2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
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.
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.
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
22 #define WAYPOINT_FONT "Sans 8"
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 */
28 #include "viktrwlayer_pixmap.h"
29 #include "viktrwlayer_tpwin.h"
30 #include "viktrwlayer_propwin.h"
31 #include "garminsymbols.h"
32 #include "thumbnails.h"
33 #include "background.h"
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
47 #define DRAWMODE_BY_TRACK 0
48 #define DRAWMODE_BY_VELOCITY 1
49 #define DRAWMODE_ALL_BLACK 2
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
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. */
63 VIK_TRW_LAYER_SUBLAYER_TRACKS,
64 VIK_TRW_LAYER_SUBLAYER_WAYPOINTS,
65 VIK_TRW_LAYER_SUBLAYER_TRACK,
66 VIK_TRW_LAYER_SUBLAYER_WAYPOINT
69 enum { WP_SYMBOL_FILLED_SQUARE, WP_SYMBOL_SQUARE, WP_SYMBOL_CIRCLE, WP_SYMBOL_X, WP_NUM_SYMBOLS };
74 GHashTable *tracks_iters;
75 GHashTable *waypoints_iters;
76 GHashTable *waypoints;
77 GtkTreeIter waypoints_iter, tracks_iter;
78 gboolean tracks_visible, waypoints_visible;
82 guint8 elevation_factor;
86 guint8 line_thickness;
87 guint8 bg_line_thickness;
91 gboolean wp_draw_symbols;
93 gdouble velocity_min, velocity_max;
95 guint16 track_gc_iter;
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;
104 VikCoordMode coord_mode;
106 /* wp editing tool */
107 VikWaypoint *current_wp;
108 gchar *current_wp_name;
110 gboolean waypoint_rightclick;
112 /* track editing tool */
114 gchar *current_tp_track_name;
115 VikTrwLayerTpwin *tpwin;
117 /* weird hack for joining tracks */
119 gchar *last_tp_track_name;
121 /* track editing tool -- more specifically, moving tps */
129 guint16 image_cache_size;
131 /* for waypoint text */
132 PangoLayout *wplabellayout;
134 gboolean has_verified_thumbnails;
136 GtkMenu *wp_right_click_menu;
139 VikStdLayerMenuItem menu_selection;
143 /* A caached waypoint image. */
146 gchar *image; /* filename */
149 struct DrawingParams {
153 guint16 width, height;
154 const VikCoord *center;
156 gboolean one_zone, lat_lon;
157 gdouble ce1, ce2, cn1, cn2;
160 static void vik_trw_layer_set_menu_selection(VikTrwLayer *vtl, guint16);
161 static guint16 vik_trw_layer_get_menu_selection(VikTrwLayer *vtl);
163 static void trw_layer_delete_item ( gpointer *pass_along );
164 static void trw_layer_copy_item_cb( gpointer *pass_along);
165 static void trw_layer_cut_item_cb( gpointer *pass_along);
167 static void trw_layer_find_maxmin_waypoints ( const gchar *name, const VikWaypoint *w, struct LatLon maxmin[2] );
168 static void trw_layer_find_maxmin_tracks ( const gchar *name, GList **t, struct LatLon maxmin[2] );
170 static void trw_layer_new_track_gcs ( VikTrwLayer *vtl, VikViewport *vp );
171 static void trw_layer_free_track_gcs ( VikTrwLayer *vtl );
173 static gint calculate_velocity ( VikTrwLayer *vtl, VikTrackpoint *tp1, VikTrackpoint *tp2 );
174 static void trw_layer_draw_track_cb ( const gchar *name, VikTrack *track, struct DrawingParams *dp );
175 static void trw_layer_draw_waypoint ( const gchar *name, VikWaypoint *wp, struct DrawingParams *dp );
177 static void goto_coord ( VikLayersPanel *vlp, const VikCoord *coord );
178 static void trw_layer_goto_track_startpoint ( gpointer pass_along[5] );
179 static void trw_layer_goto_track_endpoint ( gpointer pass_along[6] );
180 static void trw_layer_merge_by_timestamp ( gpointer pass_along[6] );
181 static void trw_layer_split_by_timestamp ( gpointer pass_along[6] );
182 static void trw_layer_centerize ( gpointer layer_and_vlp[2] );
183 static void trw_layer_export ( gpointer layer_and_vlp[2], guint file_type );
184 static void trw_layer_goto_wp ( gpointer layer_and_vlp[2] );
185 static void trw_layer_new_wp ( gpointer lav[2] );
188 static void trw_layer_properties_item ( gpointer pass_along[5] );
189 static void trw_layer_goto_waypoint ( gpointer pass_along[5] );
190 static void trw_layer_waypoint_gc_webpage ( gpointer pass_along[5] );
192 static void trw_layer_realize_waypoint ( gchar *name, VikWaypoint *wp, gpointer pass_along[4] );
193 static void trw_layer_realize_track ( gchar *name, VikTrack *track, gpointer pass_along[4] );
194 static void init_drawing_params ( struct DrawingParams *dp, VikViewport *vp );
197 static VikTrwLayer *trw_layer_copy ( VikTrwLayer *vtl, gpointer vp );
198 static void trw_layer_marshall( VikTrwLayer *vtl, guint8 **data, gint *len );
199 static VikTrwLayer *trw_layer_unmarshall( gpointer data, gint len, VikViewport *vvp );
201 static gboolean trw_layer_set_param ( VikTrwLayer *vtl, guint16 id, VikLayerParamData data, VikViewport *vp );
202 static VikLayerParamData trw_layer_get_param ( VikTrwLayer *vtl, guint16 id );
204 static void trw_layer_del_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer );
205 static void trw_layer_copy_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer, guint8 **item, guint *len );
206 static gboolean trw_layer_paste_item ( VikTrwLayer *vtl, gint subtype, guint8 *item, guint len );
207 static void trw_layer_free_copied_item ( gint subtype, gpointer item );
208 static void trw_layer_drag_drop_request ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path );
210 static void trw_layer_cancel_tps_of_track ( VikTrwLayer *vtl, const gchar *trk_name );
211 static void trw_layer_cancel_last_tp ( VikTrwLayer *vtl );
212 static void trw_layer_cancel_current_tp ( VikTrwLayer *vtl, gboolean destroy );
213 static void trw_layer_tpwin_response ( VikTrwLayer *vtl, gint response );
214 static void trw_layer_tpwin_init ( VikTrwLayer *vtl );
216 static gpointer tool_edit_trackpoint_create ( VikWindow *vw, VikViewport *vvp);
217 static gboolean tool_edit_trackpoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
218 static gboolean tool_edit_trackpoint_move ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
219 static gboolean tool_edit_trackpoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
220 static gpointer tool_show_picture_create ( VikWindow *vw, VikViewport *vvp);
221 static gboolean tool_show_picture_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
222 static gpointer tool_edit_waypoint_create ( VikWindow *vw, VikViewport *vvp);
223 static gboolean tool_edit_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
224 static gboolean tool_edit_waypoint_move ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
225 static gboolean tool_edit_waypoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data );
226 static gpointer tool_new_track_create ( VikWindow *vw, VikViewport *vvp);
227 static gboolean tool_new_track_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
228 static gpointer tool_new_waypoint_create ( VikWindow *vw, VikViewport *vvp);
229 static gboolean tool_new_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp );
231 static gboolean uppercase_exists_in_hash ( GHashTable *hash, const gchar *str );
233 static void cached_pixbuf_free ( CachedPixbuf *cp );
234 static gint cached_pixbuf_cmp ( CachedPixbuf *cp, const gchar *name );
235 static void trw_layer_verify_thumbnails ( VikTrwLayer *vtl, GtkWidget *vp );
237 static VikTrackpoint *closest_tp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y );
238 static VikWaypoint *closest_wp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y );
240 static void trw_layer_change_coord_mode ( VikTrwLayer *vtl, VikCoordMode dest_mode );
242 static gchar *get_new_unique_sublayer_name (VikTrwLayer *vtl, gint sublayer_type, const gchar *name);
243 static void waypoint_convert ( const gchar *name, VikWaypoint *wp, VikCoordMode *dest_mode );
244 static void track_convert ( const gchar *name, VikTrack *tr, VikCoordMode *dest_mode );
246 static VikToolInterface trw_layer_tools[] = {
247 { "Create Waypoint", (VikToolConstructorFunc) tool_new_waypoint_create, NULL, NULL, NULL,
248 (VikToolMouseFunc) tool_new_waypoint_click, NULL, NULL },
250 { "Create Track", (VikToolConstructorFunc) tool_new_track_create, NULL, NULL, NULL,
251 (VikToolMouseFunc) tool_new_track_click, NULL, NULL },
253 { "Edit Waypoint", (VikToolConstructorFunc) tool_edit_waypoint_create, NULL, NULL, NULL,
254 (VikToolMouseFunc) tool_edit_waypoint_click,
255 (VikToolMouseFunc) tool_edit_waypoint_move,
256 (VikToolMouseFunc) tool_edit_waypoint_release },
258 { "Edit Trackpoint", (VikToolConstructorFunc) tool_edit_trackpoint_create, NULL, NULL, NULL,
259 (VikToolMouseFunc) tool_edit_trackpoint_click,
260 (VikToolMouseFunc) tool_edit_trackpoint_move,
261 (VikToolMouseFunc) tool_edit_trackpoint_release },
263 { "Show Picture", (VikToolConstructorFunc) tool_show_picture_create, NULL, NULL, NULL,
264 (VikToolMouseFunc) tool_show_picture_click, NULL, NULL },
267 /****** PARAMETERS ******/
269 static gchar *params_groups[] = { "Waypoints", "Tracks", "Waypoint Images" };
270 enum { GROUP_WAYPOINTS, GROUP_TRACKS, GROUP_IMAGES };
272 static gchar *params_drawmodes[] = { "Draw by Track", "Draw by Velocity", "All Tracks Black", 0 };
273 static gchar *params_wpsymbols[] = { "Filled Square", "Square", "Circle", "X", 0 };
276 static VikLayerParamScale params_scales[] = {
277 /* min max step digits */
278 { 1, 10, 1, 0 }, /* line_thickness */
279 { 0.0, 99.0, 1, 2 }, /* velocity_min */
280 { 1.0, 100.0, 1.0, 2 }, /* velocity_max */
281 /* 5 * step == how much to turn */
282 { 16, 128, 3.2, 0 }, /* image_size */
283 { 0, 255, 5, 0 }, /* image alpha */
284 { 5, 500, 5, 0 }, /* image cache_size */
285 { 0, 8, 1, 0 }, /* image cache_size */
286 { 1, 64, 1, 0 }, /* wpsize */
287 { MIN_STOP_LENGTH, MAX_STOP_LENGTH, 1, 0 }, /* stop_length */
288 { 1, 100, 1, 0 }, /* stop_length */
291 VikLayerParam trw_layer_params[] = {
292 { "tracks_visible", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_NOT_IN_PROPERTIES },
293 { "waypoints_visible", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_NOT_IN_PROPERTIES },
295 { "drawmode", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Track Drawing Mode:", VIK_LAYER_WIDGET_RADIOGROUP, NULL },
296 { "drawlines", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Track Lines", VIK_LAYER_WIDGET_CHECKBUTTON },
297 { "drawpoints", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Trackpoints", VIK_LAYER_WIDGET_CHECKBUTTON },
298 { "drawelevation", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Elevation", VIK_LAYER_WIDGET_CHECKBUTTON },
299 { "elevation_factor", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Draw Elevation Height %:", VIK_LAYER_WIDGET_HSCALE, params_scales + 9 },
301 { "drawstops", VIK_LAYER_PARAM_BOOLEAN, GROUP_TRACKS, "Draw Stops", VIK_LAYER_WIDGET_CHECKBUTTON },
302 { "stop_length", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Min Stop Length (seconds):", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 8 },
304 { "line_thickness", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Track Thickness:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 0 },
305 { "bg_line_thickness", VIK_LAYER_PARAM_UINT, GROUP_TRACKS, "Track BG Thickness:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 6 },
306 { "trackbgcolor", VIK_LAYER_PARAM_COLOR, GROUP_TRACKS, "Track Background Color", VIK_LAYER_WIDGET_COLOR, 0 },
307 { "velocity_min", VIK_LAYER_PARAM_DOUBLE, GROUP_TRACKS, "Min Track Velocity:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 1 },
308 { "velocity_max", VIK_LAYER_PARAM_DOUBLE, GROUP_TRACKS, "Max Track Velocity:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 2 },
310 { "drawlabels", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, "Draw Labels", VIK_LAYER_WIDGET_CHECKBUTTON },
311 { "wpcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, "Waypoint Color:", VIK_LAYER_WIDGET_COLOR, 0 },
312 { "wptextcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, "Waypoint Text:", VIK_LAYER_WIDGET_COLOR, 0 },
313 { "wpbgcolor", VIK_LAYER_PARAM_COLOR, GROUP_WAYPOINTS, "Background:", VIK_LAYER_WIDGET_COLOR, 0 },
314 { "wpbgand", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, "Fake BG Color Translucency:", VIK_LAYER_WIDGET_CHECKBUTTON, 0 },
315 { "wpsymbol", VIK_LAYER_PARAM_UINT, GROUP_WAYPOINTS, "Waypoint marker:", VIK_LAYER_WIDGET_RADIOGROUP, NULL },
316 { "wpsize", VIK_LAYER_PARAM_UINT, GROUP_WAYPOINTS, "Waypoint size:", VIK_LAYER_WIDGET_SPINBUTTON, params_scales + 7 },
317 { "wpsyms", VIK_LAYER_PARAM_BOOLEAN, GROUP_WAYPOINTS, "Draw Waypoint Symbols:", VIK_LAYER_WIDGET_CHECKBUTTON },
319 { "drawimages", VIK_LAYER_PARAM_BOOLEAN, GROUP_IMAGES, "Draw Waypoint Images", VIK_LAYER_WIDGET_CHECKBUTTON },
320 { "image_size", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, "Image Size (pixels):", VIK_LAYER_WIDGET_HSCALE, params_scales + 3 },
321 { "image_alpha", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, "Image Alpha:", VIK_LAYER_WIDGET_HSCALE, params_scales + 4 },
322 { "image_cache_size", VIK_LAYER_PARAM_UINT, GROUP_IMAGES, "Image Memory Cache Size:", VIK_LAYER_WIDGET_HSCALE, params_scales + 5 },
325 enum { 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 };
327 /****** END PARAMETERS ******/
329 VikLayerInterface vik_trw_layer_interface = {
334 sizeof(trw_layer_tools) / sizeof(VikToolInterface),
338 params_groups, /* params_groups */
