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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" |
1b14d0d2 | 27 | #include "vikutils.h" |
a0008235 | 28 | #include <glib.h> |
6af463da | 29 | #include <glib/gstdio.h> |
4c77d5e0 | 30 | #include <glib/gi18n.h> |
7960e897 | 31 | #include <string.h> |
be75ec20 MR |
32 | #include <math.h> |
33 | #include <stdlib.h> | |
50a14534 | 34 | |
bce3a7b0 | 35 | #include "icons/icons.h" |
a7023a1b | 36 | /* |
a7023a1b RN |
37 | static VikLayerParamData image_default ( void ) |
38 | { | |
39 | VikLayerParamData data; | |
40 | data.s = g_strdup (""); | |
41 | return data; | |
42 | } | |
a7023a1b | 43 | */ |
bce3a7b0 | 44 | |
50a14534 | 45 | VikLayerParam georef_layer_params[] = { |
a87f8fa1 RN |
46 | { VIK_LAYER_GEOREF, "image", VIK_LAYER_PARAM_STRING, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, |
47 | { VIK_LAYER_GEOREF, "corner_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
48 | { VIK_LAYER_GEOREF, "corner_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
49 | { VIK_LAYER_GEOREF, "mpp_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
50 | { VIK_LAYER_GEOREF, "mpp_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
50a14534 EB |
51 | }; |
52 | ||
53 | enum { PARAM_IMAGE = 0, PARAM_CE, PARAM_CN, PARAM_ME, PARAM_MN, NUM_PARAMS }; | |
54 | ||
e6b64c5d | 55 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ); |
0a6cab71 AF |
56 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ); |
57 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ); | |
158b3642 RN |
58 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ); |
59 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ); | |
a7023a1b | 60 | static VikGeorefLayer *georef_layer_new ( VikViewport *vvp ); |
a6b90ba4 | 61 | static VikGeorefLayer *georef_layer_create ( VikViewport *vp ); |
50a14534 | 62 | static void georef_layer_free ( VikGeorefLayer *vgl ); |
a6b90ba4 | 63 | static gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ); |
fd22ce3e | 64 | static void georef_layer_draw ( VikGeorefLayer *vgl, VikViewport *vp ); |
50a14534 EB |
65 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ); |
66 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ); | |
67 | static gboolean georef_layer_dialog ( VikGeorefLayer **vgl, gpointer vp, GtkWindow *w ); | |
fd22ce3e | 68 | static void georef_layer_load_image ( VikGeorefLayer *vgl, VikViewport *vp, gboolean from_file ); |
941aa6e9 AF |
69 | |
70 | /* tools */ | |
71 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp); | |
50a14534 EB |
72 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); |
73 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); | |
941aa6e9 | 74 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp); |
50a14534 EB |
75 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); |
76 | ||
79dce0cb | 77 | // See comment in viktrwlayer.c for advice on values used |
50a14534 | 78 | static VikToolInterface georef_tools[] = { |
79dce0cb RN |
79 | { { "GeorefMoveMap", "vik-icon-Georef Move Map", N_("_Georef Move Map"), NULL, N_("Georef Move Map"), 0 }, |
80 | (VikToolConstructorFunc) georef_layer_move_create, NULL, NULL, NULL, | |
bce3a7b0 | 81 | (VikToolMouseFunc) georef_layer_move_press, NULL, (VikToolMouseFunc) georef_layer_move_release, |
ef5e8132 RN |
82 | (VikToolKeyFunc) NULL, |
83 | FALSE, | |
63959706 | 84 | GDK_CURSOR_IS_PIXMAP, &cursor_geomove_pixbuf, NULL }, |
941aa6e9 | 85 | |
79dce0cb RN |
86 | { { "GeorefZoomTool", "vik-icon-Georef Zoom Tool", N_("Georef Z_oom Tool"), NULL, N_("Georef Zoom Tool"), 0 }, |
87 | (VikToolConstructorFunc) georef_layer_zoom_create, NULL, NULL, NULL, | |
bce3a7b0 | 88 | (VikToolMouseFunc) georef_layer_zoom_press, NULL, NULL, |
ef5e8132 RN |
89 | (VikToolKeyFunc) NULL, |
90 | FALSE, | |
63959706 | 91 | GDK_CURSOR_IS_PIXMAP, &cursor_geozoom_pixbuf, NULL }, |
50a14534 EB |
92 | }; |
93 | ||
94 | VikLayerInterface vik_georef_layer_interface = { | |
