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Commit | Line | Data |
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50a14534 EB |
1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
4c77d5e0 GB |
22 | #ifdef HAVE_CONFIG_H |
23 | #include "config.h" | |
24 | #endif | |
25 | ||
50a14534 | 26 | #include "viking.h" |
a0008235 | 27 | #include <glib.h> |
6af463da | 28 | #include <glib/gstdio.h> |
4c77d5e0 | 29 | #include <glib/gi18n.h> |
7960e897 | 30 | #include <string.h> |
be75ec20 MR |
31 | #include <math.h> |
32 | #include <stdlib.h> | |
50a14534 | 33 | |
bce3a7b0 | 34 | #include "icons/icons.h" |
a7023a1b | 35 | /* |
a7023a1b RN |
36 | static VikLayerParamData image_default ( void ) |
37 | { | |
38 | VikLayerParamData data; | |
39 | data.s = g_strdup (""); | |
40 | return data; | |
41 | } | |
a7023a1b | 42 | */ |
bce3a7b0 | 43 | |
50a14534 | 44 | VikLayerParam georef_layer_params[] = { |
a7023a1b RN |
45 | { VIK_LAYER_GEOREF, "image", VIK_LAYER_PARAM_STRING, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL }, |
46 | { VIK_LAYER_GEOREF, "corner_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL }, | |
47 | { VIK_LAYER_GEOREF, "corner_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL }, | |
48 | { VIK_LAYER_GEOREF, "mpp_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL }, | |
49 | { VIK_LAYER_GEOREF, "mpp_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL }, | |
50a14534 EB |
50 | }; |
51 | ||
52 | enum { PARAM_IMAGE = 0, PARAM_CE, PARAM_CN, PARAM_ME, PARAM_MN, NUM_PARAMS }; | |
53 | ||
e6b64c5d | 54 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ); |
0a6cab71 AF |
55 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ); |
56 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ); | |
158b3642 RN |
57 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ); |
58 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ); | |
a7023a1b | 59 | static VikGeorefLayer *georef_layer_new ( VikViewport *vvp ); |
a6b90ba4 | 60 | static VikGeorefLayer *georef_layer_create ( VikViewport *vp ); |
50a14534 | 61 | static void georef_layer_free ( VikGeorefLayer *vgl ); |
a6b90ba4 | 62 | static gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ); |
fd22ce3e | 63 | static void georef_layer_draw ( VikGeorefLayer *vgl, VikViewport *vp ); |
50a14534 EB |
64 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ); |
65 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ); | |
66 | static gboolean georef_layer_dialog ( VikGeorefLayer **vgl, gpointer vp, GtkWindow *w ); | |
fd22ce3e | 67 | static void georef_layer_load_image ( VikGeorefLayer *vgl, VikViewport *vp, gboolean from_file ); |
941aa6e9 AF |
68 | |
69 | /* tools */ | |
70 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp); | |
50a14534 EB |
71 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); |
72 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); | |
941aa6e9 | 73 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp); |
50a14534 EB |
74 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); |
75 | ||
79dce0cb | 76 | // See comment in viktrwlayer.c for advice on values used |
50a14534 | 77 | static VikToolInterface georef_tools[] = { |
79dce0cb RN |
78 | { { "GeorefMoveMap", "vik-icon-Georef Move Map", N_("_Georef Move Map"), NULL, N_("Georef Move Map"), 0 }, |
79 | (VikToolConstructorFunc) georef_layer_move_create, NULL, NULL, NULL, | |
bce3a7b0 | 80 | (VikToolMouseFunc) georef_layer_move_press, NULL, (VikToolMouseFunc) georef_layer_move_release, |
ef5e8132 RN |
81 | (VikToolKeyFunc) NULL, |
82 | FALSE, | |
83 | GDK_CURSOR_IS_PIXMAP, &cursor_geomove_pixbuf }, | |
941aa6e9 | 84 | |
79dce0cb RN |
85 | { { "GeorefZoomTool", "vik-icon-Georef Zoom Tool", N_("Georef Z_oom Tool"), NULL, N_("Georef Zoom Tool"), 0 }, |
86 | (VikToolConstructorFunc) georef_layer_zoom_create, NULL, NULL, NULL, | |
