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Add menu option to flush mapcache, and reduce viking memory footprint
[viking/guyou.git] / src / vikwindow.c
blob481efdbd18a810b6bf8a7b4448389fe4a00af970
1 /*
2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
3 *
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22 #ifdef HAVE_CONFIG_H
23 #include "config.h"
24 #endif
25
26 #include "viking.h"
27 #include "background.h"
28 #include "acquire.h"
29 #include "datasources.h"
30 #ifdef VIK_CONFIG_GOOGLE
31 #include "googlesearch.h"
32 #endif
33 #ifdef VIK_CONFIG_GEONAMES
34 #include "geonamessearch.h"
35 #endif
36 #include "dems.h"
37 #include "mapcache.h"
38 #include "print.h"
39 #include "preferences.h"
40 #include "icons/icons.h"
41 #include "vikexttools.h"
42
43 #ifdef HAVE_STDLIB_H
44 #include <stdlib.h>
45 #endif
46 #ifdef HAVE_MATH_H
47 #include <math.h>
48 #endif
49 #ifdef HAVE_STRING_H
50 #include <string.h>
51 #endif
52 #include <ctype.h>
53 #include <glib.h>
54 #include <glib/gstdio.h>
55 #include <glib/gprintf.h>
56 #include <glib/gi18n.h>
57
58 #define VIKING_WINDOW_WIDTH 1000
59 #define VIKING_WINDOW_HEIGHT 800
60 #define DRAW_IMAGE_DEFAULT_WIDTH 1280
61 #define DRAW_IMAGE_DEFAULT_HEIGHT 1024
62 #define DRAW_IMAGE_DEFAULT_SAVE_AS_PNG TRUE
63
64 static void window_finalize ( GObject *gob );
65 static GObjectClass *parent_class;
66
67 static void window_init ( VikWindow *vw );
68 static void window_class_init ( VikWindowClass *klass );
69 static void window_set_filename ( VikWindow *vw, const gchar *filename );
70
71 static void draw_update ( VikWindow *vw );
72
73 static void newwindow_cb ( GtkAction *a, VikWindow *vw );
74
75 /* Drawing & stuff */
76
77 static gboolean delete_event( VikWindow *vw );
78
79 static gboolean key_press_event( VikWindow *vw, GdkEventKey *event, gpointer data );
80
81 static void window_configure_event ( VikWindow *vw );
82 static void draw_sync ( VikWindow *vw );
83 static void draw_redraw ( VikWindow *vw );
84 static void draw_scroll ( VikWindow *vw, GdkEventScroll *event );
85 static void draw_click ( VikWindow *vw, GdkEventButton *event );
86 static void draw_release ( VikWindow *vw, GdkEventButton *event );
87 static void draw_mouse_motion ( VikWindow *vw, GdkEventMotion *event );
88 static void draw_zoom_cb ( GtkAction *a, VikWindow *vw );
89 static void draw_goto_cb ( GtkAction *a, VikWindow *vw );
90
91 static void draw_status ();
92
93 /* End Drawing Functions */
94
95 static void menu_addlayer_cb ( GtkAction *a, VikWindow *vw );
96 static void menu_properties_cb ( GtkAction *a, VikWindow *vw );
97 static void menu_delete_layer_cb ( GtkAction *a, VikWindow *vw );
98
99 /* tool management */
100 typedef struct {
101 VikToolInterface ti;
102 gpointer state;
103 gint layer_type;
104 } toolbox_tool_t;
105 #define TOOL_LAYER_TYPE_NONE -1
106
107 typedef struct {
108 int active_tool;
109 int n_tools;
110 toolbox_tool_t *tools;
111 VikWindow *vw;
112 } toolbox_tools_t;
113
114 static void menu_tool_cb ( GtkAction *old, GtkAction *a, VikWindow *vw );
115 static toolbox_tools_t* toolbox_create(VikWindow *vw);
116 static void toolbox_add_tool(toolbox_tools_t *vt, VikToolInterface *vti, gint layer_type );
117 static int toolbox_get_tool(toolbox_tools_t *vt, const gchar *tool_name);
118 static void toolbox_activate(toolbox_tools_t *vt, const gchar *tool_name);
119 static const GdkCursor *toolbox_get_cursor(toolbox_tools_t *vt, const gchar *tool_name);
120 static void toolbox_click (toolbox_tools_t *vt, GdkEventButton *event);
121 static void toolbox_move (toolbox_tools_t *vt, GdkEventMotion *event);
122 static void toolbox_release (toolbox_tools_t *vt, GdkEventButton *event);
123
124
125 /* ui creation */
126 static void window_create_ui( VikWindow *window );
127 static void register_vik_icons (GtkIconFactory *icon_factory);
128
129 /* i/o */
130 static void load_file ( GtkAction *a, VikWindow *vw );
131 static gboolean save_file_as ( GtkAction *a, VikWindow *vw );
132 static gboolean save_file ( GtkAction *a, VikWindow *vw );
133 static gboolean save_file_and_exit ( GtkAction *a, VikWindow *vw );
134 static gboolean window_save ( VikWindow *vw );
135
136 struct _VikWindow {
137 GtkWindow gtkwindow;
138 VikViewport *viking_vvp;
139 VikLayersPanel *viking_vlp;
140 VikStatusbar *viking_vs;
141
142 GtkToolbar *toolbar;
143
144 GtkItemFactory *item_factory;
145
146 /* tool management state */
147 guint current_tool;
148 toolbox_tools_t *vt;
149 guint16 tool_layer_id;
150 guint16 tool_tool_id;
151
152 GtkActionGroup *action_group;
153
154 gint pan_x, pan_y;
155
156 guint draw_image_width, draw_image_height;
157 gboolean draw_image_save_as_png;
158
159 gchar *filename;
160 gboolean modified;
161
162 GtkWidget *open_dia, *save_dia;
163 GtkWidget *save_img_dia, *save_img_dir_dia;
164
165 gboolean only_updating_coord_mode_ui; /* hack for a bug in GTK */
166 GtkUIManager *uim;
167
168 /* half-drawn update */
169 VikLayer *trigger;
170 VikCoord trigger_center;
171 };
172
173 enum {
174 TOOL_PAN = 0,
175 TOOL_ZOOM,
176 TOOL_RULER,
177 TOOL_LAYER,
178 NUMBER_OF_TOOLS
179 };
180
181 enum {
182 VW_NEWWINDOW_SIGNAL,
183 VW_OPENWINDOW_SIGNAL,
184 VW_LAST_SIGNAL
185 };
186
187 static guint window_signals[VW_LAST_SIGNAL] = { 0 };
188
189 static gchar *tool_names[NUMBER_OF_TOOLS] = { N_("Pan"), N_("Zoom"), N_("Ruler") };
190
191 GType vik_window_get_type (void)
192 {
193 static GType vw_type = 0;
194
195 if (!vw_type)
196 {
197 static const GTypeInfo vw_info =
198 {
199 sizeof (VikWindowClass),
200 NULL, /* base_init */
201 NULL, /* base_finalize */
202 (GClassInitFunc) window_class_init, /* class_init */
203 NULL, /* class_finalize */
204 NULL, /* class_data */
205 sizeof (VikWindow),
206 0,
207 (GInstanceInitFunc) window_init,
208 };
209 vw_type = g_type_register_static ( GTK_TYPE_WINDOW, "VikWindow", &vw_info, 0 );
210 }
211
212 return vw_type;
213 }
214
215 VikViewport * vik_window_viewport(VikWindow *vw)
216 {
217 return(vw->viking_vvp);
218 }
219
220 void vik_window_selected_layer(VikWindow *vw, VikLayer *vl)
221 {
222 int i, j, tool_count;
223 VikLayerInterface *layer_interface;
224
225 if (!vw->action_group) return;
226
227 for (i=0; i<VIK_LAYER_NUM_TYPES; i++) {
228 GtkAction *action;
229 layer_interface = vik_layer_get_interface(i);
230 tool_count = layer_interface->tools_count;
231
232 for (j = 0; j < tool_count; j++) {
233 action = gtk_action_group_get_action(vw->action_group,
234 layer_interface->tools[j].name);
235 g_object_set(action, "sensitive", i == vl->type, NULL);
236 }
237 }
238 }
239
240 static void window_finalize ( GObject *gob )
241 {
242 VikWindow *vw = VIK_WINDOW(gob);
243 g_return_if_fail ( vw != NULL );
244
245 a_background_remove_status ( vw->viking_vs );
246
247 G_OBJECT_CLASS(parent_class)->finalize(gob);
248 }
249
250
251 static void window_class_init ( VikWindowClass *klass )
252 {
253 /* destructor */
254 GObjectClass *object_class;
255
256 window_signals[VW_NEWWINDOW_SIGNAL] = g_signal_new ( "newwindow", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (VikWindowClass, newwindow), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
257 window_signals[VW_OPENWINDOW_SIGNAL] = g_signal_new ( "openwindow", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (VikWindowClass, openwindow), NULL, NULL, g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER);
258
259 object_class = G_OBJECT_CLASS (klass);
260
261 object_class->finalize = window_finalize;
262
263 parent_class = g_type_class_peek_parent (klass);
264
265 }
266
267 static void window_init ( VikWindow *vw )
268 {
269 GtkWidget *main_vbox;
270 GtkWidget *hpaned;
271
272 vw->action_group = NULL;
273
274 vw->viking_vvp = vik_viewport_new();
275 vw->viking_vlp = vik_layers_panel_new();
276 vik_layers_panel_set_viewport ( vw->viking_vlp, vw->viking_vvp );
277 vw->viking_vs = vik_statusbar_new();
278
279 vw->vt = toolbox_create(vw);
280 window_create_ui(vw);
281 window_set_filename (vw, NULL);
282
283 toolbox_activate(vw->vt, "Pan");
284
285 vw->filename = NULL;
286 vw->item_factory = NULL;
287
288 vw->modified = FALSE;
289 vw->only_updating_coord_mode_ui = FALSE;
290
291 vw->pan_x = vw->pan_y = -1;
292 vw->draw_image_width = DRAW_IMAGE_DEFAULT_WIDTH;
293 vw->draw_image_height = DRAW_IMAGE_DEFAULT_HEIGHT;
294 vw->draw_image_save_as_png = DRAW_IMAGE_DEFAULT_SAVE_AS_PNG;
295
296 main_vbox = gtk_vbox_new(FALSE, 1);
297 gtk_container_add (GTK_CONTAINER (vw), main_vbox);
298
299 gtk_box_pack_start (GTK_BOX(main_vbox), gtk_ui_manager_get_widget (vw->uim, "/MainMenu"), FALSE, TRUE, 0);
300 gtk_box_pack_start (GTK_BOX(main_vbox), gtk_ui_manager_get_widget (vw->uim, "/MainToolbar"), FALSE, TRUE, 0);
301 gtk_toolbar_set_icon_size(GTK_TOOLBAR(gtk_ui_manager_get_widget (vw->uim, "/MainToolbar")), GTK_ICON_SIZE_SMALL_TOOLBAR);
302 gtk_toolbar_set_style (GTK_TOOLBAR(gtk_ui_manager_get_widget (vw->uim, "/MainToolbar")), GTK_TOOLBAR_ICONS);
303
304 vik_ext_tools_add_menu_items ( vw, vw->uim );
305
306 g_signal_connect (G_OBJECT (vw), "delete_event", G_CALLBACK (delete_event), NULL);
307
308 g_signal_connect_swapped (G_OBJECT(vw->viking_vvp), "expose_event", G_CALLBACK(draw_sync), vw);
309 g_signal_connect_swapped (G_OBJECT(vw->viking_vvp), "configure_event", G_CALLBACK(window_configure_event), vw);
310 gtk_widget_add_events ( GTK_WIDGET(vw->viking_vvp), GDK_POINTER_MOTION_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_KEY_PRESS_MASK );
311 g_signal_connect_swapped (G_OBJECT(vw->viking_vvp), "scroll_event", G_CALLBACK(draw_scroll), vw);
312 g_signal_connect_swapped (G_OBJECT(vw->viking_vvp), "button_press_event", G_CALLBACK(draw_click), vw);
313 g_signal_connect_swapped (G_OBJECT(vw->viking_vvp), "button_release_event", G_CALLBACK(draw_release), vw);
314 g_signal_connect_swapped (G_OBJECT(vw->viking_vvp), "motion_notify_event", G_CALLBACK(draw_mouse_motion), vw);
315 g_signal_connect_swapped (G_OBJECT(vw->viking_vlp), "update", G_CALLBACK(draw_update), vw);
316
317 g_signal_connect_swapped (G_OBJECT (vw->viking_vvp), "key_press_event", G_CALLBACK (key_press_event), vw);
318
319 gtk_window_set_default_size ( GTK_WINDOW(vw), VIKING_WINDOW_WIDTH, VIKING_WINDOW_HEIGHT);
320
321 hpaned = gtk_hpaned_new ();
322 gtk_paned_pack1 ( GTK_PANED(hpaned), GTK_WIDGET (vw->viking_vlp), FALSE, FALSE );
323 gtk_paned_pack2 ( GTK_PANED(hpaned), GTK_WIDGET (vw->viking_vvp), TRUE, TRUE );
324
325 /* This packs the button into the window (a gtk container). */