db386630 | 95 | "GeoRef Map", |
affcc0f2 | 96 | N_("GeoRef Map"), |
75078768 | 97 | NULL, |
5bfafde9 | 98 | &vikgeoreflayer_pixbuf, /*icon */ |
50a14534 EB |
99 | |
100 | georef_tools, | |
101 | sizeof(georef_tools) / sizeof(VikToolInterface), | |
102 | ||
103 | georef_layer_params, | |
104 | NUM_PARAMS, | |
105 | NULL, | |
106 | 0, | |
107 | ||
5a4a28bf QT |
108 | VIK_MENU_ITEM_ALL, |
109 | ||
50a14534 EB |
110 | (VikLayerFuncCreate) georef_layer_create, |
111 | (VikLayerFuncRealize) NULL, | |
112 | (VikLayerFuncPostRead) georef_layer_load_image, | |
113 | (VikLayerFuncFree) georef_layer_free, | |
114 | ||
115 | (VikLayerFuncProperties) georef_layer_properties, | |
116 | (VikLayerFuncDraw) georef_layer_draw, | |
117 | (VikLayerFuncChangeCoordMode) NULL, | |
118 | ||
20c7a3a0 QT |
119 | (VikLayerFuncSetMenuItemsSelection) NULL, |
120 | (VikLayerFuncGetMenuItemsSelection) NULL, | |
121 | ||
50a14534 EB |
122 | (VikLayerFuncAddMenuItems) georef_layer_add_menu_items, |
123 | (VikLayerFuncSublayerAddMenuItems) NULL, | |
124 | ||
125 | (VikLayerFuncSublayerRenameRequest) NULL, | |
126 | (VikLayerFuncSublayerToggleVisible) NULL, | |
9da7faf2 | 127 | (VikLayerFuncSublayerTooltip) NULL, |
e6b64c5d | 128 | (VikLayerFuncLayerTooltip) georef_layer_tooltip, |
a5dcfdb7 | 129 | (VikLayerFuncLayerSelected) NULL, |
50a14534 | 130 | |
0a6cab71 AF |
131 | (VikLayerFuncMarshall) georef_layer_marshall, |
132 | (VikLayerFuncUnmarshall) georef_layer_unmarshall, | |
50a14534 EB |
133 | |
134 | (VikLayerFuncSetParam) georef_layer_set_param, | |
135 | (VikLayerFuncGetParam) georef_layer_get_param, | |
db43cfa4 | 136 | (VikLayerFuncChangeParam) NULL, |
50a14534 EB |
137 | |
138 | (VikLayerFuncReadFileData) NULL, | |
139 | (VikLayerFuncWriteFileData) NULL, | |
140 | ||
33534cd8 | 141 | (VikLayerFuncDeleteItem) NULL, |
d5874ef9 | 142 | (VikLayerFuncCutItem) NULL, |
50a14534 EB |
143 | (VikLayerFuncCopyItem) NULL, |
144 | (VikLayerFuncPasteItem) NULL, | |
145 | (VikLayerFuncFreeCopiedItem) NULL, | |
70a23263 | 146 | (VikLayerFuncDragDropRequest) NULL, |
77ad64fa RN |
147 | |
148 | (VikLayerFuncSelectClick) NULL, | |
08f14055 RN |
149 | (VikLayerFuncSelectMove) NULL, |
150 | (VikLayerFuncSelectRelease) NULL, | |
e46f259a | 151 | (VikLayerFuncSelectedViewportMenu) NULL, |
50a14534 EB |
152 | }; |
153 | ||
154 | struct _VikGeorefLayer { | |
155 | VikLayer vl; | |
156 | gchar *image; | |
157 | GdkPixbuf *pixbuf; | |
158 | struct UTM corner; | |
159 | gdouble mpp_easting, mpp_northing; | |
160 | guint width, height; | |
161 | ||
f3505ea3 MR |
162 | GdkPixbuf *scaled; |
163 | guint32 scaled_width, scaled_height; | |
164 | ||
50a14534 EB |
165 | gint click_x, click_y; |
166 | }; | |
167 | ||
168 | ||
169 | ||
170 | GType vik_georef_layer_get_type () | |
171 | { | |
172 | static GType vgl_type = 0; | |
173 | ||
174 | if (!vgl_type) | |
175 | { | |
176 | static const GTypeInfo vgl_info = | |
177 | { | |
178 | sizeof (VikGeorefLayerClass), | |
179 | NULL, /* base_init */ | |
180 | NULL, /* base_finalize */ | |
181 | NULL, /* class init */ | |
182 | NULL, /* class_finalize */ | |
183 | NULL, /* class_data */ | |
184 | sizeof (VikGeorefLayer), | |
185 | 0, | |
186 | NULL /* instance init */ | |
187 | }; | |
188 | vgl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikGeorefLayer", &vgl_info, 0 ); | |
189 | } | |
190 | ||
191 | return vgl_type; | |
192 | } | |
193 | ||
e6b64c5d RN |
194 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ) |
195 | { | |
196 | return vgl->image; | |
197 | } | |
198 | ||
0a6cab71 AF |
199 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ) |
200 | { | |
201 | vik_layer_marshall_params ( VIK_LAYER(vgl), data, len ); | |
202 | } | |
203 | ||
204 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ) | |
205 | { | |
a7023a1b | 206 | VikGeorefLayer *rv = georef_layer_new ( vvp ); |
0a6cab71 AF |
207 | vik_layer_unmarshall_params ( VIK_LAYER(rv), data, len, vvp ); |
