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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> | |
69c4125a | 5 | * Copyright (c) 2014, Rob Norris <rw_norris@hotmail.com> |
50a14534 EB |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | */ | |
22 | ||
4c77d5e0 GB |
23 | #ifdef HAVE_CONFIG_H |
24 | #include "config.h" | |
25 | #endif | |
26 | ||
50a14534 | 27 | #include "viking.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> | |
69c4125a | 34 | #include <ctype.h> |
50a14534 | 35 | |
b7a0cc40 | 36 | #include "ui_util.h" |
3bd57299 | 37 | #include "preferences.h" |
bce3a7b0 | 38 | #include "icons/icons.h" |
584cb1cf RN |
39 | #include "vikmapslayer.h" |
40 | ||
a7023a1b | 41 | /* |
a7023a1b RN |
42 | static VikLayerParamData image_default ( void ) |
43 | { | |
44 | VikLayerParamData data; | |
45 | data.s = g_strdup (""); | |
46 | return data; | |
47 | } | |
a7023a1b | 48 | */ |
bce3a7b0 | 49 | |
50a14534 | 50 | VikLayerParam georef_layer_params[] = { |
a87f8fa1 RN |
51 | { VIK_LAYER_GEOREF, "image", VIK_LAYER_PARAM_STRING, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, |
52 | { VIK_LAYER_GEOREF, "corner_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
53 | { VIK_LAYER_GEOREF, "corner_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
54 | { VIK_LAYER_GEOREF, "mpp_easting", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
55 | { VIK_LAYER_GEOREF, "mpp_northing", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
69c4125a RN |
56 | { VIK_LAYER_GEOREF, "corner_zone", VIK_LAYER_PARAM_UINT, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, |
57 | { VIK_LAYER_GEOREF, "corner_letter_as_int", VIK_LAYER_PARAM_UINT, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, | |
b7a0cc40 | 58 | { VIK_LAYER_GEOREF, "alpha", VIK_LAYER_PARAM_UINT, VIK_LAYER_NOT_IN_PROPERTIES, NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL }, |
50a14534 EB |
59 | }; |
60 | ||
69c4125a RN |
61 | enum { |
62 | PARAM_IMAGE = 0, | |
63 | PARAM_CE, | |
64 | PARAM_CN, | |
65 | PARAM_ME, | |
66 | PARAM_MN, | |
67 | PARAM_CZ, | |
68 | PARAM_CL, | |
b7a0cc40 | 69 | PARAM_AA, |
69c4125a | 70 | NUM_PARAMS }; |
50a14534 | 71 | |
e6b64c5d | 72 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ); |
0a6cab71 AF |
73 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ); |
74 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ); | |
158b3642 RN |
75 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ); |
76 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ); | |
a7023a1b | 77 | static VikGeorefLayer *georef_layer_new ( VikViewport *vvp ); |
a6b90ba4 | 78 | static VikGeorefLayer *georef_layer_create ( VikViewport *vp ); |
50a14534 | 79 | static void georef_layer_free ( VikGeorefLayer *vgl ); |
a6b90ba4 | 80 | static gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ); |
fd22ce3e | 81 | static void georef_layer_draw ( VikGeorefLayer *vgl, VikViewport *vp ); |
50a14534 EB |
82 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ); |
83 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ); | |
f6d4661b | 84 | static gboolean georef_layer_dialog ( VikGeorefLayer *vgl, gpointer vp, GtkWindow *w ); |
fd22ce3e | 85 | static void georef_layer_load_image ( VikGeorefLayer *vgl, VikViewport *vp, gboolean from_file ); |
941aa6e9 AF |
86 | |
87 | /* tools */ | |
88 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp); | |
50a14534 EB |
89 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); |
90 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); | |
941aa6e9 | 91 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp); |
50a14534 EB |
92 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ); |
93 | ||
79dce0cb | 94 | // See comment in viktrwlayer.c for advice on values used |
50a14534 | 95 | static VikToolInterface georef_tools[] = { |
79dce0cb RN |
96 | { { "GeorefMoveMap", "vik-icon-Georef Move Map", N_("_Georef Move Map"), NULL, N_("Georef Move Map"), 0 }, |
97 | (VikToolConstructorFunc) georef_layer_move_create, NULL, NULL, NULL, | |
bce3a7b0 | 98 | (VikToolMouseFunc) georef_layer_move_press, NULL, (VikToolMouseFunc) georef_layer_move_release, |
ef5e8132 RN |
99 | (VikToolKeyFunc) NULL, |
100 | FALSE, | |
63959706 | 101 | GDK_CURSOR_IS_PIXMAP, &cursor_geomove_pixbuf, NULL }, |
941aa6e9 | 102 | |
79dce0cb RN |
103 | { { "GeorefZoomTool", "vik-icon-Georef Zoom Tool", N_("Georef Z_oom Tool"), NULL, N_("Georef Zoom Tool"), 0 }, |
104 | (VikToolConstructorFunc) georef_layer_zoom_create, NULL, NULL, NULL, | |
bce3a7b0 | 105 | (VikToolMouseFunc) georef_layer_zoom_press, NULL, NULL, |
ef5e8132 RN |
106 | (VikToolKeyFunc) NULL, |
107 | FALSE, | |
63959706 | 108 | GDK_CURSOR_IS_PIXMAP, &cursor_geozoom_pixbuf, NULL }, |
50a14534 EB |
109 | }; |
110 | ||
111 | VikLayerInterface vik_georef_layer_interface = { | |
db386630 | 112 | "GeoRef Map", |
affcc0f2 | 113 | N_("GeoRef Map"), |
75078768 | 114 | NULL, |
5bfafde9 | 115 | &vikgeoreflayer_pixbuf, /*icon */ |
50a14534 EB |
116 | |
117 | georef_tools, | |
118 | sizeof(georef_tools) / sizeof(VikToolInterface), | |
119 | ||
120 | georef_layer_params, | |
121 | NUM_PARAMS, | |
122 | NULL, | |
123 | 0, | |
124 | ||
5a4a28bf QT |
125 | VIK_MENU_ITEM_ALL, |
126 | ||
50a14534 EB |
127 | (VikLayerFuncCreate) georef_layer_create, |
128 | (VikLayerFuncRealize) NULL, | |
129 | (VikLayerFuncPostRead) georef_layer_load_image, | |
130 | (VikLayerFuncFree) georef_layer_free, | |
131 | ||
132 | (VikLayerFuncProperties) georef_layer_properties, | |
133 | (VikLayerFuncDraw) georef_layer_draw, | |
134 | (VikLayerFuncChangeCoordMode) NULL, | |
135 | ||
03c97bc3 RN |
136 | (VikLayerFuncGetTimestamp) NULL, |
137 | ||
20c7a3a0 QT |
138 | (VikLayerFuncSetMenuItemsSelection) NULL, |
139 | (VikLayerFuncGetMenuItemsSelection) NULL, | |
140 | ||
50a14534 EB |
141 | (VikLayerFuncAddMenuItems) georef_layer_add_menu_items, |
142 | (VikLayerFuncSublayerAddMenuItems) NULL, | |
143 | ||
144 | (VikLayerFuncSublayerRenameRequest) NULL, | |
145 | (VikLayerFuncSublayerToggleVisible) NULL, | |
9da7faf2 | 146 | (VikLayerFuncSublayerTooltip) NULL, |
e6b64c5d | 147 | (VikLayerFuncLayerTooltip) georef_layer_tooltip, |
a5dcfdb7 | 148 | (VikLayerFuncLayerSelected) NULL, |
50a14534 | 149 | |
0a6cab71 AF |
150 | (VikLayerFuncMarshall) georef_layer_marshall, |
151 | (VikLayerFuncUnmarshall) georef_layer_unmarshall, | |
50a14534 EB |
152 | |
153 | (VikLayerFuncSetParam) georef_layer_set_param, | |
154 | (VikLayerFuncGetParam) georef_layer_get_param, | |
db43cfa4 | 155 | (VikLayerFuncChangeParam) NULL, |
50a14534 EB |
156 | |
