]>
Commit | Line | Data |
---|---|---|
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 <glib.h> | |
28 | #include <glib/gstdio.h> | |
29 | #include <glib/gi18n.h> | |
30 | #include <string.h> | |
31 | #include <math.h> | |
32 | #include <stdlib.h> | |
33 | ||
34 | #include "icons/icons.h" | |
35 | ||
36 | VikLayerParam georef_layer_params[] = { | |
37 | { "image", VIK_LAYER_PARAM_STRING, VIK_LAYER_NOT_IN_PROPERTIES }, | |
38 | { "corner_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES }, | |
39 | { "corner_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES }, | |
40 | { "mpp_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES }, | |
41 | { "mpp_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES }, | |
42 | }; | |
43 | ||
44 | enum { PARAM_IMAGE = 0, PARAM_CE, PARAM_CN, PARAM_ME, PARAM_MN, NUM_PARAMS }; | |
45 | ||
46 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ); | |
47 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ); | |
48 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ); | |
49 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ); | |
50 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ); | |
51 | VikGeorefLayer *georef_layer_new ( ); | |
52 | VikGeorefLayer *georef_layer_create ( VikViewport *vp ); | |
53 | static void georef_layer_free ( VikGeorefLayer *vgl ); | |
54 | gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ); | |
55 | static void georef_layer_draw ( VikGeorefLayer *vgl, gpointer data ); | |
56 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ); | |
57 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ); | |
58 | static gboolean georef_layer_dialog ( VikGeorefLayer **vgl, gpointer vp, GtkWindow *w ); | |
59 | static void georef_layer_load_image ( VikGeorefLayer *vgl ); | |
60 | ||
61 | /* tools */ | |
62 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp); | |
63 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); | |
64 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); | |
65 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp); | |
66 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); | |
67 | ||
68 | // See comment in viktrwlayer.c for advice on values used | |
69 | static VikToolInterface georef_tools[] = { | |
70 | { { "GeorefMoveMap", "vik-icon-Georef Move Map", N_("_Georef Move Map"), NULL, N_("Georef Move Map"), 0 }, | |
71 | (VikToolConstructorFunc) georef_layer_move_create, NULL, NULL, NULL, | |
72 | (VikToolMouseFunc) georef_layer_move_press, NULL, (VikToolMouseFunc) georef_layer_move_release, | |
73 | (VikToolKeyFunc) NULL, | |
74 | FALSE, | |
75 | GDK_CURSOR_IS_PIXMAP, &cursor_geomove_pixbuf }, | |
76 | ||
77 | { { "GeorefZoomTool", "vik-icon-Georef Zoom Tool", N_("Georef Z_oom Tool"), NULL, N_("Georef Zoom Tool"), 0 }, | |
78 | (VikToolConstructorFunc) georef_layer_zoom_create, NULL, NULL, NULL, | |
79 | (VikToolMouseFunc) georef_layer_zoom_press, NULL, NULL, | |
80 | (VikToolKeyFunc) NULL, | |
81 | FALSE, | |
82 | GDK_CURSOR_IS_PIXMAP, &cursor_geozoom_pixbuf }, | |
83 | }; | |
84 | ||
85 | VikLayerInterface vik_georef_layer_interface = { | |
86 | "GeoRef Map", | |
87 | N_("GeoRef Map"), | |
88 | NULL, | |
89 | &vikgeoreflayer_pixbuf, /*icon */ | |
90 | ||
91 | georef_tools, | |
92 | sizeof(georef_tools) / sizeof(VikToolInterface), | |
93 | ||
94 | georef_layer_params, | |
95 | NUM_PARAMS, | |
96 | NULL, | |