208 | if (rv->image) { | |
fd22ce3e | 209 | georef_layer_load_image ( rv, vvp, TRUE ); |
0a6cab71 AF |
210 | } |
211 | return rv; | |
212 | } | |
213 | ||
158b3642 | 214 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ) |
50a14534 EB |
215 | { |
216 | switch ( id ) | |
217 | { | |
218 | case PARAM_IMAGE: georef_layer_set_image ( vgl, data.s ); break; | |
219 | case PARAM_CN: vgl->corner.northing = data.d; break; | |
220 | case PARAM_CE: vgl->corner.easting = data.d; break; | |
221 | case PARAM_MN: vgl->mpp_northing = data.d; break; | |
222 | case PARAM_ME: vgl->mpp_easting = data.d; break; | |
9351abc4 | 223 | default: break; |
50a14534 EB |
224 | } |
225 | return TRUE; | |
226 | } | |
227 | ||
158b3642 | 228 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ) |
50a14534 EB |
229 | { |
230 | VikLayerParamData rv; | |
231 | switch ( id ) | |
232 | { | |
88542aa9 RN |
233 | case PARAM_IMAGE: { |
234 | gboolean set = FALSE; | |
235 | if ( is_file_operation ) { | |
236 | if ( a_vik_get_file_ref_format() == VIK_FILE_REF_FORMAT_RELATIVE ) { | |
237 | gchar *cwd = g_get_current_dir(); | |
238 | if ( cwd ) { | |
239 | rv.s = file_GetRelativeFilename ( cwd, vgl->image ); | |
240 | if ( !rv.s ) rv.s = ""; | |
241 | set = TRUE; | |
242 | } | |
243 | } | |
244 | } | |
245 | if ( !set ) | |
246 | rv.s = vgl->image ? vgl->image : ""; | |
247 | break; | |
248 | } | |
50a14534 EB |
249 | case PARAM_CN: rv.d = vgl->corner.northing; break; |
250 | case PARAM_CE: rv.d = vgl->corner.easting; break; | |
251 | case PARAM_MN: rv.d = vgl->mpp_northing; break; | |
252 | case PARAM_ME: rv.d = vgl->mpp_easting; break; | |
9351abc4 | 253 | default: break; |
50a14534 EB |
254 | } |
255 | return rv; | |
256 | } | |
257 | ||
a7023a1b | 258 | static VikGeorefLayer *georef_layer_new ( VikViewport *vvp ) |
50a14534 EB |
259 | { |
260 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( g_object_new ( VIK_GEOREF_LAYER_TYPE, NULL ) ); | |
a0c65899 | 261 | vik_layer_set_type ( VIK_LAYER(vgl), VIK_LAYER_GEOREF ); |
50a14534 | 262 | |
a7023a1b RN |
263 | // Since GeoRef layer doesn't use uibuilder |
264 | // initializing this way won't do anything yet.. | |
265 | vik_layer_set_defaults ( VIK_LAYER(vgl), vvp ); | |
266 | ||
26342bd8 RN |
267 | // Make these defaults based on the current view |
268 | vgl->mpp_northing = vik_viewport_get_ympp ( vvp ); | |
269 | vgl->mpp_easting = vik_viewport_get_xmpp ( vvp ); | |
270 | vik_coord_to_utm ( vik_viewport_get_center ( vvp ), &(vgl->corner) ); | |
271 | ||
50a14534 EB |
272 | vgl->image = NULL; |
273 | vgl->pixbuf = NULL; | |
274 | vgl->click_x = -1; | |
275 | vgl->click_y = -1; | |
f3505ea3 MR |
276 | vgl->scaled = NULL; |
277 | vgl->scaled_width = 0; | |
278 | vgl->scaled_height = 0; | |
50a14534 EB |
279 | return vgl; |
280 | } | |
281 | ||
fd22ce3e | 282 | static void georef_layer_draw ( VikGeorefLayer *vgl, VikViewport *vp ) |
50a14534 | 283 | { |
fd22ce3e RN |
284 | if ( vik_viewport_get_drawmode(vp) != VIK_VIEWPORT_DRAWMODE_UTM ) |
285 | return; | |
286 | ||
50a14534 EB |
287 | if ( vgl->pixbuf ) |
288 | { | |
50a14534 EB |
289 | struct UTM utm_middle; |
290 | gdouble xmpp = vik_viewport_get_xmpp(vp), ympp = vik_viewport_get_ympp(vp); | |
be75ec20 MR |
291 | GdkPixbuf *pixbuf = vgl->pixbuf; |
292 | guint layer_width = vgl->width; | |
293 | guint layer_height = vgl->height; | |
294 | ||
50a14534 EB |
295 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm_middle ); |
296 | ||
be75ec20 MR |
297 | guint width = vik_viewport_get_width(vp), height = vik_viewport_get_height(vp); |
298 | gint32 x, y; | |
299 | vgl->corner.zone = utm_middle.zone; | |
300 | vgl->corner.letter = utm_middle.letter; | |
301 | VikCoord corner_coord; | |
302 | vik_coord_load_from_utm ( &corner_coord, vik_viewport_get_coord_mode(vp), &(vgl->corner) ); | |
303 | vik_viewport_coord_to_screen ( vp, &corner_coord, &x, &y ); | |
1b4b9e3b RN |
304 | |
