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Improve key bindings for ModeLatLon.
[andy/viking.git] / src / viktrwlayer.c
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1/*
2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
3 *
4 * Copyright (C) 2003-2007, Evan Battaglia <gtoevan@gmx.net>
5 * Copyright (C) 2005-2008, Alex Foobarian <foobarian@gmail.com>
6 * Copyright (C) 2007, Quy Tonthat <qtonthat@gmail.com>
7 * Copyright (C) 2009, Hein Ragas <viking@ragas.nl>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 *
23 */
24
25#define WAYPOINT_FONT "Sans 8"
26
27/* WARNING: If you go beyond this point, we are NOT responsible for any ill effects on your sanity */
28/* viktrwlayer.c -- 2200 lines can make a difference in the state of things */
29
30#ifdef HAVE_CONFIG_H
31#include "config.h"
32#endif
33
34#include "viking.h"
35#include "vikmapslayer.h"
36#include "viktrwlayer_tpwin.h"
37#include "viktrwlayer_propwin.h"
38#include "garminsymbols.h"
39#include "thumbnails.h"
40#include "background.h"
41#include "gpx.h"
42#include "babel.h"
43#include "dem.h"
44#include "dems.h"
45#include "geonamessearch.h"
46#ifdef VIK_CONFIG_OPENSTREETMAP
47#include "osm-traces.h"
48#endif
49#include "acquire.h"
50#include "util.h"
51
52#include "icons/icons.h"
53
54#ifdef HAVE_MATH_H
55#include <math.h>
56#endif
57#ifdef HAVE_STRING_H
58#include <string.h>
59#endif
60#ifdef HAVE_STDLIB_H
61#include <stdlib.h>
62#endif
63#include <stdio.h>
64#include <ctype.h>
65
66#include <gdk/gdkkeysyms.h>
67#include <glib.h>
68#include <glib/gstdio.h>
69#include <glib/gi18n.h>
70
71/* Relax some dependencies */
72#if ! GLIB_CHECK_VERSION(2,12,0)
73static gboolean return_true (gpointer a, gpointer b, gpointer c) { return TRUE; }
74static g_hash_table_remove_all (GHashTable *ght) { g_hash_table_foreach_remove ( ght, (GHRFunc) return_true, FALSE ); }
75#endif
76
77#define GOOGLE_DIRECTIONS_STRING "maps.google.com/maps?q=from:%s,%s+to:%s,%s&output=kml"
78#define VIK_TRW_LAYER_TRACK_GC 13
79#define VIK_TRW_LAYER_TRACK_GC_RATES 10
80#define VIK_TRW_LAYER_TRACK_GC_MIN 0
81#define VIK_TRW_LAYER_TRACK_GC_MAX 11
82#define VIK_TRW_LAYER_TRACK_GC_BLACK 12
83
84#define DRAWMODE_BY_TRACK 0
85#define DRAWMODE_BY_VELOCITY 1
86#define DRAWMODE_ALL_BLACK 2
87
88#define POINTS 1
89#define LINES 2
90
91/* this is how it knows when you click if you are clicking close to a trackpoint. */
92#define TRACKPOINT_SIZE_APPROX 5
93#define WAYPOINT_SIZE_APPROX 5
94
95#define MIN_STOP_LENGTH 15
96#define MAX_STOP_LENGTH 86400
97#define DRAW_ELEVATION_FACTOR 30 /* height of elevation plotting, sort of relative to zoom level ("mpp" that isn't mpp necessarily) */
98 /* this is multiplied by user-inputted value from 1-100. */
99enum {
100VIK_TRW_LAYER_SUBLAYER_TRACKS,
101VIK_TRW_LAYER_SUBLAYER_WAYPOINTS,
102VIK_TRW_LAYER_SUBLAYER_TRACK,
103VIK_TRW_LAYER_SUBLAYER_WAYPOINT
104};
105
106enum { WP_SYMBOL_FILLED_SQUARE, WP_SYMBOL_SQUARE, WP_SYMBOL_CIRCLE, WP_SYMBOL_X, WP_NUM_SYMBOLS };
107
108struct _VikTrwLayer {
109 VikLayer vl;
110 GHashTable *tracks;
111 GHashTable *tracks_iters;
112 GHashTable *waypoints_iters;
113 GHashTable *waypoints;
114 GtkTreeIter waypoints_iter, tracks_iter;
115 gboolean tracks_visible, waypoints_visible;
116 guint8 drawmode;
117 guint8 drawpoints;
118 guint8 drawelevation;
119 guint8 elevation_factor;
120 guint8 drawstops;
121 guint32 stop_length;
122 guint8 drawlines;
123 guint8 line_thickness;
124 guint8 bg_line_thickness;
125
126 guint8 wp_symbol;
127 guint8 wp_size;
128 gboolean wp_draw_symbols;
129
130 gdouble velocity_min, velocity_max;
131 GArray *track_gc;
132 guint16 track_gc_iter;
133 GdkGC *current_track_gc;
134 GdkGC *track_bg_gc;
135 GdkGC *waypoint_gc;
136 GdkGC *waypoint_text_gc;
137 GdkGC *waypoint_bg_gc;
138 GdkFont *waypoint_font;
139 VikTrack *current_track;
140 guint16 ct_x1, ct_y1, ct_x2, ct_y2;
141 gboolean ct_sync_done;
142
143
144 VikCoordMode coord_mode;
145
146 /* wp editing tool */
147 VikWaypoint *current_wp;
148 gchar *current_wp_name;
149 gboolean moving_wp;
150 gboolean waypoint_rightclick;
151
152 /* track editing tool */
153 GList *current_tpl;
154 gchar *current_tp_track_name;
155 VikTrwLayerTpwin *tpwin;
156
157 /* weird hack for joining tracks */
158 GList *last_tpl;
159 gchar *last_tp_track_name;
160
161 /* track editing tool -- more specifically, moving tps */
162 gboolean moving_tp;
163
164 /* magic scissors tool */
165 gboolean magic_scissors_started;
166 VikCoord magic_scissors_coord;
167 gboolean magic_scissors_check_added_track;
168 gchar *magic_scissors_added_track_name;
169 VikTrack *magic_scissors_current_track;
170 gboolean magic_scissors_append;
171
172 gboolean drawlabels;
173 gboolean drawimages;
174 guint8 image_alpha;
175 GQueue *image_cache;
176 guint8 image_size;
177 guint16 image_cache_size;
178
179 /* for waypoint text */
180 PangoLayout *wplabellayout;
181
182 gboolean has_verified_thumbnails;
183
184 GtkMenu *wp_right_click_menu;
185
186 /* menu */
187 VikStdLayerMenuItem menu_selection;
188
189 gint highest_wp_number;
190};
191
192/* A caached waypoint image. */
193typedef struct {
194 GdkPixbuf *pixbuf;
195 gchar *image; /* filename */
196} CachedPixbuf;
197
198struct DrawingParams {
199 VikViewport *vp;
200 VikTrwLayer *vtl;
201 gdouble xmpp, ympp;
202 guint16 width, height;
203 const VikCoord *center;
204 gint track_gc_iter;
205 gboolean one_zone, lat_lon;
206 gdouble ce1, ce2, cn1, cn2;
207};
208
209static void vik_trw_layer_set_menu_selection(VikTrwLayer *vtl, guint16);
210static guint16 vik_trw_layer_get_menu_selection(VikTrwLayer *vtl);
211
212static void trw_layer_delete_item ( gpointer *pass_along );
213static void trw_layer_copy_item_cb( gpointer *pass_along);
214static void trw_layer_cut_item_cb( gpointer *pass_along);
215
216static void trw_layer_find_maxmin_waypoints ( const gchar *name, const VikWaypoint *w, struct LatLon maxmin[2] );
217static void trw_layer_find_maxmin_tracks ( const gchar *name, GList **t, struct LatLon maxmin[2] );
218static void trw_layer_find_maxmin (VikTrwLayer *vtl, struct LatLon maxmin[2]);
219
220static void trw_layer_new_track_gcs ( VikTrwLayer *vtl, VikViewport *vp );
221static void trw_layer_free_track_gcs ( VikTrwLayer *vtl );
222
223static gint calculate_velocity ( VikTrwLayer *vtl, VikTrackpoint *tp1, VikTrackpoint *tp2 );
224static void trw_layer_draw_track_cb ( const gchar *name, VikTrack *track, struct DrawingParams *dp );
225static void trw_layer_draw_waypoint ( const gchar *name, VikWaypoint *wp, struct DrawingParams *dp );
226
227static void goto_coord ( VikLayersPanel *vlp, const VikCoord *coord );
228static void trw_layer_goto_track_startpoint ( gpointer pass_along[5] );
229static void trw_layer_goto_track_endpoint ( gpointer pass_along[6] );
230static void trw_layer_merge_by_timestamp ( gpointer pass_along[6] );
231static void trw_layer_split_by_timestamp ( gpointer pass_along[6] );
232static void trw_layer_download_map_along_track_cb(gpointer pass_along[6]);
233static void trw_layer_centerize ( gpointer layer_and_vlp[2] );
234static void trw_layer_export ( gpointer layer_and_vlp[2], const gchar* title, const gchar* default_name, const gchar* trackname, guint file_type );
235static void trw_layer_goto_wp ( gpointer layer_and_vlp[2] );
236static void trw_layer_new_wp ( gpointer lav[2] );
237static void trw_layer_new_wikipedia_wp_viewport ( gpointer lav[2] );
238static void trw_layer_new_wikipedia_wp_layer ( gpointer lav[2] );
239static void trw_layer_merge_with_other ( gpointer pass_along[6] );
240
241/* pop-up items */
242static void trw_layer_properties_item ( gpointer pass_along[5] );
243static void trw_layer_goto_waypoint ( gpointer pass_along[5] );
244static void trw_layer_waypoint_gc_webpage ( gpointer pass_along[5] );
245
246static void trw_layer_realize_waypoint ( gchar *name, VikWaypoint *wp, gpointer pass_along[4] );
247static void trw_layer_realize_track ( gchar *name, VikTrack *track, gpointer pass_along[4] );
248static void init_drawing_params ( struct DrawingParams *dp, VikViewport *vp );
249
250
251static void trw_layer_marshall( VikTrwLayer *vtl, guint8 **data, gint *len );
252static VikTrwLayer *trw_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp );
253
254static gboolean trw_layer_set_param ( VikTrwLayer *vtl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation );
255static VikLayerParamData trw_layer_get_param ( VikTrwLayer *vtl, guint16 id, gboolean is_file_operation );
256
257static void trw_layer_del_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer );
258static void trw_layer_copy_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer, guint8 **item, guint *len );
259static gboolean trw_layer_paste_item ( VikTrwLayer *vtl, gint subtype, guint8 *item, guint len );
260static void trw_layer_free_copied_item ( gint subtype, gpointer item );
261static void trw_layer_drag_drop_request ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path );
262
263static void trw_layer_insert_tp_after_current_tp ( VikTrwLayer *vtl );
264static void trw_layer_cancel_last_tp ( VikTrwLayer *vtl );
265static void trw_layer_cancel_current_tp ( VikTrwLayer *vtl, gboolean destroy );
266static void trw_layer_tpwin_response ( VikTrwLayer *vtl, gint response );
267static void trw_layer_tpwin_init ( VikTrwLayer *vtl );
268
269static gpointer tool_edit_trackpoint_create ( VikWindow *vw, VikViewport *vvp);
270static gboolean tool_edit_trackpoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
271static gboolean tool_edit_trackpoint_move ( VikTrwLayer *vtl, GdkEventMotion *event, gpointer data );
272static gboolean tool_edit_trackpoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
273static gpointer tool_show_picture_create ( VikWindow *vw, VikViewport *vvp);
274static gboolean tool_show_picture_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
275static gpointer tool_edit_waypoint_create ( VikWindow *vw, VikViewport *vvp);
276static gboolean tool_edit_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
277static gboolean tool_edit_waypoint_move ( VikTrwLayer *vtl, GdkEventMotion *event, gpointer data );
278static gboolean tool_edit_waypoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
279static gpointer tool_begin_track_create ( VikWindow *vw, VikViewport *vvp);
280static gboolean tool_begin_track_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
281static gpointer tool_new_track_create ( VikWindow *vw, VikViewport *vvp);
282static gboolean tool_new_track_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
283static VikLayerToolFuncStatus tool_new_track_move ( VikTrwLayer *vtl, GdkEventMotion *event, VikViewport *vvp );
284static gboolean tool_new_track_key_press ( VikTrwLayer *vtl, GdkEventKey *event, VikViewport *vvp );
285static gpointer tool_new_waypoint_create ( VikWindow *vw, VikViewport *vvp);
286static gboolean tool_new_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
287static gpointer tool_magic_scissors_create ( VikWindow *vw, VikViewport *vvp);
288static gboolean tool_magic_scissors_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
289
290
291static void cached_pixbuf_free ( CachedPixbuf *cp );
292static gint cached_pixbuf_cmp ( CachedPixbuf *cp, const gchar *name );
293static void trw_layer_verify_thumbnails ( VikTrwLayer *vtl, GtkWidget *vp );
294
295static VikTrackpoint *closest_tp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y );
296static VikWaypoint *closest_wp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y );
297
298static void trw_layer_change_coord_mode ( VikTrwLayer *vtl, VikCoordMode dest_mode );
299
300static gchar *get_new_unique_sublayer_name (VikTrwLayer *vtl, gint sublayer_type, const gchar *name);
301static void waypoint_convert ( const gchar *name, VikWaypoint *wp, VikCoordMode *dest_mode );
302static void track_convert ( const gchar *name, VikTrack *tr, VikCoordMode *dest_mode );
303
304static gchar *highest_wp_number_get(VikTrwLayer *vtl);
305static void highest_wp_number_reset(VikTrwLayer *vtl);
306static void highest_wp_number_add_wp(VikTrwLayer *vtl, const gchar *new_wp_name);
307static void highest_wp_number_remove_wp(VikTrwLayer *vtl, const gchar *old_wp_name);
308
309
310static VikToolInterface trw_layer_tools[] = {
311 { N_("Create Waypoint"), (VikToolConstructorFunc) tool_new_waypoint_create, NULL, NULL, NULL,
312 (VikToolMouseFunc) tool_new_waypoint_click, NULL, NULL, (VikToolKeyFunc) NULL, GDK_CURSOR_IS_PIXMAP, &cursor_addwp_pixbuf },
313
314 { N_("Create Track"), (VikToolConstructorFunc) tool_new_track_create, NULL, NULL, NULL,
315 (VikToolMouseFunc) tool_new_track_click, (VikToolMouseMoveFunc) tool_new_track_move, NULL,
316 (VikToolKeyFunc) tool_new_track_key_press, GDK_CURSOR_IS_PIXMAP, &cursor_addtr_pixbuf },
317
318 { N_("Begin Track"), (VikToolConstructorFunc) tool_begin_track_create, NULL, NULL, NULL,
319 (VikToolMouseFunc) tool_begin_track_click, NULL, NULL, (VikToolKeyFunc) NULL, GDK_CURSOR_IS_PIXMAP, &cursor_begintr_pixbuf },
320
321 { N_("Edit Waypoint"), (VikToolConstructorFunc) tool_edit_waypoint_create, NULL, NULL, NULL,
322 (VikToolMouseFunc) tool_edit_waypoint_click,
323 (VikToolMouseMoveFunc) tool_edit_waypoint_move,
324 (VikToolMouseFunc) tool_edit_waypoint_release, (VikToolKeyFunc) NULL, GDK_CURSOR_IS_PIXMAP, &cursor_edwp_pixbuf },
325
326 { N_("Edit Trackpoint"), (VikToolConstructorFunc) tool_edit_trackpoint_create, NULL, NULL, NULL,
327 (VikToolMouseFunc) tool_edit_trackpoint_click,
328 (VikToolMouseMoveFunc) tool_edit_trackpoint_move,
329 (VikToolMouseFunc) tool_edit_trackpoint_release, (VikToolKeyFunc) NULL, GDK_CURSOR_IS_PIXMAP, &cursor_edtr_pixbuf },
330
331 { N_("Show Picture"), (VikToolConstructorFunc) tool_show_picture_create, NULL, NULL, NULL,
332 (VikToolMouseFunc) tool_show_picture_click, NULL, NULL, (VikToolKeyFunc) NULL, GDK_CURSOR_IS_PIXMAP, &cursor_showpic_pixbuf },
333
334 { N_("Magic Scissors"), (VikToolConstructorFunc) tool_magic_scissors_create, NULL, NULL, NULL,
335 (VikToolMouseFunc) tool_magic_scissors_click, NULL, NULL, (VikToolKeyFunc) NULL, GDK_CURSOR_IS_PIXMAP, &cursor_iscissors_pixbuf },
336};
337enum { TOOL_CREATE_WAYPOINT=0, TOOL_CREATE_TRACK, TOOL_BEGIN_TRACK, TOOL_EDIT_WAYPOINT, TOOL_EDIT_TRACKPOINT, TOOL_SHOW_PICTURE, NUM_TOOLS };
338
339/****** PARAMETERS ******/
340
341static gchar *params_groups[] = { N_("Waypoints"), N_("Tracks"), N_("Waypoint Images") };
342enum { GROUP_WAYPOINTS, GROUP_TRACKS, GROUP_IMAGES };
343
344static gchar *params_drawmodes[] = { N_("Draw by Track"), N_("Draw by Velocity"), N_("All Tracks Black"), 0 };
345static gchar *params_wpsymbols[] = { N_("Filled Square"), N_("Square"), N_("Circle"), N_("X"), 0 };
346
347
348static VikLayerParamScale params_scales[] = {
349 /* min max step digits */
350 { 1, 10, 1, 0 }, /* line_thickness */
351 { 0.0, 99.0, 1, 2 }, /* velocity_min */
352 { 1.0, 100.0, 1.0, 2 }, /* velocity_max */
353 /* 5 * step == how much to turn */
354 { 16, 128, 3.2, 0 }, /* image_size */
355 { 0, 255, 5, 0 }, /* image alpha */
356 { 5, 500, 5, 0 }, /* image cache_size */
357 { 0, 8, 1, 0 }, /* image cache_size */
358 { 1, 64, 1, 0 }, /* wpsize */
359 { MIN_STOP_LENGTH, MAX_STOP_LENGTH, 1, 0 }, /* stop_length */
360 { 1, 100, 1, 0 }, /* stop_length */
361};
362
363VikLayerParam trw_layer_params[] = {
364 { "tracks_visible", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_NOT_IN_PROPERTIES },
365 { "waypoints_visible", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_NOT_IN_PROPERTIES },
366
367 { "drawmode", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, N_("Track Drawing Mode:"), VIK_LAYER_WIDGET_RADIOGROUP, NULL },
368 { "drawlines", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, N_("Draw Track Lines"), VIK_LAYER_WIDGET_CHECKBUTTON },
369 { "drawpoints", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, N_("Draw Trackpoints"), VIK_LAYER_WIDGET_CHECKBUTTON },
370 { "drawelevation", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, N_("Draw Elevation"), VIK_LAYER_WIDGET_CHECKBUTTON },
371 { "elevation_factor", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, N_("Draw Elevation Height %:"), VIK_LAYER_WIDGET_HSCALE, params_scales + 9 },
372
373 { "drawstops", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, N_("Draw Stops"), VIK_LAYER_WIDGET_CHECKBUTTON },
374 { "stop_length", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, N_("Min Stop Length (seconds):"), VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 8 },
375
376 { "line_thickness", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, N_("Track Thickness:"), VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 0 },
377 { "bg_line_thickness", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, N_("Track BG Thickness:"), VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 6 },
378 { "trackbgcolor", VIK_LAYER_PARAM_COLOR, GROUP_TRACKS, N_("Track Background Color"), VIK_LAYER_WIDGET_COLOR, 0 },
379 { "velocity_min", VIK_LAYER_PARAM_DOUBLE, GROUP_TRACKS, N_("Min Track Velocity:"), VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 1 },
380 { "velocity_max", VIK_LAYER_PARAM_DOUBLE, GROUP_TRACKS, N_("Max Track Velocity:"), VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 2 },
381
382 { "drawlabels", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, N_("Draw Labels"), VIK_LAYER_WIDGET_CHECKBUTTON },
383 { "wpcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, N_("Waypoint Color:"), VIK_LAYER_WIDGET_COLOR, 0 },
384 { "wptextcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, N_("Waypoint Text:"), VIK_LAYER_WIDGET_COLOR, 0 },
385 { "wpbgcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, N_("Background:"), VIK_LAYER_WIDGET_COLOR, 0 },
386 { "wpbgand", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, N_("Fake BG Color Translucency:"), VIK_LAYER_WIDGET_CHECKBUTTON, 0 },
387 { "wpsymbol", VIK_LAYER_PARAM_UINT, GROUP_WAYPOINTS, N_("Waypoint marker:"), VIK_LAYER_WIDGET_RADIOGROUP, NULL },
388 { "wpsize", VIK_LAYER_PARAM_UINT, GROUP_WAYPOINTS, N_("Waypoint size:"), VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 7 },
389 { "wpsyms", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, N_("Draw Waypoint Symbols:"), VIK_LAYER_WIDGET_CHECKBUTTON },
390
391 { "drawimages", VIK_LAYER_PARAM_BOOLEAN, GROUP_IMAGES, N_("Draw Waypoint Images"), VIK_LAYER_WIDGET_CHECKBUTTON },
392 { "image_size", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, N_("Image Size (pixels):"), VIK_LAYER_WIDGET_HSCALE, params_scales + 3 },
393 { "image_alpha", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, N_("Image Alpha:"), VIK_LAYER_WIDGET_HSCALE, params_scales + 4 },
394 { "image_cache_size", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, N_("Image Memory Cache Size:"), VIK_LAYER_WIDGET_HSCALE, params_scales + 5 },
395};
396
397enum { PARAM_TV, PARAM_WV, PARAM_DM, PARAM_DL, PARAM_DP, PARAM_DE, PARAM_EF, PARAM_DS, PARAM_SL, PARAM_LT, PARAM_BLT, PARAM_TBGC, PARAM_VMIN, PARAM_VMAX, PARAM_DLA, PARAM_WPC, PARAM_WPTC, PARAM_WPBC, PARAM_WPBA, PARAM_WPSYM, PARAM_WPSIZE, PARAM_WPSYMS, PARAM_DI, PARAM_IS, PARAM_IA, PARAM_ICS, NUM_PARAMS };
398
399/*** TO ADD A PARAM:
400 *** 1) Add to trw_layer_params and enumeration
401 *** 2) Handle in get_param & set_param (presumably adding on to VikTrwLayer struct)
402 ***/
403
404/****** END PARAMETERS ******/
405
406VikLayerInterface vik_trw_layer_interface = {
407 "TrackWaypoint",
408 &viktrwlayer_pixbuf,
409
410 trw_layer_tools,
411 sizeof(trw_layer_tools) / sizeof(VikToolInterface),
412
413 trw_layer_params,
414 NUM_PARAMS,
415 params_groups, /* params_groups */
416 sizeof(params_groups)/sizeof(params_groups[0]), /* number of groups */
417
418 VIK_MENU_ITEM_ALL,
419
420 (VikLayerFuncCreate) vik_trw_layer_create,