bce3a7b0 | 87 | (VikToolMouseFunc) georef_layer_zoom_press, NULL, NULL, |
ef5e8132 RN |
88 | (VikToolKeyFunc) NULL, |
89 | FALSE, | |
90 | GDK_CURSOR_IS_PIXMAP, &cursor_geozoom_pixbuf }, | |
50a14534 EB |
91 | }; |
92 | ||
93 | VikLayerInterface vik_georef_layer_interface = { | |
db386630 | 94 | "GeoRef Map", |
affcc0f2 | 95 | N_("GeoRef Map"), |
75078768 | 96 | NULL, |
5bfafde9 | 97 | &vikgeoreflayer_pixbuf, /*icon */ |
50a14534 EB |
98 | |
99 | georef_tools, | |
100 | sizeof(georef_tools) / sizeof(VikToolInterface), | |
101 | ||
102 | georef_layer_params, | |
103 | NUM_PARAMS, | |
104 | NULL, | |
105 | 0, | |
106 | ||
5a4a28bf QT |
107 | VIK_MENU_ITEM_ALL, |
108 | ||
50a14534 EB |
109 | (VikLayerFuncCreate) georef_layer_create, |
110 | (VikLayerFuncRealize) NULL, | |
111 | (VikLayerFuncPostRead) georef_layer_load_image, | |
112 | (VikLayerFuncFree) georef_layer_free, | |
113 | ||
114 | (VikLayerFuncProperties) georef_layer_properties, | |
115 | (VikLayerFuncDraw) georef_layer_draw, | |
116 | (VikLayerFuncChangeCoordMode) NULL, | |
117 | ||
20c7a3a0 QT |
118 | (VikLayerFuncSetMenuItemsSelection) NULL, |
119 | (VikLayerFuncGetMenuItemsSelection) NULL, | |
120 | ||
50a14534 EB |
121 | (VikLayerFuncAddMenuItems) georef_layer_add_menu_items, |
122 | (VikLayerFuncSublayerAddMenuItems) NULL, | |
123 | ||
124 | (VikLayerFuncSublayerRenameRequest) NULL, | |
125 | (VikLayerFuncSublayerToggleVisible) NULL, | |
9da7faf2 | 126 | (VikLayerFuncSublayerTooltip) NULL, |
e6b64c5d | 127 | (VikLayerFuncLayerTooltip) georef_layer_tooltip, |
a5dcfdb7 | 128 | (VikLayerFuncLayerSelected) NULL, |
50a14534 | 129 | |
0a6cab71 AF |
130 | (VikLayerFuncMarshall) georef_layer_marshall, |
131 | (VikLayerFuncUnmarshall) georef_layer_unmarshall, | |
50a14534 EB |
132 | |
133 | (VikLayerFuncSetParam) georef_layer_set_param, | |
134 | (VikLayerFuncGetParam) georef_layer_get_param, | |
135 | ||
136 | (VikLayerFuncReadFileData) NULL, | |
137 | (VikLayerFuncWriteFileData) NULL, | |
138 | ||
33534cd8 | 139 | (VikLayerFuncDeleteItem) NULL, |
d5874ef9 | 140 | (VikLayerFuncCutItem) NULL, |
50a14534 EB |
141 | (VikLayerFuncCopyItem) NULL, |
142 | (VikLayerFuncPasteItem) NULL, | |
143 | (VikLayerFuncFreeCopiedItem) NULL, | |
70a23263 | 144 | (VikLayerFuncDragDropRequest) NULL, |
77ad64fa RN |
145 | |
146 | (VikLayerFuncSelectClick) NULL, | |
08f14055 RN |
147 | (VikLayerFuncSelectMove) NULL, |
148 | (VikLayerFuncSelectRelease) NULL, | |
e46f259a | 149 | (VikLayerFuncSelectedViewportMenu) NULL, |
50a14534 EB |
150 | }; |
151 | ||
152 | struct _VikGeorefLayer { | |
153 | VikLayer vl; | |
154 | gchar *image; | |
155 | GdkPixbuf *pixbuf; | |
156 | struct UTM corner; | |
157 | gdouble mpp_easting, mpp_northing; | |
158 | guint width, height; | |
159 | ||
f3505ea3 MR |
160 | GdkPixbuf *scaled; |
161 | guint32 scaled_width, scaled_height; | |
162 | ||
50a14534 EB |
163 | gint click_x, click_y; |
164 | }; | |
165 | ||
166 | ||
167 | ||
168 | GType vik_georef_layer_get_type () | |
169 | { | |
170 | static GType vgl_type = 0; | |
171 | ||
172 | if (!vgl_type) | |
173 | { | |
174 | static const GTypeInfo vgl_info = | |
175 | { | |
176 | sizeof (VikGeorefLayerClass), | |
177 | NULL, /* base_init */ | |
178 | NULL, /* base_finalize */ | |
179 | NULL, /* class init */ | |
180 | NULL, /* class_finalize */ | |
181 | NULL, /* class_data */ | |
182 | sizeof (VikGeorefLayer), | |
183 | 0, | |
184 | NULL /* instance init */ | |
185 | }; | |
186 | vgl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikGeorefLayer", &vgl_info, 0 ); | |
187 | } | |
188 | ||
189 | return vgl_type; | |
190 | } | |
191 | ||
e6b64c5d RN |
192 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ) |
193 | { | |
194 | return vgl->image; | |
195 | } | |
196 | ||
0a6cab71 AF |
197 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ) |
198 | { | |
199 | vik_layer_marshall_params ( VIK_LAYER(vgl), data, len ); | |