326 gtk_box_pack_start (GTK_BOX(main_vbox), hpaned, TRUE, TRUE, 0);
327
328 gtk_box_pack_end (GTK_BOX(main_vbox), GTK_WIDGET(vw->viking_vs), FALSE, TRUE, 0);
329
330 a_background_add_status(vw->viking_vs);
331
332 vw->open_dia = NULL;
333 vw->save_dia = NULL;
334 vw->save_img_dia = NULL;
335 vw->save_img_dir_dia = NULL;
336 }
337
338 VikWindow *vik_window_new ()
339 {
340 return VIK_WINDOW ( g_object_new ( VIK_WINDOW_TYPE, NULL ) );
341 }
342
343 static gboolean key_press_event( VikWindow *vw, GdkEventKey *event, gpointer data )
344 {
345 VikLayer *vl = vik_layers_panel_get_selected ( vw->viking_vlp );
346 if (vl && vw->vt->active_tool != -1 && vw->vt->tools[vw->vt->active_tool].ti.key_press ) {
347 gint ltype = vw->vt->tools[vw->vt->active_tool].layer_type;
348 if ( vl && ltype == vl->type )
349 return vw->vt->tools[vw->vt->active_tool].ti.key_press(vl, event, vw->vt->tools[vw->vt->active_tool].state);
350 }
351 return FALSE; /* don't handle the keypress */
352 }
353
354 static gboolean delete_event( VikWindow *vw )
355 {
356 #ifdef VIKING_PROMPT_IF_MODIFIED
357 if ( vw->modified )
358 #else
359 if (0)
360 #endif
361 {
362 GtkDialog *dia;
363 dia = GTK_DIALOG ( gtk_message_dialog_new ( GTK_WINDOW(vw), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
364 _("Do you want to save the changes you made to the document \"%s\"?\n"
365 "\n"
366 "Your changes will be lost if you don't save them."),
367 vw->filename ? a_file_basename ( vw->filename ) : _("Untitled") ) );
368 gtk_dialog_add_buttons ( dia, _("Don't Save"), GTK_RESPONSE_NO, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE, GTK_RESPONSE_YES, NULL );
369 switch ( gtk_dialog_run ( dia ) )
370 {
371 case GTK_RESPONSE_NO: gtk_widget_destroy ( GTK_WIDGET(dia) ); return FALSE;
372 case GTK_RESPONSE_CANCEL: gtk_widget_destroy ( GTK_WIDGET(dia) ); return TRUE;
373 default: gtk_widget_destroy ( GTK_WIDGET(dia) ); return ! save_file(NULL, vw);
374 }
375 }
376 return FALSE;
377 }
378
379 /* Drawing stuff */
380 static void newwindow_cb ( GtkAction *a, VikWindow *vw )
381 {
382 g_signal_emit ( G_OBJECT(vw), window_signals[VW_NEWWINDOW_SIGNAL], 0 );
383 }
384
385 static void draw_update ( VikWindow *vw )
386 {
387 draw_redraw (vw);
388 draw_sync (vw);
389 }
390
391 static void draw_sync ( VikWindow *vw )
392 {
393 vik_viewport_sync(vw->viking_vvp);
394 draw_status ( vw );
395 /* other things may be necc here later. */
396 }
397
398 static void draw_status ( VikWindow *vw )
399 {
400 static gchar zoom_level[22];
401 g_snprintf ( zoom_level, 22, "%.3f/%.3f %s", vik_viewport_get_xmpp (vw->viking_vvp), vik_viewport_get_ympp(vw->viking_vvp), vik_viewport_get_coord_mode(vw->viking_vvp) == VIK_COORD_UTM ? _("mpp") : _("pixelfact") );
402 if ( vw->current_tool == TOOL_LAYER )
403 vik_statusbar_set_message ( vw->viking_vs, 0, vik_layer_get_interface(vw->tool_layer_id)->tools[vw->tool_tool_id].name );
404 else
405 vik_statusbar_set_message ( vw->viking_vs, 0, _(tool_names[vw->current_tool]) );
406
407 vik_statusbar_set_message ( vw->viking_vs, 2, zoom_level );
408 }
409
410 void vik_window_set_redraw_trigger(VikLayer *vl)
411 {
412 VikWindow *vw = VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vl));
413 if (NULL != vw)
414 vw->trigger = vl;
415 }
416
417 static void window_configure_event ( VikWindow *vw )
418 {
419 static int first = 1;
420 draw_redraw ( vw );
421 if (first) {
422 // This is a hack to set the cursor corresponding to the first tool
423 // FIXME find the correct way to initialize both tool and its cursor
424 const GdkCursor *cursor = NULL;
425 first = 0;
426 cursor = toolbox_get_cursor(vw->vt, "Pan");
427 /* We set cursor, even if it is NULL: it resets to default */
428 gdk_window_set_cursor ( GTK_WIDGET(vw->viking_vvp)->window, cursor );
429 }
430 }
431
432 static void draw_redraw ( VikWindow *vw )
433 {
434 VikCoord old_center = vw->trigger_center;
435 vw->trigger_center = *(vik_viewport_get_center(vw->viking_vvp));
436 VikLayer *new_trigger = vw->trigger;
437 vw->trigger = NULL;
438 VikLayer *old_trigger = VIK_LAYER(vik_viewport_get_trigger(vw->viking_vvp));
439
440 if ( ! new_trigger )
441 ; /* do nothing -- have to redraw everything. */
442 else if ( (old_trigger != new_trigger) || !vik_coord_equals(&old_center, &vw->trigger_center) )
443 vik_viewport_set_trigger ( vw->viking_vvp, new_trigger ); /* todo: set to half_drawn mode if new trigger is above old */
444 else
445 vik_viewport_set_half_drawn ( vw->viking_vvp, TRUE );
446
447 /* actually draw */
448 vik_viewport_clear ( vw->viking_vvp);
449 vik_layers_panel_draw_all ( vw->viking_vlp );
450 vik_viewport_draw_scale ( vw->viking_vvp );
451 vik_viewport_draw_centermark ( vw->viking_vvp );
452
453 vik_viewport_set_half_drawn ( vw->viking_vvp, FALSE ); /* just in case. */
454 }
455
456 gboolean draw_buf_done = TRUE;
457
458 static gboolean draw_buf(gpointer data)
459 {
460 gpointer *pass_along = data;
461 gdk_threads_enter();
462 gdk_draw_drawable (pass_along[0], pass_along[1],
463 pass_along[2], 0, 0, 0, 0, -1, -1);
464 draw_buf_done = TRUE;
465 gdk_threads_leave();
466 return FALSE;
467 }
468
469
470 /* Mouse event handlers ************************************************************************/
471
472 static void vik_window_pan_click (VikWindow *vw, GdkEventButton *event)
473 {
474 /* set panning origin */
475 vw->pan_x = (gint) event->x;
476 vw->pan_y = (gint) event->y;
477 }
478
479 static void draw_click (VikWindow *vw, GdkEventButton *event)
480 {
481 gtk_widget_grab_focus ( GTK_WIDGET(vw->viking_vvp) );
482
483 /* middle button pressed. we reserve all middle button and scroll events
484 * for panning and zooming; tools only get left/right/movement
485 */
486 if ( event->button == 2) {
487 vik_window_pan_click ( vw, event );
488 }
489 else {
490 toolbox_click(vw->vt, event);
491 }
492 }
493
494 static void vik_window_pan_move (VikWindow *vw, GdkEventMotion *event)
495 {
496 if ( vw->pan_x != -1 ) {
497 vik_viewport_pan_sync ( vw->viking_vvp, event->x - vw->pan_x, event->y - vw->pan_y );
498 }
499 }
500
501 static void draw_mouse_motion (VikWindow *vw, GdkEventMotion *event)
502 {
503 static VikCoord coord;
504 static struct UTM utm;
505 static struct LatLon ll;
506 #define BUFFER_SIZE 50
507 static char pointer_buf[BUFFER_SIZE];
508 gchar *lat = NULL, *lon = NULL;
509 gint16 alt;
510 gdouble zoom;
511 VikDemInterpol interpol_method;
512
513 toolbox_move(vw->vt, event);
514
515 vik_viewport_screen_to_coord ( vw->viking_vvp, event->x, event->y, &coord );
516 vik_coord_to_utm ( &coord, &utm );
517 a_coords_utm_to_latlon ( &utm, &ll );
518 a_coords_latlon_to_string ( &ll, &lat, &lon );
519 /* Change interpolate method according to scale */
520 zoom = vik_viewport_get_zoom(vw->viking_vvp);
521 if (zoom > 2.0)
522 interpol_method = VIK_DEM_INTERPOL_NONE;
523 else if (zoom >= 1.0)
524 interpol_method = VIK_DEM_INTERPOL_SIMPLE;
525 else
526 interpol_method = VIK_DEM_INTERPOL_BEST;
527 if ((alt = a_dems_get_elev_by_coord(&coord, interpol_method)) != VIK_DEM_INVALID_ELEVATION)
528 g_snprintf ( pointer_buf, BUFFER_SIZE, _("%s %s %dm"), lat, lon, alt );
529 else
530 g_snprintf ( pointer_buf, BUFFER_SIZE, _("%s %s"), lat, lon );
531 g_free (lat);
532 lat = NULL;
533 g_free (lon);
534 lon = NULL;
535 vik_statusbar_set_message ( vw->viking_vs, 4, pointer_buf );
536
537 vik_window_pan_move ( vw, event );
538 }
539
540 static void vik_window_pan_release ( VikWindow *vw, GdkEventButton *event )
541 {
542 if ( ABS(vw->pan_x - event->x) <= 1 && ABS(vw->pan_y - event->y) <= 1 )
543 vik_viewport_set_center_screen ( vw->viking_vvp, vw->pan_x, vw->pan_y );
544 else
545 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)/2 - event->x + vw->pan_x,
546 vik_viewport_get_height(vw->viking_vvp)/2 - event->y + vw->pan_y );
547 draw_update ( vw );
548 vw->pan_x = vw->pan_y = -1;
549 }
550
551 static void draw_release ( VikWindow *vw, GdkEventButton *event )
552 {
553 gtk_widget_grab_focus ( GTK_WIDGET(vw->viking_vvp) );
554
555 if ( event->button == 2 ) { /* move / pan */
556 vik_window_pan_release(vw, event);
557 }
558 else {
559 toolbox_release(vw->vt, event);
560 }
561 }
562
563 static void draw_scroll (VikWindow *vw, GdkEventScroll *event)
564 {
565 if ( event->state == GDK_CONTROL_MASK ) {
566 /* control == pan up & down */
567 if ( event->direction == GDK_SCROLL_UP )
568 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)/2, vik_viewport_get_height(vw->viking_vvp)/3 );
569 else
570 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)/2, vik_viewport_get_height(vw->viking_vvp)*2/3 );
571 } else if ( event->state == GDK_SHIFT_MASK ) {
572 /* control-shift == pan left & right */
573 if ( event->direction == GDK_SCROLL_UP )
574 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)/3, vik_viewport_get_height(vw->viking_vvp)/2 );
575 else
576 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)*2/3, vik_viewport_get_height(vw->viking_vvp)/2 );
577 } else if ( event->state == (GDK_CONTROL_MASK | GDK_SHIFT_MASK) ) {
578 if ( event->direction == GDK_SCROLL_UP ) {
579 /* make sure mouse is still over the same point on the map when we zoom */
580 VikCoord coord;
581 gint x, y;
582 gint center_x = vik_viewport_get_width ( vw->viking_vvp ) / 2;
583 gint center_y = vik_viewport_get_height ( vw->viking_vvp ) / 2;
584 vik_viewport_screen_to_coord ( vw->viking_vvp, event->x, event->y, &coord );
585 vik_viewport_zoom_in (vw->viking_vvp);
586 vik_viewport_coord_to_screen ( vw->viking_vvp, &coord, &x, &y );
587 vik_viewport_set_center_screen ( vw->viking_vvp, center_x + (x - event->x),
588 center_y + (y - event->y) );
589 }
590 else {
591 VikCoord coord;
592 gint x, y;
593 gint center_x = vik_viewport_get_width ( vw->viking_vvp ) / 2;
594 gint center_y = vik_viewport_get_height ( vw->viking_vvp ) / 2;
595 vik_viewport_screen_to_coord ( vw->viking_vvp, event->x, event->y, &coord );
596 vik_viewport_zoom_out(vw->viking_vvp);
597 vik_viewport_coord_to_screen ( vw->viking_vvp, &coord, &x, &y );
598 vik_viewport_set_center_screen ( vw->viking_vvp, center_x + (x - event->x),
599 center_y + (y - event->y) );
600 }
601 } else {
602 if ( event->direction == GDK_SCROLL_UP )
603 vik_viewport_zoom_in (vw->viking_vvp);
604 else
605 vik_viewport_zoom_out (vw->viking_vvp);
606 }
607
608 draw_update(vw);
609 }
610
611
612
613 /********************************************************************************