421 (VikLayerFuncRealize) vik_trw_layer_realize,
422 (VikLayerFuncPostRead) trw_layer_verify_thumbnails,
423 (VikLayerFuncFree) vik_trw_layer_free,
424
425 (VikLayerFuncProperties) NULL,
426 (VikLayerFuncDraw) vik_trw_layer_draw,
427 (VikLayerFuncChangeCoordMode) trw_layer_change_coord_mode,
428
429 (VikLayerFuncSetMenuItemsSelection) vik_trw_layer_set_menu_selection,
430 (VikLayerFuncGetMenuItemsSelection) vik_trw_layer_get_menu_selection,
431
432 (VikLayerFuncAddMenuItems) vik_trw_layer_add_menu_items,
433 (VikLayerFuncSublayerAddMenuItems) vik_trw_layer_sublayer_add_menu_items,
434
435 (VikLayerFuncSublayerRenameRequest) vik_trw_layer_sublayer_rename_request,
436 (VikLayerFuncSublayerToggleVisible) vik_trw_layer_sublayer_toggle_visible,
437
438 (VikLayerFuncMarshall) trw_layer_marshall,
439 (VikLayerFuncUnmarshall) trw_layer_unmarshall,
440
441 (VikLayerFuncSetParam) trw_layer_set_param,
442 (VikLayerFuncGetParam) trw_layer_get_param,
443
444 (VikLayerFuncReadFileData) a_gpspoint_read_file,
445 (VikLayerFuncWriteFileData) a_gpspoint_write_file,
446
447 (VikLayerFuncDeleteItem) trw_layer_del_item,
448 (VikLayerFuncCopyItem) trw_layer_copy_item,
449 (VikLayerFuncPasteItem) trw_layer_paste_item,
450 (VikLayerFuncFreeCopiedItem) trw_layer_free_copied_item,
451
452 (VikLayerFuncDragDropRequest) trw_layer_drag_drop_request,
453};
454
455/* for copy & paste (I think?) */
456typedef struct {
457 guint len;
458 guint8 data[0];
459 // gchar *name;
460 // VikWaypoint *wp;
461} FlatItem;
462
463GType vik_trw_layer_get_type ()
464{
465 static GType vtl_type = 0;
466
467 if (!vtl_type)
468 {
469 static const GTypeInfo vtl_info =
470 {
471 sizeof (VikTrwLayerClass),
472 NULL, /* base_init */
473 NULL, /* base_finalize */
474 NULL, /* class init */
475 NULL, /* class_finalize */
476 NULL, /* class_data */
477 sizeof (VikTrwLayer),
478 0,
479 NULL /* instance init */
480 };
481 vtl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikTrwLayer", &vtl_info, 0 );
482 }
483
484 return vtl_type;
485}
486
487static void trw_layer_del_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer )
488{
489 static gpointer pass_along[5];
490 if (!sublayer) {
491 return;
492 }
493
494 pass_along[0] = vtl;
495 pass_along[1] = NULL;
496 pass_along[2] = GINT_TO_POINTER (subtype);
497 pass_along[3] = sublayer;
498 pass_along[4] = NULL;
499
500 trw_layer_delete_item ( pass_along );
501}
502
503static void trw_layer_copy_item_cb( gpointer pass_along[5])
504{
505 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
506 gint subtype = GPOINTER_TO_INT (pass_along[2]);
507 gpointer * sublayer = pass_along[3];
508 guint8 *data = NULL;
509 guint len;
510
511 trw_layer_copy_item( vtl, subtype, sublayer, &data, &len);
512
513 if (data) {
514 a_clipboard_copy( VIK_CLIPBOARD_DATA_SUBLAYER, VIK_LAYER_TRW,
515 subtype, len, data);
516 }
517}
518
519static void trw_layer_cut_item_cb( gpointer pass_along[5])
520{
521 trw_layer_copy_item_cb(pass_along);
522 trw_layer_delete_item(pass_along);
523}
524
525static void trw_layer_copy_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer, guint8 **item, guint *len )
526{
527 FlatItem *fi;
528 guint8 *id;
529 guint il;
530
531 if (!sublayer) {
532 *item = NULL;
533 return;
534 }
535
536 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
537 {
538 vik_waypoint_marshall ( g_hash_table_lookup ( vtl->waypoints, sublayer ), &id, &il );
539 } else {
540 vik_track_marshall ( g_hash_table_lookup ( vtl->tracks, sublayer ), &id, &il );
541 }
542
543 *len = sizeof(FlatItem) + strlen(sublayer) + 1 + il;
544 fi = g_malloc ( *len );
545 fi->len = strlen(sublayer) + 1;
546 memcpy(fi->data, sublayer, fi->len);
547 memcpy(fi->data + fi->len, id, il);
548 g_free(id);
549 *item = (guint8 *)fi;
550}
551
552static gboolean trw_layer_paste_item ( VikTrwLayer *vtl, gint subtype, guint8 *item, guint len )
553{
554 FlatItem *fi = (FlatItem *) item;
555
556 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT && fi )
557 {
558 VikWaypoint *w;
559 gchar *name;
560
561 name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, (gchar *)fi->data);
562 w = vik_waypoint_unmarshall(fi->data + fi->len, len - sizeof(*fi) - fi->len);
563 vik_trw_layer_add_waypoint ( vtl, name, w );
564 waypoint_convert(name, w, &vtl->coord_mode);
565 return TRUE;
566 }
567 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK && fi )
568 {
569 VikTrack *t;
570 gchar *name;
571 name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_TRACK, (gchar *)fi->data);
572 t = vik_track_unmarshall(fi->data + fi->len, len - sizeof(*fi) - fi->len);
573 vik_trw_layer_add_track ( vtl, name, t );
574 track_convert(name, t, &vtl->coord_mode);
575 return TRUE;
576 }
577 return FALSE;
578}
579
580static void trw_layer_free_copied_item ( gint subtype, gpointer item )
581{
582 if (item) {
583 g_free(item);
584 }
585}
586
587static gboolean trw_layer_set_param ( VikTrwLayer *vtl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation )
588{
589 switch ( id )
590 {
591 case PARAM_TV: vtl->tracks_visible = data.b; break;
592 case PARAM_WV: vtl->waypoints_visible = data.b; break;
593 case PARAM_DM: vtl->drawmode = data.u; break;
594 case PARAM_DP: vtl->drawpoints = data.b; break;
595 case PARAM_DE: vtl->drawelevation = data.b; break;
596 case PARAM_DS: vtl->drawstops = data.b; break;
597 case PARAM_DL: vtl->drawlines = data.b; break;
598 case PARAM_SL: if ( data.u >= MIN_STOP_LENGTH && data.u <= MAX_STOP_LENGTH )
599 vtl->stop_length = data.u;
600 break;
601 case PARAM_EF: if ( data.u >= 1 && data.u <= 100 )
602 vtl->elevation_factor = data.u;
603 break;
604 case PARAM_LT: if ( data.u > 0 && data.u < 15 && data.u != vtl->line_thickness )
605 {
606 vtl->line_thickness = data.u;
607 trw_layer_new_track_gcs ( vtl, vp );
608 }
609 break;
610 case PARAM_BLT: if ( data.u >= 0 && data.u <= 8 && data.u != vtl->bg_line_thickness )
611 {
612 vtl->bg_line_thickness = data.u;
613 trw_layer_new_track_gcs ( vtl, vp );
614 }
615 break;
616 case PARAM_VMIN:
617 {
618 /* Convert to store internally
619 NB file operation always in internal units (metres per second) */
620 vik_units_speed_t speed_units = a_vik_get_units_speed ();
621 if ( is_file_operation || speed_units == VIK_UNITS_SPEED_METRES_PER_SECOND )
622 vtl->velocity_min = data.d;
623 else if ( speed_units == VIK_UNITS_SPEED_KILOMETRES_PER_HOUR )
624 vtl->velocity_min = VIK_KPH_TO_MPS(data.d);
625 else if ( speed_units == VIK_UNITS_SPEED_MILES_PER_HOUR )
626 vtl->velocity_min = VIK_MPH_TO_MPS(data.d);
627 else
628 /* Knots */
629 vtl->velocity_min = VIK_KNOTS_TO_MPS(data.d);
630 break;
631 }
632 case PARAM_VMAX:
633 {
634 /* Convert to store internally
635 NB file operation always in internal units (metres per second) */
636 vik_units_speed_t speed_units = a_vik_get_units_speed ();
637 if ( is_file_operation || speed_units == VIK_UNITS_SPEED_METRES_PER_SECOND )
638 vtl->velocity_max = data.d;
639 else if ( speed_units == VIK_UNITS_SPEED_KILOMETRES_PER_HOUR )
640 vtl->velocity_max = VIK_KPH_TO_MPS(data.d);
641 else if ( speed_units == VIK_UNITS_SPEED_MILES_PER_HOUR )
642 vtl->velocity_max = VIK_MPH_TO_MPS(data.d);
643 else
644 /* Knots */
645 vtl->velocity_max = VIK_KNOTS_TO_MPS(data.d);
646 break;
647 }
648 case PARAM_TBGC: gdk_gc_set_rgb_fg_color(vtl->track_bg_gc, &(data.c)); break;
649 case PARAM_DLA: vtl->drawlabels = data.b; break;
650 case PARAM_DI: vtl->drawimages = data.b; break;
651 case PARAM_IS: if ( data.u != vtl->image_size )
652 {
653 vtl->image_size = data.u;
654 g_list_foreach ( vtl->image_cache->head, (GFunc) cached_pixbuf_free, NULL );
655 g_queue_free ( vtl->image_cache );
656 vtl->image_cache = g_queue_new ();
657 }
658 break;
659 case PARAM_IA: vtl->image_alpha = data.u; break;
660 case PARAM_ICS: vtl->image_cache_size = data.u;
661 while ( vtl->image_cache->length > vtl->image_cache_size ) /* if shrinking cache_size, free pixbuf ASAP */
662 cached_pixbuf_free ( g_queue_pop_tail ( vtl->image_cache ) );
663 break;
664 case PARAM_WPC: gdk_gc_set_rgb_fg_color(vtl->waypoint_gc, &(data.c)); break;
665 case PARAM_WPTC: gdk_gc_set_rgb_fg_color(vtl->waypoint_text_gc, &(data.c)); break;
666 case PARAM_WPBC: gdk_gc_set_rgb_fg_color(vtl->waypoint_bg_gc, &(data.c)); break;
667 case PARAM_WPBA: gdk_gc_set_function(vtl->waypoint_bg_gc, data.b ? GDK_AND : GDK_COPY ); break;
668 case PARAM_WPSYM: if ( data.u < WP_NUM_SYMBOLS ) vtl->wp_symbol = data.u; break;
669 case PARAM_WPSIZE: if ( data.u > 0 && data.u <= 64 ) vtl->wp_size = data.u; break;
670 case PARAM_WPSYMS: vtl->wp_draw_symbols = data.b; break;
671 }
672 return TRUE;
673}
674
675static VikLayerParamData trw_layer_get_param ( VikTrwLayer *vtl, guint16 id, gboolean is_file_operation )
676{
677 VikLayerParamData rv;
678 switch ( id )
679 {
680 case PARAM_TV: rv.b = vtl->tracks_visible; break;
681 case PARAM_WV: rv.b = vtl->waypoints_visible; break;
682 case PARAM_DM: rv.u = vtl->drawmode; break;
683 case PARAM_DP: rv.b = vtl->drawpoints; break;
684 case PARAM_DE: rv.b = vtl->drawelevation; break;
685 case PARAM_EF: rv.u = vtl->elevation_factor; break;
686 case PARAM_DS: rv.b = vtl->drawstops; break;
687 case PARAM_SL: rv.u = vtl->stop_length; break;
688 case PARAM_DL: rv.b = vtl->drawlines; break;
689 case PARAM_LT: rv.u = vtl->line_thickness; break;
690 case PARAM_BLT: rv.u = vtl->bg_line_thickness; break;
691 case PARAM_VMIN:
692 {
693 /* Convert to store internally
694 NB file operation always in internal units (metres per second) */
695 vik_units_speed_t speed_units = a_vik_get_units_speed ();
696 if ( is_file_operation || speed_units == VIK_UNITS_SPEED_METRES_PER_SECOND )
697 rv.d = vtl->velocity_min;
698 else if ( speed_units == VIK_UNITS_SPEED_KILOMETRES_PER_HOUR )
699 rv.d = VIK_MPS_TO_KPH(vtl->velocity_min);
700 else if ( speed_units == VIK_UNITS_SPEED_MILES_PER_HOUR )
701 rv.d = VIK_MPS_TO_MPH(vtl->velocity_min);
702 else
703 /* Knots */
704 rv.d = VIK_MPS_TO_KNOTS(vtl->velocity_min);
705 break;
706 }
707 case PARAM_VMAX:
708 {
709 /* Convert to store internally
710 NB file operation always in internal units (metres per second) */
711 vik_units_speed_t speed_units = a_vik_get_units_speed ();
712 if ( is_file_operation || speed_units == VIK_UNITS_SPEED_METRES_PER_SECOND )
713 rv.d = vtl->velocity_max;
714 else if ( speed_units == VIK_UNITS_SPEED_KILOMETRES_PER_HOUR )
715 rv.d = VIK_MPS_TO_KPH(vtl->velocity_max);
716 else if ( speed_units == VIK_UNITS_SPEED_MILES_PER_HOUR )
717 rv.d = VIK_MPS_TO_MPH(vtl->velocity_max);
718 else
719 /* Knots */
720 rv.d = VIK_MPS_TO_KNOTS(vtl->velocity_max);
721 break;
722 }
723 case PARAM_DLA: rv.b = vtl->drawlabels; break;
724 case PARAM_DI: rv.b = vtl->drawimages; break;
725 case PARAM_TBGC: vik_gc_get_fg_color(vtl->track_bg_gc, &(rv.c)); break;
726 case PARAM_IS: rv.u = vtl->image_size; break;
727 case PARAM_IA: rv.u = vtl->image_alpha; break;
728 case PARAM_ICS: rv.u = vtl->image_cache_size; break;
729 case PARAM_WPC: vik_gc_get_fg_color(vtl->waypoint_gc, &(rv.c)); break;
730 case PARAM_WPTC: vik_gc_get_fg_color(vtl->waypoint_text_gc, &(rv.c)); break;
731 case PARAM_WPBC: vik_gc_get_fg_color(vtl->waypoint_bg_gc, &(rv.c)); break;
732 case PARAM_WPBA: rv.b = (vik_gc_get_function(vtl->waypoint_bg_gc)==GDK_AND); break;
733 case PARAM_WPSYM: rv.u = vtl->wp_symbol; break;
734 case PARAM_WPSIZE: rv.u = vtl->wp_size; break;
735 case PARAM_WPSYMS: rv.b = vtl->wp_draw_symbols; break;
736 }
737 return rv;
738}
739
740static void trw_layer_marshall( VikTrwLayer *vtl, guint8 **data, gint *len )
741{
742 guint8 *pd;
743 gchar *dd;
744 gsize dl;
745 gint pl;
746 gchar *tmpname;
747 FILE *f;
748
749 *data = NULL;
750
751 if ((f = fdopen(g_file_open_tmp (NULL, &tmpname, NULL), "r+"))) {
752 a_gpx_write_file(vtl, f);
753 vik_layer_marshall_params(VIK_LAYER(vtl), &pd, &pl);
754 fclose(f);
755 f = NULL;
756 g_file_get_contents(tmpname, &dd, &dl, NULL);
757 *len = sizeof(pl) + pl + dl;
758 *data = g_malloc(*len);
759 memcpy(*data, &pl, sizeof(pl));
760 memcpy(*data + sizeof(pl), pd, pl);
761 memcpy(*data + sizeof(pl) + pl, dd, dl);
762
763 g_free(pd);
764 g_free(dd);
765 g_remove(tmpname);
766 g_free(tmpname);
767 }
768}
769
770static VikTrwLayer *trw_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp )
771{
772 VikTrwLayer *rv = VIK_TRW_LAYER(vik_layer_create ( VIK_LAYER_TRW, vvp, NULL, FALSE ));
773 gint pl;
774 gchar *tmpname;
775 FILE *f;
776
777
778 memcpy(&pl, data, sizeof(pl));
779 data += sizeof(pl);
780 vik_layer_unmarshall_params ( VIK_LAYER(rv), data, pl, vvp );
781 data += pl;
782
783 if (!(f = fdopen(g_file_open_tmp (NULL, &tmpname, NULL), "r+"))) {
784 g_critical("couldn't open temp file");
785 exit(1);
786 }
787 fwrite(data, len - pl - sizeof(pl), 1, f);
788 rewind(f);
789 a_gpx_read_file(rv, f);
790 fclose(f);
791 f = NULL;
792 g_remove(tmpname);
793 g_free(tmpname);
794 return rv;
795}
796
797static GList * str_array_to_glist(gchar* data[])
798{
799 GList *gl = NULL;
800 gpointer * p;
801 for (p = (gpointer)data; *p; p++)
802 gl = g_list_prepend(gl, *p);
803 return(g_list_reverse(gl));
804}
805
806static gboolean strcase_equal(gconstpointer s1, gconstpointer s2)
807{
808 return (strcasecmp(s1, s2) == 0);
809}
810
811static guint strcase_hash(gconstpointer v)
812{
813 /* 31 bit hash function */
814 int i;
815 const gchar *t = v;
816 gchar s[128]; /* malloc is too slow for reading big files */
817 gchar *p = s;
818
819 for (i = 0; (i < (sizeof(s)- 1)) && t[i]; i++)
820 p[i] = toupper(t[i]);
821 p[i] = '\0';
822
823 p = s;
824 guint32 h = *p;
825 if (h) {
826 for (p += 1; *p != '\0'; p++)
827 h = (h << 5) - h + *p;
828 }
829
830 return h;
831}
832
833VikTrwLayer *vik_trw_layer_new ( gint drawmode )
834{
835 if (trw_layer_params[PARAM_DM].widget_data == NULL)
836 trw_layer_params[PARAM_DM].widget_data = str_array_to_glist(params_drawmodes);
837 if (trw_layer_params[PARAM_WPSYM].widget_data == NULL)
838 trw_layer_params[PARAM_WPSYM].widget_data = str_array_to_glist(params_wpsymbols);
839
840 VikTrwLayer *rv = VIK_TRW_LAYER ( g_object_new ( VIK_TRW_LAYER_TYPE, NULL ) );
841 vik_layer_init ( VIK_LAYER(rv), VIK_LAYER_TRW );
842
843 rv->waypoints = g_hash_table_new_full ( strcase_hash, strcase_equal, g_free, (GDestroyNotify) vik_waypoint_free );
844 rv->tracks = g_hash_table_new_full ( g_str_hash, g_str_equal, g_free, (GDestroyNotify) vik_track_free );
845 rv->tracks_iters = g_hash_table_new_full ( g_str_hash, g_str_equal, NULL, g_free );
846 rv->waypoints_iters = g_hash_table_new_full ( strcase_hash, strcase_equal, NULL, g_free );
847
848 /* TODO: constants at top */
849 rv->waypoints_visible = rv->tracks_visible = TRUE;
850 rv->drawmode = drawmode;
851 rv->drawpoints = TRUE;
852 rv->drawstops = FALSE;
853 rv->drawelevation = FALSE;
854 rv->elevation_factor = 30;
855 rv->stop_length = 60;
856 rv->drawlines = TRUE;
857 rv->wplabellayout = NULL;
858 rv->wp_right_click_menu = NULL;
859 rv->waypoint_gc = NULL;
860 rv->waypoint_text_gc = NULL;
861 rv->waypoint_bg_gc = NULL;
862 rv->track_gc = NULL;
863 rv->velocity_max = 5.0;
864 rv->velocity_min = 0.0;
865 rv->line_thickness = 1;
866 rv->bg_line_thickness = 0;
867 rv->current_wp = NULL;
868 rv->current_wp_name = NULL;
869 rv->current_track = NULL;
870 rv->current_tpl = NULL;
871 rv->current_tp_track_name = NULL;
872 rv->moving_tp = FALSE;
873 rv->moving_wp = FALSE;
874
875 rv->ct_sync_done = TRUE;
876
877 rv->magic_scissors_started = FALSE;
878 rv->magic_scissors_check_added_track = FALSE;
879 rv->magic_scissors_added_track_name = NULL;
880 rv->magic_scissors_current_track = NULL;
881 rv->magic_scissors_append = FALSE;
882
883 rv->waypoint_rightclick = FALSE;
884 rv->last_tpl = NULL;
885 rv->last_tp_track_name = NULL;
886 rv->tpwin = NULL;
887 rv->image_cache = g_queue_new();
888 rv->image_size = 64;
889 rv->image_alpha = 255;
890 rv->image_cache_size = 300;
891 rv->drawimages = TRUE;
892 rv->drawlabels = TRUE;
893 return rv;
894}
895
896
897void vik_trw_layer_free ( VikTrwLayer *trwlayer )
898{
899 g_hash_table_destroy(trwlayer->waypoints);
900 g_hash_table_destroy(trwlayer->tracks);
901
902 /* ODC: replace with GArray */
903 trw_layer_free_track_gcs ( trwlayer );
904
905 if ( trwlayer->wp_right_click_menu )
906 gtk_object_sink ( GTK_OBJECT(trwlayer->wp_right_click_menu) );
907
908 if ( trwlayer->wplabellayout != NULL)
909 g_object_unref ( G_OBJECT ( trwlayer->wplabellayout ) );
910
911 if ( trwlayer->waypoint_gc != NULL )
912 g_object_unref ( G_OBJECT ( trwlayer->waypoint_gc ) );
913
914 if ( trwlayer->waypoint_text_gc != NULL )
915 g_object_unref ( G_OBJECT ( trwlayer->waypoint_text_gc ) );
916
917 if ( trwlayer->waypoint_bg_gc != NULL )
918 g_object_unref ( G_OBJECT ( trwlayer->waypoint_bg_gc ) );
919
920 if ( trwlayer->waypoint_font != NULL )
921 gdk_font_unref ( trwlayer->waypoint_font );
922
923 if ( trwlayer->tpwin != NULL )
924 gtk_widget_destroy ( GTK_WIDGET(trwlayer->tpwin) );
925
926 g_list_foreach ( trwlayer->image_cache->head, (GFunc) cached_pixbuf_free, NULL );
927 g_queue_free ( trwlayer->image_cache );
928}
929
930static void init_drawing_params ( struct DrawingParams *dp, VikViewport *vp )
931{
932 dp->vp = vp;
933 dp->xmpp = vik_viewport_get_xmpp ( vp );
934 dp->ympp = vik_viewport_get_ympp ( vp );
935 dp->width = vik_viewport_get_width ( vp );
936 dp->height = vik_viewport_get_height ( vp );
937 dp->center = vik_viewport_get_center ( vp );
938 dp->one_zone = vik_viewport_is_one_zone ( vp ); /* false if some other projection besides UTM */
939 dp->lat_lon = vik_viewport_get_coord_mode ( vp ) == VIK_COORD_LATLON;
940
941 if ( dp->one_zone )
942 {
943 gint w2, h2;
944 w2 = dp->xmpp * (dp->width / 2) + 1600 / dp->xmpp;
945 h2 = dp->ympp * (dp->height / 2) + 1600 / dp->ympp;
946 /* leniency -- for tracks. Obviously for waypoints this SHOULD be a lot smaller */
947
948 dp->ce1 = dp->center->east_west-w2;
949 dp->ce2 = dp->center->east_west+w2;
950 dp->cn1 = dp->center->north_south-h2;
951 dp->cn2 = dp->center->north_south+h2;
952 } else if ( dp->lat_lon ) {
953 VikCoord upperleft, bottomright;
954 /* quick & dirty calculation; really want to check all corners due to lat/lon smaller at top in northern hemisphere */
955 /* this also DOESN'T WORK if you are crossing 180/-180 lon. I don't plan to in the near future... */
956 vik_viewport_screen_to_coord ( vp, -500, -500, &upperleft );
957 vik_viewport_screen_to_coord ( vp, dp->width+500, dp->height+500, &bottomright );
958 dp->ce1 = upperleft.east_west;
959 dp->ce2 = bottomright.east_west;
960 dp->cn1 = bottomright.north_south;
961 dp->cn2 = upperleft.north_south;
962 }
963
964 dp->track_gc_iter = 0;
965}
966
967static gint calculate_velocity ( VikTrwLayer *vtl, VikTrackpoint *tp1, VikTrackpoint *tp2 )
968{
969 static gdouble rv = 0;
970 if ( tp1->has_timestamp && tp2->has_timestamp )
971 {
972 rv = ( vik_coord_diff ( &(tp1->coord), &(tp2->coord) )
973 / (tp1->timestamp - tp2->timestamp) ) - vtl->velocity_min;
974
975 if ( rv < 0 )
976 return VIK_TRW_LAYER_TRACK_GC_MIN;
977 else if ( vtl->velocity_min >= vtl->velocity_max )
978 return VIK_TRW_LAYER_TRACK_GC_MAX;
979
980 rv *= (VIK_TRW_LAYER_TRACK_GC_RATES / (vtl->velocity_max - vtl->velocity_min));
981
982 if ( rv >= VIK_TRW_LAYER_TRACK_GC_MAX )
983 return VIK_TRW_LAYER_TRACK_GC_MAX;
984 return (gint) rv;
985 }
986 else
987 return VIK_TRW_LAYER_TRACK_GC_BLACK;
988}
989
990void draw_utm_skip_insignia ( VikViewport *vvp, GdkGC *gc, gint x, gint y )
991{
992 vik_viewport_draw_line ( vvp, gc, x+5, y, x-5, y );
993 vik_viewport_draw_line ( vvp, gc, x, y+5, x, y-5 );
994 vik_viewport_draw_line ( vvp, gc, x+5, y+5, x-5, y-5 );
995 vik_viewport_draw_line ( vvp, gc, x+5, y-5, x-5, y+5 );
996}
997
998static void trw_layer_draw_track ( const gchar *name, VikTrack *track, struct DrawingParams *dp, gboolean drawing_white_background )