200 | } | |
201 | ||
202 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ) | |
203 | { | |
a7023a1b | 204 | VikGeorefLayer *rv = georef_layer_new ( vvp ); |
0a6cab71 AF |
205 | vik_layer_unmarshall_params ( VIK_LAYER(rv), data, len, vvp ); |
206 | if (rv->image) { | |
fd22ce3e | 207 | georef_layer_load_image ( rv, vvp, TRUE ); |
0a6cab71 AF |
208 | } |
209 | return rv; | |
210 | } | |
211 | ||
158b3642 | 212 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ) |
50a14534 EB |
213 | { |
214 | switch ( id ) | |
215 | { | |
216 | case PARAM_IMAGE: georef_layer_set_image ( vgl, data.s ); break; | |
217 | case PARAM_CN: vgl->corner.northing = data.d; break; | |
218 | case PARAM_CE: vgl->corner.easting = data.d; break; | |
219 | case PARAM_MN: vgl->mpp_northing = data.d; break; | |
220 | case PARAM_ME: vgl->mpp_easting = data.d; break; | |
221 | } | |
222 | return TRUE; | |
223 | } | |
224 | ||
158b3642 | 225 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ) |
50a14534 EB |
226 | { |
227 | VikLayerParamData rv; | |
228 | switch ( id ) | |
229 | { | |
230 | case PARAM_IMAGE: rv.s = vgl->image ? vgl->image : ""; break; | |
231 | case PARAM_CN: rv.d = vgl->corner.northing; break; | |
232 | case PARAM_CE: rv.d = vgl->corner.easting; break; | |
233 | case PARAM_MN: rv.d = vgl->mpp_northing; break; | |
234 | case PARAM_ME: rv.d = vgl->mpp_easting; break; | |
235 | } | |
236 | return rv; | |
237 | } | |
238 | ||
a7023a1b | 239 | static VikGeorefLayer *georef_layer_new ( VikViewport *vvp ) |
50a14534 EB |
240 | { |
241 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( g_object_new ( VIK_GEOREF_LAYER_TYPE, NULL ) ); | |
a0c65899 | 242 | vik_layer_set_type ( VIK_LAYER(vgl), VIK_LAYER_GEOREF ); |
50a14534 | 243 | |
a7023a1b RN |
244 | // Since GeoRef layer doesn't use uibuilder |
245 | // initializing this way won't do anything yet.. | |
246 | vik_layer_set_defaults ( VIK_LAYER(vgl), vvp ); | |
247 | ||
26342bd8 RN |
248 | // Make these defaults based on the current view |
249 | vgl->mpp_northing = vik_viewport_get_ympp ( vvp ); | |
250 | vgl->mpp_easting = vik_viewport_get_xmpp ( vvp ); | |
251 | vik_coord_to_utm ( vik_viewport_get_center ( vvp ), &(vgl->corner) ); | |
252 | ||
50a14534 EB |
253 | vgl->image = NULL; |
254 | vgl->pixbuf = NULL; | |
255 | vgl->click_x = -1; | |
256 | vgl->click_y = -1; | |
f3505ea3 MR |
257 | vgl->scaled = NULL; |
258 | vgl->scaled_width = 0; | |
259 | vgl->scaled_height = 0; | |
50a14534 EB |
260 | return vgl; |
261 | } | |
262 | ||
fd22ce3e | 263 | static void georef_layer_draw ( VikGeorefLayer *vgl, VikViewport *vp ) |
50a14534 | 264 | { |
fd22ce3e RN |
265 | if ( vik_viewport_get_drawmode(vp) != VIK_VIEWPORT_DRAWMODE_UTM ) |
266 | return; | |
267 | ||
50a14534 EB |
268 | if ( vgl->pixbuf ) |
269 | { | |
50a14534 EB |
270 | struct UTM utm_middle; |
271 | gdouble xmpp = vik_viewport_get_xmpp(vp), ympp = vik_viewport_get_ympp(vp); | |
be75ec20 MR |
272 | GdkPixbuf *pixbuf = vgl->pixbuf; |
273 | guint layer_width = vgl->width; | |
274 | guint layer_height = vgl->height; | |
275 | ||
50a14534 EB |
276 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm_middle ); |
277 | ||
be75ec20 MR |
278 | guint width = vik_viewport_get_width(vp), height = vik_viewport_get_height(vp); |
279 | gint32 x, y; | |
280 | vgl->corner.zone = utm_middle.zone; | |
281 | vgl->corner.letter = utm_middle.letter; | |
282 | VikCoord corner_coord; | |
283 | vik_coord_load_from_utm ( &corner_coord, vik_viewport_get_coord_mode(vp), &(vgl->corner) ); | |
284 | vik_viewport_coord_to_screen ( vp, &corner_coord, &x, &y ); | |
1b4b9e3b RN |
285 | |
286 | /* mark to scale the pixbuf if it doesn't match our dimensions */ | |
287 | gboolean scale = FALSE; | |
288 | if ( xmpp != vgl->mpp_easting || ympp != vgl->mpp_northing ) | |
289 | { | |
290 | scale = TRUE; | |