157 | (VikLayerFuncReadFileData) NULL, | |
158 | (VikLayerFuncWriteFileData) NULL, | |
159 | ||
33534cd8 | 160 | (VikLayerFuncDeleteItem) NULL, |
d5874ef9 | 161 | (VikLayerFuncCutItem) NULL, |
50a14534 EB |
162 | (VikLayerFuncCopyItem) NULL, |
163 | (VikLayerFuncPasteItem) NULL, | |
164 | (VikLayerFuncFreeCopiedItem) NULL, | |
70a23263 | 165 | (VikLayerFuncDragDropRequest) NULL, |
77ad64fa RN |
166 | |
167 | (VikLayerFuncSelectClick) NULL, | |
08f14055 RN |
168 | (VikLayerFuncSelectMove) NULL, |
169 | (VikLayerFuncSelectRelease) NULL, | |
e46f259a | 170 | (VikLayerFuncSelectedViewportMenu) NULL, |
50a14534 EB |
171 | }; |
172 | ||
69c4125a RN |
173 | typedef struct { |
174 | GtkWidget *x_spin; | |
175 | GtkWidget *y_spin; | |
176 | // UTM widgets | |
177 | GtkWidget *ce_spin; // top left | |
178 | GtkWidget *cn_spin; // " | |
179 | GtkWidget *utm_zone_spin; | |
180 | GtkWidget *utm_letter_entry; | |
181 | ||
182 | GtkWidget *lat_tl_spin; | |
183 | GtkWidget *lon_tl_spin; | |
184 | GtkWidget *lat_br_spin; | |
185 | GtkWidget *lon_br_spin; | |
186 | // | |
187 | GtkWidget *tabs; | |
188 | GtkWidget *imageentry; | |
189 | } changeable_widgets; | |
190 | ||
50a14534 EB |
191 | struct _VikGeorefLayer { |
192 | VikLayer vl; | |
193 | gchar *image; | |
194 | GdkPixbuf *pixbuf; | |
b7a0cc40 RN |
195 | guint8 alpha; |
196 | ||
69c4125a | 197 | struct UTM corner; // Top Left |
50a14534 | 198 | gdouble mpp_easting, mpp_northing; |
69c4125a | 199 | struct LatLon ll_br; // Bottom Right |
50a14534 EB |
200 | guint width, height; |
201 | ||
f3505ea3 MR |
202 | GdkPixbuf *scaled; |
203 | guint32 scaled_width, scaled_height; | |
204 | ||
50a14534 | 205 | gint click_x, click_y; |
69c4125a | 206 | changeable_widgets cw; |
50a14534 EB |
207 | }; |
208 | ||
3bd57299 RN |
209 | static VikLayerParam io_prefs[] = { |
210 | { VIK_LAYER_NUM_TYPES, VIKING_PREFERENCES_IO_NAMESPACE "georef_auto_read_world_file", VIK_LAYER_PARAM_BOOLEAN, VIK_LAYER_GROUP_NONE, N_("Auto Read World Files:"), VIK_LAYER_WIDGET_CHECKBUTTON, NULL, NULL, | |
211 | N_("Automatically attempt to read associated world file of a new image for a GeoRef layer"), NULL, NULL, NULL} | |
212 | }; | |
50a14534 | 213 | |
3bd57299 RN |
214 | void vik_georef_layer_init (void) |
215 | { | |
216 | VikLayerParamData tmp; | |
217 | tmp.b = TRUE; | |
218 | a_preferences_register(&io_prefs[0], tmp, VIKING_PREFERENCES_IO_GROUP_KEY); | |
219 | } | |
50a14534 EB |
220 | |
221 | GType vik_georef_layer_get_type () | |
222 | { | |
223 | static GType vgl_type = 0; | |
224 | ||
225 | if (!vgl_type) | |
226 | { | |
227 | static const GTypeInfo vgl_info = | |
228 | { | |
229 | sizeof (VikGeorefLayerClass), | |
230 | NULL, /* base_init */ | |
231 | NULL, /* base_finalize */ | |
232 | NULL, /* class init */ | |
233 | NULL, /* class_finalize */ | |
234 | NULL, /* class_data */ | |
235 | sizeof (VikGeorefLayer), | |
236 | 0, | |
237 | NULL /* instance init */ | |
238 | }; | |
239 | vgl_type = g_type_register_static ( VIK_LAYER_TYPE, "VikGeorefLayer", &vgl_info, 0 ); | |
240 | } | |
241 | ||
242 | return vgl_type; | |
243 | } | |
244 | ||
e6b64c5d RN |
245 | static const gchar* georef_layer_tooltip ( VikGeorefLayer *vgl ) |
246 | { | |
247 | return vgl->image; | |
248 | } | |
249 | ||
0a6cab71 AF |
250 | static void georef_layer_marshall( VikGeorefLayer *vgl, guint8 **data, gint *len ) |
251 | { | |
252 | vik_layer_marshall_params ( VIK_LAYER(vgl), data, len ); | |
253 | } | |
254 | ||
255 | static VikGeorefLayer *georef_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ) | |
256 | { | |
a7023a1b | 257 | VikGeorefLayer *rv = georef_layer_new ( vvp ); |
0a6cab71 AF |
258 | vik_layer_unmarshall_params ( VIK_LAYER(rv), data, len, vvp ); |
259 | if (rv->image) { | |
fd22ce3e | 260 | georef_layer_load_image ( rv, vvp, TRUE ); |
0a6cab71 AF |
261 | } |
262 | return rv; | |
263 | } | |
264 | ||
158b3642 | 265 | static gboolean georef_layer_set_param ( VikGeorefLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ) |
50a14534 EB |
266 | { |
267 | switch ( id ) | |
268 | { | |
269 | case PARAM_IMAGE: georef_layer_set_image ( vgl, data.s ); break; | |
270 | case PARAM_CN: vgl->corner.northing = data.d; break; | |
271 | case PARAM_CE: vgl->corner.easting = data.d; break; | |
272 | case PARAM_MN: vgl->mpp_northing = data.d; break; | |
69c4125a RN |
273 | case PARAM_ME: vgl->mpp_easting = data.d; break; |
274 | case PARAM_CZ: if ( data.u <= 60 ) vgl->corner.zone = data.u; break; | |
275 | case PARAM_CL: if ( data.u >= 65 || data.u <= 90 ) vgl->corner.letter = data.u; break; | |
b7a0cc40 | 276 | case PARAM_AA: if ( data.u <= 255 ) vgl->alpha = data.u; break; |
9351abc4 | 277 | default: break; |
50a14534 EB |
278 | } |
279 | return TRUE; | |
280 | } | |
281 | ||
584cb1cf RN |
282 | static void create_image_file ( VikGeorefLayer *vgl ) |
283 | { | |
284 | // Create in .viking-maps | |
285 | gchar *filename = g_strconcat ( maps_layer_default_dir(), vik_layer_get_name(VIK_LAYER(vgl)), ".jpg", NULL ); | |
286 | GError *error = NULL; | |
287 | gdk_pixbuf_save ( vgl->pixbuf, filename, "jpeg", &error, NULL ); | |
288 | if ( error ) { | |
289 | g_warning ( "%s", error->message ); | |
290 | g_error_free ( error ); | |
291 | } | |
292 | else | |
293 | vgl->image = g_strdup ( filename ); | |
294 | ||
295 | g_free ( filename ); | |
296 | } | |
297 | ||
158b3642 | 298 | static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation ) |
50a14534 EB |
299 | { |
300 | VikLayerParamData rv; | |
301 | switch ( id ) | |
302 | { | |
88542aa9 RN |
303 | case PARAM_IMAGE: { |
304 | gboolean set = FALSE; | |
305 | if ( is_file_operation ) { | |
584cb1cf RN |
306 | if ( vgl->pixbuf && !vgl->image ) { |
307 | // Force creation of image file | |
308 | create_image_file ( vgl ); | |
309 | } | |
88542aa9 RN |
310 | if ( a_vik_get_file_ref_format() == VIK_FILE_REF_FORMAT_RELATIVE ) { |
311 | gchar *cwd = g_get_current_dir(); | |
312 | if ( cwd ) { | |
313 | rv.s = file_GetRelativeFilename ( cwd, vgl->image ); | |
584cb1cf RN |
314 | if ( !rv.s ) rv.s = ""; |
315 | set = TRUE; | |
316 | } | |
317 | } | |
88542aa9 RN |
318 | } |
319 | if ( !set ) | |
320 | rv.s = vgl->image ? vgl->image : ""; | |
321 | break; | |
322 | } | |
50a14534 EB |
323 | case PARAM_CN: rv.d = vgl->corner.northing; break; |
324 | case PARAM_CE: rv.d = vgl->corner.easting; break; | |
325 | case PARAM_MN: rv.d = vgl->mpp_northing; break; | |
326 | case PARAM_ME: rv.d = vgl->mpp_easting; break; | |
69c4125a RN |
327 | case PARAM_CZ: rv.u = vgl->corner.zone; break; |
328 | case PARAM_CL: rv.u = vgl->corner.letter; break; | |