999{
1000 /* TODO: this function is a mess, get rid of any redundancy */
1001 GList *list = track->trackpoints;
1002 GdkGC *main_gc;
1003 gboolean useoldvals = TRUE;
1004
1005 gboolean drawpoints;
1006 gboolean drawstops;
1007 gboolean drawelevation;
1008 gdouble min_alt, max_alt, alt_diff = 0;
1009
1010 const guint8 tp_size_reg = 2;
1011 const guint8 tp_size_cur = 4;
1012 guint8 tp_size;
1013
1014 if ( dp->vtl->drawelevation )
1015 {
1016 /* assume if it has elevation at the beginning, it has it throughout. not ness a true good assumption */
1017 if ( ( drawelevation = vik_track_get_minmax_alt ( track, &min_alt, &max_alt ) ) )
1018 alt_diff = max_alt - min_alt;
1019 }
1020
1021 if ( ! track->visible )
1022 return;
1023
1024 /* admittedly this is not an efficient way to do it because we go through the whole GC thing all over... */
1025 if ( dp->vtl->bg_line_thickness && !drawing_white_background )
1026 trw_layer_draw_track ( name, track, dp, TRUE );
1027
1028 if ( drawing_white_background )
1029 drawpoints = drawstops = FALSE;
1030 else {
1031 drawpoints = dp->vtl->drawpoints;
1032 drawstops = dp->vtl->drawstops;
1033 }
1034
1035 if ( dp->vtl->drawmode == DRAWMODE_ALL_BLACK )
1036 dp->track_gc_iter = VIK_TRW_LAYER_TRACK_GC_BLACK;
1037
1038 if ( track == dp->vtl->current_track )
1039 main_gc = dp->vtl->current_track_gc;
1040 else
1041 main_gc = g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter);
1042
1043 if (list) {
1044 int x, y, oldx, oldy;
1045 VikTrackpoint *tp = VIK_TRACKPOINT(list->data);
1046
1047 tp_size = (list == dp->vtl->current_tpl) ? tp_size_cur : tp_size_reg;
1048
1049 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
1050
1051 if ( (drawpoints) && dp->track_gc_iter < VIK_TRW_LAYER_TRACK_GC )
1052 {
1053 GdkPoint trian[3] = { { x, y-(3*tp_size) }, { x-(2*tp_size), y+(2*tp_size) }, {x+(2*tp_size), y+(2*tp_size)} };
1054 vik_viewport_draw_polygon ( dp->vp, main_gc, TRUE, trian, 3 );
1055 }
1056
1057 oldx = x;
1058 oldy = y;
1059
1060 while ((list = g_list_next(list)))
1061 {
1062 tp = VIK_TRACKPOINT(list->data);
1063 tp_size = (list == dp->vtl->current_tpl) ? tp_size_cur : tp_size_reg;
1064
1065 /* check some stuff -- but only if we're in UTM and there's only ONE ZONE; or lat lon */
1066 if ( (!dp->one_zone && !dp->lat_lon) || /* UTM & zones; do everything */
1067 ( ((!dp->one_zone) || tp->coord.utm_zone == dp->center->utm_zone) && /* only check zones if UTM & one_zone */
1068 tp->coord.east_west < dp->ce2 && tp->coord.east_west > dp->ce1 && /* both UTM and lat lon */
1069 tp->coord.north_south > dp->cn1 && tp->coord.north_south < dp->cn2 ) )
1070 {
1071 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
1072
1073 if ( drawpoints && ! drawing_white_background )
1074 {
1075 if ( list->next ) {
1076 vik_viewport_draw_rectangle ( dp->vp, main_gc, TRUE, x-tp_size, y-tp_size, 2*tp_size, 2*tp_size );
1077
1078 /* stops */
1079 if ( drawstops && VIK_TRACKPOINT(list->next->data)->timestamp - VIK_TRACKPOINT(list->data)->timestamp > dp->vtl->stop_length )
1080 vik_viewport_draw_arc ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, 11), TRUE, x-(3*tp_size), y-(3*tp_size), 6*tp_size, 6*tp_size, 0, 360*64 );
1081 }
1082 else
1083 vik_viewport_draw_arc ( dp->vp, main_gc, TRUE, x-(2*tp_size), y-(2*tp_size), 4*tp_size, 4*tp_size, 0, 360*64 );
1084 }
1085
1086 if ((!tp->newsegment) && (dp->vtl->drawlines))
1087 {
1088 VikTrackpoint *tp2 = VIK_TRACKPOINT(list->prev->data);
1089
1090 /* UTM only: zone check */
1091 if ( drawpoints && dp->vtl->coord_mode == VIK_COORD_UTM && tp->coord.utm_zone != dp->center->utm_zone )
1092 draw_utm_skip_insignia ( dp->vp, main_gc, x, y);
1093
1094 if ( dp->vtl->drawmode == DRAWMODE_BY_VELOCITY ) {
1095 dp->track_gc_iter = calculate_velocity ( dp->vtl, tp, tp2 );
1096 main_gc = g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter);
1097 }
1098
1099 if (!useoldvals)
1100 vik_viewport_coord_to_screen ( dp->vp, &(tp2->coord), &oldx, &oldy );
1101
1102 if ( drawing_white_background ) {
1103 vik_viewport_draw_line ( dp->vp, dp->vtl->track_bg_gc, oldx, oldy, x, y);
1104 }
1105 else {
1106
1107 vik_viewport_draw_line ( dp->vp, main_gc, oldx, oldy, x, y);
1108 if ( dp->vtl->drawelevation && list && list->next && VIK_TRACKPOINT(list->next->data)->altitude != VIK_DEFAULT_ALTITUDE ) {
1109 GdkPoint tmp[4];
1110 #define FIXALTITUDE(what) ((VIK_TRACKPOINT((what))->altitude-min_alt)/alt_diff*DRAW_ELEVATION_FACTOR*dp->vtl->elevation_factor/dp->xmpp)
1111 if ( list && list->next && VIK_TRACKPOINT(list->next->data)->altitude != VIK_DEFAULT_ALTITUDE ) {
1112 tmp[0].x = oldx;
1113 tmp[0].y = oldy;
1114 tmp[1].x = oldx;
1115 tmp[1].y = oldy-FIXALTITUDE(list->data);
1116 tmp[2].x = x;
1117 tmp[2].y = y-FIXALTITUDE(list->next->data);
1118 tmp[3].x = x;
1119 tmp[3].y = y;
1120
1121 GdkGC *tmp_gc;
1122 if ( ((oldx - x) > 0 && (oldy - y) > 0) || ((oldx - x) < 0 && (oldy - y) < 0))
1123 tmp_gc = GTK_WIDGET(dp->vp)->style->light_gc[3];
1124 else
1125 tmp_gc = GTK_WIDGET(dp->vp)->style->dark_gc[0];
1126 vik_viewport_draw_polygon ( dp->vp, tmp_gc, TRUE, tmp, 4);
1127 }
1128 vik_viewport_draw_line ( dp->vp, main_gc, oldx, oldy-FIXALTITUDE(list->data), x, y-FIXALTITUDE(list->next->data));
1129 }
1130 }
1131 }
1132
1133 oldx = x;
1134 oldy = y;
1135 useoldvals = TRUE;
1136 }
1137 else {
1138 if (useoldvals && dp->vtl->drawlines && (!tp->newsegment))
1139 {
1140 VikTrackpoint *tp2 = VIK_TRACKPOINT(list->prev->data);
1141 if ( dp->vtl->coord_mode != VIK_COORD_UTM || tp->coord.utm_zone == dp->center->utm_zone )
1142 {
1143 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
1144 if ( dp->vtl->drawmode == DRAWMODE_BY_VELOCITY ) {
1145 dp->track_gc_iter = calculate_velocity ( dp->vtl, tp, tp2 );
1146 main_gc = g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter);
1147 }
1148
1149 if ( drawing_white_background )
1150 vik_viewport_draw_line ( dp->vp, dp->vtl->track_bg_gc, oldx, oldy, x, y);
1151 else
1152 vik_viewport_draw_line ( dp->vp, main_gc, oldx, oldy, x, y);
1153 }
1154 else
1155 {
1156 vik_viewport_coord_to_screen ( dp->vp, &(tp2->coord), &x, &y );
1157 draw_utm_skip_insignia ( dp->vp, main_gc, x, y );
1158 }
1159 }
1160 useoldvals = FALSE;
1161 }
1162 }
1163 }
1164 if ( dp->vtl->drawmode == DRAWMODE_BY_TRACK )
1165 if ( ++(dp->track_gc_iter) >= VIK_TRW_LAYER_TRACK_GC )
1166 dp->track_gc_iter = 0;
1167}
1168
1169/* the only reason this exists is so that trw_layer_draw_track can first call itself to draw the white track background */
1170static void trw_layer_draw_track_cb ( const gchar *name, VikTrack *track, struct DrawingParams *dp )
1171{
1172 trw_layer_draw_track ( name, track, dp, FALSE );
1173}
1174
1175static void cached_pixbuf_free ( CachedPixbuf *cp )
1176{
1177 g_object_unref ( G_OBJECT(cp->pixbuf) );
1178 g_free ( cp->image );
1179}
1180
1181static gint cached_pixbuf_cmp ( CachedPixbuf *cp, const gchar *name )
1182{
1183 return strcmp ( cp->image, name );
1184}
1185
1186static void trw_layer_draw_waypoint ( const gchar *name, VikWaypoint *wp, struct DrawingParams *dp )
1187{
1188 if ( wp->visible )
1189 if ( (!dp->one_zone && !dp->lat_lon) || ( ( dp->lat_lon || wp->coord.utm_zone == dp->center->utm_zone ) &&
1190 wp->coord.east_west < dp->ce2 && wp->coord.east_west > dp->ce1 &&
1191 wp->coord.north_south > dp->cn1 && wp->coord.north_south < dp->cn2 ) )
1192 {
1193 gint x, y;
1194 GdkPixbuf *sym = NULL;
1195 vik_viewport_coord_to_screen ( dp->vp, &(wp->coord), &x, &y );
1196
1197 /* if in shrunken_cache, get that. If not, get and add to shrunken_cache */
1198
1199 if ( wp->image && dp->vtl->drawimages )
1200 {
1201 GdkPixbuf *pixbuf = NULL;
1202 GList *l;
1203
1204 if ( dp->vtl->image_alpha == 0)
1205 return;
1206
1207 l = g_list_find_custom ( dp->vtl->image_cache->head, wp->image, (GCompareFunc) cached_pixbuf_cmp );
1208 if ( l )
1209 pixbuf = ((CachedPixbuf *) l->data)->pixbuf;
1210 else
1211 {
1212 gchar *image = wp->image;
1213 GdkPixbuf *regularthumb = a_thumbnails_get ( wp->image );
1214 if ( ! regularthumb )
1215 {
1216 regularthumb = a_thumbnails_get_default (); /* cache one 'not yet loaded' for all thumbs not loaded */
1217 image = "\x12\x00"; /* this shouldn't occur naturally. */
1218 }
1219 if ( regularthumb )
1220 {
1221 CachedPixbuf *cp = NULL;
1222 cp = g_malloc ( sizeof ( CachedPixbuf ) );
1223 if ( dp->vtl->image_size == 128 )
1224 cp->pixbuf = regularthumb;
1225 else
1226 {
1227 cp->pixbuf = a_thumbnails_scale_pixbuf(regularthumb, dp->vtl->image_size, dp->vtl->image_size);
1228 g_assert ( cp->pixbuf );
1229 g_object_unref ( G_OBJECT(regularthumb) );
1230 }
1231 cp->image = g_strdup ( image );
1232
1233 /* needed so 'click picture' tool knows how big the pic is; we don't
1234 * store it in cp because they may have been freed already. */
1235 wp->image_width = gdk_pixbuf_get_width ( cp->pixbuf );
1236 wp->image_height = gdk_pixbuf_get_height ( cp->pixbuf );
1237
1238 g_queue_push_head ( dp->vtl->image_cache, cp );
1239 if ( dp->vtl->image_cache->length > dp->vtl->image_cache_size )
1240 cached_pixbuf_free ( g_queue_pop_tail ( dp->vtl->image_cache ) );
1241
1242 pixbuf = cp->pixbuf;
1243 }
1244 else
1245 {
1246 pixbuf = a_thumbnails_get_default (); /* thumbnail not yet loaded */
1247 }
1248 }
1249 if ( pixbuf )
1250 {
1251 gint w, h;
1252 w = gdk_pixbuf_get_width ( pixbuf );
1253 h = gdk_pixbuf_get_height ( pixbuf );
1254
1255 if ( x+(w/2) > 0 && y+(h/2) > 0 && x-(w/2) < dp->width && y-(h/2) < dp->height ) /* always draw within boundaries */
1256 {
1257 if ( dp->vtl->image_alpha == 255 )
1258 vik_viewport_draw_pixbuf ( dp->vp, pixbuf, 0, 0, x - (w/2), y - (h/2), w, h );
1259 else
1260 vik_viewport_draw_pixbuf_with_alpha ( dp->vp, pixbuf, dp->vtl->image_alpha, 0, 0, x - (w/2), y - (h/2), w, h );
1261 }
1262 return; /* if failed to draw picture, default to drawing regular waypoint (below) */
1263 }
1264 }
1265
1266 /* DRAW ACTUAL DOT */
1267 if ( dp->vtl->wp_draw_symbols && wp->symbol && (sym = a_get_wp_sym(wp->symbol)) ) {
1268 vik_viewport_draw_pixbuf ( dp->vp, sym, 0, 0, x - gdk_pixbuf_get_width(sym)/2, y - gdk_pixbuf_get_height(sym)/2, -1, -1 );
1269 }
1270 else if ( wp == dp->vtl->current_wp ) {
1271 switch ( dp->vtl->wp_symbol ) {
1272 case WP_SYMBOL_FILLED_SQUARE: vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_gc, TRUE, x - (dp->vtl->wp_size), y - (dp->vtl->wp_size), dp->vtl->wp_size*2, dp->vtl->wp_size*2 ); break;
1273 case WP_SYMBOL_SQUARE: vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_gc, FALSE, x - (dp->vtl->wp_size), y - (dp->vtl->wp_size), dp->vtl->wp_size*2, dp->vtl->wp_size*2 ); break;
1274 case WP_SYMBOL_CIRCLE: vik_viewport_draw_arc ( dp->vp, dp->vtl->waypoint_gc, TRUE, x - dp->vtl->wp_size, y - dp->vtl->wp_size, dp->vtl->wp_size, dp->vtl->wp_size, 0, 360*64 ); break;
1275 case WP_SYMBOL_X: vik_viewport_draw_line ( dp->vp, dp->vtl->waypoint_gc, x - dp->vtl->wp_size*2, y - dp->vtl->wp_size*2, x + dp->vtl->wp_size*2, y + dp->vtl->wp_size*2 );
1276 vik_viewport_draw_line ( dp->vp, dp->vtl->waypoint_gc, x - dp->vtl->wp_size*2, y + dp->vtl->wp_size*2, x + dp->vtl->wp_size*2, y - dp->vtl->wp_size*2 );
1277 }
1278 }
1279 else {
1280 switch ( dp->vtl->wp_symbol ) {
1281 case WP_SYMBOL_FILLED_SQUARE: vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_gc, TRUE, x - dp->vtl->wp_size/2, y - dp->vtl->wp_size/2, dp->vtl->wp_size, dp->vtl->wp_size ); break;
1282 case WP_SYMBOL_SQUARE: vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_gc, FALSE, x - dp->vtl->wp_size/2, y - dp->vtl->wp_size/2, dp->vtl->wp_size, dp->vtl->wp_size ); break;
1283 case WP_SYMBOL_CIRCLE: vik_viewport_draw_arc ( dp->vp, dp->vtl->waypoint_gc, TRUE, x-dp->vtl->wp_size/2, y-dp->vtl->wp_size/2, dp->vtl->wp_size, dp->vtl->wp_size, 0, 360*64 ); break;
1284 case WP_SYMBOL_X: vik_viewport_draw_line ( dp->vp, dp->vtl->waypoint_gc, x-dp->vtl->wp_size, y-dp->vtl->wp_size, x+dp->vtl->wp_size, y+dp->vtl->wp_size );
1285 vik_viewport_draw_line ( dp->vp, dp->vtl->waypoint_gc, x-dp->vtl->wp_size, y+dp->vtl->wp_size, x+dp->vtl->wp_size, y-dp->vtl->wp_size ); break;
1286 }
1287 }
1288
1289 if ( dp->vtl->drawlabels )
1290 {
1291 /* thanks to the GPSDrive people (Fritz Ganter et al.) for hints on this part ... yah, I'm too lazy to study documentation */
1292 gint label_x, label_y;
1293 gint width, height;
1294 pango_layout_set_text ( dp->vtl->wplabellayout, name, -1 );
1295 pango_layout_get_pixel_size ( dp->vtl->wplabellayout, &width, &height );
1296 label_x = x - width/2;
1297 if (sym)
1298 label_y = y - height - 2 - gdk_pixbuf_get_height(sym)/2;
1299 else
1300 label_y = y - dp->vtl->wp_size - height - 2;
1301
1302 vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_bg_gc, TRUE, label_x - 1, label_y-1,width+2,height+2);
1303 vik_viewport_draw_layout ( dp->vp, dp->vtl->waypoint_text_gc, label_x, label_y, dp->vtl->wplabellayout );
1304 }
1305 }
1306}
1307
1308void vik_trw_layer_draw ( VikTrwLayer *l, gpointer data )
1309{
1310 static struct DrawingParams dp;
1311 g_assert ( l != NULL );
1312
1313 init_drawing_params ( &dp, VIK_VIEWPORT(data) );
1314 dp.vtl = l;
1315
1316 if ( l->tracks_visible )
1317 g_hash_table_foreach ( l->tracks, (GHFunc) trw_layer_draw_track_cb, &dp );
1318
1319 if (l->waypoints_visible)
1320 g_hash_table_foreach ( l->waypoints, (GHFunc) trw_layer_draw_waypoint, &dp );
1321}
1322
1323static void trw_layer_free_track_gcs ( VikTrwLayer *vtl )
1324{
1325 int i;
1326 if ( vtl->track_bg_gc )
1327 {
1328 g_object_unref ( vtl->track_bg_gc );
1329 vtl->track_bg_gc = NULL;
1330 }
1331 if ( vtl->current_track_gc )
1332 {
1333 g_object_unref ( vtl->current_track_gc );
1334 vtl->current_track_gc = NULL;
1335 }
1336
1337 if ( ! vtl->track_gc )
1338 return;
1339 for ( i = vtl->track_gc->len - 1; i >= 0; i-- )
1340 g_object_unref ( g_array_index ( vtl->track_gc, GObject *, i ) );
1341 g_array_free ( vtl->track_gc, TRUE );
1342 vtl->track_gc = NULL;
1343}
1344
1345static void trw_layer_new_track_gcs ( VikTrwLayer *vtl, VikViewport *vp )
1346{
1347 GdkGC *gc[ VIK_TRW_LAYER_TRACK_GC ];
1348 gint width = vtl->line_thickness;
1349
1350 if ( vtl->track_gc )
1351 trw_layer_free_track_gcs ( vtl );
1352
1353 if ( vtl->track_bg_gc )
1354 g_object_unref ( vtl->track_bg_gc );
1355 vtl->track_bg_gc = vik_viewport_new_gc ( vp, "#FFFFFF", width + vtl->bg_line_thickness );
1356
1357 if ( vtl->current_track_gc )
1358 g_object_unref ( vtl->current_track_gc );
1359 vtl->current_track_gc = vik_viewport_new_gc ( vp, "#FF0000", 2 );
1360 gdk_gc_set_line_attributes ( vtl->current_track_gc, 2, GDK_LINE_ON_OFF_DASH, GDK_CAP_ROUND, GDK_JOIN_ROUND );
1361
1362 vtl->track_gc = g_array_sized_new ( FALSE, FALSE, sizeof ( GdkGC * ), VIK_TRW_LAYER_TRACK_GC );
1363
1364 gc[0] = vik_viewport_new_gc ( vp, "#2d870a", width ); /* below range */
1365
1366 gc[1] = vik_viewport_new_gc ( vp, "#0a8742", width );
1367 gc[2] = vik_viewport_new_gc ( vp, "#0a8783", width );
1368 gc[3] = vik_viewport_new_gc ( vp, "#0a4d87", width );
1369 gc[4] = vik_viewport_new_gc ( vp, "#05469f", width );
1370 gc[5] = vik_viewport_new_gc ( vp, "#1b059f", width );
1371 gc[6] = vik_viewport_new_gc ( vp, "#2d059f", width );
1372 gc[7] = vik_viewport_new_gc ( vp, "#4a059f", width );
1373 gc[8] = vik_viewport_new_gc ( vp, "#84059f", width );
1374 gc[9] = vik_viewport_new_gc ( vp, "#96059f", width );
1375 gc[10] = vik_viewport_new_gc ( vp, "#f22ef2", width );
1376
1377 gc[11] = vik_viewport_new_gc ( vp, "#ff0000", width ); /* above range */
1378
1379 gc[12] = vik_viewport_new_gc ( vp, "#000000", width ); /* black / no speed data */
1380
1381 g_array_append_vals ( vtl->track_gc, gc, VIK_TRW_LAYER_TRACK_GC );
1382}
1383
1384VikTrwLayer *vik_trw_layer_create ( VikViewport *vp )
1385{
1386 VikTrwLayer *rv = vik_trw_layer_new ( 0 );
1387 PangoFontDescription *pfd;
1388 rv->wplabellayout = gtk_widget_create_pango_layout (GTK_WIDGET(vp), NULL);
1389 pfd = pango_font_description_from_string (WAYPOINT_FONT);
1390 pango_layout_set_font_description (rv->wplabellayout, pfd);
1391 /* freeing PangoFontDescription, cause it has been copied by prev. call */
1392 pango_font_description_free (pfd);
1393
1394 vik_layer_rename ( VIK_LAYER(rv), vik_trw_layer_interface.name );
1395
1396 trw_layer_new_track_gcs ( rv, vp );
1397
1398 rv->waypoint_gc = vik_viewport_new_gc ( vp, "#000000", 2 );
1399 rv->waypoint_text_gc = vik_viewport_new_gc ( vp, "#FFFFFF", 1 );
1400 rv->waypoint_bg_gc = vik_viewport_new_gc ( vp, "#8383C4", 1 );
1401 gdk_gc_set_function ( rv->waypoint_bg_gc, GDK_AND );
1402
1403 rv->waypoint_font = gdk_font_load ( "-*-helvetica-bold-r-normal-*-*-100-*-*-p-*-iso8859-1" );
1404
1405 rv->has_verified_thumbnails = FALSE;
1406 rv->wp_symbol = WP_SYMBOL_FILLED_SQUARE;
1407 rv->wp_size = 4;
1408 rv->wp_draw_symbols = TRUE;
1409
1410 rv->coord_mode = vik_viewport_get_coord_mode ( vp );
1411
1412 rv->menu_selection = vik_layer_get_interface(VIK_LAYER(rv)->type)->menu_items_selection;
1413
1414 return rv;
1415}
1416
1417static void trw_layer_realize_track ( gchar *name, VikTrack *track, gpointer pass_along[4] )
1418{
1419 GtkTreeIter *new_iter = g_malloc(sizeof(GtkTreeIter));
1420
1421#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1422 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[0], (GtkTreeIter *) pass_along[1], name, pass_along[2], name, GPOINTER_TO_INT (pass_along[4]), NULL, TRUE, TRUE );
1423#else
1424 vik_treeview_add_sublayer ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[0], (GtkTreeIter *) pass_along[1], name, pass_along[2], name, (gint) pass_along[4], NULL, TRUE, TRUE );
1425#endif
1426
1427 *new_iter = *((GtkTreeIter *) pass_along[1]);
1428 g_hash_table_insert ( VIK_TRW_LAYER(pass_along[2])->tracks_iters, name, new_iter );
1429
1430 if ( ! track->visible )
1431 vik_treeview_item_set_visible ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[1], FALSE );
1432}
1433
1434static void trw_layer_realize_waypoint ( gchar *name, VikWaypoint *wp, gpointer pass_along[4] )
1435{
1436 GtkTreeIter *new_iter = g_malloc(sizeof(GtkTreeIter));
1437#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1438 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[0], (GtkTreeIter *) pass_along[1], name, pass_along[2], name, GPOINTER_TO_INT (pass_along[4]), NULL, TRUE, TRUE );
1439#else
1440 vik_treeview_add_sublayer ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[0], (GtkTreeIter *) pass_along[1], name, pass_along[2], name, (gint) pass_along[4], NULL, TRUE, TRUE );
1441#endif
1442
1443 *new_iter = *((GtkTreeIter *) pass_along[1]);
1444 g_hash_table_insert ( VIK_TRW_LAYER(pass_along[2])->waypoints_iters, name, new_iter );
1445
1446 if ( ! wp->visible )
1447 vik_treeview_item_set_visible ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[1], FALSE );
1448}
1449
1450
1451void vik_trw_layer_realize ( VikTrwLayer *vtl, VikTreeview *vt, GtkTreeIter *layer_iter )
1452{
1453 GtkTreeIter iter2;
1454 gpointer pass_along[5] = { &(vtl->tracks_iter), &iter2, vtl, vt, (gpointer) VIK_TRW_LAYER_SUBLAYER_TRACK };
1455
1456#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1457 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) vt, layer_iter, &(vtl->tracks_iter), _("Tracks"), vtl, NULL, VIK_TRW_LAYER_SUBLAYER_TRACKS, NULL, TRUE, FALSE );
1458#else
1459 vik_treeview_add_sublayer ( (VikTreeview *) vt, layer_iter, &(vtl->tracks_iter), _("Tracks"), vtl, NULL, VIK_TRW_LAYER_SUBLAYER_TRACKS, NULL, TRUE, FALSE );
1460#endif
1461 if ( ! vtl->tracks_visible )
1462 vik_treeview_item_set_visible ( (VikTreeview *) vt, &(vtl->tracks_iter), FALSE );
1463
1464 g_hash_table_foreach ( vtl->tracks, (GHFunc) trw_layer_realize_track, pass_along );
1465