339 sizeof(params_groups)/sizeof(params_groups[0]), /* number of groups */
343 (VikLayerFuncCreate) vik_trw_layer_create,
344 (VikLayerFuncRealize) vik_trw_layer_realize,
345 (VikLayerFuncPostRead) trw_layer_verify_thumbnails,
346 (VikLayerFuncFree) vik_trw_layer_free,
348 (VikLayerFuncProperties) NULL,
349 (VikLayerFuncDraw) vik_trw_layer_draw,
350 (VikLayerFuncChangeCoordMode) trw_layer_change_coord_mode,
352 (VikLayerFuncSetMenuItemsSelection) vik_trw_layer_set_menu_selection,
353 (VikLayerFuncGetMenuItemsSelection) vik_trw_layer_get_menu_selection,
355 (VikLayerFuncAddMenuItems) vik_trw_layer_add_menu_items,
356 (VikLayerFuncSublayerAddMenuItems) vik_trw_layer_sublayer_add_menu_items,
358 (VikLayerFuncSublayerRenameRequest) vik_trw_layer_sublayer_rename_request,
359 (VikLayerFuncSublayerToggleVisible) vik_trw_layer_sublayer_toggle_visible,
361 (VikLayerFuncCopy) trw_layer_copy,
362 (VikLayerFuncMarshall) trw_layer_marshall,
363 (VikLayerFuncUnmarshall) trw_layer_unmarshall,
365 (VikLayerFuncSetParam) trw_layer_set_param,
366 (VikLayerFuncGetParam) trw_layer_get_param,
368 (VikLayerFuncReadFileData) a_gpspoint_read_file,
369 (VikLayerFuncWriteFileData) a_gpspoint_write_file,
371 (VikLayerFuncDeleteItem) trw_layer_del_item,
372 (VikLayerFuncCopyItem) trw_layer_copy_item,
373 (VikLayerFuncPasteItem) trw_layer_paste_item,
374 (VikLayerFuncFreeCopiedItem) trw_layer_free_copied_item,
376 (VikLayerFuncDragDropRequest) trw_layer_drag_drop_request,
379 /* for copy & paste (I think?) */
387 GType vik_trw_layer_get_type ()
389 static GType vtl_type = 0;
393 static const GTypeInfo vtl_info =
395 sizeof (VikTrwLayerClass),
396 NULL, /* base_init */
397 NULL, /* base_finalize */
398 NULL, /* class init */
399 NULL, /* class_finalize */
400 NULL, /* class_data */
401 sizeof (VikTrwLayer),
403 NULL /* instance init */
405 vtl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikTrwLayer", &vtl_info, 0 );
411 static void trw_layer_del_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer )
413 static gpointer pass_along[5];
419 pass_along[1] = NULL;
420 pass_along[2] = (gpointer) subtype;
421 pass_along[3] = sublayer;
422 pass_along[4] = NULL;
424 trw_layer_delete_item ( pass_along );
427 static void trw_layer_copy_item_cb( gpointer pass_along[5])
429 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
430 gint subtype = (gint)pass_along[2];
431 gpointer * sublayer = pass_along[3];
435 trw_layer_copy_item( vtl, subtype, sublayer, &data, &len);
438 a_clipboard_copy( VIK_CLIPBOARD_DATA_SUBLAYER, VIK_LAYER_TRW,
443 static void trw_layer_cut_item_cb( gpointer pass_along[5])
445 trw_layer_copy_item_cb(pass_along);
446 trw_layer_delete_item(pass_along);
449 static void trw_layer_copy_item ( VikTrwLayer *vtl, gint subtype, gpointer sublayer, guint8 **item, guint *len )
455 fprintf(stderr, "%s:%s() called\n", __FILE__, __PRETTY_FUNCTION__);
461 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
463 vik_waypoint_marshall ( g_hash_table_lookup ( vtl->waypoints, sublayer ), &id, &il );
465 vik_track_marshall ( g_hash_table_lookup ( vtl->tracks, sublayer ), &id, &il );
468 *len = sizeof(FlatItem) + strlen(sublayer) + 1 + il;
469 fi = g_malloc ( *len );
470 fi->len = strlen(sublayer) + 1;
471 memcpy(fi->data, sublayer, fi->len);
472 memcpy(fi->data + fi->len, id, il);
474 *item = (guint8 *)fi;
477 static gboolean trw_layer_paste_item ( VikTrwLayer *vtl, gint subtype, guint8 *item, guint len )
479 FlatItem *fi = (FlatItem *) item;
481 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT && fi )
486 name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, (gchar *)fi->data);
487 w = vik_waypoint_unmarshall(fi->data + fi->len, len - sizeof(*fi) - fi->len);
488 vik_trw_layer_add_waypoint ( vtl, name, w );
489 waypoint_convert(name, w, &vtl->coord_mode);
492 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK && fi )
496 name = get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_TRACK, (gchar *)fi->data);
497 t = vik_track_unmarshall(fi->data + fi->len, len - sizeof(*fi) - fi->len);
498 vik_trw_layer_add_track ( vtl, name, t );
499 track_convert(name, t, &vtl->coord_mode);
505 static void trw_layer_free_copied_item ( gint subtype, gpointer item )
512 static void waypoint_copy ( const gchar *name, VikWaypoint *wp, GHashTable *dest )
514 g_hash_table_insert ( dest, g_strdup(name), vik_waypoint_copy(wp) );
517 static gboolean trw_layer_set_param ( VikTrwLayer *vtl, guint16 id, VikLayerParamData data, VikViewport *vp )
521 case PARAM_TV: vtl->tracks_visible = data.b; break;
522 case PARAM_WV: vtl->waypoints_visible = data.b; break;
523 case PARAM_DM: vtl->drawmode = data.u; break;
524 case PARAM_DP: vtl->drawpoints = data.b; break;
525 case PARAM_DE: vtl->drawelevation = data.b; break;
526 case PARAM_DS: vtl->drawstops = data.b; break;
527 case PARAM_DL: vtl->drawlines = data.b; break;
528 case PARAM_SL: if ( data.u >= MIN_STOP_LENGTH && data.u <= MAX_STOP_LENGTH )
529 vtl->stop_length = data.u;
531 case PARAM_EF: if ( data.u >= 1 && data.u <= 100 )
532 vtl->elevation_factor = data.u;
534 case PARAM_LT: if ( data.u > 0 && data.u < 15 && data.u != vtl->line_thickness )
536 vtl->line_thickness = data.u;
537 trw_layer_new_track_gcs ( vtl, vp );
540 case PARAM_BLT: if ( data.u > 0 && data.u <= 8 && data.u != vtl->bg_line_thickness )
542 vtl->bg_line_thickness = data.u;
543 trw_layer_new_track_gcs ( vtl, vp );
546 case PARAM_VMIN: vtl->velocity_min = data.d; break;
547 case PARAM_VMAX: vtl->velocity_max = data.d; break;
548 case PARAM_TBGC: gdk_gc_set_rgb_fg_color(vtl->track_bg_gc, &(data.c)); break;
549 case PARAM_DLA: vtl->drawlabels = data.b; break;
550 case PARAM_DI: vtl->drawimages = data.b; break;
551 case PARAM_IS: if ( data.u != vtl->image_size )
553 vtl->image_size = data.u;
554 g_list_foreach ( vtl->image_cache->head, (GFunc) cached_pixbuf_free, NULL );
555 g_queue_free ( vtl->image_cache );
556 vtl->image_cache = g_queue_new ();
559 case PARAM_IA: vtl->image_alpha = data.u; break;
560 case PARAM_ICS: vtl->image_cache_size = data.u;
561 while ( vtl->image_cache->length > vtl->image_cache_size ) /* if shrinking cache_size, free pixbuf ASAP */
562 cached_pixbuf_free ( g_queue_pop_tail ( vtl->image_cache ) );
564 case PARAM_WPC: gdk_gc_set_rgb_fg_color(vtl->waypoint_gc, &(data.c)); break;
565 case PARAM_WPTC: gdk_gc_set_rgb_fg_color(vtl->waypoint_text_gc, &(data.c)); break;
566 case PARAM_WPBC: gdk_gc_set_rgb_fg_color(vtl->waypoint_bg_gc, &(data.c)); break;
567 case PARAM_WPBA: gdk_gc_set_function(vtl->waypoint_bg_gc, data.b ? GDK_AND : GDK_COPY ); break;
568 case PARAM_WPSYM: if ( data.u < WP_NUM_SYMBOLS ) vtl->wp_symbol = data.u; break;
569 case PARAM_WPSIZE: if ( data.u > 0 && data.u <= 64 ) vtl->wp_size = data.u; break;
570 case PARAM_WPSYMS: vtl->wp_draw_symbols = data.b; break;
575 static VikLayerParamData trw_layer_get_param ( VikTrwLayer *vtl, guint16 id )
577 VikLayerParamData rv;
580 case PARAM_TV: rv.b = vtl->tracks_visible; break;
581 case PARAM_WV: rv.b = vtl->waypoints_visible; break;
582 case PARAM_DM: rv.u = vtl->drawmode; break;
583 case PARAM_DP: rv.b = vtl->drawpoints; break;
584 case PARAM_DE: rv.b = vtl->drawelevation; break;
585 case PARAM_EF: rv.u = vtl->elevation_factor; break;
586 case PARAM_DS: rv.b = vtl->drawstops; break;
587 case PARAM_SL: rv.u = vtl->stop_length; break;
588 case PARAM_DL: rv.b = vtl->drawlines; break;
589 case PARAM_LT: rv.u = vtl->line_thickness; break;
590 case PARAM_BLT: rv.u = vtl->bg_line_thickness; break;
591 case PARAM_VMIN: rv.d = vtl->velocity_min; break;
592 case PARAM_VMAX: rv.d = vtl->velocity_max; break;
593 case PARAM_DLA: rv.b = vtl->drawlabels; break;
594 case PARAM_DI: rv.b = vtl->drawimages; break;
595 case PARAM_TBGC: vik_gc_get_fg_color(vtl->track_bg_gc, &(rv.c)); break;
596 case PARAM_IS: rv.u = vtl->image_size; break;
597 case PARAM_IA: rv.u = vtl->image_alpha; break;
598 case PARAM_ICS: rv.u = vtl->image_cache_size; break;
599 case PARAM_WPC: vik_gc_get_fg_color(vtl->waypoint_gc, &(rv.c)); break;
600 case PARAM_WPTC: vik_gc_get_fg_color(vtl->waypoint_text_gc, &(rv.c)); break;
601 case PARAM_WPBC: vik_gc_get_fg_color(vtl->waypoint_bg_gc, &(rv.c)); break;
602 case PARAM_WPBA: rv.b = (vik_gc_get_function(vtl->waypoint_bg_gc)==GDK_AND); break;
603 case PARAM_WPSYM: rv.u = vtl->wp_symbol; break;
604 case PARAM_WPSIZE: rv.u = vtl->wp_size; break;
605 case PARAM_WPSYMS: rv.b = vtl->wp_draw_symbols; break;
610 static void track_copy ( const gchar *name, VikTrack *tr, GHashTable *dest )
612 g_hash_table_insert ( dest, g_strdup ( name ), vik_track_copy(tr) );
615 static void trw_layer_marshall( VikTrwLayer *vtl, guint8 **data, gint *len )
624 if ((f = fdopen(g_file_open_tmp (NULL, &tmpname, NULL), "r+"))) {
625 a_gpx_write_file(vtl, f);
626 vik_layer_marshall_params(VIK_LAYER(vtl), &pd, &pl);
628 g_file_get_contents(tmpname, (void *)&dd, (void *)&dl, NULL);
629 *len = sizeof(pl) + pl + dl;
630 *data = g_malloc(*len);
631 memcpy(*data, &pl, sizeof(pl));
632 memcpy(*data + sizeof(pl), pd, pl);
633 memcpy(*data + sizeof(pl) + pl, dd, dl);
642 static VikTrwLayer *trw_layer_unmarshall( gpointer data, gint len, VikViewport *vvp )
644 VikTrwLayer *rv = VIK_TRW_LAYER(vik_layer_create ( VIK_LAYER_TRW, vvp, NULL, FALSE ));
650 memcpy(&pl, data, sizeof(pl));
652 vik_layer_unmarshall_params ( VIK_LAYER(rv), data, pl, vvp );
655 if (!(f = fdopen(g_file_open_tmp (NULL, &tmpname, NULL), "r+"))) {
656 g_critical("couldn't open temp file\n");
659 fwrite(data, len - pl - sizeof(pl), 1, f);
661 a_gpx_read_file(rv, f);
668 static VikTrwLayer *trw_layer_copy ( VikTrwLayer *vtl, gpointer vp )
670 VikTrwLayer *rv = vik_trw_layer_new ( vtl->drawmode );
671 PangoFontDescription *pfd;
672 rv->wplabellayout = gtk_widget_create_pango_layout (GTK_WIDGET(vp), NULL);
673 pfd = pango_font_description_from_string (WAYPOINT_FONT);
674 pango_layout_set_font_description (rv->wplabellayout, pfd);
675 /* freeing PangoFontDescription, cause it has been copied by prev. call */
676 pango_font_description_free (pfd);
678 rv->tracks_visible = vtl->tracks_visible;
679 rv->waypoints_visible = vtl->waypoints_visible;
680 rv->drawpoints = vtl->drawpoints;
681 rv->drawstops = vtl->drawstops;
682 rv->drawelevation = vtl->drawelevation;
683 rv->elevation_factor = vtl->elevation_factor;
684 rv->drawlines = vtl->drawlines;
685 rv->stop_length = vtl->stop_length;
686 rv->line_thickness = vtl->line_thickness;
687 rv->bg_line_thickness = vtl->bg_line_thickness;
688 rv->velocity_min = vtl->velocity_min;
689 rv->velocity_max = vtl->velocity_max;
690 rv->drawlabels = vtl->drawlabels;
691 rv->drawimages = vtl->drawimages;
692 rv->image_size = vtl->image_size;
693 rv->image_alpha = vtl->image_alpha;
694 rv->image_cache_size = vtl->image_cache_size;
695 rv->has_verified_thumbnails = TRUE;
696 rv->coord_mode = vtl->coord_mode;
697 rv->wp_symbol = vtl->wp_symbol;
698 rv->wp_size = vtl->wp_size;
699 rv->wp_draw_symbols = vtl->wp_draw_symbols;
701 trw_layer_new_track_gcs ( rv, VIK_VIEWPORT(vp) );
703 rv->waypoint_gc = gdk_gc_new ( GTK_WIDGET(vp)->window );
704 gdk_gc_set_line_attributes ( rv->waypoint_gc, 2, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
706 rv->waypoint_text_gc = gdk_gc_new ( GTK_WIDGET(vp)->window );
707 rv->waypoint_bg_gc = gdk_gc_new ( GTK_WIDGET(vp)->window );
708 gdk_gc_copy ( rv->waypoint_gc, vtl->waypoint_gc );
709 gdk_gc_copy ( rv->waypoint_text_gc, vtl->waypoint_text_gc );
710 gdk_gc_copy ( rv->waypoint_bg_gc, vtl->waypoint_bg_gc );
712 rv->waypoint_font = gdk_font_load ( "-*-helvetica-bold-r-normal-*-*-100-*-*-p-*-iso8859-1" );
714 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_copy, rv->waypoints );
715 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_copy, rv->tracks );
720 static GList * a_array_to_glist(gpointer data[])
724 for (p = data; *p; p++)
725 gl = g_list_prepend(gl, *p);
726 return(g_list_reverse(gl));
729 VikTrwLayer *vik_trw_layer_new ( gint drawmode )
731 if (trw_layer_params[PARAM_DM].widget_data == NULL)
732 trw_layer_params[PARAM_DM].widget_data = a_array_to_glist(params_drawmodes);
733 if (trw_layer_params[PARAM_WPSYM].widget_data == NULL)
734 trw_layer_params[PARAM_WPSYM].widget_data = a_array_to_glist(params_wpsymbols);
736 VikTrwLayer *rv = VIK_TRW_LAYER ( g_object_new ( VIK_TRW_LAYER_TYPE, NULL ) );
737 vik_layer_init ( VIK_LAYER(rv), VIK_LAYER_TRW );
739 rv->waypoints = g_hash_table_new_full ( g_str_hash, g_str_equal, g_free, (GDestroyNotify) vik_waypoint_free );
740 rv->tracks = g_hash_table_new_full ( g_str_hash, g_str_equal, g_free, (GDestroyNotify) vik_track_free );
741 rv->tracks_iters = g_hash_table_new_full ( g_str_hash, g_str_equal, NULL, g_free );
742 rv->waypoints_iters = g_hash_table_new_full ( g_str_hash, g_str_equal, NULL, g_free );
744 /* TODO: constants at top */
745 rv->waypoints_visible = rv->tracks_visible = TRUE;
746 rv->drawmode = drawmode;
747 rv->drawpoints = TRUE;
748 rv->drawstops = FALSE;
749 rv->drawelevation = FALSE;
750 rv->elevation_factor = 30;
751 rv->stop_length = 60;
752 rv->drawlines = TRUE;
753 rv->wplabellayout = NULL;
754 rv->wp_right_click_menu = NULL;
755 rv->waypoint_gc = NULL;
756 rv->waypoint_text_gc = NULL;
757 rv->waypoint_bg_gc = NULL;
759 rv->velocity_max = 5.0;