97 | 0, | |
98 | ||
99 | VIK_MENU_ITEM_ALL, | |
100 | ||
101 | (VikLayerFuncCreate) georef_layer_create, | |
102 | (VikLayerFuncRealize) NULL, | |
103 | (VikLayerFuncPostRead) georef_layer_load_image, | |
104 | (VikLayerFuncFree) georef_layer_free, | |
105 | ||
106 | (VikLayerFuncProperties) georef_layer_properties, | |
107 | (VikLayerFuncDraw) georef_layer_draw, | |
108 | (VikLayerFuncChangeCoordMode) NULL, | |
109 | ||
110 | (VikLayerFuncSetMenuItemsSelection) NULL, | |
111 | (VikLayerFuncGetMenuItemsSelection) NULL, | |
112 | ||
113 | (VikLayerFuncAddMenuItems) georef_layer_add_menu_items, | |
114 | (VikLayerFuncSublayerAddMenuItems) NULL, | |
115 | ||
116 | (VikLayerFuncSublayerRenameRequest) NULL, | |
117 | (VikLayerFuncSublayerToggleVisible) NULL, | |
118 | (VikLayerFuncSublayerTooltip) NULL, | |
119 | (VikLayerFuncLayerTooltip) georef_layer_tooltip, | |
120 | (VikLayerFuncLayerSelected) NULL, | |
121 | ||
122 | (VikLayerFuncMarshall) georef_layer_marshall, | |
123 | (VikLayerFuncUnmarshall) georef_layer_unmarshall, | |
124 | ||
125 | (VikLayerFuncSetParam) georef_layer_set_param, | |
126 | (VikLayerFuncGetParam) georef_layer_get_param, | |
127 | ||
128 | (VikLayerFuncReadFileData) NULL, | |
129 | (VikLayerFuncWriteFileData) NULL, | |
130 | ||
131 | (VikLayerFuncDeleteItem) NULL, | |
132 | (VikLayerFuncCutItem) NULL, | |
133 | (VikLayerFuncCopyItem) NULL, | |
134 | (VikLayerFuncPasteItem) NULL, | |
135 | (VikLayerFuncFreeCopiedItem) NULL, | |
136 | (VikLayerFuncDragDropRequest) NULL, | |
137 | ||
138 | (VikLayerFuncSelectClick) NULL, | |
139 | (VikLayerFuncSelectMove) NULL, | |
140 | (VikLayerFuncSelectRelease) NULL, | |
141 | (VikLayerFuncSelectedViewportMenu) NULL, | |
142 | }; | |
143 | ||
144 | struct _VikGeorefLayer { | |
145 | VikLayer vl; | |
146 | gchar *image; | |
147 | GdkPixbuf *pixbuf; | |
148 | struct UTM corner; | |
149 | gdouble mpp_easting, mpp_northing; | |
150 | guint width, height; | |
151 | ||
152 | GdkPixbuf *scaled; | |
153 | guint32 scaled_width, scaled_height; | |
154 | ||
155 | gint click_x, click_y; | |
156 | }; | |
157 | ||
158 | ||
159 | ||
160 | GType vik_georef_layer_get_type () | |
161 | { | |
162 | static GType vgl_type = 0; | |
163 | ||
164 | if (!vgl_type) | |
165 | { | |
166 | static const GTypeInfo vgl_info = | |
167 | { | |
168 | sizeof (VikGeorefLayerClass), | |
169 | NULL, /* base_init */ | |
170 | NULL, /* base_finalize */ | |
171 | NULL, /* class init */ | |
172 | NULL, /* class_finalize */ | |
173 | NULL, /* class_data */ | |
174 | sizeof (VikGeorefLayer), | |
175 | 0, | |
176 | NULL /* instance init */ | |
177 | }; | |
178 | vgl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikGeorefLayer", &vgl_info, 0 ); | |
179 | } | |
180 | ||
181 | return vgl_type; | |
182 | } | |
183 | ||
184 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ) | |
185 | { | |
186 | return vgl->image; | |
187 | } | |
188 | ||
189 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ) | |
190 | { | |
191 | vik_layer_marshall_params ( VIK_LAYER(vgl), data, len ); | |
192 | } | |
193 | ||
194 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ) | |
195 | { | |
196 | VikGeorefLayer *rv = georef_layer_new (); | |
197 | vik_layer_unmarshall_params ( VIK_LAYER(rv), data, len, vvp ); | |
198 | if (rv->image) { | |
199 | georef_layer_load_image ( rv ); | |
200 | } | |
201 | return rv; | |