1466#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1467 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) vt, layer_iter, &(vtl->waypoints_iter), _("Waypoints"), vtl, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINTS, NULL, TRUE, FALSE );
1468#else
1469 vik_treeview_add_sublayer ( (VikTreeview *) vt, layer_iter, &(vtl->waypoints_iter), _("Waypoints"), vtl, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINTS, NULL, TRUE, FALSE );
1470#endif
1471
1472 if ( ! vtl->waypoints_visible )
1473 vik_treeview_item_set_visible ( (VikTreeview *) vt, &(vtl->waypoints_iter), FALSE );
1474
1475 pass_along[0] = &(vtl->waypoints_iter);
1476 pass_along[4] = (gpointer) VIK_TRW_LAYER_SUBLAYER_WAYPOINT;
1477
1478 g_hash_table_foreach ( vtl->waypoints, (GHFunc) trw_layer_realize_waypoint, pass_along );
1479
1480}
1481
1482gboolean vik_trw_layer_sublayer_toggle_visible ( VikTrwLayer *l, gint subtype, gpointer sublayer )
1483{
1484 switch ( subtype )
1485 {
1486 case VIK_TRW_LAYER_SUBLAYER_TRACKS: return (l->tracks_visible ^= 1);
1487 case VIK_TRW_LAYER_SUBLAYER_WAYPOINTS: return (l->waypoints_visible ^= 1);
1488 case VIK_TRW_LAYER_SUBLAYER_TRACK:
1489 {
1490 VikTrack *t = g_hash_table_lookup ( l->tracks, sublayer );
1491 if (t)
1492 return (t->visible ^= 1);
1493 else
1494 return TRUE;
1495 }
1496 case VIK_TRW_LAYER_SUBLAYER_WAYPOINT:
1497 {
1498 VikWaypoint *t = g_hash_table_lookup ( l->waypoints, sublayer );
1499 if (t)
1500 return (t->visible ^= 1);
1501 else
1502 return TRUE;
1503 }
1504 }
1505 return TRUE;
1506}
1507
1508GHashTable *vik_trw_layer_get_tracks ( VikTrwLayer *l )
1509{
1510 return l->tracks;
1511}
1512
1513GHashTable *vik_trw_layer_get_waypoints ( VikTrwLayer *l )
1514{
1515 return l->waypoints;
1516}
1517
1518static void trw_layer_find_maxmin_waypoints ( const gchar *name, const VikWaypoint *w, struct LatLon maxmin[2] )
1519{
1520 static VikCoord fixme;
1521 vik_coord_copy_convert ( &(w->coord), VIK_COORD_LATLON, &fixme );
1522 if ( VIK_LATLON(&fixme)->lat > maxmin[0].lat || maxmin[0].lat == 0.0 )
1523 maxmin[0].lat = VIK_LATLON(&fixme)->lat;
1524 if ( VIK_LATLON(&fixme)->lat < maxmin[1].lat || maxmin[1].lat == 0.0 )
1525 maxmin[1].lat = VIK_LATLON(&fixme)->lat;
1526 if ( VIK_LATLON(&fixme)->lon > maxmin[0].lon || maxmin[0].lon == 0.0 )
1527 maxmin[0].lon = VIK_LATLON(&fixme)->lon;
1528 if ( VIK_LATLON(&fixme)->lon < maxmin[1].lon || maxmin[1].lon == 0.0 )
1529 maxmin[1].lon = VIK_LATLON(&fixme)->lon;
1530}
1531
1532static void trw_layer_find_maxmin_tracks ( const gchar *name, GList **t, struct LatLon maxmin[2] )
1533{
1534 GList *tr = *t;
1535 static VikCoord fixme;
1536
1537 while ( tr )
1538 {
1539 vik_coord_copy_convert ( &(VIK_TRACKPOINT(tr->data)->coord), VIK_COORD_LATLON, &fixme );
1540 if ( VIK_LATLON(&fixme)->lat > maxmin[0].lat || maxmin[0].lat == 0.0 )
1541 maxmin[0].lat = VIK_LATLON(&fixme)->lat;
1542 if ( VIK_LATLON(&fixme)->lat < maxmin[1].lat || maxmin[1].lat == 0.0 )
1543 maxmin[1].lat = VIK_LATLON(&fixme)->lat;
1544 if ( VIK_LATLON(&fixme)->lon > maxmin[0].lon || maxmin[0].lon == 0.0 )
1545 maxmin[0].lon = VIK_LATLON(&fixme)->lon;
1546 if ( VIK_LATLON(&fixme)->lon < maxmin[1].lon || maxmin[1].lon == 0.0 )
1547 maxmin[1].lon = VIK_LATLON(&fixme)->lon;
1548 tr = tr->next;
1549 }
1550}
1551
1552static void trw_layer_find_maxmin (VikTrwLayer *vtl, struct LatLon maxmin[2])
1553{
1554 struct LatLon wpt_maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1555 struct LatLon trk_maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1556
1557 g_hash_table_foreach ( vtl->waypoints, (GHFunc) trw_layer_find_maxmin_waypoints, wpt_maxmin );
1558 g_hash_table_foreach ( vtl->tracks, (GHFunc) trw_layer_find_maxmin_tracks, trk_maxmin );
1559 if ((wpt_maxmin[0].lat != 0.0 && wpt_maxmin[0].lat > trk_maxmin[0].lat) || trk_maxmin[0].lat == 0.0) {
1560 maxmin[0].lat = wpt_maxmin[0].lat;
1561 }
1562 else {
1563 maxmin[0].lat = trk_maxmin[0].lat;
1564 }
1565 if ((wpt_maxmin[0].lon != 0.0 && wpt_maxmin[0].lon > trk_maxmin[0].lon) || trk_maxmin[0].lon == 0.0) {
1566 maxmin[0].lon = wpt_maxmin[0].lon;
1567 }
1568 else {
1569 maxmin[0].lon = trk_maxmin[0].lon;
1570 }
1571 if ((wpt_maxmin[1].lat != 0.0 && wpt_maxmin[1].lat < trk_maxmin[1].lat) || trk_maxmin[1].lat == 0.0) {
1572 maxmin[1].lat = wpt_maxmin[1].lat;
1573 }
1574 else {
1575 maxmin[1].lat = trk_maxmin[1].lat;
1576 }
1577 if ((wpt_maxmin[1].lon != 0.0 && wpt_maxmin[1].lon < trk_maxmin[1].lon) || trk_maxmin[1].lon == 0.0) {
1578 maxmin[1].lon = wpt_maxmin[1].lon;
1579 }
1580 else {
1581 maxmin[1].lon = trk_maxmin[1].lon;
1582 }
1583}
1584
1585gboolean vik_trw_layer_find_center ( VikTrwLayer *vtl, VikCoord *dest )
1586{
1587 /* TODO: what if there's only one waypoint @ 0,0, it will think nothing found. like I don't have more important things to worry about... */
1588 struct LatLon maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1589 trw_layer_find_maxmin (vtl, maxmin);
1590 if (maxmin[0].lat == 0.0 && maxmin[0].lon == 0.0 && maxmin[1].lat == 0.0 && maxmin[1].lon == 0.0)
1591 return FALSE;
1592 else
1593 {
1594 struct LatLon average = { (maxmin[0].lat+maxmin[1].lat)/2, (maxmin[0].lon+maxmin[1].lon)/2 };
1595 vik_coord_load_from_latlon ( dest, vtl->coord_mode, &average );
1596 return TRUE;
1597 }
1598}
1599
1600static void trw_layer_centerize ( gpointer layer_and_vlp[2] )
1601{
1602 VikCoord coord;
1603 if ( vik_trw_layer_find_center ( VIK_TRW_LAYER(layer_and_vlp[0]), &coord ) )
1604 goto_coord ( VIK_LAYERS_PANEL(layer_and_vlp[1]), &coord );
1605 else
1606 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), _("This layer has no waypoints or trackpoints.") );
1607}
1608
1609static void trw_layer_export ( gpointer layer_and_vlp[2], const gchar *title, const gchar* default_name, const gchar* trackname, guint file_type )
1610{
1611 GtkWidget *file_selector;
1612 const gchar *fn;
1613 gboolean failed = FALSE;
1614 file_selector = gtk_file_chooser_dialog_new (title,
1615 NULL,
1616 GTK_FILE_CHOOSER_ACTION_SAVE,
1617 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1618 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
1619 NULL);
1620 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER(file_selector), default_name);
1621
1622 while ( gtk_dialog_run ( GTK_DIALOG(file_selector) ) == GTK_RESPONSE_ACCEPT )
1623 {
1624 fn = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(file_selector) );
1625 if ( g_file_test ( fn, G_FILE_TEST_EXISTS ) == FALSE )
1626 {
1627 gtk_widget_hide ( file_selector );
1628 failed = ! a_file_export ( VIK_TRW_LAYER(layer_and_vlp[0]), fn, file_type, trackname);
1629 break;
1630 }
1631 else
1632 {
1633 if ( a_dialog_overwrite ( GTK_WINDOW(file_selector), _("The file \"%s\" exists, do you wish to overwrite it?"), a_file_basename ( fn ) ) )
1634 {
1635 gtk_widget_hide ( file_selector );
1636 failed = ! a_file_export ( VIK_TRW_LAYER(layer_and_vlp[0]), fn, file_type, trackname);
1637 break;
1638 }
1639 }
1640 }
1641 gtk_widget_destroy ( file_selector );
1642 if ( failed )
1643 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), _("The filename you requested could not be opened for writing.") );
1644}
1645
1646static void trw_layer_export_gpspoint ( gpointer layer_and_vlp[2] )
1647{
1648 trw_layer_export ( layer_and_vlp, _("Export Layer"), vik_layer_get_name(VIK_LAYER(layer_and_vlp[0])), NULL, FILE_TYPE_GPSPOINT );
1649}
1650
1651static void trw_layer_export_gpsmapper ( gpointer layer_and_vlp[2] )
1652{
1653 trw_layer_export ( layer_and_vlp, _("Export Layer"), vik_layer_get_name(VIK_LAYER(layer_and_vlp[0])), NULL, FILE_TYPE_GPSMAPPER );
1654}
1655
1656static void trw_layer_export_gpx ( gpointer layer_and_vlp[2] )
1657{
1658 trw_layer_export ( layer_and_vlp, _("Export Layer"), vik_layer_get_name(VIK_LAYER(layer_and_vlp[0])), NULL, FILE_TYPE_GPX );
1659}
1660
1661static void trw_layer_export_gpx_track ( gpointer pass_along[6] )
1662{
1663 gpointer layer_and_vlp[2];
1664 layer_and_vlp[0] = pass_along[0];
1665 layer_and_vlp[1] = pass_along[1];
1666
1667 /* Auto append '.gpx' to track name (providing it's not already there) for the default filename */
1668 gchar *auto_save_name = g_strdup ( pass_along[3] );
1669 if ( ! check_file_ext ( auto_save_name, ".gpx" ) )
1670 auto_save_name = g_strconcat ( auto_save_name, ".gpx", NULL );
1671
1672 trw_layer_export ( layer_and_vlp, _("Export Track as GPX"), auto_save_name, pass_along[3], FILE_TYPE_GPX );
1673
1674 g_free ( auto_save_name );
1675}
1676
1677static void trw_layer_goto_wp ( gpointer layer_and_vlp[2] )
1678{
1679 GHashTable *wps = vik_trw_layer_get_waypoints ( VIK_TRW_LAYER(layer_and_vlp[0]) );
1680 GtkWidget *dia = gtk_dialog_new_with_buttons (_("Find"),
1681 VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]),
1682 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
1683 GTK_STOCK_CANCEL,
1684 GTK_RESPONSE_REJECT,
1685 GTK_STOCK_OK,
1686 GTK_RESPONSE_ACCEPT,
1687 NULL);
1688
1689 GtkWidget *label, *entry;
1690 label = gtk_label_new(_("Waypoint Name:"));
1691 entry = gtk_entry_new();
1692
1693 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), label, FALSE, FALSE, 0);
1694 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), entry, FALSE, FALSE, 0);
1695 gtk_widget_show_all ( label );
1696 gtk_widget_show_all ( entry );
1697
1698 gtk_dialog_set_default_response ( GTK_DIALOG(dia), GTK_RESPONSE_ACCEPT );
1699
1700 while ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_ACCEPT )
1701 {
1702 VikWaypoint *wp;
1703 gchar *upname = g_strdup(gtk_entry_get_text(GTK_ENTRY(entry)));
1704 int i;
1705
1706 for ( i = strlen(upname)-1; i >= 0; i-- )
1707 upname[i] = toupper(upname[i]);
1708
1709 wp = g_hash_table_lookup ( wps, upname );
1710
1711 if (!wp)
1712 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), _("Waypoint not found in this layer.") );
1713 else
1714 {
1715 vik_viewport_set_center_coord ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(layer_and_vlp[1])), &(wp->coord) );
1716 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(layer_and_vlp[1]) );
1717 vik_treeview_select_iter ( VIK_LAYER(layer_and_vlp[0])->vt, g_hash_table_lookup ( VIK_TRW_LAYER(layer_and_vlp[0])->waypoints_iters, upname ) );
1718 break;
1719 }
1720
1721 g_free ( upname );
1722
1723 }
1724 gtk_widget_destroy ( dia );
1725}
1726
1727gboolean vik_trw_layer_new_waypoint ( VikTrwLayer *vtl, GtkWindow *w, const VikCoord *def_coord )
1728{
1729 gchar *name = highest_wp_number_get(vtl);
1730 VikWaypoint *wp = vik_waypoint_new();
1731 wp->coord = *def_coord;
1732
1733 if ( a_dialog_new_waypoint ( w, &name, wp, vik_trw_layer_get_waypoints ( vtl ), vtl->coord_mode ) )
1734 {
1735 wp->visible = TRUE;
1736 vik_trw_layer_add_waypoint ( vtl, name, wp );
1737 return TRUE;
1738 }
1739 vik_waypoint_free(wp);
1740 return FALSE;
1741}
1742
1743static void trw_layer_new_wikipedia_wp_viewport ( gpointer lav[2] )
1744{
1745 VikCoord one, two;
1746 struct LatLon one_ll, two_ll;
1747 struct LatLon maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1748
1749 VikTrwLayer *vtl = VIK_TRW_LAYER(lav[0]);
1750 VikLayersPanel *vlp = VIK_LAYERS_PANEL(lav[1]);
1751 VikWindow *vw = (VikWindow *)(VIK_GTK_WINDOW_FROM_LAYER(vtl));
1752 VikViewport *vvp = vik_window_viewport(vw);
1753 vik_viewport_screen_to_coord ( vvp, 0, 0, &one);
1754 vik_viewport_screen_to_coord ( vvp, vik_viewport_get_width(vvp), vik_viewport_get_height(vvp), &two);
1755 vik_coord_to_latlon(&one, &one_ll);
1756 vik_coord_to_latlon(&two, &two_ll);
1757 if (one_ll.lat > two_ll.lat) {
1758 maxmin[0].lat = one_ll.lat;
1759 maxmin[1].lat = two_ll.lat;
1760 }
1761 else {
1762 maxmin[0].lat = two_ll.lat;
1763 maxmin[1].lat = one_ll.lat;
1764 }
1765 if (one_ll.lon > two_ll.lon) {
1766 maxmin[0].lon = one_ll.lon;
1767 maxmin[1].lon = two_ll.lon;
1768 }
1769 else {
1770 maxmin[0].lon = two_ll.lon;
1771 maxmin[1].lon = one_ll.lon;
1772 }
1773 a_geonames_wikipedia_box((VikWindow *)(VIK_GTK_WINDOW_FROM_LAYER(vtl)), vtl, vlp, maxmin);
1774}
1775
1776static void trw_layer_new_wikipedia_wp_layer ( gpointer lav[2] )
1777{
1778 VikTrwLayer *vtl = VIK_TRW_LAYER(lav[0]);
1779 VikLayersPanel *vlp = VIK_LAYERS_PANEL(lav[1]);
1780 struct LatLon maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1781
1782 trw_layer_find_maxmin (vtl, maxmin);
1783 a_geonames_wikipedia_box((VikWindow *)(VIK_GTK_WINDOW_FROM_LAYER(vtl)), vtl, vlp, maxmin);
1784}
1785
1786static void trw_layer_new_wp ( gpointer lav[2] )
1787{
1788 VikTrwLayer *vtl = VIK_TRW_LAYER(lav[0]);
1789 VikLayersPanel *vlp = VIK_LAYERS_PANEL(lav[1]);
1790 /* TODO longone: okay, if layer above (aggregate) is invisible but vtl->visible is true, this redraws for no reason.
1791 instead return true if you want to update. */
1792 if ( vik_trw_layer_new_waypoint ( vtl, VIK_GTK_WINDOW_FROM_LAYER(vtl), vik_viewport_get_center(vik_layers_panel_get_viewport(vlp))) && VIK_LAYER(vtl)->visible )
1793 vik_layers_panel_emit_update ( vlp );
1794}
1795
1796void vik_trw_layer_add_menu_items ( VikTrwLayer *vtl, GtkMenu *menu, gpointer vlp )
1797{
1798 static gpointer pass_along[2];
1799 GtkWidget *item;
1800 GtkWidget *export_submenu;
1801 GtkWidget *wikipedia_submenu;
1802 pass_along[0] = vtl;
1803 pass_along[1] = vlp;
1804
1805 item = gtk_menu_item_new();
1806 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
1807 gtk_widget_show ( item );
1808
1809 item = gtk_menu_item_new_with_mnemonic ( _("_Goto Center of Layer") );
1810 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_centerize), pass_along );
1811 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1812 gtk_widget_show ( item );
1813
1814 item = gtk_menu_item_new_with_mnemonic ( _("Goto _Waypoint") );
1815 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_wp), pass_along );
1816 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1817 gtk_widget_show ( item );
1818
1819 export_submenu = gtk_menu_new ();
1820 item = gtk_menu_item_new_with_mnemonic ( _("_Export Layer") );
1821 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1822 gtk_widget_show ( item );
1823 gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), export_submenu );
1824
1825 item = gtk_menu_item_new_with_mnemonic ( _("Export as GPS_Point") );
1826 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpspoint), pass_along );
1827 gtk_menu_shell_append (GTK_MENU_SHELL (export_submenu), item);
1828 gtk_widget_show ( item );
1829
1830 item = gtk_menu_item_new_with_mnemonic ( _("Export as GPS_Mapper") );
1831 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpsmapper), pass_along );
1832 gtk_menu_shell_append (GTK_MENU_SHELL (export_submenu), item);
1833 gtk_widget_show ( item );
1834
1835 item = gtk_menu_item_new_with_mnemonic ( _("Export as _GPX") );
1836 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpx), pass_along );
1837 gtk_menu_shell_append (GTK_MENU_SHELL (export_submenu), item);
1838 gtk_widget_show ( item );
1839
1840 item = gtk_menu_item_new_with_mnemonic ( _("_New Waypoint") );
1841 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wp), pass_along );
1842 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1843 gtk_widget_show ( item );
1844
1845#ifdef VIK_CONFIG_GEONAMES
1846 wikipedia_submenu = gtk_menu_new();
1847 item = gtk_menu_item_new_with_mnemonic ( _("_Add Wikipedia Waypoints") );
1848 gtk_menu_shell_append(GTK_MENU_SHELL (menu), item);
1849 gtk_widget_show(item);
1850 gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), wikipedia_submenu);
1851
1852 item = gtk_menu_item_new_with_mnemonic ( _("Within _Layer Bounds") );
1853 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wikipedia_wp_layer), pass_along );
1854 gtk_menu_shell_append (GTK_MENU_SHELL (wikipedia_submenu), item);
1855 gtk_widget_show ( item );
1856
1857 item = gtk_menu_item_new_with_mnemonic ( _("Within _Current View") );
1858 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wikipedia_wp_viewport), pass_along );
1859 gtk_menu_shell_append (GTK_MENU_SHELL (wikipedia_submenu), item);
1860 gtk_widget_show ( item );
1861#endif
1862
1863#ifdef VIK_CONFIG_OPENSTREETMAP
1864 item = gtk_menu_item_new_with_mnemonic ( _("Upload to _OSM") );
1865 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(osm_traces_upload_cb), pass_along );
1866 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1867 gtk_widget_show ( item );
1868#endif
1869
1870 item = a_acquire_trwlayer_menu ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vtl)), vlp,
1871 vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vlp)), vtl );
1872 if ( item ) {
1873 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1874 gtk_widget_show ( item );
1875 }
1876
1877 item = a_acquire_trwlayer_track_menu ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vtl)), vlp,
1878 vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vlp)), vtl );
1879 if ( item ) {
1880 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1881 gtk_widget_show ( item );
1882 }
1883}
1884
1885void vik_trw_layer_add_waypoint ( VikTrwLayer *vtl, gchar *name, VikWaypoint *wp )
1886{
1887 if ( VIK_LAYER(vtl)->realized )
1888 {
1889 VikWaypoint *oldwp = VIK_WAYPOINT ( g_hash_table_lookup ( vtl->waypoints, name ) );
1890 if ( oldwp )
1891 wp->visible = oldwp->visible; /* same visibility so we don't have to update viktreeview */
1892 else
1893 {
1894 GtkTreeIter *iter = g_malloc(sizeof(GtkTreeIter));
1895#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1896 vik_treeview_add_sublayer_alphabetized ( VIK_LAYER(vtl)->vt, &(vtl->waypoints_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, NULL, TRUE, TRUE );
1897#else
1898 vik_treeview_add_sublayer ( VIK_LAYER(vtl)->vt, &(vtl->waypoints_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, NULL, TRUE, TRUE );
1899#endif
1900 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter );
1901 g_hash_table_insert ( vtl->waypoints_iters, name, iter );
1902 wp->visible = TRUE;
1903 }
1904 }
1905 else
1906 wp->visible = TRUE;
1907
1908 highest_wp_number_add_wp(vtl, name);
1909 g_hash_table_insert ( vtl->waypoints, name, wp );
1910
1911}
1912
1913void vik_trw_layer_add_track ( VikTrwLayer *vtl, gchar *name, VikTrack *t )
1914{
1915 if ( VIK_LAYER(vtl)->realized )
1916 {
1917 VikTrack *oldt = VIK_TRACK ( g_hash_table_lookup ( vtl->tracks, name ) );
1918 if ( oldt )
1919 t->visible = oldt->visible; /* same visibility so we don't have to update viktreeview */
1920 else
1921 {
1922 GtkTreeIter *iter = g_malloc(sizeof(GtkTreeIter));
1923#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1924 vik_treeview_add_sublayer_alphabetized ( VIK_LAYER(vtl)->vt, &(vtl->tracks_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_TRACK, NULL, t->visible, TRUE );
1925#else
1926 vik_treeview_add_sublayer ( VIK_LAYER(vtl)->vt, &(vtl->tracks_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_TRACK, NULL, t->visible, TRUE );
1927#endif
1928 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter );
1929 g_hash_table_insert ( vtl->tracks_iters, name, iter );
1930 /* t->visible = TRUE; */
1931 }
1932 }
1933 else
1934 ; /* t->visible = TRUE; // this is now used by file input functions */
1935
1936 g_hash_table_insert ( vtl->tracks, name, t );
1937
1938}
1939
1940/* to be called whenever a track has been deleted or may have been changed. */
1941void trw_layer_cancel_tps_of_track ( VikTrwLayer *vtl, const gchar *trk_name )
1942{
1943 if (vtl->current_tp_track_name && g_strcasecmp(trk_name, vtl->current_tp_track_name) == 0)
1944 trw_layer_cancel_current_tp ( vtl, FALSE );
1945 else if (vtl->last_tp_track_name && g_strcasecmp(trk_name, vtl->last_tp_track_name) == 0)
1946 trw_layer_cancel_last_tp ( vtl );
1947}
1948
1949static gchar *get_new_unique_sublayer_name (VikTrwLayer *vtl, gint sublayer_type, const gchar *name)
1950{
1951 gint i = 2;
1952 gchar *newname = g_strdup(name);
1953 while ((sublayer_type == VIK_TRW_LAYER_SUBLAYER_TRACK) ?