305 | /* mark to scale the pixbuf if it doesn't match our dimensions */ | |
306 | gboolean scale = FALSE; | |
307 | if ( xmpp != vgl->mpp_easting || ympp != vgl->mpp_northing ) | |
308 | { | |
309 | scale = TRUE; | |
310 | layer_width = round(vgl->width * vgl->mpp_easting / xmpp); | |
311 | layer_height = round(vgl->height * vgl->mpp_northing / ympp); | |
312 | } | |
313 | ||
314 | // If image not in viewport bounds - no need to draw it (or bother with any scaling) | |
315 | if ( (x < 0 || x < width) && (y < 0 || y < height) && x+layer_width > 0 && y+layer_height > 0 ) { | |
316 | ||
317 | if ( scale ) | |
318 | { | |
319 | /* rescale if necessary */ | |
320 | if (layer_width == vgl->scaled_width && layer_height == vgl->scaled_height && vgl->scaled != NULL) | |
321 | pixbuf = vgl->scaled; | |
322 | else | |
323 | { | |
324 | pixbuf = gdk_pixbuf_scale_simple( | |
325 | vgl->pixbuf, | |
326 | layer_width, | |
327 | layer_height, | |
328 | GDK_INTERP_BILINEAR | |
329 | ); | |
330 | ||
331 | if (vgl->scaled != NULL) | |
332 | g_object_unref(vgl->scaled); | |
333 | ||
334 | vgl->scaled = pixbuf; | |
335 | vgl->scaled_width = layer_width; | |
336 | vgl->scaled_height = layer_height; | |
337 | } | |
338 | } | |
be75ec20 | 339 | vik_viewport_draw_pixbuf ( vp, pixbuf, 0, 0, x, y, layer_width, layer_height ); /* todo: draw only what we need to. */ |
1b4b9e3b | 340 | } |
50a14534 EB |
341 | } |
342 | } | |
343 | ||
344 | static void georef_layer_free ( VikGeorefLayer *vgl ) | |
345 | { | |
346 | if ( vgl->image != NULL ) | |
347 | g_free ( vgl->image ); | |
f3505ea3 MR |
348 | if ( vgl->scaled != NULL ) |
349 | g_object_unref ( vgl->scaled ); | |
50a14534 EB |
350 | } |
351 | ||
a6b90ba4 | 352 | static VikGeorefLayer *georef_layer_create ( VikViewport *vp ) |
50a14534 | 353 | { |
a7023a1b | 354 | return georef_layer_new ( vp ); |
50a14534 EB |
355 | } |
356 | ||
a6b90ba4 | 357 | static gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ) |
50a14534 EB |
358 | { |
359 | return georef_layer_dialog ( &vgl, vp, VIK_GTK_WINDOW_FROM_WIDGET(vp) ); | |
360 | } | |
361 | ||
fd22ce3e | 362 | static void georef_layer_load_image ( VikGeorefLayer *vgl, VikViewport *vp, gboolean from_file ) |
50a14534 EB |
363 | { |
364 | GError *gx = NULL; | |
365 | if ( vgl->image == NULL ) | |
366 | return; | |
367 | ||
368 | if ( vgl->pixbuf ) | |
369 | g_object_unref ( G_OBJECT(vgl->pixbuf) ); | |
f3505ea3 MR |
370 | if ( vgl->scaled ) |
371 | { | |
372 | g_object_unref ( G_OBJECT(vgl->scaled) ); | |
373 | vgl->scaled = NULL; | |
374 | } | |
50a14534 EB |
375 | |
376 | vgl->pixbuf = gdk_pixbuf_new_from_file ( vgl->image, &gx ); | |
377 | ||
378 | if (gx) | |
379 | { | |
28424566 RN |
380 | if ( !from_file ) |
381 | a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(vp), _("Couldn't open image file: %s"), gx->message ); | |
50a14534 EB |
382 | g_error_free ( gx ); |
383 | } | |
384 | else | |
385 | { | |
386 | vgl->width = gdk_pixbuf_get_width ( vgl->pixbuf ); | |
387 | vgl->height = gdk_pixbuf_get_height ( vgl->pixbuf ); | |
388 | } | |
389 | ||
fd22ce3e RN |
390 | if ( !from_file ) |
391 | { | |
392 | if ( vik_viewport_get_drawmode(vp) != VIK_VIEWPORT_DRAWMODE_UTM ) | |
393 | { | |
394 | a_dialog_warning_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vp), | |
395 | _("GeoRef map cannot be displayed in the current drawmode.\nSelect \"UTM Mode\" from View menu to view it.") ); | |
396 | } | |
397 | } | |
50a14534 EB |
398 | /* should find length and width here too */ |
399 | } | |
400 | ||
401 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ) | |
402 | { | |
403 | if ( vgl->image ) | |
404 | g_free ( vgl->image ); | |
f3505ea3 MR |
405 | if ( vgl->scaled ) |
406 | { | |
407 | g_object_unref ( vgl->scaled ); | |
408 | vgl->scaled = NULL; | |
409 | } | |
50a14534 EB |
410 | if ( image == NULL ) |
411 | vgl->image = NULL; | |
1b14d0d2 RN |
412 | |
413 | if ( g_strcmp0 (image, "") != 0 ) | |