760 rv->velocity_min = 0.0;
761 rv->line_thickness = 1;
762 rv->bg_line_thickness = 0;
763 rv->current_wp = NULL;
764 rv->current_wp_name = NULL;
765 rv->current_track = NULL;
766 rv->current_tpl = NULL;
767 rv->current_tp_track_name = NULL;
768 rv->moving_tp = FALSE;
769 rv->moving_wp = FALSE;
770 rv->waypoint_rightclick = FALSE;
772 rv->last_tp_track_name = NULL;
774 rv->image_cache = g_queue_new();
776 rv->image_alpha = 255;
777 rv->image_cache_size = 300;
778 rv->drawimages = TRUE;
779 rv->drawlabels = TRUE;
784 void vik_trw_layer_free ( VikTrwLayer *trwlayer )
786 g_hash_table_destroy(trwlayer->waypoints);
787 g_hash_table_destroy(trwlayer->tracks);
789 /* ODC: replace with GArray */
790 trw_layer_free_track_gcs ( trwlayer );
792 if ( trwlayer->wp_right_click_menu )
793 gtk_object_sink ( GTK_OBJECT(trwlayer->wp_right_click_menu) );
795 if ( trwlayer->wplabellayout != NULL)
796 g_object_unref ( G_OBJECT ( trwlayer->wplabellayout ) );
798 if ( trwlayer->waypoint_gc != NULL )
799 g_object_unref ( G_OBJECT ( trwlayer->waypoint_gc ) );
801 if ( trwlayer->waypoint_text_gc != NULL )
802 g_object_unref ( G_OBJECT ( trwlayer->waypoint_text_gc ) );
804 if ( trwlayer->waypoint_bg_gc != NULL )
805 g_object_unref ( G_OBJECT ( trwlayer->waypoint_bg_gc ) );
807 if ( trwlayer->waypoint_font != NULL )
808 gdk_font_unref ( trwlayer->waypoint_font );
810 if ( trwlayer->tpwin != NULL )
811 gtk_widget_destroy ( GTK_WIDGET(trwlayer->tpwin) );
813 g_list_foreach ( trwlayer->image_cache->head, (GFunc) cached_pixbuf_free, NULL );
814 g_queue_free ( trwlayer->image_cache );
817 static void init_drawing_params ( struct DrawingParams *dp, VikViewport *vp )
820 dp->xmpp = vik_viewport_get_xmpp ( vp );
821 dp->ympp = vik_viewport_get_ympp ( vp );
822 dp->width = vik_viewport_get_width ( vp );
823 dp->height = vik_viewport_get_height ( vp );
824 dp->center = vik_viewport_get_center ( vp );
825 dp->one_zone = vik_viewport_is_one_zone ( vp ); /* false if some other projection besides UTM */
826 dp->lat_lon = vik_viewport_get_coord_mode ( vp ) == VIK_COORD_LATLON;
831 w2 = dp->xmpp * (dp->width / 2) + 1600 / dp->xmpp;
832 h2 = dp->ympp * (dp->height / 2) + 1600 / dp->ympp;
833 /* leniency -- for tracks. Obviously for waypoints this SHOULD be a lot smaller */
835 dp->ce1 = dp->center->east_west-w2;
836 dp->ce2 = dp->center->east_west+w2;
837 dp->cn1 = dp->center->north_south-h2;
838 dp->cn2 = dp->center->north_south+h2;
839 } else if ( dp->lat_lon ) {
840 VikCoord upperleft, bottomright;
841 /* quick & dirty calculation; really want to check all corners due to lat/lon smaller at top in northern hemisphere */
842 /* this also DOESN'T WORK if you are crossing 180/-180 lon. I don't plan to in the near future... */
843 vik_viewport_screen_to_coord ( vp, -500, -500, &upperleft );
844 vik_viewport_screen_to_coord ( vp, dp->width+500, dp->height+500, &bottomright );
845 dp->ce1 = upperleft.east_west;
846 dp->ce2 = bottomright.east_west;
847 dp->cn1 = bottomright.north_south;
848 dp->cn2 = upperleft.north_south;
851 dp->track_gc_iter = 0;
854 static gint calculate_velocity ( VikTrwLayer *vtl, VikTrackpoint *tp1, VikTrackpoint *tp2 )
856 static gdouble rv = 0;
857 if ( tp1->has_timestamp && tp2->has_timestamp )
859 rv = ( vik_coord_diff ( &(tp1->coord), &(tp2->coord) )
860 / (tp1->timestamp - tp2->timestamp) ) - vtl->velocity_min;
863 return VIK_TRW_LAYER_TRACK_GC_MIN;
864 else if ( vtl->velocity_min >= vtl->velocity_max )
865 return VIK_TRW_LAYER_TRACK_GC_MAX;
867 rv *= (VIK_TRW_LAYER_TRACK_GC_RATES / (vtl->velocity_max - vtl->velocity_min));
869 if ( rv >= VIK_TRW_LAYER_TRACK_GC_MAX )
870 return VIK_TRW_LAYER_TRACK_GC_MAX;
874 return VIK_TRW_LAYER_TRACK_GC_BLACK;
877 void draw_utm_skip_insignia ( VikViewport *vvp, GdkGC *gc, gint x, gint y )
879 vik_viewport_draw_line ( vvp, gc, x+5, y, x-5, y );
880 vik_viewport_draw_line ( vvp, gc, x, y+5, x, y-5 );
881 vik_viewport_draw_line ( vvp, gc, x+5, y+5, x-5, y-5 );
882 vik_viewport_draw_line ( vvp, gc, x+5, y-5, x-5, y+5 );
885 static void trw_layer_draw_track ( const gchar *name, VikTrack *track, struct DrawingParams *dp, gboolean drawing_white_background )
887 /* TODO: this function is a mess, get rid of any redundancy */
888 GList *list = track->trackpoints;
889 gboolean useoldvals = TRUE;
893 gboolean drawelevation;
894 gdouble min_alt, max_alt, alt_diff = 0;
896 const guint8 tp_size_reg = 2;
897 const guint8 tp_size_cur = 4;
900 if ( dp->vtl->drawelevation )
902 /* assume if it has elevation at the beginning, it has it throughout. not ness a true good assumption */
903 if ( ( drawelevation = vik_track_get_minmax_alt ( track, &min_alt, &max_alt ) ) )
904 alt_diff = max_alt - min_alt;
907 if ( ! track->visible )
910 /* admittedly this is not an efficient way to do it because we go through the whole GC thing all over... */
911 if ( dp->vtl->bg_line_thickness && !drawing_white_background )
912 trw_layer_draw_track ( name, track, dp, TRUE );
914 if ( drawing_white_background )
915 drawpoints = drawstops = FALSE;
917 drawpoints = dp->vtl->drawpoints;
918 drawstops = dp->vtl->drawstops;
922 int x, y, oldx, oldy;
923 VikTrackpoint *tp = VIK_TRACKPOINT(list->data);
925 tp_size = (list == dp->vtl->current_tpl) ? tp_size_cur : tp_size_reg;
927 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
929 if ( (drawpoints) && dp->track_gc_iter < VIK_TRW_LAYER_TRACK_GC )
931 GdkPoint trian[3] = { { x, y-(3*tp_size) }, { x-(2*tp_size), y+(2*tp_size) }, {x+(2*tp_size), y+(2*tp_size)} };
932 vik_viewport_draw_polygon ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), TRUE, trian, 3 );
938 if ( dp->vtl->drawmode == DRAWMODE_ALL_BLACK )
939 dp->track_gc_iter = VIK_TRW_LAYER_TRACK_GC_MAX + 1;
941 while ((list = g_list_next(list)))
943 tp = VIK_TRACKPOINT(list->data);
944 tp_size = (list == dp->vtl->current_tpl) ? tp_size_cur : tp_size_reg;
946 /* check some stuff -- but only if we're in UTM and there's only ONE ZONE; or lat lon */
947 if ( (!dp->one_zone && !dp->lat_lon) || /* UTM & zones; do everything */
948 ( ((!dp->one_zone) || tp->coord.utm_zone == dp->center->utm_zone) && /* only check zones if UTM & one_zone */
949 tp->coord.east_west < dp->ce2 && tp->coord.east_west > dp->ce1 && /* both UTM and lat lon */
950 tp->coord.north_south > dp->cn1 && tp->coord.north_south < dp->cn2 ) )
952 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
954 if ( drawpoints && ! drawing_white_background )
957 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 );
959 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 );
962 if ( drawstops && VIK_TRACKPOINT(list->next->data)->timestamp - VIK_TRACKPOINT(list->data)->timestamp > dp->vtl->stop_length )
963 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 );
966 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 );
969 if ((!tp->newsegment) && (dp->vtl->drawlines))
971 VikTrackpoint *tp2 = VIK_TRACKPOINT(list->prev->data);
973 /* UTM only: zone check */
974 if ( drawpoints && dp->vtl->coord_mode == VIK_COORD_UTM && tp->coord.utm_zone != dp->center->utm_zone )
975 draw_utm_skip_insignia ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), x, y);
977 if ( dp->vtl->drawmode == DRAWMODE_BY_VELOCITY )
978 dp->track_gc_iter = calculate_velocity ( dp->vtl, tp, tp2 );
981 vik_viewport_coord_to_screen ( dp->vp, &(tp2->coord), &oldx, &oldy );
983 if ( drawing_white_background ) {
984 vik_viewport_draw_line ( dp->vp, dp->vtl->track_bg_gc, oldx, oldy, x, y);
988 vik_viewport_draw_line ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), oldx, oldy, x, y);
989 if ( dp->vtl->drawelevation && list && list->next && VIK_TRACKPOINT(list->next->data)->altitude != VIK_DEFAULT_ALTITUDE ) {
991 #define FIXALTITUDE(what) ((VIK_TRACKPOINT((what))->altitude-min_alt)/alt_diff*DRAW_ELEVATION_FACTOR*dp->vtl->elevation_factor/dp->xmpp)
992 if ( list && list->next && VIK_TRACKPOINT(list->next->data)->altitude != VIK_DEFAULT_ALTITUDE ) {
996 tmp[1].y = oldy-FIXALTITUDE(list->data);
998 tmp[2].y = y-FIXALTITUDE(list->next->data);
1003 if ( ((oldx - x) > 0 && (oldy - y) > 0) || ((oldx - x) < 0 && (oldy - y) < 0))
1004 tmp_gc = GTK_WIDGET(dp->vp)->style->light_gc[3];
1006 tmp_gc = GTK_WIDGET(dp->vp)->style->dark_gc[0];
1007 vik_viewport_draw_polygon ( dp->vp, tmp_gc, TRUE, tmp, 4);
1009 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));
1019 if (useoldvals && dp->vtl->drawlines && (!tp->newsegment))
1021 VikTrackpoint *tp2 = VIK_TRACKPOINT(list->prev->data);
1022 if ( dp->vtl->coord_mode != VIK_COORD_UTM || tp->coord.utm_zone == dp->center->utm_zone )
1024 vik_viewport_coord_to_screen ( dp->vp, &(tp->coord), &x, &y );
1025 if ( dp->vtl->drawmode == DRAWMODE_BY_VELOCITY )
1026 dp->track_gc_iter = calculate_velocity ( dp->vtl, tp, tp2 );
1028 if ( drawing_white_background )
1029 vik_viewport_draw_line ( dp->vp, dp->vtl->track_bg_gc, oldx, oldy, x, y);
1031 vik_viewport_draw_line ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), oldx, oldy, x, y);
1035 vik_viewport_coord_to_screen ( dp->vp, &(tp2->coord), &x, &y );
1036 draw_utm_skip_insignia ( dp->vp, g_array_index(dp->vtl->track_gc, GdkGC *, dp->track_gc_iter), x, y );
1043 if ( dp->vtl->drawmode == DRAWMODE_BY_TRACK )
1044 if ( ++(dp->track_gc_iter) >= VIK_TRW_LAYER_TRACK_GC )
1045 dp->track_gc_iter = 0;
1048 /* the only reason this exists is so that trw_layer_draw_track can first call itself to draw the white track background */
1049 static void trw_layer_draw_track_cb ( const gchar *name, VikTrack *track, struct DrawingParams *dp )
1051 trw_layer_draw_track ( name, track, dp, FALSE );
1054 static void cached_pixbuf_free ( CachedPixbuf *cp )
1056 g_object_unref ( G_OBJECT(cp->pixbuf) );
1057 g_free ( cp->image );
1060 static gint cached_pixbuf_cmp ( CachedPixbuf *cp, const gchar *name )
1062 return strcmp ( cp->image, name );
1065 static void trw_layer_draw_waypoint ( const gchar *name, VikWaypoint *wp, struct DrawingParams *dp )
1068 if ( (!dp->one_zone) || ( wp->coord.utm_zone == dp->center->utm_zone &&
1069 wp->coord.east_west < dp->ce2 && wp->coord.east_west > dp->ce1 &&
1070 wp->coord.north_south > dp->cn1 && wp->coord.north_south < dp->cn2 ) )
1074 vik_viewport_coord_to_screen ( dp->vp, &(wp->coord), &x, &y );
1076 /* if in shrunken_cache, get that. If not, get and add to shrunken_cache */
1078 if ( wp->image && dp->vtl->drawimages )
1080 GdkPixbuf *pixbuf = NULL;
1083 if ( dp->vtl->image_alpha == 0)
1086 l = g_list_find_custom ( dp->vtl->image_cache->head, wp->image, (GCompareFunc) cached_pixbuf_cmp );
1088 pixbuf = ((CachedPixbuf *) l->data)->pixbuf;
1091 gchar *image = wp->image;
1092 GdkPixbuf *regularthumb = a_thumbnails_get ( wp->image );
1093 if ( ! regularthumb )
1095 regularthumb = a_thumbnails_get_default (); /* cache one 'not yet loaded' for all thumbs not loaded */
1096 image = "\x12\x00"; /* this shouldn't occur naturally. */
1100 CachedPixbuf *cp = NULL;
1101 cp = g_malloc ( sizeof ( CachedPixbuf ) );
1102 if ( dp->vtl->image_size == 128 )
1103 cp->pixbuf = regularthumb;
1106 cp->pixbuf = a_thumbnails_scale_pixbuf(regularthumb, dp->vtl->image_size, dp->vtl->image_size);
1107 g_assert ( cp->pixbuf );
1108 g_object_unref ( G_OBJECT(regularthumb) );
1110 cp->image = g_strdup ( image );
1112 /* needed so 'click picture' tool knows how big the pic is; we don't
1113 * store it in cp because they may have been freed already. */
1114 wp->image_width = gdk_pixbuf_get_width ( cp->pixbuf );
1115 wp->image_height = gdk_pixbuf_get_height ( cp->pixbuf );
1117 g_queue_push_head ( dp->vtl->image_cache, cp );
1118 if ( dp->vtl->image_cache->length > dp->vtl->image_cache_size )
1119 cached_pixbuf_free ( g_queue_pop_tail ( dp->vtl->image_cache ) );
1121 pixbuf = cp->pixbuf;
1125 pixbuf = a_thumbnails_get_default (); /* thumbnail not yet loaded */
1131 w = gdk_pixbuf_get_width ( pixbuf );
1132 h = gdk_pixbuf_get_height ( pixbuf );
1134 if ( x+(w/2) > 0 && y+(h/2) > 0 && x-(w/2) < dp->width && y-(h/2) < dp->height ) /* always draw within boundaries */
1136 if ( dp->vtl->image_alpha == 255 )
1137 vik_viewport_draw_pixbuf ( dp->vp, pixbuf, 0, 0, x - (w/2), y - (h/2), w, h );
1139 vik_viewport_draw_pixbuf_with_alpha ( dp->vp, pixbuf, dp->vtl->image_alpha, 0, 0, x - (w/2), y - (h/2), w, h );
1141 return; /* if failed to draw picture, default to drawing regular waypoint (below) */
1145 /* DRAW ACTUAL DOT */
1146 if ( dp->vtl->wp_draw_symbols && wp->symbol && (sym = a_get_wp_sym(wp->symbol)) ) {
1147 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 );
1149 else if ( wp == dp->vtl->current_wp ) {
1150 switch ( dp->vtl->wp_symbol ) {
1151 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;
1152 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;
1153 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;
1154 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 );
1155 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 );
1159 switch ( dp->vtl->wp_symbol ) {
1160 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;
1161 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;
1162 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;
1163 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 );
1164 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;
1168 if ( dp->vtl->drawlabels )