1954 (void *)vik_trw_layer_get_track(vtl, newname) : (void *)vik_trw_layer_get_waypoint(vtl, newname)) {
1955 gchar *new_newname = g_strdup_printf("%s#%d", name, i);
1956 g_free(newname);
1957 newname = new_newname;
1958 i++;
1959 }
1960 return newname;
1961}
1962
1963void vik_trw_layer_filein_add_waypoint ( VikTrwLayer *vtl, gchar *name, VikWaypoint *wp )
1964{
1965 vik_trw_layer_add_waypoint ( vtl,
1966 get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, name),
1967 wp );
1968}
1969void vik_trw_layer_filein_add_track ( VikTrwLayer *vtl, gchar *name, VikTrack *tr )
1970{
1971 if ( vtl->magic_scissors_append && vtl->magic_scissors_current_track ) {
1972 vik_track_remove_dup_points ( tr ); /* make "double point" track work to undo */
1973 vik_track_steal_and_append_trackpoints ( vtl->magic_scissors_current_track, tr );
1974 vik_track_free ( tr );
1975 vtl->magic_scissors_append = FALSE; /* this means we have added it */
1976 } else {
1977 gchar *new_name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_TRACK, name);
1978 vik_trw_layer_add_track ( vtl, new_name, tr );
1979
1980 if ( vtl->magic_scissors_check_added_track ) {
1981 vik_track_remove_dup_points ( tr ); /* make "double point" track work to undo */
1982 if ( vtl->magic_scissors_added_track_name ) /* for google routes */
1983 g_free ( vtl->magic_scissors_added_track_name );
1984 vtl->magic_scissors_added_track_name = g_strdup(new_name);
1985 }
1986 }
1987}
1988
1989static void trw_layer_enum_item ( const gchar *name, GList **tr, GList **l )
1990{
1991 *l = g_list_append(*l, (gpointer)name);
1992}
1993
1994static void trw_layer_move_item ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, gchar *name, gint type )
1995{
1996 gchar *newname = get_new_unique_sublayer_name(vtl_dest, type, name);
1997 if (type == VIK_TRW_LAYER_SUBLAYER_TRACK) {
1998 VikTrack *t;
1999 t = vik_track_copy(vik_trw_layer_get_track(vtl_src, name));
2000 vik_trw_layer_delete_track(vtl_src, name);
2001 vik_trw_layer_add_track(vtl_dest, newname, t);
2002 }
2003 if (type==VIK_TRW_LAYER_SUBLAYER_WAYPOINT) {
2004 VikWaypoint *w;
2005 w = vik_waypoint_copy(vik_trw_layer_get_waypoint(vtl_src, name));
2006 vik_trw_layer_delete_waypoint(vtl_src, name);
2007 vik_trw_layer_add_waypoint(vtl_dest, newname, w);
2008 }
2009}
2010
2011static void trw_layer_drag_drop_request ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path )
2012{
2013 VikTreeview *vt = VIK_LAYER(vtl_src)->vt;
2014 gint type = vik_treeview_item_get_data(vt, src_item_iter);
2015
2016 if (!vik_treeview_item_get_pointer(vt, src_item_iter)) {
2017 GList *items = NULL;
2018 GList *iter;
2019
2020 if (type==VIK_TRW_LAYER_SUBLAYER_TRACKS) {
2021 g_hash_table_foreach ( vtl_src->tracks, (GHFunc)trw_layer_enum_item, &items);
2022 }
2023 if (type==VIK_TRW_LAYER_SUBLAYER_WAYPOINTS) {
2024 g_hash_table_foreach ( vtl_src->waypoints, (GHFunc)trw_layer_enum_item, &items);
2025 }
2026
2027 iter = items;
2028 while (iter) {
2029 if (type==VIK_TRW_LAYER_SUBLAYER_TRACKS) {
2030 trw_layer_move_item ( vtl_src, vtl_dest, iter->data, VIK_TRW_LAYER_SUBLAYER_TRACK);
2031 } else {
2032 trw_layer_move_item ( vtl_src, vtl_dest, iter->data, VIK_TRW_LAYER_SUBLAYER_WAYPOINT);
2033 }
2034 iter = iter->next;
2035 }
2036 if (items)
2037 g_list_free(items);
2038 } else {
2039 gchar *name = vik_treeview_item_get_pointer(vt, src_item_iter);
2040 trw_layer_move_item(vtl_src, vtl_dest, name, type);
2041 }
2042}
2043
2044
2045gboolean vik_trw_layer_delete_track ( VikTrwLayer *vtl, const gchar *trk_name )
2046{
2047 VikTrack *t = g_hash_table_lookup ( vtl->tracks, trk_name );
2048 gboolean was_visible = FALSE;
2049 if ( t )
2050 {
2051 GtkTreeIter *it;
2052 was_visible = t->visible;
2053 if ( t == vtl->current_track )
2054 vtl->current_track = NULL;
2055 if ( t == vtl->magic_scissors_current_track )
2056 vtl->magic_scissors_current_track = NULL;
2057
2058 /* could be current_tp, so we have to check */
2059 trw_layer_cancel_tps_of_track ( vtl, trk_name );
2060
2061 g_assert ( ( it = g_hash_table_lookup ( vtl->tracks_iters, trk_name ) ) );
2062 vik_treeview_item_delete ( VIK_LAYER(vtl)->vt, it );
2063 g_hash_table_remove ( vtl->tracks_iters, trk_name );
2064
2065 /* do this last because trk_name may be pointing to actual orig key */
2066 g_hash_table_remove ( vtl->tracks, trk_name );
2067 }
2068 return was_visible;
2069}
2070
2071gboolean vik_trw_layer_delete_waypoint ( VikTrwLayer *vtl, const gchar *wp_name )
2072{
2073 gboolean was_visible = FALSE;
2074 VikWaypoint *wp;
2075
2076 wp = g_hash_table_lookup ( vtl->waypoints, wp_name );
2077 if ( wp ) {
2078 GtkTreeIter *it;
2079
2080 if ( wp == vtl->current_wp ) {
2081 vtl->current_wp = NULL;
2082 vtl->current_wp_name = NULL;
2083 vtl->moving_wp = FALSE;
2084 }
2085
2086 was_visible = wp->visible;
2087 g_assert ( ( it = g_hash_table_lookup ( vtl->waypoints_iters, (gchar *) wp_name ) ) );
2088 vik_treeview_item_delete ( VIK_LAYER(vtl)->vt, it );
2089 g_hash_table_remove ( vtl->waypoints_iters, (gchar *) wp_name );
2090
2091 highest_wp_number_remove_wp(vtl, wp_name);
2092 g_hash_table_remove ( vtl->waypoints, wp_name ); /* last because this frees name */
2093 }
2094
2095 return was_visible;
2096}
2097
2098static void remove_item_from_treeview(const gchar *name, GtkTreeIter *it, VikTreeview * vt)
2099{
2100 vik_treeview_item_delete (vt, it );
2101}
2102
2103void vik_trw_layer_delete_all_tracks ( VikTrwLayer *vtl )
2104{
2105
2106 vtl->current_track = NULL;
2107 vtl->magic_scissors_current_track = NULL;
2108 if (vtl->current_tp_track_name)
2109 trw_layer_cancel_current_tp(vtl, FALSE);
2110 if (vtl->last_tp_track_name)
2111 trw_layer_cancel_last_tp ( vtl );
2112
2113 g_hash_table_foreach(vtl->tracks_iters, (GHFunc) remove_item_from_treeview, VIK_LAYER(vtl)->vt);
2114 g_hash_table_remove_all(vtl->tracks_iters);
2115 g_hash_table_remove_all(vtl->tracks);
2116
2117 /* TODO: only update if the layer is visible (ticked) */
2118 vik_layer_emit_update ( VIK_LAYER(vtl) );
2119}
2120
2121void vik_trw_layer_delete_all_waypoints ( VikTrwLayer *vtl )
2122{
2123 vtl->current_wp = NULL;
2124 vtl->current_wp_name = NULL;
2125 vtl->moving_wp = FALSE;
2126
2127 highest_wp_number_reset(vtl);
2128
2129 g_hash_table_foreach(vtl->waypoints_iters, (GHFunc) remove_item_from_treeview, VIK_LAYER(vtl)->vt);
2130 g_hash_table_remove_all(vtl->waypoints_iters);
2131 g_hash_table_remove_all(vtl->waypoints);
2132
2133 /* TODO: only update if the layer is visible (ticked) */
2134 vik_layer_emit_update ( VIK_LAYER(vtl) );
2135}
2136
2137static void trw_layer_delete_item ( gpointer pass_along[5] )
2138{
2139 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
2140 gboolean was_visible = FALSE;
2141 if ( GPOINTER_TO_INT (pass_along[2]) == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2142 {
2143 was_visible = vik_trw_layer_delete_waypoint ( vtl, (gchar *) pass_along[3] );
2144 }
2145 else
2146 {
2147 was_visible = vik_trw_layer_delete_track ( vtl, (gchar *) pass_along[3] );
2148 }
2149 if ( was_visible )
2150 vik_layer_emit_update ( VIK_LAYER(vtl) );
2151}
2152
2153
2154static void trw_layer_properties_item ( gpointer pass_along[5] )
2155{
2156 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
2157 if ( GPOINTER_TO_INT (pass_along[2]) == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2158 {
2159 VikWaypoint *wp = g_hash_table_lookup ( vtl->waypoints, pass_along[3] );
2160 if ( wp )
2161 {
2162 if ( a_dialog_new_waypoint ( VIK_GTK_WINDOW_FROM_LAYER(vtl), NULL, wp, NULL, vtl->coord_mode ) )
2163
2164 if ( VIK_LAYER(vtl)->visible )
2165 vik_layer_emit_update ( VIK_LAYER(vtl) );
2166 }
2167 }
2168 else
2169 {
2170 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, pass_along[3] );
2171 if ( tr )
2172 {
2173 vik_trw_layer_propwin_run ( VIK_GTK_WINDOW_FROM_LAYER(vtl),
2174 vtl, tr,
2175 pass_along[1], /* vlp */
2176 pass_along[3] /* track name */);
2177 }
2178 }
2179}
2180
2181static void goto_coord ( VikLayersPanel *vlp, const VikCoord *coord )
2182{
2183 vik_viewport_set_center_coord ( vik_layers_panel_get_viewport(vlp), coord );
2184 vik_layers_panel_emit_update ( vlp );
2185}
2186
2187static void trw_layer_goto_track_startpoint ( gpointer pass_along[5] )
2188{
2189 GList *trps = ((VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] ))->trackpoints;
2190 if ( trps && trps->data )
2191 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *) trps->data)->coord));
2192}
2193
2194static void trw_layer_goto_track_center ( gpointer pass_along[5] )
2195{
2196 /* FIXME: get this into viktrack.c, and should be ->trackpoints right? */
2197 GList **trps = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
2198 if ( trps && *trps )
2199 {
2200 struct LatLon average, maxmin[2] = { {0,0}, {0,0} };
2201 VikCoord coord;
2202 trw_layer_find_maxmin_tracks ( NULL, trps, maxmin );
2203 average.lat = (maxmin[0].lat+maxmin[1].lat)/2;
2204 average.lon = (maxmin[0].lon+maxmin[1].lon)/2;
2205 vik_coord_load_from_latlon ( &coord, VIK_TRW_LAYER(pass_along[0])->coord_mode, &average );
2206 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &coord);
2207 }
2208}
2209
2210static void trw_layer_extend_track_end ( gpointer pass_along[6] )
2211{
2212 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
2213 VikTrack *track = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
2214
2215 vtl->current_track = track;
2216 vik_window_enable_layer_tool ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vtl)), VIK_LAYER_TRW, TOOL_CREATE_TRACK);
2217
2218 if ( track->trackpoints )
2219 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *)g_list_last(track->trackpoints)->data)->coord) );
2220}
2221
2222/**
2223 * extend a track using magic scissors
2224 */
2225static void trw_layer_extend_track_end_ms ( gpointer pass_along[6] )
2226{
2227 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
2228 VikTrack *track = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
2229 VikCoord last_coord = (((VikTrackpoint *)g_list_last(track->trackpoints)->data)->coord);
2230
2231 vik_window_enable_layer_tool ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vtl)), VIK_LAYER_TRW, NUM_TOOLS );
2232 vtl->magic_scissors_coord = last_coord;
2233 vtl->magic_scissors_current_track = track;
2234 vtl->magic_scissors_started = TRUE;
2235
2236 if ( track->trackpoints )
2237 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &last_coord) ;
2238
2239}
2240
2241static void trw_layer_apply_dem_data ( gpointer pass_along[6] )
2242{
2243 /* TODO: check & warn if no DEM data, or no applicable DEM data. */
2244 /* Also warn if overwrite old elevation data */
2245 VikTrack *track = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
2246
2247 vik_track_apply_dem_data ( track );
2248}
2249
2250static void trw_layer_goto_track_endpoint ( gpointer pass_along[6] )
2251{
2252 GList *trps = ((VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] ))->trackpoints;
2253 if ( !trps )
2254 return;
2255 trps = g_list_last(trps);
2256 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *) trps->data)->coord));
2257}
2258
2259
2260/*************************************
2261 * merge/split by time routines
2262 *************************************/
2263
2264/* called for each key in track hash table.
2265 * If the current track has time stamp, add it to the result,
2266 * except the one pointed by "exclude".
2267 * set exclude to NULL if there is no exclude to check.
2268 * Not that result is in reverse (for performance reason).
2269 */
2270typedef struct {
2271 GList **result;
2272 GList *exclude;
2273} twt_udata;
2274static void find_tracks_with_timestamp(gpointer key, gpointer value, gpointer udata)
2275{
2276 twt_udata *user_data = udata;
2277 VikTrackpoint *p1, *p2;
2278
2279 if (VIK_TRACK(value)->trackpoints == user_data->exclude) {
2280 return;
2281 }
2282
2283 if (VIK_TRACK(value)->trackpoints) {
2284 p1 = VIK_TRACKPOINT(VIK_TRACK(value)->trackpoints->data);
2285 p2 = VIK_TRACKPOINT(g_list_last(VIK_TRACK(value)->trackpoints)->data);
2286
2287 if (!p1->has_timestamp || !p2->has_timestamp) {
2288 g_print("no timestamp\n");
2289 return;
2290 }
2291
2292 }
2293
2294 *(user_data->result) = g_list_prepend(*(user_data->result), key);
2295}
2296
2297/* called for each key in track hash table. if original track user_data[1] is close enough
2298 * to the passed one, add it to list in user_data[0]
2299 */
2300static void find_nearby_track(gpointer key, gpointer value, gpointer user_data)
2301{
2302 time_t t1, t2;
2303 VikTrackpoint *p1, *p2;
2304
2305 GList **nearby_tracks = ((gpointer *)user_data)[0];
2306 GList *orig_track = ((gpointer *)user_data)[1];
2307 guint thr = GPOINTER_TO_UINT (((gpointer *)user_data)[2]);
2308
2309 /* outline:
2310 * detect reasons for not merging, and return
2311 * if no reason is found not to merge, then do it.
2312 */
2313
2314 if (VIK_TRACK(value)->trackpoints == orig_track) {
2315 return;
2316 }
2317
2318 t1 = VIK_TRACKPOINT(orig_track->data)->timestamp;
2319 t2 = VIK_TRACKPOINT(g_list_last(orig_track)->data)->timestamp;
2320
2321 if (VIK_TRACK(value)->trackpoints) {
2322 p1 = VIK_TRACKPOINT(VIK_TRACK(value)->trackpoints->data);
2323 p2 = VIK_TRACKPOINT(g_list_last(VIK_TRACK(value)->trackpoints)->data);
2324
2325 if (!p1->has_timestamp || !p2->has_timestamp) {
2326 g_print("no timestamp\n");
2327 return;
2328 }
2329
2330 /* g_print("Got track named %s, times %d, %d\n", (gchar *)key, p1->timestamp, p2->timestamp); */
2331 if (! (abs(t1 - p2->timestamp) < thr*60 ||
2332 /* p1 p2 t1 t2 */
2333 abs(p1->timestamp - t2) < thr*60)
2334 /* t1 t2 p1 p2 */
2335 ) {
2336 return;
2337 }
2338 }
2339
2340 *nearby_tracks = g_list_prepend(*nearby_tracks, key);
2341}
2342
2343/* comparison function used to sort tracks; a and b are hash table keys */
2344static gint track_compare(gconstpointer a, gconstpointer b, gpointer user_data)
2345{
2346 GHashTable *tracks = user_data;
2347 time_t t1, t2;
2348
2349 t1 = VIK_TRACKPOINT(VIK_TRACK(g_hash_table_lookup(tracks, a))->trackpoints->data)->timestamp;
2350 t2 = VIK_TRACKPOINT(VIK_TRACK(g_hash_table_lookup(tracks, b))->trackpoints->data)->timestamp;
2351
2352 if (t1 < t2) return -1;
2353 if (t1 > t2) return 1;
2354 return 0;
2355}
2356
2357/* comparison function used to sort trackpoints */
2358static gint trackpoint_compare(gconstpointer a, gconstpointer b)
2359{
2360 time_t t1 = VIK_TRACKPOINT(a)->timestamp, t2 = VIK_TRACKPOINT(b)->timestamp;
2361
2362 if (t1 < t2) return -1;
2363 if (t1 > t2) return 1;
2364 return 0;
2365}
2366
2367static void trw_layer_merge_with_other ( gpointer pass_along[6] )
2368{
2369 VikTrwLayer *vtl = (VikTrwLayer *)pass_along[0];
2370 gchar *orig_track_name = pass_along[3];
2371 GList *tracks_with_timestamp = NULL;
2372 VikTrack *track = (VikTrack *) g_hash_table_lookup ( vtl->tracks, orig_track_name );
2373
2374 if (track->trackpoints &&
2375 !VIK_TRACKPOINT(track->trackpoints->data)->has_timestamp) {
2376 a_dialog_error_msg(VIK_GTK_WINDOW_FROM_LAYER(vtl), _("Failed. This track does not have timestamp"));
2377 return;
2378 }
2379
2380 if (1) {
2381
2382 twt_udata udata;
2383 udata.result = &tracks_with_timestamp;
2384 udata.exclude = track->trackpoints;
2385 g_hash_table_foreach(vtl->tracks, find_tracks_with_timestamp, (gpointer)&udata);
2386 tracks_with_timestamp = g_list_reverse(tracks_with_timestamp);
2387 }
2388
2389 if (!tracks_with_timestamp) {
2390 a_dialog_error_msg(VIK_GTK_WINDOW_FROM_LAYER(vtl), _("Failed. No other track in this layer has timestamp"));
2391 return;
2392 }
2393
2394 GList *merge_list = a_dialog_select_from_list(VIK_GTK_WINDOW_FROM_LAYER(vtl),
2395 vtl->tracks, tracks_with_timestamp, TRUE,
2396 _("Merge with..."), _("Select track to merge with"));
2397 g_list_free(tracks_with_timestamp);
2398
2399 if (merge_list)
2400 {
2401 GList *l;
2402 for (l = merge_list; l != NULL; l = g_list_next(l)) {
2403 VikTrack *merge_track = (VikTrack *) g_hash_table_lookup (vtl->tracks, l->data );
2404 if (merge_track) {
2405 track->trackpoints = g_list_concat(track->trackpoints, merge_track->trackpoints);
2406 merge_track->trackpoints = NULL;
2407 vik_trw_layer_delete_track(vtl, l->data);
2408 track->trackpoints = g_list_sort(track->trackpoints, trackpoint_compare);
2409 }
2410 }
2411 /* TODO: free data before free merge_list */
2412 for (l = merge_list; l != NULL; l = g_list_next(l))
2413 g_free(l->data);
2414 g_list_free(merge_list);
2415 vik_layer_emit_update( VIK_LAYER(vtl) );
2416 }
2417}
2418
2419/* merge by time routine */
2420static void trw_layer_merge_by_timestamp ( gpointer pass_along[6] )
2421{
2422 VikTrwLayer *vtl = (VikTrwLayer *)pass_along[0];
2423 gchar *orig_track_name = strdup(pass_along[3]);
2424
2425 time_t t1, t2;
2426 GList *nearby_tracks;
2427 VikTrack *track;
2428 GList *trps;
2429 static guint thr = 1;
2430 guint track_count = 0;
2431
2432 if (!a_dialog_time_threshold(VIK_GTK_WINDOW_FROM_LAYER(vtl),
2433 _("Merge Threshold..."),
2434 _("Merge when time between tracks less than:"),
2435 &thr)) {
2436 free(orig_track_name);
2437 return;
2438 }
2439
2440 /* merge tracks until we can't */
2441 nearby_tracks = NULL;
2442 do {
2443 gpointer params[3];
2444
2445 track = (VikTrack *) g_hash_table_lookup ( vtl->tracks, orig_track_name );
2446 trps = track->trackpoints;
2447 if ( !trps )
2448 return;
2449
2450
2451 if (nearby_tracks) {
2452 g_list_free(nearby_tracks);
2453 nearby_tracks = NULL;
2454 }
2455
2456 t1 = ((VikTrackpoint *)trps->data)->timestamp;
2457 t2 = ((VikTrackpoint *)g_list_last(trps)->data)->timestamp;
2458
2459 /* g_print("Original track times: %d and %d\n", t1, t2); */
2460 params[0] = &nearby_tracks;
2461 params[1] = trps;
2462 params[2] = GUINT_TO_POINTER (thr);
2463
2464 /* get a list of adjacent-in-time tracks */
2465 g_hash_table_foreach(vtl->tracks, find_nearby_track, (gpointer)params);
2466
2467 /* add original track */
2468 nearby_tracks = g_list_prepend(nearby_tracks, orig_track_name);
2469
2470 /* merge them */
2471 {