291 | layer_width = round(vgl->width * vgl->mpp_easting / xmpp); | |
292 | layer_height = round(vgl->height * vgl->mpp_northing / ympp); | |
293 | } | |
294 | ||
295 | // If image not in viewport bounds - no need to draw it (or bother with any scaling) | |
296 | if ( (x < 0 || x < width) && (y < 0 || y < height) && x+layer_width > 0 && y+layer_height > 0 ) { | |
297 | ||
298 | if ( scale ) | |
299 | { | |
300 | /* rescale if necessary */ | |
301 | if (layer_width == vgl->scaled_width && layer_height == vgl->scaled_height && vgl->scaled != NULL) | |
302 | pixbuf = vgl->scaled; | |
303 | else | |
304 | { | |
305 | pixbuf = gdk_pixbuf_scale_simple( | |
306 | vgl->pixbuf, | |
307 | layer_width, | |
308 | layer_height, | |
309 | GDK_INTERP_BILINEAR | |
310 | ); | |
311 | ||
312 | if (vgl->scaled != NULL) | |
313 | g_object_unref(vgl->scaled); | |
314 | ||
315 | vgl->scaled = pixbuf; | |
316 | vgl->scaled_width = layer_width; | |
317 | vgl->scaled_height = layer_height; | |
318 | } | |
319 | } | |
be75ec20 | 320 | vik_viewport_draw_pixbuf ( vp, pixbuf, 0, 0, x, y, layer_width, layer_height ); /* todo: draw only what we need to. */ |
1b4b9e3b | 321 | } |
50a14534 EB |
322 | } |
323 | } | |
324 | ||
325 | static void georef_layer_free ( VikGeorefLayer *vgl ) | |
326 | { | |
327 | if ( vgl->image != NULL ) | |
328 | g_free ( vgl->image ); | |
f3505ea3 MR |
329 | if ( vgl->scaled != NULL ) |
330 | g_object_unref ( vgl->scaled ); | |
50a14534 EB |
331 | } |
332 | ||
a6b90ba4 | 333 | static VikGeorefLayer *georef_layer_create ( VikViewport *vp ) |
50a14534 | 334 | { |
a7023a1b | 335 | return georef_layer_new ( vp ); |
50a14534 EB |
336 | } |
337 | ||
a6b90ba4 | 338 | static gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ) |
50a14534 EB |
339 | { |
340 | return georef_layer_dialog ( &vgl, vp, VIK_GTK_WINDOW_FROM_WIDGET(vp) ); | |
341 | } | |
342 | ||
fd22ce3e | 343 | static void georef_layer_load_image ( VikGeorefLayer *vgl, VikViewport *vp, gboolean from_file ) |
50a14534 EB |
344 | { |
345 | GError *gx = NULL; | |
346 | if ( vgl->image == NULL ) | |
347 | return; | |
348 | ||
349 | if ( vgl->pixbuf ) | |
350 | g_object_unref ( G_OBJECT(vgl->pixbuf) ); | |
f3505ea3 MR |
351 | if ( vgl->scaled ) |
352 | { | |
353 | g_object_unref ( G_OBJECT(vgl->scaled) ); | |
354 | vgl->scaled = NULL; | |
355 | } | |
50a14534 EB |
356 | |
357 | vgl->pixbuf = gdk_pixbuf_new_from_file ( vgl->image, &gx ); | |
358 | ||
359 | if (gx) | |
360 | { | |
28424566 RN |
361 | if ( !from_file ) |
362 | a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(vp), _("Couldn't open image file: %s"), gx->message ); | |
50a14534 EB |
363 | g_error_free ( gx ); |
364 | } | |
365 | else | |
366 | { | |
367 | vgl->width = gdk_pixbuf_get_width ( vgl->pixbuf ); | |
368 | vgl->height = gdk_pixbuf_get_height ( vgl->pixbuf ); | |
369 | } | |
370 | ||
fd22ce3e RN |
371 | if ( !from_file ) |
372 | { | |
373 | if ( vik_viewport_get_drawmode(vp) != VIK_VIEWPORT_DRAWMODE_UTM ) | |
374 | { | |
375 | a_dialog_warning_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vp), | |
376 | _("GeoRef map cannot be displayed in the current drawmode.\nSelect \"UTM Mode\" from View menu to view it.") ); | |
377 | } | |
378 | } | |
50a14534 EB |
379 | /* should find length and width here too */ |
380 | } | |
381 | ||
382 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ) | |
383 | { | |
384 | if ( vgl->image ) | |
385 | g_free ( vgl->image ); | |
f3505ea3 MR |
386 | if ( vgl->scaled ) |
387 | { | |
388 | g_object_unref ( vgl->scaled ); | |
389 | vgl->scaled = NULL; | |
390 | } | |
50a14534 EB |
391 | if ( image == NULL ) |
392 | vgl->image = NULL; | |
393 | vgl->image = g_strdup ( image ); | |
394 | } | |
395 | ||
396 | static gboolean world_file_read_line ( gchar *buffer, gint size, FILE *f, GtkWidget *widget, gboolean use_value ) | |
397 | { | |