202 | } | |
203 | ||
204 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ) | |
205 | { | |
206 | switch ( id ) | |
207 | { | |
208 | case PARAM_IMAGE: georef_layer_set_image ( vgl, data.s ); break; | |
209 | case PARAM_CN: vgl->corner.northing = data.d; break; | |
210 | case PARAM_CE: vgl->corner.easting = data.d; break; | |
211 | case PARAM_MN: vgl->mpp_northing = data.d; break; | |
212 | case PARAM_ME: vgl->mpp_easting = data.d; break; | |
213 | } | |
214 | return TRUE; | |
215 | } | |
216 | ||
217 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ) | |
218 | { | |
219 | VikLayerParamData rv; | |
220 | switch ( id ) | |
221 | { | |
222 | case PARAM_IMAGE: rv.s = vgl->image ? vgl->image : ""; break; | |
223 | case PARAM_CN: rv.d = vgl->corner.northing; break; | |
224 | case PARAM_CE: rv.d = vgl->corner.easting; break; | |
225 | case PARAM_MN: rv.d = vgl->mpp_northing; break; | |
226 | case PARAM_ME: rv.d = vgl->mpp_easting; break; | |
227 | } | |
228 | return rv; | |
229 | } | |
230 | ||
231 | VikGeorefLayer *georef_layer_new ( ) | |
232 | { | |
233 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( g_object_new ( VIK_GEOREF_LAYER_TYPE, NULL ) ); | |
234 | vik_layer_set_type ( VIK_LAYER(vgl), VIK_LAYER_GEOREF ); | |
235 | ||
236 | vgl->image = NULL; | |
237 | vgl->pixbuf = NULL; | |
238 | vgl->click_x = -1; | |
239 | vgl->click_y = -1; | |
240 | vgl->scaled = NULL; | |
241 | vgl->scaled_width = 0; | |
242 | vgl->scaled_height = 0; | |
243 | return vgl; | |
244 | } | |
245 | ||
246 | static void georef_layer_draw ( VikGeorefLayer *vgl, gpointer data ) | |
247 | { | |
248 | /* bla, bla */ | |
249 | if ( vgl->pixbuf ) | |
250 | { | |
251 | VikViewport *vp = VIK_VIEWPORT(data); | |
252 | struct UTM utm_middle; | |
253 | gdouble xmpp = vik_viewport_get_xmpp(vp), ympp = vik_viewport_get_ympp(vp); | |
254 | GdkPixbuf *pixbuf = vgl->pixbuf; | |
255 | guint layer_width = vgl->width; | |
256 | guint layer_height = vgl->height; | |
257 | ||
258 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm_middle ); | |
259 | ||
260 | /* scale the pixbuf if it doesn't match our dimensions */ | |
261 | if ( xmpp != vgl->mpp_easting || ympp != vgl->mpp_northing ) | |
262 | { | |
263 | layer_width = round(vgl->width * vgl->mpp_easting / xmpp); | |
264 | layer_height = round(vgl->height * vgl->mpp_northing / ympp); | |
265 | ||
266 | /* rescale if necessary */ | |
267 | if (layer_width == vgl->scaled_width && layer_height == vgl->scaled_height && vgl->scaled != NULL) | |
268 | pixbuf = vgl->scaled; | |
269 | else | |
270 | { | |
271 | pixbuf = gdk_pixbuf_scale_simple( | |
272 | vgl->pixbuf, | |
273 | layer_width, | |
274 | layer_height, | |
275 | GDK_INTERP_BILINEAR | |
276 | ); | |
277 | ||
278 | if (vgl->scaled != NULL) | |
279 | g_object_unref(vgl->scaled); | |
280 | ||
281 | vgl->scaled = pixbuf; | |
282 | vgl->scaled_width = layer_width; | |
283 | vgl->scaled_height = layer_height; | |
284 | } | |
285 | } | |
286 | ||
287 | guint width = vik_viewport_get_width(vp), height = vik_viewport_get_height(vp); | |
288 | gint32 x, y; | |
289 | vgl->corner.zone = utm_middle.zone; | |
290 | vgl->corner.letter = utm_middle.letter; | |
291 | VikCoord corner_coord; | |
292 | vik_coord_load_from_utm ( &corner_coord, vik_viewport_get_coord_mode(vp), &(vgl->corner) ); | |
293 | vik_viewport_coord_to_screen ( vp, &corner_coord, &x, &y ); | |