614 ** Ruler tool code
615 ********************************************************************************/
616 static void draw_ruler(VikViewport *vvp, GdkDrawable *d, GdkGC *gc, gint x1, gint y1, gint x2, gint y2, gdouble distance)
617 {
618 PangoFontDescription *pfd;
619 PangoLayout *pl;
620 gchar str[128];
621 GdkGC *labgc = vik_viewport_new_gc ( vvp, "#cccccc", 1);
622 GdkGC *thickgc = gdk_gc_new(d);
623
624 gdouble len = sqrt((x1-x2)*(x1-x2) + (y1-y2)*(y1-y2));
625 gdouble dx = (x2-x1)/len*10;
626 gdouble dy = (y2-y1)/len*10;
627 gdouble c = cos(15.0 * M_PI/180.0);
628 gdouble s = sin(15.0 * M_PI/180.0);
629 gdouble angle;
630 gdouble baseangle = 0;
631 gint i;
632
633 /* draw line with arrow ends */
634 {
635 gint tmp_x1=x1, tmp_y1=y1, tmp_x2=x2, tmp_y2=y2;
636 a_viewport_clip_line(&tmp_x1, &tmp_y1, &tmp_x2, &tmp_y2);
637 gdk_draw_line(d, gc, tmp_x1, tmp_y1, tmp_x2, tmp_y2);
638 }
639
640 a_viewport_clip_line(&x1, &y1, &x2, &y2);
641 gdk_draw_line(d, gc, x1, y1, x2, y2);
642
643 gdk_draw_line(d, gc, x1 - dy, y1 + dx, x1 + dy, y1 - dx);
644 gdk_draw_line(d, gc, x2 - dy, y2 + dx, x2 + dy, y2 - dx);
645 gdk_draw_line(d, gc, x2, y2, x2 - (dx * c + dy * s), y2 - (dy * c - dx * s));
646 gdk_draw_line(d, gc, x2, y2, x2 - (dx * c - dy * s), y2 - (dy * c + dx * s));
647 gdk_draw_line(d, gc, x1, y1, x1 + (dx * c + dy * s), y1 + (dy * c - dx * s));
648 gdk_draw_line(d, gc, x1, y1, x1 + (dx * c - dy * s), y1 + (dy * c + dx * s));
649
650 /* draw compass */
651 #define CR 80
652 #define CW 4
653 angle = atan2(dy, dx) + M_PI_2;
654
655 if ( vik_viewport_get_drawmode ( vvp ) == VIK_VIEWPORT_DRAWMODE_UTM) {
656 VikCoord test;
657 struct LatLon ll;
658 struct UTM u;
659 gint tx, ty;
660
661 vik_viewport_screen_to_coord ( vvp, x1, y1, &test );
662 vik_coord_to_latlon ( &test, &ll );
663 ll.lat += vik_viewport_get_ympp ( vvp ) * vik_viewport_get_height ( vvp ) / 11000.0; // about 11km per degree latitude
664 a_coords_latlon_to_utm ( &ll, &u );
665 vik_coord_load_from_utm ( &test, VIK_VIEWPORT_DRAWMODE_UTM, &u );
666 vik_viewport_coord_to_screen ( vvp, &test, &tx, &ty );
667
668 baseangle = M_PI - atan2(tx-x1, ty-y1);
669 angle -= baseangle;
670 }
671
672 if (angle<0)
673 angle+=2*M_PI;
674 if (angle>2*M_PI)
675 angle-=2*M_PI;
676
677 {
678 GdkColor color;
679 gdk_gc_copy(thickgc, gc);
680 gdk_gc_set_line_attributes(thickgc, CW, GDK_LINE_SOLID, GDK_CAP_BUTT, GDK_JOIN_MITER);
681 gdk_color_parse("#2255cc", &color);
682 gdk_gc_set_rgb_fg_color(thickgc, &color);
683 }
684 gdk_draw_arc (d, thickgc, FALSE, x1-CR+CW/2, y1-CR+CW/2, 2*CR-CW, 2*CR-CW, (90 - baseangle*180/M_PI)*64, -angle*180/M_PI*64);
685
686
687 gdk_gc_copy(thickgc, gc);
688 gdk_gc_set_line_attributes(thickgc, 2, GDK_LINE_SOLID, GDK_CAP_BUTT, GDK_JOIN_MITER);
689 for (i=0; i<180; i++) {
690 c = cos(i*M_PI/90.0 + baseangle);
691 s = sin(i*M_PI/90.0 + baseangle);
692
693 if (i%5) {
694 gdk_draw_line (d, gc, x1 + CR*c, y1 + CR*s, x1 + (CR+CW)*c, y1 + (CR+CW)*s);
695 } else {
696 gdouble ticksize = 2*CW;
697 gdk_draw_line (d, thickgc, x1 + (CR-CW)*c, y1 + (CR-CW)*s, x1 + (CR+ticksize)*c, y1 + (CR+ticksize)*s);
698 }
699 }
700
701 gdk_draw_arc (d, gc, FALSE, x1-CR, y1-CR, 2*CR, 2*CR, 0, 64*360);
702 gdk_draw_arc (d, gc, FALSE, x1-CR-CW, y1-CR-CW, 2*(CR+CW), 2*(CR+CW), 0, 64*360);
703 gdk_draw_arc (d, gc, FALSE, x1-CR+CW, y1-CR+CW, 2*(CR-CW), 2*(CR-CW), 0, 64*360);
704 c = (CR+CW*2)*cos(baseangle);
705 s = (CR+CW*2)*sin(baseangle);
706 gdk_draw_line (d, gc, x1-c, y1-s, x1+c, y1+s);
707 gdk_draw_line (d, gc, x1+s, y1-c, x1-s, y1+c);
708
709 /* draw labels */
710 #define LABEL(x, y, w, h) { \
711 gdk_draw_rectangle(d, labgc, TRUE, (x)-2, (y)-1, (w)+4, (h)+1); \
712 gdk_draw_rectangle(d, gc, FALSE, (x)-2, (y)-1, (w)+4, (h)+1); \
713 gdk_draw_layout(d, gc, (x), (y), pl); }
714 {
715 gint wd, hd, xd, yd;
716 gint wb, hb, xb, yb;
717
718 pl = gtk_widget_create_pango_layout (GTK_WIDGET(vvp), NULL);
719
720 pfd = pango_font_description_from_string ("Sans 8"); // FIXME: settable option? global variable?
721 pango_layout_set_font_description (pl, pfd);
722 pango_font_description_free (pfd);
723
724 pango_layout_set_text(pl, "N", -1);
725 gdk_draw_layout(d, gc, x1-5, y1-CR-3*CW-8, pl);
726
727 /* draw label with distance */
728 if (distance >= 1000 && distance < 100000) {
729 g_sprintf(str, "%3.2f km", distance/1000.0);
730 } else if (distance < 1000) {
731 g_sprintf(str, "%d m", (int)distance);
732 } else {
733 g_sprintf(str, "%d km", (int)distance/1000);
734 }
735 pango_layout_set_text(pl, str, -1);
736
737 pango_layout_get_pixel_size ( pl, &wd, &hd );
738 if (dy>0) {
739 xd = (x1+x2)/2 + dy;
740 yd = (y1+y2)/2 - hd/2 - dx;
741 } else {
742 xd = (x1+x2)/2 - dy;
743 yd = (y1+y2)/2 - hd/2 + dx;
744 }
745
746 if ( xd < -5 || yd < -5 || xd > vik_viewport_get_width(vvp)+5 || yd > vik_viewport_get_height(vvp)+5 ) {
747 xd = x2 + 10;
748 yd = y2 - 5;
749 }
750
751 LABEL(xd, yd, wd, hd);
752
753 /* draw label with bearing */
754 g_sprintf(str, "%3.1f°", angle*180.0/M_PI);
755 pango_layout_set_text(pl, str, -1);
756 pango_layout_get_pixel_size ( pl, &wb, &hb );
757 xb = x1 + CR*cos(angle-M_PI_2);
758 yb = y1 + CR*sin(angle-M_PI_2);
759
760 if ( xb < -5 || yb < -5 || xb > vik_viewport_get_width(vvp)+5 || yb > vik_viewport_get_height(vvp)+5 ) {
761 xb = x2 + 10;
762 yb = y2 + 10;
763 }
764
765 {
766 GdkRectangle r1 = {xd-2, yd-1, wd+4, hd+1}, r2 = {xb-2, yb-1, wb+4, hb+1};
767 if (gdk_rectangle_intersect(&r1, &r2, &r2)) {
768 xb = xd + wd + 5;
769 }
770 }
771 LABEL(xb, yb, wb, hb);
772 }
773 #undef LABEL
774
775 g_object_unref ( G_OBJECT ( pl ) );
776 g_object_unref ( G_OBJECT ( labgc ) );
777 g_object_unref ( G_OBJECT ( thickgc ) );
778 }
779
780 typedef struct {
781 VikWindow *vw;
782 VikViewport *vvp;
783 gboolean has_oldcoord;
784 VikCoord oldcoord;
785 } ruler_tool_state_t;
786
787 static gpointer ruler_create (VikWindow *vw, VikViewport *vvp)
788 {
789 ruler_tool_state_t *s = g_new(ruler_tool_state_t, 1);
790 s->vw = vw;
791 s->vvp = vvp;
792 s->has_oldcoord = FALSE;
793 return s;
794 }
795
796 static void ruler_destroy (ruler_tool_state_t *s)
797 {
798 g_free(s);
799 }
800
801 static VikLayerToolFuncStatus ruler_click (VikLayer *vl, GdkEventButton *event, ruler_tool_state_t *s)
802 {
803 struct LatLon ll;
804 VikCoord coord;
805 gchar *temp;
806 if ( event->button == 1 ) {
807 gchar *lat=NULL, *lon=NULL;
808 vik_viewport_screen_to_coord ( s->vvp, (gint) event->x, (gint) event->y, &coord );
809 vik_coord_to_latlon ( &coord, &ll );
810 a_coords_latlon_to_string ( &ll, &lat, &lon );
811 if ( s->has_oldcoord ) {
812 temp = g_strdup_printf ( "%s %s DIFF %f meters", lat, lon, vik_coord_diff( &coord, &(s->oldcoord) ) );
813 s->has_oldcoord = FALSE;
814 }
815 else {
816 temp = g_strdup_printf ( "%s %s", lat, lon );
817 s->has_oldcoord = TRUE;
818 }
819
820 vik_statusbar_set_message ( s->vw->viking_vs, 3, temp );
821 g_free ( temp );
822
823 s->oldcoord = coord;
824 }
825 else {
826 vik_viewport_set_center_screen ( s->vvp, (gint) event->x, (gint) event->y );
827 draw_update ( s->vw );
828 }
829 return VIK_LAYER_TOOL_ACK;
830 }
831
832 static VikLayerToolFuncStatus ruler_move (VikLayer *vl, GdkEventMotion *event, ruler_tool_state_t *s)
833 {
834 VikViewport *vvp = s->vvp;
835 VikWindow *vw = s->vw;
836
837 struct LatLon ll;
838 VikCoord coord;
839 gchar *temp;
840
841 if ( s->has_oldcoord ) {
842 int oldx, oldy, w1, h1, w2, h2;
843 static GdkPixmap *buf = NULL;
844 gchar *lat=NULL, *lon=NULL;
845 w1 = vik_viewport_get_width(vvp);
846 h1 = vik_viewport_get_height(vvp);
847 if (!buf) {
848 buf = gdk_pixmap_new ( GTK_WIDGET(vvp)->window, w1, h1, -1 );
849 }
850 gdk_drawable_get_size(buf, &w2, &h2);
851 if (w1 != w2 || h1 != h2) {
852 g_object_unref ( G_OBJECT ( buf ) );
853 buf = gdk_pixmap_new ( GTK_WIDGET(vvp)->window, w1, h1, -1 );
854 }
855
856 vik_viewport_screen_to_coord ( vvp, (gint) event->x, (gint) event->y, &coord );
857 vik_coord_to_latlon ( &coord, &ll );
858 vik_viewport_coord_to_screen ( vvp, &s->oldcoord, &oldx, &oldy );
859
860 gdk_draw_drawable (buf, GTK_WIDGET(vvp)->style->black_gc,
861 vik_viewport_get_pixmap(vvp), 0, 0, 0, 0, -1, -1);
862 draw_ruler(vvp, buf, GTK_WIDGET(vvp)->style->black_gc, oldx, oldy, event->x, event->y, vik_coord_diff( &coord, &(s->oldcoord)) );
863 if (draw_buf_done) {
864 static gpointer pass_along[3];
865 pass_along[0] = GTK_WIDGET(vvp)->window;
866 pass_along[1] = GTK_WIDGET(vvp)->style->black_gc;
867 pass_along[2] = buf;
868 g_idle_add_full (G_PRIORITY_HIGH_IDLE + 10, draw_buf, pass_along, NULL);
869 draw_buf_done = FALSE;
870 }
871 a_coords_latlon_to_string(&ll, &lat, &lon);
872 temp = g_strdup_printf ( "%s %s DIFF %f meters", lat, lon, vik_coord_diff( &coord, &(s->oldcoord) ) );
873 vik_statusbar_set_message ( vw->viking_vs, 3, temp );
874 g_free ( temp );
875 }
876 return VIK_LAYER_TOOL_ACK;
877 }
878
879 static VikLayerToolFuncStatus ruler_release (VikLayer *vl, GdkEventButton *event, ruler_tool_state_t *s)
880 {
881 return VIK_LAYER_TOOL_ACK;
882 }
883
884 static void ruler_deactivate (VikLayer *vl, ruler_tool_state_t *s)
885 {
886 draw_update ( s->vw );
887 }
888
889 static VikToolInterface ruler_tool =
890 { "Ruler",
891 (VikToolConstructorFunc) ruler_create,
892 (VikToolDestructorFunc) ruler_destroy,
893 (VikToolActivationFunc) NULL,
894 (VikToolActivationFunc) ruler_deactivate,
895 (VikToolMouseFunc) ruler_click,
896 (VikToolMouseMoveFunc) ruler_move,
897 (VikToolMouseFunc) ruler_release,
898 NULL,
899 GDK_CURSOR_IS_PIXMAP,
900 &cursor_ruler_pixbuf };
901 /*** end ruler code ********************************************************/
902
903
904
905 /********************************************************************************
906 ** Zoom tool code
907 ********************************************************************************/
908 static gpointer zoomtool_create (VikWindow *vw, VikViewport *vvp)
909 {
910 return vw;
911 }
912
913 static VikLayerToolFuncStatus zoomtool_click (VikLayer *vl, GdkEventButton *event, VikWindow *vw)
914 {
915 vw->modified = TRUE;
916 vik_viewport_set_center_screen ( vw->viking_vvp, (gint) event->x, (gint) event->y );
917 if ( event->button == 1 )
918 vik_viewport_zoom_in (vw->viking_vvp);
919 else if ( event->button == 3 )
920 vik_viewport_zoom_out (vw->viking_vvp);
921 draw_update ( vw );
922 return VIK_LAYER_TOOL_ACK;
923 }
924
925 static VikLayerToolFuncStatus zoomtool_move (VikLayer *vl, GdkEventMotion *event, VikViewport *vvp)