b7a0cc40 | 329 | case PARAM_AA: rv.u = vgl->alpha; break; |
9351abc4 | 330 | default: break; |
50a14534 EB |
331 | } |
332 | return rv; | |
333 | } | |
334 | ||
a7023a1b | 335 | static VikGeorefLayer *georef_layer_new ( VikViewport *vvp ) |
50a14534 EB |
336 | { |
337 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( g_object_new ( VIK_GEOREF_LAYER_TYPE, NULL ) ); | |
a0c65899 | 338 | vik_layer_set_type ( VIK_LAYER(vgl), VIK_LAYER_GEOREF ); |
50a14534 | 339 | |
a7023a1b RN |
340 | // Since GeoRef layer doesn't use uibuilder |
341 | // initializing this way won't do anything yet.. | |
342 | vik_layer_set_defaults ( VIK_LAYER(vgl), vvp ); | |
343 | ||
26342bd8 RN |
344 | // Make these defaults based on the current view |
345 | vgl->mpp_northing = vik_viewport_get_ympp ( vvp ); | |
346 | vgl->mpp_easting = vik_viewport_get_xmpp ( vvp ); | |
347 | vik_coord_to_utm ( vik_viewport_get_center ( vvp ), &(vgl->corner) ); | |
348 | ||
50a14534 EB |
349 | vgl->image = NULL; |
350 | vgl->pixbuf = NULL; | |
351 | vgl->click_x = -1; | |
352 | vgl->click_y = -1; | |
f3505ea3 MR |
353 | vgl->scaled = NULL; |
354 | vgl->scaled_width = 0; | |
355 | vgl->scaled_height = 0; | |
69c4125a RN |
356 | vgl->ll_br.lat = 0.0; |
357 | vgl->ll_br.lon = 0.0; | |
b7a0cc40 | 358 | vgl->alpha = 255; |
50a14534 EB |
359 | return vgl; |
360 | } | |
361 | ||
f783290c RN |
362 | /** |
363 | * Return mpp for the given coords, coord mode and image size. | |
364 | */ | |
365 | static void georef_layer_mpp_from_coords ( VikCoordMode mode, struct LatLon ll_tl, struct LatLon ll_br, guint width, guint height, gdouble *xmpp, gdouble *ympp ) | |
366 | { | |
367 | struct LatLon ll_tr; | |
368 | ll_tr.lat = ll_tl.lat; | |
369 | ll_tr.lon = ll_br.lon; | |
370 | ||
371 | struct LatLon ll_bl; | |
372 | ll_bl.lat = ll_br.lat; | |
373 | ll_bl.lon = ll_tl.lon; | |
374 | ||
375 | // UTM mode should be exact MPP | |
376 | gdouble factor = 1.0; | |
377 | if ( mode == VIK_COORD_LATLON ) { | |
378 | // NB the 1.193 - is at the Equator. | |
379 | // http://wiki.openstreetmap.org/wiki/Zoom_levels | |
380 | ||
381 | // Convert from actual image MPP to Viking 'pixelfact' | |
382 | gdouble mid_lat = (ll_bl.lat + ll_tr.lat ) / 2.0; | |
383 | // Protect against div by zero (but shouldn't have 90 degrees for mid latitude...) | |
384 | if ( fabs(mid_lat) < 89.9 ) | |
385 | factor = cos(DEG2RAD(mid_lat)) * 1.193; | |
386 | } | |
387 | ||
388 | gdouble diffx = a_coords_latlon_diff ( &ll_tl, &ll_tr ); | |
389 | *xmpp = (diffx / width) / factor; | |
390 | ||
391 | gdouble diffy = a_coords_latlon_diff ( &ll_tl, &ll_bl ); | |
392 | *ympp = (diffy / height) / factor; | |
393 | } | |
394 | ||
fd22ce3e | 395 | static void georef_layer_draw ( VikGeorefLayer *vgl, VikViewport *vp ) |
50a14534 | 396 | { |
50a14534 EB |
397 | if ( vgl->pixbuf ) |
398 | { | |
50a14534 | 399 | gdouble xmpp = vik_viewport_get_xmpp(vp), ympp = vik_viewport_get_ympp(vp); |
be75ec20 MR |
400 | GdkPixbuf *pixbuf = vgl->pixbuf; |
401 | guint layer_width = vgl->width; | |
402 | guint layer_height = vgl->height; | |
403 | ||
be75ec20 MR |
404 | guint width = vik_viewport_get_width(vp), height = vik_viewport_get_height(vp); |
405 | gint32 x, y; | |
be75ec20 MR |
406 | VikCoord corner_coord; |
407 | vik_coord_load_from_utm ( &corner_coord, vik_viewport_get_coord_mode(vp), &(vgl->corner) ); | |
408 | vik_viewport_coord_to_screen ( vp, &corner_coord, &x, &y ); | |
1b4b9e3b RN |
409 | |
410 | /* mark to scale the pixbuf if it doesn't match our dimensions */ | |
411 | gboolean scale = FALSE; | |
412 | if ( xmpp != vgl->mpp_easting || ympp != vgl->mpp_northing ) | |
413 | { | |
414 | scale = TRUE; | |
415 | layer_width = round(vgl->width * vgl->mpp_easting / xmpp); | |
416 | layer_height = round(vgl->height * vgl->mpp_northing / ympp); | |
417 | } | |
418 | ||
419 | // If image not in viewport bounds - no need to draw it (or bother with any scaling) | |
420 | if ( (x < 0 || x < width) && (y < 0 || y < height) && x+layer_width > 0 && y+layer_height > 0 ) { | |
421 | ||
422 | if ( scale ) | |
423 | { | |
424 | /* rescale if necessary */ | |
425 | if (layer_width == vgl->scaled_width && layer_height == vgl->scaled_height && vgl->scaled != NULL) | |
426 | pixbuf = vgl->scaled; | |
427 | else | |
428 | { | |
429 | pixbuf = gdk_pixbuf_scale_simple( | |
430 | vgl->pixbuf, | |
431 | layer_width, | |
432 | layer_height, | |
433 | GDK_INTERP_BILINEAR | |
434 | ); | |
435 | ||
436 | if (vgl->scaled != NULL) | |
437 | g_object_unref(vgl->scaled); | |
438 | ||
439 | vgl->scaled = pixbuf; | |
440 | vgl->scaled_width = layer_width; | |
441 | vgl->scaled_height = layer_height; | |
442 | } | |
443 | } | |
be75ec20 | 444 | vik_viewport_draw_pixbuf ( vp, pixbuf, 0, 0, x, y, layer_width, layer_height ); /* todo: draw only what we need to. */ |
1b4b9e3b | 445 | } |
50a14534 EB |
446 | } |
447 | } | |
448 | ||
449 | static void georef_layer_free ( VikGeorefLayer *vgl ) | |
450 | { | |
451 | if ( vgl->image != NULL ) | |
452 | g_free ( vgl->image ); | |
f3505ea3 MR |
453 | if ( vgl->scaled != NULL ) |
454 | g_object_unref ( vgl->scaled ); | |
50a14534 EB |
455 | } |
456 | ||
a6b90ba4 | 457 | static VikGeorefLayer *georef_layer_create ( VikViewport *vp ) |
50a14534 | 458 | { |
a7023a1b | 459 | return georef_layer_new ( vp ); |
50a14534 EB |
460 | } |
461 | ||
a6b90ba4 | 462 | static gboolean georef_layer_properties ( VikGeorefLayer *vgl, gpointer vp ) |
50a14534 | 463 | { |
f6d4661b | 464 | return georef_layer_dialog ( vgl, vp, VIK_GTK_WINDOW_FROM_WIDGET(vp) ); |
50a14534 EB |
465 | } |
466 | ||
fd22ce3e | 467 | static void georef_layer_load_image ( VikGeorefLayer *vgl, VikViewport *vp, gboolean from_file ) |
50a14534 EB |
468 | { |
469 | GError *gx = NULL; | |
470 | if ( vgl->image == NULL ) | |
471 | return; | |
472 | ||
473 | if ( vgl->pixbuf ) | |
474 | g_object_unref ( G_OBJECT(vgl->pixbuf) ); | |
f3505ea3 MR |
475 | if ( vgl->scaled ) |
476 | { | |
477 | g_object_unref ( G_OBJECT(vgl->scaled) ); | |
478 | vgl->scaled = NULL; | |
479 | } | |
50a14534 EB |
480 | |
481 | vgl->pixbuf = gdk_pixbuf_new_from_file ( vgl->image, &gx ); | |
482 | ||
483 | if (gx) | |
484 | { | |
28424566 RN |
485 | if ( !from_file ) |
486 | a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(vp), _("Couldn't open image file: %s"), gx->message ); | |
50a14534 EB |
487 | g_error_free ( gx ); |
488 | } | |
489 | else | |
490 | { | |
491 | vgl->width = gdk_pixbuf_get_width ( vgl->pixbuf ); | |
492 | vgl->height = gdk_pixbuf_get_height ( vgl->pixbuf ); | |
b7a0cc40 | 493 | |