294 | if ( (x < 0 || x < width) && (y < 0 || y < height) && x+layer_width > 0 && y+layer_height > 0 ) | |
295 | vik_viewport_draw_pixbuf ( vp, pixbuf, 0, 0, x, y, layer_width, layer_height ); /* todo: draw only what we need to. */ | |
296 | } | |
297 | } | |
298 | ||
299 | static void georef_layer_free ( VikGeorefLayer *vgl ) | |
300 | { | |
301 | if ( vgl->image != NULL ) | |
302 | g_free ( vgl->image ); | |
303 | if ( vgl->scaled != NULL ) | |
304 | g_object_unref ( vgl->scaled ); | |
305 | } | |
306 | ||
307 | VikGeorefLayer *georef_layer_create ( VikViewport *vp ) | |
308 | { | |
309 | return georef_layer_new (); | |
310 | } | |
311 | ||
312 | gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ) | |
313 | { | |
314 | return georef_layer_dialog ( &vgl, vp, VIK_GTK_WINDOW_FROM_WIDGET(vp) ); | |
315 | } | |
316 | ||
317 | static void georef_layer_load_image ( VikGeorefLayer *vgl ) | |
318 | { | |
319 | GError *gx = NULL; | |
320 | if ( vgl->image == NULL ) | |
321 | return; | |
322 | ||
323 | if ( vgl->pixbuf ) | |
324 | g_object_unref ( G_OBJECT(vgl->pixbuf) ); | |
325 | if ( vgl->scaled ) | |
326 | { | |
327 | g_object_unref ( G_OBJECT(vgl->scaled) ); | |
328 | vgl->scaled = NULL; | |
329 | } | |
330 | ||
331 | vgl->pixbuf = gdk_pixbuf_new_from_file ( vgl->image, &gx ); | |
332 | ||
333 | if (gx) | |
334 | { | |
335 | g_warning ( _("Couldn't open image file: %s"), gx->message ); | |
336 | g_error_free ( gx ); | |
337 | } | |
338 | else | |
339 | { | |
340 | vgl->width = gdk_pixbuf_get_width ( vgl->pixbuf ); | |
341 | vgl->height = gdk_pixbuf_get_height ( vgl->pixbuf ); | |
342 | } | |
343 | ||
344 | /* should find length and width here too */ | |
345 | } | |
346 | ||
347 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ) | |
348 | { | |
349 | if ( vgl->image ) | |
350 | g_free ( vgl->image ); | |
351 | if ( vgl->scaled ) | |
352 | { | |
353 | g_object_unref ( vgl->scaled ); | |
354 | vgl->scaled = NULL; | |
355 | } | |
356 | if ( image == NULL ) | |
357 | vgl->image = NULL; | |
358 | vgl->image = g_strdup ( image ); | |
359 | } | |
360 | ||
361 | static gboolean world_file_read_line ( gchar *buffer, gint size, FILE *f, GtkWidget *widget, gboolean use_value ) | |
362 | { | |
363 | if (!fgets ( buffer, 1024, f )) | |
364 | { | |
365 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(widget), _("Unexpected end of file reading World file.") ); | |
366 | g_free ( buffer ); | |
367 | fclose ( f ); | |
368 | f = NULL; | |
369 | return FALSE; | |
370 | } | |
371 | if ( use_value ) | |
372 | { | |
373 | gdouble val = g_strtod ( buffer, NULL ); | |
374 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(widget), val > 0 ? val : -val ); | |
375 | } | |
376 | return TRUE; | |
377 | } | |
378 | ||
379 | static void georef_layer_dialog_load ( GtkWidget *pass_along[4] ) | |
380 | { | |
381 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), | |
382 | NULL, | |
383 | GTK_FILE_CHOOSER_ACTION_OPEN, | |
384 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
385 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
386 | NULL); | |
387 | ||
388 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
389 | { | |
390 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "r" ); | |
391 | gtk_widget_destroy ( file_selector ); | |
392 | if ( !f ) | |
393 | { | |