414 | vgl->image = vu_get_canonical_filename ( VIK_LAYER(vgl), image ); | |
415 | else | |
416 | vgl->image = g_strdup (image); | |
50a14534 EB |
417 | } |
418 | ||
419 | static gboolean world_file_read_line ( gchar *buffer, gint size, FILE *f, GtkWidget *widget, gboolean use_value ) | |
420 | { | |
421 | if (!fgets ( buffer, 1024, f )) | |
422 | { | |
4c77d5e0 | 423 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(widget), _("Unexpected end of file reading World file.") ); |
50a14534 EB |
424 | g_free ( buffer ); |
425 | fclose ( f ); | |
8c060406 | 426 | f = NULL; |
50a14534 EB |
427 | return FALSE; |
428 | } | |
429 | if ( use_value ) | |
430 | { | |
a0008235 | 431 | gdouble val = g_strtod ( buffer, NULL ); |
50a14534 EB |
432 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(widget), val > 0 ? val : -val ); |
433 | } | |
434 | return TRUE; | |
435 | } | |
436 | ||
437 | static void georef_layer_dialog_load ( GtkWidget *pass_along[4] ) | |
438 | { | |
6e4a49aa MA |
439 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), |
440 | NULL, | |
441 | GTK_FILE_CHOOSER_ACTION_OPEN, | |
442 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
443 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
444 | NULL); | |
445 | ||
446 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
50a14534 | 447 | { |
8c060406 | 448 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "r" ); |
50a14534 EB |
449 | gtk_widget_destroy ( file_selector ); |
450 | if ( !f ) | |
451 | { | |
4c77d5e0 | 452 | 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 |
453 | return; |
454 | } | |
455 | else | |
456 | { | |
457 | gchar *buffer = g_malloc ( 1024 * sizeof(gchar) ); | |
0b647b0b MA |
458 | if ( world_file_read_line ( buffer, 1024, f, pass_along[0], TRUE ) && world_file_read_line ( buffer, 1024, f, pass_along[0], FALSE) |
459 | && world_file_read_line ( buffer, 1024, f, pass_along[0], FALSE ) && world_file_read_line ( buffer, 1024, f, pass_along[1], TRUE) | |
50a14534 EB |
460 | && world_file_read_line ( buffer, 1024, f, pass_along[2], TRUE ) && world_file_read_line ( buffer, 1024, f, pass_along[3], TRUE ) ) |
461 | { | |
462 | g_free ( buffer ); | |
463 | fclose ( f ); | |
8c060406 | 464 | f = NULL; |
50a14534 EB |
465 | } |
466 | } | |
467 | } | |
468 | else | |
469 | gtk_widget_destroy ( file_selector ); | |
470 | /* do your jazz | |
471 | We need a | |
472 | file selection dialog | |
473 | file opener for reading, if NULL, send error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]) ) | |
474 | does that catch directories too? | |
475 | read lines -- if not enough lines, give error. | |
476 | if anything outside, give error. define range with #define CONSTANTS | |
477 | put 'em in thar widgets, and that's it. | |
478 | */ | |
479 | } | |
480 | ||
481 | static void georef_layer_export_params ( gpointer *pass_along[2] ) | |
482 | { | |
483 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER(pass_along[0]); | |
6e4a49aa MA |
484 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), |
485 | NULL, | |
486 | GTK_FILE_CHOOSER_ACTION_SAVE, | |
487 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
488 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
489 | NULL); | |
490 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
50a14534 | 491 | { |
8c060406 | 492 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "w" ); |
6e4a49aa | 493 | |
50a14534 EB |
494 | gtk_widget_destroy ( file_selector ); |
495 | if ( !f ) | |
496 | { | |
4c77d5e0 | 497 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]), _("The file you requested could not be opened for writing.") ); |
50a14534 EB |
498 | return; |
499 | } | |
500 | else | |
501 | { | |
502 | 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 ); | |
503 | fclose ( f ); | |
8c060406 | 504 | f = NULL; |
50a14534 EB |
505 | } |
506 | } | |
507 | else | |
508 | gtk_widget_destroy ( file_selector ); | |
509 | } | |
510 | ||
