]> git.street.me.uk Git - andy/viking.git/blame - src/viktrwlayer.c
projects / andy / viking.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Data sources core structure, google directions
[andy/viking.git] / src / viktrwlayer.c
CommitLineData
50a14534
EB		 1/*
2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
3 *
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22#define WAYPOINT_FONT "Sans 8"
23
24/* WARNING: If you go beyond this point, we are NOT responsible for any ill effects on your sanity */
25/* viktrwlayer.c -- 2200 lines can make a difference in the state of things */
26
27#include "viking.h"
28#include "viktrwlayer_pixmap.h"
29#include "viktrwlayer_tpwin.h"
30#include "viktrwlayer_propwin.h"
acaf7113 31#include "garminsymbols.h"
50a14534
EB		 32#include "thumbnails.h"
33#include "background.h"
911400b5 34#include "gpx.h"
50a14534
EB		 35
36#include <math.h>
37#include <string.h>
38#include <stdlib.h>
39#include <ctype.h>
40
41#define VIK_TRW_LAYER_TRACK_GC 13
42#define VIK_TRW_LAYER_TRACK_GC_RATES 10
43#define VIK_TRW_LAYER_TRACK_GC_MIN 0
44#define VIK_TRW_LAYER_TRACK_GC_MAX 11
45#define VIK_TRW_LAYER_TRACK_GC_BLACK 12
46
47#define DRAWMODE_BY_TRACK 0
48#define DRAWMODE_BY_VELOCITY 1
49#define DRAWMODE_ALL_BLACK 2
50
51#define POINTS 1
52#define LINES 2
53
54/* this is how it knows when you click if you are clicking close to a trackpoint. */
55#define TRACKPOINT_SIZE_APPROX 5
56#define WAYPOINT_SIZE_APPROX 5
57
b42a25ba
EB		 58#define MIN_STOP_LENGTH 15
59#define MAX_STOP_LENGTH 86400
60#define DRAW_ELEVATION_FACTOR 30 /* height of elevation plotting, sort of relative to zoom level ("mpp" that isn't mpp necessarily) */
61 /* this is multiplied by user-inputted value from 1-100. */
50a14534
EB		 62enum {
63VIK_TRW_LAYER_SUBLAYER_TRACKS,
64VIK_TRW_LAYER_SUBLAYER_WAYPOINTS,
65VIK_TRW_LAYER_SUBLAYER_TRACK,
66VIK_TRW_LAYER_SUBLAYER_WAYPOINT
67};
68
69enum { WP_SYMBOL_FILLED_SQUARE, WP_SYMBOL_SQUARE, WP_SYMBOL_CIRCLE, WP_SYMBOL_X, WP_NUM_SYMBOLS };
70
71struct _VikTrwLayer {
72 VikLayer vl;
73 GHashTable *tracks;
74 GHashTable *tracks_iters;
75 GHashTable *waypoints_iters;
76 GHashTable *waypoints;
77 GtkTreeIter waypoints_iter, tracks_iter;
78 gboolean tracks_visible, waypoints_visible;
79 guint8 drawmode;
80 guint8 drawpoints;
b42a25ba
EB		 81 guint8 drawelevation;
82 guint8 elevation_factor;
83 guint8 drawstops;
84 guint32 stop_length;
50a14534
EB		 85 guint8 drawlines;
86 guint8 line_thickness;
87 guint8 bg_line_thickness;
88
89 guint8 wp_symbol;
90 guint8 wp_size;
ea3933fc 91 gboolean wp_draw_symbols;
50a14534
EB		 92
93 gdouble velocity_min, velocity_max;
94 GArray *track_gc;
95 guint16 track_gc_iter;
96 GdkGC *track_bg_gc;
97 GdkGC *waypoint_gc;
98 GdkGC *waypoint_text_gc;
99 GdkGC *waypoint_bg_gc;
100 GdkFont *waypoint_font;
101 VikTrack *current_track;
102 guint16 ct_x1, ct_y1, ct_x2, ct_y2;
103
104 VikCoordMode coord_mode;
105
106 /* wp editing tool */
107 VikWaypoint *current_wp;
108 gchar *current_wp_name;
109 gboolean moving_wp;
110 gboolean waypoint_rightclick;
111
112 /* track editing tool */
113 GList *current_tpl;
114 gchar *current_tp_track_name;
115 VikTrwLayerTpwin *tpwin;
116
117 /* weird hack for joining tracks */
118 GList *last_tpl;
119 gchar *last_tp_track_name;
120
121 /* track editing tool -- more specifically, moving tps */
122 gboolean moving_tp;
123
124 gboolean drawlabels;
125 gboolean drawimages;
126 guint8 image_alpha;
127 GQueue *image_cache;
128 guint8 image_size;
129 guint16 image_cache_size;
130
131 /* for waypoint text */
132 PangoLayout *wplabellayout;
133
134 gboolean has_verified_thumbnails;
135
136 GtkMenu *wp_right_click_menu;
137
138};
139
140/* A caached waypoint image. */
141typedef struct {
142 GdkPixbuf *pixbuf;
143 gchar *image; /* filename */
144} CachedPixbuf;
145
146struct DrawingParams {
147 VikViewport *vp;
148 VikTrwLayer *vtl;
149 gdouble xmpp, ympp;
150 guint16 width, height;
151 const VikCoord *center;
152 gint track_gc_iter;
153 gboolean one_zone, lat_lon;
154 gdouble ce1, ce2, cn1, cn2;
155};
156
157static void trw_layer_find_maxmin_waypoints ( const gchar *name, const VikWaypoint *w, struct LatLon maxmin[2] );
158static void trw_layer_find_maxmin_tracks ( const gchar *name, GList **t, struct LatLon maxmin[2] );
159
160static void trw_layer_new_track_gcs ( VikTrwLayer *vtl, VikViewport *vp );
161static void trw_layer_free_track_gcs ( VikTrwLayer *vtl );
162
163static gint calculate_velocity ( VikTrwLayer *vtl, VikTrackpoint *tp1, VikTrackpoint *tp2 );
164static void trw_layer_draw_track_cb ( const gchar *name, VikTrack *track, struct DrawingParams *dp );
165static void trw_layer_draw_waypoint ( const gchar *name, VikWaypoint *wp, struct DrawingParams *dp );
166
167static void goto_coord ( VikLayersPanel *vlp, const VikCoord *coord );
168static void trw_layer_goto_track_startpoint ( gpointer pass_along[5] );
169static void trw_layer_goto_track_endpoint ( gpointer pass_along[6] );
111fa174
AF		 170static void trw_layer_merge_by_timestamp ( gpointer pass_along[6] );
171static void trw_layer_split_by_timestamp ( gpointer pass_along[6] );
50a14534
EB		 172static void trw_layer_centerize ( gpointer layer_and_vlp[2] );
173static void trw_layer_export ( gpointer layer_and_vlp[2], guint file_type );
174static void trw_layer_goto_wp ( gpointer layer_and_vlp[2] );
175static void trw_layer_new_wp ( gpointer lav[2] );
176
177/* pop-up items */
178static void trw_layer_properties_item ( gpointer pass_along[5] );
179static void trw_layer_goto_waypoint ( gpointer pass_along[5] );
180static void trw_layer_waypoint_gc_webpage ( gpointer pass_along[5] );
181
182static void trw_layer_realize_waypoint ( gchar *name, VikWaypoint *wp, gpointer pass_along[4] );
183static void trw_layer_realize_track ( gchar *name, VikTrack *track, gpointer pass_along[4] );
184static void init_drawing_params ( struct DrawingParams *dp, VikViewport *vp );
185
186static gboolean tool_new_waypoint ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
187static gboolean tool_new_track ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
188
189static VikTrwLayer *trw_layer_copy ( VikTrwLayer *vtl, gpointer vp );
911400b5
AF		 190static void trw_layer_marshall( VikTrwLayer *vtl, guint8 **data, gint *len );
191static VikTrwLayer *trw_layer_unmarshall( gpointer data, gint len, VikViewport *vvp );
192
50a14534
EB		 193static gboolean trw_layer_set_param ( VikTrwLayer *vtl, guint16 id, VikLayerParamData data, VikViewport *vp );
194static VikLayerParamData trw_layer_get_param ( VikTrwLayer *vtl, guint16 id );
195
ddc47a46
AF		 196static void trw_layer_copy_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer, guint8 **item, guint *len );
197static gboolean trw_layer_paste_item ( VikTrwLayer *vtl, gint subtype, guint8 *item, guint len );
50a14534 198static void trw_layer_free_copied_item ( gint subtype, gpointer item );
70a23263 199static void trw_layer_drag_drop_request ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path );
50a14534
EB		 200
201static void trw_layer_cancel_tps_of_track ( VikTrwLayer *vtl, const gchar *trk_name );
202static void trw_layer_cancel_last_tp ( VikTrwLayer *vtl );
203static void trw_layer_cancel_current_tp ( VikTrwLayer *vtl, gboolean destroy );
204static void trw_layer_tpwin_response ( VikTrwLayer *vtl, gint response );
205static void trw_layer_tpwin_init ( VikTrwLayer *vtl );
206static gboolean tool_edit_trackpoint ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
207static gboolean tool_edit_trackpoint_release ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
208static gboolean tool_show_picture ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
209
210static gboolean tool_edit_waypoint ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
211static gboolean tool_edit_waypoint_release ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
212
213static gboolean uppercase_exists_in_hash ( GHashTable *hash, const gchar *str );
214
215static void cached_pixbuf_free ( CachedPixbuf *cp );
216static gint cached_pixbuf_cmp ( CachedPixbuf *cp, const gchar *name );
217static void trw_layer_verify_thumbnails ( VikTrwLayer *vtl, GtkWidget *vp );
218
219static VikTrackpoint *closest_tp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y );
220static VikWaypoint *closest_wp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y );
221
222static void trw_layer_change_coord_mode ( VikTrwLayer *vtl, VikCoordMode dest_mode );
223
e890a6e6 224static gchar *get_new_unique_sublayer_name (VikTrwLayer *vtl, gint sublayer_type, const gchar *name);
ddc47a46
AF		 225static void waypoint_convert ( const gchar *name, VikWaypoint *wp, VikCoordMode *dest_mode );
226static void track_convert ( const gchar *name, VikTrack *tr, VikCoordMode *dest_mode );
e890a6e6 227
50a14534
EB		 228static VikToolInterface trw_layer_tools[] = {
229 { "Create Waypoint", (VikToolInterfaceFunc) tool_new_waypoint, NULL },
230 { "Create Track", (VikToolInterfaceFunc) tool_new_track, NULL },
231 { "Edit Waypoint", (VikToolInterfaceFunc) tool_edit_waypoint, (VikToolInterfaceFunc) tool_edit_waypoint_release },
232 { "Edit Trackpoint", (VikToolInterfaceFunc) tool_edit_trackpoint, (VikToolInterfaceFunc) tool_edit_trackpoint_release },
233 { "Show Picture", (VikToolInterfaceFunc) tool_show_picture, NULL },
234};
235
236
237/****** PARAMETERS ******/
238
239static gchar *params_groups[] = { "Waypoints", "Tracks", "Waypoint Images" };
240enum { GROUP_WAYPOINTS, GROUP_TRACKS, GROUP_IMAGES };
241
242static gchar *params_drawmodes[] = { "Draw by Track", "Draw by Velocity", "All Tracks Black", 0 };
243static gchar *params_wpsymbols[] = { "Filled Square", "Square", "Circle", "X", 0 };
244
b42a25ba 245
50a14534
EB		 246static VikLayerParamScale params_scales[] = {
247 /* min max step digits */
248 { 1, 10, 1, 0 }, /* line_thickness */
249 { 0.0, 99.0, 1, 2 }, /* velocity_min */
250 { 1.0, 100.0, 1.0, 2 }, /* velocity_max */
251 /* 5 * step == how much to turn */
252 { 16, 128, 3.2, 0 }, /* image_size */
253 { 0, 255, 5, 0 }, /* image alpha */
254 { 5, 500, 5, 0 }, /* image cache_size */
255 { 0, 8, 1, 0 }, /* image cache_size */
256 { 1, 64, 1, 0 }, /* wpsize */
b42a25ba
EB		 257 { MIN_STOP_LENGTH, MAX_STOP_LENGTH, 1, 0 }, /* stop_length */
258 { 1, 100, 1, 0 }, /* stop_length */
50a14534
EB		 259};
260
261VikLayerParam trw_layer_params[] = {
262 { "tracks_visible", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_NOT_IN_PROPERTIES },
263 { "waypoints_visible", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_NOT_IN_PROPERTIES },
264
265 { "drawmode", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Track Drawing Mode:", VIK_LAYER_WIDGET_RADIOGROUP, params_drawmodes },
266 { "drawlines", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Track Lines", VIK_LAYER_WIDGET_CHECKBUTTON },
267 { "drawpoints", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Trackpoints", VIK_LAYER_WIDGET_CHECKBUTTON },
b42a25ba
EB		 268 { "drawelevation", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Elevation", VIK_LAYER_WIDGET_CHECKBUTTON },
269 { "elevation_factor", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Draw Elevation Height %:", VIK_LAYER_WIDGET_HSCALE, params_scales + 9 },
270
271 { "drawstops", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Stops", VIK_LAYER_WIDGET_CHECKBUTTON },
272 { "stop_length", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Min Stop Length (seconds):", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 8 },
273
50a14534
EB		 274 { "line_thickness", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Track Thickness:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 0 },
275 { "bg_line_thickness", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Track BG Thickness:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 6 },
276 { "trackbgcolor", VIK_LAYER_PARAM_COLOR, GROUP_TRACKS, "Track Background Color", VIK_LAYER_WIDGET_COLOR, 0 },
277 { "velocity_min", VIK_LAYER_PARAM_DOUBLE, GROUP_TRACKS, "Min Track Velocity:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 1 },
278 { "velocity_max", VIK_LAYER_PARAM_DOUBLE, GROUP_TRACKS, "Max Track Velocity:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 2 },
279
280 { "drawlabels", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, "Draw Labels", VIK_LAYER_WIDGET_CHECKBUTTON },
281 { "wpcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, "Waypoint Color:", VIK_LAYER_WIDGET_COLOR, 0 },
282 { "wptextcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, "Waypoint Text:", VIK_LAYER_WIDGET_COLOR, 0 },
283 { "wpbgcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, "Background:", VIK_LAYER_WIDGET_COLOR, 0 },
284 { "wpbgand", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, "Fake BG Color Translucency:", VIK_LAYER_WIDGET_CHECKBUTTON, 0 },
ea3933fc 285 { "wpsymbol", VIK_LAYER_PARAM_UINT, GROUP_WAYPOINTS, "Waypoint marker:", VIK_LAYER_WIDGET_RADIOGROUP, params_wpsymbols },
50a14534 286 { "wpsize", VIK_LAYER_PARAM_UINT, GROUP_WAYPOINTS, "Waypoint size:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 7 },
ea3933fc 287 { "wpsyms", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, "Draw Waypoint Symbols:", VIK_LAYER_WIDGET_CHECKBUTTON },
50a14534
EB		 288
289 { "drawimages", VIK_LAYER_PARAM_BOOLEAN, GROUP_IMAGES, "Draw Waypoint Images", VIK_LAYER_WIDGET_CHECKBUTTON },
290 { "image_size", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, "Image Size (pixels):", VIK_LAYER_WIDGET_HSCALE, params_scales + 3 },
291 { "image_alpha", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, "Image Alpha:", VIK_LAYER_WIDGET_HSCALE, params_scales + 4 },
292 { "image_cache_size", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, "Image Memory Cache Size:", VIK_LAYER_WIDGET_HSCALE, params_scales + 5 },
293};
294