1170 /* thanks to the GPSDrive people (Fritz Ganter et al.) for hints on this part ... yah, I'm too lazy to study documentation */
1172 pango_layout_set_text ( dp->vtl->wplabellayout, name, -1 );
1173 pango_layout_get_pixel_size ( dp->vtl->wplabellayout, &width, &height );
1174 vik_viewport_draw_rectangle ( dp->vp, dp->vtl->waypoint_bg_gc, TRUE, x + dp->vtl->wp_size - 1, y-1,width+1,height-1);
1175 vik_viewport_draw_layout ( dp->vp, dp->vtl->waypoint_text_gc, x + dp->vtl->wp_size, y, dp->vtl->wplabellayout );
1180 void vik_trw_layer_draw ( VikTrwLayer *l, gpointer data )
1182 static struct DrawingParams dp;
1183 g_assert ( l != NULL );
1185 init_drawing_params ( &dp, VIK_VIEWPORT(data) );
1188 if ( l->tracks_visible )
1189 g_hash_table_foreach ( l->tracks, (GHFunc) trw_layer_draw_track_cb, &dp );
1191 if (l->waypoints_visible)
1192 g_hash_table_foreach ( l->waypoints, (GHFunc) trw_layer_draw_waypoint, &dp );
1195 static void trw_layer_free_track_gcs ( VikTrwLayer *vtl )
1198 if ( vtl->track_bg_gc )
1200 g_object_unref ( vtl->track_bg_gc );
1201 vtl->track_bg_gc = NULL;
1204 if ( ! vtl->track_gc )
1206 for ( i = vtl->track_gc->len - 1; i >= 0; i-- )
1207 g_object_unref ( g_array_index ( vtl->track_gc, GObject *, i ) );
1208 g_array_free ( vtl->track_gc, TRUE );
1209 vtl->track_gc = NULL;
1212 static void trw_layer_new_track_gcs ( VikTrwLayer *vtl, VikViewport *vp )
1214 GdkGC *gc[ VIK_TRW_LAYER_TRACK_GC ];
1215 gint width = vtl->line_thickness;
1217 if ( vtl->track_gc )
1218 trw_layer_free_track_gcs ( vtl );
1220 if ( vtl->track_bg_gc )
1221 g_object_unref ( vtl->track_bg_gc );
1222 vtl->track_bg_gc = vik_viewport_new_gc ( vp, "#FFFFFF", width + vtl->bg_line_thickness );
1224 vtl->track_gc = g_array_sized_new ( FALSE, FALSE, sizeof ( GdkGC * ), VIK_TRW_LAYER_TRACK_GC );
1226 gc[0] = vik_viewport_new_gc ( vp, "#2d870a", width ); /* below range */
1228 gc[1] = vik_viewport_new_gc ( vp, "#0a8742", width );
1229 gc[2] = vik_viewport_new_gc ( vp, "#0a8783", width );
1230 gc[3] = vik_viewport_new_gc ( vp, "#0a4d87", width );
1231 gc[4] = vik_viewport_new_gc ( vp, "#05469f", width );
1232 gc[5] = vik_viewport_new_gc ( vp, "#1b059f", width );
1233 gc[6] = vik_viewport_new_gc ( vp, "#2d059f", width );
1234 gc[7] = vik_viewport_new_gc ( vp, "#4a059f", width );
1235 gc[8] = vik_viewport_new_gc ( vp, "#84059f", width );
1236 gc[9] = vik_viewport_new_gc ( vp, "#96059f", width );
1237 gc[10] = vik_viewport_new_gc ( vp, "#f22ef2", width );
1239 gc[11] = vik_viewport_new_gc ( vp, "#ff0000", width ); /* above range */
1241 gc[12] = vik_viewport_new_gc ( vp, "#000000", width ); /* black / no speed data */
1243 g_array_append_vals ( vtl->track_gc, gc, VIK_TRW_LAYER_TRACK_GC );
1246 VikTrwLayer *vik_trw_layer_create ( VikViewport *vp )
1248 VikTrwLayer *rv = vik_trw_layer_new ( 0 );
1249 PangoFontDescription *pfd;
1250 rv->wplabellayout = gtk_widget_create_pango_layout (GTK_WIDGET(vp), NULL);
1251 pfd = pango_font_description_from_string (WAYPOINT_FONT);
1252 pango_layout_set_font_description (rv->wplabellayout, pfd);
1253 /* freeing PangoFontDescription, cause it has been copied by prev. call */
1254 pango_font_description_free (pfd);
1256 vik_layer_rename ( VIK_LAYER(rv), vik_trw_layer_interface.name );
1258 trw_layer_new_track_gcs ( rv, vp );
1260 rv->waypoint_gc = vik_viewport_new_gc ( vp, "#000000", 2 );
1261 rv->waypoint_text_gc = vik_viewport_new_gc ( vp, "#FFFFFF", 1 );
1262 rv->waypoint_bg_gc = vik_viewport_new_gc ( vp, "#8383C4", 1 );
1263 gdk_gc_set_function ( rv->waypoint_bg_gc, GDK_AND );
1265 rv->waypoint_font = gdk_font_load ( "-*-helvetica-bold-r-normal-*-*-100-*-*-p-*-iso8859-1" );
1267 rv->has_verified_thumbnails = FALSE;
1268 rv->wp_symbol = WP_SYMBOL_FILLED_SQUARE;
1270 rv->wp_draw_symbols = TRUE;
1272 rv->coord_mode = vik_viewport_get_coord_mode ( vp );
1274 rv->menu_selection = vik_layer_get_interface(VIK_LAYER(rv)->type)->menu_items_selection;
1279 static void trw_layer_realize_track ( gchar *name, VikTrack *track, gpointer pass_along[4] )
1281 GtkTreeIter *new_iter = g_malloc(sizeof(GtkTreeIter));
1283 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
1284 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 );
1286 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 );
1289 *new_iter = *((GtkTreeIter *) pass_along[1]);
1290 g_hash_table_insert ( VIK_TRW_LAYER(pass_along[2])->tracks_iters, name, new_iter );
1292 if ( ! track->visible )
1293 vik_treeview_item_set_visible ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[1], FALSE );
1296 static void trw_layer_realize_waypoint ( gchar *name, VikWaypoint *wp, gpointer pass_along[4] )
1298 GtkTreeIter *new_iter = g_malloc(sizeof(GtkTreeIter));
1299 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
1300 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 );
1302 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 );
1305 *new_iter = *((GtkTreeIter *) pass_along[1]);
1306 g_hash_table_insert ( VIK_TRW_LAYER(pass_along[2])->waypoints_iters, name, new_iter );
1308 if ( ! wp->visible )
1309 vik_treeview_item_set_visible ( (VikTreeview *) pass_along[3], (GtkTreeIter *) pass_along[1], FALSE );
1313 void vik_trw_layer_realize ( VikTrwLayer *vtl, VikTreeview *vt, GtkTreeIter *layer_iter )
1316 gpointer pass_along[5] = { &(vtl->tracks_iter), &iter2, vtl, vt, (gpointer) VIK_TRW_LAYER_SUBLAYER_TRACK };
1318 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
1319 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) vt, layer_iter, &(vtl->tracks_iter), "Tracks", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_TRACKS, NULL, TRUE, FALSE );
1321 vik_treeview_add_sublayer ( (VikTreeview *) vt, layer_iter, &(vtl->tracks_iter), "Tracks", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_TRACKS, NULL, TRUE, FALSE );
1323 if ( ! vtl->tracks_visible )
1324 vik_treeview_item_set_visible ( (VikTreeview *) vt, &(vtl->tracks_iter), FALSE );
1326 g_hash_table_foreach ( vtl->tracks, (GHFunc) trw_layer_realize_track, pass_along );
1328 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
1329 vik_treeview_add_sublayer_alphabetized ( (VikTreeview *) vt, layer_iter, &(vtl->waypoints_iter), "Waypoints", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINTS, NULL, TRUE, FALSE );
1331 vik_treeview_add_sublayer ( (VikTreeview *) vt, layer_iter, &(vtl->waypoints_iter), "Waypoints", vtl, NULL, VIK_TRW_LAYER_SUBLAYER_WAYPOINTS, NULL, TRUE, FALSE );
1334 if ( ! vtl->waypoints_visible )
1335 vik_treeview_item_set_visible ( (VikTreeview *) vt, &(vtl->waypoints_iter), FALSE );
1337 pass_along[0] = &(vtl->waypoints_iter);
1338 pass_along[4] = (gpointer) VIK_TRW_LAYER_SUBLAYER_WAYPOINT;
1340 g_hash_table_foreach ( vtl->waypoints, (GHFunc) trw_layer_realize_waypoint, pass_along );
1344 gboolean vik_trw_layer_sublayer_toggle_visible ( VikTrwLayer *l, gint subtype, gpointer sublayer )
1348 case VIK_TRW_LAYER_SUBLAYER_TRACKS: return (l->tracks_visible ^= 1);
1349 case VIK_TRW_LAYER_SUBLAYER_WAYPOINTS: return (l->waypoints_visible ^= 1);
1350 case VIK_TRW_LAYER_SUBLAYER_TRACK:
1352 VikTrack *t = g_hash_table_lookup ( l->tracks, sublayer );
1354 return (t->visible ^= 1);
1358 case VIK_TRW_LAYER_SUBLAYER_WAYPOINT:
1360 VikWaypoint *t = g_hash_table_lookup ( l->waypoints, sublayer );
1362 return (t->visible ^= 1);
1370 GHashTable *vik_trw_layer_get_tracks ( VikTrwLayer *l )
1375 GHashTable *vik_trw_layer_get_waypoints ( VikTrwLayer *l )
1377 return l->waypoints;
1380 static void trw_layer_find_maxmin_waypoints ( const gchar *name, const VikWaypoint *w, struct LatLon maxmin[2] )
1382 static VikCoord fixme;
1383 vik_coord_copy_convert ( &(w->coord), VIK_COORD_LATLON, &fixme );
1384 if ( VIK_LATLON(&fixme)->lat > maxmin[0].lat || maxmin[0].lat == 0.0 )
1385 maxmin[0].lat = VIK_LATLON(&fixme)->lat;
1386 if ( VIK_LATLON(&fixme)->lat < maxmin[1].lat || maxmin[1].lat == 0.0 )
1387 maxmin[1].lat = VIK_LATLON(&fixme)->lat;
1388 if ( VIK_LATLON(&fixme)->lon > maxmin[0].lon || maxmin[0].lon == 0.0 )
1389 maxmin[0].lon = VIK_LATLON(&fixme)->lon;
1390 if ( VIK_LATLON(&fixme)->lon < maxmin[1].lon || maxmin[1].lon == 0.0 )
1391 maxmin[1].lon = VIK_LATLON(&fixme)->lon;
1394 static void trw_layer_find_maxmin_tracks ( const gchar *name, GList **t, struct LatLon maxmin[2] )
1397 static VikCoord fixme;
1401 vik_coord_copy_convert ( &(VIK_TRACKPOINT(tr->data)->coord), VIK_COORD_LATLON, &fixme );
1402 if ( VIK_LATLON(&fixme)->lat > maxmin[0].lat || maxmin[0].lat == 0.0 )
1403 maxmin[0].lat = VIK_LATLON(&fixme)->lat;
1404 if ( VIK_LATLON(&fixme)->lat < maxmin[1].lat || maxmin[1].lat == 0.0 )
1405 maxmin[1].lat = VIK_LATLON(&fixme)->lat;
1406 if ( VIK_LATLON(&fixme)->lon > maxmin[0].lon || maxmin[0].lon == 0.0 )
1407 maxmin[0].lon = VIK_LATLON(&fixme)->lon;
1408 if ( VIK_LATLON(&fixme)->lon < maxmin[1].lon || maxmin[1].lon == 0.0 )
1409 maxmin[1].lon = VIK_LATLON(&fixme)->lon;
1415 gboolean vik_trw_layer_find_center ( VikTrwLayer *vtl, VikCoord *dest )
1417 /* 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... */
1418 struct LatLon maxmin[2] = { {0.0,0.0}, {0.0,0.0} };
1419 g_hash_table_foreach ( vtl->waypoints, (GHFunc) trw_layer_find_maxmin_waypoints, maxmin );
1420 g_hash_table_foreach ( vtl->tracks, (GHFunc) trw_layer_find_maxmin_tracks, maxmin );
1421 if (maxmin[0].lat == 0.0 && maxmin[0].lon == 0.0 && maxmin[1].lat == 0.0 && maxmin[1].lon == 0.0)
1425 struct LatLon average = { (maxmin[0].lat+maxmin[1].lat)/2, (maxmin[0].lon+maxmin[1].lon)/2 };
1426 vik_coord_load_from_latlon ( dest, vtl->coord_mode, &average );
1431 static void trw_layer_centerize ( gpointer layer_and_vlp[2] )
1434 if ( vik_trw_layer_find_center ( VIK_TRW_LAYER(layer_and_vlp[0]), &coord ) )
1435 goto_coord ( VIK_LAYERS_PANEL(layer_and_vlp[1]), &coord );
1437 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "This layer has no waypoints or trackpoints." );
1440 static void trw_layer_export ( gpointer layer_and_vlp[2], guint file_type )
1442 GtkWidget *file_selector;
1444 gboolean failed = FALSE;
1445 file_selector = gtk_file_selection_new ("Export Layer");
1447 while ( gtk_dialog_run ( GTK_DIALOG(file_selector) ) == GTK_RESPONSE_OK )
1449 fn = gtk_file_selection_get_filename (GTK_FILE_SELECTION(file_selector) );
1450 if ( access ( fn, F_OK ) != 0 )
1452 gtk_widget_hide ( file_selector );
1453 failed = ! a_file_export ( VIK_TRW_LAYER(layer_and_vlp[0]), fn, file_type );
1458 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 ) ) )
1460 gtk_widget_hide ( file_selector );
1461 failed = ! a_file_export ( VIK_TRW_LAYER(layer_and_vlp[0]), fn, file_type );
1466 gtk_widget_destroy ( file_selector );
1468 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "The filename you requested could not be opened for writing." );
1471 static void trw_layer_export_gpspoint ( gpointer layer_and_vlp[2] )
1473 trw_layer_export ( layer_and_vlp, FILE_TYPE_GPSPOINT );
1476 static void trw_layer_export_gpsmapper ( gpointer layer_and_vlp[2] )
1478 trw_layer_export ( layer_and_vlp, FILE_TYPE_GPSMAPPER );
1481 static void trw_layer_export_gpx ( gpointer layer_and_vlp[2] )
1483 trw_layer_export ( layer_and_vlp, FILE_TYPE_GPX );
1486 static void trw_layer_goto_wp ( gpointer layer_and_vlp[2] )
1488 GHashTable *wps = vik_trw_layer_get_waypoints ( VIK_TRW_LAYER(layer_and_vlp[0]) );
1489 GtkWidget *dia = gtk_dialog_new_with_buttons ("Create",
1490 VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]),
1491 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
1493 GTK_RESPONSE_REJECT,
1495 GTK_RESPONSE_ACCEPT,
1498 GtkWidget *label, *entry;
1499 label = gtk_label_new("Waypoint Name:");
1500 entry = gtk_entry_new();
1502 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), label, FALSE, FALSE, 0);
1503 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), entry, FALSE, FALSE, 0);
1504 gtk_widget_show_all ( label );
1505 gtk_widget_show_all ( entry );
1507 while ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_ACCEPT )
1510 gchar *upname = g_strdup(gtk_entry_get_text(GTK_ENTRY(entry)));
1513 for ( i = strlen(upname)-1; i >= 0; i-- )
1514 upname[i] = toupper(upname[i]);
1516 wp = g_hash_table_lookup ( wps, upname );
1519 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(layer_and_vlp[0]), "Waypoint not found in this layer." );
1522 vik_viewport_set_center_coord ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(layer_and_vlp[1])), &(wp->coord) );
1523 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(layer_and_vlp[1]) );
1524 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 ) );
1531 gtk_widget_destroy ( dia );
1534 gboolean vik_trw_layer_new_waypoint ( VikTrwLayer *vtl, GtkWindow *w, const VikCoord *def_coord )
1537 VikWaypoint *wp = vik_waypoint_new();
1538 wp->coord = *def_coord;
1539 wp->altitude = VIK_DEFAULT_ALTITUDE;
1541 if ( a_dialog_new_waypoint ( w, &name, wp, vik_trw_layer_get_waypoints ( vtl ), vtl->coord_mode ) )
1544 vik_trw_layer_add_waypoint ( vtl, name, wp );
1547 vik_waypoint_free(wp);
1551 static void trw_layer_new_wp ( gpointer lav[2] )
1553 VikTrwLayer *vtl = VIK_TRW_LAYER(lav[0]);
1554 VikLayersPanel *vlp = VIK_LAYERS_PANEL(lav[1]);
1555 /* TODO longone: okay, if layer above (aggregate) is invisible but vtl->visible is true, this redraws for no reason.