8f45d0be | 494 | if ( vgl->pixbuf && vgl->alpha <= 255 ) |
b7a0cc40 | 495 | vgl->pixbuf = ui_pixbuf_set_alpha ( vgl->pixbuf, vgl->alpha ); |
50a14534 | 496 | } |
50a14534 EB |
497 | /* should find length and width here too */ |
498 | } | |
499 | ||
500 | static void georef_layer_set_image ( VikGeorefLayer *vgl, const gchar *image ) | |
501 | { | |
502 | if ( vgl->image ) | |
503 | g_free ( vgl->image ); | |
f3505ea3 MR |
504 | if ( vgl->scaled ) |
505 | { | |
506 | g_object_unref ( vgl->scaled ); | |
507 | vgl->scaled = NULL; | |
508 | } | |
50a14534 EB |
509 | if ( image == NULL ) |
510 | vgl->image = NULL; | |
1b14d0d2 RN |
511 | |
512 | if ( g_strcmp0 (image, "") != 0 ) | |
513 | vgl->image = vu_get_canonical_filename ( VIK_LAYER(vgl), image ); | |
514 | else | |
515 | vgl->image = g_strdup (image); | |
50a14534 EB |
516 | } |
517 | ||
92e8adf5 RN |
518 | // Only positive values allowed here |
519 | static void gdouble2spinwidget ( GtkWidget *widget, gdouble val ) | |
50a14534 | 520 | { |
92e8adf5 RN |
521 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(widget), val > 0 ? val : -val ); |
522 | } | |
523 | ||
524 | static void set_widget_values ( changeable_widgets *cw, gdouble values[4] ) | |
525 | { | |
526 | gdouble2spinwidget ( cw->x_spin, values[0] ); | |
527 | gdouble2spinwidget ( cw->y_spin, values[1] ); | |
528 | gdouble2spinwidget ( cw->ce_spin, values[2] ); | |
529 | gdouble2spinwidget ( cw->cn_spin, values[3] ); | |
530 | } | |
531 | ||
532 | static gboolean world_file_read_line ( FILE *ff, gdouble *value, gboolean use_value ) | |
533 | { | |
534 | gboolean answer = TRUE; // Success | |
535 | gchar buffer[1024]; | |
536 | if ( !fgets ( buffer, 1024, ff ) ) { | |
537 | answer = FALSE; | |
50a14534 | 538 | } |
92e8adf5 RN |
539 | if ( answer && use_value ) |
540 | *value = g_strtod ( buffer, NULL ); | |
541 | ||
542 | return answer; | |
543 | } | |
544 | ||
545 | /** | |
546 | * http://en.wikipedia.org/wiki/World_file | |
547 | * | |
548 | * Note world files do not define the units and nor are the units standardized :( | |
549 | * Currently Viking only supports: | |
550 | * x&y scale as meters per pixel | |
551 | * x&y coords as UTM eastings and northings respectively | |
552 | */ | |
553 | static gint world_file_read_file ( const gchar* filename, gdouble values[4] ) | |
554 | { | |
555 | g_debug ("%s - trying world file %s", __FUNCTION__, filename); | |
556 | ||
557 | FILE *f = g_fopen ( filename, "r" ); | |
558 | if ( !f ) | |
559 | return 1; | |
560 | else { | |
561 | gint answer = 2; // Not enough info read yet | |
562 | // **We do not handle 'skew' values ATM - normally they are a value of 0 anyway to align with the UTM grid | |
563 | if ( world_file_read_line ( f, &values[0], TRUE ) // x scale | |
564 | && world_file_read_line ( f, NULL, FALSE ) // Ignore value in y-skew line** | |
565 | && world_file_read_line ( f, NULL, FALSE ) // Ignore value in x-skew line** | |
566 | && world_file_read_line ( f, &values[1], TRUE ) // y scale | |
567 | && world_file_read_line ( f, &values[2], TRUE ) // x-coordinate of the upper left pixel | |
568 | && world_file_read_line ( f, &values[3], TRUE ) // y-coordinate of the upper left pixel | |
569 | ) | |
570 | { | |
571 | // Success | |
572 | g_debug ("%s - %s - world file read success", __FUNCTION__, filename); | |
573 | answer = 0; | |
574 | } | |
575 | fclose ( f ); | |
576 | return answer; | |
50a14534 | 577 | } |
50a14534 EB |
578 | } |
579 | ||
92e8adf5 | 580 | static void georef_layer_dialog_load ( changeable_widgets *cw ) |
50a14534 | 581 | { |
6e4a49aa MA |
582 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), |
583 | NULL, | |
584 | GTK_FILE_CHOOSER_ACTION_OPEN, | |
585 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
586 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
587 | NULL); | |
588 | ||
589 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
50a14534 | 590 | { |
92e8adf5 RN |
591 | gdouble values[4]; |
592 | gint answer = world_file_read_file ( gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(file_selector)), values ); | |
593 | if ( answer == 1 ) | |
594 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(cw->x_spin), _("The World file you requested could not be opened for reading.") ); | |
595 | else if ( answer == 2 ) | |
596 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(cw->x_spin), _("Unexpected end of file reading World file.") ); | |
597 | else | |
598 | // NB answer should == 0 for success | |
599 | set_widget_values ( cw, values ); | |
50a14534 | 600 | } |
92e8adf5 RN |
601 | |
602 | gtk_widget_destroy ( file_selector ); | |
50a14534 EB |
603 | } |
604 | ||
605 | static void georef_layer_export_params ( gpointer *pass_along[2] ) | |
606 | { | |
607 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER(pass_along[0]); | |
6e4a49aa MA |
608 | GtkWidget *file_selector = gtk_file_chooser_dialog_new (_("Choose World file"), |
609 | NULL, | |
610 | GTK_FILE_CHOOSER_ACTION_SAVE, | |
611 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
612 | GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
613 | NULL); | |
614 | if ( gtk_dialog_run ( GTK_DIALOG ( file_selector ) ) == GTK_RESPONSE_ACCEPT ) | |
50a14534 | 615 | { |
8c060406 | 616 | FILE *f = g_fopen ( gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(file_selector) ), "w" ); |
6e4a49aa | 617 | |
50a14534 EB |
618 | gtk_widget_destroy ( file_selector ); |
619 | if ( !f ) | |
620 | { | |
4c77d5e0 | 621 | a_dialog_error_msg ( VIK_GTK_WINDOW_FROM_WIDGET(pass_along[0]), _("The file you requested could not be opened for writing.") ); |
50a14534 EB |
622 | return; |
623 | } | |
624 | else | |
625 | { | |
626 | 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 ); | |
627 | fclose ( f ); | |
8c060406 | 628 | f = NULL; |
50a14534 EB |
629 | } |
630 | } | |
631 | else | |
632 | gtk_widget_destroy ( file_selector ); | |
633 | } | |
634 | ||
3bd57299 RN |
635 | /** |
636 | * Auto attempt to read the world file associated with the image used for the georef | |
637 | * Based on simple file name conventions | |
638 | * Only attempted if the preference is on. | |
639 | */ | |
640 | static void maybe_read_world_file ( VikFileEntry *vfe, gpointer user_data ) | |
641 | { | |
642 | if ( a_preferences_get (VIKING_PREFERENCES_IO_NAMESPACE "georef_auto_read_world_file")->b ) { | |
643 | const gchar* filename = vik_file_entry_get_filename(VIK_FILE_ENTRY(vfe)); | |
644 | gdouble values[4]; | |
645 | if ( filename && user_data ) { | |
646 | ||
647 | changeable_widgets *cw = user_data; | |
648 | ||