ea3933fc 295enum { 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 };
50a14534
EB		 296
297/****** END PARAMETERS ******/
298
299VikLayerInterface vik_trw_layer_interface = {
300 "TrackWaypoint",
301 &trwlayer_pixbuf,
302
303 trw_layer_tools,
304 sizeof(trw_layer_tools) / sizeof(VikToolInterface),
305
306 trw_layer_params,
307 NUM_PARAMS,
308 params_groups, /* params_groups */
309 sizeof(params_groups)/sizeof(params_groups[0]), /* number of groups */
310
311 (VikLayerFuncCreate) vik_trw_layer_create,
312 (VikLayerFuncRealize) vik_trw_layer_realize,
313 (VikLayerFuncPostRead) trw_layer_verify_thumbnails,
314 (VikLayerFuncFree) vik_trw_layer_free,
315
316 (VikLayerFuncProperties) NULL,
317 (VikLayerFuncDraw) vik_trw_layer_draw,
318 (VikLayerFuncChangeCoordMode) trw_layer_change_coord_mode,
319
320 (VikLayerFuncAddMenuItems) vik_trw_layer_add_menu_items,
321 (VikLayerFuncSublayerAddMenuItems) vik_trw_layer_sublayer_add_menu_items,
322
323 (VikLayerFuncSublayerRenameRequest) vik_trw_layer_sublayer_rename_request,
324 (VikLayerFuncSublayerToggleVisible) vik_trw_layer_sublayer_toggle_visible,
325
326 (VikLayerFuncCopy) trw_layer_copy,
911400b5
AF		 327 (VikLayerFuncMarshall) trw_layer_marshall,
328 (VikLayerFuncUnmarshall) trw_layer_unmarshall,
50a14534
EB		 329
330 (VikLayerFuncSetParam) trw_layer_set_param,
331 (VikLayerFuncGetParam) trw_layer_get_param,
332
333 (VikLayerFuncReadFileData) a_gpspoint_read_file,
334 (VikLayerFuncWriteFileData) a_gpspoint_write_file,
335
336 (VikLayerFuncCopyItem) trw_layer_copy_item,
337 (VikLayerFuncPasteItem) trw_layer_paste_item,
338 (VikLayerFuncFreeCopiedItem) trw_layer_free_copied_item,
70a23263
AF		 339
340 (VikLayerFuncDragDropRequest) trw_layer_drag_drop_request,
50a14534
EB		 341};
342
343/* for copy & paste (I think?) */
344typedef struct {
ddc47a46
AF		 345 guint len;
346 guint8 data[0];
347 // gchar *name;
348 // VikWaypoint *wp;
349} FlatItem;
50a14534
EB		 350
351GType vik_trw_layer_get_type ()
352{
353 static GType vtl_type = 0;
354
355 if (!vtl_type)
356 {
357 static const GTypeInfo vtl_info =
358 {
359 sizeof (VikTrwLayerClass),
360 NULL, /* base_init */
361 NULL, /* base_finalize */
362 NULL, /* class init */
363 NULL, /* class_finalize */
364 NULL, /* class_data */
365 sizeof (VikTrwLayer),
366 0,
367 NULL /* instance init */
368 };
369 vtl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikTrwLayer", &vtl_info, 0 );
370 }
371
372 return vtl_type;
373}
374
375
ddc47a46 376static void trw_layer_copy_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer, guint8 **item, guint *len )
50a14534 377{
ddc47a46
AF		 378 FlatItem *fi;
379 guint8 *id;
380 guint il;
381
382 if (!sublayer) {
383 *item = NULL;
384 return;
50a14534 385 }
ddc47a46
AF		 386
387 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
50a14534 388 {
ddc47a46
AF		 389 vik_waypoint_marshall ( g_hash_table_lookup ( vtl->waypoints, sublayer ), &id, &il );
390 } else {
391 vik_track_marshall ( g_hash_table_lookup ( vtl->tracks, sublayer ), &id, &il );
50a14534 392 }
ddc47a46
AF		 393
394 *len = sizeof(FlatItem) + strlen(sublayer) + 1 + il;
395 fi = g_malloc ( *len );
396 fi->len = strlen(sublayer) + 1;
397 memcpy(fi->data, sublayer, fi->len);
398 memcpy(fi->data + fi->len, id, il);
399 g_free(id);
400 *item = (guint8 *)fi;
50a14534
EB		 401}
402
ddc47a46 403static gboolean trw_layer_paste_item ( VikTrwLayer *vtl, gint subtype, guint8 *item, guint len )
50a14534 404{
ddc47a46
AF		 405 FlatItem *fi = (FlatItem *) item;
406
407 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT && fi )
50a14534 408 {
ddc47a46
AF		 409 VikWaypoint *w;
410 gchar *name;
411
412 name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, (gchar *)fi->data);
413 w = vik_waypoint_unmarshall(fi->data + fi->len, len - sizeof(*fi) - fi->len);
414 vik_trw_layer_add_waypoint ( vtl, name, w );
415 waypoint_convert(name, w, &vtl->coord_mode);
50a14534
EB		 416 return TRUE;
417 }
ddc47a46 418 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK && fi )
50a14534 419 {
ddc47a46
AF		 420 VikTrack *t;
421 gchar *name;
422 name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_TRACK, (gchar *)fi->data);
423 t = vik_track_unmarshall(fi->data + fi->len, len - sizeof(*fi) - fi->len);
424 vik_trw_layer_add_track ( vtl, name, t );
425 track_convert(name, t, &vtl->coord_mode);
50a14534
EB		 426 return TRUE;
427 }
428 return FALSE;
429}
430
431static void trw_layer_free_copied_item ( gint subtype, gpointer item )
432{
ddc47a46
AF		 433 if (item) {
434 g_free(item);
50a14534
EB		 435 }
436}
437
438static void waypoint_copy ( const gchar *name, VikWaypoint *wp, GHashTable *dest )
439{
440 g_hash_table_insert ( dest, g_strdup(name), vik_waypoint_copy(wp) );
441}
442
443static gboolean trw_layer_set_param ( VikTrwLayer *vtl, guint16 id, VikLayerParamData data, VikViewport *vp )
444{
445 switch ( id )
446 {
447 case PARAM_TV: vtl->tracks_visible = data.b; break;
448 case PARAM_WV: vtl->waypoints_visible = data.b; break;
449 case PARAM_DM: vtl->drawmode = data.u; break;
450 case PARAM_DP: vtl->drawpoints = data.b; break;
b42a25ba
EB		 451 case PARAM_DE: vtl->drawelevation = data.b; break;
452 case PARAM_DS: vtl->drawstops = data.b; break;
50a14534 453 case PARAM_DL: vtl->drawlines = data.b; break;
b42a25ba
EB		 454 case PARAM_SL: if ( data.u >= MIN_STOP_LENGTH && data.u <= MAX_STOP_LENGTH )
455 vtl->stop_length = data.u;
456 break;
457 case PARAM_EF: if ( data.u >= 1 && data.u <= 100 )
458 vtl->elevation_factor = data.u;
459 break;
50a14534
EB		 460 case PARAM_LT: if ( data.u > 0 && data.u < 15 && data.u != vtl->line_thickness )
461 {
462 vtl->line_thickness = data.u;
463 trw_layer_new_track_gcs ( vtl, vp );
464 }
465 break;
466 case PARAM_BLT: if ( data.u > 0 && data.u <= 8 && data.u != vtl->bg_line_thickness )
467 {
468 vtl->bg_line_thickness = data.u;
469 trw_layer_new_track_gcs ( vtl, vp );
470 }
471 break;
472 case PARAM_VMIN: vtl->velocity_min = data.d; break;
473 case PARAM_VMAX: vtl->velocity_max = data.d; break;
474 case PARAM_TBGC: gdk_gc_set_rgb_fg_color(vtl->track_bg_gc, &(data.c)); break;
475 case PARAM_DLA: vtl->drawlabels = data.b; break;
476 case PARAM_DI: vtl->drawimages = data.b; break;
477 case PARAM_IS: if ( data.u != vtl->image_size )
478 {
479 vtl->image_size = data.u;
480 g_list_foreach ( vtl->image_cache->head, (GFunc) cached_pixbuf_free, NULL );
481 g_queue_free ( vtl->image_cache );
482 vtl->image_cache = g_queue_new ();
483 }
484 break;
485 case PARAM_IA: vtl->image_alpha = data.u; break;
486 case PARAM_ICS: vtl->image_cache_size = data.u;
487 while ( vtl->image_cache->length > vtl->image_cache_size ) /* if shrinking cache_size, free pixbuf ASAP */
488 cached_pixbuf_free ( g_queue_pop_tail ( vtl->image_cache ) );
489 break;
490 case PARAM_WPC: gdk_gc_set_rgb_fg_color(vtl->waypoint_gc, &(data.c)); break;
491 case PARAM_WPTC: gdk_gc_set_rgb_fg_color(vtl->waypoint_text_gc, &(data.c)); break;
492 case PARAM_WPBC: gdk_gc_set_rgb_fg_color(vtl->waypoint_bg_gc, &(data.c)); break;
493 case PARAM_WPBA: gdk_gc_set_function(vtl->waypoint_bg_gc, data.b ? GDK_AND : GDK_COPY ); break;
494 case PARAM_WPSYM: if ( data.u < WP_NUM_SYMBOLS ) vtl->wp_symbol = data.u; break;
495 case PARAM_WPSIZE: if ( data.u > 0 && data.u <= 64 ) vtl->wp_size = data.u; break;
ea3933fc 496 case PARAM_WPSYMS: vtl->wp_draw_symbols = data.b; break;
50a14534
EB		 497 }
498 return TRUE;
499}
500
501static VikLayerParamData trw_layer_get_param ( VikTrwLayer *vtl, guint16 id )
502{
503 VikLayerParamData rv;
504 switch ( id )
505 {
506 case PARAM_TV: rv.b = vtl->tracks_visible; break;
507 case PARAM_WV: rv.b = vtl->waypoints_visible; break;
508 case PARAM_DM: rv.u = vtl->drawmode; break;
509 case PARAM_DP: rv.b = vtl->drawpoints; break;
b42a25ba
EB		 510 case PARAM_DE: rv.b = vtl->drawelevation; break;
511 case PARAM_EF: rv.u = vtl->elevation_factor; break;
512 case PARAM_DS: rv.b = vtl->drawstops; break;
513 case PARAM_SL: rv.u = vtl->stop_length; break;
50a14534
EB		 514 case PARAM_DL: rv.b = vtl->drawlines; break;
515 case PARAM_LT: rv.u = vtl->line_thickness; break;
516 case PARAM_BLT: rv.u = vtl->bg_line_thickness; break;
517 case PARAM_VMIN: rv.d = vtl->velocity_min; break;
518 case PARAM_VMAX: rv.d = vtl->velocity_max; break;
519 case PARAM_DLA: rv.b = vtl->drawlabels; break;
520 case PARAM_DI: rv.b = vtl->drawimages; break;
521 case PARAM_TBGC: vik_gc_get_fg_color(vtl->track_bg_gc, &(rv.c)); break;
522 case PARAM_IS: rv.u = vtl->image_size; break;
523 case PARAM_IA: rv.u = vtl->image_alpha; break;
524 case PARAM_ICS: rv.u = vtl->image_cache_size; break;
525 case PARAM_WPC: vik_gc_get_fg_color(vtl->waypoint_gc, &(rv.c)); break;
526 case PARAM_WPTC: vik_gc_get_fg_color(vtl->waypoint_text_gc, &(rv.c)); break;
527 case PARAM_WPBC: vik_gc_get_fg_color(vtl->waypoint_bg_gc, &(rv.c)); break;
528 case PARAM_WPBA: rv.b = (vik_gc_get_function(vtl->waypoint_bg_gc)==GDK_AND); break;
529 case PARAM_WPSYM: rv.u = vtl->wp_symbol; break;
530 case PARAM_WPSIZE: rv.u = vtl->wp_size; break;
ea3933fc 531 case PARAM_WPSYMS: rv.b = vtl->wp_draw_symbols; break;
50a14534
EB		 532 }
533 return rv;
534}
535
536static void track_copy ( const gchar *name, VikTrack *tr, GHashTable *dest )
537{
538 g_hash_table_insert ( dest, g_strdup ( name ), vik_track_copy(tr) );
539}
540
911400b5
AF		 541static void trw_layer_marshall( VikTrwLayer *vtl, guint8 **data, gint *len )
542{
543 guint8 *pd, *dd;
544 gint pl, dl;
545 gchar *tmpname;
546 FILE *f;
547
548 *data = NULL;
549
550 if ((f = fdopen(g_file_open_tmp (NULL, &tmpname, NULL), "r+"))) {
551 a_gpx_write_file(vtl, f);
552 vik_layer_marshall_params(VIK_LAYER(vtl), &pd, &pl);
553 fclose(f);
554 g_file_get_contents(tmpname, (void *)&dd, &dl, NULL);
555 *len = sizeof(pl) + pl + dl;
556 *data = g_malloc(*len);
557 memcpy(*data, &pl, sizeof(pl));
558 memcpy(*data + sizeof(pl), pd, pl);
559 memcpy(*data + sizeof(pl) + pl, dd, dl);
560
561 g_free(pd);
562 g_free(dd);
563 remove(tmpname);
564 g_free(tmpname);
565 }
566}
567
568static VikTrwLayer *trw_layer_unmarshall( gpointer data, gint len, VikViewport *vvp )
569{
570 VikTrwLayer *rv = VIK_TRW_LAYER(vik_layer_create ( VIK_LAYER_TRW, vvp, NULL, FALSE ));
571 guint pl;
572 gchar *tmpname;
573 FILE *f;
574
575
576 memcpy(&pl, data, sizeof(pl));
577 data += sizeof(pl);
578 vik_layer_unmarshall_params ( VIK_LAYER(rv), data, pl, vvp );
579 data += pl;
580
581 if (!(f = fdopen(g_file_open_tmp (NULL, &tmpname, NULL), "r+"))) {
582 g_critical("couldn't open temp file\n");
583 exit(1);
584 }
585 fwrite(data, len - pl - sizeof(pl), 1, f);
586 rewind(f);
587 a_gpx_read_file(rv, f);
588 fclose(f);
589 remove(tmpname);
590 g_free(tmpname);
591 return rv;
592}
593
50a14534
EB		 594static VikTrwLayer *trw_layer_copy ( VikTrwLayer *vtl, gpointer vp )
595{
596 VikTrwLayer *rv = vik_trw_layer_new ( vtl->drawmode );
597 PangoFontDescription *pfd;
598 rv->wplabellayout = gtk_widget_create_pango_layout (GTK_WIDGET(vp), NULL);
599 pfd = pango_font_description_from_string (WAYPOINT_FONT);
600 pango_layout_set_font_description (rv->wplabellayout, pfd);
601 /* freeing PangoFontDescription, cause it has been copied by prev. call */
602 pango_font_description_free (pfd);
603
604 rv->tracks_visible = vtl->tracks_visible;
605 rv->waypoints_visible = vtl->waypoints_visible;
606 rv->drawpoints = vtl->drawpoints;
b42a25ba
EB		 607 rv->drawstops = vtl->drawstops;
608 rv->drawelevation = vtl->drawelevation;
609 rv->elevation_factor = vtl->elevation_factor;
50a14534 610 rv->drawlines = vtl->drawlines;
b42a25ba 611 rv->stop_length = vtl->stop_length;
50a14534
EB		 612 rv->line_thickness = vtl->line_thickness;
613 rv->bg_line_thickness = vtl->bg_line_thickness;
614 rv->velocity_min = vtl->velocity_min;
615 rv->velocity_max = vtl->velocity_max;
616 rv->drawlabels = vtl->drawlabels;
617 rv->drawimages = vtl->drawimages;
618 rv->image_size = vtl->image_size;
619 rv->image_alpha = vtl->image_alpha;
620 rv->image_cache_size = vtl->image_cache_size;
621 rv->has_verified_thumbnails = TRUE;
622 rv->coord_mode = vtl->coord_mode;
623 rv->wp_symbol = vtl->wp_symbol;
624 rv->wp_size = vtl->wp_size;
ea3933fc 625 rv->wp_draw_symbols = vtl->wp_draw_symbols;
50a14534
EB		 626
627 trw_layer_new_track_gcs ( rv, VIK_VIEWPORT(vp) );
628
629 rv->waypoint_gc = gdk_gc_new ( GTK_WIDGET(vp)->window );
630 gdk_gc_set_line_attributes ( rv->waypoint_gc, 2, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
631
632 rv->waypoint_text_gc = gdk_gc_new ( GTK_WIDGET(vp)->window );
633 rv->waypoint_bg_gc = gdk_gc_new ( GTK_WIDGET(vp)->window );
634 gdk_gc_copy ( rv->waypoint_gc, vtl->waypoint_gc );
635 gdk_gc_copy ( rv->waypoint_text_gc, vtl->waypoint_text_gc );
636 gdk_gc_copy ( rv->waypoint_bg_gc, vtl->waypoint_bg_gc );
637
638 rv->waypoint_font = gdk_font_load ( "-*-helvetica-bold-r-normal-*-*-100-*-*-p-*-iso8859-1" );
639
640 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_copy, rv->waypoints );
641 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_copy, rv->tracks );
642
643 return rv;
644}
645
646VikTrwLayer *vik_trw_layer_new ( gint drawmode )
647{
648 VikTrwLayer *rv = VIK_TRW_LAYER ( g_object_new ( VIK_TRW_LAYER_TYPE, NULL ) );
649 vik_layer_init ( VIK_LAYER(rv), VIK_LAYER_TRW );
650
651 rv->waypoints = g_hash_table_new_full ( g_str_hash, g_str_equal, g_free, (GDestroyNotify) vik_waypoint_free );
652 rv->tracks = g_hash_table_new_full ( g_str_hash, g_str_equal, g_free, (GDestroyNotify) vik_track_free );
653 rv->tracks_iters = g_hash_table_new_full ( g_str_hash, g_str_equal, NULL, g_free );
654 rv->waypoints_iters = g_hash_table_new_full ( g_str_hash, g_str_equal, NULL, g_free );
655
656 /* TODO: constants at top */
657 rv->waypoints_visible = rv->tracks_visible = TRUE;
658 rv->drawmode = drawmode;
659 rv->drawpoints = TRUE;
b42a25ba
EB		 660 rv->drawstops = FALSE;
661 rv->drawelevation = FALSE;
