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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 | #include "viking.h" | |
23 | ||
24 | #include <string.h> | |
25 | ||
26 | enum { | |
27 | VLP_UPDATE_SIGNAL, | |
28 | VLP_LAST_SIGNAL | |
29 | }; | |
30 | ||
31 | static void layers_panel_class_init ( VikLayersPanelClass *klass ); | |
32 | static void layers_panel_init ( VikLayersPanel *vlp ); | |
33 | static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text); | |
34 | static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter); | |
35 | ||
36 | static guint layers_panel_signals[VLP_LAST_SIGNAL] = { 0 }; | |
37 | ||
38 | static GObjectClass *parent_class; | |
39 | ||
40 | struct _VikLayersPanel { | |
41 | GtkVBox vbox; | |
42 | ||
43 | VikAggregateLayer *toplayer; | |
44 | GtkTreeIter toplayer_iter; | |
45 | ||
46 | VikTreeview *vt; | |
47 | VikViewport *vvp; /* reference */ | |
48 | ||
49 | GtkItemFactory *popup_factory; | |
50 | }; | |
51 | ||
52 | static GtkItemFactoryEntry base_entries[] = { | |
f9db6bd6 AF |
53 | { "/C_ut", NULL, (GtkItemFactoryCallback) vik_layers_panel_cut_selected, -1, "<StockItem>", GTK_STOCK_CUT }, |
54 | { "/_Copy", NULL, (GtkItemFactoryCallback) vik_layers_panel_copy_selected, -1, "<StockItem>", GTK_STOCK_COPY }, | |
55 | { "/_Paste", NULL, (GtkItemFactoryCallback) vik_layers_panel_paste_selected, -1, "<StockItem>", GTK_STOCK_PASTE }, | |
50a14534 EB |
56 | { "/_Delete", NULL, (GtkItemFactoryCallback) vik_layers_panel_delete_selected, -1, "<StockItem>", GTK_STOCK_DELETE }, |
57 | { "/New Layer", NULL, NULL, -1, "<Branch>" }, | |
58 | }; | |
59 | ||
f9db6bd6 | 60 | #define NUM_BASE_ENTRIES 5 |
50a14534 EB |
61 | |
62 | static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter); | |
63 | static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text); | |
64 | static void layers_popup_cb (VikLayersPanel *vlp); | |
65 | static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button ); | |
66 | static gboolean layers_button_press_cb (VikLayersPanel *vlp, GdkEventButton *event); | |
67 | static void layers_move_item ( VikLayersPanel *vlp, gboolean up ); | |
68 | static void layers_move_item_up ( VikLayersPanel *vlp ); | |
69 | static void layers_move_item_down ( VikLayersPanel *vlp ); | |
70 | static void layers_panel_finalize ( GObject *gob ); | |
71 | ||
72 | GType vik_layers_panel_get_type() | |
73 | { | |
74 | static GType vlp_type = 0; | |
75 | ||
76 | if (!vlp_type) | |
77 | { | |
78 | static const GTypeInfo vlp_info = | |
79 | { | |
80 | sizeof (VikLayersPanelClass), | |
81 | NULL, /* base_init */ | |
82 | NULL, /* base_finalize */ | |
83 | (GClassInitFunc) layers_panel_class_init, | |
84 | NULL, /* class_finalize */ | |
85 | NULL, /* class_data */ | |
86 | sizeof (VikLayersPanel), | |
87 | 0, | |
88 | (GInstanceInitFunc) layers_panel_init, | |
89 | }; | |
90 | vlp_type = g_type_register_static ( GTK_TYPE_VBOX, "VikLayersPanel", &vlp_info, 0 ); | |
91 | } | |
92 | ||
93 | return vlp_type; | |
94 | } | |
95 | ||
96 | static void layers_panel_class_init ( VikLayersPanelClass *klass ) | |
97 | { | |
98 | GObjectClass *object_class; | |
99 | ||
100 | object_class = G_OBJECT_CLASS (klass); | |
101 | ||
102 | object_class->finalize = layers_panel_finalize; | |
103 | ||
104 | parent_class = g_type_class_peek_parent (klass); | |
105 | ||
106 | layers_panel_signals[VLP_UPDATE_SIGNAL] = g_signal_new ( "update", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (VikLayersPanelClass, update), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); | |
107 | } | |
108 | ||
109 | VikLayersPanel *vik_layers_panel_new () | |
110 | { | |
111 | return VIK_LAYERS_PANEL ( g_object_new ( VIK_LAYERS_PANEL_TYPE, NULL ) ); | |
112 | } | |
113 | ||