649 | gboolean upper = g_ascii_isupper (filename[strlen(filename)-1]); | |
650 | gchar* filew = g_strconcat ( filename, (upper ? "W" : "w") , NULL ); | |
651 | ||
652 | if ( world_file_read_file ( filew, values ) == 0 ) { | |
653 | set_widget_values ( cw, values ); | |
654 | } | |
655 | else { | |
656 | if ( strlen(filename) > 3 ) { | |
657 | gchar* file0 = g_strndup ( filename, strlen(filename)-2 ); | |
658 | gchar* file1 = g_strdup_printf ( "%s%c%c", file0, filename[strlen(filename)-1], (upper ? 'W' : 'w') ); | |
659 | if ( world_file_read_file ( file1, values ) == 0 ) { | |
660 | set_widget_values ( cw, values ); | |
661 | } | |
662 | g_free ( file1 ); | |
663 | g_free ( file0 ); | |
664 | } | |
665 | } | |
666 | g_free ( filew ); | |
667 | } | |
668 | } | |
669 | } | |
670 | ||
69c4125a RN |
671 | static struct LatLon get_ll_tl (VikGeorefLayer *vgl) |
672 | { | |
673 | struct LatLon ll_tl; | |
674 | ll_tl.lat = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(vgl->cw.lat_tl_spin) ); | |
675 | ll_tl.lon = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(vgl->cw.lon_tl_spin) ); | |
676 | return ll_tl; | |
677 | } | |
678 | ||
679 | static struct LatLon get_ll_br (VikGeorefLayer *vgl) | |
680 | { | |
681 | struct LatLon ll_br; | |
682 | ll_br.lat = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(vgl->cw.lat_br_spin) ); | |
683 | ll_br.lon = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(vgl->cw.lon_br_spin) ); | |
684 | return ll_br; | |
685 | } | |
686 | ||
687 | // Align displayed UTM values with displayed Lat/Lon values | |
688 | static void align_utm2ll (VikGeorefLayer *vgl) | |
689 | { | |
690 | struct LatLon ll_tl = get_ll_tl (vgl); | |
691 | ||
692 | struct UTM utm; | |
693 | a_coords_latlon_to_utm ( &ll_tl, &utm ); | |
694 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.ce_spin), utm.easting ); | |
695 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.cn_spin), utm.northing ); | |
696 | ||
697 | gchar tmp_letter[2]; | |
698 | tmp_letter[0] = utm.letter; | |
699 | tmp_letter[1] = '\0'; | |
700 | gtk_entry_set_text ( GTK_ENTRY(vgl->cw.utm_letter_entry), tmp_letter ); | |
701 | ||
702 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.utm_zone_spin), utm.zone ); | |
703 | } | |
704 | ||
705 | // Align displayed Lat/Lon values with displayed UTM values | |
706 | static void align_ll2utm (VikGeorefLayer *vgl) | |
707 | { | |
708 | struct UTM corner; | |
709 | const gchar *letter = gtk_entry_get_text ( GTK_ENTRY(vgl->cw.utm_letter_entry) ); | |
710 | if (*letter) | |
711 | corner.letter = toupper(*letter); | |
712 | corner.zone = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(vgl->cw.utm_zone_spin) ); | |
713 | corner.easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(vgl->cw.ce_spin) ); | |
714 | corner.northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(vgl->cw.cn_spin) ); | |
715 | ||
716 | struct LatLon ll; | |
717 | a_coords_utm_to_latlon ( &corner, &ll ); | |
718 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.lat_tl_spin), ll.lat ); | |
719 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.lon_tl_spin), ll.lon ); | |
720 | } | |
721 | ||
722 | /** | |
723 | * Align coordinates between tabs as the user may have changed the values | |
724 | * Use this before acting on the user input | |
725 | * This is easier then trying to use the 'value-changed' signal for each individual coordinate | |
726 | * especiallly since it tends to end up in an infinite loop continually updating each other. | |
727 | */ | |
728 | static void align_coords ( VikGeorefLayer *vgl ) | |
729 | { | |
730 | if (gtk_notebook_get_current_page(GTK_NOTEBOOK(vgl->cw.tabs)) == 0) | |
731 | align_ll2utm ( vgl ); | |
732 | else | |
733 | align_utm2ll ( vgl ); | |
734 | } | |
735 | ||
736 | static void switch_tab (GtkNotebook *notebook, gpointer tab, guint tab_num, gpointer user_data) | |
737 | { | |
738 | VikGeorefLayer *vgl = user_data; | |
739 | if ( tab_num == 0 ) | |
740 | align_utm2ll (vgl); | |
741 | else | |
742 | align_ll2utm (vgl); | |
743 | } | |
744 | ||
745 | /** | |
746 | * | |
747 | */ | |
748 | static void check_br_is_good_or_msg_user ( VikGeorefLayer *vgl ) | |
749 | { | |
750 | // if a 'blank' ll value that's alright | |
751 | if ( vgl->ll_br.lat == 0.0 && vgl->ll_br.lon == 0.0 ) | |
752 | return; | |
753 | ||
754 | struct LatLon ll_tl = get_ll_tl (vgl); | |
755 | if ( ll_tl.lat < vgl->ll_br.lat || ll_tl.lon > vgl->ll_br.lon ) | |
756 | a_dialog_warning_msg ( VIK_GTK_WINDOW_FROM_LAYER(vgl), _("Lower right corner values may not be consistent with upper right values") ); | |
757 | } | |
758 | ||
759 | /** | |
760 | * | |
761 | */ | |
762 | static void calculate_mpp_from_coords ( GtkWidget *ww, VikGeorefLayer *vgl ) | |
763 | { | |
764 | const gchar* filename = vik_file_entry_get_filename(VIK_FILE_ENTRY(vgl->cw.imageentry)); | |
765 | if ( !filename ) { | |
766 | return; | |
767 | } | |
768 | GError *gx = NULL; | |
769 | GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file ( filename, &gx ); | |
770 | if ( gx ) { | |
771 | a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(ww), _("Couldn't open image file: %s"), gx->message ); | |
772 | g_error_free ( gx ); | |
773 | return; | |
774 | } | |
775 | ||
776 | guint width = gdk_pixbuf_get_width ( pixbuf ); | |
777 | guint height = gdk_pixbuf_get_height ( pixbuf ); | |
778 | ||
779 | if ( width == 0 || height == 0 ) { | |
780 | a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(ww), _("Invalid image size: %s"), filename); | |
781 | } | |
782 | else { | |
783 | align_coords ( vgl ); | |
784 | ||
785 | struct LatLon ll_tl = get_ll_tl (vgl); | |
786 | struct LatLon ll_br = get_ll_br (vgl); | |
787 | ||
f783290c RN |
788 | gdouble xmpp, ympp; |
789 | georef_layer_mpp_from_coords ( VIK_COORD_LATLON, ll_tl, ll_br, width, height, &xmpp, &ympp ); | |
69c4125a RN |
790 | |
791 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.x_spin), xmpp ); | |
792 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(vgl->cw.y_spin), ympp ); | |
793 | ||
794 | check_br_is_good_or_msg_user ( vgl ); | |
795 | } | |
796 | ||
797 | g_object_unref ( G_OBJECT(pixbuf) ); | |
798 | } | |
799 | ||
800 | #define VIK_SETTINGS_GEOREF_TAB "georef_coordinate_tab" | |
801 | ||
50a14534 | 802 | /* returns TRUE if OK was pressed. */ |
f6d4661b | 803 | static gboolean georef_layer_dialog ( VikGeorefLayer *vgl, gpointer vp, GtkWindow *w ) |
50a14534 | 804 | { |
4c77d5e0 | 805 | GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Layer Properties"), |
50a14534 EB |
806 | w, |