662 rv->elevation_factor = 30;
663 rv->stop_length = 60;
50a14534
EB		 664 rv->drawlines = TRUE;
665 rv->wplabellayout = NULL;
666 rv->wp_right_click_menu = NULL;
667 rv->waypoint_gc = NULL;
668 rv->waypoint_text_gc = NULL;
669 rv->waypoint_bg_gc = NULL;
670 rv->track_gc = NULL;
671 rv->velocity_max = 5.0;
672 rv->velocity_min = 0.0;
673 rv->line_thickness = 1;
b42a25ba 674 rv->bg_line_thickness = 0;
50a14534
EB		 675 rv->current_wp = NULL;
676 rv->current_wp_name = NULL;
677 rv->current_track = NULL;
678 rv->current_tpl = NULL;
679 rv->current_tp_track_name = NULL;
680 rv->moving_tp = FALSE;
681 rv->moving_wp = FALSE;
682 rv->waypoint_rightclick = FALSE;
683 rv->last_tpl = NULL;
684 rv->last_tp_track_name = NULL;
685 rv->tpwin = NULL;
686 rv->image_cache = g_queue_new();
687 rv->image_size = 64;
688 rv->image_alpha = 255;
689 rv->image_cache_size = 300;
690 rv->drawimages = TRUE;
691 rv->drawlabels = TRUE;
692 return rv;
693}
694
695
696void vik_trw_layer_free ( VikTrwLayer *trwlayer )
697{
698 g_hash_table_destroy(trwlayer->waypoints);
699 g_hash_table_destroy(trwlayer->tracks);
700
701 /* ODC: replace with GArray */
702 trw_layer_free_track_gcs ( trwlayer );
703
704 if ( trwlayer->wp_right_click_menu )
705 gtk_object_sink ( GTK_OBJECT(trwlayer->wp_right_click_menu) );
706
707 if ( trwlayer->wplabellayout != NULL)
708 g_object_unref ( G_OBJECT ( trwlayer->wplabellayout ) );
709
710 if ( trwlayer->waypoint_gc != NULL )
711 g_object_unref ( G_OBJECT ( trwlayer->waypoint_gc ) );
712
713 if ( trwlayer->waypoint_text_gc != NULL )
714 g_object_unref ( G_OBJECT ( trwlayer->waypoint_text_gc ) );
715
716 if ( trwlayer->waypoint_bg_gc != NULL )
717 g_object_unref ( G_OBJECT ( trwlayer->waypoint_bg_gc ) );
718
719 if ( trwlayer->waypoint_font != NULL )
720 gdk_font_unref ( trwlayer->waypoint_font );
721
722 if ( trwlayer->tpwin != NULL )
723 gtk_widget_destroy ( GTK_WIDGET(trwlayer->tpwin) );
724
725 g_list_foreach ( trwlayer->image_cache->head, (GFunc) cached_pixbuf_free, NULL );
726 g_queue_free ( trwlayer->image_cache );
727}
728
729static void init_drawing_params ( struct DrawingParams *dp, VikViewport *vp )
730{
731 dp->vp = vp;
732 dp->xmpp = vik_viewport_get_xmpp ( vp );
733 dp->ympp = vik_viewport_get_ympp ( vp );
734 dp->width = vik_viewport_get_width ( vp );
735 dp->height = vik_viewport_get_height ( vp );
736 dp->center = vik_viewport_get_center ( vp );
737 dp->one_zone = vik_viewport_is_one_zone ( vp ); /* false if some other projection besides UTM */
738 dp->lat_lon = vik_viewport_get_coord_mode ( vp ) == VIK_COORD_LATLON;
739
740 if ( dp->one_zone )
741 {
742 gint w2, h2;
743 w2 = dp->xmpp * (dp->width / 2) + 1600 / dp->xmpp;
744 h2 = dp->ympp * (dp->height / 2) + 1600 / dp->ympp;
745 /* leniency -- for tracks. Obviously for waypoints this SHOULD be a lot smaller */
746
747 dp->ce1 = dp->center->east_west-w2;
748 dp->ce2 = dp->center->east_west+w2;
749 dp->cn1 = dp->center->north_south-h2;
750 dp->cn2 = dp->center->north_south+h2;
751 } else if ( dp->lat_lon ) {
752 VikCoord upperleft, bottomright;
753 /* quick & dirty calculation; really want to check all corners due to lat/lon smaller at top in northern hemisphere */
754 /* this also DOESN'T WORK if you are crossing 180/-180 lon. I don't plan to in the near future... */
755 vik_viewport_screen_to_coord ( vp, -500, -500, &upperleft );
756 vik_viewport_screen_to_coord ( vp, dp->width+500, dp->height+500, &bottomright );
757 dp->ce1 = upperleft.east_west;
758 dp->ce2 = bottomright.east_west;
759 dp->cn1 = bottomright.north_south;
760 dp->cn2 = upperleft.north_south;
761 }
762
763 dp->track_gc_iter = 0;
764}
765
766static gint calculate_velocity ( VikTrwLayer *vtl, VikTrackpoint *tp1, VikTrackpoint *tp2 )
767{
768 static gdouble rv = 0;
769 if ( tp1->has_timestamp && tp2->has_timestamp )
770 {
771 rv = ( vik_coord_diff ( &(tp1->coord), &(tp2->coord) )
772 / (tp1->timestamp - tp2->timestamp) ) - vtl->velocity_min;
773
774 if ( rv < 0 )
775 return VIK_TRW_LAYER_TRACK_GC_MIN;
776 else if ( vtl->velocity_min >= vtl->velocity_max )
777 return VIK_TRW_LAYER_TRACK_GC_MAX;
778
779 rv *= (VIK_TRW_LAYER_TRACK_GC_RATES / (vtl->velocity_max - vtl->velocity_min));
780
781 if ( rv >= VIK_TRW_LAYER_TRACK_GC_MAX )
782 return VIK_TRW_LAYER_TRACK_GC_MAX;
783 return (gint) rv;
784 }
785 else
786 return VIK_TRW_LAYER_TRACK_GC_BLACK;
787}
788
789void draw_utm_skip_insignia ( VikViewport *vvp, GdkGC *gc, gint x, gint y )
790{
791 vik_viewport_draw_line ( vvp, gc, x+5, y, x-5, y );
792 vik_viewport_draw_line ( vvp, gc, x, y+5, x, y-5 );
793 vik_viewport_draw_line ( vvp, gc, x+5, y+5, x-5, y-5 );
794 vik_viewport_draw_line ( vvp, gc, x+5, y-5, x-5, y+5 );
795}
796
797static void trw_layer_draw_track ( const gchar *name, VikTrack *track, struct DrawingParams *dp, gboolean drawing_white_background )
798{
799 /* TODO: this function is a mess, get rid of any redundancy */
800 GList *list = track->trackpoints;
801 gboolean useoldvals = TRUE;
802
803 gboolean drawpoints;
b42a25ba
EB		 804 gboolean drawstops;
805 gboolean drawelevation;
806 gdouble min_alt, max_alt, alt_diff;
50a14534
EB		 807
808 const guint8 tp_size_reg = 2;
809 const guint8 tp_size_cur = 4;
810 guint8 tp_size;
811
b42a25ba
EB		 812 if ( dp->vtl->drawelevation )
813 {
814 /* assume if it has elevation at the beginning, it has it throughout. not ness a true good assumption */
815 if ( ( drawelevation = vik_track_get_minmax_alt ( track, &min_alt, &max_alt ) ) )
816 alt_diff = max_alt - min_alt;
817 }
818
50a14534
EB		 819 if ( ! track->visible )
820 return;
821
822 /* admittedly this is not an efficient way to do it because we go through the whole GC thing all over... */
823 if ( dp->vtl->bg_line_thickness && !drawing_white_background )
824 trw_layer_draw_track ( name, track, dp, TRUE );
825
826 if ( drawing_white_background )
b42a25ba
EB		 827 drawpoints = drawstops = FALSE;
828 else {
50a14534 829 drawpoints = dp->vtl->drawpoints;
b42a25ba
EB		 830 drawstops = dp->vtl->drawstops;
831 }
50a14534
EB		 832
833 if (list) {
834 int x, y, oldx, oldy;
835 VikTrackpoint *tp = VIK_TRACKPOINT(list->data);
836
837 tp_size = (list == dp->vtl->current_tpl) ? tp_size_cur : tp_size_reg;
838
839 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
840
841 if ( (drawpoints) && dp->track_gc_iter < VIK_TRW_LAYER_TRACK_GC )
842 {
843 GdkPoint trian[3] = { { x, y-(3*tp_size) }, { x-(2*tp_size), y+(2*tp_size) }, {x+(2*tp_size), y+(2*tp_size)} };
844 vik_viewport_draw_polygon ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), TRUE, trian, 3 );
845 }
846
847 oldx = x;
848 oldy = y;
849
850 if ( dp->vtl->drawmode == DRAWMODE_ALL_BLACK )
851 dp->track_gc_iter = VIK_TRW_LAYER_TRACK_GC_MAX + 1;
852
853 while ((list = g_list_next(list)))
854 {
855 tp = VIK_TRACKPOINT(list->data);
856 tp_size = (list == dp->vtl->current_tpl) ? tp_size_cur : tp_size_reg;
857
858 /* check some stuff -- but only if we're in UTM and there's only ONE ZONE; or lat lon */
859 if ( (!dp->one_zone && !dp->lat_lon) || /* UTM & zones; do everything */
860 ( ((!dp->one_zone) || tp->coord.utm_zone == dp->center->utm_zone) && /* only check zones if UTM & one_zone */
861 tp->coord.east_west < dp->ce2 && tp->coord.east_west > dp->ce1 && /* both UTM and lat lon */
862 tp->coord.north_south > dp->cn1 && tp->coord.north_south < dp->cn2 ) )
863 {
864 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
865
866 if ( drawpoints && ! drawing_white_background )
867 {
868 if ( list->next ) {
869 vik_viewport_draw_rectangle ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), TRUE, x-tp_size, y-tp_size, 2*tp_size, 2*tp_size );
870
734652bf
EB		 871 vik_viewport_draw_rectangle ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), TRUE, x-tp_size, y-tp_size, 2*tp_size, 2*tp_size );
872
50a14534 873 /* stops */
b42a25ba 874 if ( drawstops && VIK_TRACKPOINT(list->next->data)->timestamp - VIK_TRACKPOINT(list->data)->timestamp > dp->vtl->stop_length )
50a14534
EB		 875 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 );
876 }
877 else
878 vik_viewport_draw_arc ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), TRUE, x-(2*tp_size), y-(2*tp_size), 4*tp_size, 4*tp_size, 0, 360*64 );
879 }
880
881 if ((!tp->newsegment) && (dp->vtl->drawlines))
882 {
883 VikTrackpoint *tp2 = VIK_TRACKPOINT(list->prev->data);
884
885 /* UTM only: zone check */
886 if ( drawpoints && dp->vtl->coord_mode == VIK_COORD_UTM && tp->coord.utm_zone != dp->center->utm_zone )
887 draw_utm_skip_insignia ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), x, y);
888
889 if ( dp->vtl->drawmode == DRAWMODE_BY_VELOCITY )
890 dp->track_gc_iter = calculate_velocity ( dp->vtl, tp, tp2 );
891
892 if (!useoldvals)
893 vik_viewport_coord_to_screen ( dp->vp, &(tp2->coord), &oldx, &oldy );
894
8c4f1350 895 if ( drawing_white_background ) {
50a14534 896 vik_viewport_draw_line ( dp->vp, dp->vtl->track_bg_gc, oldx, oldy, x, y);
8c4f1350
EB		 897 }
898 else {
8c4f1350 899
50a14534 900 vik_viewport_draw_line ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), oldx, oldy, x, y);
b42a25ba
EB		 901 if ( dp->vtl->drawelevation && list && list->next && VIK_TRACKPOINT(list->next->data)->altitude != VIK_DEFAULT_ALTITUDE ) {
902 GdkPoint tmp[4];
903 #define FIXALTITUDE(what) ((VIK_TRACKPOINT((what))->altitude-min_alt)/alt_diff*DRAW_ELEVATION_FACTOR*dp->vtl->elevation_factor/dp->xmpp)
904 if ( list && list->next && VIK_TRACKPOINT(list->next->data)->altitude != VIK_DEFAULT_ALTITUDE ) {
905 tmp[0].x = oldx;
906 tmp[0].y = oldy;
907 tmp[1].x = oldx;
908 tmp[1].y = oldy-FIXALTITUDE(list->data);
909 tmp[2].x = x;
910 tmp[2].y = y-FIXALTITUDE(list->next->data);
911 tmp[3].x = x;
912 tmp[3].y = y;
913
914 GdkGC *tmp_gc;
915 if ( ((oldx - x) > 0 && (oldy - y) > 0) || ((oldx - x) < 0 && (oldy - y) < 0))
916 tmp_gc = GTK_WIDGET(dp->vp)->style->light_gc[3];
917 else
918 tmp_gc = GTK_WIDGET(dp->vp)->style->dark_gc[0];
919 vik_viewport_draw_polygon ( dp->vp, tmp_gc, TRUE, tmp, 4);
920 }
8c4f1350
EB		 921 vik_viewport_draw_line ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), oldx, oldy-FIXALTITUDE(list->data), x, y-FIXALTITUDE(list->next->data));
922 }
923 }
50a14534
EB		 924 }
925
926 oldx = x;
927 oldy = y;
928 useoldvals = TRUE;
929 }
930 else {
931 if (useoldvals && dp->vtl->drawlines && (!tp->newsegment))
932 {
933 VikTrackpoint *tp2 = VIK_TRACKPOINT(list->prev->data);
934 if ( dp->vtl->coord_mode != VIK_COORD_UTM || tp->coord.utm_zone == dp->center->utm_zone )
935 {
936 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
937 if ( dp->vtl->drawmode == DRAWMODE_BY_VELOCITY )
938 dp->track_gc_iter = calculate_velocity ( dp->vtl, tp, tp2 );
939
940 if ( drawing_white_background )
941 vik_viewport_draw_line ( dp->vp, dp->vtl->track_bg_gc, oldx, oldy, x, y);
942 else
943 vik_viewport_draw_line ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), oldx, oldy, x, y);
944 }
945 else
946 {
947 vik_viewport_coord_to_screen ( dp->vp, &(tp2->coord), &x, &y );
948 draw_utm_skip_insignia ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), x, y );
949 }
950 }
951 useoldvals = FALSE;
952 }
953 }
954 }
955 if ( dp->vtl->drawmode == DRAWMODE_BY_TRACK )
956 if ( ++(dp->track_gc_iter) >= VIK_TRW_LAYER_TRACK_GC )
957 dp->track_gc_iter = 0;
958}
959
960/* the only reason this exists is so that trw_layer_draw_track can first call itself to draw the white track background */
961static void trw_layer_draw_track_cb ( const gchar *name, VikTrack *track, struct DrawingParams *dp )
962{
963 trw_layer_draw_track ( name, track, dp, FALSE );
964}
965
966static void cached_pixbuf_free ( CachedPixbuf *cp )
967{
968 g_object_unref ( G_OBJECT(cp->pixbuf) );
969 g_free ( cp->image );
970}
971
972static gint cached_pixbuf_cmp ( CachedPixbuf *cp, const gchar *name )
973{
974 return strcmp ( cp->image, name );
975}
976
977static void trw_layer_draw_waypoint ( const gchar *name, VikWaypoint *wp, struct DrawingParams *dp )
978{
979 if ( wp->visible )
980 if ( (!dp->one_zone) || ( wp->coord.utm_zone == dp->center->utm_zone &&
981 wp->coord.east_west < dp->ce2 && wp->coord.east_west > dp->ce1 &&
982 wp->coord.north_south > dp->cn1 && wp->coord.north_south < dp->cn2 ) )
983 {
984 gint x, y;
acaf7113 985 GdkPixbuf *sym;
50a14534
EB		 986 vik_viewport_coord_to_screen ( dp->vp, &(wp->coord), &x, &y );
987
988 /* if in shrunken_cache, get that. If not, get and add to shrunken_cache */
989
990 if ( wp->image && dp->vtl->drawimages )
991 {
992 GdkPixbuf *pixbuf = NULL;
993 GList *l;
994
995 if ( dp->vtl->image_alpha == 0)
996 return;
997
998 l = g_list_find_custom ( dp->vtl->image_cache->head, wp->image, (GCompareFunc) cached_pixbuf_cmp );
999 if ( l )
1000 pixbuf = ((CachedPixbuf *) l->data)->pixbuf;
1001 else
1002 {
1003 gchar *image = wp->image;
1004 GdkPixbuf *regularthumb = a_thumbnails_get ( wp->image );
1005 if ( ! regularthumb )
1006 {
1007 regularthumb = a_thumbnails_get_default (); /* cache one 'not yet loaded' for all thumbs not loaded */
1008 image = "\x12\x00"; /* this shouldn't occur naturally. */
1009 }
1010 if ( regularthumb )
1011 {
1012 CachedPixbuf *cp = NULL;
1013 cp = g_malloc ( sizeof ( CachedPixbuf ) );
1014 if ( dp->vtl->image_size == 128 )
1015 cp->pixbuf = regularthumb;
1016 else
1017 {
1018 cp->pixbuf = a_thumbnails_scale_pixbuf(regularthumb, dp->vtl->image_size, dp->vtl->image_size);
1019 g_assert ( cp->pixbuf );
1020 g_object_unref ( G_OBJECT(regularthumb) );
1021 }
1022 cp->image = g_strdup ( image );
1023
1024 /* needed so 'click picture' tool knows how big the pic is; we don't
1025 * store it in cp because they may have been freed already. */
1026 wp->image_width = gdk_pixbuf_get_width ( cp->pixbuf );
1027 wp->image_height = gdk_pixbuf_get_height ( cp->pixbuf );
1028
1029 g_queue_push_head ( dp->vtl->image_cache, cp );
1030 if ( dp->vtl->image_cache->length > dp->vtl->image_cache_size )