1556 instead return true if you want to update. */
1557 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 )
1558 vik_layers_panel_emit_update ( vlp );
1561 void vik_trw_layer_add_menu_items ( VikTrwLayer *vtl, GtkMenu *menu, gpointer vlp )
1563 static gpointer pass_along[2];
1565 pass_along[0] = vtl;
1566 pass_along[1] = vlp;
1568 item = gtk_menu_item_new();
1569 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
1570 gtk_widget_show ( item );
1572 item = gtk_menu_item_new_with_label ( "Goto Center of Layer" );
1573 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_centerize), pass_along );
1574 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1575 gtk_widget_show ( item );
1577 item = gtk_menu_item_new_with_label ( "Goto Waypoint" );
1578 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_wp), pass_along );
1579 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1580 gtk_widget_show ( item );
1582 item = gtk_menu_item_new_with_label ( "Export Layer as GPSPoint" );
1583 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpspoint), pass_along );
1584 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1585 gtk_widget_show ( item );
1587 item = gtk_menu_item_new_with_label ( "Export Layer as GPSMapper" );
1588 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpsmapper), pass_along );
1589 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1590 gtk_widget_show ( item );
1592 item = gtk_menu_item_new_with_label ( "Export Layer as GPX" );
1593 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_export_gpx), pass_along );
1594 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1595 gtk_widget_show ( item );
1597 item = gtk_menu_item_new_with_label ( "New Waypoint" );
1598 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wp), pass_along );
1599 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1600 gtk_widget_show ( item );
1603 void vik_trw_layer_add_waypoint ( VikTrwLayer *vtl, gchar *name, VikWaypoint *wp )
1605 if ( VIK_LAYER(vtl)->realized )
1607 VikWaypoint *oldwp = VIK_WAYPOINT ( g_hash_table_lookup ( vtl->waypoints, name ) );
1609 wp->visible = oldwp->visible; /* same visibility so we don't have to update viktreeview */
1612 GtkTreeIter *iter = g_malloc(sizeof(GtkTreeIter));
1613 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
1614 vik_treeview_add_sublayer_alphabetized ( VIK_LAYER(vtl)->vt, &(vtl->waypoints_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, NULL, TRUE, TRUE );
1616 vik_treeview_add_sublayer ( VIK_LAYER(vtl)->vt, &(vtl->waypoints_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, NULL, TRUE, TRUE );
1618 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter );
1619 g_hash_table_insert ( vtl->waypoints_iters, name, iter );
1626 g_hash_table_insert ( vtl->waypoints, name, wp );
1630 void vik_trw_layer_add_track ( VikTrwLayer *vtl, gchar *name, VikTrack *t )
1632 if ( VIK_LAYER(vtl)->realized )
1634 VikTrack *oldt = VIK_TRACK ( g_hash_table_lookup ( vtl->tracks, name ) );
1636 t->visible = oldt->visible; /* same visibility so we don't have to update viktreeview */
1639 GtkTreeIter *iter = g_malloc(sizeof(GtkTreeIter));
1640 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
1641 vik_treeview_add_sublayer_alphabetized ( VIK_LAYER(vtl)->vt, &(vtl->tracks_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_TRACK, NULL, TRUE, TRUE );
1643 vik_treeview_add_sublayer ( VIK_LAYER(vtl)->vt, &(vtl->tracks_iter), iter, name, vtl, name, VIK_TRW_LAYER_SUBLAYER_TRACK, NULL, TRUE, TRUE );
1645 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter );
1646 g_hash_table_insert ( vtl->tracks_iters, name, iter );
1647 /* t->visible = TRUE; */
1651 ; /* t->visible = TRUE; // this is now used by file input functions */
1653 g_hash_table_insert ( vtl->tracks, name, t );
1657 static gboolean uppercase_exists_in_hash ( GHashTable *hash, const gchar *str )
1659 gchar *upp = g_strdup ( str );
1664 *tmp = toupper(*tmp);
1667 rv = g_hash_table_lookup ( hash, upp ) ? TRUE : FALSE;
1672 /* to be called whenever a track has been deleted or may have been changed. */
1673 static void trw_layer_cancel_tps_of_track ( VikTrwLayer *vtl, const gchar *trk_name )
1675 if (vtl->current_tp_track_name && g_strcasecmp(trk_name, vtl->current_tp_track_name) == 0)
1676 trw_layer_cancel_current_tp ( vtl, FALSE );
1677 else if (vtl->last_tp_track_name && g_strcasecmp(trk_name, vtl->last_tp_track_name) == 0)
1678 trw_layer_cancel_last_tp ( vtl );
1681 static gchar *get_new_unique_sublayer_name (VikTrwLayer *vtl, gint sublayer_type, const gchar *name)
1684 gchar *newname = g_strdup(name);
1685 while ((sublayer_type == VIK_TRW_LAYER_SUBLAYER_TRACK) ?
1686 (void *)vik_trw_layer_get_track(vtl, newname) : (void *)vik_trw_layer_get_waypoint(vtl, newname)) {
1687 gchar *new_newname = g_strdup_printf("%s#%d", name, i);
1689 newname = new_newname;
1695 void vik_trw_layer_filein_add_waypoint ( VikTrwLayer *vtl, gchar *name, VikWaypoint *wp )
1697 vik_trw_layer_add_waypoint ( vtl,
1698 get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_WAYPOINT, name),
1701 void vik_trw_layer_filein_add_track ( VikTrwLayer *vtl, gchar *name, VikTrack *tr )
1703 vik_trw_layer_add_track ( vtl,
1704 get_new_unique_sublayer_name(vtl, VIK_TRW_LAYER_SUBLAYER_TRACK, name),
1708 static void trw_layer_enum_item ( const gchar *name, GList **tr, GList **l )
1710 *l = g_list_append(*l, (gpointer)name);
1713 static void trw_layer_move_item ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, gchar *name, gint type )
1715 gchar *newname = get_new_unique_sublayer_name(vtl_dest, type, name);
1716 if (type == VIK_TRW_LAYER_SUBLAYER_TRACK) {
1718 t = vik_track_copy(vik_trw_layer_get_track(vtl_src, name));
1719 vik_trw_layer_delete_track(vtl_src, name);
1720 vik_trw_layer_add_track(vtl_dest, newname, t);
1722 if (type==VIK_TRW_LAYER_SUBLAYER_WAYPOINT) {
1724 w = vik_waypoint_copy(vik_trw_layer_get_waypoint(vtl_src, name));
1725 vik_trw_layer_delete_waypoint(vtl_src, name);
1726 vik_trw_layer_add_waypoint(vtl_dest, newname, w);
1730 static void trw_layer_drag_drop_request ( VikTrwLayer *vtl_src, VikTrwLayer *vtl_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path )
1732 VikTreeview *vt = VIK_LAYER(vtl_src)->vt;
1733 gint type = vik_treeview_item_get_data(vt, src_item_iter);
1735 if (!vik_treeview_item_get_pointer(vt, src_item_iter)) {
1736 GList *items = NULL;
1739 if (type==VIK_TRW_LAYER_SUBLAYER_TRACKS) {
1740 g_hash_table_foreach ( vtl_src->tracks, (GHFunc)trw_layer_enum_item, &items);
1742 if (type==VIK_TRW_LAYER_SUBLAYER_WAYPOINTS) {
1743 g_hash_table_foreach ( vtl_src->waypoints, (GHFunc)trw_layer_enum_item, &items);
1748 if (type==VIK_TRW_LAYER_SUBLAYER_TRACKS) {
1749 trw_layer_move_item ( vtl_src, vtl_dest, iter->data, VIK_TRW_LAYER_SUBLAYER_TRACK);
1751 trw_layer_move_item ( vtl_src, vtl_dest, iter->data, VIK_TRW_LAYER_SUBLAYER_WAYPOINT);
1758 gchar *name = vik_treeview_item_get_pointer(vt, src_item_iter);
1759 trw_layer_move_item(vtl_src, vtl_dest, name, type);
1764 gboolean vik_trw_layer_delete_track ( VikTrwLayer *vtl, const gchar *trk_name )
1766 VikTrack *t = g_hash_table_lookup ( vtl->tracks, trk_name );
1767 gboolean was_visible = FALSE;
1771 was_visible = t->visible;
1772 if ( t == vtl->current_track )
1773 vtl->current_track = NULL;
1775 /* could be current_tp, so we have to check */
1776 trw_layer_cancel_tps_of_track ( vtl, trk_name );
1778 g_assert ( ( it = g_hash_table_lookup ( vtl->tracks_iters, trk_name ) ) );
1779 vik_treeview_item_delete ( VIK_LAYER(vtl)->vt, it );
1780 g_hash_table_remove ( vtl->tracks_iters, trk_name );
1782 /* do this last because trk_name may be pointing to actual orig key */
1783 g_hash_table_remove ( vtl->tracks, trk_name );
1788 gboolean vik_trw_layer_delete_waypoint ( VikTrwLayer *vtl, const gchar *wp_name )
1790 gboolean was_visible = FALSE;
1793 wp = g_hash_table_lookup ( vtl->waypoints, wp_name );
1797 if ( wp == vtl->current_wp ) {
1798 vtl->current_wp = NULL;
1799 vtl->current_wp_name = NULL;
1800 vtl->moving_wp = FALSE;
1803 was_visible = wp->visible;
1804 g_assert ( ( it = g_hash_table_lookup ( vtl->waypoints_iters, (gchar *) wp_name ) ) );
1805 vik_treeview_item_delete ( VIK_LAYER(vtl)->vt, it );
1806 g_hash_table_remove ( vtl->waypoints_iters, (gchar *) wp_name );
1807 g_hash_table_remove ( vtl->waypoints, wp_name ); /* last because this frees name */
1813 static void remove_item_from_treeview(const gchar *name, GtkTreeIter *it, VikTreeview * vt)
1815 vik_treeview_item_delete (vt, it );
1818 void vik_trw_layer_delete_all_tracks ( VikTrwLayer *vtl )
1821 vtl->current_track = NULL;
1822 if (vtl->current_tp_track_name)
1823 trw_layer_cancel_current_tp(vtl, FALSE);
1824 if (vtl->last_tp_track_name)
1825 trw_layer_cancel_last_tp ( vtl );
1827 g_hash_table_foreach(vtl->tracks_iters, (GHFunc) remove_item_from_treeview, VIK_LAYER(vtl)->vt);
1828 g_hash_table_remove_all(vtl->tracks_iters);
1829 g_hash_table_remove_all(vtl->tracks);
1831 /* TODO: only update if the layer is visible (ticked) */
1832 vik_layer_emit_update ( VIK_LAYER(vtl) );
1835 void vik_trw_layer_delete_all_waypoints ( VikTrwLayer *vtl )
1837 vtl->current_wp = NULL;
1838 vtl->current_wp_name = NULL;
1839 vtl->moving_wp = FALSE;
1841 g_hash_table_foreach(vtl->waypoints_iters, (GHFunc) remove_item_from_treeview, VIK_LAYER(vtl)->vt);
1842 g_hash_table_remove_all(vtl->waypoints_iters);
1843 g_hash_table_remove_all(vtl->waypoints);
1845 /* TODO: only update if the layer is visible (ticked) */
1846 vik_layer_emit_update ( VIK_LAYER(vtl) );
1849 static void trw_layer_delete_item ( gpointer pass_along[5] )
1851 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
1852 gboolean was_visible = FALSE;
1853 if ( (gint) pass_along[2] == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
1855 was_visible = vik_trw_layer_delete_waypoint ( vtl, (gchar *) pass_along[3] );
1859 was_visible = vik_trw_layer_delete_track ( vtl, (gchar *) pass_along[3] );
1862 vik_layer_emit_update ( VIK_LAYER(vtl) );
1866 static void trw_layer_properties_item ( gpointer pass_along[5] )
1868 VikTrwLayer *vtl = VIK_TRW_LAYER(pass_along[0]);
1869 if ( (gint) pass_along[2] == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
1871 VikWaypoint *wp = g_hash_table_lookup ( vtl->waypoints, pass_along[3] );
1874 if ( a_dialog_new_waypoint ( VIK_GTK_WINDOW_FROM_LAYER(vtl), NULL, wp, NULL, vtl->coord_mode ) )
1876 if ( VIK_LAYER(vtl)->visible )
1877 vik_layer_emit_update ( VIK_LAYER(vtl) );
1882 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, pass_along[3] );
1885 gint resp = vik_trw_layer_propwin_run ( VIK_GTK_WINDOW_FROM_LAYER(vtl), tr, pass_along[1] /* vlp */ );
1886 if ( resp == VIK_TRW_LAYER_PROPWIN_DEL_DUP )
1888 vik_track_remove_dup_points(tr);
1889 /* above operation could have deleted current_tp or last_tp */
1890 trw_layer_cancel_tps_of_track ( vtl, (gchar *) pass_along[3] );
1891 vik_layer_emit_update ( VIK_LAYER(vtl) );
1893 if ( resp == VIK_TRW_LAYER_PROPWIN_REVERSE )
1895 vik_track_reverse(tr);
1896 vik_layer_emit_update ( VIK_LAYER(vtl) );
1898 else if ( resp == VIK_TRW_LAYER_PROPWIN_SPLIT )
1900 /* get new tracks, add them, resolve naming conflicts (free if cancel), and delete old. old can still exist on clipboard. */
1902 VikTrack **tracks = vik_track_split_into_segments(tr, &ntracks);
1905 for ( i = 0; i < ntracks; i++ )
1907 g_assert ( tracks[i] );
1908 new_tr_name = g_strdup_printf("%s #%d", (gchar *) pass_along[3], i+1);
1909 /* if ( (wp_exists) && (! overwrite) ) */
1910 /* don't need to upper case new_tr_name because old tr name was uppercase */
1911 if ( g_hash_table_lookup ( vtl->tracks, new_tr_name ) &&
1912 ( ! a_dialog_overwrite ( VIK_GTK_WINDOW_FROM_LAYER(vtl), "The track \"%s\" exists, do you wish to overwrite it?", new_tr_name ) ) )
1914 gchar *new_new_tr_name = a_dialog_new_track ( VIK_GTK_WINDOW_FROM_LAYER(vtl), vtl->tracks );
1915 g_free ( new_tr_name );
1916 if (new_new_tr_name)
1917 new_tr_name = new_new_tr_name;
1921 vik_track_free ( tracks[i] );
1925 vik_trw_layer_add_track ( vtl, new_tr_name, tracks[i] );
1930 vik_trw_layer_delete_track ( vtl, (gchar *) pass_along[3] );
1931 vik_layer_emit_update ( VIK_LAYER(vtl) ); /* chase thru the hoops */
1938 static void goto_coord ( VikLayersPanel *vlp, const VikCoord *coord )
1940 vik_viewport_set_center_coord ( vik_layers_panel_get_viewport(vlp), coord );
1941 vik_layers_panel_emit_update ( vlp );
1944 static void trw_layer_goto_track_startpoint ( gpointer pass_along[5] )
1946 GList *trps = ((VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] ))->trackpoints;
1947 if ( trps && trps->data )
1948 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *) trps->data)->coord));
1951 static void trw_layer_goto_track_center ( gpointer pass_along[5] )
1953 GList **trps = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
1954 if ( trps && *trps )