926 {
927 return VIK_LAYER_TOOL_ACK;
928 }
929
930 static VikLayerToolFuncStatus zoomtool_release (VikLayer *vl, GdkEventButton *event, VikViewport *vvp)
931 {
932 return VIK_LAYER_TOOL_ACK;
933 }
934
935 static VikToolInterface zoom_tool =
936 { "Zoom",
937 (VikToolConstructorFunc) zoomtool_create,
938 (VikToolDestructorFunc) NULL,
939 (VikToolActivationFunc) NULL,
940 (VikToolActivationFunc) NULL,
941 (VikToolMouseFunc) zoomtool_click,
942 (VikToolMouseMoveFunc) zoomtool_move,
943 (VikToolMouseFunc) zoomtool_release,
944 NULL,
945 GDK_CURSOR_IS_PIXMAP,
946 &cursor_zoom_pixbuf };
947 /*** end zoom code ********************************************************/
948
949 /********************************************************************************
950 ** Pan tool code
951 ********************************************************************************/
952 static gpointer pantool_create (VikWindow *vw, VikViewport *vvp)
953 {
954 return vw;
955 }
956
957 static VikLayerToolFuncStatus pantool_click (VikLayer *vl, GdkEventButton *event, VikWindow *vw)
958 {
959 vw->modified = TRUE;
960 if ( event->button == 1 )
961 vik_window_pan_click ( vw, event );
962 draw_update ( vw );
963 return VIK_LAYER_TOOL_ACK;
964 }
965
966 static VikLayerToolFuncStatus pantool_move (VikLayer *vl, GdkEventMotion *event, VikWindow *vw)
967 {
968 vik_window_pan_move ( vw, event );
969 return VIK_LAYER_TOOL_ACK;
970 }
971
972 static VikLayerToolFuncStatus pantool_release (VikLayer *vl, GdkEventButton *event, VikWindow *vw)
973 {
974 if ( event->button == 1 )
975 vik_window_pan_release ( vw, event );
976 return VIK_LAYER_TOOL_ACK;
977 }
978
979 static VikToolInterface pan_tool =
980 { "Pan",
981 (VikToolConstructorFunc) pantool_create,
982 (VikToolDestructorFunc) NULL,
983 (VikToolActivationFunc) NULL,
984 (VikToolActivationFunc) NULL,
985 (VikToolMouseFunc) pantool_click,
986 (VikToolMouseMoveFunc) pantool_move,
987 (VikToolMouseFunc) pantool_release,
988 NULL,
989 GDK_FLEUR };
990 /*** end pan code ********************************************************/
991
992 static void draw_pan_cb ( GtkAction *a, VikWindow *vw )
993 {
994 if (!strcmp(gtk_action_get_name(a), "PanNorth")) {
995 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)/2, 0 );
996 } else if (!strcmp(gtk_action_get_name(a), "PanEast")) {
997 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp), vik_viewport_get_height(vw->viking_vvp)/2 );
998 } else if (!strcmp(gtk_action_get_name(a), "PanSouth")) {
999 vik_viewport_set_center_screen ( vw->viking_vvp, vik_viewport_get_width(vw->viking_vvp)/2, vik_viewport_get_height(vw->viking_vvp) );
1000 } else if (!strcmp(gtk_action_get_name(a), "PanWest")) {
1001 vik_viewport_set_center_screen ( vw->viking_vvp, 0, vik_viewport_get_height(vw->viking_vvp)/2 );
1002 }
1003 draw_update ( vw );
1004 }
1005
1006 static void full_screen_cb ( GtkAction *a, VikWindow *vw )
1007 {
1008 GtkWidget *check_box = gtk_ui_manager_get_widget ( vw->uim, "/ui/MainMenu/View/FullScreen" );
1009 g_assert(check_box);
1010 gboolean state = gtk_check_menu_item_get_active ( GTK_CHECK_MENU_ITEM(check_box));
1011 if ( state )
1012 gtk_window_fullscreen ( GTK_WINDOW(vw) );
1013 else
1014 gtk_window_unfullscreen ( GTK_WINDOW(vw) );
1015 }
1016
1017 static void draw_zoom_cb ( GtkAction *a, VikWindow *vw )
1018 {
1019 guint what = 128;
1020
1021 if (!strcmp(gtk_action_get_name(a), "ZoomIn")) {
1022 what = -3;
1023 }
1024 else if (!strcmp(gtk_action_get_name(a), "ZoomOut")) {
1025 what = -4;
1026 }
1027 else if (!strcmp(gtk_action_get_name(a), "Zoom0.25")) {
1028 what = -2;
1029 }
1030 else if (!strcmp(gtk_action_get_name(a), "Zoom0.5")) {
1031 what = -1;
1032 }
1033 else {
1034 gchar *s = (gchar *)gtk_action_get_name(a);
1035 what = atoi(s+4);
1036 }
1037
1038 switch (what)
1039 {
1040 case -3: vik_viewport_zoom_in ( vw->viking_vvp ); break;
1041 case -4: vik_viewport_zoom_out ( vw->viking_vvp ); break;
1042 case -1: vik_viewport_set_zoom ( vw->viking_vvp, 0.5 ); break;
1043 case -2: vik_viewport_set_zoom ( vw->viking_vvp, 0.25 ); break;
1044 default: vik_viewport_set_zoom ( vw->viking_vvp, what );
1045 }
1046 draw_update ( vw );
1047 }
1048
1049 void draw_goto_cb ( GtkAction *a, VikWindow *vw )
1050 {
1051 VikCoord new_center;
1052
1053 if (!strcmp(gtk_action_get_name(a), "GotoLL")) {
1054 struct LatLon ll, llold;
1055 vik_coord_to_latlon ( vik_viewport_get_center ( vw->viking_vvp ), &llold );
1056 if ( a_dialog_goto_latlon ( GTK_WINDOW(vw), &ll, &llold ) )
1057 vik_coord_load_from_latlon ( &new_center, vik_viewport_get_coord_mode(vw->viking_vvp), &ll );
1058 else
1059 return;
1060 }
1061 else if (!strcmp(gtk_action_get_name(a), "GotoUTM")) {
1062 struct UTM utm, utmold;
1063 vik_coord_to_utm ( vik_viewport_get_center ( vw->viking_vvp ), &utmold );
1064 if ( a_dialog_goto_utm ( GTK_WINDOW(vw), &utm, &utmold ) )
1065 vik_coord_load_from_utm ( &new_center, vik_viewport_get_coord_mode(vw->viking_vvp), &utm );
1066 else
1067 return;
1068 }
1069 else {
1070 g_critical("Houston, we've had a problem.");
1071 return;
1072 }
1073
1074 vik_viewport_set_center_coord ( vw->viking_vvp, &new_center );
1075 draw_update ( vw );
1076 }
1077
1078 static void menu_addlayer_cb ( GtkAction *a, VikWindow *vw )
1079 {
1080 gint type;
1081 for ( type = 0; type < VIK_LAYER_NUM_TYPES; type++ ) {
1082 if (!strcmp(vik_layer_get_interface(type)->name, gtk_action_get_name(a))) {
1083 if ( vik_layers_panel_new_layer ( vw->viking_vlp, type ) ) {
1084 draw_update ( vw );
1085 vw->modified = TRUE;
1086 }
1087 }
1088 }
1089 }
1090
1091 static void menu_copy_layer_cb ( GtkAction *a, VikWindow *vw )
1092 {
1093 a_clipboard_copy_selected ( vw->viking_vlp );
1094 }
1095
1096 static void menu_cut_layer_cb ( GtkAction *a, VikWindow *vw )
1097 {
1098 a_clipboard_copy_selected ( vw->viking_vlp );
1099 menu_delete_layer_cb ( a, vw );
1100 }
1101
1102 static void menu_paste_layer_cb ( GtkAction *a, VikWindow *vw )
1103 {
1104 if ( a_clipboard_paste ( vw->viking_vlp ) )
1105 {
1106 draw_update ( vw );
1107 vw->modified = TRUE;
1108 }
1109 }
1110
1111 static void menu_properties_cb ( GtkAction *a, VikWindow *vw )
1112 {
1113 if ( ! vik_layers_panel_properties ( vw->viking_vlp ) )
1114 a_dialog_info_msg ( GTK_WINDOW(vw), _("You must select a layer to show its properties.") );
1115 }
1116
1117 static void help_about_cb ( GtkAction *a, VikWindow *vw )
1118 {
1119 a_dialog_about(GTK_WINDOW(vw));
1120 }
1121
1122 static void menu_delete_layer_cb ( GtkAction *a, VikWindow *vw )
1123 {
1124 if ( vik_layers_panel_get_selected ( vw->viking_vlp ) )
1125 {
1126 vik_layers_panel_delete_selected ( vw->viking_vlp );
1127 vw->modified = TRUE;
1128 }
1129 else
1130 a_dialog_info_msg ( GTK_WINDOW(vw), _("You must select a layer to delete.") );
1131 }
1132
1133 static void view_side_panel_cb ( GtkAction *a, VikWindow *vw )
1134 {
1135 GtkWidget *check_box = gtk_ui_manager_get_widget ( vw->uim, "/ui/MainMenu/View/ViewSidePanel" );
1136 g_assert(check_box);
1137 gboolean state = gtk_check_menu_item_get_active ( GTK_CHECK_MENU_ITEM(check_box));
1138 if ( state )
1139 gtk_widget_show(GTK_WIDGET(vw->viking_vlp));
1140 else
1141 gtk_widget_hide(GTK_WIDGET(vw->viking_vlp));
1142 }
1143
1144 /***************************************
1145 ** tool management routines
1146 **
1147 ***************************************/
1148
1149 static toolbox_tools_t* toolbox_create(VikWindow *vw)
1150 {
1151 toolbox_tools_t *vt = g_new(toolbox_tools_t, 1);
1152 vt->tools = NULL;
1153 vt->n_tools = 0;
1154 vt->active_tool = -1;
1155 vt->vw = vw;
1156 if (!vw->viking_vvp) {
1157 g_critical("no viewport found.");
1158 exit(1);
1159 }
1160 return vt;
1161 }
1162
1163 static void toolbox_add_tool(toolbox_tools_t *vt, VikToolInterface *vti, gint layer_type )
1164 {
1165 vt->tools = g_renew(toolbox_tool_t, vt->tools, vt->n_tools+1);
1166 vt->tools[vt->n_tools].ti = *vti;
1167 vt->tools[vt->n_tools].layer_type = layer_type;
1168 if (vti->create) {
1169 vt->tools[vt->n_tools].state = vti->create(vt->vw, vt->vw->viking_vvp);
1170 }
1171 else {
1172 vt->tools[vt->n_tools].state = NULL;
1173 }
1174 vt->n_tools++;
1175 }
1176
1177 static int toolbox_get_tool(toolbox_tools_t *vt, const gchar *tool_name)
1178 {
1179 int i;
1180 for (i=0; i<vt->n_tools; i++) {
1181 if (!strcmp(tool_name, vt->tools[i].ti.name)) {
1182 break;
1183 }
1184 }
1185 return i;
1186 }
1187
1188 static void toolbox_activate(toolbox_tools_t *vt, const gchar *tool_name)
1189 {
1190 int tool = toolbox_get_tool(vt, tool_name);
1191 toolbox_tool_t *t = &vt->tools[tool];
1192 VikLayer *vl = vik_layers_panel_get_selected ( vt->vw->viking_vlp );
1193
1194 if (tool == vt->n_tools) {
1195 g_critical("trying to activate a non-existent tool...");
1196 exit(1);
1197 }
1198 /* is the tool already active? */
1199 if (vt->active_tool == tool) {
1200 return;
1201 }
1202
1203 if (vt->active_tool != -1) {
1204 if (vt->tools[vt->active_tool].ti.deactivate) {
1205 vt->tools[vt->active_tool].ti.deactivate(NULL, vt->tools[vt->active_tool].state);
1206 }
1207 }
1208 if (t->ti.activate) {
1209 t->ti.activate(vl, t->state);
1210 }
1211 vt->active_tool = tool;
1212 }
1213
1214 static const GdkCursor *toolbox_get_cursor(toolbox_tools_t *vt, const gchar *tool_name)
1215 {
1216 int tool = toolbox_get_tool(vt, tool_name);
1217 toolbox_tool_t *t = &vt->tools[tool];
1218 if (t->ti.cursor == NULL) {
1219 if (t->ti.cursor_type == GDK_CURSOR_IS_PIXMAP && t->ti.cursor_data != NULL) {
1220 GError *cursor_load_err = NULL;
1221 GdkPixbuf *cursor_pixbuf = gdk_pixbuf_from_pixdata (t->ti.cursor_data, FALSE, &cursor_load_err);
1222 /* TODO: settable offeset */
1223 t->ti.cursor = gdk_cursor_new_from_pixbuf ( gdk_display_get_default(), cursor_pixbuf, 3, 3 );
1224 g_object_unref ( G_OBJECT(cursor_pixbuf) );
1225 } else {
1226 t->ti.cursor = gdk_cursor_new ( t->ti.cursor_type );
1227 }
1228 }
1229 return t->ti.cursor;
1230 }
1231
1232 static void toolbox_click (toolbox_tools_t *vt, GdkEventButton *event)
1233 {
1234 VikLayer *vl = vik_layers_panel_get_selected ( vt->vw->viking_vlp );
1235 if (vt->active_tool != -1 && vt->tools[vt->active_tool].ti.click) {
1236 gint ltype = vt->tools[vt->active_tool].layer_type;
1237 if ( ltype == TOOL_LAYER_TYPE_NONE || (vl && ltype == vl->type) )
1238 vt->tools[vt->active_tool].ti.click(vl, event, vt->tools[vt->active_tool].state);
1239 }
1240 }
1241