807 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | |
808 | GTK_STOCK_CANCEL, | |
809 | GTK_RESPONSE_REJECT, | |
810 | GTK_STOCK_OK, | |
811 | GTK_RESPONSE_ACCEPT, | |
10888930 | 812 | NULL ); |
535747e9 RN |
813 | /* Default to reject as user really needs to specify map file first */ |
814 | gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
815 | GtkWidget *response_w = NULL; | |
816 | #if GTK_CHECK_VERSION (2, 20, 0) | |
817 | response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
818 | #endif | |
69c4125a | 819 | GtkWidget *table, *wfp_hbox, *wfp_label, *wfp_button, *ce_label, *cn_label, *xlabel, *ylabel, *imagelabel; |
92e8adf5 | 820 | changeable_widgets cw; |
50a14534 | 821 | |
69c4125a RN |
822 | GtkBox *dgbox = GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))); |
823 | table = gtk_table_new ( 4, 2, FALSE ); | |
824 | gtk_box_pack_start ( dgbox, table, TRUE, TRUE, 0 ); | |
50a14534 EB |
825 | |
826 | wfp_hbox = gtk_hbox_new ( FALSE, 0 ); | |
4c77d5e0 GB |
827 | wfp_label = gtk_label_new ( _("World File Parameters:") ); |
828 | wfp_button = gtk_button_new_with_label ( _("Load From File...") ); | |
50a14534 EB |
829 | |
830 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_label, TRUE, TRUE, 0 ); | |
831 | gtk_box_pack_start ( GTK_BOX(wfp_hbox), wfp_button, FALSE, FALSE, 3 ); | |
832 | ||
4c77d5e0 | 833 | ce_label = gtk_label_new ( _("Corner pixel easting:") ); |
92e8adf5 RN |
834 | cw.ce_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 1500000.0, 1, 5, 0 ), 1, 4 ); |
835 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cw.ce_spin), _("the UTM \"easting\" value of the upper-left corner pixel of the map") ); | |
50a14534 | 836 | |
4c77d5e0 | 837 | cn_label = gtk_label_new ( _("Corner pixel northing:") ); |
92e8adf5 RN |
838 | cw.cn_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, 0.0, 9000000.0, 1, 5, 0 ), 1, 4 ); |
839 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cw.cn_spin), _("the UTM \"northing\" value of the upper-left corner pixel of the map") ); | |
50a14534 | 840 | |
4c77d5e0 GB |
841 | xlabel = gtk_label_new ( _("X (easting) scale (mpp): ")); |
842 | ylabel = gtk_label_new ( _("Y (northing) scale (mpp): ")); | |
50a14534 | 843 | |
92e8adf5 RN |
844 | cw.x_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); |
845 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cw.x_spin), _("the scale of the map in the X direction (meters per pixel)") ); | |
846 | cw.y_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( 4, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 0 ), 1, 8 ); | |
847 | gtk_widget_set_tooltip_text ( GTK_WIDGET(cw.y_spin), _("the scale of the map in the Y direction (meters per pixel)") ); | |
50a14534 | 848 | |
4c77d5e0 | 849 | imagelabel = gtk_label_new ( _("Map Image:") ); |
69c4125a | 850 | cw.imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN, VF_FILTER_IMAGE, maybe_read_world_file, &cw); |
50a14534 | 851 | |
92e8adf5 RN |
852 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.ce_spin), vgl->corner.easting ); |
853 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.cn_spin), vgl->corner.northing ); | |
854 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.x_spin), vgl->mpp_easting ); | |
855 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.y_spin), vgl->mpp_northing ); | |
f6d4661b | 856 | if ( vgl->image ) |
69c4125a | 857 | vik_file_entry_set_filename ( VIK_FILE_ENTRY(cw.imageentry), vgl->image ); |
50a14534 EB |
858 | |
859 | gtk_table_attach_defaults ( GTK_TABLE(table), imagelabel, 0, 1, 0, 1 ); | |
69c4125a | 860 | gtk_table_attach_defaults ( GTK_TABLE(table), cw.imageentry, 1, 2, 0, 1 ); |
50a14534 EB |
861 | gtk_table_attach_defaults ( GTK_TABLE(table), wfp_hbox, 0, 2, 1, 2 ); |
862 | gtk_table_attach_defaults ( GTK_TABLE(table), xlabel, 0, 1, 2, 3 ); | |
92e8adf5 | 863 | gtk_table_attach_defaults ( GTK_TABLE(table), cw.x_spin, 1, 2, 2, 3 ); |
50a14534 | 864 | gtk_table_attach_defaults ( GTK_TABLE(table), ylabel, 0, 1, 3, 4 ); |
92e8adf5 | 865 | gtk_table_attach_defaults ( GTK_TABLE(table), cw.y_spin, 1, 2, 3, 4 ); |
69c4125a RN |
866 | |
867 | cw.tabs = gtk_notebook_new(); | |
868 | GtkWidget *table_utm = gtk_table_new ( 3, 2, FALSE ); | |
869 | ||
870 | gtk_table_attach_defaults ( GTK_TABLE(table_utm), ce_label, 0, 1, 0, 1 ); | |
871 | gtk_table_attach_defaults ( GTK_TABLE(table_utm), cw.ce_spin, 1, 2, 0, 1 ); | |
872 | gtk_table_attach_defaults ( GTK_TABLE(table_utm), cn_label, 0, 1, 1, 2 ); | |
873 | gtk_table_attach_defaults ( GTK_TABLE(table_utm), cw.cn_spin, 1, 2, 1, 2 ); | |
874 | ||
875 | GtkWidget *utm_hbox = gtk_hbox_new ( FALSE, 0 ); | |
876 | cw.utm_zone_spin = gtk_spin_button_new ((GtkAdjustment*)gtk_adjustment_new( vgl->corner.zone, 1, 60, 1, 5, 0 ), 1, 0 ); | |
877 | gtk_box_pack_start ( GTK_BOX(utm_hbox), gtk_label_new(_("Zone:")), TRUE, TRUE, 0 ); | |
878 | gtk_box_pack_start ( GTK_BOX(utm_hbox), cw.utm_zone_spin, TRUE, TRUE, 0 ); | |
879 | gtk_box_pack_start ( GTK_BOX(utm_hbox), gtk_label_new(_("Letter:")), TRUE, TRUE, 0 ); | |
880 | cw.utm_letter_entry = gtk_entry_new (); | |
881 | gtk_entry_set_max_length ( GTK_ENTRY(cw.utm_letter_entry), 1 ); | |
882 | gtk_entry_set_width_chars ( GTK_ENTRY(cw.utm_letter_entry), 2 ); | |
883 | gchar tmp_letter[2]; | |
884 | tmp_letter[0] = vgl->corner.letter; | |
885 | tmp_letter[1] = '\0'; | |
886 | gtk_entry_set_text ( GTK_ENTRY(cw.utm_letter_entry), tmp_letter ); | |
887 | gtk_box_pack_start ( GTK_BOX(utm_hbox), cw.utm_letter_entry, TRUE, TRUE, 0 ); | |
888 | ||
889 | gtk_table_attach_defaults ( GTK_TABLE(table_utm), utm_hbox, 0, 2, 2, 3 ); | |
890 | ||
891 | // Lat/Lon | |
892 | GtkWidget *table_ll = gtk_table_new ( 5, 2, FALSE ); | |
893 | ||
894 | GtkWidget *lat_tl_label = gtk_label_new ( _("Upper left latitude:") ); | |
895 | cw.lat_tl_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new (0.0,-90,90.0,0.05,0.1,0), 0.1, 6 ); | |
896 | GtkWidget *lon_tl_label = gtk_label_new ( _("Upper left longitude:") ); | |
897 | cw.lon_tl_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new (0.0,-180,180.0,0.05,0.1,0), 0.1, 6 ); | |
898 | GtkWidget *lat_br_label = gtk_label_new ( _("Lower right latitude:") ); | |
899 | cw.lat_br_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new (0.0,-90,90.0,0.05,0.1,0), 0.1, 6 ); | |
900 | GtkWidget *lon_br_label = gtk_label_new ( _("Lower right longitude:") ); | |
901 | cw.lon_br_spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new (0.0,-180.0,180.0,0.05,0.1,0), 0.1, 6 ); | |
902 | ||