511 | /* returns TRUE if OK was pressed. */ | |
512 | static gboolean georef_layer_dialog ( VikGeorefLayer **vgl, gpointer vp, GtkWindow *w ) | |
513 | { | |
4c77d5e0 | 514 | GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Layer Properties"), |
50a14534 EB |
515 | w, |
516 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | |
517 | GTK_STOCK_CANCEL, | |
518 | GTK_RESPONSE_REJECT, | |
519 | GTK_STOCK_OK, | |
520 | GTK_RESPONSE_ACCEPT, | |
10888930 | 521 | NULL ); |
535747e9 RN |
522 | /* Default to reject as user really needs to specify map file first */ |
523 | gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
524 | GtkWidget *response_w = NULL; | |
525 | #if GTK_CHECK_VERSION (2, 20, 0) | |
526 | response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
527 | #endif | |
50a14534 EB |
528 | GtkWidget *table, *wfp_hbox, *wfp_label, *wfp_button, *ce_label, *ce_spin, *cn_label, *cn_spin, *xlabel, *xspin, *ylabel, *yspin, *imagelabel, *imageentry; |
529 | ||
530 | GtkWidget *pass_along[4]; | |
531 | ||
532 | table = gtk_table_new ( 6, 2, FALSE ); | |
9b082b39 | 533 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), table, TRUE, TRUE, 0 ); |
50a14534 EB |
534 | |
535 | wfp_hbox = gtk_hbox_new ( FALSE, 0 ); | |
4c77d5e0 GB |
536 | wfp_label = gtk_label_new ( _("World File Parameters:") ); |
537 | wfp_button = gtk_button_new_with_label ( _("Load From File...") ); | |
50a14534 EB |
538 | |
539 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_label, TRUE, TRUE, 0 ); | |
540 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_button, FALSE, FALSE, 3 ); | |
541 | ||
4c77d5e0 | 542 | ce_label = gtk_label_new ( _("Corner pixel easting:") ); |
ac33062d | 543 | ce_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 1500000.0, 1, 5, 0 ), 1, 4 ); |
09b2a3c9 | 544 | gtk_widget_set_tooltip_text ( GTK_WIDGET(ce_spin), _("the UTM \"easting\" value of the upper-left corner pixel of the map") ); |
50a14534 | 545 | |
4c77d5e0 | 546 | cn_label = gtk_label_new ( _("Corner pixel northing:") ); |
ac33062d | 547 | cn_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 9000000.0, 1, 5, 0 ), 1, 4 ); |
09b2a3c9 | 548 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cn_spin), _("the UTM \"northing\" value of the upper-left corner pixel of the map") ); |
50a14534 | 549 | |
4c77d5e0 GB |
550 | xlabel = gtk_label_new ( _("X (easting) scale (mpp): ")); |
551 | ylabel = gtk_label_new ( _("Y (northing) scale (mpp): ")); | |
50a14534 | 552 | |
ac33062d | 553 | xspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); |
79a9a44f | 554 | gtk_widget_set_tooltip_text ( GTK_WIDGET(xspin), _("the scale of the map in the X direction (meters per pixel)") ); |
ac33062d | 555 | yspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); |
79a9a44f | 556 | gtk_widget_set_tooltip_text ( GTK_WIDGET(yspin), _("the scale of the map in the Y direction (meters per pixel)") ); |
50a14534 | 557 | |
4c77d5e0 | 558 | imagelabel = gtk_label_new ( _("Map Image:") ); |
857baaa3 | 559 | imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN, VF_FILTER_IMAGE); |
50a14534 EB |
560 | |
561 | if (*vgl) | |
562 | { | |
563 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(ce_spin), (*vgl)->corner.easting ); | |
564 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cn_spin), (*vgl)->corner.northing ); | |
565 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(xspin), (*vgl)->mpp_easting ); | |
566 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(yspin), (*vgl)->mpp_northing ); | |
567 | if ( (*vgl)->image ) | |
568 | vik_file_entry_set_filename ( VIK_FILE_ENTRY(imageentry), (*vgl)->image ); | |
569 | } | |
570 | else | |
571 | { | |
572 | VikCoord corner_coord; | |
573 | struct UTM utm; | |
574 | vik_viewport_screen_to_coord ( VIK_VIEWPORT(vp), 0, 0, &corner_coord ); | |
575 | vik_coord_to_utm ( &corner_coord, &utm ); | |
576 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(ce_spin), utm.easting ); | |