398 | if (!fgets ( buffer, 1024, f )) | |
399 | { | |
4c77d5e0 | 400 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(widget), _("Unexpected end of file reading World file.") ); |
50a14534 EB |
401 | g_free ( buffer ); |
402 | fclose ( f ); | |
8c060406 | 403 | f = NULL; |
50a14534 EB |
404 | return FALSE; |
405 | } | |
406 | if ( use_value ) | |
407 | { | |
a0008235 | 408 | gdouble val = g_strtod ( buffer, NULL ); |
50a14534 EB |
409 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(widget), val > 0 ? val : -val ); |
410 | } | |
411 | return TRUE; | |
412 | } | |
413 | ||
414 | static void georef_layer_dialog_load ( GtkWidget *pass_along[4] ) | |
415 | { | |
6e4a49aa MA |
416 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), |
417 | NULL, | |
418 | GTK_FILE_CHOOSER_ACTION_OPEN, | |
419 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
420 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
421 | NULL); | |
422 | ||
423 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
50a14534 | 424 | { |
8c060406 | 425 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "r" ); |
50a14534 EB |
426 | gtk_widget_destroy ( file_selector ); |
427 | if ( !f ) | |
428 | { | |
4c77d5e0 | 429 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]), _("The World file you requested could not be opened for reading.") ); |
50a14534 EB |
430 | return; |
431 | } | |
432 | else | |
433 | { | |
434 | gchar *buffer = g_malloc ( 1024 * sizeof(gchar) ); | |
0b647b0b MA |
435 | if ( world_file_read_line ( buffer, 1024, f, pass_along[0], TRUE ) && world_file_read_line ( buffer, 1024, f, pass_along[0], FALSE) |
436 | && world_file_read_line ( buffer, 1024, f, pass_along[0], FALSE ) && world_file_read_line ( buffer, 1024, f, pass_along[1], TRUE) | |
50a14534 EB |
437 | && world_file_read_line ( buffer, 1024, f, pass_along[2], TRUE ) && world_file_read_line ( buffer, 1024, f, pass_along[3], TRUE ) ) |
438 | { | |
439 | g_free ( buffer ); | |
440 | fclose ( f ); | |
8c060406 | 441 | f = NULL; |
50a14534 EB |
442 | } |
443 | } | |
444 | } | |
445 | else | |
446 | gtk_widget_destroy ( file_selector ); | |
447 | /* do your jazz | |
448 | We need a | |
449 | file selection dialog | |
450 | file opener for reading, if NULL, send error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]) ) | |
451 | does that catch directories too? | |
452 | read lines -- if not enough lines, give error. | |
453 | if anything outside, give error. define range with #define CONSTANTS | |
454 | put 'em in thar widgets, and that's it. | |
455 | */ | |
456 | } | |
457 | ||
458 | static void georef_layer_export_params ( gpointer *pass_along[2] ) | |
459 | { | |
460 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER(pass_along[0]); | |
6e4a49aa MA |
461 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), |
462 | NULL, | |
463 | GTK_FILE_CHOOSER_ACTION_SAVE, | |
464 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
465 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
466 | NULL); | |
467 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
50a14534 | 468 | { |
8c060406 | 469 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "w" ); |
6e4a49aa | 470 | |
50a14534 EB |
471 | gtk_widget_destroy ( file_selector ); |
472 | if ( !f ) | |
473 | { | |
4c77d5e0 | 474 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]), _("The file you requested could not be opened for writing.") ); |
50a14534 EB |
475 | return; |
476 | } | |
477 | else | |
478 | { | |
479 | 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 ); | |
480 | fclose ( f ); | |
8c060406 | 481 | f = NULL; |
50a14534 EB |
482 | } |
483 | } | |
484 | else | |
485 | gtk_widget_destroy ( file_selector ); | |
486 | } | |
487 | ||
488 | /* returns TRUE if OK was pressed. */ | |
489 | static gboolean georef_layer_dialog ( VikGeorefLayer **vgl, gpointer vp, GtkWindow *w ) | |
490 | { | |