1031 cached_pixbuf_free ( g_queue_pop_tail ( dp->vtl->image_cache ) );
1032
1033 pixbuf = cp->pixbuf;
1034 }
1035 else
1036 {
1037 pixbuf = a_thumbnails_get_default (); /* thumbnail not yet loaded */
1038 }
1039 }
1040 if ( pixbuf )
1041 {
1042 gint w, h;
1043 w = gdk_pixbuf_get_width ( pixbuf );
1044 h = gdk_pixbuf_get_height ( pixbuf );
1045
1046 if ( x+(w/2) > 0 && y+(h/2) > 0 && x-(w/2) < dp->width && y-(h/2) < dp->height ) /* always draw within boundaries */
1047 {
1048 if ( dp->vtl->image_alpha == 255 )
1049 vik_viewport_draw_pixbuf ( dp->vp, pixbuf, 0, 0, x - (w/2), y - (h/2), w, h );
1050 else
1051 vik_viewport_draw_pixbuf_with_alpha ( dp->vp, pixbuf, dp->vtl->image_alpha, 0, 0, x - (w/2), y - (h/2), w, h );
1052 }
1053 return; /* if failed to draw picture, default to drawing regular waypoint (below) */
1054 }
1055 }
1056
1057 /* DRAW ACTUAL DOT */
ea3933fc 1058 if ( dp->vtl->wp_draw_symbols && wp->symbol && (sym = a_get_wp_sym(wp->symbol)) ) {
acaf7113
AF		 1059 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 );
1060 }
1061 else if ( wp == dp->vtl->current_wp ) {
50a14534
EB		 1062 switch ( dp->vtl->wp_symbol ) {
1063 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;
1064 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;
1065 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;
1066 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 );
1067 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 );
1068 }
1069 }
1070 else {
1071 switch ( dp->vtl->wp_symbol ) {
1072 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;
1073 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;
1074 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;
1075 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 );
1076 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;
1077 }
1078 }
1079
1080 if ( dp->vtl->drawlabels )
1081 {
1082 /* thanks to the GPSDrive people (Fritz Ganter et al.) for hints on this part ... yah, I'm too lazy to study documentation */
1083 gint width, height;
1084 pango_layout_set_text ( dp->vtl->wplabellayout, name, -1 );
1085 pango_layout_get_pixel_size ( dp->vtl->wplabellayout, &width, &height );
1086 vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_bg_gc, TRUE, x + dp->vtl->wp_size - 1, y-1,width+1,height-1);
1087 vik_viewport_draw_layout ( dp->vp, dp->vtl->waypoint_text_gc, x + dp->vtl->wp_size, y, dp->vtl->wplabellayout );
1088 }
1089 }
1090}
1091
1092void vik_trw_layer_draw ( VikTrwLayer *l, gpointer data )
1093{
1094 static struct DrawingParams dp;
1095 g_assert ( l != NULL );
1096
1097 init_drawing_params ( &dp, VIK_VIEWPORT(data) );
1098 dp.vtl = l;
1099
1100 if ( l->tracks_visible )
1101 g_hash_table_foreach ( l->tracks, (GHFunc) trw_layer_draw_track_cb, &dp );
1102
1103 if (l->waypoints_visible)
1104 g_hash_table_foreach ( l->waypoints, (GHFunc) trw_layer_draw_waypoint, &dp );
1105}
1106
1107static void trw_layer_free_track_gcs ( VikTrwLayer *vtl )
1108{
1109 int i;
1110 if ( vtl->track_bg_gc )
1111 {
1112 g_object_unref ( vtl->track_bg_gc );
1113 vtl->track_bg_gc = NULL;
1114 }
1115
1116 if ( ! vtl->track_gc )
1117 return;
1118 for ( i = vtl->track_gc->len - 1; i >= 0; i-- )
1119 g_object_unref ( g_array_index ( vtl->track_gc, GObject *, i ) );
1120 g_array_free ( vtl->track_gc, TRUE );
1121 vtl->track_gc = NULL;
1122}
1123
1124static void trw_layer_new_track_gcs ( VikTrwLayer *vtl, VikViewport *vp )
1125{
1126 GdkGC *gc[ VIK_TRW_LAYER_TRACK_GC ];
1127 gint width = vtl->line_thickness;
1128
1129 if ( vtl->track_gc )
1130 trw_layer_free_track_gcs ( vtl );
1131
1132 if ( vtl->track_bg_gc )
1133 g_object_unref ( vtl->track_bg_gc );
1134 vtl->track_bg_gc = vik_viewport_new_gc ( vp, "#FFFFFF", width + vtl->bg_line_thickness );
1135
1136 vtl->track_gc = g_array_sized_new ( FALSE, FALSE, sizeof ( GdkGC * ), VIK_TRW_LAYER_TRACK_GC );
1137
1138 gc[0] = vik_viewport_new_gc ( vp, "#2d870a", width ); /* below range */
1139
1140 gc[1] = vik_viewport_new_gc ( vp, "#0a8742", width );
1141 gc[2] = vik_viewport_new_gc ( vp, "#0a8783", width );
1142 gc[3] = vik_viewport_new_gc ( vp, "#0a4d87", width );
1143 gc[4] = vik_viewport_new_gc ( vp, "#05469f", width );
1144 gc[5] = vik_viewport_new_gc ( vp, "#1b059f", width );
1145 gc[6] = vik_viewport_new_gc ( vp, "#2d059f", width );
1146 gc[7] = vik_viewport_new_gc ( vp, "#4a059f", width );
1147 gc[8] = vik_viewport_new_gc ( vp, "#84059f", width );
1148 gc[9] = vik_viewport_new_gc ( vp, "#96059f", width );
1149 gc[10] = vik_viewport_new_gc ( vp, "#f22ef2", width );
1150
1151 gc[11] = vik_viewport_new_gc ( vp, "#ff0000", width ); /* above range */
1152
1153 gc[12] = vik_viewport_new_gc ( vp, "#000000", width ); /* black / no speed data */
1154
1155 g_array_append_vals ( vtl->track_gc, gc, VIK_TRW_LAYER_TRACK_GC );
1156}
1157
1158VikTrwLayer *vik_trw_layer_create ( VikViewport *vp )
1159{
1160 VikTrwLayer *rv = vik_trw_layer_new ( 0 );
1161 PangoFontDescription *pfd;
1162 rv->wplabellayout = gtk_widget_create_pango_layout (GTK_WIDGET(vp), NULL);
1163 pfd = pango_font_description_from_string (WAYPOINT_FONT);
1164 pango_layout_set_font_description (rv->wplabellayout, pfd);
1165 /* freeing PangoFontDescription, cause it has been copied by prev. call */
1166 pango_font_description_free (pfd);
1167
1168 vik_layer_rename ( VIK_LAYER(rv), vik_trw_layer_interface.name );
1169
1170 trw_layer_new_track_gcs ( rv, vp );
1171
1172 rv->waypoint_gc = vik_viewport_new_gc ( vp, "#000000", 2 );
1173 rv->waypoint_text_gc = vik_viewport_new_gc ( vp, "#FFFFFF", 1 );
1174 rv->waypoint_bg_gc = vik_viewport_new_gc ( vp, "#8383C4", 1 );
1175 gdk_gc_set_function ( rv->waypoint_bg_gc, GDK_AND );
1176
1177 rv->waypoint_font = gdk_font_load ( "-*-helvetica-bold-r-normal-*-*-100-*-*-p-*-iso8859-1" );
1178
1179 rv->has_verified_thumbnails = FALSE;
1180 rv->wp_symbol = WP_SYMBOL_FILLED_SQUARE;
1181 rv->wp_size = 4;
ea3933fc 1182 rv->wp_draw_symbols = TRUE;
50a14534
EB		 1183
1184 rv->coord_mode = vik_viewport_get_coord_mode ( vp );
1185
1186 return rv;
1187}
1188
1189static void trw_layer_realize_track ( gchar *name, VikTrack *track, gpointer pass_along[4] )
1190{
1191 GtkTreeIter *new_iter = g_malloc(sizeof(GtkTreeIter));
1192
1193#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1194 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[0], (GtkTreeIter *) pass_along[1], name, pass_along[2], name, (gint) pass_along[4], NULL, TRUE, TRUE );
1195#else
1196 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 );
1197#endif
1198
1199 *new_iter = *((GtkTreeIter *) pass_along[1]);
1200 g_hash_table_insert ( VIK_TRW_LAYER(pass_along[2])->tracks_iters, name, new_iter );
1201
1202 if ( ! track->visible )
1203 vik_treeview_item_set_visible ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[1], FALSE );
1204}
1205
1206static void trw_layer_realize_waypoint ( gchar *name, VikWaypoint *wp, gpointer pass_along[4] )
1207{
1208 GtkTreeIter *new_iter = g_malloc(sizeof(GtkTreeIter));
1209#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1210 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[0], (GtkTreeIter *) pass_along[1], name, pass_along[2], name, (gint) pass_along[4], NULL, TRUE, TRUE );
1211#else
1212 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 );
1213#endif
1214
1215 *new_iter = *((GtkTreeIter *) pass_along[1]);
1216 g_hash_table_insert ( VIK_TRW_LAYER(pass_along[2])->waypoints_iters, name, new_iter );
1217
1218 if ( ! wp->visible )
1219 vik_treeview_item_set_visible ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[1], FALSE );
1220}
1221
1222
1223void vik_trw_layer_realize ( VikTrwLayer *vtl, VikTreeview *vt, GtkTreeIter *layer_iter )
1224{
1225 GtkTreeIter iter2;
1226 gpointer pass_along[5] = { &(vtl->tracks_iter), &iter2, vtl, vt, (gpointer) VIK_TRW_LAYER_SUBLAYER_TRACK };
1227
1228#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1229 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) vt, layer_iter, &(vtl->tracks_iter), "Tracks", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_TRACKS, NULL, TRUE, FALSE );
1230#else
1231 vik_treeview_add_sublayer ( (VikTreeview *) vt, layer_iter, &(vtl->tracks_iter), "Tracks", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_TRACKS, NULL, TRUE, FALSE );
1232#endif
1233 if ( ! vtl->tracks_visible )
1234 vik_treeview_item_set_visible ( (VikTreeview *) vt, &(vtl->tracks_iter), FALSE );
1235
1236 g_hash_table_foreach ( vtl->tracks, (GHFunc) trw_layer_realize_track, pass_along );
1237
1238#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1239 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) vt, layer_iter, &(vtl->waypoints_iter), "Waypoints", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINTS, NULL, TRUE, FALSE );
1240#else
1241 vik_treeview_add_sublayer ( (VikTreeview *) vt, layer_iter, &(vtl->waypoints_iter), "Waypoints", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINTS, NULL, TRUE, FALSE );
1242#endif
1243
1244 if ( ! vtl->waypoints_visible )
1245 vik_treeview_item_set_visible ( (VikTreeview *) vt, &(vtl->waypoints_iter), FALSE );
1246
1247 pass_along[0] = &(vtl->waypoints_iter);
1248 pass_along[4] = (gpointer) VIK_TRW_LAYER_SUBLAYER_WAYPOINT;
1249
1250 g_hash_table_foreach ( vtl->waypoints, (GHFunc) trw_layer_realize_waypoint, pass_along );
1251
1252}
1253
1254gboolean vik_trw_layer_sublayer_toggle_visible ( VikTrwLayer *l, gint subtype, gpointer sublayer )
1255{
1256 switch ( subtype )
1257 {
1258 case VIK_TRW_LAYER_SUBLAYER_TRACKS: return (l->tracks_visible ^= 1);
1259 case VIK_TRW_LAYER_SUBLAYER_WAYPOINTS: return (l->waypoints_visible ^= 1);
1260 case VIK_TRW_LAYER_SUBLAYER_TRACK:
1261 {
1262 VikTrack *t = g_hash_table_lookup ( l->tracks, sublayer );
1263 if (t)
1264 return (t->visible ^= 1);
1265 else
1266 return TRUE;
1267 }
1268 case VIK_TRW_LAYER_SUBLAYER_WAYPOINT:
1269 {
1270 VikWaypoint *t = g_hash_table_lookup ( l->waypoints, sublayer );
1271 if (t)
1272 return (t->visible ^= 1);
1273 else
1274 return TRUE;
1275 }
1276 }
1277 return TRUE;
1278}
1279
1280GHashTable *vik_trw_layer_get_tracks ( VikTrwLayer *l )
1281{
1282 return l->tracks;
1283}
1284
1285GHashTable *vik_trw_layer_get_waypoints ( VikTrwLayer *l )
1286{
1287 return l->waypoints;
1288}
1289
1290static void trw_layer_find_maxmin_waypoints ( const gchar *name, const VikWaypoint *w, struct LatLon maxmin[2] )
1291{
1292 static VikCoord fixme;
1293 vik_coord_copy_convert ( &(w->coord), VIK_COORD_LATLON, &fixme );
1294 if ( VIK_LATLON(&fixme)->lat > maxmin[0].lat || maxmin[0].lat == 0.0 )
1295 maxmin[0].lat = VIK_LATLON(&fixme)->lat;
1296 if ( VIK_LATLON(&fixme)->lat < maxmin[1].lat || maxmin[1].lat == 0.0 )
1297 maxmin[1].lat = VIK_LATLON(&fixme)->lat;
1298 if ( VIK_LATLON(&fixme)->lon > maxmin[0].lon || maxmin[0].lon == 0.0 )
1299 maxmin[0].lon = VIK_LATLON(&fixme)->lon;
1300 if ( VIK_LATLON(&fixme)->lon < maxmin[1].lon || maxmin[1].lon == 0.0 )
1301 maxmin[1].lon = VIK_LATLON(&fixme)->lon;
1302}
1303
1304static void trw_layer_find_maxmin_tracks ( const gchar *name, GList **t, struct LatLon maxmin[2] )
1305{
1306 GList *tr = *t;
1307 static VikCoord fixme;
1308
1309 while ( tr )
1310 {
1311 vik_coord_copy_convert ( &(VIK_TRACKPOINT(tr->data)->coord), VIK_COORD_LATLON, &fixme );
1312 if ( VIK_LATLON(&fixme)->lat > maxmin[0].lat || maxmin[0].lat == 0.0 )
1313 maxmin[0].lat = VIK_LATLON(&fixme)->lat;
1314 if ( VIK_LATLON(&fixme)->lat < maxmin[1].lat || maxmin[1].lat == 0.0 )
1315 maxmin[1].lat = VIK_LATLON(&fixme)->lat;
1316 if ( VIK_LATLON(&fixme)->lon > maxmin[0].lon || maxmin[0].lon == 0.0 )
1317 maxmin[0].lon = VIK_LATLON(&fixme)->lon;
1318 if ( VIK_LATLON(&fixme)->lon < maxmin[1].lon || maxmin[1].lon == 0.0 )
1319 maxmin[1].lon = VIK_LATLON(&fixme)->lon;
1320 tr = tr->next;
1321 }
1322}
1323
1324
1325gboolean vik_trw_layer_find_center ( VikTrwLayer *vtl, VikCoord *dest )
1326{
1327 /* 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... */
1328 struct LatLon maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1329 g_hash_table_foreach ( vtl->waypoints, (GHFunc) trw_layer_find_maxmin_waypoints, maxmin );
1330 g_hash_table_foreach ( vtl->tracks, (GHFunc) trw_layer_find_maxmin_tracks, maxmin );
1331 if (maxmin[0].lat == 0.0 && maxmin[0].lon == 0.0 && maxmin[1].lat == 0.0 && maxmin[1].lon == 0.0)
1332 return FALSE;
1333 else
1334 {
1335 struct LatLon average = { (maxmin[0].lat+maxmin[1].lat)/2, (maxmin[0].lon+maxmin[1].lon)/2 };
1336 vik_coord_load_from_latlon ( dest, vtl->coord_mode, &average );
1337 return TRUE;
1338 }
1339}
1340
1341static void trw_layer_centerize ( gpointer layer_and_vlp[2] )
1342{
1343 VikCoord coord;
1344 if ( vik_trw_layer_find_center ( VIK_TRW_LAYER(layer_and_vlp[0]), &coord ) )
1345 goto_coord ( VIK_LAYERS_PANEL(layer_and_vlp[1]), &coord );
1346 else
1347 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "This layer has no waypoints or trackpoints." );
1348}
1349
1350static void trw_layer_export ( gpointer layer_and_vlp[2], guint file_type )
1351{
1352 GtkWidget *file_selector;
1353 const gchar *fn;
1354 gboolean failed = FALSE;
1355 file_selector = gtk_file_selection_new ("Export Layer");
1356
1357 while ( gtk_dialog_run ( GTK_DIALOG(file_selector) ) == GTK_RESPONSE_OK )
1358 {
1359 fn = gtk_file_selection_get_filename (GTK_FILE_SELECTION(file_selector) );
1360 if ( access ( fn, F_OK ) != 0 )
1361 {
1362 gtk_widget_hide ( file_selector );
1363 failed = ! a_file_export ( VIK_TRW_LAYER(layer_and_vlp[0]), fn, file_type );
1364 break;
1365 }
1366 else
1367 {
1368 if ( a_dialog_overwrite ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "The file \"%s\" exists, do you wish to overwrite it?", a_file_basename ( fn ) ) )
1369 {
1370 gtk_widget_hide ( file_selector );
1371 failed = ! a_file_export ( VIK_TRW_LAYER(layer_and_vlp[0]), fn, file_type );
1372 break;
1373 }
1374 }
1375 }