2472#define get_track(x) VIK_TRACK(g_hash_table_lookup(vtl->tracks, (gchar *)((x)->data)))
2473#define get_first_trackpoint(x) VIK_TRACKPOINT(get_track(x)->trackpoints->data)
2474#define get_last_trackpoint(x) VIK_TRACKPOINT(g_list_last(get_track(x)->trackpoints)->data)
2475 GList *l = nearby_tracks;
2476 VikTrack *tr = vik_track_new();
2477 tr->visible = track->visible;
2478 track_count = 0;
2479 while (l) {
2480 /*
2481 time_t t1, t2;
2482 t1 = get_first_trackpoint(l)->timestamp;
2483 t2 = get_last_trackpoint(l)->timestamp;
2484 g_print(" %20s: track %d - %d\n", (char *)l->data, (int)t1, (int)t2);
2485 */
2486
2487
2488 /* remove trackpoints from merged track, delete track */
2489 tr->trackpoints = g_list_concat(tr->trackpoints, get_track(l)->trackpoints);
2490 get_track(l)->trackpoints = NULL;
2491 vik_trw_layer_delete_track(vtl, l->data);
2492
2493 track_count ++;
2494 l = g_list_next(l);
2495 }
2496 tr->trackpoints = g_list_sort(tr->trackpoints, trackpoint_compare);
2497 vik_trw_layer_add_track(vtl, strdup(orig_track_name), tr);
2498
2499#undef get_first_trackpoint
2500#undef get_last_trackpoint
2501#undef get_track
2502 }
2503 } while (track_count > 1);
2504 g_list_free(nearby_tracks);
2505 free(orig_track_name);
2506 vik_layer_emit_update( VIK_LAYER(vtl) );
2507}
2508
2509/* split by time routine */
2510static void trw_layer_split_by_timestamp ( gpointer pass_along[6] )
2511{
2512 VikTrack *track = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
2513 GList *trps = track->trackpoints;
2514 GList *iter;
2515 GList *newlists = NULL;
2516 GList *newtps = NULL;
2517 guint i;
2518 static guint thr = 1;
2519
2520 time_t ts, prev_ts;
2521
2522 if ( !trps )
2523 return;
2524
2525 if (!a_dialog_time_threshold(VIK_GTK_WINDOW_FROM_LAYER(pass_along[0]),
2526 _("Split Threshold..."),
2527 _("Split when time between trackpoints exceeds:"),
2528 &thr)) {
2529 return;
2530 }
2531
2532 /* iterate through trackpoints, and copy them into new lists without touching original list */
2533 prev_ts = VIK_TRACKPOINT(trps->data)->timestamp;
2534 iter = trps;
2535
2536 while (iter) {
2537 ts = VIK_TRACKPOINT(iter->data)->timestamp;
2538 if (ts < prev_ts) {
2539 g_print("panic: ts < prev_ts: this should never happen!\n");
2540 return;
2541 }
2542 if (ts - prev_ts > thr*60) {
2543 /* flush accumulated trackpoints into new list */
2544 newlists = g_list_prepend(newlists, g_list_reverse(newtps));
2545 newtps = NULL;
2546 }
2547
2548 /* accumulate trackpoint copies in newtps, in reverse order */
2549 newtps = g_list_prepend(newtps, vik_trackpoint_copy(VIK_TRACKPOINT(iter->data)));
2550 prev_ts = ts;
2551 iter = g_list_next(iter);
2552 }
2553 if (newtps) {
2554 newlists = g_list_prepend(newlists, g_list_reverse(newtps));
2555 }
2556
2557 /* put lists of trackpoints into tracks */
2558 iter = newlists;
2559 i = 1;
2560 while (iter) {
2561 gchar *new_tr_name;
2562 VikTrack *tr;
2563
2564 tr = vik_track_new();
2565 tr->visible = track->visible;
2566 tr->trackpoints = (GList *)(iter->data);
2567
2568 new_tr_name = g_strdup_printf("%s #%d", (gchar *) pass_along[3], i++);
2569 vik_trw_layer_add_track(VIK_TRW_LAYER(pass_along[0]), new_tr_name, tr);
2570 /* g_print("adding track %s, times %d - %d\n", new_tr_name, VIK_TRACKPOINT(tr->trackpoints->data)->timestamp,
2571 VIK_TRACKPOINT(g_list_last(tr->trackpoints)->data)->timestamp);*/
2572
2573 iter = g_list_next(iter);
2574 }
2575 g_list_free(newlists);
2576 vik_trw_layer_delete_track(VIK_TRW_LAYER(pass_along[0]), (gchar *)pass_along[3]);
2577 vik_layer_emit_update(VIK_LAYER(pass_along[0]));
2578}
2579
2580/* end of split/merge routines */
2581
2582
2583static void trw_layer_goto_waypoint ( gpointer pass_along[5] )
2584{
2585 VikWaypoint *wp = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->waypoints, pass_along[3] );
2586 if ( wp )
2587 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(wp->coord) );
2588}
2589
2590static void trw_layer_waypoint_gc_webpage ( gpointer pass_along[5] )
2591{
2592 gchar *webpage = g_strdup_printf("http://www.geocaching.com/seek/cache_details.aspx?wp=%s", (gchar *) pass_along[3] );
2593 open_url(VIK_GTK_WINDOW_FROM_LAYER(VIK_LAYER(pass_along[0])), webpage);
2594 g_free ( webpage );
2595}
2596
2597const gchar *vik_trw_layer_sublayer_rename_request ( VikTrwLayer *l, const gchar *newname, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
2598{
2599 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2600 {
2601 gchar *rv;
2602 VikWaypoint *wp;
2603
2604 if (strcmp(newname, sublayer) == 0 )
2605 return NULL;
2606
2607 if (strcasecmp(newname, sublayer)) { /* Not just changing case */
2608 if (g_hash_table_lookup( l->waypoints, newname))
2609 {
2610 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(l), _("Waypoint Already Exists") );
2611 return NULL;
2612 }
2613 }
2614
2615 iter = g_hash_table_lookup ( l->waypoints_iters, sublayer );
2616 g_hash_table_steal ( l->waypoints_iters, sublayer );
2617
2618 wp = vik_waypoint_copy ( VIK_WAYPOINT(g_hash_table_lookup ( l->waypoints, sublayer )) );
2619 highest_wp_number_remove_wp(l, sublayer);
2620 g_hash_table_remove ( l->waypoints, sublayer );
2621
2622 rv = g_strdup(newname);
2623
2624 vik_treeview_item_set_pointer ( VIK_LAYER(l)->vt, iter, rv );
2625
2626 highest_wp_number_add_wp(l, rv);
2627 g_hash_table_insert ( l->waypoints, rv, wp );
2628 g_hash_table_insert ( l->waypoints_iters, rv, iter );
2629
2630 /* it hasn't been updated yet so we pass new name */
2631#ifdef VIK_CONFIG_ALPHABETIZED_TRW
2632 vik_treeview_sublayer_realphabetize ( VIK_LAYER(l)->vt, iter, rv );
2633#endif
2634
2635 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vlp) );
2636 return rv;
2637 }
2638 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2639 {
2640 gchar *rv;
2641 VikTrack *tr;
2642 GtkTreeIter *iter;
2643 gchar *orig_key;
2644
2645 if (strcmp(newname, sublayer) == 0)
2646 return NULL;
2647
2648 if (strcasecmp(newname, sublayer)) { /* Not just changing case */
2649 if (g_hash_table_lookup( l->tracks, newname))
2650 {
2651 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(l), _("Track Already Exists") );
2652 return NULL;
2653 }
2654 }
2655
2656 g_hash_table_lookup_extended ( l->tracks, sublayer, (void *)&orig_key, (void *)&tr );
2657 g_hash_table_steal ( l->tracks, sublayer );
2658
2659 iter = g_hash_table_lookup ( l->tracks_iters, sublayer );
2660 g_hash_table_steal ( l->tracks_iters, sublayer );
2661
2662 rv = g_strdup(newname);
2663
2664 vik_treeview_item_set_pointer ( VIK_LAYER(l)->vt, iter, rv );
2665
2666 g_hash_table_insert ( l->tracks, rv, tr );
2667 g_hash_table_insert ( l->tracks_iters, rv, iter );
2668
2669 /* don't forget about current_tp_track_name, update that too */
2670 if ( l->current_tp_track_name && g_strcasecmp(orig_key,l->current_tp_track_name) == 0 )
2671 {
2672 l->current_tp_track_name = rv;
2673 if ( l->tpwin )
2674 vik_trw_layer_tpwin_set_track_name ( l->tpwin, rv );
2675 }
2676 else if ( l->last_tp_track_name && g_strcasecmp(orig_key,l->last_tp_track_name) == 0 )
2677 l->last_tp_track_name = rv;
2678
2679 g_free ( orig_key );
2680
2681#ifdef VIK_CONFIG_ALPHABETIZED_TRW
2682 vik_treeview_sublayer_realphabetize ( VIK_LAYER(l)->vt, iter, rv );
2683#endif
2684
2685 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vlp) );
2686 return rv;
2687 }
2688 return NULL;
2689}
2690
2691static gboolean is_valid_geocache_name ( gchar *str )
2692{
2693 gint len = strlen ( str );
2694 return len >= 3 && len <= 7 && str[0] == 'G' && str[1] == 'C' && isalnum(str[2]) && (len < 4 || isalnum(str[3])) && (len < 5 || isalnum(str[4])) && (len < 6 || isalnum(str[5])) && (len < 7 || isalnum(str[6]));
2695}
2696
2697static void trw_layer_track_use_with_filter ( gpointer *pass_along )
2698{
2699 gchar *track_name = (gchar *) pass_along[3];
2700 VikTrack *tr = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, track_name );
2701 a_acquire_set_filter_track ( tr, track_name );
2702}
2703
2704static gboolean is_valid_google_route ( VikTrwLayer *vtl, const gchar *track_name )
2705{
2706 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, track_name );
2707 return ( tr && tr->comment && strlen(tr->comment) > 7 && !strncmp(tr->comment, "from:", 5) );
2708}
2709
2710static void trw_layer_track_google_route_webpage( gpointer *pass_along )
2711{
2712 gchar *track_name = (gchar *) pass_along[3];
2713 VikTrack *tr = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, track_name );
2714 if ( tr ) {
2715 gchar *escaped = uri_escape ( tr->comment );
2716 gchar *webpage = g_strdup_printf("http://maps.google.com/maps?f=q&hl=en&q=%s", escaped );
2717 open_url(VIK_GTK_WINDOW_FROM_LAYER(VIK_LAYER(pass_along[0])), webpage);
2718 g_free ( escaped );
2719 g_free ( webpage );
2720 }
2721}
2722
2723/* vlp can be NULL if necessary - i.e. right-click from a tool -- but be careful, some functions may try to use it */
2724gboolean vik_trw_layer_sublayer_add_menu_items ( VikTrwLayer *l, GtkMenu *menu, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
2725{
2726 static GtkTreeIter staticiter;
2727 static gpointer pass_along[5];
2728 GtkWidget *item;
2729 gboolean rv = FALSE;
2730
2731 pass_along[0] = l;
2732 pass_along[1] = vlp;
2733 pass_along[2] = GINT_TO_POINTER (subtype);
2734 pass_along[3] = sublayer;
2735 staticiter = *iter; /* will exist after function has ended */
2736 pass_along[4] = &staticiter;
2737
2738 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT || subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2739 {
2740 rv = TRUE;
2741
2742 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
2743 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_properties_item), pass_along );
2744 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2745 gtk_widget_show ( item );
2746
2747 if (subtype == VIK_TRW_LAYER_SUBLAYER_TRACK) {
2748 VikTrwLayer *vtl = l;
2749 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, sublayer );
2750 if (tr && tr->property_dialog)
2751 gtk_widget_set_sensitive(GTK_WIDGET(item), FALSE );
2752 }
2753
2754 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL );
2755 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_cut_item_cb), pass_along );
2756 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2757 gtk_widget_show ( item );
2758
2759 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL );
2760 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_copy_item_cb), pass_along );
2761 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2762 gtk_widget_show ( item );
2763
2764 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL );
2765 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_delete_item), pass_along );
2766 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2767 gtk_widget_show ( item );
2768
2769 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2770 {
2771 /* could be a right-click using the tool */
2772 if ( vlp != NULL ) {
2773 item = gtk_menu_item_new_with_mnemonic ( _("_Goto") );
2774 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_waypoint), pass_along );
2775 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2776 gtk_widget_show ( item );
2777 }
2778
2779 if ( is_valid_geocache_name ( (gchar *) sublayer ) )
2780 {
2781 item = gtk_menu_item_new_with_mnemonic ( _("_Visit Geocache Webpage") );
2782 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_waypoint_gc_webpage), pass_along );
2783 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2784 gtk_widget_show ( item );
2785 }
2786
2787 }
2788 }
2789
2790 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2791 {
2792 item = gtk_menu_item_new ();
2793 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2794 gtk_widget_show ( item );
2795
2796 item = gtk_menu_item_new_with_mnemonic ( _("_Goto Startpoint") );
2797 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_startpoint), pass_along );
2798 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2799 gtk_widget_show ( item );
2800
2801 item = gtk_menu_item_new_with_mnemonic ( _("Goto \"_Center\"") );
2802 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_center), pass_along );
2803 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2804 gtk_widget_show ( item );
2805
2806 item = gtk_menu_item_new_with_mnemonic ( _("Goto _Endpoint") );
2807 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_endpoint), pass_along );
2808 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2809 gtk_widget_show ( item );
2810
2811 item = gtk_menu_item_new_with_mnemonic ( _("_Merge By Time") );
2812 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_merge_by_timestamp), pass_along );
2813 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2814 gtk_widget_show ( item );
2815
2816 item = gtk_menu_item_new_with_mnemonic ( _("Merge _With Other Tracks...") );
2817 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_merge_with_other), pass_along );
2818 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2819 gtk_widget_show ( item );
2820
2821 item = gtk_menu_item_new_with_mnemonic ( _("_Split By Time") );
2822 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_split_by_timestamp), pass_along );
2823 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2824 gtk_widget_show ( item );
2825
2826 item = gtk_menu_item_new_with_mnemonic ( _("Down_load Maps Along Track...") );
2827 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_download_map_along_track_cb), pass_along );
2828 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2829 gtk_widget_show ( item );
2830
2831 item = gtk_menu_item_new_with_mnemonic ( _("_Apply DEM Data") );
2832 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_apply_dem_data), pass_along );
2833 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2834 gtk_widget_show ( item );
2835
2836 item = gtk_menu_item_new_with_mnemonic ( _("Export Trac_k as GPX") );
2837 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpx_track), pass_along );
2838 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2839 gtk_widget_show ( item );
2840
2841 item = gtk_menu_item_new_with_mnemonic ( _("E_xtend Track End") );
2842 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_extend_track_end), pass_along );
2843 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2844 gtk_widget_show ( item );
2845
2846 item = gtk_menu_item_new_with_mnemonic ( _("Extend _Using Magic Scissors") );
2847 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_extend_track_end_ms), pass_along );
2848 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2849 gtk_widget_show ( item );
2850
2851#ifdef VIK_CONFIG_OPENSTREETMAP
2852 item = gtk_menu_item_new_with_mnemonic ( _("Upload to _OSM") );
2853 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(osm_traces_upload_track_cb), pass_along );
2854 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2855 gtk_widget_show ( item );
2856#endif
2857
2858 if ( is_valid_google_route ( l, (gchar *) sublayer ) )
2859 {
2860 item = gtk_menu_item_new_with_mnemonic ( _("_View Google Directions") );
2861 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_track_google_route_webpage), pass_along );
2862 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2863 gtk_widget_show ( item );
2864 }
2865
2866 item = gtk_menu_item_new_with_mnemonic ( _("Use with _Filter") );
2867 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_track_use_with_filter), pass_along );
2868 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2869 gtk_widget_show ( item );
2870
2871 item = a_acquire_track_menu ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(l)), vlp,
2872 vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vlp)),
2873 g_hash_table_lookup ( l->tracks, (gchar *) sublayer ) );
2874 if ( item ) {
2875 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
2876 gtk_widget_show ( item );
2877 }
2878 }
2879
2880 if ( vlp && (subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINTS || subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT) )
2881 {
2882 item = gtk_menu_item_new ();
2883 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2884 gtk_widget_show ( item );
2885
2886 item = gtk_menu_item_new_with_mnemonic ( _("_New Waypoint") );
2887 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wp), pass_along );
2888 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
2889 gtk_widget_show ( item );
2890 }
2891
2892 return rv;
2893}
2894
2895static void trw_layer_insert_tp_after_current_tp ( VikTrwLayer *vtl )
2896{
2897 /* sanity checks */
2898 if (!vtl->current_tpl)
2899 return;
2900 if (!vtl->current_tpl->next)
2901 return;
2902
2903 VikTrackpoint *tp_current = VIK_TRACKPOINT(vtl->current_tpl->data);
2904 VikTrackpoint *tp_next = VIK_TRACKPOINT(vtl->current_tpl->next->data);
2905
2906 /* Use current and next trackpoints to form a new track point which is inserted into the tracklist */
2907 if ( tp_next ) {
2908
2909 VikTrackpoint *tp_new = vik_trackpoint_new();
2910 struct LatLon ll_current, ll_next;
2911 vik_coord_to_latlon ( &tp_current->coord, &ll_current );
2912 vik_coord_to_latlon ( &tp_next->coord, &ll_next );
2913
2914 /* main positional interpolation */
2915 struct LatLon ll_new = { (ll_current.lat+ll_next.lat)/2, (ll_current.lon+ll_next.lon)/2 };
2916 vik_coord_load_from_latlon ( &(tp_new->coord), vtl->coord_mode, &ll_new );
2917
2918 /* Now other properties that can be interpolated */
2919 tp_new->altitude = (tp_current->altitude + tp_next->altitude) / 2;
2920
2921 if (tp_current->has_timestamp && tp_next->has_timestamp) {
2922 /* Note here the division is applied to each part, then added
2923 This is to avoid potential overflow issues with a 32 time_t for dates after midpoint of this Unix time on 2004/01/04 */
2924 tp_new->timestamp = (tp_current->timestamp/2) + (tp_next->timestamp/2);
2925 tp_new->has_timestamp = TRUE;
2926 }
2927
2928 if (tp_current->speed != NAN && tp_next->speed != NAN)
2929 tp_new->speed = (tp_current->speed + tp_next->speed)/2;
2930
2931 /* TODO - improve interpolation of course, as it may not be correct.