114 | void vik_layers_panel_set_viewport ( VikLayersPanel *vlp, VikViewport *vvp ) | |
115 | { | |
116 | vlp->vvp = vvp; | |
117 | /* TODO: also update GCs (?) */ | |
118 | } | |
119 | ||
120 | VikViewport *vik_layers_panel_get_viewport ( VikLayersPanel *vlp ) | |
121 | { | |
122 | return vlp->vvp; | |
123 | } | |
124 | ||
125 | static void layers_panel_init ( VikLayersPanel *vlp ) | |
126 | { | |
127 | GtkWidget *hbox; | |
128 | GtkWidget *upbutton, *upimage, *downbutton, *downimage; | |
129 | GtkWidget *scrolledwindow; | |
130 | GtkItemFactoryEntry entry; | |
131 | guint i, tmp; | |
132 | ||
133 | vlp->vvp = NULL; | |
134 | ||
135 | hbox = gtk_hbox_new ( TRUE, 2 ); | |
136 | vlp->vt = vik_treeview_new ( ); | |
137 | ||
138 | vlp->toplayer = vik_aggregate_layer_new (); | |
139 | vik_layer_rename ( VIK_LAYER(vlp->toplayer), "Top Layer"); | |
140 | g_signal_connect_swapped ( G_OBJECT(vlp->toplayer), "update", G_CALLBACK(vik_layers_panel_emit_update), vlp ); | |
141 | ||
142 | vik_treeview_add_layer ( vlp->vt, NULL, &(vlp->toplayer_iter), VIK_LAYER(vlp->toplayer)->name, NULL, vlp->toplayer, VIK_LAYER_AGGREGATE, VIK_LAYER_AGGREGATE ); | |
143 | vik_layer_realize ( VIK_LAYER(vlp->toplayer), vlp->vt, &(vlp->toplayer_iter) ); | |
144 | ||
145 | g_signal_connect_swapped ( vlp->vt, "popup_menu", G_CALLBACK(layers_popup_cb), vlp); | |
146 | g_signal_connect_swapped ( vlp->vt, "button_press_event", G_CALLBACK(layers_button_press_cb), vlp); | |
147 | g_signal_connect_swapped ( vlp->vt, "item_toggled", G_CALLBACK(layers_item_toggled), vlp); | |
148 | g_signal_connect_swapped ( vlp->vt, "item_edited", G_CALLBACK(layers_item_edited), vlp); | |
149 | ||
150 | upimage = gtk_image_new_from_stock ( GTK_STOCK_GO_UP, GTK_ICON_SIZE_BUTTON ); | |
151 | upbutton = gtk_button_new ( ); | |
152 | gtk_container_add ( GTK_CONTAINER(upbutton), upimage ); | |
153 | gtk_box_pack_start ( GTK_BOX(hbox), upbutton, TRUE, TRUE, 0 ); | |
154 | g_signal_connect_swapped ( G_OBJECT(upbutton), "clicked", G_CALLBACK(layers_move_item_up), vlp ); | |
155 | downimage = gtk_image_new_from_stock ( GTK_STOCK_GO_DOWN, GTK_ICON_SIZE_BUTTON ); | |
156 | downbutton = gtk_button_new ( ); | |
157 | gtk_container_add ( GTK_CONTAINER(downbutton), downimage ); | |
158 | gtk_box_pack_start ( GTK_BOX(hbox), downbutton, TRUE, TRUE, 0 ); | |
159 | g_signal_connect_swapped ( G_OBJECT(downbutton), "clicked", G_CALLBACK(layers_move_item_down), vlp ); | |
160 | ||
161 | scrolledwindow = gtk_scrolled_window_new ( NULL, NULL ); | |
162 | gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC ); | |
163 | gtk_container_add ( GTK_CONTAINER(scrolledwindow), GTK_WIDGET(vlp->vt) ); | |
164 | ||
165 | gtk_box_pack_start ( GTK_BOX(vlp), scrolledwindow, TRUE, TRUE, 0 ); | |
166 | gtk_box_pack_start ( GTK_BOX(vlp), hbox, FALSE, FALSE, 0 ); | |
167 | ||
168 | vlp->popup_factory = gtk_item_factory_new ( GTK_TYPE_MENU, "<main>", NULL ); | |
169 | gtk_item_factory_create_items ( vlp->popup_factory, NUM_BASE_ENTRIES, base_entries, vlp ); | |
170 | for ( i = 0; i < VIK_LAYER_NUM_TYPES; i++ ) | |
171 | { | |
172 | /* TODO: FIXME: if name has a '/' in it it will get all messed up. why not have an itemfactory field with | |
173 | name, icon, shortcut, etc.? */ | |
174 | entry.path = g_strdup_printf("%s/New %s Layer", base_entries[NUM_BASE_ENTRIES-1].path, vik_layer_get_interface(i)->name ); | |
175 | entry.accelerator = NULL; | |
176 | entry.callback = (GtkItemFactoryCallback) vik_layers_panel_new_layer; | |
177 | entry.callback_action = i; | |
178 | if ( vik_layer_get_interface(i)->icon ) | |
179 | { | |
180 | entry.item_type = "<ImageItem>"; | |
181 | entry.extra_data = gdk_pixdata_serialize ( vik_layer_get_interface(i)->icon, &tmp ); | |
182 | } | |
183 | else | |