4c77d5e0 | 491 | GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Layer Properties"), |
50a14534 EB |
492 | w, |
493 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | |
494 | GTK_STOCK_CANCEL, | |
495 | GTK_RESPONSE_REJECT, | |
496 | GTK_STOCK_OK, | |
497 | GTK_RESPONSE_ACCEPT, | |
10888930 | 498 | NULL ); |
535747e9 RN |
499 | /* Default to reject as user really needs to specify map file first */ |
500 | gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
501 | GtkWidget *response_w = NULL; | |
502 | #if GTK_CHECK_VERSION (2, 20, 0) | |
503 | response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
504 | #endif | |
50a14534 EB |
505 | GtkWidget *table, *wfp_hbox, *wfp_label, *wfp_button, *ce_label, *ce_spin, *cn_label, *cn_spin, *xlabel, *xspin, *ylabel, *yspin, *imagelabel, *imageentry; |
506 | ||
507 | GtkWidget *pass_along[4]; | |
508 | ||
509 | table = gtk_table_new ( 6, 2, FALSE ); | |
9b082b39 | 510 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), table, TRUE, TRUE, 0 ); |
50a14534 EB |
511 | |
512 | wfp_hbox = gtk_hbox_new ( FALSE, 0 ); | |
4c77d5e0 GB |
513 | wfp_label = gtk_label_new ( _("World File Parameters:") ); |
514 | wfp_button = gtk_button_new_with_label ( _("Load From File...") ); | |
50a14534 EB |
515 | |
516 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_label, TRUE, TRUE, 0 ); | |
517 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_button, FALSE, FALSE, 3 ); | |
518 | ||
4c77d5e0 | 519 | ce_label = gtk_label_new ( _("Corner pixel easting:") ); |
ac33062d | 520 | ce_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 1500000.0, 1, 5, 0 ), 1, 4 ); |
09b2a3c9 | 521 | gtk_widget_set_tooltip_text ( GTK_WIDGET(ce_spin), _("the UTM \"easting\" value of the upper-left corner pixel of the map") ); |
50a14534 | 522 | |
4c77d5e0 | 523 | cn_label = gtk_label_new ( _("Corner pixel northing:") ); |
ac33062d | 524 | cn_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 9000000.0, 1, 5, 0 ), 1, 4 ); |
09b2a3c9 | 525 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cn_spin), _("the UTM \"northing\" value of the upper-left corner pixel of the map") ); |
50a14534 | 526 | |
4c77d5e0 GB |
527 | xlabel = gtk_label_new ( _("X (easting) scale (mpp): ")); |
528 | ylabel = gtk_label_new ( _("Y (northing) scale (mpp): ")); | |
50a14534 | 529 | |
ac33062d | 530 | xspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); |
79a9a44f | 531 | gtk_widget_set_tooltip_text ( GTK_WIDGET(xspin), _("the scale of the map in the X direction (meters per pixel)") ); |
ac33062d | 532 | yspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); |
79a9a44f | 533 | gtk_widget_set_tooltip_text ( GTK_WIDGET(yspin), _("the scale of the map in the Y direction (meters per pixel)") ); |
50a14534 | 534 | |
4c77d5e0 | 535 | imagelabel = gtk_label_new ( _("Map Image:") ); |
79672b85 | 536 | imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN); |
50a14534 EB |
537 | |
538 | if (*vgl) | |
539 | { | |
540 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(ce_spin), (*vgl)->corner.easting ); | |
541 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cn_spin), (*vgl)->corner.northing ); | |
542 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(xspin), (*vgl)->mpp_easting ); | |
543 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(yspin), (*vgl)->mpp_northing ); | |
544 | if ( (*vgl)->image ) | |
545 | vik_file_entry_set_filename ( VIK_FILE_ENTRY(imageentry), (*vgl)->image ); | |
546 | } | |
547 | else | |
548 | { | |
549 | VikCoord corner_coord; | |
550 | struct UTM utm; | |
551 | vik_viewport_screen_to_coord ( VIK_VIEWPORT(vp), 0, 0, &corner_coord ); | |
552 | vik_coord_to_utm ( &corner_coord, &utm ); | |
553 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(ce_spin), utm.easting ); | |
554 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cn_spin), utm.northing ); | |