394 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]), _("The World file you requested could not be opened for reading.") ); | |
395 | return; | |
396 | } | |
397 | else | |
398 | { | |
399 | gchar *buffer = g_malloc ( 1024 * sizeof(gchar) ); | |
400 | if ( world_file_read_line ( buffer, 1024, f, pass_along[0], TRUE ) && world_file_read_line ( buffer, 1024, f, pass_along[0], FALSE) | |
401 | && world_file_read_line ( buffer, 1024, f, pass_along[0], FALSE ) && world_file_read_line ( buffer, 1024, f, pass_along[1], TRUE) | |
402 | && world_file_read_line ( buffer, 1024, f, pass_along[2], TRUE ) && world_file_read_line ( buffer, 1024, f, pass_along[3], TRUE ) ) | |
403 | { | |
404 | g_free ( buffer ); | |
405 | fclose ( f ); | |
406 | f = NULL; | |
407 | } | |
408 | } | |
409 | } | |
410 | else | |
411 | gtk_widget_destroy ( file_selector ); | |
412 | /* do your jazz | |
413 | We need a | |
414 | file selection dialog | |
415 | file opener for reading, if NULL, send error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]) ) | |
416 | does that catch directories too? | |
417 | read lines -- if not enough lines, give error. | |
418 | if anything outside, give error. define range with #define CONSTANTS | |
419 | put 'em in thar widgets, and that's it. | |
420 | */ | |
421 | } | |
422 | ||
423 | static void georef_layer_export_params ( gpointer *pass_along[2] ) | |
424 | { | |
425 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER(pass_along[0]); | |
426 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), | |
427 | NULL, | |
428 | GTK_FILE_CHOOSER_ACTION_SAVE, | |
429 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
430 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
431 | NULL); | |
432 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
433 | { | |
434 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "w" ); | |
435 | ||
436 | gtk_widget_destroy ( file_selector ); | |
437 | if ( !f ) | |
438 | { | |
439 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]), _("The file you requested could not be opened for writing.") ); | |
440 | return; | |
441 | } | |
442 | else | |
443 | { | |
444 | fprintf ( f, "%f\n%f\n%f\n%f\n%f\n%f\n", vgl->mpp_easting, vgl->mpp_northing, 0.0, 0.0, vgl->corner.easting, vgl->corner.northing ); | |
445 | fclose ( f ); | |
446 | f = NULL; | |
447 | } | |
448 | } | |
449 | else | |
450 | gtk_widget_destroy ( file_selector ); | |
451 | } | |
452 | ||
453 | /* returns TRUE if OK was pressed. */ | |
454 | static gboolean georef_layer_dialog ( VikGeorefLayer **vgl, gpointer vp, GtkWindow *w ) | |
455 | { | |
456 | GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Layer Properties"), | |
457 | w, | |
458 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | |
459 | GTK_STOCK_CANCEL, | |
460 | GTK_RESPONSE_REJECT, | |
461 | GTK_STOCK_OK, | |
462 | GTK_RESPONSE_ACCEPT, | |
463 | NULL ); | |
464 | /* Default to reject as user really needs to specify map file first */ | |
465 | gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
466 | GtkWidget *response_w = NULL; | |
467 | #if GTK_CHECK_VERSION (2, 20, 0) | |
468 | response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
469 | #endif | |
470 | GtkWidget *table, *wfp_hbox, *wfp_label, *wfp_button, *ce_label, *ce_spin, *cn_label, *cn_spin, *xlabel, *xspin, *ylabel, *yspin, *imagelabel, *imageentry; | |
471 | ||
472 | GtkWidget *pass_along[4]; | |
473 | ||