184 | entry.item_type = "<Item>"; | |
185 | ||
186 | gtk_item_factory_create_item ( vlp->popup_factory, &entry, vlp, 1 ); | |
187 | g_free ( (gpointer) entry.extra_data ); | |
188 | g_free ( entry.path ); | |
189 | } | |
190 | } | |
191 | ||
192 | void vik_layers_panel_emit_update ( VikLayersPanel *vlp ) | |
193 | { | |
194 | g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_UPDATE_SIGNAL], 0 ); | |
195 | } | |
196 | ||
197 | static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter) | |
198 | { | |
199 | gboolean visible; | |
200 | gpointer p; | |
201 | gint type; | |
202 | ||
203 | /* get type and data */ | |
204 | type = vik_treeview_item_get_type ( vlp->vt, iter ); | |
205 | p = vik_treeview_item_get_pointer ( vlp->vt, iter ); | |
206 | ||
207 | switch ( type ) | |
208 | { | |
209 | case VIK_TREEVIEW_TYPE_LAYER: visible = (VIK_LAYER(p)->visible ^= 1); break; | |
210 | case VIK_TREEVIEW_TYPE_SUBLAYER: visible = vik_layer_sublayer_toggle_visible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)), vik_treeview_item_get_data(vlp->vt, iter), p); break; | |
211 | default: return; | |
212 | } | |
213 | ||
214 | vik_treeview_item_set_visible ( vlp->vt, iter, visible ); | |
215 | ||
216 | vik_layers_panel_emit_update ( vlp ); | |
217 | } | |
218 | ||
219 | static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text) | |
220 | { | |
221 | if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
222 | { | |
223 | VikLayer *l; | |
224 | ||
225 | /* get iter and layer */ | |
226 | l = VIK_LAYER ( vik_treeview_item_get_pointer ( vlp->vt, iter ) ); | |
227 | ||
228 | if ( strcmp ( l->name, new_text ) != 0 ) | |
229 | { | |
230 | vik_layer_rename ( l, new_text ); | |
231 | vik_treeview_item_set_name ( vlp->vt, iter, l->name ); | |
232 | } | |
233 | } | |
234 | else | |
235 | { | |
236 | const gchar *name = vik_layer_sublayer_rename_request ( vik_treeview_item_get_parent ( vlp->vt, iter ), new_text, vlp, vik_treeview_item_get_data ( vlp->vt, iter ), vik_treeview_item_get_pointer ( vlp->vt, iter ), iter ); | |
237 | if ( name ) | |
238 | vik_treeview_item_set_name ( vlp->vt, iter, name); | |
239 | } | |
240 | } | |
241 | ||
242 | static gboolean layers_button_press_cb ( VikLayersPanel *vlp, GdkEventButton *event ) | |
243 | { | |
244 | if (event->button == 3) | |
245 | { | |
246 | GtkTreeIter iter; | |
247 | if ( vik_treeview_get_iter_at_pos ( vlp->vt, &iter, event->x, event->y ) ) | |
248 | { | |
249 | layers_popup ( vlp, &iter, 3 ); | |
250 | vik_treeview_item_select ( vlp->vt, &iter ); | |
251 | } | |
252 | else | |
253 | layers_popup ( vlp, NULL, 3 ); | |
254 | return TRUE; | |
255 | } | |
256 | return FALSE; | |
257 | } | |
258 | ||
259 | static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button ) | |
260 | { | |
261 | GtkMenu *menu = NULL; | |
262 | ||
263 | ||
264 | if ( iter ) | |
265 | { | |
266 | if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
267 | { | |
268 | VikLayer *layer = VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, iter )); | |
269 | ||
270 | if ( layer->type == VIK_LAYER_AGGREGATE ) | |
271 | menu = GTK_MENU(gtk_item_factory_get_widget ( vlp->popup_factory, "<main>" )); | |
272 | else | |
273 | { | |
274 | GtkWidget *del, *prop; | |
275 | ||
276 | menu = GTK_MENU ( gtk_menu_new () ); | |
277 | ||
278 | prop = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL ); | |
279 | g_signal_connect_swapped ( G_OBJECT(prop), "activate", G_CALLBACK(vik_layers_panel_properties), vlp ); | |
280 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), prop); | |
281 | gtk_widget_show ( prop ); | |
282 | ||
f9db6bd6 AF |
283 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL ); |
284 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_cut_selected), vlp ); | |