555 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(xspin), vik_viewport_get_xmpp ( VIK_VIEWPORT(vp) ) ); | |
556 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(yspin), vik_viewport_get_ympp ( VIK_VIEWPORT(vp) ) ); | |
557 | } | |
558 | ||
559 | gtk_table_attach_defaults ( GTK_TABLE(table), imagelabel, 0, 1, 0, 1 ); | |
560 | gtk_table_attach_defaults ( GTK_TABLE(table), imageentry, 1, 2, 0, 1 ); | |
561 | gtk_table_attach_defaults ( GTK_TABLE(table), wfp_hbox, 0, 2, 1, 2 ); | |
562 | gtk_table_attach_defaults ( GTK_TABLE(table), xlabel, 0, 1, 2, 3 ); | |
563 | gtk_table_attach_defaults ( GTK_TABLE(table), xspin, 1, 2, 2, 3 ); | |
564 | gtk_table_attach_defaults ( GTK_TABLE(table), ylabel, 0, 1, 3, 4 ); | |
565 | gtk_table_attach_defaults ( GTK_TABLE(table), yspin, 1, 2, 3, 4 ); | |
566 | gtk_table_attach_defaults ( GTK_TABLE(table), ce_label, 0, 1, 4, 5 ); | |
567 | gtk_table_attach_defaults ( GTK_TABLE(table), ce_spin, 1, 2, 4, 5 ); | |
568 | gtk_table_attach_defaults ( GTK_TABLE(table), cn_label, 0, 1, 5, 6 ); | |
569 | gtk_table_attach_defaults ( GTK_TABLE(table), cn_spin, 1, 2, 5, 6 ); | |
570 | ||
571 | pass_along[0] = xspin; | |
572 | pass_along[1] = yspin; | |
573 | pass_along[2] = ce_spin; | |
574 | pass_along[3] = cn_spin; | |
575 | g_signal_connect_swapped ( G_OBJECT(wfp_button), "clicked", G_CALLBACK(georef_layer_dialog_load), pass_along ); | |
576 | ||
535747e9 RN |
577 | if ( response_w ) |
578 | gtk_widget_grab_focus ( response_w ); | |
579 | ||
50a14534 EB |
580 | gtk_widget_show_all ( table ); |
581 | ||
582 | if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT ) | |
583 | { | |
584 | if (! *vgl) | |
585 | { | |
a7023a1b | 586 | *vgl = georef_layer_new ( VIK_VIEWPORT(vp) ); |
50a14534 EB |
587 | vik_layer_rename ( VIK_LAYER(*vgl), vik_georef_layer_interface.name ); |
588 | } | |
589 | (*vgl)->corner.easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(ce_spin) ); | |
590 | (*vgl)->corner.northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cn_spin) ); | |
591 | (*vgl)->mpp_easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(xspin) ); | |
592 | (*vgl)->mpp_northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(yspin) ); | |
593 | if ( (!(*vgl)->image) || strcmp( (*vgl)->image, vik_file_entry_get_filename(VIK_FILE_ENTRY(imageentry)) ) != 0 ) | |
594 | { | |
595 | georef_layer_set_image ( *vgl, vik_file_entry_get_filename(VIK_FILE_ENTRY(imageentry)) ); | |
fd22ce3e | 596 | georef_layer_load_image ( *vgl, VIK_VIEWPORT(vp), FALSE ); |
50a14534 EB |
597 | } |
598 | ||
599 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
600 | return TRUE; | |
601 | } | |
602 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
603 | return FALSE; | |
604 | } | |
605 | ||
606 | static void georef_layer_zoom_to_fit ( gpointer vgl_vlp[2] ) | |
607 | { | |
608 | vik_viewport_set_xmpp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_easting ); | |
609 | vik_viewport_set_ympp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_northing ); | |
610 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
611 | } | |
612 | ||
613 | static void georef_layer_goto_center ( gpointer vgl_vlp[2] ) | |
614 | { | |
615 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( vgl_vlp[0] ); | |
616 | VikViewport *vp = vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])); | |
617 | struct UTM utm; | |
618 | VikCoord coord; | |
619 | ||
620 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm ); | |
621 | ||
622 | utm.easting = vgl->corner.easting + (vgl->width * vgl->mpp_easting / 2); /* only an approximation */ | |
623 | utm.northing = vgl->corner.northing - (vgl->height * vgl->mpp_northing / 2); | |
624 | ||
625 | vik_coord_load_from_utm ( &coord, vik_viewport_get_coord_mode ( vp ), &utm ); | |
626 | vik_viewport_set_center_coord ( vp, &coord ); | |
627 | ||