2932 if courses in degrees are 350 + 020, the mid course more likely to be 005 (not 185)
2933 [similar applies if value is in radians] */
2934 if (tp_current->course != NAN && tp_next->course != NAN)
2935 tp_new->speed = (tp_current->course + tp_next->course)/2;
2936
2937 /* DOP / sat values remain at defaults as not they do not seem applicable to a dreamt up point */
2938
2939 /* Insert new point into the trackpoints list after the current TP */
2940 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
2941 gint index = g_list_index ( tr->trackpoints, tp_current );
2942 if ( index > -1 ) {
2943 tr->trackpoints = g_list_insert (tr->trackpoints, tp_new, index+1 );
2944 }
2945 }
2946}
2947
2948/* to be called when last_tpl no long exists. */
2949static void trw_layer_cancel_last_tp ( VikTrwLayer *vtl )
2950{
2951 if ( vtl->tpwin ) /* can't join with a non-existant TP. */
2952 vik_trw_layer_tpwin_disable_join ( vtl->tpwin );
2953 vtl->last_tpl = NULL;
2954 vtl->last_tp_track_name = NULL;
2955}
2956
2957static void trw_layer_cancel_current_tp ( VikTrwLayer *vtl, gboolean destroy )
2958{
2959 if ( vtl->tpwin )
2960 {
2961 if ( destroy)
2962 {
2963 gtk_widget_destroy ( GTK_WIDGET(vtl->tpwin) );
2964 vtl->tpwin = NULL;
2965 }
2966 else
2967 vik_trw_layer_tpwin_set_empty ( vtl->tpwin );
2968 }
2969 if ( vtl->current_tpl )
2970 {
2971 vtl->current_tpl = NULL;
2972 vtl->current_tp_track_name = NULL;
2973 vik_layer_emit_update(VIK_LAYER(vtl));
2974 }
2975}
2976
2977static void trw_layer_tpwin_response ( VikTrwLayer *vtl, gint response )
2978{
2979 g_assert ( vtl->tpwin != NULL );
2980 if ( response == VIK_TRW_LAYER_TPWIN_CLOSE )
2981 trw_layer_cancel_current_tp ( vtl, TRUE );
2982 else if ( response == VIK_TRW_LAYER_TPWIN_SPLIT && vtl->current_tpl->next && vtl->current_tpl->prev )
2983 {
2984 gchar *name;
2985 if ( ( name = a_dialog_new_track ( GTK_WINDOW(vtl->tpwin), vtl->tracks, NULL ) ) )
2986 {
2987 VikTrack *tr = vik_track_new ();
2988 GList *newglist = g_list_alloc ();
2989 newglist->prev = NULL;
2990 newglist->next = vtl->current_tpl->next;
2991 newglist->data = vik_trackpoint_copy(VIK_TRACKPOINT(vtl->current_tpl->data));
2992 tr->trackpoints = newglist;
2993
2994 vtl->current_tpl->next->prev = newglist; /* end old track here */
2995 vtl->current_tpl->next = NULL;
2996
2997 vtl->current_tpl = newglist; /* change tp to first of new track. */
2998 vtl->current_tp_track_name = name;
2999
3000 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
3001
3002 tr->visible = TRUE;
3003
3004 vik_trw_layer_add_track ( vtl, name, tr );
3005 vik_layer_emit_update(VIK_LAYER(vtl));
3006 }
3007 }
3008 else if ( response == VIK_TRW_LAYER_TPWIN_DELETE )
3009 {
3010 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
3011 GList *new_tpl;
3012 g_assert(tr != NULL);
3013
3014 /* can't join with a non-existent trackpoint */
3015 vtl->last_tpl = NULL;
3016 vtl->last_tp_track_name = NULL;
3017
3018 if ( (new_tpl = vtl->current_tpl->next) || (new_tpl = vtl->current_tpl->prev) )
3019 {
3020 if ( VIK_TRACKPOINT(vtl->current_tpl->data)->newsegment && vtl->current_tpl->next )
3021 VIK_TRACKPOINT(vtl->current_tpl->next->data)->newsegment = TRUE; /* don't concat segments on del */
3022
3023 tr->trackpoints = g_list_remove_link ( tr->trackpoints, vtl->current_tpl ); /* this nulls current_tpl->prev and next */
3024
3025 /* at this point the old trackpoint exists, but the list links are correct (new), so it is safe to do this. */
3026 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, new_tpl, vtl->current_tp_track_name );
3027
3028 trw_layer_cancel_last_tp ( vtl );
3029
3030 g_free ( vtl->current_tpl->data ); /* TODO: vik_trackpoint_free() */
3031 g_list_free_1 ( vtl->current_tpl );
3032 vtl->current_tpl = new_tpl;
3033 vik_layer_emit_update(VIK_LAYER(vtl));
3034 }
3035 else
3036 {
3037 tr->trackpoints = g_list_remove_link ( tr->trackpoints, vtl->current_tpl );
3038 g_free ( vtl->current_tpl->data ); /* TODO longone: vik_trackpoint_new() and vik_trackpoint_free() */
3039 g_list_free_1 ( vtl->current_tpl );
3040 trw_layer_cancel_current_tp ( vtl, FALSE );
3041 }
3042 }
3043 else if ( response == VIK_TRW_LAYER_TPWIN_FORWARD && vtl->current_tpl->next )
3044 {
3045 vtl->last_tpl = vtl->current_tpl;
3046 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl = vtl->current_tpl->next, vtl->current_tp_track_name );
3047 vik_layer_emit_update(VIK_LAYER(vtl)); /* TODO longone: either move or only update if tp is inside drawing window */
3048 }
3049 else if ( response == VIK_TRW_LAYER_TPWIN_BACK && vtl->current_tpl->prev )
3050 {
3051 vtl->last_tpl = vtl->current_tpl;
3052 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl = vtl->current_tpl->prev, vtl->current_tp_track_name );
3053 vik_layer_emit_update(VIK_LAYER(vtl));
3054 }
3055 else if ( response == VIK_TRW_LAYER_TPWIN_JOIN )
3056 {
3057 VikTrack *tr1 = g_hash_table_lookup ( vtl->tracks, vtl->last_tp_track_name );
3058 VikTrack *tr2 = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
3059
3060 VikTrack *tr_first = tr1, *tr_last = tr2;
3061
3062 gchar *tmp;
3063
3064 if ( (!vtl->last_tpl->next) && (!vtl->current_tpl->next) ) /* both endpoints */
3065 vik_track_reverse ( tr2 ); /* reverse the second, that way second track clicked will be later. */
3066 else if ( (!vtl->last_tpl->prev) && (!vtl->current_tpl->prev) )
3067 vik_track_reverse ( tr1 );
3068 else if ( (!vtl->last_tpl->prev) && (!vtl->current_tpl->next) ) /* clicked startpoint, then endpoint -- concat end to start */
3069 {
3070 tr_first = tr2;
3071 tr_last = tr1;
3072 }
3073 /* default -- clicked endpoint then startpoint -- connect endpoint to startpoint */
3074
3075 if ( tr_last->trackpoints ) /* deleting this part here joins them into 1 segmented track. useful but there's no place in the UI for this feature. segments should be deprecated anyway. */
3076 VIK_TRACKPOINT(tr_last->trackpoints->data)->newsegment = FALSE;
3077 tr1->trackpoints = g_list_concat ( tr_first->trackpoints, tr_last->trackpoints );
3078 tr2->trackpoints = NULL;
3079
3080 tmp = vtl->current_tp_track_name;
3081
3082 vtl->current_tp_track_name = vtl->last_tp_track_name; /* current_tp stays the same (believe it or not!) */
3083 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
3084
3085 /* if we did this before, trw_layer_delete_track would have canceled the current tp because
3086 * it was the current track. canceling the current tp would have set vtl->current_tpl to NULL */
3087 vik_trw_layer_delete_track ( vtl, tmp );
3088
3089 trw_layer_cancel_last_tp ( vtl ); /* same TP, can't join. */
3090 vik_layer_emit_update(VIK_LAYER(vtl));
3091 }
3092 else if ( response == VIK_TRW_LAYER_TPWIN_INSERT && vtl->current_tpl->next )
3093 {
3094 trw_layer_insert_tp_after_current_tp ( vtl );
3095 vik_layer_emit_update(VIK_LAYER(vtl));
3096 }
3097 else if ( response == VIK_TRW_LAYER_TPWIN_DATA_CHANGED )
3098 vik_layer_emit_update (VIK_LAYER(vtl));
3099}
3100
3101static void trw_layer_tpwin_init ( VikTrwLayer *vtl )
3102{
3103 if ( ! vtl->tpwin )
3104 {
3105 vtl->tpwin = vik_trw_layer_tpwin_new ( VIK_GTK_WINDOW_FROM_LAYER(vtl) );
3106 g_signal_connect_swapped ( GTK_DIALOG(vtl->tpwin), "response", G_CALLBACK(trw_layer_tpwin_response), vtl );
3107 /* connect signals -- DELETE SIGNAL VERY IMPORTANT TO SET TO NULL */
3108 g_signal_connect_swapped ( vtl->tpwin, "delete-event", G_CALLBACK(trw_layer_cancel_current_tp), vtl );
3109 gtk_widget_show_all ( GTK_WIDGET(vtl->tpwin) );
3110 }
3111 if ( vtl->current_tpl )
3112 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
3113 /* set layer name and TP data */
3114}
3115
3116/***************************************************************************
3117 ** Tool code
3118 ***************************************************************************/
3119
3120/*** Utility data structures and functions ****/
3121
3122typedef struct {
3123 gint x, y;
3124 gint closest_x, closest_y;
3125 gchar *closest_wp_name;
3126 VikWaypoint *closest_wp;
3127 VikViewport *vvp;
3128} WPSearchParams;
3129
3130typedef struct {
3131 gint x, y;
3132 gint closest_x, closest_y;
3133 gchar *closest_track_name;
3134 VikTrackpoint *closest_tp;
3135 VikViewport *vvp;
3136 GList *closest_tpl;
3137} TPSearchParams;
3138
3139static void waypoint_search_closest_tp ( gchar *name, VikWaypoint *wp, WPSearchParams *params )
3140{
3141 gint x, y;
3142 if ( !wp->visible )
3143 return;
3144
3145 vik_viewport_coord_to_screen ( params->vvp, &(wp->coord), &x, &y );
3146
3147 if ( abs (x - params->x) <= WAYPOINT_SIZE_APPROX && abs (y - params->y) <= WAYPOINT_SIZE_APPROX &&
3148 ((!params->closest_wp) || /* was the old waypoint we already found closer than this one? */
3149 abs(x - params->x)+abs(y - params->y) < abs(x - params->closest_x)+abs(y - params->closest_y)))
3150 {
3151 params->closest_wp_name = name;
3152 params->closest_wp = wp;
3153 params->closest_x = x;
3154 params->closest_y = y;
3155 }
3156}
3157
3158static void track_search_closest_tp ( gchar *name, VikTrack *t, TPSearchParams *params )
3159{
3160 GList *tpl = t->trackpoints;
3161 VikTrackpoint *tp;
3162
3163 if ( !t->visible )
3164 return;
3165
3166 while (tpl)
3167 {
3168 gint x, y;
3169 tp = VIK_TRACKPOINT(tpl->data);
3170
3171 vik_viewport_coord_to_screen ( params->vvp, &(tp->coord), &x, &y );
3172
3173 if ( abs (x - params->x) <= TRACKPOINT_SIZE_APPROX && abs (y - params->y) <= TRACKPOINT_SIZE_APPROX &&
3174 ((!params->closest_tp) || /* was the old trackpoint we already found closer than this one? */
3175 abs(x - params->x)+abs(y - params->y) < abs(x - params->closest_x)+abs(y - params->closest_y)))
3176 {
3177 params->closest_track_name = name;
3178 params->closest_tp = tp;
3179 params->closest_tpl = tpl;
3180 params->closest_x = x;
3181 params->closest_y = y;
3182 }
3183 tpl = tpl->next;
3184 }
3185}
3186
3187static VikTrackpoint *closest_tp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y )
3188{
3189 TPSearchParams params;
3190 params.x = x;
3191 params.y = y;
3192 params.vvp = vvp;
3193 params.closest_track_name = NULL;
3194 params.closest_tp = NULL;
3195 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_search_closest_tp, &params);
3196 return params.closest_tp;
3197}
3198
3199static VikWaypoint *closest_wp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y )
3200{
3201 WPSearchParams params;
3202 params.x = x;
3203 params.y = y;
3204 params.vvp = vvp;
3205 params.closest_wp = NULL;
3206 params.closest_wp_name = NULL;
3207 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_search_closest_tp, &params);
3208 return params.closest_wp;
3209}
3210
3211/* background drawing hook, to be passed the viewport */
3212static gboolean tool_sync_done = TRUE;
3213
3214static gboolean tool_sync(gpointer data)
3215{
3216 VikViewport *vvp = data;
3217 gdk_threads_enter();
3218 vik_viewport_sync(vvp);
3219 tool_sync_done = TRUE;
3220 gdk_threads_leave();
3221 return FALSE;
3222}
3223
3224typedef struct {
3225 VikViewport *vvp;
3226 gboolean holding;
3227 GdkGC *gc;
3228 int oldx, oldy;
3229} tool_ed_t;
3230
3231static void marker_begin_move ( tool_ed_t *t, gint x, gint y )
3232{
3233 t->holding = TRUE;
3234 t->gc = vik_viewport_new_gc (t->vvp, "black", 2);
3235 gdk_gc_set_function ( t->gc, GDK_INVERT );
3236 vik_viewport_draw_rectangle ( t->vvp, t->gc, FALSE, x-3, y-3, 6, 6 );
3237 vik_viewport_sync(t->vvp);
3238 t->oldx = x;
3239 t->oldy = y;
3240}
3241
3242static void marker_moveto ( tool_ed_t *t, gint x, gint y )
3243{
3244 VikViewport *vvp = t->vvp;
3245 vik_viewport_draw_rectangle ( vvp, t->gc, FALSE, t->oldx-3, t->oldy-3, 6, 6 );
3246 vik_viewport_draw_rectangle ( vvp, t->gc, FALSE, x-3, y-3, 6, 6 );
3247 t->oldx = x;
3248 t->oldy = y;
3249
3250 if (tool_sync_done) {
3251 g_idle_add_full (G_PRIORITY_HIGH_IDLE + 10, tool_sync, vvp, NULL);
3252 tool_sync_done = FALSE;
3253 }
3254}
3255
3256static void marker_end_move ( tool_ed_t *t )
3257{
3258 vik_viewport_draw_rectangle ( t->vvp, t->gc, FALSE, t->oldx-3, t->oldy-3, 6, 6 );
3259 g_object_unref ( t->gc );
3260 t->holding = FALSE;
3261}
3262
3263/*** Edit waypoint ****/
3264
3265static gpointer tool_edit_waypoint_create ( VikWindow *vw, VikViewport *vvp)
3266{
3267 tool_ed_t *t = g_new(tool_ed_t, 1);
3268 t->vvp = vvp;
3269 t->holding = FALSE;
3270 return t;
3271}
3272
3273static gboolean tool_edit_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3274{
3275 WPSearchParams params;
3276 tool_ed_t *t = data;
3277 VikViewport *vvp = t->vvp;
3278
3279 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3280 return FALSE;
3281
3282 if ( t->holding ) {
3283 return TRUE;
3284 }
3285
3286 if ( !vtl->vl.visible || !vtl->waypoints_visible )
3287 return FALSE;
3288
3289 if ( vtl->current_wp && vtl->current_wp->visible )
3290 {
3291 /* first check if current WP is within area (other may be 'closer', but we want to move the current) */
3292 gint x, y;
3293 vik_viewport_coord_to_screen ( vvp, &(vtl->current_wp->coord), &x, &y );
3294
3295 if ( abs(x - event->x) <= WAYPOINT_SIZE_APPROX &&
3296 abs(y - event->y) <= WAYPOINT_SIZE_APPROX )
3297 {
3298 if ( event->button == 3 )
3299 vtl->waypoint_rightclick = TRUE; /* remember that we're clicking; other layers will ignore release signal */
3300 else {
3301 marker_begin_move(t, event->x, event->y);
3302 }
3303 return TRUE;
3304 }
3305 }
3306
3307 params.vvp = vvp;
3308 params.x = event->x;
3309 params.y = event->y;
3310 params.closest_wp_name = NULL;
3311 /* TODO: should get track listitem so we can break it up, make a new track, mess it up, all that. */
3312 params.closest_wp = NULL;
3313 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_search_closest_tp, &params);
3314 if ( vtl->current_wp == params.closest_wp && vtl->current_wp != NULL )
3315 {
3316 /* how do we get here? I'm putting in the abort until we can figure it out. -alex */
3317 marker_begin_move(t, event->x, event->y);
3318 g_critical("shouldn't be here");
3319 exit(1);
3320 }
3321 else if ( params.closest_wp )
3322 {
3323 if ( event->button == 3 )
3324 vtl->waypoint_rightclick = TRUE; /* remember that we're clicking; other layers will ignore release signal */
3325 else
3326 vtl->waypoint_rightclick = FALSE;
3327
3328 vtl->current_wp = params.closest_wp;
3329 vtl->current_wp_name = params.closest_wp_name;
3330
3331 if ( params.closest_wp )
3332 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->waypoints_iters, vtl->current_wp_name ) );
3333
3334 /* could make it so don't update if old WP is off screen and new is null but oh well */
3335 vik_layer_emit_update ( VIK_LAYER(vtl) );
3336 return TRUE;
3337 }
3338
3339 vtl->current_wp = NULL;
3340 vtl->current_wp_name = NULL;
3341 vtl->waypoint_rightclick = FALSE;
3342 vik_layer_emit_update ( VIK_LAYER(vtl) );
3343 return FALSE;
3344}
3345
3346static gboolean tool_edit_waypoint_move ( VikTrwLayer *vtl, GdkEventMotion *event, gpointer data )
3347{
3348 tool_ed_t *t = data;
3349 VikViewport *vvp = t->vvp;
3350
3351 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3352 return FALSE;
3353
3354 if ( t->holding ) {
3355 VikCoord new_coord;
3356 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
3357
3358 /* snap to TP */
3359 if ( event->state & GDK_CONTROL_MASK )
3360 {
3361 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3362 if ( tp )
3363 new_coord = tp->coord;
3364 }
3365
3366 /* snap to WP */
3367 if ( event->state & GDK_SHIFT_MASK )
3368 {
3369 VikWaypoint *wp = closest_wp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3370 if ( wp && wp != vtl->current_wp )
3371 new_coord = wp->coord;
3372 }
3373
3374 {
3375 gint x, y;
3376 vik_viewport_coord_to_screen ( vvp, &new_coord, &x, &y );
3377
3378 marker_moveto ( t, x, y );
3379 }
3380 return TRUE;
3381 }
3382 return FALSE;
3383}
3384
3385static gboolean tool_edit_waypoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3386{
3387 tool_ed_t *t = data;
3388 VikViewport *vvp = t->vvp;
3389
3390 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3391 return FALSE;
3392
3393 if ( t->holding && event->button == 1 )
3394 {
3395 VikCoord new_coord;
3396 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
3397
3398 /* snap to TP */
3399 if ( event->state & GDK_CONTROL_MASK )
3400 {
3401 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3402 if ( tp )
3403 new_coord = tp->coord;
3404 }
3405
3406 /* snap to WP */
3407 if ( event->state & GDK_SHIFT_MASK )
3408 {
3409 VikWaypoint *wp = closest_wp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3410 if ( wp && wp != vtl->current_wp )
3411 new_coord = wp->coord;
3412 }
3413
3414 marker_end_move ( t );
3415
3416 vtl->current_wp->coord = new_coord;
3417 vik_layer_emit_update ( VIK_LAYER(vtl) );
3418 return TRUE;
3419 }
3420 /* PUT IN RIGHT PLACE!!! */
3421 if ( event->button == 3 && vtl->waypoint_rightclick )
3422 {
3423 if ( vtl->wp_right_click_menu )
3424 gtk_object_sink ( GTK_OBJECT(vtl->wp_right_click_menu) );
3425 vtl->wp_right_click_menu = GTK_MENU ( gtk_menu_new () );
3426 vik_trw_layer_sublayer_add_menu_items ( vtl, vtl->wp_right_click_menu, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, vtl->current_wp_name, g_hash_table_lookup ( vtl->waypoints_iters, vtl->current_wp_name ) );
3427 gtk_menu_popup ( vtl->wp_right_click_menu, NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
3428 vtl->waypoint_rightclick = FALSE;
3429 }
3430 return FALSE;
3431}
3432
3433/**** Begin track ***/
3434static gpointer tool_begin_track_create ( VikWindow *vw, VikViewport *vvp)
3435{
3436 return vvp;
3437}
3438
3439static gboolean tool_begin_track_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3440{
3441 vtl->current_track = NULL;
3442 return tool_new_track_click ( vtl, event, vvp );
3443}
3444
3445/*** New track ****/
3446
3447static gpointer tool_new_track_create ( VikWindow *vw, VikViewport *vvp)
3448{
3449 return vvp;
3450}
3451
3452typedef struct {
3453 VikTrwLayer *vtl;
3454 VikViewport *vvp;
3455 gint x1,y1,x2,y2;
3456} new_track_move_passalong_t;
3457
3458/* sync and undraw, but only when we have time */
3459static gboolean ct_sync ( gpointer passalong )
3460{
3461 new_track_move_passalong_t *p = (new_track_move_passalong_t *) passalong;
3462 vik_viewport_sync ( p->vvp );
3463 gdk_gc_set_function ( p->vtl->current_track_gc, GDK_INVERT );
3464 vik_viewport_draw_line ( p->vvp, p->vtl->current_track_gc, p->x1, p->y1, p->x2, p->y2 );
3465 gdk_gc_set_function ( p->vtl->current_track_gc, GDK_COPY );
3466 p->vtl->ct_sync_done = TRUE;
3467 g_free ( p );
3468 return FALSE;
3469}
3470
3471static VikLayerToolFuncStatus tool_new_track_move ( VikTrwLayer *vtl, GdkEventMotion *event, VikViewport *vvp )
3472{
3473 /* if we haven't sync'ed yet, we don't have time to do more. */
3474 if ( vtl->ct_sync_done && vtl->current_track && vtl->current_track->trackpoints ) {
3475 GList *iter = vtl->current_track->trackpoints;
3476 new_track_move_passalong_t *passalong;
3477 gint x1, y1;
3478
3479 while ( iter->next )
3480 iter = iter->next;
3481 gdk_gc_set_function ( vtl->current_track_gc, GDK_INVERT );
3482 vik_viewport_coord_to_screen ( vvp, &(VIK_TRACKPOINT(iter->data)->coord), &x1, &y1 );
3483 vik_viewport_draw_line ( vvp, vtl->current_track_gc, x1, y1, event->x, event->y );
3484 gdk_gc_set_function ( vtl->current_track_gc, GDK_COPY );
3485
3486 passalong = g_new(new_track_move_passalong_t,1); /* freed by sync */
3487 passalong->vtl = vtl;
3488 passalong->vvp = vvp;
3489 passalong->x1 = x1;
3490 passalong->y1 = y1;
3491 passalong->x2 = event->x;
3492 passalong->y2 = event->y;
3493
3494 /* this will sync and undraw when we have time to */
3495 g_idle_add_full (G_PRIORITY_HIGH_IDLE + 10, ct_sync, passalong, NULL);
3496 vtl->ct_sync_done = FALSE;
3497 return VIK_LAYER_TOOL_ACK_GRAB_FOCUS;
3498 }
3499 return VIK_LAYER_TOOL_ACK;
3500}
3501
3502static gboolean tool_new_track_key_press ( VikTrwLayer *vtl, GdkEventKey *event, VikViewport *vvp )
3503{
3504 if ( vtl->current_track && event->keyval == GDK_Escape ) {
3505 vtl->current_track = NULL;
3506 vik_layer_emit_update ( VIK_LAYER(vtl) );
3507 return TRUE;
3508 } else if ( vtl->current_track && event->keyval == GDK_BackSpace ) {
3509 /* undo */
3510 if ( vtl->current_track->trackpoints )
3511 {
3512 GList *last = g_list_last(vtl->current_track->trackpoints);
3513 g_free ( last->data );
3514 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
3515 }
3516 vik_layer_emit_update ( VIK_LAYER(vtl) );
3517 return TRUE;
3518 }
3519 return FALSE;
3520}
3521
3522static gboolean tool_new_track_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3523{
3524 VikTrackpoint *tp;
3525
3526 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3527 return FALSE;
3528
3529 if ( event->button == 3 && vtl->current_track )
3530 {
3531 /* undo */
3532 if ( vtl->current_track->trackpoints )
3533 {
3534 GList *last = g_list_last(vtl->current_track->trackpoints);
3535 g_free ( last->data );
3536 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
3537 }
3538 vik_layer_emit_update ( VIK_LAYER(vtl) );
3539 return TRUE;
3540 }
3541
3542 if ( event->type == GDK_2BUTTON_PRESS )
3543 {
3544 /* subtract last (duplicate from double click) tp then end */
3545 if ( vtl->current_track && vtl->current_track->trackpoints && vtl->ct_x1 == vtl->ct_x2 && vtl->ct_y1 == vtl->ct_y2 )
3546 {
3547 GList *last = g_list_last(vtl->current_track->trackpoints);
3548 g_free ( last->data );
3549 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
3550 /* undo last, then end */
3551 vtl->current_track = NULL;
3552 }
3553 vik_layer_emit_update ( VIK_LAYER(vtl) );
3554 return TRUE;
3555 }
3556
3557 if ( ! vtl->current_track )
3558 {
3559 gchar *name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_TRACK, _("Track"));
3560 if ( ( name = a_dialog_new_track ( VIK_GTK_WINDOW_FROM_LAYER(vtl), vtl->tracks, name ) ) )
3561 {
3562 vtl->current_track = vik_track_new();
3563 vtl->current_track->visible = TRUE;
3564 vik_trw_layer_add_track ( vtl, name, vtl->current_track );
3565
3566 /* incase it was created by begin track */
3567 vik_window_enable_layer_tool ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vtl)), VIK_LAYER_TRW, TOOL_CREATE_TRACK );
3568 }
3569 else
3570 return TRUE;
3571 }
3572 tp = vik_trackpoint_new();
3573 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &(tp->coord) );
3574
3575 /* snap to other TP */
3576 if ( event->state & GDK_CONTROL_MASK )
3577 {
3578 VikTrackpoint *other_tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3579 if ( other_tp )
3580 tp->coord = other_tp->coord;
3581 }
3582
3583 tp->newsegment = FALSE;
3584 tp->has_timestamp = FALSE;
3585 tp->timestamp = 0;
3586 vtl->current_track->trackpoints = g_list_append ( vtl->current_track->trackpoints, tp );
3587
3588 vtl->ct_x1 = vtl->ct_x2;
3589 vtl->ct_y1 = vtl->ct_y2;
3590 vtl->ct_x2 = event->x;
3591 vtl->ct_y2 = event->y;
3592
3593 vik_layer_emit_update ( VIK_LAYER(vtl) );
3594 return TRUE;
3595}
3596
3597
3598/*** New waypoint ****/
3599
3600static gpointer tool_new_waypoint_create ( VikWindow *vw, VikViewport *vvp)
3601{
3602 return vvp;
3603}
3604
3605static gboolean tool_new_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3606{
3607 VikCoord coord;
3608 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3609 return FALSE;
3610 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &coord );
3611 if (vik_trw_layer_new_waypoint ( vtl, VIK_GTK_WINDOW_FROM_LAYER(vtl), &coord ) && VIK_LAYER(vtl)->visible)
3612 vik_layer_emit_update ( VIK_LAYER(vtl) );
3613 return TRUE;
3614}
3615
3616
3617/*** Edit trackpoint ****/
3618
3619static gpointer tool_edit_trackpoint_create ( VikWindow *vw, VikViewport *vvp)
3620{
3621 tool_ed_t *t = g_new(tool_ed_t, 1);
3622 t->vvp = vvp;
3623 t->holding = FALSE;
3624 return t;
3625}
3626
3627static gboolean tool_edit_trackpoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3628{
3629 tool_ed_t *t = data;
3630 VikViewport *vvp = t->vvp;
3631 TPSearchParams params;
3632 /* OUTDATED DOCUMENTATION:
3633 find 5 pixel range on each side. then put these UTM, and a pointer
3634 to the winning track name (and maybe the winning track itself), and a
3635 pointer to the winning trackpoint, inside an array or struct. pass
3636 this along, do a foreach on the tracks which will do a foreach on the
3637 trackpoints. */
3638 params.vvp = vvp;
3639 params.x = event->x;
3640 params.y = event->y;
3641 params.closest_track_name = NULL;
3642 /* TODO: should get track listitem so we can break it up, make a new track, mess it up, all that. */
3643 params.closest_tp = NULL;
3644
3645 if ( event->button != 1 )
3646 return FALSE;
3647
3648 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3649 return FALSE;
3650
3651 if ( !vtl->vl.visible || !vtl->tracks_visible )
3652 return FALSE;
3653
3654 if ( vtl->current_tpl )
3655 {
3656 /* first check if it is within range of prev. tp. and if current_tp track is shown. (if it is, we are moving that trackpoint.) */
3657 VikTrackpoint *tp = VIK_TRACKPOINT(vtl->current_tpl->data);
3658 VikTrack *current_tr = VIK_TRACK(g_hash_table_lookup(vtl->tracks, vtl->current_tp_track_name));
3659 gint x, y;
3660 g_assert ( current_tr );
3661
3662 vik_viewport_coord_to_screen ( vvp, &(tp->coord), &x, &y );
3663
3664 if ( current_tr->visible &&
3665 abs(x - event->x) < TRACKPOINT_SIZE_APPROX &&
3666 abs(y - event->y) < TRACKPOINT_SIZE_APPROX ) {
3667 marker_begin_move ( t, event->x, event->y );
3668 return TRUE;
3669 }
3670
3671 vtl->last_tpl = vtl->current_tpl;
3672 vtl->last_tp_track_name = vtl->current_tp_track_name;
3673 }
3674
3675 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_search_closest_tp, &params);
3676
3677 if ( params.closest_tp )
3678 {
3679 vtl->current_tpl = params.closest_tpl;
3680 vtl->current_tp_track_name = params.closest_track_name;
3681 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->tracks_iters, vtl->current_tp_track_name ) );
3682 trw_layer_tpwin_init ( vtl );
3683 vik_layer_emit_update ( VIK_LAYER(vtl) );
3684 return TRUE;
3685 }
3686
3687 /* these aren't the droids you're looking for */
3688 return FALSE;
3689}
3690
3691static gboolean tool_edit_trackpoint_move ( VikTrwLayer *vtl, GdkEventMotion *event, gpointer data )
3692{
3693 tool_ed_t *t = data;
3694 VikViewport *vvp = t->vvp;
3695
3696 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3697 return FALSE;
3698
3699 if ( t->holding )
3700 {
3701 VikCoord new_coord;
3702 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
3703
3704 /* snap to TP */
3705 if ( event->state & GDK_CONTROL_MASK )
3706 {
3707 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3708 if ( tp && tp != vtl->current_tpl->data )
3709 new_coord = tp->coord;
3710 }
3711 // VIK_TRACKPOINT(vtl->current_tpl->data)->coord = new_coord;
3712 {
3713 gint x, y;
3714 vik_viewport_coord_to_screen ( vvp, &new_coord, &x, &y );
3715 marker_moveto ( t, x, y );
3716 }
3717
3718 return TRUE;
3719 }
3720 return FALSE;
3721}
3722
3723static gboolean tool_edit_trackpoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3724{
3725 tool_ed_t *t = data;
3726 VikViewport *vvp = t->vvp;
3727
3728 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3729 return FALSE;
3730 if ( event->button != 1)
3731 return FALSE;
3732
3733 if ( t->holding ) {
3734 VikCoord new_coord;
3735 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
3736
3737 /* snap to TP */
3738 if ( event->state & GDK_CONTROL_MASK )
3739 {
3740 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3741 if ( tp && tp != vtl->current_tpl->data )
3742 new_coord = tp->coord;
3743 }
3744
3745 VIK_TRACKPOINT(vtl->current_tpl->data)->coord = new_coord;
3746
3747 marker_end_move ( t );
3748
3749 /* diff dist is diff from orig */
3750 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
3751 /* can't join with itself! */
3752 trw_layer_cancel_last_tp ( vtl );
3753
3754 vik_layer_emit_update ( VIK_LAYER(vtl) );
3755 return TRUE;
3756 }
3757 return FALSE;
3758}
3759
3760
3761/*** Magic Scissors ***/
3762static gpointer tool_magic_scissors_create ( VikWindow *vw, VikViewport *vvp)
3763{
3764 return vvp;
3765}
3766
3767static gboolean tool_magic_scissors_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3768{
3769 VikCoord tmp;
3770 if ( !vtl ) return FALSE;
3771 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &tmp );
3772 if ( event->button == 3 && vtl->magic_scissors_current_track ) {
3773 VikCoord *new_end;
3774 new_end = vik_track_cut_back_to_double_point ( vtl->magic_scissors_current_track );
3775 if ( new_end ) {
3776 vtl->magic_scissors_coord = *new_end;
3777 g_free ( new_end );
3778 vik_layer_emit_update ( VIK_LAYER(vtl) );
3779 /* remove last ' to:...' */
3780 if ( vtl->magic_scissors_current_track->comment ) {
3781 gchar *last_to = strrchr ( vtl->magic_scissors_current_track->comment, 't' );
3782 if ( last_to && (last_to - vtl->magic_scissors_current_track->comment > 1) ) {
3783 gchar *new_comment = g_strndup ( vtl->magic_scissors_current_track->comment,
3784 last_to - vtl->magic_scissors_current_track->comment - 1);
3785 vik_track_set_comment_no_copy ( vtl->magic_scissors_current_track, new_comment );
3786 }
3787 }
3788 }
3789 }
3790 else if ( vtl->magic_scissors_started || (event->state & GDK_CONTROL_MASK && vtl->magic_scissors_current_track) ) {
3791 struct LatLon start, end;
3792 gchar startlat[G_ASCII_DTOSTR_BUF_SIZE], startlon[G_ASCII_DTOSTR_BUF_SIZE];
3793 gchar endlat[G_ASCII_DTOSTR_BUF_SIZE], endlon[G_ASCII_DTOSTR_BUF_SIZE];
3794 gchar *url;
3795
3796 vik_coord_to_latlon ( &(vtl->magic_scissors_coord), &start );
3797 vik_coord_to_latlon ( &(tmp), &end );
3798 vtl->magic_scissors_coord = tmp; /* for continuations */
3799
3800 /* these are checked when adding a track from a file (vik_trw_layer_filein_add_track) */
3801 if ( event->state & GDK_CONTROL_MASK && vtl->magic_scissors_current_track ) {
3802 vtl->magic_scissors_append = TRUE; // merge tracks. keep started true.