285 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
286 | gtk_widget_show ( del ); | |
287 | ||
288 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL ); | |
289 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_copy_selected), vlp ); | |
290 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
291 | gtk_widget_show ( del ); | |
292 | ||
293 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PASTE, NULL ); | |
294 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_paste_selected), vlp ); | |
295 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
296 | gtk_widget_show ( del ); | |
297 | ||
50a14534 EB |
298 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL ); |
299 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_delete_selected), vlp ); | |
300 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
301 | gtk_widget_show ( del ); | |
302 | ||
303 | vik_layer_add_menu_items ( layer, menu, vlp ); | |
304 | } | |
305 | } | |
306 | else | |
307 | { | |
308 | menu = GTK_MENU ( gtk_menu_new () ); | |
309 | if ( ! vik_layer_sublayer_add_menu_items ( vik_treeview_item_get_parent ( vlp->vt, iter ), menu, vlp, vik_treeview_item_get_data ( vlp->vt, iter ), vik_treeview_item_get_pointer ( vlp->vt, iter ), iter ) ) | |
310 | { | |
311 | gtk_widget_destroy ( GTK_WIDGET(menu) ); | |
312 | return; | |
313 | } | |
f9db6bd6 | 314 | /* TODO: specific things for different types */ |
50a14534 EB |
315 | } |
316 | } | |
317 | else | |
318 | menu = GTK_MENU(gtk_item_factory_get_widget ( vlp->popup_factory, base_entries[NUM_BASE_ENTRIES-1].path )); | |
319 | gtk_menu_popup ( menu, NULL, NULL, NULL, NULL, mouse_button, gtk_get_current_event_time() ); | |
320 | } | |
321 | ||
322 | static void layers_popup_cb ( VikLayersPanel *vlp ) | |
323 | { | |
324 | GtkTreeIter iter; | |
325 | layers_popup ( vlp, vik_treeview_get_selected_iter ( vlp->vt, &iter ) ? &iter : NULL, 0 ); | |
326 | } | |
327 | ||
328 | gboolean vik_layers_panel_new_layer ( VikLayersPanel *vlp, gint type ) | |
329 | { | |
330 | VikLayer *l; | |
331 | g_assert ( vlp->vvp ); | |
332 | l = vik_layer_create ( type, vlp->vvp, VIK_GTK_WINDOW_FROM_WIDGET(vlp), TRUE ); | |
333 | if ( l ) | |
334 | { | |
335 | vik_layers_panel_add_layer ( vlp, l ); | |
336 | vik_layers_panel_emit_update ( vlp ); | |
337 | return TRUE; | |
338 | } | |
339 | return FALSE; | |
340 | } | |
341 | ||
342 | void vik_layers_panel_add_layer ( VikLayersPanel *vlp, VikLayer *l ) | |
343 | { | |
344 | GtkTreeIter iter; | |
345 | GtkTreeIter *replace_iter = NULL; | |
346 | ||
347 | /* could be something different so we have to do this */ | |
348 | vik_layer_change_coord_mode ( l, vik_viewport_get_coord_mode(vlp->vvp) ); | |
349 | ||
350 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
351 | vik_aggregate_layer_add_layer ( vlp->toplayer, l ); | |
352 | else | |
353 | { | |
354 | VikAggregateLayer *addtoagg; | |
355 | if (vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
356 | { | |
357 | if ( ! IS_VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) ) { | |
358 | addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter )); | |
359 | replace_iter = &iter; | |
360 | } | |
361 | else | |
362 | addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )); | |
363 | } | |
364 | else | |
365 | { | |
366 | /* a sublayer is selected, first get its parent (layer), then find the layer's parent (aggr. layer) */ | |
367 | VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter )); | |
368 | replace_iter = &(vl->iter); | |
369 | g_assert ( vl->realized ); | |
370 | addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &(vl->iter) ) ); | |
371 | } | |
372 | if ( replace_iter ) | |
373 | vik_aggregate_layer_insert_layer ( addtoagg, l, replace_iter ); | |