628 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
629 | } | |
630 | ||
631 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ) | |
632 | { | |
633 | static gpointer pass_along[2]; | |
634 | GtkWidget *item; | |
635 | pass_along[0] = vgl; | |
636 | pass_along[1] = vlp; | |
637 | ||
638 | item = gtk_menu_item_new(); | |
639 | gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item ); | |
640 | gtk_widget_show ( item ); | |
641 | ||
d6de71f9 RN |
642 | /* Now with icons */ |
643 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Zoom to Fit Map") ); | |
644 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_ZOOM_FIT, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
645 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_zoom_to_fit), pass_along ); |
646 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
647 | gtk_widget_show ( item ); | |
648 | ||
d6de71f9 RN |
649 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Goto Map Center") ); |
650 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_JUMP_TO, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
651 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_goto_center), pass_along ); |
652 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
653 | gtk_widget_show ( item ); | |
654 | ||
d6de71f9 RN |
655 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Export to World File") ); |
656 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_HARDDISK, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
657 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_export_params), pass_along ); |
658 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
659 | gtk_widget_show ( item ); | |
660 | } | |
661 | ||
941aa6e9 AF |
662 | |
663 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp) | |
664 | { | |
665 | return vvp; | |
666 | } | |
667 | ||
50a14534 EB |
668 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) |
669 | { | |
941aa6e9 AF |
670 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
671 | return FALSE; | |
672 | ||
50a14534 EB |
673 | if ( vgl->click_x != -1 ) |
674 | { | |
675 | vgl->corner.easting += (event->x - vgl->click_x) * vik_viewport_get_xmpp (vvp); | |
676 | vgl->corner.northing -= (event->y - vgl->click_y) * vik_viewport_get_ympp (vvp); | |
da121f9b | 677 | vik_layer_emit_update ( VIK_LAYER(vgl) ); |
50a14534 EB |
678 | return TRUE; |
679 | } | |
680 | return FALSE; /* I didn't move anything on this layer! */ | |
681 | } | |
682 | ||
941aa6e9 AF |
683 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp) |
684 | { | |
685 | return vvp; | |
686 | } | |
687 | ||
50a14534 EB |
688 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) |
689 | { | |
941aa6e9 AF |
690 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
691 | return FALSE; | |
50a14534 EB |
692 | if ( event->button == 1 ) |
693 | { | |
694 | if ( vgl->mpp_easting < (VIK_VIEWPORT_MAX_ZOOM / 1.05) && vgl->mpp_northing < (VIK_VIEWPORT_MAX_ZOOM / 1.05) ) | |
695 | { | |
696 | vgl->mpp_easting *= 1.01; | |
697 | vgl->mpp_northing *= 1.01; | |
698 | } | |
699 | } | |
700 | else | |
701 | { | |
702 | if ( vgl->mpp_easting > (VIK_VIEWPORT_MIN_ZOOM * 1.05) && vgl->mpp_northing > (VIK_VIEWPORT_MIN_ZOOM * 1.05) ) | |
703 | { | |
704 | vgl->mpp_easting /= 1.01; | |
705 | vgl->mpp_northing /= 1.01; | |
706 | } | |
707 | } | |
708 | vik_viewport_set_xmpp ( vvp, vgl->mpp_easting ); | |
709 | vik_viewport_set_ympp ( vvp, vgl->mpp_northing ); | |
da121f9b | 710 | vik_layer_emit_update ( VIK_LAYER(vgl) ); |
50a14534 EB |
711 | return TRUE; |
712 | } | |
713 | ||
714 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) | |
715 | { | |
941aa6e9 AF |
716 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
717 | return FALSE; | |
50a14534 EB |
718 | vgl->click_x = event->x; |
719 | vgl->click_y = event->y; | |
720 | return TRUE; | |
721 | } |