577 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cn_spin), utm.northing ); | |
578 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(xspin), vik_viewport_get_xmpp ( VIK_VIEWPORT(vp) ) ); | |
579 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(yspin), vik_viewport_get_ympp ( VIK_VIEWPORT(vp) ) ); | |
580 | } | |
581 | ||
582 | gtk_table_attach_defaults ( GTK_TABLE(table), imagelabel, 0, 1, 0, 1 ); | |
583 | gtk_table_attach_defaults ( GTK_TABLE(table), imageentry, 1, 2, 0, 1 ); | |
584 | gtk_table_attach_defaults ( GTK_TABLE(table), wfp_hbox, 0, 2, 1, 2 ); | |
585 | gtk_table_attach_defaults ( GTK_TABLE(table), xlabel, 0, 1, 2, 3 ); | |
586 | gtk_table_attach_defaults ( GTK_TABLE(table), xspin, 1, 2, 2, 3 ); | |
587 | gtk_table_attach_defaults ( GTK_TABLE(table), ylabel, 0, 1, 3, 4 ); | |
588 | gtk_table_attach_defaults ( GTK_TABLE(table), yspin, 1, 2, 3, 4 ); | |
589 | gtk_table_attach_defaults ( GTK_TABLE(table), ce_label, 0, 1, 4, 5 ); | |
590 | gtk_table_attach_defaults ( GTK_TABLE(table), ce_spin, 1, 2, 4, 5 ); | |
591 | gtk_table_attach_defaults ( GTK_TABLE(table), cn_label, 0, 1, 5, 6 ); | |
592 | gtk_table_attach_defaults ( GTK_TABLE(table), cn_spin, 1, 2, 5, 6 ); | |
593 | ||
594 | pass_along[0] = xspin; | |
595 | pass_along[1] = yspin; | |
596 | pass_along[2] = ce_spin; | |
597 | pass_along[3] = cn_spin; | |
598 | g_signal_connect_swapped ( G_OBJECT(wfp_button), "clicked", G_CALLBACK(georef_layer_dialog_load), pass_along ); | |
599 | ||
535747e9 RN |
600 | if ( response_w ) |
601 | gtk_widget_grab_focus ( response_w ); | |
602 | ||
50a14534 EB |
603 | gtk_widget_show_all ( table ); |
604 | ||
605 | if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT ) | |
606 | { | |
607 | if (! *vgl) | |
608 | { | |
a7023a1b | 609 | *vgl = georef_layer_new ( VIK_VIEWPORT(vp) ); |
50a14534 EB |
610 | vik_layer_rename ( VIK_LAYER(*vgl), vik_georef_layer_interface.name ); |
611 | } | |
612 | (*vgl)->corner.easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(ce_spin) ); | |
613 | (*vgl)->corner.northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cn_spin) ); | |
614 | (*vgl)->mpp_easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(xspin) ); | |
615 | (*vgl)->mpp_northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(yspin) ); | |
616 | if ( (!(*vgl)->image) || strcmp( (*vgl)->image, vik_file_entry_get_filename(VIK_FILE_ENTRY(imageentry)) ) != 0 ) | |
617 | { | |
618 | georef_layer_set_image ( *vgl, vik_file_entry_get_filename(VIK_FILE_ENTRY(imageentry)) ); | |
fd22ce3e | 619 | georef_layer_load_image ( *vgl, VIK_VIEWPORT(vp), FALSE ); |
50a14534 EB |
620 | } |
621 | ||
622 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
623 | return TRUE; | |
624 | } | |
625 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
626 | return FALSE; | |
627 | } | |
628 | ||
629 | static void georef_layer_zoom_to_fit ( gpointer vgl_vlp[2] ) | |
630 | { | |
631 | vik_viewport_set_xmpp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_easting ); | |
632 | vik_viewport_set_ympp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_northing ); | |
633 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
634 | } | |
635 | ||
636 | static void georef_layer_goto_center ( gpointer vgl_vlp[2] ) | |
637 | { | |
638 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( vgl_vlp[0] ); | |
639 | VikViewport *vp = vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])); | |
640 | struct UTM utm; | |
641 | VikCoord coord; | |
642 | ||
643 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm ); | |
644 | ||
645 | utm.easting = vgl->corner.easting + (vgl->width * vgl->mpp_easting / 2); /* only an approximation */ | |
646 | utm.northing = vgl->corner.northing - (vgl->height * vgl->mpp_northing / 2); | |
647 | ||
648 | vik_coord_load_from_utm ( &coord, vik_viewport_get_coord_mode ( vp ), &utm ); | |