374 | else | |
375 | vik_aggregate_layer_add_layer ( addtoagg, l ); | |
376 | } | |
377 | } | |
378 | ||
379 | static void layers_move_item ( VikLayersPanel *vlp, gboolean up ) | |
380 | { | |
381 | GtkTreeIter iter; | |
382 | VikAggregateLayer *parent; | |
383 | ||
384 | /* TODO: deactivate the buttons and stuff */ | |
385 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
386 | return; | |
387 | ||
388 | vik_treeview_select_iter ( vlp->vt, &iter ); /* cancel any layer-name editing going on... */ | |
389 | ||
390 | if ( vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
391 | { | |
392 | parent = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter )); | |
393 | if ( parent ) /* not toplevel */ | |
394 | { | |
395 | vik_aggregate_layer_move_layer ( parent, &iter, up ); | |
396 | vik_layers_panel_emit_update ( vlp ); | |
397 | } | |
398 | } | |
399 | } | |
400 | ||
401 | gboolean vik_layers_panel_properties ( VikLayersPanel *vlp ) | |
402 | { | |
403 | GtkTreeIter iter; | |
404 | g_assert ( vlp->vvp ); | |
405 | ||
406 | if ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) && vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
407 | { | |
408 | if ( vik_treeview_item_get_data ( vlp->vt, &iter ) == VIK_LAYER_AGGREGATE ) | |
409 | a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "Aggregate Layers have no settable properties." ); | |
410 | vik_layer_properties ( VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) ), VIK_GTK_WINDOW_FROM_WIDGET(vlp->vt) ); | |
411 | return TRUE; | |
412 | } | |
413 | else | |
414 | return FALSE; | |
415 | } | |
416 | ||
417 | void vik_layers_panel_draw_all ( VikLayersPanel *vlp ) | |
418 | { | |
419 | if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible ) | |
420 | vik_aggregate_layer_draw ( vlp->toplayer, vlp->vvp ); | |
421 | } | |
422 | ||
423 | void vik_layers_panel_draw_all_using_viewport ( VikLayersPanel *vlp, VikViewport *vvp ) | |
424 | { | |
425 | if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible ) | |
426 | vik_aggregate_layer_draw ( vlp->toplayer, vvp ); | |
f9db6bd6 AF |
427 | } |
428 | ||
429 | void vik_layers_panel_cut_selected ( VikLayersPanel *vlp ) | |
430 | { | |
431 | gint type; | |
432 | GtkTreeIter iter; | |
433 | ||
434 | g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) ); | |
435 | ||
436 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
437 | ||
438 | if ( type == VIK_TREEVIEW_TYPE_LAYER ) | |
439 | { | |
440 | VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter ); | |
441 | if ( parent ) | |
442 | { | |
443 | a_clipboard_copy ( vlp ); | |
444 | if ( vik_aggregate_layer_delete ( parent, &iter ) ) | |
445 | vik_layers_panel_emit_update ( vlp ); | |
446 | } | |
447 | else | |
448 | a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "You cannot cut the Top Layer." ); | |
449 | } | |
450 | } | |
451 | ||
452 | void vik_layers_panel_copy_selected ( VikLayersPanel *vlp ) | |
453 | { | |
454 | gint type; | |
455 | GtkTreeIter iter; | |
456 | ||
457 | g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) ); | |
458 | ||
459 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
460 | ||
461 | if ( type == VIK_TREEVIEW_TYPE_LAYER ) { | |
462 | a_clipboard_copy ( vlp ); | |
463 | } | |
464 | } | |
465 | ||
466 | void vik_layers_panel_paste_selected ( VikLayersPanel *vlp ) | |
467 | { | |
468 | gint type; | |
469 | GtkTreeIter iter; | |
470 | g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) ); | |
471 | a_clipboard_paste ( vlp ); | |
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472 | } |
473 | ||
474 | void vik_layers_panel_delete_selected ( VikLayersPanel *vlp ) | |
475 | { | |
476 | gint type; | |
477 | GtkTreeIter iter; | |
478 | ||
479 | g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) ); | |