1242 static void toolbox_move (toolbox_tools_t *vt, GdkEventMotion *event)
1243 {
1244 VikLayer *vl = vik_layers_panel_get_selected ( vt->vw->viking_vlp );
1245 if (vt->active_tool != -1 && vt->tools[vt->active_tool].ti.move) {
1246 gint ltype = vt->tools[vt->active_tool].layer_type;
1247 if ( ltype == TOOL_LAYER_TYPE_NONE || (vl && ltype == vl->type) )
1248 if ( VIK_LAYER_TOOL_ACK_GRAB_FOCUS == vt->tools[vt->active_tool].ti.move(vl, event, vt->tools[vt->active_tool].state) )
1249 gtk_widget_grab_focus ( GTK_WIDGET(vt->vw->viking_vvp) );
1250 }
1251 }
1252
1253 static void toolbox_release (toolbox_tools_t *vt, GdkEventButton *event)
1254 {
1255 VikLayer *vl = vik_layers_panel_get_selected ( vt->vw->viking_vlp );
1256 if (vt->active_tool != -1 && vt->tools[vt->active_tool].ti.release ) {
1257 gint ltype = vt->tools[vt->active_tool].layer_type;
1258 if ( ltype == TOOL_LAYER_TYPE_NONE || (vl && ltype == vl->type) )
1259 vt->tools[vt->active_tool].ti.release(vl, event, vt->tools[vt->active_tool].state);
1260 }
1261 }
1262 /** End tool management ************************************/
1263
1264 void vik_window_enable_layer_tool ( VikWindow *vw, gint layer_id, gint tool_id )
1265 {
1266 gtk_action_activate ( gtk_action_group_get_action ( vw->action_group, vik_layer_get_interface(layer_id)->tools[tool_id].name ) );
1267 }
1268
1269 /* this function gets called whenever a toolbar tool is clicked */
1270 static void menu_tool_cb ( GtkAction *old, GtkAction *a, VikWindow *vw )
1271 {
1272 /* White Magic, my friends ... White Magic... */
1273 int layer_id, tool_id;
1274 const GdkCursor *cursor = NULL;
1275
1276 toolbox_activate(vw->vt, gtk_action_get_name(a));
1277
1278 cursor = toolbox_get_cursor(vw->vt, gtk_action_get_name(a));
1279 /* We set cursor, even if it is NULL: it resets to default */
1280 gdk_window_set_cursor ( GTK_WIDGET(vw->viking_vvp)->window, cursor );
1281
1282 if (!strcmp(gtk_action_get_name(a), "Pan")) {
1283 vw->current_tool = TOOL_PAN;
1284 }
1285 else if (!strcmp(gtk_action_get_name(a), "Zoom")) {
1286 vw->current_tool = TOOL_ZOOM;
1287 }
1288 else if (!strcmp(gtk_action_get_name(a), "Ruler")) {
1289 vw->current_tool = TOOL_RULER;
1290 }
1291 else {
1292 /* TODO: only enable tools from active layer */
1293 for (layer_id=0; layer_id<VIK_LAYER_NUM_TYPES; layer_id++) {
1294 for ( tool_id = 0; tool_id < vik_layer_get_interface(layer_id)->tools_count; tool_id++ ) {
1295 if (!strcmp(vik_layer_get_interface(layer_id)->tools[tool_id].name, gtk_action_get_name(a))) {
1296 vw->current_tool = TOOL_LAYER;
1297 vw->tool_layer_id = layer_id;
1298 vw->tool_tool_id = tool_id;
1299 }
1300 }
1301 }
1302 }
1303 draw_status ( vw );
1304 }
1305
1306 static void window_set_filename ( VikWindow *vw, const gchar *filename )
1307 {
1308 gchar *title;
1309 const gchar *file;
1310 if ( vw->filename )
1311 g_free ( vw->filename );
1312 if ( filename == NULL )
1313 {
1314 vw->filename = NULL;
1315 file = _("Untitled");
1316 }
1317 else
1318 {
1319 vw->filename = g_strdup(filename);
1320 file = a_file_basename ( filename );
1321 }
1322 title = g_strdup_printf( "%s - Viking", file );
1323 gtk_window_set_title ( GTK_WINDOW(vw), title );
1324 g_free ( title );
1325 }
1326
1327 GtkWidget *vik_window_get_drawmode_button ( VikWindow *vw, VikViewportDrawMode mode )
1328 {
1329 GtkWidget *mode_button;
1330 gchar *buttonname;
1331 switch ( mode ) {
1332 #ifdef VIK_CONFIG_EXPEDIA
1333 case VIK_VIEWPORT_DRAWMODE_EXPEDIA: buttonname = "/ui/MainMenu/View/ModeExpedia"; break;
1334 #endif
1335 case VIK_VIEWPORT_DRAWMODE_MERCATOR: buttonname = "/ui/MainMenu/View/ModeMercator"; break;
1336 default: buttonname = "/ui/MainMenu/View/ModeUTM";
1337 }
1338 mode_button = gtk_ui_manager_get_widget ( vw->uim, buttonname );
1339 g_assert ( mode_button );
1340 return mode_button;
1341 }
1342
1343 void vik_window_open_file ( VikWindow *vw, const gchar *filename, gboolean change_filename )
1344 {
1345 switch ( a_file_load ( vik_layers_panel_get_top_layer(vw->viking_vlp), vw->viking_vvp, filename ) )
1346 {
1347 case 0:
1348 a_dialog_error_msg ( GTK_WINDOW(vw), _("The file you requested could not be opened.") );
1349 break;
1350 case 1:
1351 {
1352 GtkWidget *mode_button;
1353 if ( change_filename )
1354 window_set_filename ( vw, filename );
1355 mode_button = vik_window_get_drawmode_button ( vw, vik_viewport_get_drawmode ( vw->viking_vvp ) );
1356 vw->only_updating_coord_mode_ui = TRUE; /* if we don't set this, it will change the coord to UTM if we click Lat/Lon. I don't know why. */
1357 gtk_check_menu_item_set_active ( GTK_CHECK_MENU_ITEM(mode_button), TRUE );
1358 vw->only_updating_coord_mode_ui = FALSE;
1359
1360 vik_layers_panel_change_coord_mode ( vw->viking_vlp, vik_viewport_get_coord_mode ( vw->viking_vvp ) );
1361
1362 mode_button = gtk_ui_manager_get_widget ( vw->uim, "/ui/MainMenu/View/ShowScale" );
1363 g_assert ( mode_button );
1364 gtk_check_menu_item_set_active ( GTK_CHECK_MENU_ITEM(mode_button),vik_viewport_get_draw_scale(vw->viking_vvp) );
1365
1366 mode_button = gtk_ui_manager_get_widget ( vw->uim, "/ui/MainMenu/View/ShowCenterMark" );
1367 g_assert ( mode_button );
1368 gtk_check_menu_item_set_active ( GTK_CHECK_MENU_ITEM(mode_button),vik_viewport_get_draw_centermark(vw->viking_vvp) );
1369 }
1370 default: draw_update ( vw );
1371 }
1372 }
1373 static void load_file ( GtkAction *a, VikWindow *vw )
1374 {
1375 GSList *files = NULL;
1376 GSList *cur_file = NULL;
1377 gboolean newwindow;
1378 if (!strcmp(gtk_action_get_name(a), "Open")) {
1379 newwindow = TRUE;
1380 }
1381 else if (!strcmp(gtk_action_get_name(a), "Append")) {
1382 newwindow = FALSE;
1383 }
1384 else {
1385 g_critical("Houston, we've had a problem.");
1386 return;
1387 }
1388
1389 if ( ! vw->open_dia )
1390 {
1391 vw->open_dia = gtk_file_chooser_dialog_new (_("Please select a GPS data file to open. "),
1392 GTK_WINDOW(vw),
1393 GTK_FILE_CHOOSER_ACTION_OPEN,
1394 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1395 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
1396 NULL);
1397 gtk_file_chooser_set_select_multiple ( GTK_FILE_CHOOSER(vw->open_dia), TRUE );
1398 gtk_window_set_transient_for ( GTK_WINDOW(vw->open_dia), GTK_WINDOW(vw) );
1399 gtk_window_set_destroy_with_parent ( GTK_WINDOW(vw->open_dia), TRUE );
1400 }
1401 if ( gtk_dialog_run ( GTK_DIALOG(vw->open_dia) ) == GTK_RESPONSE_ACCEPT )
1402 {
1403 gtk_widget_hide ( vw->open_dia );
1404 #ifdef VIKING_PROMPT_IF_MODIFIED
1405 if ( (vw->modified || vw->filename) && newwindow )
1406 #else
1407 if ( vw->filename && newwindow )
1408 #endif
1409 g_signal_emit ( G_OBJECT(vw), window_signals[VW_OPENWINDOW_SIGNAL], 0, gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER(vw->open_dia) ) );
1410 else {
1411 files = gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER(vw->open_dia) );
1412 gboolean change_fn = newwindow && (g_slist_length(files)==1); /* only change fn if one file */
1413
1414 cur_file = files;
1415 while ( cur_file ) {
1416 gchar *file_name = cur_file->data;
1417 vik_window_open_file ( vw, file_name, change_fn );
1418 g_free (file_name);
1419 cur_file = g_slist_next (cur_file);
1420 }
1421 g_slist_free (files);
1422 }
1423 }
1424 else
1425 gtk_widget_hide ( vw->open_dia );
1426 }
1427
1428 static gboolean save_file_as ( GtkAction *a, VikWindow *vw )
1429 {
1430 gboolean rv = FALSE;
1431 const gchar *fn;
1432 if ( ! vw->save_dia )
1433 {
1434 vw->save_dia = gtk_file_chooser_dialog_new (_("Save as Viking File."),
1435 GTK_WINDOW(vw),
1436 GTK_FILE_CHOOSER_ACTION_SAVE,
1437 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1438 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
1439 NULL);
1440 gtk_window_set_transient_for ( GTK_WINDOW(vw->save_dia), GTK_WINDOW(vw) );
1441 gtk_window_set_destroy_with_parent ( GTK_WINDOW(vw->save_dia), TRUE );
1442 }
1443
1444 while ( gtk_dialog_run ( GTK_DIALOG(vw->save_dia) ) == GTK_RESPONSE_ACCEPT )
1445 {
1446 fn = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(vw->save_dia) );
1447 if ( g_file_test ( fn, G_FILE_TEST_EXISTS ) == FALSE || a_dialog_overwrite ( GTK_WINDOW(vw->save_dia), _("The file \"%s\" exists, do you wish to overwrite it?"), a_file_basename ( fn ) ) )
1448 {
1449 window_set_filename ( vw, fn );
1450 rv = window_save ( vw );
1451 vw->modified = FALSE;
1452 break;
1453 }
1454 }
1455 gtk_widget_hide ( vw->save_dia );
1456 return rv;
1457 }
1458
1459 static gboolean window_save ( VikWindow *vw )
1460 {
1461 if ( a_file_save ( vik_layers_panel_get_top_layer ( vw->viking_vlp ), vw->viking_vvp, vw->filename ) )
1462 return TRUE;
1463 else
1464 {
1465 a_dialog_error_msg ( GTK_WINDOW(vw), _("The filename you requested could not be opened for writing.") );
1466 return FALSE;
1467 }
1468 }
1469
1470 static gboolean save_file ( GtkAction *a, VikWindow *vw )
1471 {
1472 if ( ! vw->filename )
1473 return save_file_as ( NULL, vw );
1474 else
1475 {
1476 vw->modified = FALSE;
1477 return window_save ( vw );
1478 }
1479 }
1480
1481 static void acquire_from_gps ( GtkAction *a, VikWindow *vw )
1482 {
1483 a_acquire(vw, vw->viking_vlp, vw->viking_vvp, &vik_datasource_gps_interface );
1484 }
1485
1486 static void acquire_from_google ( GtkAction *a, VikWindow *vw )
1487 {
1488 a_acquire(vw, vw->viking_vlp, vw->viking_vvp, &vik_datasource_google_interface );
1489 }
1490
1491 #ifdef VIK_CONFIG_GEOCACHES
1492 static void acquire_from_gc ( GtkAction *a, VikWindow *vw )
1493 {
1494 a_acquire(vw, vw->viking_vlp, vw->viking_vvp, &vik_datasource_gc_interface );
1495 }
1496 #endif
1497
1498 static void goto_address( GtkAction *a, VikWindow *vw)
1499 {
1500 #if defined(VIK_CONFIG_GOOGLE) && VIK_CONFIG_SEARCH==VIK_CONFIG_SEARCH_GOOGLE
1501 a_google_search(vw, vw->viking_vlp, vw->viking_vvp);
1502 #endif
1503 #if defined(VIK_CONFIG_GEONAMES) && VIK_CONFIG_SEARCH==VIK_CONFIG_SEARCH_GEONAMES
1504 a_geonames_search(vw, vw->viking_vlp, vw->viking_vvp);
1505 #endif
1506
1507 }
1508
1509 static void mapcache_flush_cb ( GtkAction *a, VikWindow *vw )
1510 {
1511 a_mapcache_flush();
1512 }
1513
1514 static void preferences_cb ( GtkAction *a, VikWindow *vw )
1515 {
1516 a_preferences_show_window ( GTK_WINDOW(vw) );
1517 }
1518
1519 static void clear_cb ( GtkAction *a, VikWindow *vw )
1520 {
1521 vik_layers_panel_clear ( vw->viking_vlp );
1522 window_set_filename ( vw, NULL );
1523 draw_update ( vw );
1524 }
1525
1526 static void window_close ( GtkAction *a, VikWindow *vw )
1527 {
1528 if ( ! delete_event ( vw ) )