1376 gtk_widget_destroy ( file_selector );
1377 if ( failed )
1378 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "The filename you requested could not be opened for writing." );
1379}
1380
1381static void trw_layer_export_gpspoint ( gpointer layer_and_vlp[2] )
1382{
1383 trw_layer_export ( layer_and_vlp, FILE_TYPE_GPSPOINT );
1384}
1385
1386static void trw_layer_export_gpsmapper ( gpointer layer_and_vlp[2] )
1387{
1388 trw_layer_export ( layer_and_vlp, FILE_TYPE_GPSMAPPER );
1389}
1390
561e6ad0
EB		 1391static void trw_layer_export_gpx ( gpointer layer_and_vlp[2] )
1392{
1393 trw_layer_export ( layer_and_vlp, FILE_TYPE_GPX );
1394}
1395
50a14534
EB		 1396static void trw_layer_goto_wp ( gpointer layer_and_vlp[2] )
1397{
1398 GHashTable *wps = vik_trw_layer_get_waypoints ( VIK_TRW_LAYER(layer_and_vlp[0]) );
1399 GtkWidget *dia = gtk_dialog_new_with_buttons ("Create",
1400 VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]),
1401 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
1402 GTK_STOCK_CANCEL,
1403 GTK_RESPONSE_REJECT,
1404 GTK_STOCK_OK,
1405 GTK_RESPONSE_ACCEPT,
1406 NULL);
1407
1408 GtkWidget *label, *entry;
1409 label = gtk_label_new("Waypoint Name:");
1410 entry = gtk_entry_new();
1411
1412 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), label, FALSE, FALSE, 0);
1413 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), entry, FALSE, FALSE, 0);
1414 gtk_widget_show_all ( label );
1415 gtk_widget_show_all ( entry );
1416
1417 while ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_ACCEPT )
1418 {
1419 VikWaypoint *wp;
1420 gchar *upname = g_strdup(gtk_entry_get_text(GTK_ENTRY(entry)));
1421 int i;
1422
1423 for ( i = strlen(upname)-1; i >= 0; i-- )
1424 upname[i] = toupper(upname[i]);
1425
1426 wp = g_hash_table_lookup ( wps, upname );
1427
1428 if (!wp)
1429 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "Waypoint not found in this layer." );
1430 else
1431 {
1432 vik_viewport_set_center_coord ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(layer_and_vlp[1])), &(wp->coord) );
1433 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(layer_and_vlp[1]) );
1434 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 ) );
1435 break;
1436 }
1437
1438 g_free ( upname );
1439
1440 }
1441 gtk_widget_destroy ( dia );
1442}
1443
1444gboolean vik_trw_layer_new_waypoint ( VikTrwLayer *vtl, GtkWindow *w, const VikCoord *def_coord )
1445{
1446 gchar *name;
acaf7113
AF		 1447 VikWaypoint *wp = vik_waypoint_new();
1448 wp->coord = *def_coord;
1449 wp->altitude = VIK_DEFAULT_ALTITUDE;
50a14534 1450
acaf7113 1451 if ( a_dialog_new_waypoint ( w, &name, wp, vik_trw_layer_get_waypoints ( vtl ), vtl->coord_mode ) )
50a14534 1452 {
50a14534
EB		 1453 vik_trw_layer_add_waypoint ( vtl, name, wp );
1454 return TRUE;
1455 }
acaf7113 1456 vik_waypoint_free(wp);
50a14534
EB		 1457 return FALSE;
1458}
1459
1460static void trw_layer_new_wp ( gpointer lav[2] )
1461{
1462 VikTrwLayer *vtl = VIK_TRW_LAYER(lav[0]);
1463 VikLayersPanel *vlp = VIK_LAYERS_PANEL(lav[1]);
1464 /* TODO longone: okay, if layer above (aggregate) is invisible but vtl->visible is true, this redraws for no reason.
1465 instead return true if you want to update. */
1466 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 )
1467 vik_layers_panel_emit_update ( vlp );
1468}
1469
1470void vik_trw_layer_add_menu_items ( VikTrwLayer *vtl, GtkMenu *menu, gpointer vlp )
1471{
1472 static gpointer pass_along[2];
1473 GtkWidget *item;
1474 pass_along[0] = vtl;
1475 pass_along[1] = vlp;
1476
1477 item = gtk_menu_item_new();
1478 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
1479 gtk_widget_show ( item );
1480
1481 item = gtk_menu_item_new_with_label ( "Goto Center of Layer" );
1482 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_centerize), pass_along );
1483 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1484 gtk_widget_show ( item );
1485
1486 item = gtk_menu_item_new_with_label ( "Goto Waypoint" );
1487 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_wp), pass_along );
1488 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1489 gtk_widget_show ( item );
1490
1491 item = gtk_menu_item_new_with_label ( "Export Layer as GPSPoint" );
1492 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpspoint), pass_along );
1493 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1494 gtk_widget_show ( item );
1495
1496 item = gtk_menu_item_new_with_label ( "Export Layer as GPSMapper" );
1497 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpsmapper), pass_along );
1498 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1499 gtk_widget_show ( item );
1500
561e6ad0
EB		 1501 item = gtk_menu_item_new_with_label ( "Export Layer as GPX" );
1502 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpx), pass_along );
1503 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1504 gtk_widget_show ( item );
1505
50a14534
EB		 1506 item = gtk_menu_item_new_with_label ( "New Waypoint" );
1507 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wp), pass_along );
1508 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1509 gtk_widget_show ( item );
1510}
1511
1512void vik_trw_layer_add_waypoint ( VikTrwLayer *vtl, gchar *name, VikWaypoint *wp )
1513{
1514 if ( VIK_LAYER(vtl)->realized )
1515 {
1516 VikWaypoint *oldwp = VIK_WAYPOINT ( g_hash_table_lookup ( vtl->waypoints, name ) );
1517 if ( oldwp )
1518 wp->visible = oldwp->visible; /* same visibility so we don't have to update viktreeview */
1519 else
1520 {
1521 GtkTreeIter *iter = g_malloc(sizeof(GtkTreeIter));
1522#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1523 vik_treeview_add_sublayer_alphabetized ( VIK_LAYER(vtl)->vt, &(vtl->waypoints_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, NULL, TRUE, TRUE );
1524#else
1525 vik_treeview_add_sublayer ( VIK_LAYER(vtl)->vt, &(vtl->waypoints_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, NULL, TRUE, TRUE );
1526#endif
1527 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter );
1528 g_hash_table_insert ( vtl->waypoints_iters, name, iter );
1529 wp->visible = TRUE;
1530 }
1531 }
1532 else
1533 wp->visible = TRUE;
1534
1535 g_hash_table_insert ( vtl->waypoints, name, wp );
1536
1537}
1538
1539void vik_trw_layer_add_track ( VikTrwLayer *vtl, gchar *name, VikTrack *t )
1540{
1541 if ( VIK_LAYER(vtl)->realized )
1542 {
1543 VikTrack *oldt = VIK_TRACK ( g_hash_table_lookup ( vtl->tracks, name ) );
1544 if ( oldt )
1545 t->visible = oldt->visible; /* same visibility so we don't have to update viktreeview */
1546 else
1547 {
1548 GtkTreeIter *iter = g_malloc(sizeof(GtkTreeIter));
1549#ifdef VIK_CONFIG_ALPHABETIZED_TRW
1550 vik_treeview_add_sublayer_alphabetized ( VIK_LAYER(vtl)->vt, &(vtl->tracks_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_TRACK, NULL, TRUE, TRUE );
1551#else
1552 vik_treeview_add_sublayer ( VIK_LAYER(vtl)->vt, &(vtl->tracks_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_TRACK, NULL, TRUE, TRUE );
1553#endif
1554 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter );
1555 g_hash_table_insert ( vtl->tracks_iters, name, iter );
1556 t->visible = TRUE;
1557 }
1558 }
1559 else
1560 t->visible = TRUE;
1561
1562 g_hash_table_insert ( vtl->tracks, name, t );
1563
1564}
1565
1566static gboolean uppercase_exists_in_hash ( GHashTable *hash, const gchar *str )
1567{
1568 gchar *upp = g_strdup ( str );
1569 gboolean rv;
1570 char *tmp = upp;
1571 while ( *tmp )
1572 {
1573 *tmp = toupper(*tmp);
1574 tmp++;
1575 }
1576 rv = g_hash_table_lookup ( hash, upp ) ? TRUE : FALSE;
1577 g_free (upp);
1578 return rv;
1579}
1580
1581/* to be called whenever a track has been deleted or may have been changed. */
1582static void trw_layer_cancel_tps_of_track ( VikTrwLayer *vtl, const gchar *trk_name )
1583{
1584 if (vtl->current_tp_track_name && g_strcasecmp(trk_name, vtl->current_tp_track_name) == 0)
1585 trw_layer_cancel_current_tp ( vtl, FALSE );
1586 else if (vtl->last_tp_track_name && g_strcasecmp(trk_name, vtl->last_tp_track_name) == 0)
1587 trw_layer_cancel_last_tp ( vtl );
1588}
e890a6e6
EB		 1589
1590static gchar *get_new_unique_sublayer_name (VikTrwLayer *vtl, gint sublayer_type, const gchar *name)
1591{
1592 gint i = 2;
1593 gchar *newname = g_strdup(name);
1594 while ((sublayer_type == VIK_TRW_LAYER_SUBLAYER_TRACK) ?
1595 vik_trw_layer_get_track(vtl, newname) : vik_trw_layer_get_waypoint(vtl, newname)) {
1596 gchar *new_newname = g_strdup_printf("%s#%d", name, i);
1597 g_free(newname);
1598 newname = new_newname;
1599 i++;
1600 }
1601 return newname;
1602}
50a14534 1603
c48517ad
AF		 1604static void trw_layer_enum_item ( const gchar *name, GList **tr, GList **l )
1605{
1606 *l = g_list_append(*l, (gpointer)name);
1607}
1608
1609static void trw_layer_move_item ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, gchar *name, gint type )
1610{
1611 gchar *newname = get_new_unique_sublayer_name(vtl_dest, type, name);
1612 if (type == VIK_TRW_LAYER_SUBLAYER_TRACK) {
1613 VikTrack *t;
1614 t = vik_track_copy(vik_trw_layer_get_track(vtl_src, name));
1615 vik_trw_layer_delete_track(vtl_src, name);
1616 vik_trw_layer_add_track(vtl_dest, newname, t);
1617 }
1618 if (type==VIK_TRW_LAYER_SUBLAYER_WAYPOINT) {
1619 VikWaypoint *w;
1620 w = vik_waypoint_copy(vik_trw_layer_get_waypoint(vtl_src, name));
1621 vik_trw_layer_delete_waypoint(vtl_src, name);
1622 vik_trw_layer_add_waypoint(vtl_dest, newname, w);
1623 }
1624}
1625
70a23263 1626static void trw_layer_drag_drop_request ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path )
e4afc73a
EB		 1627{
1628 VikTreeview *vt = VIK_LAYER(vtl_src)->vt;
c48517ad
AF		 1629 gint type = vik_treeview_item_get_data(vt, src_item_iter);
1630
e4afc73a 1631 if (!vik_treeview_item_get_pointer(vt, src_item_iter)) {
b637058e
EB		 1632 GList *items = NULL;
1633 GList *iter;
e4afc73a 1634
c48517ad
AF		 1635 if (type==VIK_TRW_LAYER_SUBLAYER_TRACKS) {
1636 g_hash_table_foreach ( vtl_src->tracks, (GHFunc)trw_layer_enum_item, &items);
1637 }
1638 if (type==VIK_TRW_LAYER_SUBLAYER_WAYPOINTS) {
1639 g_hash_table_foreach ( vtl_src->waypoints, (GHFunc)trw_layer_enum_item, &items);
1640 }
1641
1642 iter = items;
1643 while (iter) {
1644 if (type==VIK_TRW_LAYER_SUBLAYER_TRACKS) {
1645 trw_layer_move_item ( vtl_src, vtl_dest, iter->data, VIK_TRW_LAYER_SUBLAYER_TRACK);
1646 } else {
1647 trw_layer_move_item ( vtl_src, vtl_dest, iter->data, VIK_TRW_LAYER_SUBLAYER_WAYPOINT);
1648 }
1649 iter = iter->next;
e4afc73a 1650 }
c48517ad 1651 if (items)
b637058e 1652 g_list_free(items);
c48517ad
AF		 1653 } else {
1654 gchar *name = vik_treeview_item_get_pointer(vt, src_item_iter);
1655 trw_layer_move_item(vtl_src, vtl_dest, name, type);
e4afc73a
EB		 1656 }
1657}
1658
1659
1660gboolean vik_trw_layer_delete_track ( VikTrwLayer *vtl, const gchar *trk_name )
50a14534
EB		 1661{
1662 VikTrack *t = g_hash_table_lookup ( vtl->tracks, trk_name );
1663 gboolean was_visible = FALSE;
1664 if ( t )
1665 {
1666 GtkTreeIter *it;
1667 was_visible = t->visible;
1668 if ( t == vtl->current_track )
1669 vtl->current_track = NULL;
1670
1671 /* could be current_tp, so we have to check */
1672 trw_layer_cancel_tps_of_track ( vtl, trk_name );
1673
1674 g_assert ( ( it = g_hash_table_lookup ( vtl->tracks_iters, trk_name ) ) );
1675 vik_treeview_item_delete ( VIK_LAYER(vtl)->vt, it );
1676 g_hash_table_remove ( vtl->tracks_iters, trk_name );
1677
1678 /* do this last because trk_name may be pointing to actual orig key */
1679 g_hash_table_remove ( vtl->tracks, trk_name );
1680 }
1681 return was_visible;
1682}
1683
e4afc73a
EB		 1684gboolean vik_trw_layer_delete_waypoint ( VikTrwLayer *vtl, const gchar *wp_name )
1685{
1686 gboolean was_visible = FALSE;
1687 VikWaypoint *wp;
1688
1689 wp = g_hash_table_lookup ( vtl->waypoints, wp_name );
1690 if ( wp ) {
1691 GtkTreeIter *it;
1692
1693 if ( wp == vtl->current_wp ) {
1694 vtl->current_wp = NULL;
1695 vtl->current_wp_name = NULL;
1696 vtl->moving_wp = FALSE;
1697 }
1698
1699 was_visible = wp->visible;
1700 g_assert ( ( it = g_hash_table_lookup ( vtl->waypoints_iters, (gchar *) wp_name ) ) );
1701 vik_treeview_item_delete ( VIK_LAYER(vtl)->vt, it );
1702 g_hash_table_remove ( vtl->waypoints_iters, (gchar *) wp_name );
1703 g_hash_table_remove ( vtl->waypoints, wp_name ); /* last because this frees name */
1704 }
1705
1706 return was_visible;
1707}
1708
50a14534
EB		 1709static void trw_layer_delete_item ( gpointer pass_along[5] )
1710{
1711 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
1712 gboolean was_visible = FALSE;
1713 if ( (gint) pass_along[2] == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
1714 {
e4afc73a 1715 was_visible = vik_trw_layer_delete_waypoint ( vtl, (gchar *) pass_along[3] );
50a14534
EB		 1716 }
1717 else
1718 {
e4afc73a 1719 was_visible = vik_trw_layer_delete_track ( vtl, (gchar *) pass_along[3] );
50a14534 1720 }
50a14534
EB		 1721 if ( was_visible )
1722 vik_layer_emit_update ( VIK_LAYER(vtl) );
1723}
1724
1725
1726static void trw_layer_properties_item ( gpointer pass_along[5] )
1727{
1728 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
1729 if ( (gint) pass_along[2] == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
1730 {
1731 VikWaypoint *wp = g_hash_table_lookup ( vtl->waypoints, pass_along[3] );
1732 if ( wp )
1733 {
1734 if ( a_dialog_new_waypoint ( VIK_GTK_WINDOW_FROM_LAYER(vtl), NULL, wp, NULL, vtl->coord_mode ) )
1735
1736 if ( VIK_LAYER(vtl)->visible )
1737 vik_layer_emit_update ( VIK_LAYER(vtl) );
1738 }
1739 }
1740 else
1741 {
1742 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, pass_along[3] );
1743 if ( tr )
1744 {
24d5c7e2 1745 gint resp = vik_trw_layer_propwin_run ( VIK_GTK_WINDOW_FROM_LAYER(vtl), tr, pass_along[1] /* vlp */ );
50a14534
EB		 1746 if ( resp == VIK_TRW_LAYER_PROPWIN_DEL_DUP )
1747 {
1748 vik_track_remove_dup_points(tr);