474 | table = gtk_table_new ( 6, 2, FALSE ); | |
475 | gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), table, TRUE, TRUE, 0 ); | |
476 | ||
477 | wfp_hbox = gtk_hbox_new ( FALSE, 0 ); | |
478 | wfp_label = gtk_label_new ( _("World File Parameters:") ); | |
479 | wfp_button = gtk_button_new_with_label ( _("Load From File...") ); | |
480 | ||
481 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_label, TRUE, TRUE, 0 ); | |
482 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_button, FALSE, FALSE, 3 ); | |
483 | ||
484 | ce_label = gtk_label_new ( _("Corner pixel easting:") ); | |
485 | ce_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 1500000.0, 1, 5, 0 ), 1, 4 ); | |
486 | gtk_widget_set_tooltip_text ( GTK_WIDGET(ce_spin), _("the UTM \"easting\" value of the upper-right corner pixel of the map") ); | |
487 | ||
488 | cn_label = gtk_label_new ( _("Corner pixel northing:") ); | |
489 | cn_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 9000000.0, 1, 5, 0 ), 1, 4 ); | |
490 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cn_spin), _("the UTM \"northing\" value of the upper-right corner pixel of the map") ); | |
491 | ||
492 | xlabel = gtk_label_new ( _("X (easting) scale (mpp): ")); | |
493 | ylabel = gtk_label_new ( _("Y (northing) scale (mpp): ")); | |
494 | ||
495 | xspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); | |
496 | gtk_widget_set_tooltip_text ( GTK_WIDGET(xspin), _("the scale of the map in the X direction (meters per pixel)") ); | |
497 | yspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); | |
498 | gtk_widget_set_tooltip_text ( GTK_WIDGET(yspin), _("the scale of the map in the Y direction (meters per pixel)") ); | |
499 | ||
500 | imagelabel = gtk_label_new ( _("Map Image:") ); | |
501 | imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN); | |
502 | ||
503 | if (*vgl) | |
504 | { | |
505 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(ce_spin), (*vgl)->corner.easting ); | |
506 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cn_spin), (*vgl)->corner.northing ); | |
507 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(xspin), (*vgl)->mpp_easting ); | |
508 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(yspin), (*vgl)->mpp_northing ); | |
509 | if ( (*vgl)->image ) | |
510 | vik_file_entry_set_filename ( VIK_FILE_ENTRY(imageentry), (*vgl)->image ); | |
511 | } | |
512 | else | |
513 | { | |
514 | VikCoord corner_coord; | |
515 | struct UTM utm; | |
516 | vik_viewport_screen_to_coord ( VIK_VIEWPORT(vp), 0, 0, &corner_coord ); | |
517 | vik_coord_to_utm ( &corner_coord, &utm ); | |
518 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(ce_spin), utm.easting ); | |
519 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cn_spin), utm.northing ); | |
520 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(xspin), vik_viewport_get_xmpp ( VIK_VIEWPORT(vp) ) ); | |
521 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(yspin), vik_viewport_get_ympp ( VIK_VIEWPORT(vp) ) ); | |
522 | } | |
523 | ||
524 | gtk_table_attach_defaults ( GTK_TABLE(table), imagelabel, 0, 1, 0, 1 ); | |
525 | gtk_table_attach_defaults ( GTK_TABLE(table), imageentry, 1, 2, 0, 1 ); | |
526 | gtk_table_attach_defaults ( GTK_TABLE(table), wfp_hbox, 0, 2, 1, 2 ); | |
527 | gtk_table_attach_defaults ( GTK_TABLE(table), xlabel, 0, 1, 2, 3 ); | |