1956 struct LatLon average, maxmin[2] = { {0,0}, {0,0} };
1958 trw_layer_find_maxmin_tracks ( NULL, trps, maxmin );
1959 average.lat = (maxmin[0].lat+maxmin[1].lat)/2;
1960 average.lon = (maxmin[0].lon+maxmin[1].lon)/2;
1961 vik_coord_load_from_latlon ( &coord, VIK_TRW_LAYER(pass_along[0])->coord_mode, &average );
1962 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &coord);
1966 static void trw_layer_goto_track_endpoint ( gpointer pass_along[6] )
1968 GList *trps = ((VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] ))->trackpoints;
1971 trps = g_list_last(trps);
1972 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(((VikTrackpoint *) trps->data)->coord));
1976 /*************************************
1977 * merge/split by time routines
1978 *************************************/
1980 /* called for each key in track hash table. if original track user_data[1] is close enough
1981 * to the passed one, add it to list in user_data[0]
1983 static void find_nearby_track(gpointer key, gpointer value, gpointer user_data)
1986 VikTrackpoint *p1, *p2;
1988 GList **nearby_tracks = ((gpointer *)user_data)[0];
1989 GList *orig_track = ((gpointer *)user_data)[1];
1990 guint thr = (guint)((gpointer *)user_data)[2];
1992 t1 = VIK_TRACKPOINT(orig_track->data)->timestamp;
1993 t2 = VIK_TRACKPOINT(g_list_last(orig_track)->data)->timestamp;
1995 if (VIK_TRACK(value)->trackpoints == orig_track) {
1999 p1 = VIK_TRACKPOINT(VIK_TRACK(value)->trackpoints->data);
2000 p2 = VIK_TRACKPOINT(g_list_last(VIK_TRACK(value)->trackpoints)->data);
2002 if (!p1->has_timestamp || !p2->has_timestamp) {
2003 g_print("no timestamp\n");
2007 /* g_print("Got track named %s, times %d, %d\n", (gchar *)key, p1->timestamp, p2->timestamp); */
2008 if (abs(t1 - p2->timestamp) < thr*60 ||
2010 abs(p1->timestamp - t2) < thr*60
2013 *nearby_tracks = g_list_prepend(*nearby_tracks, key);
2017 /* comparison function used to sort tracks; a and b are hash table keys */
2018 static gint track_compare(gconstpointer a, gconstpointer b, gpointer user_data)
2020 GHashTable *tracks = user_data;
2023 t1 = VIK_TRACKPOINT(VIK_TRACK(g_hash_table_lookup(tracks, a))->trackpoints->data)->timestamp;
2024 t2 = VIK_TRACKPOINT(VIK_TRACK(g_hash_table_lookup(tracks, b))->trackpoints->data)->timestamp;
2026 if (t1 < t2) return -1;
2027 if (t1 > t2) return 1;
2031 /* comparison function used to sort trackpoints */
2032 static gint trackpoint_compare(gconstpointer a, gconstpointer b)
2034 time_t t1 = VIK_TRACKPOINT(a)->timestamp, t2 = VIK_TRACKPOINT(b)->timestamp;
2036 if (t1 < t2) return -1;
2037 if (t1 > t2) return 1;
2041 /* merge by time routine */
2042 static void trw_layer_merge_by_timestamp ( gpointer pass_along[6] )
2045 GList *nearby_tracks = NULL;
2048 static guint thr = 1;
2049 guint track_count = 0;
2050 gchar *orig_track_name = strdup(pass_along[3]);
2052 if (!a_dialog_time_threshold(VIK_GTK_WINDOW_FROM_LAYER(pass_along[0]),
2053 "Merge Threshold...",
2054 "Merge when time between trackpoints less than:",
2059 /* merge tracks until we can't */
2063 track = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, orig_track_name );
2064 trps = track->trackpoints;
2069 if (nearby_tracks) {
2070 g_list_free(nearby_tracks);
2071 nearby_tracks = NULL;
2074 t1 = ((VikTrackpoint *)trps->data)->timestamp;
2075 t2 = ((VikTrackpoint *)g_list_last(trps)->data)->timestamp;
2077 /* g_print("Original track times: %d and %d\n", t1, t2); */
2078 params[0] = &nearby_tracks;
2080 params[2] = (gpointer)thr;
2082 /* get a list of adjacent-in-time tracks */
2083 g_hash_table_foreach(VIK_TRW_LAYER(pass_along[0])->tracks, find_nearby_track, (gpointer)params);
2085 /* add original track */
2086 nearby_tracks = g_list_prepend(nearby_tracks, orig_track_name);
2088 /* sort by first trackpoint; assumes they don't overlap */
2089 nearby_tracks = g_list_sort_with_data(nearby_tracks, track_compare, VIK_TRW_LAYER(pass_along[0])->tracks);
2093 #define get_track(x) VIK_TRACK(g_hash_table_lookup(VIK_TRW_LAYER(pass_along[0])->tracks, (gchar *)((x)->data)))
2094 #define get_first_trackpoint(x) VIK_TRACKPOINT(get_track(x)->trackpoints->data)
2095 #define get_last_trackpoint(x) VIK_TRACKPOINT(g_list_last(get_track(x)->trackpoints)->data)
2096 GList *l = nearby_tracks;
2097 VikTrack *tr = vik_track_new();
2098 tr->visible = track->visible;
2103 t1 = get_first_trackpoint(l)->timestamp;
2104 t2 = get_last_trackpoint(l)->timestamp;
2105 g_print(" %20s: track %d - %d\n", (char *)l->data, (int)t1, (int)t2);
2109 /* remove trackpoints from merged track, delete track */
2110 tr->trackpoints = g_list_concat(tr->trackpoints, get_track(l)->trackpoints);
2111 get_track(l)->trackpoints = NULL;
2112 vik_trw_layer_delete_track(VIK_TRW_LAYER(pass_along[0]), l->data);
2117 tr->trackpoints = g_list_sort(tr->trackpoints, trackpoint_compare);
2118 vik_trw_layer_add_track(VIK_TRW_LAYER(pass_along[0]), strdup(orig_track_name), tr);
2120 #undef get_first_trackpoint
2121 #undef get_last_trackpoint
2124 } while (track_count > 1);
2125 g_list_free(nearby_tracks);
2126 free(orig_track_name);
2127 vik_layer_emit_update(VIK_LAYER(pass_along[0]));
2130 /* split by time routine */
2131 static void trw_layer_split_by_timestamp ( gpointer pass_along[6] )
2133 VikTrack *track = (VikTrack *) g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->tracks, pass_along[3] );
2134 GList *trps = track->trackpoints;
2136 GList *newlists = NULL;
2137 GList *newtps = NULL;
2139 static guint thr = 1;
2146 if (!a_dialog_time_threshold(VIK_GTK_WINDOW_FROM_LAYER(pass_along[0]),
2147 "Split Threshold...",
2148 "Split when time between trackpoints exceeds:",
2153 /* iterate through trackpoints, and copy them into new lists without touching original list */
2154 prev_ts = VIK_TRACKPOINT(trps->data)->timestamp;
2158 ts = VIK_TRACKPOINT(iter->data)->timestamp;
2160 g_print("panic: ts < prev_ts: this should never happen!\n");
2163 if (ts - prev_ts > thr*60) {
2164 /* flush accumulated trackpoints into new list */
2165 newlists = g_list_prepend(newlists, g_list_reverse(newtps));
2169 /* accumulate trackpoint copies in newtps, in reverse order */
2170 newtps = g_list_prepend(newtps, vik_trackpoint_copy(VIK_TRACKPOINT(iter->data)));
2172 iter = g_list_next(iter);
2175 newlists = g_list_prepend(newlists, g_list_reverse(newtps));
2178 /* put lists of trackpoints into tracks */
2185 tr = vik_track_new();
2186 tr->visible = track->visible;
2187 tr->trackpoints = (GList *)(iter->data);
2189 new_tr_name = g_strdup_printf("%s #%d", (gchar *) pass_along[3], i++);
2190 vik_trw_layer_add_track(VIK_TRW_LAYER(pass_along[0]), new_tr_name, tr);
2191 /* g_print("adding track %s, times %d - %d\n", new_tr_name, VIK_TRACKPOINT(tr->trackpoints->data)->timestamp,
2192 VIK_TRACKPOINT(g_list_last(tr->trackpoints)->data)->timestamp);*/
2194 iter = g_list_next(iter);
2196 g_list_free(newlists);
2197 vik_trw_layer_delete_track(VIK_TRW_LAYER(pass_along[0]), (gchar *)pass_along[3]);
2198 vik_layer_emit_update(VIK_LAYER(pass_along[0]));
2201 /* end of split/merge routines */
2204 static void trw_layer_goto_waypoint ( gpointer pass_along[5] )
2206 VikWaypoint *wp = g_hash_table_lookup ( VIK_TRW_LAYER(pass_along[0])->waypoints, pass_along[3] );
2208 goto_coord ( VIK_LAYERS_PANEL(pass_along[1]), &(wp->coord) );
2211 static void trw_layer_waypoint_gc_webpage ( gpointer pass_along[5] )
2213 gchar *webpage = g_strdup_printf("http://www.geocaching.com/seek/cache_details.aspx?wp=%s", (gchar *) pass_along[3] );
2215 ShellExecute(NULL, NULL, (char *) webpage, NULL, ".\\", 0);
2218 gchar *cmd = g_strdup_printf ( "%s %s", UNIX_WEB_BROWSER, webpage );
2219 if ( ! g_spawn_command_line_async ( cmd, &err ) )
2221 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(VIK_LAYER(pass_along[0])), "Could not launch web browser." );
2222 g_error_free ( err );
2225 #endif /* WINDOWS */
2229 const gchar *vik_trw_layer_sublayer_rename_request ( VikTrwLayer *l, const gchar *newname, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
2231 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2237 if ( strcasecmp ( newname, sublayer ) == 0 )
2240 if ( uppercase_exists_in_hash ( l->waypoints, newname ) )
2242 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(l), "Waypoint Already Exists" );
2246 iter = g_hash_table_lookup ( l->waypoints_iters, sublayer );
2247 g_hash_table_steal ( l->waypoints_iters, sublayer );
2249 wp = vik_waypoint_copy ( VIK_WAYPOINT(g_hash_table_lookup ( l->waypoints, sublayer )) );
2250 g_hash_table_remove ( l->waypoints, sublayer );
2252 rv = g_strdup(newname);
2253 for ( i = strlen(rv) - 1; i >= 0; i-- )
2254 rv[i] = toupper(rv[i]);
2256 vik_treeview_item_set_pointer ( VIK_LAYER(l)->vt, iter, rv );
2258 g_hash_table_insert ( l->waypoints, rv, wp );
2259 g_hash_table_insert ( l->waypoints_iters, rv, iter );
2261 /* it hasn't been updated yet so we pass new name */
2262 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
2263 vik_treeview_sublayer_realphabetize ( VIK_LAYER(l)->vt, iter, rv );
2266 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vlp) );
2269 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2277 if ( strcasecmp ( newname, sublayer ) == 0 )
2280 if ( uppercase_exists_in_hash ( l->tracks, newname ) )
2282 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(l), "Track Already Exists" );
2286 g_hash_table_lookup_extended ( l->tracks, sublayer, (void *)&orig_key, (void *)&tr );
2287 g_hash_table_steal ( l->tracks, sublayer );
2289 iter = g_hash_table_lookup ( l->tracks_iters, sublayer );
2290 g_hash_table_steal ( l->tracks_iters, sublayer );
2292 rv = g_strdup(newname);
2293 for ( i = strlen(rv) - 1; i >= 0; i-- )
2294 rv[i] = toupper(rv[i]);
2296 vik_treeview_item_set_pointer ( VIK_LAYER(l)->vt, iter, rv );
2298 g_hash_table_insert ( l->tracks, rv, tr );
2299 g_hash_table_insert ( l->tracks_iters, rv, iter );
2301 /* don't forget about current_tp_track_name, update that too */
2302 if ( l->current_tp_track_name && g_strcasecmp(orig_key,l->current_tp_track_name) == 0 )
2304 l->current_tp_track_name = rv;
2306 vik_trw_layer_tpwin_set_track_name ( l->tpwin, rv );
2308 else if ( l->last_tp_track_name && g_strcasecmp(orig_key,l->last_tp_track_name) == 0 )
2309 l->last_tp_track_name = rv;
2311 g_free ( orig_key );
2313 #ifdef VIK_CONFIG_ALPHABETIZED_TRW
2314 vik_treeview_sublayer_realphabetize ( VIK_LAYER(l)->vt, iter, rv );
2317 vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vlp) );
2323 static gboolean is_valid_geocache_name ( gchar *str )
2325 gint len = strlen ( str );
2326 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]));
2329 /* vlp can be NULL if necessary - i.e. right-click from a tool -- but be careful, some functions may try to use it */
2330 gboolean vik_trw_layer_sublayer_add_menu_items ( VikTrwLayer *l, GtkMenu *menu, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
2332 static GtkTreeIter staticiter;
2333 static gpointer pass_along[5];
2335 gboolean rv = FALSE;
2338 pass_along[1] = vlp;
2339 pass_along[2] = (gpointer) subtype;
2340 pass_along[3] = sublayer;
2341 staticiter = *iter; /* will exist after function has ended */
2342 pass_along[4] = &staticiter;
2344 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT || subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2348 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
2349 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_properties_item), pass_along );
2350 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2351 gtk_widget_show ( item );
2353 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL );
2354 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_cut_item_cb), pass_along );
2355 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2356 gtk_widget_show ( item );
2358 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL );
2359 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_copy_item_cb), pass_along );
2360 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2361 gtk_widget_show ( item );
2363 item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL );
2364 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_delete_item), pass_along );
2365 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2366 gtk_widget_show ( item );
2368 if ( subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT )
2370 /* could be a right-click using the tool */
2371 if ( vlp != NULL ) {
2372 item = gtk_menu_item_new_with_label ( "Goto" );
2373 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_waypoint), pass_along );
2374 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2375 gtk_widget_show ( item );
2378 if ( is_valid_geocache_name ( (gchar *) sublayer ) )
2380 item = gtk_menu_item_new_with_label ( "Visit Geocache Webpage" );
2381 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_waypoint_gc_webpage), pass_along );
2382 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2383 gtk_widget_show ( item );