1749 /* above operation could have deleted current_tp or last_tp */
1750 trw_layer_cancel_tps_of_track ( vtl, (gchar *) pass_along[3] );
1751 vik_layer_emit_update ( VIK_LAYER(vtl) );
1752 }
1753 if ( resp == VIK_TRW_LAYER_PROPWIN_REVERSE )
1754 {
1755 vik_track_reverse(tr);
1756 vik_layer_emit_update ( VIK_LAYER(vtl) );
1757 }
1758 else if ( resp == VIK_TRW_LAYER_PROPWIN_SPLIT )
1759 {
1760 /* get new tracks, add them, resolve naming conflicts (free if cancel), and delete old. old can still exist on clipboard. */
1761 guint ntracks;
1762 VikTrack **tracks = vik_track_split_into_segments(tr, &ntracks);
1763 gchar *new_tr_name;
1764 guint i;
1765 for ( i = 0; i < ntracks; i++ )
1766 {
1767 g_assert ( tracks[i] );
1768 new_tr_name = g_strdup_printf("%s #%d", (gchar *) pass_along[3], i+1);
1769 /* if ( (wp_exists) && (! overwrite) ) */
1770 /* don't need to upper case new_tr_name because old tr name was uppercase */
1771 if ( g_hash_table_lookup ( vtl->tracks, new_tr_name ) &&
1772 ( ! a_dialog_overwrite ( VIK_GTK_WINDOW_FROM_LAYER(vtl), "The track \"%s\" exists, do you wish to overwrite it?", new_tr_name ) ) )
1773 {
1774 gchar *new_new_tr_name = a_dialog_new_track ( VIK_GTK_WINDOW_FROM_LAYER(vtl), vtl->tracks );
1775 g_free ( new_tr_name );
1776 if (new_new_tr_name)
1777 new_tr_name = new_new_tr_name;
1778 else
1779 {
1780 new_tr_name = NULL;
1781 vik_track_free ( tracks[i] );
1782 }
1783 }
1784 if ( new_tr_name )
1785 vik_trw_layer_add_track ( vtl, new_tr_name, tracks[i] );
1786
1787 }
1788 if ( tracks )
1789 {
1790 g_free ( tracks );
e4afc73a 1791 vik_trw_layer_delete_track ( vtl, (gchar *) pass_along[3] );
50a14534
EB		 1792 vik_layer_emit_update ( VIK_LAYER(vtl) ); /* chase thru the hoops */
1793 }
1794 }
1795 }
1796 }
1797}
1798
1799static void goto_coord ( VikLayersPanel *vlp, const VikCoord *coord )
1800{
1801 vik_viewport_set_center_coord ( vik_layers_panel_get_viewport(vlp), coord );
1802 vik_layers_panel_emit_update ( vlp );
1803}
1804
1805static void trw_layer_goto_track_startpoint ( gpointer pass_along[5] )
1806{
1807 GList *trps = ((VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] ))->trackpoints;
1808 if ( trps && trps->data )
1809 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *) trps->data)->coord));
1810}
1811
1812static void trw_layer_goto_track_center ( gpointer pass_along[5] )
1813{
1814 GList **trps = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
1815 if ( trps && *trps )
1816 {
1817 struct LatLon average, maxmin[2] = { {0,0}, {0,0} };
1818 VikCoord coord;
1819 trw_layer_find_maxmin_tracks ( NULL, trps, maxmin );
1820 average.lat = (maxmin[0].lat+maxmin[1].lat)/2;
1821 average.lon = (maxmin[0].lon+maxmin[1].lon)/2;
1822 vik_coord_load_from_latlon ( &coord, VIK_TRW_LAYER(pass_along[0])->coord_mode, &average );
1823 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &coord);
1824 }
1825}
1826
1827static void trw_layer_goto_track_endpoint ( gpointer pass_along[6] )
1828{
1829 GList *trps = ((VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] ))->trackpoints;
1830 if ( !trps )
1831 return;
111fa174 1832 trps = g_list_last(trps);
50a14534
EB		 1833 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *) trps->data)->coord));
1834}
1835
111fa174
AF		 1836
1837/*************************************
1838 * merge/split by time routines
1839 *************************************/
1840
1841/* called for each key in track hash table. if original track user_data[1] is close enough
1842 * to the passed one, add it to list in user_data[0]
1843 */
1844static void find_nearby_track(gpointer key, gpointer value, gpointer user_data)
1845{
1846 time_t t1, t2;
1847 VikTrackpoint *p1, *p2;
1848
1849 GList **nearby_tracks = ((gpointer *)user_data)[0];
1850 GList *orig_track = ((gpointer *)user_data)[1];
1851 guint thr = (guint)((gpointer *)user_data)[2];
1852
1853 t1 = VIK_TRACKPOINT(orig_track->data)->timestamp;
1854 t2 = VIK_TRACKPOINT(g_list_last(orig_track)->data)->timestamp;
1855
1856 if (VIK_TRACK(value)->trackpoints == orig_track) {
1857 return;
1858 }
1859
1860 p1 = VIK_TRACKPOINT(VIK_TRACK(value)->trackpoints->data);
1861 p2 = VIK_TRACKPOINT(g_list_last(VIK_TRACK(value)->trackpoints)->data);
1862
1863 if (!p1->has_timestamp || !p2->has_timestamp) {
70a23263 1864 g_print("no timestamp\n");
111fa174
AF		 1865 return;
1866 }
1867
70a23263 1868 /* g_print("Got track named %s, times %d, %d\n", (gchar *)key, p1->timestamp, p2->timestamp); */
111fa174
AF		 1869 if (abs(t1 - p2->timestamp) < thr*60 ||
1870 /* p1 p2 t1 t2 */
1871 abs(p1->timestamp - t2) < thr*60
1872 /* t1 t2 p1 p2 */
1873 ) {
1874 *nearby_tracks = g_list_prepend(*nearby_tracks, key);
1875 }
1876}
1877
1878/* comparison function used to sort tracks; a and b are hash table keys */
1879static gint track_compare(gconstpointer a, gconstpointer b, gpointer user_data)
1880{
1881 GHashTable *tracks = user_data;
1882 time_t t1, t2;
1883
1884 t1 = VIK_TRACKPOINT(VIK_TRACK(g_hash_table_lookup(tracks, a))->trackpoints->data)->timestamp;
1885 t2 = VIK_TRACKPOINT(VIK_TRACK(g_hash_table_lookup(tracks, b))->trackpoints->data)->timestamp;
1886
1887 if (t1 < t2) return -1;
1888 if (t1 > t2) return 1;
1889 return 0;
1890}
1891
1892/* comparison function used to sort trackpoints */
1893static gint trackpoint_compare(gconstpointer a, gconstpointer b)
1894{
1895 time_t t1 = VIK_TRACKPOINT(a)->timestamp, t2 = VIK_TRACKPOINT(b)->timestamp;
1896
1897 if (t1 < t2) return -1;
1898 if (t1 > t2) return 1;
1899 return 0;
1900}
1901
1902/* merge by time routine */
1903static void trw_layer_merge_by_timestamp ( gpointer pass_along[6] )
1904{
1905 time_t t1, t2;
1906 GList *nearby_tracks = NULL;
1907 VikTrack *track;
1908 GList *trps;
1909 static guint thr = 1;
1910 guint track_count = 0;
1911 gchar *orig_track_name = strdup(pass_along[3]);
1912
1913 if (!a_dialog_time_threshold(VIK_GTK_WINDOW_FROM_LAYER(pass_along[0]),
1914 "Merge Threshold...",
1915 "Merge when time between trackpoints less than:",
1916 &thr)) {
1917 return;
1918 }
1919
1920 /* merge tracks until we can't */
1921 do {
1922 gpointer params[3];
1923
1924 track = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, orig_track_name );
1925 trps = track->trackpoints;
1926 if ( !trps )
1927 return;
1928
1929
1930 if (nearby_tracks) {
1931 g_list_free(nearby_tracks);
1932 nearby_tracks = NULL;
1933 }
1934
1935 t1 = ((VikTrackpoint *)trps->data)->timestamp;
1936 t2 = ((VikTrackpoint *)g_list_last(trps)->data)->timestamp;
1937
70a23263 1938 /* g_print("Original track times: %d and %d\n", t1, t2); */
111fa174
AF		 1939 params[0] = &nearby_tracks;
1940 params[1] = trps;
1941 params[2] = (gpointer)thr;
1942
1943 /* get a list of adjacent-in-time tracks */
1944 g_hash_table_foreach(VIK_TRW_LAYER(pass_along[0])->tracks, find_nearby_track, (gpointer)params);
1945
1946 /* add original track */
1947 nearby_tracks = g_list_prepend(nearby_tracks, orig_track_name);
1948
1949 /* sort by first trackpoint; assumes they don't overlap */
1950 nearby_tracks = g_list_sort_with_data(nearby_tracks, track_compare, VIK_TRW_LAYER(pass_along[0])->tracks);
1951
1952 /* merge them */
1953 {
1954#define get_track(x) VIK_TRACK(g_hash_table_lookup(VIK_TRW_LAYER(pass_along[0])->tracks, (gchar *)((x)->data)))
1955#define get_first_trackpoint(x) VIK_TRACKPOINT(get_track(x)->trackpoints->data)
1956#define get_last_trackpoint(x) VIK_TRACKPOINT(g_list_last(get_track(x)->trackpoints)->data)
1957 GList *l = nearby_tracks;
1958 VikTrack *tr = vik_track_new();
1959 tr->visible = track->visible;
1960 track_count = 0;
1961 while (l) {
1962 /*
1963 time_t t1, t2;
1964 t1 = get_first_trackpoint(l)->timestamp;
1965 t2 = get_last_trackpoint(l)->timestamp;
70a23263 1966 g_print(" %20s: track %d - %d\n", (char *)l->data, (int)t1, (int)t2);
111fa174
AF		 1967 */
1968
1969
1970 /* remove trackpoints from merged track, delete track */
1971 tr->trackpoints = g_list_concat(tr->trackpoints, get_track(l)->trackpoints);
1972 get_track(l)->trackpoints = NULL;
e4afc73a 1973 vik_trw_layer_delete_track(VIK_TRW_LAYER(pass_along[0]), l->data);
111fa174
AF		 1974
1975 track_count ++;
1976 l = g_list_next(l);
1977 }
1978 tr->trackpoints = g_list_sort(tr->trackpoints, trackpoint_compare);
1979 vik_trw_layer_add_track(VIK_TRW_LAYER(pass_along[0]), strdup(orig_track_name), tr);
1980
1981#undef get_first_trackpoint
1982#undef get_last_trackpoint
1983#undef get_track
1984 }
1985 } while (track_count > 1);
1986 g_list_free(nearby_tracks);
1987 free(orig_track_name);
1988 vik_layer_emit_update(VIK_LAYER(pass_along[0]));
1989}
1990
1991/* split by time routine */
1992static void trw_layer_split_by_timestamp ( gpointer pass_along[6] )
1993{
1994 VikTrack *track = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
1995 GList *trps = track->trackpoints;
1996 GList *iter;
1997 GList *newlists = NULL;
1998 GList *newtps = NULL;
1999 guint i;
2000 static guint thr = 1;
2001
2002 time_t ts, prev_ts;
2003
2004 if ( !trps )
2005 return;
2006
2007 if (!a_dialog_time_threshold(VIK_GTK_WINDOW_FROM_LAYER(pass_along[0]),
2008 "Split Threshold...",
2009 "Split when time between trackpoints exceeds:",
2010 &thr)) {
2011 return;
2012 }
2013
2014 /* iterate through trackpoints, and copy them into new lists without touching original list */
2015 prev_ts = VIK_TRACKPOINT(trps->data)->timestamp;
2016 iter = trps;
2017
2018 while (iter) {
2019 ts = VIK_TRACKPOINT(iter->data)->timestamp;
2020 if (ts < prev_ts) {
70a23263 2021 g_print("panic: ts < prev_ts: this should never happen!\n");
111fa174
AF		 2022 return;
2023 }
2024 if (ts - prev_ts > thr*60) {
2025 /* flush accumulated trackpoints into new list */
2026 newlists = g_list_prepend(newlists, g_list_reverse(newtps));
2027 newtps = NULL;
2028 }
2029
2030 /* accumulate trackpoint copies in newtps, in reverse order */
2031 newtps = g_list_prepend(newtps, vik_trackpoint_copy(VIK_TRACKPOINT(iter->data)));
2032 prev_ts = ts;
2033 iter = g_list_next(iter);
2034 }
2035 if (newtps) {
2036 newlists = g_list_prepend(newlists, g_list_reverse(newtps));
2037 }
2038
2039 /* put lists of trackpoints into tracks */
2040 iter = newlists;
2041 i = 1;
2042 while (iter) {
2043 gchar *new_tr_name;
2044 VikTrack *tr;
2045
2046 tr = vik_track_new();
2047 tr->visible = track->visible;
2048 tr->trackpoints = (GList *)(iter->data);
2049
2050 new_tr_name = g_strdup_printf("%s #%d", (gchar *) pass_along[3], i++);
2051 vik_trw_layer_add_track(VIK_TRW_LAYER(pass_along[0]), new_tr_name, tr);
70a23263 2052 /* g_print("adding track %s, times %d - %d\n", new_tr_name, VIK_TRACKPOINT(tr->trackpoints->data)->timestamp,
111fa174
AF		 2053 VIK_TRACKPOINT(g_list_last(tr->trackpoints)->data)->timestamp);*/
2054
2055 iter = g_list_next(iter);
2056 }
2057 g_list_free(newlists);
e4afc73a 2058 vik_trw_layer_delete_track(VIK_TRW_LAYER(pass_along[0]), (gchar *)pass_along[3]);
111fa174
AF		 2059 vik_layer_emit_update(VIK_LAYER(pass_along[0]));
2060}
2061
2062/* end of split/merge routines */
2063
2064
50a14534
EB		 2065static void trw_layer_goto_waypoint ( gpointer pass_along[5] )
2066{
2067 VikWaypoint *wp = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->waypoints, pass_along[3] );
2068 if ( wp )
2069 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(wp->coord) );
2070}
2071
2072static void trw_layer_waypoint_gc_webpage ( gpointer pass_along[5] )
2073{
2074 gchar *webpage = g_strdup_printf("http://www.geocaching.com/seek/cache_details.aspx?wp=%s", (gchar *) pass_along[3] );
2075#ifdef WINDOWS
2076 ShellExecute(NULL, NULL, (char *) webpage, NULL, ".\\", 0);
2077#else /* WINDOWS */
2078 GError *err = NULL;
2079 gchar *cmd = g_strdup_printf ( "%s %s", UNIX_WEB_BROWSER, webpage );
2080 if ( ! g_spawn_command_line_async ( cmd, &err ) )
2081 {
2082 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(VIK_LAYER(pass_along[0])), "Could not launch web browser." );
2083 g_error_free ( err );
2084 }
2085 g_free ( cmd );
2086#endif /* WINDOWS */
2087 g_free ( webpage );
2088}
2089
2090const gchar *vik_trw_layer_sublayer_rename_request ( VikTrwLayer *l, const gchar *newname, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
2091{
2092 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2093 {
2094 int i;
2095 gchar *rv;
2096 VikWaypoint *wp;
2097
2098 if ( strcasecmp ( newname, sublayer ) == 0 )
2099 return NULL;
2100
2101 if ( uppercase_exists_in_hash ( l->waypoints, newname ) )
2102 {
2103 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(l), "Waypoint Already Exists" );
2104 return NULL;
2105 }
2106
50a14534
EB		 2107 iter = g_hash_table_lookup ( l->waypoints_iters, sublayer );
2108 g_hash_table_steal ( l->waypoints_iters, sublayer );
2109
e4afc73a
EB		 2110 wp = vik_waypoint_copy ( VIK_WAYPOINT(g_hash_table_lookup ( l->waypoints, sublayer )) );
2111 g_hash_table_remove ( l->waypoints, sublayer );
2112
50a14534
EB		 2113 rv = g_strdup(newname);
2114 for ( i = strlen(rv) - 1; i >= 0; i-- )
2115 rv[i] = toupper(rv[i]);
2116
2117 vik_treeview_item_set_pointer ( VIK_LAYER(l)->vt, iter, rv );
2118
2119 g_hash_table_insert ( l->waypoints, rv, wp );
2120 g_hash_table_insert ( l->waypoints_iters, rv, iter );
2121
2122 /* it hasn't been updated yet so we pass new name */
2123#ifdef VIK_CONFIG_ALPHABETIZED_TRW
2124 vik_treeview_sublayer_realphabetize ( VIK_LAYER(l)->vt, iter, rv );
2125#endif
2126
2127 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vlp) );
2128 return rv;
2129 }
2130 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2131 {
2132 int i;
2133 gchar *rv;
2134 VikTrack *tr;
2135 GtkTreeIter *iter;
2136 gchar *orig_key;
2137
2138 if ( strcasecmp ( newname, sublayer ) == 0 )
2139 return NULL;
2140
2141 if ( uppercase_exists_in_hash ( l->tracks, newname ) )
2142 {
2143 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(l), "Track Already Exists" );
2144 return NULL;
2145 }
2146