be5554c5 | 649 | vik_viewport_set_center_coord ( vp, &coord, TRUE ); |
50a14534 EB |
650 | |
651 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
652 | } | |
653 | ||
654 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ) | |
655 | { | |
656 | static gpointer pass_along[2]; | |
657 | GtkWidget *item; | |
658 | pass_along[0] = vgl; | |
659 | pass_along[1] = vlp; | |
660 | ||
661 | item = gtk_menu_item_new(); | |
662 | gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item ); | |
663 | gtk_widget_show ( item ); | |
664 | ||
d6de71f9 RN |
665 | /* Now with icons */ |
666 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Zoom to Fit Map") ); | |
667 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_ZOOM_FIT, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
668 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_zoom_to_fit), pass_along ); |
669 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
670 | gtk_widget_show ( item ); | |
671 | ||
d6de71f9 RN |
672 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Goto Map Center") ); |
673 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_JUMP_TO, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
674 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_goto_center), pass_along ); |
675 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
676 | gtk_widget_show ( item ); | |
677 | ||
d6de71f9 RN |
678 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Export to World File") ); |
679 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_HARDDISK, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
680 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_export_params), pass_along ); |
681 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
682 | gtk_widget_show ( item ); | |
683 | } | |
684 | ||
941aa6e9 AF |
685 | |
686 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp) | |
687 | { | |
688 | return vvp; | |
689 | } | |
690 | ||
50a14534 EB |
691 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) |
692 | { | |
941aa6e9 AF |
693 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
694 | return FALSE; | |
695 | ||
50a14534 EB |
696 | if ( vgl->click_x != -1 ) |
697 | { | |
698 | vgl->corner.easting += (event->x - vgl->click_x) * vik_viewport_get_xmpp (vvp); | |
699 | vgl->corner.northing -= (event->y - vgl->click_y) * vik_viewport_get_ympp (vvp); | |
da121f9b | 700 | vik_layer_emit_update ( VIK_LAYER(vgl) ); |
50a14534 EB |
701 | return TRUE; |
702 | } | |
703 | return FALSE; /* I didn't move anything on this layer! */ | |
704 | } | |
705 | ||
941aa6e9 AF |
706 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp) |
707 | { | |
708 | return vvp; | |
709 | } | |
710 | ||
50a14534 EB |
711 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) |
712 | { | |
941aa6e9 AF |
713 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
714 | return FALSE; | |
50a14534 EB |
715 | if ( event->button == 1 ) |
716 | { | |
717 | if ( vgl->mpp_easting < (VIK_VIEWPORT_MAX_ZOOM / 1.05) && vgl->mpp_northing < (VIK_VIEWPORT_MAX_ZOOM / 1.05) ) | |
718 | { | |
719 | vgl->mpp_easting *= 1.01; | |
720 | vgl->mpp_northing *= 1.01; | |
721 | } | |
722 | } | |
723 | else | |
724 | { | |
725 | if ( vgl->mpp_easting > (VIK_VIEWPORT_MIN_ZOOM * 1.05) && vgl->mpp_northing > (VIK_VIEWPORT_MIN_ZOOM * 1.05) ) | |
726 | { | |
727 | vgl->mpp_easting /= 1.01; | |
728 | vgl->mpp_northing /= 1.01; | |
729 | } | |
730 | } | |
731 | vik_viewport_set_xmpp ( vvp, vgl->mpp_easting ); | |
732 | vik_viewport_set_ympp ( vvp, vgl->mpp_northing ); | |
da121f9b | 733 | vik_layer_emit_update ( VIK_LAYER(vgl) ); |
50a14534 EB |
734 | return TRUE; |
735 | } | |
736 | ||
737 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) | |
738 | { | |
941aa6e9 AF |
739 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
740 | return FALSE; | |
50a14534 EB |
741 | vgl->click_x = event->x; |
742 | vgl->click_y = event->y; | |
743 | return TRUE; | |
744 | } |