903 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), lat_tl_label, 0, 1, 0, 1 ); | |
904 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), cw.lat_tl_spin, 1, 2, 0, 1 ); | |
905 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), lon_tl_label, 0, 1, 1, 2 ); | |
906 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), cw.lon_tl_spin, 1, 2, 1, 2 ); | |
907 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), lat_br_label, 0, 1, 2, 3 ); | |
908 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), cw.lat_br_spin, 1, 2, 2, 3 ); | |
909 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), lon_br_label, 0, 1, 3, 4 ); | |
910 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), cw.lon_br_spin, 1, 2, 3, 4 ); | |
911 | ||
912 | GtkWidget *calc_mpp_button = gtk_button_new_with_label ( _("Calculate MPP values from coordinates") ); | |
913 | gtk_widget_set_tooltip_text ( calc_mpp_button, _("Enter all corner coordinates before calculating the MPP values from the image size") ); | |
914 | gtk_table_attach_defaults ( GTK_TABLE(table_ll), calc_mpp_button, 0, 2, 4, 5 ); | |
915 | ||
916 | VikCoord vc; | |
917 | vik_coord_load_from_utm (&vc, VIK_COORD_LATLON, &(vgl->corner)); | |
918 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.lat_tl_spin), vc.north_south ); | |
919 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.lon_tl_spin), vc.east_west ); | |
920 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.lat_br_spin), vgl->ll_br.lat ); | |
921 | gtk_spin_button_set_value ( GTK_SPIN_BUTTON(cw.lon_br_spin), vgl->ll_br.lon ); | |
922 | ||
923 | gtk_notebook_append_page(GTK_NOTEBOOK(cw.tabs), GTK_WIDGET(table_utm), gtk_label_new(_("UTM"))); | |
924 | gtk_notebook_append_page(GTK_NOTEBOOK(cw.tabs), GTK_WIDGET(table_ll), gtk_label_new(_("Latitude/Longitude"))); | |
925 | gtk_box_pack_start ( dgbox, cw.tabs, TRUE, TRUE, 0 ); | |
926 | ||
b7a0cc40 RN |
927 | GtkWidget *alpha_hbox = gtk_hbox_new ( FALSE, 0 ); |
928 | // GTK3 => GtkWidget *alpha_scale = gtk_scale_new_with_range ( GTK_ORIENTATION_HORIZONTAL, 0, 255, 1 ); | |
929 | GtkWidget *alpha_scale = gtk_hscale_new_with_range ( 0, 255, 1 ); | |
930 | gtk_scale_set_digits ( GTK_SCALE(alpha_scale), 0 ); | |
931 | gtk_range_set_value ( GTK_RANGE(alpha_scale), vgl->alpha ); | |
932 | gtk_box_pack_start ( GTK_BOX(alpha_hbox), gtk_label_new(_("Alpha:")), TRUE, TRUE, 0 ); | |
933 | gtk_box_pack_start ( GTK_BOX(alpha_hbox), alpha_scale, TRUE, TRUE, 0 ); | |
934 | gtk_box_pack_start ( dgbox, alpha_hbox, TRUE, TRUE, 0 ); | |
935 | ||
69c4125a RN |
936 | vgl->cw = cw; |
937 | ||
938 | g_signal_connect ( G_OBJECT(vgl->cw.tabs), "switch-page", G_CALLBACK(switch_tab), vgl ); | |
939 | g_signal_connect ( G_OBJECT(calc_mpp_button), "clicked", G_CALLBACK(calculate_mpp_from_coords), vgl ); | |
50a14534 | 940 | |
92e8adf5 | 941 | g_signal_connect_swapped ( G_OBJECT(wfp_button), "clicked", G_CALLBACK(georef_layer_dialog_load), &cw ); |
50a14534 | 942 | |
535747e9 RN |
943 | if ( response_w ) |
944 | gtk_widget_grab_focus ( response_w ); | |
945 | ||
69c4125a RN |
946 | gtk_widget_show_all ( dialog ); |
947 | ||
948 | // Remember setting the notebook page must be done after the widget is visible. | |
949 | gint page_num = 0; | |
950 | if ( a_settings_get_integer ( VIK_SETTINGS_GEOREF_TAB, &page_num ) ) | |
951 | if ( page_num < 0 || page_num > 1 ) | |
952 | page_num = 0; | |
953 | gtk_notebook_set_current_page ( GTK_NOTEBOOK(cw.tabs), page_num ); | |
50a14534 EB |
954 | |
955 | if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT ) | |
956 | { | |
69c4125a RN |
957 | align_coords ( vgl ); |
958 | ||
92e8adf5 RN |
959 | vgl->corner.easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cw.ce_spin) ); |
960 | vgl->corner.northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cw.cn_spin) ); | |
69c4125a RN |
961 | vgl->corner.zone = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(cw.utm_zone_spin) ); |
962 | const gchar *letter = gtk_entry_get_text ( GTK_ENTRY(cw.utm_letter_entry) ); | |
963 | if (*letter) | |
964 | vgl->corner.letter = toupper(*letter); | |
92e8adf5 RN |
965 | vgl->mpp_easting = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cw.x_spin) ); |
966 | vgl->mpp_northing = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(cw.y_spin) ); | |
69c4125a RN |
967 | vgl->ll_br = get_ll_br (vgl); |
968 | check_br_is_good_or_msg_user ( vgl ); | |
584cb1cf RN |
969 | // TODO check if image has changed otherwise no need to regenerate pixbuf |
970 | if ( !vgl->pixbuf ) | |
50a14534 | 971 | { |
584cb1cf RN |
972 | if ( g_strcmp0 (vgl->image, vik_file_entry_get_filename(VIK_FILE_ENTRY(cw.imageentry)) ) != 0 ) |
973 | { | |
974 | georef_layer_set_image ( vgl, vik_file_entry_get_filename(VIK_FILE_ENTRY(cw.imageentry)) ); | |
975 | georef_layer_load_image ( vgl, VIK_VIEWPORT(vp), FALSE ); | |
976 | } | |
50a14534 EB |
977 | } |
978 | ||
b7a0cc40 | 979 | vgl->alpha = (guint8) gtk_range_get_value ( GTK_RANGE(alpha_scale) ); |
8f45d0be | 980 | if ( vgl->pixbuf && vgl->alpha <= 255 ) |
b7a0cc40 | 981 | vgl->pixbuf = ui_pixbuf_set_alpha ( vgl->pixbuf, vgl->alpha ); |
8f45d0be | 982 | if ( vgl->scaled && vgl->alpha <= 255 ) |
b7a0cc40 RN |
983 | vgl->scaled = ui_pixbuf_set_alpha ( vgl->scaled, vgl->alpha ); |
984 | ||
69c4125a RN |
985 | a_settings_set_integer ( VIK_SETTINGS_GEOREF_TAB, gtk_notebook_get_current_page(GTK_NOTEBOOK(cw.tabs)) ); |
986 | ||
50a14534 EB |
987 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); |
988 | return TRUE; | |
989 | } | |
990 | gtk_widget_destroy ( GTK_WIDGET(dialog) ); | |
991 | return FALSE; | |
992 | } | |
993 | ||
994 | static void georef_layer_zoom_to_fit ( gpointer vgl_vlp[2] ) | |
995 | { | |
996 | vik_viewport_set_xmpp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_easting ); | |
997 | vik_viewport_set_ympp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_northing ); | |
998 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
999 | } | |
1000 | ||
1001 | static void georef_layer_goto_center ( gpointer vgl_vlp[2] ) | |
1002 | { | |
1003 | VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( vgl_vlp[0] ); | |
1004 | VikViewport *vp = vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])); | |
1005 | struct UTM utm; | |
1006 | VikCoord coord; | |
1007 | ||
1008 | vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm ); | |
1009 | ||
1010 | utm.easting = vgl->corner.easting + (vgl->width * vgl->mpp_easting / 2); /* only an approximation */ | |
1011 | utm.northing = vgl->corner.northing - (vgl->height * vgl->mpp_northing / 2); | |
1012 | ||