480 | ||
481 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
482 | ||
483 | if ( type == VIK_TREEVIEW_TYPE_LAYER ) | |
484 | { | |
485 | VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter ); | |
486 | if ( parent ) | |
487 | { | |
488 | if ( vik_aggregate_layer_delete ( parent, &iter ) ) | |
489 | vik_layers_panel_emit_update ( vlp ); | |
490 | } | |
491 | else | |
492 | a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "You cannot delete the Top Layer." ); | |
493 | } | |
494 | } | |
495 | ||
496 | VikLayer *vik_layers_panel_get_selected ( VikLayersPanel *vlp ) | |
497 | { | |
498 | GtkTreeIter iter, parent; | |
499 | gint type; | |
500 | ||
501 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
502 | return NULL; | |
503 | ||
504 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
505 | ||
506 | while ( type != VIK_TREEVIEW_TYPE_LAYER ) | |
507 | { | |
508 | if ( ! vik_treeview_item_get_parent_iter ( vlp->vt, &iter, &parent ) ) | |
509 | return NULL; | |
510 | iter = parent; | |
511 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
512 | } | |
513 | ||
514 | return VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) ); | |
515 | } | |
516 | ||
517 | static void layers_move_item_up ( VikLayersPanel *vlp ) | |
518 | { | |
519 | layers_move_item ( vlp, TRUE ); | |
520 | } | |
521 | ||
522 | static void layers_move_item_down ( VikLayersPanel *vlp ) | |
523 | { | |
524 | layers_move_item ( vlp, FALSE ); | |
525 | } | |
526 | ||
941aa6e9 | 527 | #if 0 |
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528 | gboolean vik_layers_panel_tool ( VikLayersPanel *vlp, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp ) |
529 | { | |
530 | VikLayer *vl = vik_layers_panel_get_selected ( vlp ); | |
531 | if ( vl && vl->type == layer_type ) | |
532 | { | |
533 | tool_func ( vl, event, vvp ); | |
534 | return TRUE; | |
535 | } | |
536 | else if ( VIK_LAYER(vlp->toplayer)->visible && | |
537 | vik_aggregate_layer_tool ( vlp->toplayer, layer_type, tool_func, event, vvp ) != 1 ) /* either accepted or rejected, but a layer was found */ | |
538 | return TRUE; | |
539 | return FALSE; | |
540 | } | |
941aa6e9 | 541 | #endif |
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542 | |
543 | VikLayer *vik_layers_panel_get_layer_of_type ( VikLayersPanel *vlp, gint type ) | |
544 | { | |
545 | VikLayer *rv = vik_layers_panel_get_selected ( vlp ); | |
546 | if ( rv == NULL || rv->type != type ) | |
547 | if ( VIK_LAYER(vlp->toplayer)->visible ) | |
548 | return vik_aggregate_layer_get_top_visible_layer_of_type ( vlp->toplayer, type ); | |
549 | else | |
550 | return NULL; | |
551 | else | |
552 | return rv; | |
553 | } | |
554 | ||
555 | VikAggregateLayer *vik_layers_panel_get_top_layer ( VikLayersPanel *vlp ) | |
556 | { | |
557 | return vlp->toplayer; | |
558 | } | |
559 | ||
560 | void vik_layers_panel_clear ( VikLayersPanel *vlp ) | |
561 | { | |
562 | if ( (! vik_aggregate_layer_is_empty(vlp->toplayer)) && a_dialog_overwrite ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "Are you sure you wish to delete all layers?", NULL ) ) | |
563 | vik_aggregate_layer_clear ( vlp->toplayer ); /* simply deletes all layers */ | |
564 | } | |
565 | ||
566 | void vik_layers_panel_change_coord_mode ( VikLayersPanel *vlp, VikCoordMode mode ) | |
567 | { | |
568 | vik_layer_change_coord_mode ( VIK_LAYER(vlp->toplayer), mode ); | |
569 | } | |
570 | ||
571 | static void layers_panel_finalize ( GObject *gob ) | |
572 | { | |
573 | VikLayersPanel *vlp = VIK_LAYERS_PANEL ( gob ); | |
574 | g_object_unref ( VIK_LAYER(vlp->toplayer) ); | |
575 | g_object_unref ( G_OBJECT(vlp->popup_factory) ); | |
576 | G_OBJECT_CLASS(parent_class)->finalize(gob); | |
577 | } | |
578 |