1529 gtk_widget_destroy ( GTK_WIDGET(vw) );
1530 }
1531
1532 static gboolean save_file_and_exit ( GtkAction *a, VikWindow *vw )
1533 {
1534 if (save_file( NULL, vw)) {
1535 window_close( NULL, vw);
1536 return(TRUE);
1537 }
1538 else
1539 return(FALSE);
1540 }
1541
1542 static void zoom_to_cb ( GtkAction *a, VikWindow *vw )
1543 {
1544 gdouble xmpp = vik_viewport_get_xmpp ( vw->viking_vvp ), ympp = vik_viewport_get_ympp ( vw->viking_vvp );
1545 if ( a_dialog_custom_zoom ( GTK_WINDOW(vw), &xmpp, &ympp ) )
1546 {
1547 vik_viewport_set_xmpp ( vw->viking_vvp, xmpp );
1548 vik_viewport_set_ympp ( vw->viking_vvp, ympp );
1549 draw_update ( vw );
1550 }
1551 }
1552
1553 static void save_image_file ( VikWindow *vw, const gchar *fn, guint w, guint h, gdouble zoom, gboolean save_as_png )
1554 {
1555 /* more efficient way: stuff draws directly to pixbuf (fork viewport) */
1556 GdkPixbuf *pixbuf_to_save;
1557 gdouble old_xmpp, old_ympp;
1558 GError *error = NULL;
1559
1560 /* backup old zoom & set new */
1561 old_xmpp = vik_viewport_get_xmpp ( vw->viking_vvp );
1562 old_ympp = vik_viewport_get_ympp ( vw->viking_vvp );
1563 vik_viewport_set_zoom ( vw->viking_vvp, zoom );
1564
1565 /* reset width and height: */
1566 vik_viewport_configure_manually ( vw->viking_vvp, w, h );
1567
1568 /* draw all layers */
1569 draw_redraw ( vw );
1570
1571 /* save buffer as file. */
1572 pixbuf_to_save = gdk_pixbuf_get_from_drawable ( NULL, GDK_DRAWABLE(vik_viewport_get_pixmap ( vw->viking_vvp )), NULL, 0, 0, 0, 0, w, h);
1573 gdk_pixbuf_save ( pixbuf_to_save, fn, save_as_png ? "png" : "jpeg", &error, NULL );
1574 if (error)
1575 {
1576 g_warning("Unable to write to file %s: %s", fn, error->message );
1577 g_error_free (error);
1578 }
1579 g_object_unref ( G_OBJECT(pixbuf_to_save) );
1580
1581 /* pretend like nothing happened ;) */
1582 vik_viewport_set_xmpp ( vw->viking_vvp, old_xmpp );
1583 vik_viewport_set_ympp ( vw->viking_vvp, old_ympp );
1584 vik_viewport_configure ( vw->viking_vvp );
1585 draw_update ( vw );
1586 }
1587
1588 static void save_image_dir ( VikWindow *vw, const gchar *fn, guint w, guint h, gdouble zoom, gboolean save_as_png, guint tiles_w, guint tiles_h )
1589 {
1590 gulong size = sizeof(gchar) * (strlen(fn) + 15);
1591 gchar *name_of_file = g_malloc ( size );
1592 guint x = 1, y = 1;
1593 struct UTM utm_orig, utm;
1594
1595 /* *** copied from above *** */
1596 GdkPixbuf *pixbuf_to_save;
1597 gdouble old_xmpp, old_ympp;
1598 GError *error = NULL;
1599
1600 /* backup old zoom & set new */
1601 old_xmpp = vik_viewport_get_xmpp ( vw->viking_vvp );
1602 old_ympp = vik_viewport_get_ympp ( vw->viking_vvp );
1603 vik_viewport_set_zoom ( vw->viking_vvp, zoom );
1604
1605 /* reset width and height: do this only once for all images (same size) */
1606 vik_viewport_configure_manually ( vw->viking_vvp, w, h );
1607 /* *** end copy from above *** */
1608
1609 g_assert ( vik_viewport_get_coord_mode ( vw->viking_vvp ) == VIK_COORD_UTM );
1610
1611 g_mkdir(fn,0777);
1612
1613 utm_orig = *((const struct UTM *)vik_viewport_get_center ( vw->viking_vvp ));
1614
1615 for ( y = 1; y <= tiles_h; y++ )
1616 {
1617 for ( x = 1; x <= tiles_w; x++ )
1618 {
1619 g_snprintf ( name_of_file, size, "%s%cy%d-x%d.%s", fn, G_DIR_SEPARATOR, y, x, save_as_png ? "png" : "jpg" );
1620 utm = utm_orig;
1621 if ( tiles_w & 0x1 )
1622 utm.easting += ((gdouble)x - ceil(((gdouble)tiles_w)/2)) * (w*zoom);
1623 else
1624 utm.easting += ((gdouble)x - (((gdouble)tiles_w)+1)/2) * (w*zoom);
1625 if ( tiles_h & 0x1 ) /* odd */
1626 utm.northing -= ((gdouble)y - ceil(((gdouble)tiles_h)/2)) * (h*zoom);
1627 else /* even */
1628 utm.northing -= ((gdouble)y - (((gdouble)tiles_h)+1)/2) * (h*zoom);
1629
1630 /* move to correct place. */
1631 vik_viewport_set_center_utm ( vw->viking_vvp, &utm );
1632
1633 draw_redraw ( vw );
1634
1635 /* save buffer as file. */
1636 pixbuf_to_save = gdk_pixbuf_get_from_drawable ( NULL, GDK_DRAWABLE(vik_viewport_get_pixmap ( vw->viking_vvp )), NULL, 0, 0, 0, 0, w, h);
1637 gdk_pixbuf_save ( pixbuf_to_save, name_of_file, save_as_png ? "png" : "jpeg", &error, NULL );
1638 if (error)
1639 {
1640 g_warning("Unable to write to file %s: %s", name_of_file, error->message );
1641 g_error_free (error);
1642 }
1643
1644 g_object_unref ( G_OBJECT(pixbuf_to_save) );
1645 }
1646 }
1647
1648 vik_viewport_set_center_utm ( vw->viking_vvp, &utm_orig );
1649 vik_viewport_set_xmpp ( vw->viking_vvp, old_xmpp );
1650 vik_viewport_set_ympp ( vw->viking_vvp, old_ympp );
1651 vik_viewport_configure ( vw->viking_vvp );
1652 draw_update ( vw );
1653
1654 g_free ( name_of_file );
1655 }
1656
1657 static void draw_to_image_file_current_window_cb(GtkWidget* widget,GdkEventButton *event,gpointer *pass_along)
1658 {
1659 VikWindow *vw = VIK_WINDOW(pass_along[0]);
1660 GtkSpinButton *width_spin = GTK_SPIN_BUTTON(pass_along[1]), *height_spin = GTK_SPIN_BUTTON(pass_along[2]);
1661 GtkSpinButton *zoom_spin = GTK_SPIN_BUTTON(pass_along[3]);
1662 gdouble width_min, width_max, height_min, height_max;
1663 gint width, height;
1664
1665 gtk_spin_button_get_range ( width_spin, &width_min, &width_max );
1666 gtk_spin_button_get_range ( height_spin, &height_min, &height_max );
1667
1668 /* TODO: support for xzoom and yzoom values */
1669 width = vik_viewport_get_width ( vw->viking_vvp ) * vik_viewport_get_xmpp ( vw->viking_vvp ) / gtk_spin_button_get_value ( zoom_spin );
1670 height = vik_viewport_get_height ( vw->viking_vvp ) * vik_viewport_get_xmpp ( vw->viking_vvp ) / gtk_spin_button_get_value ( zoom_spin );
1671
1672 if ( width > width_max || width < width_min || height > height_max || height < height_min )
1673 a_dialog_info_msg ( GTK_WINDOW(vw), _("Viewable region outside allowable pixel size bounds for image. Clipping width/height values.") );
1674
1675 gtk_spin_button_set_value ( width_spin, width );
1676 gtk_spin_button_set_value ( height_spin, height );
1677 }
1678
1679 static void draw_to_image_file_total_area_cb (GtkSpinButton *spinbutton, gpointer *pass_along)
1680 {
1681 GtkSpinButton *width_spin = GTK_SPIN_BUTTON(pass_along[1]), *height_spin = GTK_SPIN_BUTTON(pass_along[2]);
1682 GtkSpinButton *zoom_spin = GTK_SPIN_BUTTON(pass_along[3]);
1683 gchar *label_text;
1684 gdouble w, h;
1685 w = gtk_spin_button_get_value(width_spin) * gtk_spin_button_get_value(zoom_spin);
1686 h = gtk_spin_button_get_value(height_spin) * gtk_spin_button_get_value(zoom_spin);
1687 if (pass_along[4]) /* save many images; find TOTAL area covered */
1688 {
1689 w *= gtk_spin_button_get_value(GTK_SPIN_BUTTON(pass_along[4]));
1690 h *= gtk_spin_button_get_value(GTK_SPIN_BUTTON(pass_along[5]));
1691 }
1692 label_text = g_strdup_printf ( _("Total area: %ldm x %ldm (%.3f sq. km)"), (glong)w, (glong)h, (w*h/1000000));
1693 gtk_label_set_text(GTK_LABEL(pass_along[6]), label_text);
1694 g_free ( label_text );
1695 }
1696
1697 static void draw_to_image_file ( VikWindow *vw, const gchar *fn, gboolean one_image_only )
1698 {
1699 /* todo: default for answers inside VikWindow or static (thruout instance) */
1700 GtkWidget *dialog = gtk_dialog_new_with_buttons ( _("Save to Image File"), GTK_WINDOW(vw),
1701 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
1702 GTK_STOCK_CANCEL,
1703 GTK_RESPONSE_REJECT,
1704 GTK_STOCK_OK,
1705 GTK_RESPONSE_ACCEPT,
1706 NULL );
1707 GtkWidget *width_label, *width_spin, *height_label, *height_spin;
1708 GtkWidget *png_radio, *jpeg_radio;
1709 GtkWidget *current_window_button;
1710 gpointer current_window_pass_along[7];
1711 GtkWidget *zoom_label, *zoom_spin;
1712 GtkWidget *total_size_label;
1713
1714 /* only used if (!one_image_only) */
1715 GtkWidget *tiles_width_spin = NULL, *tiles_height_spin = NULL;
1716
1717
1718 width_label = gtk_label_new ( _("Width (pixels):") );
1719 width_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new ( vw->draw_image_width, 10, 5000, 10, 100, 0 )), 10, 0 );
1720 height_label = gtk_label_new ( _("Height (pixels):") );
1721 height_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new ( vw->draw_image_height, 10, 5000, 10, 100, 0 )), 10, 0 );
1722
1723 zoom_label = gtk_label_new ( _("Zoom (meters per pixel):") );
1724 /* TODO: separate xzoom and yzoom factors */
1725 zoom_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new ( vik_viewport_get_xmpp(vw->viking_vvp), VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM/2.0, 1, 100, 3 )), 16, 3);
1726
1727 total_size_label = gtk_label_new ( NULL );
1728
1729 current_window_button = gtk_button_new_with_label ( _("Area in current viewable window") );
1730 current_window_pass_along [0] = vw;
1731 current_window_pass_along [1] = width_spin;
1732 current_window_pass_along [2] = height_spin;
1733 current_window_pass_along [3] = zoom_spin;
1734 current_window_pass_along [4] = NULL; /* used for one_image_only != 1 */
1735 current_window_pass_along [5] = NULL;
1736 current_window_pass_along [6] = total_size_label;
1737 g_signal_connect ( G_OBJECT(current_window_button), "button_press_event", G_CALLBACK(draw_to_image_file_current_window_cb), current_window_pass_along );
1738
1739 png_radio = gtk_radio_button_new_with_label ( NULL, _("Save as PNG") );
1740 jpeg_radio = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(png_radio), _("Save as JPEG") );
1741
1742 if ( ! vw->draw_image_save_as_png )
1743 gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(jpeg_radio), TRUE );
1744
1745 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), width_label, FALSE, FALSE, 0);
1746 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), width_spin, FALSE, FALSE, 0);
1747 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), height_label, FALSE, FALSE, 0);
1748 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), height_spin, FALSE, FALSE, 0);
1749 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), current_window_button, FALSE, FALSE, 0);
1750 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), png_radio, FALSE, FALSE, 0);
1751 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), jpeg_radio, FALSE, FALSE, 0);
1752 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), zoom_label, FALSE, FALSE, 0);
1753 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), zoom_spin, FALSE, FALSE, 0);
1754
1755 if ( ! one_image_only )
1756 {
1757 GtkWidget *tiles_width_label, *tiles_height_label;
1758
1759
1760 tiles_width_label = gtk_label_new ( _("East-west image tiles:") );