1013 | vik_coord_load_from_utm ( &coord, vik_viewport_get_coord_mode ( vp ), &utm ); | |
be5554c5 | 1014 | vik_viewport_set_center_coord ( vp, &coord, TRUE ); |
50a14534 EB |
1015 | |
1016 | vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) ); | |
1017 | } | |
1018 | ||
1019 | static void georef_layer_add_menu_items ( VikGeorefLayer *vgl, GtkMenu *menu, gpointer vlp ) | |
1020 | { | |
1021 | static gpointer pass_along[2]; | |
1022 | GtkWidget *item; | |
1023 | pass_along[0] = vgl; | |
1024 | pass_along[1] = vlp; | |
1025 | ||
1026 | item = gtk_menu_item_new(); | |
1027 | gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item ); | |
1028 | gtk_widget_show ( item ); | |
1029 | ||
d6de71f9 RN |
1030 | /* Now with icons */ |
1031 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Zoom to Fit Map") ); | |
1032 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_ZOOM_FIT, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
1033 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_zoom_to_fit), pass_along ); |
1034 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
1035 | gtk_widget_show ( item ); | |
1036 | ||
d6de71f9 RN |
1037 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Goto Map Center") ); |
1038 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_JUMP_TO, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
1039 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_goto_center), pass_along ); |
1040 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
1041 | gtk_widget_show ( item ); | |
1042 | ||
d6de71f9 RN |
1043 | item = gtk_image_menu_item_new_with_mnemonic ( _("_Export to World File") ); |
1044 | gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_HARDDISK, GTK_ICON_SIZE_MENU) ); | |
50a14534 EB |
1045 | g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(georef_layer_export_params), pass_along ); |
1046 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); | |
1047 | gtk_widget_show ( item ); | |
1048 | } | |
1049 | ||
941aa6e9 AF |
1050 | |
1051 | static gpointer georef_layer_move_create ( VikWindow *vw, VikViewport *vvp) | |
1052 | { | |
1053 | return vvp; | |
1054 | } | |
1055 | ||
50a14534 EB |
1056 | static gboolean georef_layer_move_release ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) |
1057 | { | |
941aa6e9 AF |
1058 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
1059 | return FALSE; | |
1060 | ||
50a14534 EB |
1061 | if ( vgl->click_x != -1 ) |
1062 | { | |
1063 | vgl->corner.easting += (event->x - vgl->click_x) * vik_viewport_get_xmpp (vvp); | |
1064 | vgl->corner.northing -= (event->y - vgl->click_y) * vik_viewport_get_ympp (vvp); | |
da121f9b | 1065 | vik_layer_emit_update ( VIK_LAYER(vgl) ); |
50a14534 EB |
1066 | return TRUE; |
1067 | } | |
1068 | return FALSE; /* I didn't move anything on this layer! */ | |
1069 | } | |
1070 | ||
941aa6e9 AF |
1071 | static gpointer georef_layer_zoom_create ( VikWindow *vw, VikViewport *vvp) |
1072 | { | |
1073 | return vvp; | |
1074 | } | |
1075 | ||
50a14534 EB |
1076 | static gboolean georef_layer_zoom_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) |
1077 | { | |
941aa6e9 AF |
1078 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
1079 | return FALSE; | |
50a14534 EB |
1080 | if ( event->button == 1 ) |
1081 | { | |
1082 | if ( vgl->mpp_easting < (VIK_VIEWPORT_MAX_ZOOM / 1.05) && vgl->mpp_northing < (VIK_VIEWPORT_MAX_ZOOM / 1.05) ) | |
1083 | { | |
1084 | vgl->mpp_easting *= 1.01; | |
1085 | vgl->mpp_northing *= 1.01; | |
1086 | } | |
1087 | } | |
1088 | else | |
1089 | { | |
1090 | if ( vgl->mpp_easting > (VIK_VIEWPORT_MIN_ZOOM * 1.05) && vgl->mpp_northing > (VIK_VIEWPORT_MIN_ZOOM * 1.05) ) | |
1091 | { | |
1092 | vgl->mpp_easting /= 1.01; | |
1093 | vgl->mpp_northing /= 1.01; | |
1094 | } | |
1095 | } | |
1096 | vik_viewport_set_xmpp ( vvp, vgl->mpp_easting ); | |
1097 | vik_viewport_set_ympp ( vvp, vgl->mpp_northing ); | |
da121f9b | 1098 | vik_layer_emit_update ( VIK_LAYER(vgl) ); |
50a14534 EB |
1099 | return TRUE; |
1100 | } | |
1101 | ||
1102 | static gboolean georef_layer_move_press ( VikGeorefLayer *vgl, GdkEventButton *event, VikViewport *vvp ) | |
1103 | { | |
941aa6e9 AF |
1104 | if (!vgl || vgl->vl.type != VIK_LAYER_GEOREF) |
1105 | return FALSE; | |
50a14534 EB |
1106 | vgl->click_x = event->x; |
1107 | vgl->click_y = event->y; | |
1108 | return TRUE; | |
1109 | } | |
584cb1cf RN |
1110 | |
1111 | static void goto_center_ll ( VikViewport *vp, | |
1112 | struct LatLon ll_tl, | |
1113 | struct LatLon ll_br ) | |
1114 | { | |
1115 | VikCoord vc_center; | |
1116 | struct LatLon ll_center; | |
1117 | ||
1118 | ll_center.lat = (ll_tl.lat + ll_br.lat) / 2.0; | |
1119 | ll_center.lon = (ll_tl.lon + ll_br.lon) / 2.0; | |
1120 | ||
1121 | vik_coord_load_from_latlon ( &vc_center, vik_viewport_get_coord_mode (vp), &ll_center ); | |
1122 | vik_viewport_set_center_coord ( vp, &vc_center, TRUE ); | |
1123 | } | |
1124 | ||
1125 | /** | |
1126 | * | |
1127 | */ | |
1128 | VikGeorefLayer *vik_georef_layer_create ( VikViewport *vp, | |
1129 | VikLayersPanel *vlp, | |
1130 | const gchar *name, | |
1131 | GdkPixbuf *pixbuf, | |
1132 | VikCoord *coord_tl, | |
1133 | VikCoord *coord_br ) | |
1134 | { | |
1135 | VikGeorefLayer *vgl = georef_layer_new ( vp ); | |
1136 | vik_layer_rename ( VIK_LAYER(vgl), name ); | |
1137 | ||
1138 | vgl->pixbuf = pixbuf; | |
1139 | ||
1140 | vik_coord_to_utm ( coord_tl, &(vgl->corner) ); | |
1141 | vik_coord_to_latlon ( coord_br, &(vgl->ll_br) ); | |
1142 | ||
1143 | if ( vgl->pixbuf ) { | |
1144 | vgl->width = gdk_pixbuf_get_width ( vgl->pixbuf ); | |
1145 | vgl->height = gdk_pixbuf_get_height ( vgl->pixbuf ); | |
1146 | ||
1147 | if ( vgl->width > 0 && vgl->height > 0 ) { | |
1148 | ||
1149 | struct LatLon ll_tl; | |
1150 | vik_coord_to_latlon ( coord_tl, &ll_tl); | |
1151 | struct LatLon ll_br; | |
1152 | vik_coord_to_latlon ( coord_br, &ll_br); | |
1153 | ||
1154 | VikCoordMode mode = vik_viewport_get_coord_mode (vp); | |
1155 | ||
1156 | gdouble xmpp, ympp; | |
1157 | georef_layer_mpp_from_coords ( mode, ll_tl, ll_br, vgl->width, vgl->height, &xmpp, &ympp ); | |
1158 | vgl->mpp_easting = xmpp; | |
1159 | vgl->mpp_northing = ympp; | |
1160 | ||
1161 | goto_center_ll ( vp, ll_tl, ll_br); | |
1162 | // Set best zoom level | |
1163 | struct LatLon maxmin[2] = { ll_tl, ll_br }; | |
1164 | vu_zoom_to_show_latlons ( vik_viewport_get_coord_mode(vp), vp, maxmin ); | |
1165 | ||
1166 | return vgl; | |
1167 | } | |
1168 | } | |
1169 | ||
1170 | // Bad image | |
1171 | georef_layer_free ( vgl ); | |
1172 | return NULL; | |
1173 | } |