2389 if ( subtype == VIK_TRW_LAYER_SUBLAYER_TRACK )
2391 item = gtk_menu_item_new ();
2392 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2393 gtk_widget_show ( item );
2395 item = gtk_menu_item_new_with_label ( "Goto Startpoint" );
2396 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_startpoint), pass_along );
2397 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2398 gtk_widget_show ( item );
2400 item = gtk_menu_item_new_with_label ( "Goto \"Center\"" );
2401 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_center), pass_along );
2402 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2403 gtk_widget_show ( item );
2405 item = gtk_menu_item_new_with_label ( "Goto Endpoint" );
2406 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_goto_track_endpoint), pass_along );
2407 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2408 gtk_widget_show ( item );
2410 item = gtk_menu_item_new_with_label ( "Merge By Time" );
2411 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_merge_by_timestamp), pass_along );
2412 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2413 gtk_widget_show ( item );
2415 item = gtk_menu_item_new_with_label ( "Split By Time" );
2416 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_split_by_timestamp), pass_along );
2417 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2418 gtk_widget_show ( item );
2421 if ( vlp && (subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINTS || subtype == VIK_TRW_LAYER_SUBLAYER_WAYPOINT) )
2423 item = gtk_menu_item_new ();
2424 gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
2425 gtk_widget_show ( item );
2427 item = gtk_menu_item_new_with_label ( "New Waypoint" );
2428 g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_new_wp), pass_along );
2429 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
2430 gtk_widget_show ( item );
2437 /* to be called when last_tpl no long exists. */
2438 static void trw_layer_cancel_last_tp ( VikTrwLayer *vtl )
2440 if ( vtl->tpwin ) /* can't join with a non-existant TP. */
2441 vik_trw_layer_tpwin_disable_join ( vtl->tpwin );
2442 vtl->last_tpl = NULL;
2443 vtl->last_tp_track_name = NULL;
2446 static void trw_layer_cancel_current_tp ( VikTrwLayer *vtl, gboolean destroy )
2452 gtk_widget_destroy ( GTK_WIDGET(vtl->tpwin) );
2456 vik_trw_layer_tpwin_set_empty ( vtl->tpwin );
2458 if ( vtl->current_tpl )
2460 vtl->current_tpl = NULL;
2461 vtl->current_tp_track_name = NULL;
2462 vik_layer_emit_update(VIK_LAYER(vtl));
2466 static void trw_layer_tpwin_response ( VikTrwLayer *vtl, gint response )
2468 g_assert ( vtl->tpwin != NULL );
2469 if ( response == VIK_TRW_LAYER_TPWIN_CLOSE )
2470 trw_layer_cancel_current_tp ( vtl, TRUE );
2471 else if ( response == VIK_TRW_LAYER_TPWIN_SPLIT && vtl->current_tpl->next && vtl->current_tpl->prev )
2474 if ( ( name = a_dialog_new_track ( GTK_WINDOW(vtl->tpwin), vtl->tracks ) ) )
2476 VikTrack *tr = vik_track_new ();
2477 GList *newglist = g_list_alloc ();
2478 newglist->prev = NULL;
2479 newglist->next = vtl->current_tpl->next;
2480 newglist->data = vik_trackpoint_copy(VIK_TRACKPOINT(vtl->current_tpl->data));
2481 tr->trackpoints = newglist;
2483 vtl->current_tpl->next->prev = newglist; /* end old track here */
2484 vtl->current_tpl->next = NULL;
2486 vtl->current_tpl = newglist; /* change tp to first of new track. */
2487 vtl->current_tp_track_name = name;
2489 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2491 vik_trw_layer_add_track ( vtl, name, tr );
2492 vik_layer_emit_update(VIK_LAYER(vtl));
2495 else if ( response == VIK_TRW_LAYER_TPWIN_DELETE )
2497 VikTrack *tr = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
2499 g_assert(tr != NULL);
2501 /* can't join with a non-existent trackpoint */
2502 vtl->last_tpl = NULL;
2503 vtl->last_tp_track_name = NULL;
2505 if ( (new_tpl = vtl->current_tpl->next) || (new_tpl = vtl->current_tpl->prev) )
2507 if ( VIK_TRACKPOINT(vtl->current_tpl->data)->newsegment && vtl->current_tpl->next )
2508 VIK_TRACKPOINT(vtl->current_tpl->next->data)->newsegment = TRUE; /* don't concat segments on del */
2510 tr->trackpoints = g_list_remove_link ( tr->trackpoints, vtl->current_tpl ); /* this nulls current_tpl->prev and next */
2512 /* at this point the old trackpoint exists, but the list links are correct (new), so it is safe to do this. */
2513 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, new_tpl, vtl->current_tp_track_name );
2515 trw_layer_cancel_last_tp ( vtl );
2517 g_free ( vtl->current_tpl->data ); /* TODO: vik_trackpoint_free() */
2518 g_list_free_1 ( vtl->current_tpl );
2519 vtl->current_tpl = new_tpl;
2520 vik_layer_emit_update(VIK_LAYER(vtl));
2524 tr->trackpoints = g_list_remove_link ( tr->trackpoints, vtl->current_tpl );
2525 g_free ( vtl->current_tpl->data ); /* TODO longone: vik_trackpoint_new() and vik_trackpoint_free() */
2526 g_list_free_1 ( vtl->current_tpl );
2527 trw_layer_cancel_current_tp ( vtl, FALSE );
2530 else if ( response == VIK_TRW_LAYER_TPWIN_FORWARD && vtl->current_tpl->next )
2532 vtl->last_tpl = vtl->current_tpl;
2533 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl = vtl->current_tpl->next, vtl->current_tp_track_name );
2534 vik_layer_emit_update(VIK_LAYER(vtl)); /* TODO longone: either move or only update if tp is inside drawing window */
2536 else if ( response == VIK_TRW_LAYER_TPWIN_BACK && vtl->current_tpl->prev )
2538 vtl->last_tpl = vtl->current_tpl;
2539 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl = vtl->current_tpl->prev, vtl->current_tp_track_name );
2540 vik_layer_emit_update(VIK_LAYER(vtl));
2542 else if ( response == VIK_TRW_LAYER_TPWIN_JOIN )
2544 VikTrack *tr1 = g_hash_table_lookup ( vtl->tracks, vtl->last_tp_track_name );
2545 VikTrack *tr2 = g_hash_table_lookup ( vtl->tracks, vtl->current_tp_track_name );
2547 VikTrack *tr_first = tr1, *tr_last = tr2;
2551 if ( (!vtl->last_tpl->next) && (!vtl->current_tpl->next) ) /* both endpoints */
2552 vik_track_reverse ( tr2 ); /* reverse the second, that way second track clicked will be later. */
2553 else if ( (!vtl->last_tpl->prev) && (!vtl->current_tpl->prev) )
2554 vik_track_reverse ( tr1 );
2555 else if ( (!vtl->last_tpl->prev) && (!vtl->current_tpl->next) ) /* clicked startpoint, then endpoint -- concat end to start */
2560 /* default -- clicked endpoint then startpoint -- connect endpoint to startpoint */
2562 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. */
2563 VIK_TRACKPOINT(tr_last->trackpoints->data)->newsegment = FALSE;
2564 tr1->trackpoints = g_list_concat ( tr_first->trackpoints, tr_last->trackpoints );
2565 tr2->trackpoints = NULL;
2567 tmp = vtl->current_tp_track_name;
2569 vtl->current_tp_track_name = vtl->last_tp_track_name; /* current_tp stays the same (believe it or not!) */
2570 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2572 /* if we did this before, trw_layer_delete_track would have canceled the current tp because
2573 * it was the current track. canceling the current tp would have set vtl->current_tpl to NULL */
2574 vik_trw_layer_delete_track ( vtl, tmp );
2576 trw_layer_cancel_last_tp ( vtl ); /* same TP, can't join. */
2577 vik_layer_emit_update(VIK_LAYER(vtl));
2579 else if ( response == VIK_TRW_LAYER_TPWIN_DATA_CHANGED )
2580 vik_layer_emit_update (VIK_LAYER(vtl));
2583 static void trw_layer_tpwin_init ( VikTrwLayer *vtl )
2587 vtl->tpwin = vik_trw_layer_tpwin_new ( VIK_GTK_WINDOW_FROM_LAYER(vtl) );
2588 g_signal_connect_swapped ( GTK_DIALOG(vtl->tpwin), "response", G_CALLBACK(trw_layer_tpwin_response), vtl );
2589 /* connect signals -- DELETE SIGNAL VERY IMPORTANT TO SET TO NULL */
2590 g_signal_connect_swapped ( vtl->tpwin, "delete-event", G_CALLBACK(trw_layer_cancel_current_tp), vtl );
2591 gtk_widget_show_all ( GTK_WIDGET(vtl->tpwin) );
2593 if ( vtl->current_tpl )
2594 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
2595 /* set layer name and TP data */
2598 /***************************************************************************
2600 ***************************************************************************/
2602 /*** Utility data structures and functions ****/
2606 gint closest_x, closest_y;
2607 gchar *closest_wp_name;
2608 VikWaypoint *closest_wp;
2614 gint closest_x, closest_y;
2615 gchar *closest_track_name;
2616 VikTrackpoint *closest_tp;
2621 static void waypoint_search_closest_tp ( gchar *name, VikWaypoint *wp, WPSearchParams *params )
2627 vik_viewport_coord_to_screen ( params->vvp, &(wp->coord), &x, &y );
2629 if ( abs (x - params->x) <= WAYPOINT_SIZE_APPROX && abs (y - params->y) <= WAYPOINT_SIZE_APPROX &&
2630 ((!params->closest_wp) || /* was the old waypoint we already found closer than this one? */
2631 abs(x - params->x)+abs(y - params->y) < abs(x - params->closest_x)+abs(y - params->closest_y)))
2633 params->closest_wp_name = name;
2634 params->closest_wp = wp;
2635 params->closest_x = x;
2636 params->closest_y = y;
2640 static void track_search_closest_tp ( gchar *name, VikTrack *t, TPSearchParams *params )
2642 GList *tpl = t->trackpoints;
2651 tp = VIK_TRACKPOINT(tpl->data);
2653 vik_viewport_coord_to_screen ( params->vvp, &(tp->coord), &x, &y );
2655 if ( abs (x - params->x) <= TRACKPOINT_SIZE_APPROX && abs (y - params->y) <= TRACKPOINT_SIZE_APPROX &&
2656 ((!params->closest_tp) || /* was the old trackpoint we already found closer than this one? */
2657 abs(x - params->x)+abs(y - params->y) < abs(x - params->closest_x)+abs(y - params->closest_y)))
2659 params->closest_track_name = name;
2660 params->closest_tp = tp;
2661 params->closest_tpl = tpl;
2662 params->closest_x = x;
2663 params->closest_y = y;
2669 static VikTrackpoint *closest_tp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y )
2671 TPSearchParams params;
2675 params.closest_track_name = NULL;
2676 params.closest_tp = NULL;
2677 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_search_closest_tp, ¶ms);
2678 return params.closest_tp;
2681 static VikWaypoint *closest_wp_in_five_pixel_interval ( VikTrwLayer *vtl, VikViewport *vvp, gint x, gint y )
2683 WPSearchParams params;
2687 params.closest_wp = NULL;
2688 params.closest_wp_name = NULL;
2689 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_search_closest_tp, ¶ms);
2690 return params.closest_wp;
2693 /* background drawing hook, to be passed the viewport */
2694 static gboolean tool_sync_done = TRUE;
2696 static gboolean tool_sync(gpointer data)
2698 VikViewport *vvp = data;
2699 gdk_threads_enter();
2700 vik_viewport_sync(vvp);
2701 tool_sync_done = TRUE;
2702 gdk_threads_leave();
2713 static void marker_begin_move ( tool_ed_t *t, gint x, gint y )
2716 t->gc = vik_viewport_new_gc (t->vvp, "black", 2);
2717 gdk_gc_set_function ( t->gc, GDK_INVERT );
2718 vik_viewport_draw_rectangle ( t->vvp, t->gc, FALSE, x-3, y-3, 6, 6 );
2719 vik_viewport_sync(t->vvp);
2724 static void marker_moveto ( tool_ed_t *t, gint x, gint y )
2726 VikViewport *vvp = t->vvp;
2727 vik_viewport_draw_rectangle ( vvp, t->gc, FALSE, t->oldx-3, t->oldy-3, 6, 6 );
2728 vik_viewport_draw_rectangle ( vvp, t->gc, FALSE, x-3, y-3, 6, 6 );
2731 if (tool_sync_done) {
2732 g_idle_add_full (G_PRIORITY_HIGH_IDLE + 10, tool_sync, vvp, NULL);
2733 tool_sync_done = FALSE;
2737 static void marker_end_move ( tool_ed_t *t )
2739 vik_viewport_draw_rectangle ( t->vvp, t->gc, FALSE, t->oldx-3, t->oldy-3, 6, 6 );
2740 g_object_unref ( t->gc );
2744 /*** Edit waypoint ****/
2746 static gpointer tool_edit_waypoint_create ( VikWindow *vw, VikViewport *vvp)
2748 tool_ed_t *t = g_new(tool_ed_t, 1);
2754 static gboolean tool_edit_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
2756 WPSearchParams params;
2757 tool_ed_t *t = data;
2758 VikViewport *vvp = t->vvp;
2760 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
2767 if ( vtl->current_wp && vtl->current_wp->visible )
2769 /* first check if current WP is within area (other may be 'closer', but we want to move the current) */
2771 vik_viewport_coord_to_screen ( vvp, &(vtl->current_wp->coord), &x, &y );
2773 if ( abs(x - event->x) <= WAYPOINT_SIZE_APPROX &&
2774 abs(y - event->y) <= WAYPOINT_SIZE_APPROX )
2776 if ( event->button == 3 )
2777 vtl->waypoint_rightclick = TRUE; /* remember that we're clicking; other layers will ignore release signal */
2779 marker_begin_move(t, event->x, event->y);
2786 params.x = event->x;
2787 params.y = event->y;
2788 params.closest_wp_name = NULL;
2789 /* TODO: should get track listitem so we can break it up, make a new track, mess it up, all that. */
2790 params.closest_wp = NULL;
2791 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_search_closest_tp, ¶ms);
2792 if ( vtl->current_wp == params.closest_wp && vtl->current_wp != NULL )
2794 /* how do we get here? I'm putting in the abort until we can figure it out. -alex */
2795 marker_begin_move(t, event->x, event->y);
2796 printf("Abort: shouldn't be here\n");