528 | gtk_table_attach_defaults ( GTK_TABLE(table), xspin, 1, 2, 2, 3 ); | |
529 | gtk_table_attach_defaults ( GTK_TABLE(table), ylabel, 0, 1, 3, 4 ); | |
530 | gtk_table_attach_defaults ( GTK_TABLE(table), yspin, 1, 2, 3, 4 ); | |
531 | gtk_table_attach_defaults ( GTK_TABLE(table), ce_label, 0, 1, 4, 5 ); | |
532 | gtk_table_attach_defaults ( GTK_TABLE(table), ce_spin, 1, 2, 4, 5 ); | |
533 | gtk_table_attach_defaults ( GTK_TABLE(table), cn_label, 0, 1, 5, 6 ); | |
534 | gtk_table_attach_defaults ( GTK_TABLE(table), cn_spin, 1, 2, 5, 6 ); | |
535 | ||
536 | pass_along[0] = xspin; | |
537 | pass_along[1] = yspin; | |
538 | pass_along[2] = ce_spin; | |
539 | pass_along[3] = cn_spin; | |
540 | g_signal_connect_swapped ( G_OBJECT(wfp_button), "clicked", G_CALLBACK(georef_layer_dialog_load), pass_along ); | |
541 | ||
542 | if ( response_w ) | |
543 | gtk_widget_grab_focus ( response_w ); | |
544 | ||
545 | gtk_widget_show_all ( table ); | |
546 | ||
547 | if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT ) | |
548 | { | |
549 | if (! *vgl) | |
550 | { | |
551 | *vgl = georef_layer_new (); | |
552 | vik_layer_rename ( VIK_LAYER(*vgl), vik_georef_layer_interface.name ); | |
553 | } | |
554 | (*vgl)->corner.easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(ce_spin) ); | |
555 | (*vgl)->corner.northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cn_spin) ); | |
556 | (*vgl)->mpp_easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(xspin) ); | |
557 | (*vgl)->mpp_northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(yspin) ); | |
558 | if ( (!(*vgl)->image) || strcmp( (*vgl)->image, vik_file_entry_get_filename(VIK_FILE_ENTRY(imageentry)) ) != 0 ) | |
559 | { | |
560 | georef_layer_set_image ( *vgl, vik_file_entry_get_filename(VIK_FILE_ENTRY(imageentry)) ); | |
561 | georef_layer_load_image ( *vgl ); | |
562 | } | |
563 | ||
564 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
565 | return TRUE; | |
566 | } | |
567 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
568 | return FALSE; | |
569 | } | |
570 | ||
571 | static void georef_layer_zoom_to_fit ( gpointer vgl_vlp[2] ) | |
572 | { | |
573 | vik_viewport_set_xmpp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_easting ); | |
574 | vik_viewport_set_ympp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_northing ); | |
575 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
576 | } | |
577 | ||
578 | static void georef_layer_goto_center ( gpointer vgl_vlp[2] ) | |
579 | { | |
580 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( vgl_vlp[0] ); | |
581 | VikViewport *vp = vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])); | |
582 | struct UTM utm; | |
583 | VikCoord coord; | |
584 | ||
585 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm ); | |
586 | ||
587 | utm.easting = vgl->corner.easting + (vgl->width * vgl->mpp_easting / 2); /* only an approximation */ | |
588 | utm.northing = vgl->corner.northing - (vgl->height * vgl->mpp_northing / 2); | |
589 | ||
590 | vik_coord_load_from_utm ( &coord, vik_viewport_get_coord_mode ( vp ), &utm ); | |
591 | vik_viewport_set_center_coord ( vp, &coord ); | |
592 | ||
593 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
594 | } | |
595 | ||
596 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ) | |
597 | { | |
598 | static gpointer pass_along[2]; | |
599 | GtkWidget *item; | |
600 | pass_along[0] = vgl; | |