886031df 2147 g_hash_table_lookup_extended ( l->tracks, sublayer, (void *)&orig_key, (void *)&tr );
50a14534
EB		 2148 g_hash_table_steal ( l->tracks, sublayer );
2149
2150 iter = g_hash_table_lookup ( l->tracks_iters, sublayer );
2151 g_hash_table_steal ( l->tracks_iters, sublayer );
2152
2153 rv = g_strdup(newname);
2154 for ( i = strlen(rv) - 1; i >= 0; i-- )
2155 rv[i] = toupper(rv[i]);
2156
2157 vik_treeview_item_set_pointer ( VIK_LAYER(l)->vt, iter, rv );
2158
2159 g_hash_table_insert ( l->tracks, rv, tr );
2160 g_hash_table_insert ( l->tracks_iters, rv, iter );
2161
2162 /* don't forget about current_tp_track_name, update that too */
2163 if ( l->current_tp_track_name && g_strcasecmp(orig_key,l->current_tp_track_name) == 0 )
2164 {
2165 l->current_tp_track_name = rv;
2166 if ( l->tpwin )
2167 vik_trw_layer_tpwin_set_track_name ( l->tpwin, rv );
2168 }
2169 else if ( l->last_tp_track_name && g_strcasecmp(orig_key,l->last_tp_track_name) == 0 )
2170 l->last_tp_track_name = rv;
2171
2172 g_free ( orig_key );
2173
2174#ifdef VIK_CONFIG_ALPHABETIZED_TRW
2175 vik_treeview_sublayer_realphabetize ( VIK_LAYER(l)->vt, iter, rv );
2176#endif
2177
2178 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vlp) );
2179 return rv;
2180 }
2181 return NULL;
2182}
2183
2184static gboolean is_valid_geocache_name ( gchar *str )
2185{
2186 gint len = strlen ( str );
2187 return len >= 3 && len <= 6 && str[0] == 'G' && str[1] == 'C' && isalnum(str[2]) && (len < 4 || isalnum(str[3])) && (len < 5 || isalnum(str[4])) && (len < 6 || isalnum(str[5]));
2188}
2189
2190/* vlp can be NULL if necessary - i.e. right-click from a tool -- but be careful, some functions may try to use it */
2191gboolean vik_trw_layer_sublayer_add_menu_items ( VikTrwLayer *l, GtkMenu *menu, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
2192{
2193 static GtkTreeIter staticiter;
2194 static gpointer pass_along[5];
2195 GtkWidget *item;
2196 gboolean rv = FALSE;
2197
2198 pass_along[0] = l;
2199 pass_along[1] = vlp;
2200 pass_along[2] = (gpointer) subtype;
2201 pass_along[3] = sublayer;
2202 staticiter = *iter; /* will exist after function has ended */
2203 pass_along[4] = &staticiter;
2204
2205 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT || subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2206 {
2207 rv = TRUE;
2208
2209 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
2210 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_properties_item), pass_along );
2211 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2212 gtk_widget_show ( item );
2213
2214 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL );
2215 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_delete_item), pass_along );
2216 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2217 gtk_widget_show ( item );
2218
2219 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2220 {
2221 /* could be a right-click using the tool */
2222 if ( vlp != NULL ) {
2223 item = gtk_menu_item_new_with_label ( "Goto" );
2224 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_waypoint), pass_along );
2225 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2226 gtk_widget_show ( item );
2227 }
2228
2229 if ( is_valid_geocache_name ( (gchar *) sublayer ) )
2230 {
2231 item = gtk_menu_item_new_with_label ( "Visit Geocache Webpage" );
2232 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_waypoint_gc_webpage), pass_along );
2233 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2234 gtk_widget_show ( item );
2235 }
2236
2237 }
2238 }
2239
2240 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2241 {
2242 item = gtk_menu_item_new ();
2243 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2244 gtk_widget_show ( item );
2245
2246 item = gtk_menu_item_new_with_label ( "Goto Startpoint" );
2247 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_startpoint), pass_along );
2248 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2249 gtk_widget_show ( item );
2250
2251 item = gtk_menu_item_new_with_label ( "Goto \"Center\"" );
2252 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_center), pass_along );
2253 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2254 gtk_widget_show ( item );
2255
2256 item = gtk_menu_item_new_with_label ( "Goto Endpoint" );
2257 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_endpoint), pass_along );
2258 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2259 gtk_widget_show ( item );
111fa174
AF		 2260
2261 item = gtk_menu_item_new_with_label ( "Merge By Time" );
2262 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_merge_by_timestamp), pass_along );
2263 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2264 gtk_widget_show ( item );
2265
2266 item = gtk_menu_item_new_with_label ( "Split By Time" );
2267 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_split_by_timestamp), pass_along );
2268 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2269 gtk_widget_show ( item );
50a14534
EB		 2270 }
2271
2272 if ( vlp && (subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINTS || subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT) )
2273 {
2274 item = gtk_menu_item_new ();
2275 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2276 gtk_widget_show ( item );
2277
2278 item = gtk_menu_item_new_with_label ( "New Waypoint" );
2279 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wp), pass_along );
2280 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
2281 gtk_widget_show ( item );
2282 }
2283
2284 return rv;
2285}
2286
2287/* Params are: vvp, event, last match found or NULL */
2288static void tool_show_picture_wp ( char *name, VikWaypoint *wp, gpointer params[2] )
2289{
2290 if ( wp->image && wp->visible )
2291 {
2292 gint x, y, slackx, slacky;
2293 GdkEventButton *event = (GdkEventButton *) params[1];
2294
2295 vik_viewport_coord_to_screen ( VIK_VIEWPORT(params[0]), &(wp->coord), &x, &y );
2296 slackx = wp->image_width / 2;
2297 slacky = wp->image_height / 2;
2298 if ( x <= event->x + slackx && x >= event->x - slackx
2299 && y <= event->y + slacky && y >= event->y - slacky )
2300 {
2301 params[2] = wp->image; /* we've found a match. however continue searching
2302 * since we want to find the last match -- that
2303 * is, the match that was drawn last. */
2304 }
2305 }
2306}
2307
2308static gboolean tool_show_picture ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2309{
2310 gpointer params[3] = { vvp, event, NULL };
2311 g_hash_table_foreach ( vtl->waypoints, (GHFunc) tool_show_picture_wp, params );
2312 if ( params[2] )
2313 {
2314 /* thanks to the Gaim people for showing me ShellExecute and g_spawn_command_line_async */
2315#ifdef WINDOWS
2316 ShellExecute(NULL, NULL, (char *) params[2], NULL, ".\\", 0);
2317#else /* WINDOWS */
2318 GError *err = NULL;
2319 gchar *quoted_file = g_shell_quote ( (gchar *) params[2] );
2320 gchar *cmd = g_strdup_printf ( "eog %s", quoted_file );
2321 g_free ( quoted_file );
2322 if ( ! g_spawn_command_line_async ( cmd, &err ) )
2323 {
2324 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(vtl), "Could not launch eog to open file." );
2325 g_error_free ( err );
2326 }
2327 g_free ( cmd );
2328#endif /* WINDOWS */
2329 return TRUE; /* found a match */
2330 }
2331 else
2332 return FALSE; /* go through other layers, searching for a match */
2333}
2334
2335static gboolean tool_new_waypoint ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2336{
2337 VikCoord coord;
2338 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &coord );
2339 if (vik_trw_layer_new_waypoint ( vtl, VIK_GTK_WINDOW_FROM_LAYER(vtl), &coord ) && VIK_LAYER(vtl)->visible)
2340 vik_layer_emit_update ( VIK_LAYER(vtl) );
2341 return TRUE;
2342}
2343
2344typedef struct {
2345 gint x, y;
2346 gint closest_x, closest_y;
2347 gchar *closest_track_name;
2348 VikTrackpoint *closest_tp;
2349 VikViewport *vvp;
2350 GList *closest_tpl;
2351} TPSearchParams;
2352
2353static void track_search_closest_tp ( gchar *name, VikTrack *t, TPSearchParams *params )
2354{
2355 GList *tpl = t->trackpoints;
2356 VikTrackpoint *tp;
2357
2358 if ( !t->visible )
2359 return;
2360
2361 while (tpl)
2362 {
2363 gint x, y;
2364 tp = VIK_TRACKPOINT(tpl->data);
2365
2366 vik_viewport_coord_to_screen ( params->vvp, &(tp->coord), &x, &y );
2367
2368 if ( abs (x - params->x) <= TRACKPOINT_SIZE_APPROX && abs (y - params->y) <= TRACKPOINT_SIZE_APPROX &&
2369 ((!params->closest_tp) || /* was the old trackpoint we already found closer than this one? */
2370 abs(x - params->x)+abs(y - params->y) < abs(x - params->closest_x)+abs(y - params->closest_y)))
2371 {
2372 params->closest_track_name = name;
2373 params->closest_tp = tp;
2374 params->closest_tpl = tpl;
2375 params->closest_x = x;
2376 params->closest_y = y;
2377 }
2378 tpl = tpl->next;
2379 }
2380}
2381
2382/* to be called when last_tpl no long exists. */
2383static void trw_layer_cancel_last_tp ( VikTrwLayer *vtl )
2384{
2385 if ( vtl->tpwin ) /* can't join with a non-existant TP. */
2386 vik_trw_layer_tpwin_disable_join ( vtl->tpwin );
2387 vtl->last_tpl = NULL;
2388 vtl->last_tp_track_name = NULL;
2389}
2390
2391static void trw_layer_cancel_current_tp ( VikTrwLayer *vtl, gboolean destroy )
2392{
2393 if ( vtl->tpwin )
2394 {
2395 if ( destroy)
2396 {
2397 gtk_widget_destroy ( GTK_WIDGET(vtl->tpwin) );
2398 vtl->tpwin = NULL;
2399 }
2400 else
2401 vik_trw_layer_tpwin_set_empty ( vtl->tpwin );
2402 }
2403 if ( vtl->current_tpl )
2404 {
2405 vtl->current_tpl = NULL;
2406 vtl->current_tp_track_name = NULL;
2407 vik_layer_emit_update(VIK_LAYER(vtl));
2408 }
2409}
2410
2411static void trw_layer_tpwin_response ( VikTrwLayer *vtl, gint response )
2412{
2413 g_assert ( vtl->tpwin != NULL );
2414 if ( response == VIK_TRW_LAYER_TPWIN_CLOSE )
2415 trw_layer_cancel_current_tp ( vtl, TRUE );
2416 else if ( response == VIK_TRW_LAYER_TPWIN_SPLIT && vtl->current_tpl->next && vtl->current_tpl->prev )
2417 {
2418 gchar *name;
2419 if ( ( name = a_dialog_new_track ( GTK_WINDOW(vtl->tpwin), vtl->tracks ) ) )
2420 {
2421 VikTrack *tr = vik_track_new ();
2422 GList *newglist = g_list_alloc ();
2423 newglist->prev = NULL;
2424 newglist->next = vtl->current_tpl->next;
2425 newglist->data = vik_trackpoint_copy(VIK_TRACKPOINT(vtl->current_tpl->data));
2426 tr->trackpoints = newglist;
2427
2428 vtl->current_tpl->next->prev = newglist; /* end old track here */
2429 vtl->current_tpl->next = NULL;
2430
2431 vtl->current_tpl = newglist; /* change tp to first of new track. */
2432 vtl->current_tp_track_name = name;
2433
2434 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2435
2436 vik_trw_layer_add_track ( vtl, name, tr );
2437 vik_layer_emit_update(VIK_LAYER(vtl));
2438 }
2439 }
2440 else if ( response == VIK_TRW_LAYER_TPWIN_DELETE )
2441 {
2442 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
2443 GList *new_tpl;
2444 g_assert(tr != NULL);
2445
2446 /* can't join with a non-existent trackpoint */
2447 vtl->last_tpl = NULL;
2448 vtl->last_tp_track_name = NULL;
2449
2450 if ( (new_tpl = vtl->current_tpl->next) || (new_tpl = vtl->current_tpl->prev) )
2451 {
2452 if ( VIK_TRACKPOINT(vtl->current_tpl->data)->newsegment && vtl->current_tpl->next )
2453 VIK_TRACKPOINT(vtl->current_tpl->next->data)->newsegment = TRUE; /* don't concat segments on del */
2454
2455 tr->trackpoints = g_list_remove_link ( tr->trackpoints, vtl->current_tpl ); /* this nulls current_tpl->prev and next */
2456
2457 /* at this point the old trackpoint exists, but the list links are correct (new), so it is safe to do this. */
2458 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, new_tpl, vtl->current_tp_track_name );
2459
2460 trw_layer_cancel_last_tp ( vtl );
2461
2462 g_free ( vtl->current_tpl->data ); /* TODO: vik_trackpoint_free() */
2463 g_list_free_1 ( vtl->current_tpl );
2464 vtl->current_tpl = new_tpl;
2465 vik_layer_emit_update(VIK_LAYER(vtl));
2466 }
2467 else
2468 {
2469 tr->trackpoints = g_list_remove_link ( tr->trackpoints, vtl->current_tpl );
2470 g_free ( vtl->current_tpl->data ); /* TODO longone: vik_trackpoint_new() and vik_trackpoint_free() */
2471 g_list_free_1 ( vtl->current_tpl );
2472 trw_layer_cancel_current_tp ( vtl, FALSE );
2473 }
2474 }
2475 else if ( response == VIK_TRW_LAYER_TPWIN_FORWARD && vtl->current_tpl->next )
2476 {
2477 vtl->last_tpl = vtl->current_tpl;
2478 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl = vtl->current_tpl->next, vtl->current_tp_track_name );
2479 vik_layer_emit_update(VIK_LAYER(vtl)); /* TODO longone: either move or only update if tp is inside drawing window */
2480 }
2481 else if ( response == VIK_TRW_LAYER_TPWIN_BACK && vtl->current_tpl->prev )
2482 {
2483 vtl->last_tpl = vtl->current_tpl;
2484 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl = vtl->current_tpl->prev, vtl->current_tp_track_name );
2485 vik_layer_emit_update(VIK_LAYER(vtl));
2486 }
2487 else if ( response == VIK_TRW_LAYER_TPWIN_JOIN )
2488 {
2489 VikTrack *tr1 = g_hash_table_lookup ( vtl->tracks, vtl->last_tp_track_name );
2490 VikTrack *tr2 = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
2491
2492 VikTrack *tr_first = tr1, *tr_last = tr2;
2493
2494 gchar *tmp;
2495
2496 if ( (!vtl->last_tpl->next) && (!vtl->current_tpl->next) ) /* both endpoints */
2497 vik_track_reverse ( tr2 ); /* reverse the second, that way second track clicked will be later. */
2498 else if ( (!vtl->last_tpl->prev) && (!vtl->current_tpl->prev) )
2499 vik_track_reverse ( tr1 );
2500 else if ( (!vtl->last_tpl->prev) && (!vtl->current_tpl->next) ) /* clicked startpoint, then endpoint -- concat end to start */
2501 {
2502 tr_first = tr2;
2503 tr_last = tr1;
2504 }
2505 /* default -- clicked endpoint then startpoint -- connect endpoint to startpoint */
2506
2507 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. */