1761 tiles_width_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new ( 5, 1, 10, 1, 100, 0 )), 1, 0 );
1762 tiles_height_label = gtk_label_new ( _("North-south image tiles:") );
1763 tiles_height_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new ( 5, 1, 10, 1, 100, 0 )), 1, 0 );
1764 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), tiles_width_label, FALSE, FALSE, 0);
1765 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), tiles_width_spin, FALSE, FALSE, 0);
1766 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), tiles_height_label, FALSE, FALSE, 0);
1767 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), tiles_height_spin, FALSE, FALSE, 0);
1768
1769 current_window_pass_along [4] = tiles_width_spin;
1770 current_window_pass_along [5] = tiles_height_spin;
1771 g_signal_connect ( G_OBJECT(tiles_width_spin), "value-changed", G_CALLBACK(draw_to_image_file_total_area_cb), current_window_pass_along );
1772 g_signal_connect ( G_OBJECT(tiles_height_spin), "value-changed", G_CALLBACK(draw_to_image_file_total_area_cb), current_window_pass_along );
1773 }
1774 gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), total_size_label, FALSE, FALSE, 0);
1775 g_signal_connect ( G_OBJECT(width_spin), "value-changed", G_CALLBACK(draw_to_image_file_total_area_cb), current_window_pass_along );
1776 g_signal_connect ( G_OBJECT(height_spin), "value-changed", G_CALLBACK(draw_to_image_file_total_area_cb), current_window_pass_along );
1777 g_signal_connect ( G_OBJECT(zoom_spin), "value-changed", G_CALLBACK(draw_to_image_file_total_area_cb), current_window_pass_along );
1778
1779 draw_to_image_file_total_area_cb ( NULL, current_window_pass_along ); /* set correct size info now */
1780
1781 gtk_widget_show_all ( GTK_DIALOG(dialog)->vbox );
1782
1783 if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
1784 {
1785 gtk_widget_hide ( GTK_WIDGET(dialog) );
1786 if ( one_image_only )
1787 save_image_file ( vw, fn,
1788 vw->draw_image_width = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(width_spin) ),
1789 vw->draw_image_height = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(height_spin) ),
1790 gtk_spin_button_get_value ( GTK_SPIN_BUTTON(zoom_spin) ), /* do not save this value, default is current zoom */
1791 vw->draw_image_save_as_png = gtk_toggle_button_get_active ( GTK_TOGGLE_BUTTON(png_radio) ) );
1792 else {
1793 if ( vik_viewport_get_coord_mode(vw->viking_vvp) == VIK_COORD_UTM )
1794 save_image_dir ( vw, fn,
1795 vw->draw_image_width = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(width_spin) ),
1796 vw->draw_image_height = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(height_spin) ),
1797 gtk_spin_button_get_value ( GTK_SPIN_BUTTON(zoom_spin) ), /* do not save this value, default is current zoom */
1798 vw->draw_image_save_as_png = gtk_toggle_button_get_active ( GTK_TOGGLE_BUTTON(png_radio) ),
1799 gtk_spin_button_get_value ( GTK_SPIN_BUTTON(tiles_width_spin) ),
1800 gtk_spin_button_get_value ( GTK_SPIN_BUTTON(tiles_height_spin) ) );
1801 else
1802 a_dialog_error_msg ( GTK_WINDOW(vw), _("You must be in UTM mode to use this feature") );
1803 }
1804 }
1805 gtk_widget_destroy ( GTK_WIDGET(dialog) );
1806 }
1807
1808
1809 static void draw_to_image_file_cb ( GtkAction *a, VikWindow *vw )
1810 {
1811 const gchar *fn;
1812 if (!vw->save_img_dia) {
1813 vw->save_img_dia = gtk_file_chooser_dialog_new (_("Save Image"),
1814 GTK_WINDOW(vw),
1815 GTK_FILE_CHOOSER_ACTION_SAVE,
1816 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1817 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
1818 NULL);
1819 gtk_window_set_transient_for ( GTK_WINDOW(vw->save_img_dia), GTK_WINDOW(vw) );
1820 gtk_window_set_destroy_with_parent ( GTK_WINDOW(vw->save_img_dia), TRUE );
1821 }
1822
1823 while ( gtk_dialog_run ( GTK_DIALOG(vw->save_img_dia) ) == GTK_RESPONSE_ACCEPT )
1824 {
1825 fn = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(vw->save_img_dia) );
1826 if ( g_file_test ( fn, G_FILE_TEST_EXISTS ) == FALSE || a_dialog_overwrite ( GTK_WINDOW(vw->save_img_dia), _("The file \"%s\" exists, do you wish to overwrite it?"), a_file_basename ( fn ) ) )
1827 {
1828 draw_to_image_file ( vw, fn, TRUE );
1829 break;
1830 }
1831 }
1832 gtk_widget_hide ( vw->save_img_dia );
1833 }
1834
1835 static void draw_to_image_dir_cb ( GtkAction *a, VikWindow *vw )
1836 {
1837 gchar *fn = NULL;
1838
1839 if (!vw->save_img_dir_dia) {
1840 vw->save_img_dir_dia = gtk_file_chooser_dialog_new (_("Choose a directory to hold images"),
1841 GTK_WINDOW(vw),
1842 GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,
1843 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1844 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
1845 NULL);
1846 gtk_window_set_transient_for ( GTK_WINDOW(vw->save_img_dir_dia), GTK_WINDOW(vw) );
1847 gtk_window_set_destroy_with_parent ( GTK_WINDOW(vw->save_img_dir_dia), TRUE );
1848 }
1849
1850 while ( gtk_dialog_run ( GTK_DIALOG(vw->save_img_dir_dia) ) == GTK_RESPONSE_ACCEPT )
1851 {
1852 fn = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(vw->save_img_dir_dia) );
1853 if ( fn )
1854 {
1855 draw_to_image_file ( vw, fn, FALSE );
1856 g_free(fn);
1857 fn = NULL;
1858 break;
1859 }
1860 }
1861 gtk_widget_hide ( vw->save_img_dir_dia );
1862 }
1863
1864 #if GTK_CHECK_VERSION(2,10,0)
1865 static void print_cb ( GtkAction *a, VikWindow *vw )
1866 {
1867 a_print(vw, vw->viking_vvp);
1868 }
1869 #endif
1870
1871 /* really a misnomer: changes coord mode (actual coordinates) AND/OR draw mode (viewport only) */
1872 static void window_change_coord_mode_cb ( GtkAction *old_a, GtkAction *a, VikWindow *vw )
1873 {
1874 VikViewportDrawMode drawmode;
1875 if (!strcmp(gtk_action_get_name(a), "ModeUTM")) {
1876 drawmode = VIK_VIEWPORT_DRAWMODE_UTM;
1877 }
1878 else if (!strcmp(gtk_action_get_name(a), "ModeExpedia")) {
1879 drawmode = VIK_VIEWPORT_DRAWMODE_EXPEDIA;
1880 }
1881 else if (!strcmp(gtk_action_get_name(a), "ModeMercator")) {
1882 drawmode = VIK_VIEWPORT_DRAWMODE_MERCATOR;
1883 }
1884 else {
1885 g_critical("Houston, we've had a problem.");
1886 return;
1887 }
1888
1889 if ( !vw->only_updating_coord_mode_ui )
1890 {
1891 VikViewportDrawMode olddrawmode = vik_viewport_get_drawmode ( vw->viking_vvp );
1892 if ( olddrawmode != drawmode )
1893 {
1894 /* this takes care of coord mode too */
1895 vik_viewport_set_drawmode ( vw->viking_vvp, drawmode );
1896 if ( drawmode == VIK_VIEWPORT_DRAWMODE_UTM ) {
1897 vik_layers_panel_change_coord_mode ( vw->viking_vlp, VIK_COORD_UTM );
1898 } else if ( olddrawmode == VIK_VIEWPORT_DRAWMODE_UTM ) {
1899 vik_layers_panel_change_coord_mode ( vw->viking_vlp, VIK_COORD_LATLON );
1900 }
1901 draw_update ( vw );
1902 }
1903 }
1904 }
1905
1906 static void set_draw_scale ( GtkAction *a, VikWindow *vw )
1907 {
1908 GtkWidget *check_box = gtk_ui_manager_get_widget ( vw->uim, "/ui/MainMenu/View/ShowScale" );
1909 g_assert(check_box);
1910 gboolean state = gtk_check_menu_item_get_active ( GTK_CHECK_MENU_ITEM(check_box));
1911 vik_viewport_set_draw_scale ( vw->viking_vvp, state );
1912 draw_update ( vw );
1913 }
1914
1915 static void set_draw_centermark ( GtkAction *a, VikWindow *vw )
1916 {
1917 GtkWidget *check_box = gtk_ui_manager_get_widget ( vw->uim, "/ui/MainMenu/View/ShowCenterMark" );
1918 g_assert(check_box);
1919 gboolean state = gtk_check_menu_item_get_active ( GTK_CHECK_MENU_ITEM(check_box));
1920 vik_viewport_set_draw_centermark ( vw->viking_vvp, state );
1921 draw_update ( vw );
1922 }
1923
1924 static void set_bg_color ( GtkAction *a, VikWindow *vw )
1925 {
1926 GtkWidget *colorsd = gtk_color_selection_dialog_new ( _("Choose a background color") );
1927 GdkColor *color = vik_viewport_get_background_gdkcolor ( vw->viking_vvp );
1928 gtk_color_selection_set_previous_color ( GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(colorsd)->colorsel), color );
1929 gtk_color_selection_set_current_color ( GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(colorsd)->colorsel), color );
1930 if ( gtk_dialog_run ( GTK_DIALOG(colorsd) ) == GTK_RESPONSE_OK )
1931 {
1932 gtk_color_selection_get_current_color ( GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(colorsd)->colorsel), color );
1933 vik_viewport_set_background_gdkcolor ( vw->viking_vvp, color );
1934 draw_update ( vw );
1935 }
1936 g_free ( color );
1937 gtk_widget_destroy ( colorsd );
1938 }
1939
1940
1941
1942 /***********************************************************************************************
1943 ** GUI Creation
1944 ***********************************************************************************************/
1945
1946 static GtkActionEntry entries[] = {
1947 { "File", NULL, N_("_File"), 0, 0, 0 },
1948 { "Edit", NULL, N_("_Edit"), 0, 0, 0 },
1949 { "View", NULL, N_("_View"), 0, 0, 0 },
1950 { "SetZoom", NULL, N_("_Zoom"), 0, 0, 0 },
1951 { "SetPan", NULL, N_("_Pan"), 0, 0, 0 },
1952 { "Layers", NULL, N_("_Layers"), 0, 0, 0 },
1953 { "Tools", NULL, N_("_Tools"), 0, 0, 0 },
1954 { "Exttools", NULL, N_("_Webtools"), 0, 0, 0 },
1955 { "Help", NULL, N_("_Help"), 0, 0, 0 },
1956
1957 { "New", GTK_STOCK_NEW, N_("_New"), "<control>N", N_("New file"), (GCallback)newwindow_cb },
1958 { "Open", GTK_STOCK_OPEN, N_("_Open"), "<control>O", N_("Open a file"), (GCallback)load_file },
1959 { "Append", GTK_STOCK_ADD, N_("A_ppend File"), NULL, N_("Append data from a different file"), (GCallback)load_file },
1960 { "Acquire", NULL, N_("A_cquire"), 0, 0, 0 },
1961 { "AcquireGPS", NULL, N_("From _GPS"), NULL, N_("Transfer data from a GPS device"), (GCallback)acquire_from_gps },
1962 { "AcquireGoogle", NULL, N_("Google _Directions"), NULL, N_("Get driving directions from Google"), (GCallback)acquire_from_google },
1963 #ifdef VIK_CONFIG_GEOCACHES
1964 { "AcquireGC", NULL, N_("Geo_caches"), NULL, N_("Get Geocaches from geocaching.com"), (GCallback)acquire_from_gc },
1965 #endif
1966 { "Save", GTK_STOCK_SAVE, N_("_Save"), "<control>S", N_("Save the file"), (GCallback)save_file },
1967 { "SaveAs", GTK_STOCK_SAVE_AS, N_("Save _As"), NULL, N_("Save the file under different name"), (GCallback)save_file_as },
1968 { "GenImg", GTK_STOCK_CLEAR, N_("_Generate Image File"), NULL, N_("Save a snapshot of the workspace into a file"), (GCallback)draw_to_image_file_cb },
1969 { "GenImgDir", GTK_STOCK_DND_MULTIPLE, N_("Generate _Directory of Images"), NULL, N_("FIXME:IMGDIR"), (GCallback)draw_to_image_dir_cb },
1970
1971 #if GTK_CHECK_VERSION(2,10,0)