2799 else if ( params.closest_wp )
2801 if ( event->button == 3 )
2802 vtl->waypoint_rightclick = TRUE; /* remember that we're clicking; other layers will ignore release signal */
2804 vtl->waypoint_rightclick = FALSE;
2806 vtl->current_wp = params.closest_wp;
2807 vtl->current_wp_name = params.closest_wp_name;
2809 if ( params.closest_wp )
2810 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->waypoints_iters, vtl->current_wp_name ) );
2812 /* could make it so don't update if old WP is off screen and new is null but oh well */
2813 vik_layer_emit_update ( VIK_LAYER(vtl) );
2817 vtl->current_wp = NULL;
2818 vtl->current_wp_name = NULL;
2819 vtl->waypoint_rightclick = FALSE;
2820 vik_layer_emit_update ( VIK_LAYER(vtl) );
2824 static gboolean tool_edit_waypoint_move ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
2826 tool_ed_t *t = data;
2827 VikViewport *vvp = t->vvp;
2829 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
2834 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
2837 if ( event->state & GDK_CONTROL_MASK )
2839 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2841 new_coord = tp->coord;
2845 if ( event->state & GDK_SHIFT_MASK )
2847 VikWaypoint *wp = closest_wp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2848 if ( wp && wp != vtl->current_wp )
2849 new_coord = wp->coord;
2854 vik_viewport_coord_to_screen ( vvp, &new_coord, &x, &y );
2855 marker_moveto ( t, x, y );
2862 static gboolean tool_edit_waypoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
2864 tool_ed_t *t = data;
2865 VikViewport *vvp = t->vvp;
2867 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
2870 if ( t->holding && event->button == 1 )
2873 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
2876 if ( event->state & GDK_CONTROL_MASK )
2878 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2880 new_coord = tp->coord;
2884 if ( event->state & GDK_SHIFT_MASK )
2886 VikWaypoint *wp = closest_wp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2887 if ( wp && wp != vtl->current_wp )
2888 new_coord = wp->coord;
2891 marker_end_move ( t );
2893 vtl->current_wp->coord = new_coord;
2894 vik_layer_emit_update ( VIK_LAYER(vtl) );
2897 /* PUT IN RIGHT PLACE!!! */
2898 if ( event->button == 3 && vtl->waypoint_rightclick )
2900 if ( vtl->wp_right_click_menu )
2901 gtk_object_sink ( GTK_OBJECT(vtl->wp_right_click_menu) );
2902 vtl->wp_right_click_menu = GTK_MENU ( gtk_menu_new () );
2903 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 ) );
2904 gtk_menu_popup ( vtl->wp_right_click_menu, NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
2905 vtl->waypoint_rightclick = FALSE;
2910 /*** New track ****/
2912 static gpointer tool_new_track_create ( VikWindow *vw, VikViewport *vvp)
2917 static gboolean tool_new_track_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
2921 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
2924 if ( event->button == 3 && vtl->current_track )
2927 if ( vtl->current_track->trackpoints )
2929 GList *last = g_list_last(vtl->current_track->trackpoints);
2930 g_free ( last->data );
2931 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
2933 vik_layer_emit_update ( VIK_LAYER(vtl) );
2937 if ( event->type == GDK_2BUTTON_PRESS )
2939 /* subtract last (duplicate from double click) tp then end */
2940 if ( vtl->current_track && vtl->current_track->trackpoints && vtl->ct_x1 == vtl->ct_x2 && vtl->ct_y1 == vtl->ct_y2 )
2942 GList *last = g_list_last(vtl->current_track->trackpoints);
2943 g_free ( last->data );
2944 vtl->current_track->trackpoints = g_list_remove_link ( vtl->current_track->trackpoints, last );
2945 /* undo last, then end */
2946 vtl->current_track = NULL;
2951 if ( ! vtl->current_track )
2954 if ( ( name = a_dialog_new_track ( VIK_GTK_WINDOW_FROM_LAYER(vtl), vtl->tracks ) ) )
2956 vtl->current_track = vik_track_new();
2957 vtl->current_track->visible = TRUE;
2958 vik_trw_layer_add_track ( vtl, name, vtl->current_track );
2963 tp = vik_trackpoint_new();
2964 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &(tp->coord) );
2966 /* snap to other TP */
2967 if ( event->state & GDK_CONTROL_MASK )
2969 VikTrackpoint *other_tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
2971 tp->coord = other_tp->coord;
2974 tp->newsegment = FALSE;
2975 tp->has_timestamp = FALSE;
2977 tp->altitude = VIK_DEFAULT_ALTITUDE;
2978 vtl->current_track->trackpoints = g_list_append ( vtl->current_track->trackpoints, tp );
2980 vtl->ct_x1 = vtl->ct_x2;
2981 vtl->ct_y1 = vtl->ct_y2;
2982 vtl->ct_x2 = event->x;
2983 vtl->ct_y2 = event->y;
2985 vik_layer_emit_update ( VIK_LAYER(vtl) );
2990 /*** New waypoint ****/
2992 static gpointer tool_new_waypoint_create ( VikWindow *vw, VikViewport *vvp)
2997 static gboolean tool_new_waypoint_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3000 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3002 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &coord );
3003 if (vik_trw_layer_new_waypoint ( vtl, VIK_GTK_WINDOW_FROM_LAYER(vtl), &coord ) && VIK_LAYER(vtl)->visible)
3004 vik_layer_emit_update ( VIK_LAYER(vtl) );
3009 /*** Edit trackpoint ****/
3011 static gpointer tool_edit_trackpoint_create ( VikWindow *vw, VikViewport *vvp)
3013 tool_ed_t *t = g_new(tool_ed_t, 1);
3019 static gboolean tool_edit_trackpoint_click ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3021 tool_ed_t *t = data;
3022 VikViewport *vvp = t->vvp;
3023 TPSearchParams params;
3024 /* OUTDATED DOCUMENTATION:
3025 find 5 pixel range on each side. then put these UTM, and a pointer
3026 to the winning track name (and maybe the winning track itself), and a
3027 pointer to the winning trackpoint, inside an array or struct. pass
3028 this along, do a foreach on the tracks which will do a foreach on the
3031 params.x = event->x;
3032 params.y = event->y;
3033 params.closest_track_name = NULL;
3034 /* TODO: should get track listitem so we can break it up, make a new track, mess it up, all that. */
3035 params.closest_tp = NULL;
3037 if ( event->button != 1 )
3040 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3043 if ( vtl->current_tpl )
3045 /* 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.) */
3046 VikTrackpoint *tp = VIK_TRACKPOINT(vtl->current_tpl->data);
3047 VikTrack *current_tr = VIK_TRACK(g_hash_table_lookup(vtl->tracks, vtl->current_tp_track_name));
3049 g_assert ( current_tr );
3051 vik_viewport_coord_to_screen ( vvp, &(tp->coord), &x, &y );
3053 if ( current_tr->visible &&
3054 abs(x - event->x) < TRACKPOINT_SIZE_APPROX &&
3055 abs(y - event->y) < TRACKPOINT_SIZE_APPROX ) {
3056 marker_begin_move ( t, event->x, event->y );
3060 vtl->last_tpl = vtl->current_tpl;
3061 vtl->last_tp_track_name = vtl->current_tp_track_name;
3064 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_search_closest_tp, ¶ms);
3066 if ( params.closest_tp )
3068 vtl->current_tpl = params.closest_tpl;
3069 vtl->current_tp_track_name = params.closest_track_name;
3070 vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->tracks_iters, vtl->current_tp_track_name ) );
3071 trw_layer_tpwin_init ( vtl );
3072 vik_layer_emit_update ( VIK_LAYER(vtl) );
3076 /* these aren't the droids you're looking for */
3080 static gboolean tool_edit_trackpoint_move ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3082 tool_ed_t *t = data;
3083 VikViewport *vvp = t->vvp;
3085 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3092 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
3095 if ( event->state & GDK_CONTROL_MASK )
3097 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3098 if ( tp && tp != vtl->current_tpl->data )
3099 new_coord = tp->coord;
3101 // VIK_TRACKPOINT(vtl->current_tpl->data)->coord = new_coord;
3104 vik_viewport_coord_to_screen ( vvp, &new_coord, &x, &y );
3105 marker_moveto ( t, x, y );
3113 static gboolean tool_edit_trackpoint_release ( VikTrwLayer *vtl, GdkEventButton *event, gpointer data )
3115 tool_ed_t *t = data;
3116 VikViewport *vvp = t->vvp;
3118 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3120 if ( event->button != 1)
3125 vik_viewport_screen_to_coord ( vvp, event->x, event->y, &new_coord );
3128 if ( event->state & GDK_CONTROL_MASK )
3130 VikTrackpoint *tp = closest_tp_in_five_pixel_interval ( vtl, vvp, event->x, event->y );
3131 if ( tp && tp != vtl->current_tpl->data )
3132 new_coord = tp->coord;
3135 VIK_TRACKPOINT(vtl->current_tpl->data)->coord = new_coord;
3137 marker_end_move ( t );
3139 /* diff dist is diff from orig */
3140 vik_trw_layer_tpwin_set_tp ( vtl->tpwin, vtl->current_tpl, vtl->current_tp_track_name );
3141 /* can't join with itself! */
3142 trw_layer_cancel_last_tp ( vtl );
3144 vik_layer_emit_update ( VIK_LAYER(vtl) );
3151 /*** Show picture ****/
3153 static gpointer tool_show_picture_create ( VikWindow *vw, VikViewport *vvp)
3158 /* Params are: vvp, event, last match found or NULL */
3159 static void tool_show_picture_wp ( char *name, VikWaypoint *wp, gpointer params[2] )
3161 if ( wp->image && wp->visible )
3163 gint x, y, slackx, slacky;
3164 GdkEventButton *event = (GdkEventButton *) params[1];
3166 vik_viewport_coord_to_screen ( VIK_VIEWPORT(params[0]), &(wp->coord), &x, &y );
3167 slackx = wp->image_width / 2;
3168 slacky = wp->image_height / 2;
3169 if ( x <= event->x + slackx && x >= event->x - slackx
3170 && y <= event->y + slacky && y >= event->y - slacky )
3172 params[2] = wp->image; /* we've found a match. however continue searching
3173 * since we want to find the last match -- that
3174 * is, the match that was drawn last. */
3179 static gboolean tool_show_picture_click ( VikTrwLayer *vtl, GdkEventButton *event, VikViewport *vvp )
3181 gpointer params[3] = { vvp, event, NULL };
3182 if (!vtl || vtl->vl.type != VIK_LAYER_TRW)
3184 g_hash_table_foreach ( vtl->waypoints, (GHFunc) tool_show_picture_wp, params );
3187 /* thanks to the Gaim people for showing me ShellExecute and g_spawn_command_line_async */
3189 ShellExecute(NULL, NULL, (char *) params[2], NULL, ".\\", 0);
3192 gchar *quoted_file = g_shell_quote ( (gchar *) params[2] );
3193 gchar *cmd = g_strdup_printf ( "eog %s", quoted_file );
3194 g_free ( quoted_file );
3195 if ( ! g_spawn_command_line_async ( cmd, &err ) )
3197 a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_LAYER(vtl), "Could not launch eog to open file." );
3198 g_error_free ( err );
3201 #endif /* WINDOWS */
3202 return TRUE; /* found a match */
3205 return FALSE; /* go through other layers, searching for a match */
3208 /***************************************************************************
3210 ***************************************************************************/
3216 static void image_wp_make_list ( char *name, VikWaypoint *wp, GSList **pics )
3218 if ( wp->image && ( ! a_thumbnails_exists ( wp->image ) ) )
3219 *pics = g_slist_append ( *pics, (gpointer) g_strdup ( wp->image ) );
3222 static void create_thumbnails_thread ( GSList *pics, gpointer threaddata )
3224 guint total = g_slist_length(pics), done = 0;
3227 a_thumbnails_create ( (gchar *) pics->data );
3228 a_background_thread_progress ( threaddata, ((gdouble) ++done) / total );
3233 static void free_pics_slist ( GSList *pics )
3237 g_free ( pics->data );
3238 pics = g_slist_delete_link ( pics, pics );
3242 static void trw_layer_verify_thumbnails ( VikTrwLayer *vtl, GtkWidget *vp )
3244 if ( ! vtl->has_verified_thumbnails )
3246 GSList *pics = NULL;
3247 g_hash_table_foreach ( vtl->waypoints, (GHFunc) image_wp_make_list, &pics );
3250 gint len = g_slist_length ( pics );
3251 gchar *tmp = g_strdup_printf ( "Creating %d Image Thumbnails...", len );
3252 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 );
3258 VikCoordMode vik_trw_layer_get_coord_mode ( VikTrwLayer *vtl )
3260 return vtl->coord_mode;
3265 static void waypoint_convert ( const gchar *name, VikWaypoint *wp, VikCoordMode *dest_mode )
3267 vik_coord_convert ( &(wp->coord), *dest_mode );
3270 static void track_convert ( const gchar *name, VikTrack *tr, VikCoordMode *dest_mode )
3272 vik_track_convert ( tr, *dest_mode );
3275 static void trw_layer_change_coord_mode ( VikTrwLayer *vtl, VikCoordMode dest_mode )
3277 if ( vtl->coord_mode != dest_mode )
3279 vtl->coord_mode = dest_mode;
3280 g_hash_table_foreach ( vtl->waypoints, (GHFunc) waypoint_convert, &dest_mode );
3281 g_hash_table_foreach ( vtl->tracks, (GHFunc) track_convert, &dest_mode );
3285 VikWaypoint *vik_trw_layer_get_waypoint ( VikTrwLayer *vtl, gchar *name )
3287 return g_hash_table_lookup ( vtl->waypoints, name );
3290 VikTrack *vik_trw_layer_get_track ( VikTrwLayer *vtl, gchar *name )
3292 return g_hash_table_lookup ( vtl->tracks, name );
3295 static void vik_trw_layer_set_menu_selection(VikTrwLayer *vtl, guint16 selection)
3297 vtl->menu_selection = selection;
3300 static guint16 vik_trw_layer_get_menu_selection(VikTrwLayer *vtl)
3302 return(vtl->menu_selection);