2508 VIK_TRACKPOINT(tr_last->trackpoints->data)->newsegment = FALSE;
2509 tr1->trackpoints = g_list_concat ( tr_first->trackpoints, tr_last->trackpoints );
2510 tr2->trackpoints = NULL;
2511
2512 tmp = vtl->current_tp_track_name;
2513
2514 vtl->current_tp_track_name = vtl->last_tp_track_name; /* current_tp stays the same (believe it or not!) */
2515 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2516
2517 /* if we did this before, trw_layer_delete_track would have canceled the current tp because
2518 * it was the current track. canceling the current tp would have set vtl->current_tpl to NULL */
e4afc73a 2519 vik_trw_layer_delete_track ( vtl, tmp );
50a14534
EB		 2520
2521 trw_layer_cancel_last_tp ( vtl ); /* same TP, can't join. */
2522 vik_layer_emit_update(VIK_LAYER(vtl));
2523 }
2524 else if ( response == VIK_TRW_LAYER_TPWIN_DATA_CHANGED )
2525 vik_layer_emit_update (VIK_LAYER(vtl));
2526}
2527
2528static void trw_layer_tpwin_init ( VikTrwLayer *vtl )
2529{
2530 if ( ! vtl->tpwin )
2531 {
2532 vtl->tpwin = vik_trw_layer_tpwin_new ( VIK_GTK_WINDOW_FROM_LAYER(vtl) );
2533 g_signal_connect_swapped ( GTK_DIALOG(vtl->tpwin), "response", G_CALLBACK(trw_layer_tpwin_response), vtl );
2534 /* connect signals -- DELETE SIGNAL VERY IMPORTANT TO SET TO NULL */
2535 g_signal_connect_swapped ( vtl->tpwin, "delete-event", G_CALLBACK(trw_layer_cancel_current_tp), vtl );
2536 gtk_widget_show_all ( GTK_WIDGET(vtl->tpwin) );
2537 }
2538 if ( vtl->current_tpl )
2539 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2540 /* set layer name and TP data */
2541}
2542
2543static VikTrackpoint *closest_tp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y )
2544{
2545 TPSearchParams params;
2546 params.x = x;
2547 params.y = y;
2548 params.vvp = vvp;
2549 params.closest_track_name = NULL;
2550 params.closest_tp = NULL;
2551 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_search_closest_tp, &params);
2552 return params.closest_tp;
2553}
2554
2555static gboolean tool_edit_trackpoint_release ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2556{
2557 if ( vtl->moving_tp )
2558 {
2559 /* vtl->moving_tp_x, vtl->moving_tp_y, etc. */
2560 VikCoord new_coord;
2561 vtl->moving_tp = FALSE;
2562 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
2563
2564 /* snap to TP */
2565 if ( event->state & GDK_CONTROL_MASK )
2566 {
2567 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2568 if ( tp && tp != vtl->current_tpl->data )
2569 new_coord = tp->coord;
2570 }
2571
2572 VIK_TRACKPOINT(vtl->current_tpl->data)->coord = new_coord;
2573
2574 /* diff dist is diff from orig */
2575 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2576 /* can't join with itself! */
2577 trw_layer_cancel_last_tp ( vtl );
2578
2579 vik_layer_emit_update ( VIK_LAYER(vtl) );
2580 return TRUE;
2581 }
2582 return FALSE;
2583}
2584
2585static gboolean tool_edit_trackpoint ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2586{
2587 TPSearchParams params;
2588 /* OUTDATED DOCUMENTATION:
2589 find 5 pixel range on each side. then put these UTM, and a pointer
2590 to the winning track name (and maybe the winning track itself), and a
2591 pointer to the winning trackpoint, inside an array or struct. pass
2592 this along, do a foreach on the tracks which will do a foreach on the
2593 trackpoints. */
2594 params.vvp = vvp;
2595 params.x = event->x;
2596 params.y = event->y;
2597 params.closest_track_name = NULL;
2598 /* TODO: should get track listitem so we can break it up, make a new track, mess it up, all that. */
2599 params.closest_tp = NULL;
2600
2601 if ( vtl->current_tpl )
2602 {
2603 /* 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.) */
2604 VikTrackpoint *tp = VIK_TRACKPOINT(vtl->current_tpl->data);
2605 VikTrack *current_tr = VIK_TRACK(g_hash_table_lookup(vtl->tracks, vtl->current_tp_track_name));
2606 gint x, y;
2607 g_assert ( current_tr );
2608
2609 vik_viewport_coord_to_screen ( vvp, &(tp->coord), &x, &y );
2610
2611 if ( current_tr->visible &&
2612 abs(x - event->x) < TRACKPOINT_SIZE_APPROX &&
2613 abs(y - event->y) < TRACKPOINT_SIZE_APPROX )
2614 {
2615 vtl->moving_tp = TRUE;
2616 return TRUE;
2617 }
2618
2619 vtl->last_tpl = vtl->current_tpl;
2620 vtl->last_tp_track_name = vtl->current_tp_track_name;
2621 }
2622
2623 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_search_closest_tp, &params);
2624
2625 if ( params.closest_tp )
2626 {
2627 vtl->current_tpl = params.closest_tpl;
2628 vtl->current_tp_track_name = params.closest_track_name;
2629 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->tracks_iters, vtl->current_tp_track_name ) );
2630 trw_layer_tpwin_init ( vtl );
2631 vik_layer_emit_update ( VIK_LAYER(vtl) );
2632 return TRUE;
2633 }
2634
2635
2636 /* these aren't the droids you're looking for */
2637 return FALSE;
2638}
2639
2640typedef struct {
2641 gint x, y;
2642 gint closest_x, closest_y;
2643 gchar *closest_wp_name;
2644 VikWaypoint *closest_wp;
2645 VikViewport *vvp;
2646} WPSearchParams;
2647
2648static void waypoint_search_closest_tp ( gchar *name, VikWaypoint *wp, WPSearchParams *params )
2649{
2650 gint x, y;
2651 if ( !wp->visible )
2652 return;
2653
2654 vik_viewport_coord_to_screen ( params->vvp, &(wp->coord), &x, &y );
2655
2656 if ( abs (x - params->x) <= WAYPOINT_SIZE_APPROX && abs (y - params->y) <= WAYPOINT_SIZE_APPROX &&
2657 ((!params->closest_wp) || /* was the old waypoint we already found closer than this one? */
2658 abs(x - params->x)+abs(y - params->y) < abs(x - params->closest_x)+abs(y - params->closest_y)))
2659 {
2660 params->closest_wp_name = name;
2661 params->closest_wp = wp;
2662 params->closest_x = x;
2663 params->closest_y = y;
2664 }
2665}
2666
2667static gboolean tool_edit_waypoint_release ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2668{
2669 if ( vtl->moving_wp )
2670 {
2671 VikCoord new_coord;
2672 vtl->moving_wp = FALSE;
2673 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
2674
2675 /* snap to TP */
2676 if ( event->state & GDK_CONTROL_MASK )
2677 {
2678 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2679 if ( tp )
2680 new_coord = tp->coord;
2681 }
2682
2683 /* snap to WP */
2684 if ( event->state & GDK_SHIFT_MASK )
2685 {
2686 VikWaypoint *wp = closest_wp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2687 if ( wp && wp != vtl->current_wp )
2688 new_coord = wp->coord;
2689 }
2690
2691 vtl->current_wp->coord = new_coord;
2692 vik_layer_emit_update ( VIK_LAYER(vtl) );
2693 return TRUE;
2694 }
2695 /* PUT IN RIGHT PLACE!!! */
2696 if ( vtl->waypoint_rightclick )
2697 {
2698 if ( vtl->wp_right_click_menu )
2699 gtk_object_sink ( GTK_OBJECT(vtl->wp_right_click_menu) );
2700 vtl->wp_right_click_menu = GTK_MENU ( gtk_menu_new () );
2701 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 ) );
2702 gtk_menu_popup ( vtl->wp_right_click_menu, NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
2703 vtl->waypoint_rightclick = FALSE;
2704 }
2705 return FALSE;
2706}
2707
2708static VikWaypoint *closest_wp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y )
2709{
2710 WPSearchParams params;
2711 params.x = x;
2712 params.y = y;
2713 params.vvp = vvp;
2714 params.closest_wp = NULL;
2715 params.closest_wp_name = NULL;
2716 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_search_closest_tp, &params);
2717 return params.closest_wp;
2718}
2719
2720static gboolean tool_edit_waypoint ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2721{
2722 WPSearchParams params;
2723
2724 if ( vtl->current_wp && vtl->current_wp->visible )
2725 {
2726 /* first check if current WP is within area (other may be 'closer', but we want to move the current) */
2727 gint x, y;
2728 vik_viewport_coord_to_screen ( vvp, &(vtl->current_wp->coord), &x, &y );
2729
2730 if ( abs(x - event->x) < WAYPOINT_SIZE_APPROX &&
2731 abs(y - event->y) < WAYPOINT_SIZE_APPROX )
2732 {
2733 if ( event->button == 3 )
2734 vtl->waypoint_rightclick = TRUE; /* remember that we're clicking; other layers will ignore release signal */
2735 else
2736 vtl->moving_wp = TRUE;
2737 return TRUE;
2738 }
2739 }
2740
2741 params.vvp = vvp;
2742 params.x = event->x;
2743 params.y = event->y;
2744 params.closest_wp_name = NULL;
2745 /* TODO: should get track listitem so we can break it up, make a new track, mess it up, all that. */
2746 params.closest_wp = NULL;
2747 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_search_closest_tp, &params);
2748 if ( vtl->current_wp == params.closest_wp && vtl->current_wp != NULL )
2749 {
2750 vtl->moving_wp = TRUE;
2751 }
2752 else if ( params.closest_wp )
2753 {
2754 if ( event->button == 3 )
2755 vtl->waypoint_rightclick = TRUE; /* remember that we're clicking; other layers will ignore release signal */
2756 else
2757 vtl->waypoint_rightclick = FALSE;
2758
2759 vtl->current_wp = params.closest_wp;
2760 vtl->current_wp_name = params.closest_wp_name;
2761 vtl->moving_wp = FALSE;
2762
2763 if ( params.closest_wp )
2764 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->waypoints_iters, vtl->current_wp_name ) );
2765
2766 /* could make it so don't update if old WP is off screen and new is null but oh well */
2767 vik_layer_emit_update ( VIK_LAYER(vtl) );
2768 return TRUE;
2769 }
2770
2771 vtl->current_wp = NULL;
2772 vtl->current_wp_name = NULL;
2773 vtl->moving_wp = FALSE;
2774 vtl->waypoint_rightclick = FALSE;
2775 return FALSE;
2776}
2777
2778static gboolean tool_new_track ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2779{
2780 VikTrackpoint *tp;
2781
2782 if ( event->button == 3 && vtl->current_track )
2783 {
2784 /* undo */
2785 if ( vtl->current_track->trackpoints )
2786 {
2787 GList *last = g_list_last(vtl->current_track->trackpoints);
2788 g_free ( last->data );
2789 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
2790 }
2791 vik_layer_emit_update ( VIK_LAYER(vtl) );
2792 return TRUE;
2793 }
2794
2795 if ( event->type == GDK_2BUTTON_PRESS )
2796 {
2797 /* subtract last (duplicate from double click) tp then end */
2798 if ( vtl->current_track && vtl->current_track->trackpoints && vtl->ct_x1 == vtl->ct_x2 && vtl->ct_y1 == vtl->ct_y2 )
2799 {
2800 GList *last = g_list_last(vtl->current_track->trackpoints);
2801 g_free ( last->data );
2802 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
2803 /* undo last, then end */
2804 vtl->current_track = NULL;
2805 }
2806 return TRUE;
2807 }
2808
2809 if ( ! vtl->current_track )
2810 {
2811 gchar *name;
2812 if ( ( name = a_dialog_new_track ( VIK_GTK_WINDOW_FROM_LAYER(vtl), vtl->tracks ) ) )
2813 {
2814 vtl->current_track = vik_track_new();
2815 vtl->current_track->visible = TRUE;
2816 vik_trw_layer_add_track ( vtl, name, vtl->current_track );
2817 }
2818 else
2819 return TRUE;
2820 }
2821 tp = vik_trackpoint_new();
2822 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &(tp->coord) );
2823
2824 /* snap to other TP */
2825 if ( event->state & GDK_CONTROL_MASK )
2826 {
2827 VikTrackpoint *other_tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2828 if ( other_tp )
2829 tp->coord = other_tp->coord;
2830 }
2831
2832 tp->newsegment = FALSE;
2833 tp->has_timestamp = FALSE;
2834 tp->timestamp = 0;
2835 tp->altitude = VIK_DEFAULT_ALTITUDE;
2836 vtl->current_track->trackpoints = g_list_append ( vtl->current_track->trackpoints, tp );
2837
2838 vtl->ct_x1 = vtl->ct_x2;
2839 vtl->ct_y1 = vtl->ct_y2;
2840 vtl->ct_x2 = event->x;
2841 vtl->ct_y2 = event->y;
2842
2843 vik_layer_emit_update ( VIK_LAYER(vtl) );
2844 return TRUE;
2845}
2846
2847static void image_wp_make_list ( char *name, VikWaypoint *wp, GSList **pics )
2848{
2849 if ( wp->image && ( ! a_thumbnails_exists ( wp->image ) ) )
2850 *pics = g_slist_append ( *pics, (gpointer) g_strdup ( wp->image ) );
2851}
2852
2853static void create_thumbnails_thread ( GSList *pics, gpointer threaddata )
2854{
2855 guint total = g_slist_length(pics), done = 0;
2856 while ( pics )
2857 {
2858 a_thumbnails_create ( (gchar *) pics->data );
2859 a_background_thread_progress ( threaddata, ((gdouble) ++done) / total );
2860 pics = pics->next;
2861 }
2862}
2863
2864static void free_pics_slist ( GSList *pics )
2865{
2866 while ( pics )
2867 {
2868 g_free ( pics->data );
2869 pics = g_slist_delete_link ( pics, pics );
2870 }
2871}
2872
2873static void trw_layer_verify_thumbnails ( VikTrwLayer *vtl, GtkWidget *vp )
2874{
2875 if ( ! vtl->has_verified_thumbnails )
2876 {
2877 GSList *pics = NULL;
2878 g_hash_table_foreach ( vtl->waypoints, (GHFunc) image_wp_make_list, &pics );
2879 if ( pics )
2880 {
2881 gint len = g_slist_length ( pics );
2882 gchar *tmp = g_strdup_printf ( "Creating %d Image Thumbnails...", len );
2883 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 );
2884 g_free ( tmp );
2885 }
2886 }
2887}
2888
2889VikCoordMode vik_trw_layer_get_coord_mode ( VikTrwLayer *vtl )
2890{
2891 return vtl->coord_mode;
2892}
2893
2894
2895
2896static void waypoint_convert ( const gchar *name, VikWaypoint *wp, VikCoordMode *dest_mode )
2897{
2898 vik_coord_convert ( &(wp->coord), *dest_mode );
2899}
2900
2901static void track_convert ( const gchar *name, VikTrack *tr, VikCoordMode *dest_mode )
2902{
2903 vik_track_convert ( tr, *dest_mode );
2904}
2905
2906static void trw_layer_change_coord_mode ( VikTrwLayer *vtl, VikCoordMode dest_mode )
2907{
2908 if ( vtl->coord_mode != dest_mode )
2909 {
2910 vtl->coord_mode = dest_mode;
2911 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_convert, &dest_mode );
2912 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_convert, &dest_mode );
2913 }
2914}
e4afc73a
EB		 2915
2916VikWaypoint *vik_trw_layer_get_waypoint ( VikTrwLayer *vtl, gchar *name )
2917{
2918 return g_hash_table_lookup ( vtl->waypoints, name );
2919}
2920
2921VikTrack *vik_trw_layer_get_track ( VikTrwLayer *vtl, gchar *name )
2922{
2923 return g_hash_table_lookup ( vtl->tracks, name );
2924}
Viking GPS editor