1972 { "Print", GTK_STOCK_PRINT, N_("_Print..."), NULL, N_("Print maps"), (GCallback)print_cb },
1973 #endif
1974
1975 { "Exit", GTK_STOCK_QUIT, N_("E_xit"), "<control>W", N_("Exit the program"), (GCallback)window_close },
1976 { "SaveExit", GTK_STOCK_QUIT, N_("Save and Exit"), NULL, N_("Save and Exit the program"), (GCallback)save_file_and_exit },
1977
1978 { "GotoSearch", GTK_STOCK_JUMP_TO, N_("Go To location"), NULL, N_("Go to address/place using text search"), (GCallback)goto_address },
1979 { "GotoLL", GTK_STOCK_QUIT, N_("_Go to Lat\\/Lon..."), NULL, N_("Go to arbitrary lat\\/lon coordinate"), (GCallback)draw_goto_cb },
1980 { "GotoUTM", GTK_STOCK_QUIT, N_("Go to UTM..."), NULL, N_("Go to arbitrary UTM coordinate"), (GCallback)draw_goto_cb },
1981 { "SetBGColor",GTK_STOCK_SELECT_COLOR, N_("Set Background Color..."), NULL, NULL, (GCallback)set_bg_color },
1982 { "ZoomIn", GTK_STOCK_ZOOM_IN, N_("Zoom _In"), "<control>plus", NULL, (GCallback)draw_zoom_cb },
1983 { "ZoomOut", GTK_STOCK_ZOOM_OUT, N_("Zoom _Out"), "<control>minus", NULL, (GCallback)draw_zoom_cb },
1984 { "ZoomTo", GTK_STOCK_ZOOM_FIT, N_("Zoom _To"), "<control>Z", NULL, (GCallback)zoom_to_cb },
1985 { "Zoom0.25", NULL, N_("0.25"), NULL, NULL, (GCallback)draw_zoom_cb },
1986 { "Zoom0.5", NULL, N_("0.5"), NULL, NULL, (GCallback)draw_zoom_cb },
1987 { "Zoom1", NULL, N_("1"), NULL, NULL, (GCallback)draw_zoom_cb },
1988 { "Zoom2", NULL, N_("2"), NULL, NULL, (GCallback)draw_zoom_cb },
1989 { "Zoom4", NULL, N_("4"), NULL, NULL, (GCallback)draw_zoom_cb },
1990 { "Zoom8", NULL, N_("8"), NULL, NULL, (GCallback)draw_zoom_cb },
1991 { "Zoom16", NULL, N_("16"), NULL, NULL, (GCallback)draw_zoom_cb },
1992 { "Zoom32", NULL, N_("32"), NULL, NULL, (GCallback)draw_zoom_cb },
1993 { "Zoom64", NULL, N_("64"), NULL, NULL, (GCallback)draw_zoom_cb },
1994 { "Zoom128", NULL, N_("128"), NULL, NULL, (GCallback)draw_zoom_cb },
1995 { "PanNorth", NULL, N_("Pan North"), "<control>Up", NULL, (GCallback)draw_pan_cb },
1996 { "PanEast", NULL, N_("Pan East"), "<control>Right", NULL, (GCallback)draw_pan_cb },
1997 { "PanSouth", NULL, N_("Pan South"), "<control>Down", NULL, (GCallback)draw_pan_cb },
1998 { "PanWest", NULL, N_("Pan West"), "<control>Left", NULL, (GCallback)draw_pan_cb },
1999 { "BGJobs", GTK_STOCK_EXECUTE, N_("Background _Jobs"), NULL, NULL, (GCallback)a_background_show_window },
2000
2001 { "Cut", GTK_STOCK_CUT, N_("Cu_t"), NULL, NULL, (GCallback)menu_cut_layer_cb },
2002 { "Copy", GTK_STOCK_COPY, N_("_Copy"), NULL, NULL, (GCallback)menu_copy_layer_cb },
2003 { "Paste", GTK_STOCK_PASTE, N_("_Paste"), NULL, NULL, (GCallback)menu_paste_layer_cb },
2004 { "Delete", GTK_STOCK_DELETE, N_("_Delete"), NULL, NULL, (GCallback)menu_delete_layer_cb },
2005 { "DeleteAll", NULL, N_("Delete All"), NULL, NULL, (GCallback)clear_cb },
2006 { "MapCacheFlush",NULL, N_("Flush Map cache"), NULL, NULL, (GCallback)mapcache_flush_cb },
2007 { "Preferences",GTK_STOCK_PREFERENCES, N_("_Preferences..."), NULL, NULL, (GCallback)preferences_cb },
2008 { "Properties",GTK_STOCK_PROPERTIES, N_("_Properties"), NULL, NULL, (GCallback)menu_properties_cb },
2009
2010 { "About", GTK_STOCK_ABOUT, N_("_About"), NULL, NULL, (GCallback)help_about_cb },
2011 };
2012
2013 /* Radio items */
2014 static GtkRadioActionEntry mode_entries[] = {
2015 { "ModeUTM", NULL, N_("_UTM Mode"), "<control>u", NULL, 0 },
2016 { "ModeExpedia", NULL, N_("_Expedia Mode"), "<control>e", NULL, 1 },
2017 { "ModeMercator", NULL, N_("_Mercator Mode"), "<control>g", NULL, 4 }
2018 };
2019
2020 static GtkRadioActionEntry tool_entries[] = {
2021 { "Pan", "vik-icon-pan", N_("_Pan"), "<control><shift>P", N_("Pan Tool"), 0 },
2022 { "Zoom", "vik-icon-zoom", N_("_Zoom"), "<control><shift>Z", N_("Zoom Tool"), 1 },
2023 { "Ruler", "vik-icon-ruler", N_("_Ruler"), "<control><shift>R", N_("Ruler Tool"), 2 }
2024 };
2025
2026 static GtkToggleActionEntry toggle_entries[] = {
2027 { "ShowScale", NULL, N_("Show Scale"), NULL, N_("Show Scale"), (GCallback)set_draw_scale, TRUE },
2028 { "ShowCenterMark", NULL, N_("Show Center Mark"), NULL, N_("Show Center Mark"), (GCallback)set_draw_centermark, TRUE },
2029 { "FullScreen", GTK_STOCK_FULLSCREEN, N_("Full Screen"), "F11", N_("Activate full screen mode"), (GCallback)full_screen_cb, FALSE },
2030 { "ViewSidePanel", GTK_STOCK_INDEX, N_("Show Side Panel"), "F9", N_("Show Side Panel"), (GCallback)view_side_panel_cb, TRUE },
2031 };
2032
2033 #include "menu.xml.h"
2034 static void window_create_ui( VikWindow *window )
2035 {
2036 GtkUIManager *uim;
2037 GtkActionGroup *action_group;
2038 GtkAccelGroup *accel_group;
2039 GError *error;
2040 guint i, j, mid;
2041 GtkIconFactory *icon_factory;
2042 GtkIconSet *icon_set;
2043 GtkRadioActionEntry *tools = NULL, *radio;
2044 guint ntools;
2045
2046 uim = gtk_ui_manager_new ();
2047 window->uim = uim;
2048
2049 toolbox_add_tool(window->vt, &ruler_tool, TOOL_LAYER_TYPE_NONE);
2050 toolbox_add_tool(window->vt, &zoom_tool, TOOL_LAYER_TYPE_NONE);
2051 toolbox_add_tool(window->vt, &pan_tool, TOOL_LAYER_TYPE_NONE);
2052
2053 error = NULL;
2054 if (!(mid = gtk_ui_manager_add_ui_from_string (uim, menu_xml, -1, &error))) {
2055 g_error_free (error);
2056 exit (1);
2057 }
2058
2059 action_group = gtk_action_group_new ("MenuActions");
2060 gtk_action_group_set_translation_domain(action_group, PACKAGE_NAME);
2061 gtk_action_group_add_actions (action_group, entries, G_N_ELEMENTS (entries), window);
2062 gtk_action_group_add_toggle_actions (action_group, toggle_entries, G_N_ELEMENTS (toggle_entries), window);
2063 gtk_action_group_add_radio_actions (action_group, mode_entries, G_N_ELEMENTS (mode_entries), 4, (GCallback)window_change_coord_mode_cb, window);
2064
2065 icon_factory = gtk_icon_factory_new ();
2066 gtk_icon_factory_add_default (icon_factory);
2067
2068 register_vik_icons(icon_factory);
2069
2070 ntools = 0;
2071 for (i=0; i<G_N_ELEMENTS(tool_entries); i++) {
2072 tools = g_renew(GtkRadioActionEntry, tools, ntools+1);
2073 radio = &tools[ntools];
2074 ntools++;
2075 *radio = tool_entries[i];
2076 radio->value = ntools;
2077 }
2078
2079 for (i=0; i<VIK_LAYER_NUM_TYPES; i++) {
2080 GtkActionEntry action;
2081 gtk_ui_manager_add_ui(uim, mid, "/ui/MainMenu/Layers/",
2082 vik_layer_get_interface(i)->name,
2083 vik_layer_get_interface(i)->name,
2084 GTK_UI_MANAGER_MENUITEM, FALSE);
2085
2086 icon_set = gtk_icon_set_new_from_pixbuf (gdk_pixbuf_from_pixdata (vik_layer_get_interface(i)->icon, FALSE, NULL ));
2087 gtk_icon_factory_add (icon_factory, vik_layer_get_interface(i)->name, icon_set);
2088 gtk_icon_set_unref (icon_set);
2089
2090 action.name = vik_layer_get_interface(i)->name;
2091 action.stock_id = vik_layer_get_interface(i)->name;
2092 action.label = g_strdup_printf( _("New %s Layer"), vik_layer_get_interface(i)->name);
2093 action.accelerator = NULL;
2094 action.tooltip = NULL;
2095 action.callback = (GCallback)menu_addlayer_cb;
2096 gtk_action_group_add_actions(action_group, &action, 1, window);
2097
2098 if ( vik_layer_get_interface(i)->tools_count ) {
2099 gtk_ui_manager_add_ui(uim, mid, "/ui/MainMenu/Tools/", vik_layer_get_interface(i)->name, NULL, GTK_UI_MANAGER_SEPARATOR, FALSE);
2100 gtk_ui_manager_add_ui(uim, mid, "/ui/MainToolbar/ToolItems/", vik_layer_get_interface(i)->name, NULL, GTK_UI_MANAGER_SEPARATOR, FALSE);
2101 }
2102
2103 for ( j = 0; j < vik_layer_get_interface(i)->tools_count; j++ ) {
2104 tools = g_renew(GtkRadioActionEntry, tools, ntools+1);
2105 radio = &tools[ntools];
2106 ntools++;
2107
2108 gtk_ui_manager_add_ui(uim, mid, "/ui/MainMenu/Tools",
2109 _(vik_layer_get_interface(i)->tools[j].name),
2110 vik_layer_get_interface(i)->tools[j].name,
2111 GTK_UI_MANAGER_MENUITEM, FALSE);
2112 gtk_ui_manager_add_ui(uim, mid, "/ui/MainToolbar/ToolItems",
2113 _(vik_layer_get_interface(i)->tools[j].name),
2114 vik_layer_get_interface(i)->tools[j].name,
2115 GTK_UI_MANAGER_TOOLITEM, FALSE);
2116
2117 toolbox_add_tool(window->vt, &(vik_layer_get_interface(i)->tools[j]), i);
2118
2119 radio->name = vik_layer_get_interface(i)->tools[j].name;
2120 radio->stock_id = vik_layer_get_interface(i)->tools[j].name,
2121 radio->label = _(vik_layer_get_interface(i)->tools[j].name);
2122 radio->accelerator = NULL;
2123 radio->tooltip = _(vik_layer_get_interface(i)->tools[j].name);
2124 radio->value = ntools;
2125 }
2126 }
2127 g_object_unref (icon_factory);
2128
2129 gtk_action_group_add_radio_actions(action_group, tools, ntools, 0, (GCallback)menu_tool_cb, window);
2130 g_free(tools);
2131
2132 gtk_ui_manager_insert_action_group (uim, action_group, 0);
2133
2134 for (i=0; i<VIK_LAYER_NUM_TYPES; i++) {
2135 for ( j = 0; j < vik_layer_get_interface(i)->tools_count; j++ ) {
2136 GtkAction *action = gtk_action_group_get_action(action_group,
2137 vik_layer_get_interface(i)->tools[j].name);
2138 g_object_set(action, "sensitive", FALSE, NULL);
2139 }
2140 }
2141 window->action_group = action_group;
2142
2143 accel_group = gtk_ui_manager_get_accel_group (uim);
2144 gtk_window_add_accel_group (GTK_WINDOW (window), accel_group);
2145 gtk_ui_manager_ensure_update (uim);
2146 }
2147
2148
2149
2150 static struct {
2151 const GdkPixdata *data;
2152 gchar *stock_id;
2153 } stock_icons[] = {
2154 { &begintr_18_pixbuf, "Begin Track" },
2155 { &iscissors_18_pixbuf, "Magic Scissors" },
2156 { &mover_22_pixbuf, "vik-icon-pan" },
2157 { &demdl_18_pixbuf, "DEM Download/Import" },
2158 { &showpic_18_pixbuf, "Show Picture" },
2159 { &addtr_18_pixbuf, "Create Track" },
2160 { &edtr_18_pixbuf, "Edit Trackpoint" },
2161 { &addwp_18_pixbuf, "Create Waypoint" },
2162 { &edwp_18_pixbuf, "Edit Waypoint" },
2163 { &zoom_18_pixbuf, "vik-icon-zoom" },
2164 { &ruler_18_pixbuf, "vik-icon-ruler" },
2165 { &geozoom_18_pixbuf, "Georef Zoom Tool" },
2166 { &geomove_18_pixbuf, "Georef Move Map" },
2167 { &mapdl_18_pixbuf, "Maps Download" },
2168 { &showpic_18_pixbuf, "Show Picture" },
2169 };
2170
2171 static gint n_stock_icons = G_N_ELEMENTS (stock_icons);
2172
2173 static void
2174 register_vik_icons (GtkIconFactory *icon_factory)
2175 {
2176 GtkIconSet *icon_set;
2177 gint i;
2178
2179 for (i = 0; i < n_stock_icons; i++) {
2180 icon_set = gtk_icon_set_new_from_pixbuf (gdk_pixbuf_from_pixdata (
2181 stock_icons[i].data, FALSE, NULL ));
2182 gtk_icon_factory_add (icon_factory, stock_icons[i].stock_id, icon_set);
2183 gtk_icon_set_unref (icon_set);
2184 }
2185 }
2186
Works of Guyou on Viking