601 | pass_along[1] = vlp; | |
602 | ||
603 | item = gtk_menu_item_new(); | |
604 | gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item ); | |
605 | gtk_widget_show ( item ); | |
606 | ||
607 | /* Now with icons */ | |
608 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Zoom to Fit Map") ); | |
609 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_ZOOM_FIT, GTK_ICON_SIZE_MENU) ); | |
610 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_zoom_to_fit), pass_along ); | |
611 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
612 | gtk_widget_show ( item ); | |
613 | ||
614 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Goto Map Center") ); | |
615 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_JUMP_TO, GTK_ICON_SIZE_MENU) ); | |
616 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_goto_center), pass_along ); | |
617 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
618 | gtk_widget_show ( item ); | |
619 | ||
620 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Export to World File") ); | |
621 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_HARDDISK, GTK_ICON_SIZE_MENU) ); | |
622 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_export_params), pass_along ); | |
623 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
624 | gtk_widget_show ( item ); | |
625 | } | |
626 | ||
627 | ||
628 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp) | |
629 | { | |
630 | return vvp; | |
631 | } | |
632 | ||
633 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) | |
634 | { | |
635 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) | |
636 | return FALSE; | |
637 | ||
638 | if ( vgl->click_x != -1 ) | |
639 | { | |
640 | vgl->corner.easting += (event->x - vgl->click_x) * vik_viewport_get_xmpp (vvp); | |
641 | vgl->corner.northing -= (event->y - vgl->click_y) * vik_viewport_get_ympp (vvp); | |
642 | vik_layer_emit_update ( VIK_LAYER(vgl), FALSE ); | |
643 | return TRUE; | |
644 | } | |
645 | return FALSE; /* I didn't move anything on this layer! */ | |
646 | } | |
647 | ||
648 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp) | |
649 | { | |
650 | return vvp; | |
651 | } | |
652 | ||
653 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) | |
654 | { | |
655 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) | |
656 | return FALSE; | |
657 | if ( event->button == 1 ) | |
658 | { | |
659 | if ( vgl->mpp_easting < (VIK_VIEWPORT_MAX_ZOOM / 1.05) && vgl->mpp_northing < (VIK_VIEWPORT_MAX_ZOOM / 1.05) ) | |
660 | { | |
661 | vgl->mpp_easting *= 1.01; | |
662 | vgl->mpp_northing *= 1.01; | |
663 | } | |
664 | } | |
665 | else | |
666 | { | |
667 | if ( vgl->mpp_easting > (VIK_VIEWPORT_MIN_ZOOM * 1.05) && vgl->mpp_northing > (VIK_VIEWPORT_MIN_ZOOM * 1.05) ) | |
668 | { | |
669 | vgl->mpp_easting /= 1.01; | |
670 | vgl->mpp_northing /= 1.01; | |
671 | } | |
672 | } | |
673 | vik_viewport_set_xmpp ( vvp, vgl->mpp_easting ); | |
674 | vik_viewport_set_ympp ( vvp, vgl->mpp_northing ); | |
675 | vik_layer_emit_update ( VIK_LAYER(vgl), FALSE ); | |
676 | return TRUE; | |
677 | } | |
678 | ||
679 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) | |
680 | { | |
681 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) | |
682 | return FALSE; | |
683 | vgl->click_x = event->x; | |
684 | vgl->click_y = event->y; | |
685 | return TRUE; | |
686 | } |