3803 } else {
3804 vtl->magic_scissors_check_added_track = TRUE;
3805 vtl->magic_scissors_started = FALSE;
3806 }
3807
3808 url = g_strdup_printf(GOOGLE_DIRECTIONS_STRING,
3809 g_ascii_dtostr (startlat, G_ASCII_DTOSTR_BUF_SIZE, (gdouble) start.lat),
3810 g_ascii_dtostr (startlon, G_ASCII_DTOSTR_BUF_SIZE, (gdouble) start.lon),
3811 g_ascii_dtostr (endlat, G_ASCII_DTOSTR_BUF_SIZE, (gdouble) end.lat),
3812 g_ascii_dtostr (endlon, G_ASCII_DTOSTR_BUF_SIZE, (gdouble) end.lon));
3813 a_babel_convert_from_url ( vtl, url, "kml", NULL, NULL );
3814 g_free ( url );
3815
3816 /* see if anything was done -- a track was added or appended to */
3817 if ( vtl->magic_scissors_check_added_track && vtl->magic_scissors_added_track_name ) {
3818 VikTrack *tr;
3819
3820 tr = g_hash_table_lookup ( vtl->tracks, vtl->magic_scissors_added_track_name );
3821
3822 if ( tr )
3823 vik_track_set_comment_no_copy ( tr, g_strdup_printf("from: %f,%f to: %f,%f", start.lat, start.lon, end.lat, end.lon ) );
3824
3825 vtl->magic_scissors_current_track = tr;
3826
3827 g_free ( vtl->magic_scissors_added_track_name );
3828 vtl->magic_scissors_added_track_name = NULL;
3829 } else if ( vtl->magic_scissors_append == FALSE && vtl->magic_scissors_current_track ) {
3830 /* magic_scissors_append was originally TRUE but set to FALSE by filein_add_track */
3831 gchar *new_comment = g_strdup_printf("%s to: %f,%f", vtl->magic_scissors_current_track->comment, end.lat, end.lon );
3832 vik_track_set_comment_no_copy ( vtl->magic_scissors_current_track, new_comment );
3833 }
3834 vtl->magic_scissors_check_added_track = FALSE;
3835 vtl->magic_scissors_append = FALSE;
3836
3837 vik_layer_emit_update ( VIK_LAYER(vtl) );
3838 } else {
3839 vtl->magic_scissors_started = TRUE;
3840 vtl->magic_scissors_coord = tmp;
3841 vtl->magic_scissors_current_track = NULL;
3842 }
3843 return TRUE;
3844}
3845
3846/*** Show picture ****/
3847
3848static gpointer tool_show_picture_create ( VikWindow *vw, VikViewport *vvp)
3849{
3850 return vvp;
3851}
3852
3853/* Params are: vvp, event, last match found or NULL */
3854static void tool_show_picture_wp ( char *name, VikWaypoint *wp, gpointer params[2] )
3855{
3856 if ( wp->image && wp->visible )
3857 {
3858 gint x, y, slackx, slacky;
3859 GdkEventButton *event = (GdkEventButton *) params[1];
3860
3861 vik_viewport_coord_to_screen ( VIK_VIEWPORT(params[0]), &(wp->coord), &x, &y );
3862 slackx = wp->image_width / 2;
3863 slacky = wp->image_height / 2;
3864 if ( x <= event->x + slackx && x >= event->x - slackx
3865 && y <= event->y + slacky && y >= event->y - slacky )
3866 {
3867 params[2] = wp->image; /* we've found a match. however continue searching
3868 * since we want to find the last match -- that
3869 * is, the match that was drawn last. */
3870 }
3871 }
3872}
3873
3874static gboolean tool_show_picture_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3875{
3876 gpointer params[3] = { vvp, event, NULL };
3877 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3878 return FALSE;
3879 g_hash_table_foreach ( vtl->waypoints, (GHFunc) tool_show_picture_wp, params );
3880 if ( params[2] )
3881 {
3882 /* thanks to the Gaim people for showing me ShellExecute and g_spawn_command_line_async */
3883#ifdef WINDOWS
3884 ShellExecute(NULL, NULL, (char *) params[2], NULL, ".\\", 0);
3885#else /* WINDOWS */
3886 GError *err = NULL;
3887 gchar *quoted_file = g_shell_quote ( (gchar *) params[2] );
3888 gchar *cmd = g_strdup_printf ( "eog %s", quoted_file );
3889 g_free ( quoted_file );
3890 if ( ! g_spawn_command_line_async ( cmd, &err ) )
3891 {
3892 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(vtl), _("Could not launch eog to open file.") );
3893 g_error_free ( err );
3894 }
3895 g_free ( cmd );
3896#endif /* WINDOWS */
3897 return TRUE; /* found a match */
3898 }
3899 else
3900 return FALSE; /* go through other layers, searching for a match */
3901}
3902
3903/***************************************************************************
3904 ** End tool code
3905 ***************************************************************************/
3906
3907
3908
3909
3910
3911static void image_wp_make_list ( char *name, VikWaypoint *wp, GSList **pics )
3912{
3913 if ( wp->image && ( ! a_thumbnails_exists ( wp->image ) ) )
3914 *pics = g_slist_append ( *pics, (gpointer) g_strdup ( wp->image ) );
3915}
3916
3917static void create_thumbnails_thread ( GSList *pics, gpointer threaddata )
3918{
3919 guint total = g_slist_length(pics), done = 0;
3920 while ( pics )
3921 {
3922 a_thumbnails_create ( (gchar *) pics->data );
3923 a_background_thread_progress ( threaddata, ((gdouble) ++done) / total );
3924 pics = pics->next;
3925 }
3926}
3927
3928static void free_pics_slist ( GSList *pics )
3929{
3930 while ( pics )
3931 {
3932 g_free ( pics->data );
3933 pics = g_slist_delete_link ( pics, pics );
3934 }
3935}
3936
3937static void trw_layer_verify_thumbnails ( VikTrwLayer *vtl, GtkWidget *vp )
3938{
3939 if ( ! vtl->has_verified_thumbnails )
3940 {
3941 GSList *pics = NULL;
3942 g_hash_table_foreach ( vtl->waypoints, (GHFunc) image_wp_make_list, &pics );
3943 if ( pics )
3944 {
3945 gint len = g_slist_length ( pics );
3946 gchar *tmp = g_strdup_printf ( _("Creating %d Image Thumbnails..."), len );
3947 a_background_thread ( VIK_GTK_WINDOW_FROM_LAYER(vtl), tmp, (vik_thr_func) create_thumbnails_thread, pics, (vik_thr_free_func) free_pics_slist, NULL, len );
3948 g_free ( tmp );
3949 }
3950 }
3951}
3952
3953VikCoordMode vik_trw_layer_get_coord_mode ( VikTrwLayer *vtl )
3954{
3955 return vtl->coord_mode;
3956}
3957
3958
3959
3960static void waypoint_convert ( const gchar *name, VikWaypoint *wp, VikCoordMode *dest_mode )
3961{
3962 vik_coord_convert ( &(wp->coord), *dest_mode );
3963}
3964
3965static void track_convert ( const gchar *name, VikTrack *tr, VikCoordMode *dest_mode )
3966{
3967 vik_track_convert ( tr, *dest_mode );
3968}
3969
3970static void trw_layer_change_coord_mode ( VikTrwLayer *vtl, VikCoordMode dest_mode )
3971{
3972 if ( vtl->coord_mode != dest_mode )
3973 {
3974 vtl->coord_mode = dest_mode;
3975 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_convert, &dest_mode );
3976 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_convert, &dest_mode );
3977 }
3978}
3979
3980VikWaypoint *vik_trw_layer_get_waypoint ( VikTrwLayer *vtl, gchar *name )
3981{
3982 return g_hash_table_lookup ( vtl->waypoints, name );
3983}
3984
3985VikTrack *vik_trw_layer_get_track ( VikTrwLayer *vtl, const gchar *name )
3986{
3987 return g_hash_table_lookup ( vtl->tracks, name );
3988}
3989
3990static void vik_trw_layer_set_menu_selection(VikTrwLayer *vtl, guint16 selection)
3991{
3992 vtl->menu_selection = selection;
3993}
3994
3995static guint16 vik_trw_layer_get_menu_selection(VikTrwLayer *vtl)
3996{
3997 return(vtl->menu_selection);
3998}
3999
4000/* ----------- Downloading maps along tracks --------------- */
4001
4002static int get_download_area_width(VikViewport *vvp, gdouble zoom_level, struct LatLon *wh)
4003{
4004 /* TODO: calculating based on current size of viewport */
4005 const gdouble w_at_zoom_0_125 = 0.0013;
4006 const gdouble h_at_zoom_0_125 = 0.0011;
4007 gdouble zoom_factor = zoom_level/0.125;
4008
4009 wh->lat = h_at_zoom_0_125 * zoom_factor;
4010 wh->lon = w_at_zoom_0_125 * zoom_factor;
4011
4012 return 0; /* all OK */
4013}
4014
4015static VikCoord *get_next_coord(VikCoord *from, VikCoord *to, struct LatLon *dist, gdouble gradient)
4016{
4017 if ((dist->lon >= ABS(to->east_west - from->east_west)) &&
4018 (dist->lat >= ABS(to->north_south - from->north_south)))
4019 return NULL;
4020
4021 VikCoord *coord = g_malloc(sizeof(VikCoord));
4022 coord->mode = VIK_COORD_LATLON;
4023
4024 if (ABS(gradient) < 1) {
4025 if (from->east_west > to->east_west)
4026 coord->east_west = from->east_west - dist->lon;
4027 else
4028 coord->east_west = from->east_west + dist->lon;
4029 coord->north_south = gradient * (coord->east_west - from->east_west) + from->north_south;
4030 } else {
4031 if (from->north_south > to->north_south)
4032 coord->north_south = from->north_south - dist->lat;
4033 else
4034 coord->north_south = from->north_south + dist->lat;
4035 coord->east_west = (1/gradient) * (coord->north_south - from->north_south) + from->north_south;
4036 }
4037
4038 return coord;
4039}
4040
4041static GList *add_fillins(GList *list, VikCoord *from, VikCoord *to, struct LatLon *dist)
4042{
4043 /* TODO: handle virtical track (to->east_west - from->east_west == 0) */
4044 gdouble gradient = (to->north_south - from->north_south)/(to->east_west - from->east_west);
4045
4046 VikCoord *next = from;
4047 while (TRUE) {
4048 if ((next = get_next_coord(next, to, dist, gradient)) == NULL)
4049 break;
4050 list = g_list_prepend(list, next);
4051 }
4052
4053 return list;
4054}
4055
4056void vik_track_download_map(VikTrack *tr, VikMapsLayer *vml, VikViewport *vvp, gdouble zoom_level)
4057{
4058 typedef struct _Rect {
4059 VikCoord tl;
4060 VikCoord br;
4061 VikCoord center;
4062 } Rect;
4063#define GLRECT(iter) ((Rect *)((iter)->data))
4064
4065 struct LatLon wh;
4066 GList *rects_to_download = NULL;
4067 GList *rect_iter;
4068
4069 if (get_download_area_width(vvp, zoom_level, &wh))
4070 return;
4071
4072 GList *iter = tr->trackpoints;
4073 if (!iter)
4074 return;
4075
4076 gboolean new_map = TRUE;
4077 VikCoord *cur_coord, tl, br;
4078 Rect *rect;
4079 while (iter) {
4080 cur_coord = &(VIK_TRACKPOINT(iter->data))->coord;
4081 if (new_map) {
4082 vik_coord_set_area(cur_coord, &wh, &tl, &br);
4083 rect = g_malloc(sizeof(Rect));
4084 rect->tl = tl;
4085 rect->br = br;
4086 rect->center = *cur_coord;
4087 rects_to_download = g_list_prepend(rects_to_download, rect);
4088 new_map = FALSE;
4089 iter = iter->next;
4090 continue;
4091 }
4092 gboolean found = FALSE;
4093 for (rect_iter = rects_to_download; rect_iter; rect_iter = rect_iter->next) {
4094 if (vik_coord_inside(cur_coord, &GLRECT(rect_iter)->tl, &GLRECT(rect_iter)->br)) {
4095 found = TRUE;
4096 break;
4097 }
4098 }
4099 if (found)
4100 iter = iter->next;
4101 else
4102 new_map = TRUE;
4103 }
4104
4105 GList *fillins = NULL;
4106 /* 'fillin' doesn't work in UTM mode - potentially ending up in massive loop continually allocating memory - hence don't do it */
4107 /* seems that ATM the function get_next_coord works only for LATLON */
4108 if ( cur_coord->mode == VIK_COORD_LATLON ) {
4109 /* fill-ins for far apart points */
4110 GList *cur_rect, *next_rect;
4111 for (cur_rect = rects_to_download;
4112 (next_rect = cur_rect->next) != NULL;
4113 cur_rect = cur_rect->next) {
4114 if ((wh.lon < ABS(GLRECT(cur_rect)->center.east_west - GLRECT(next_rect)->center.east_west)) ||
4115 (wh.lat < ABS(GLRECT(cur_rect)->center.north_south - GLRECT(next_rect)->center.north_south))) {
4116 fillins = add_fillins(fillins, &GLRECT(cur_rect)->center, &GLRECT(next_rect)->center, &wh);
4117 }
4118 }
4119 } else
4120 g_message("%s: this feature works only in Mercator mode", __FUNCTION__);
4121
4122 if (fillins) {
4123 GList *iter = fillins;
4124 while (iter) {
4125 cur_coord = (VikCoord *)(iter->data);
4126 vik_coord_set_area(cur_coord, &wh, &tl, &br);
4127 rect = g_malloc(sizeof(Rect));
4128 rect->tl = tl;
4129 rect->br = br;
4130 rect->center = *cur_coord;
4131 rects_to_download = g_list_prepend(rects_to_download, rect);
4132 iter = iter->next;
4133 }
4134 }
4135
4136 for (rect_iter = rects_to_download; rect_iter; rect_iter = rect_iter->next) {
4137 maps_layer_download_section_without_redraw(vml, vvp, &(((Rect *)(rect_iter->data))->tl), &(((Rect *)(rect_iter->data))->br), zoom_level);
4138 }
4139
4140 if (fillins) {
4141 for (iter = fillins; iter; iter = iter->next)
4142 g_free(iter->data);
4143 g_list_free(fillins);
4144 }
4145 if (rects_to_download) {
4146 for (rect_iter = rects_to_download; rect_iter; rect_iter = rect_iter->next)
4147 g_free(rect_iter->data);
4148 g_list_free(rects_to_download);
4149 }
4150}
4151
4152static void trw_layer_download_map_along_track_cb(gpointer pass_along[6])
4153{
4154 VikMapsLayer *vml;
4155 gint selected_map, default_map;
4156 gchar *zoomlist[] = {"0.125", "0.25", "0.5", "1", "2", "4", "8", "16", "32", "64", "128", "256", "512", "1024", NULL };
4157 gdouble zoom_vals[] = {0.125, 0.25, 0.5, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024};
4158 gint selected_zoom, default_zoom;
4159 int i,j;
4160
4161
4162 VikTrwLayer *vtl = pass_along[0];
4163 VikLayersPanel *vlp = pass_along[1];
4164 VikTrack *tr = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
4165 VikViewport *vvp = vik_window_viewport((VikWindow *)(VIK_GTK_WINDOW_FROM_LAYER(vtl)));
4166
4167 GList *vmls = vik_layers_panel_get_all_layers_of_type(vlp, VIK_LAYER_MAPS);
4168 int num_maps = g_list_length(vmls);
4169
4170 if (!num_maps) {
4171 a_dialog_msg(VIK_GTK_WINDOW_FROM_LAYER(vtl), GTK_MESSAGE_ERROR, _("No map layer in use. Create one first"), NULL);
4172 return;
4173 }
4174
4175 gchar **map_names = g_malloc(1 + num_maps * sizeof(gpointer));
4176 VikMapsLayer **map_layers = g_malloc(1 + num_maps * sizeof(gpointer));
4177
4178 gchar **np = map_names;
4179 VikMapsLayer **lp = map_layers;
4180 for (i = 0; i < num_maps; i++) {
4181 gboolean dup = FALSE;
4182 vml = (VikMapsLayer *)(vmls->data);
4183 for (j = 0; j < i; j++) { /* no duplicate allowed */
4184 if (vik_maps_layer_get_map_type(vml) == vik_maps_layer_get_map_type(map_layers[j])) {
4185 dup = TRUE;
4186 break;
4187 }
4188 }
4189 if (!dup) {
4190 *lp++ = vml;
4191 *np++ = vik_maps_layer_get_map_label(vml);
4192 }
4193 vmls = vmls->next;
4194 }
4195 *lp = NULL;
4196 *np = NULL;
4197 num_maps = lp - map_layers;
4198
4199 for (default_map = 0; default_map < num_maps; default_map++) {
4200 /* TODO: check for parent layer's visibility */
4201 if (VIK_LAYER(map_layers[default_map])->visible)
4202 break;
4203 }
4204 default_map = (default_map == num_maps) ? 0 : default_map;
4205
4206 gdouble cur_zoom = vik_viewport_get_zoom(vvp);
4207 for (default_zoom = 0; default_zoom < sizeof(zoom_vals)/sizeof(gdouble); default_zoom++) {
4208 if (cur_zoom == zoom_vals[default_zoom])
4209 break;
4210 }
4211 default_zoom = (default_zoom == sizeof(zoom_vals)/sizeof(gdouble)) ? sizeof(zoom_vals)/sizeof(gdouble) - 1 : default_zoom;
4212
4213 if (!a_dialog_map_n_zoom(VIK_GTK_WINDOW_FROM_LAYER(vtl), map_names, default_map, zoomlist, default_zoom, &selected_map, &selected_zoom))
4214 goto done;
4215
4216 vik_track_download_map(tr, map_layers[selected_map], vvp, zoom_vals[selected_zoom]);
4217
4218done:
4219 for (i = 0; i < num_maps; i++)
4220 g_free(map_names[i]);
4221 g_free(map_names);
4222 g_free(map_layers);
4223
4224 g_list_free(vmls);
4225
4226}
4227
4228/**** lowest waypoint number calculation ***/
4229static gint highest_wp_number_name_to_number(const gchar *name) {
4230 if ( strlen(name) == 3 ) {
4231 int n = atoi(name);
4232 if ( n < 100 && name[0] != '0' )
4233 return -1;
4234 if ( n < 10 && name[0] != '0' )
4235 return -1;
4236 return n;
4237 }
4238 return -1;
4239}
4240
4241
4242static void highest_wp_number_reset(VikTrwLayer *vtl)
4243{
4244 vtl->highest_wp_number = -1;
4245}
4246
4247static void highest_wp_number_add_wp(VikTrwLayer *vtl, const gchar *new_wp_name)
4248{
4249 /* if is bigger that top, add it */
4250 gint new_wp_num = highest_wp_number_name_to_number(new_wp_name);
4251 if ( new_wp_num > vtl->highest_wp_number )
4252 vtl->highest_wp_number = new_wp_num;
4253}
4254
4255static void highest_wp_number_remove_wp(VikTrwLayer *vtl, const gchar *old_wp_name)
4256{
4257 /* if wasn't top, do nothing. if was top, count backwards until we find one used */
4258 gint old_wp_num = highest_wp_number_name_to_number(old_wp_name);
4259 if ( vtl->highest_wp_number == old_wp_num ) {
4260 gchar buf[4];
4261 vtl->highest_wp_number --;
4262
4263 g_snprintf(buf,4,"%03d", vtl->highest_wp_number );
4264 /* search down until we find something that *does* exist */
4265
4266 while ( vtl->highest_wp_number > 0 && ! g_hash_table_lookup ( vtl->waypoints, buf ) ) {
4267 vtl->highest_wp_number --;
4268 g_snprintf(buf,4,"%03d", vtl->highest_wp_number );
4269 }
4270 }
4271}
4272
4273/* get lowest unused number */
4274static gchar *highest_wp_number_get(VikTrwLayer *vtl)
4275{
4276 gchar buf[4];
4277 if ( vtl->highest_wp_number < 0 || vtl->highest_wp_number >= 999 )
4278 return NULL;
4279 g_snprintf(buf,4,"%03d", vtl->highest_wp_number+1 );
4280 return g_strdup(buf);
4281}
Viking GPS editor