#include <string.h>
#endif
#include <stdlib.h>
+#include <glib/gstdio.h>
#include <glib/gi18n.h>
-#include "config.h"
-#include "globals.h"
-#include "coords.h"
-#include "vikcoord.h"
-#include "download.h"
#include "background.h"
-#include "vikwaypoint.h"
-#include "viktrack.h"
-#include "vikviewport.h"
-#include "viktreeview.h"
-#include "viklayer.h"
-#include "vikaggregatelayer.h"
-#include "viklayerspanel.h"
+#include "viking.h"
#include "vikmapslayer.h"
#include "vikdemlayer.h"
-#include "dialog.h"
-
#include "dem.h"
#include "dems.h"
-
#include "icons/icons.h"
#define MAPS_CACHE_DIR maps_layer_default_dir()
#define UNUSED_LINE_THICKNESS 3
+static VikDEMLayer *dem_layer_new ( VikViewport *vvp );
+static void dem_layer_draw ( VikDEMLayer *vdl, VikViewport *vp );
+static void dem_layer_free ( VikDEMLayer *vdl );
+static VikDEMLayer *dem_layer_create ( VikViewport *vp );
static const gchar* dem_layer_tooltip( VikDEMLayer *vdl );
static void dem_layer_marshall( VikDEMLayer *vdl, guint8 **data, gint *len );
static VikDEMLayer *dem_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp );
DEM_TYPE_NONE,
};
+static VikLayerParamData color_default ( void ) {
+ VikLayerParamData data; gdk_color_parse ( "blue", &data.c ); return data;
+}
+
+static VikLayerParamData source_default ( void ) { return VIK_LPD_UINT ( DEM_SOURCE_SRTM ); }
+static VikLayerParamData type_default ( void ) { return VIK_LPD_UINT ( DEM_TYPE_HEIGHT ); }
+static VikLayerParamData min_elev_default ( void ) { return VIK_LPD_DOUBLE ( 0.0 ); }
+static VikLayerParamData max_elev_default ( void ) { return VIK_LPD_DOUBLE ( 1000.0 ); }
+
static VikLayerParam dem_layer_params[] = {
- { "files", VIK_LAYER_PARAM_STRING_LIST, VIK_LAYER_GROUP_NONE, N_("DEM Files:"), VIK_LAYER_WIDGET_FILELIST },
- { "source", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, N_("Download Source:"), VIK_LAYER_WIDGET_RADIOGROUP_STATIC, params_source, NULL },
- { "color", VIK_LAYER_PARAM_COLOR, VIK_LAYER_GROUP_NONE, N_("Min Elev Color:"), VIK_LAYER_WIDGET_COLOR, 0 },
- { "type", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, N_("Type:"), VIK_LAYER_WIDGET_RADIOGROUP_STATIC, params_type, NULL },
- { "min_elev", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_GROUP_NONE, N_("Min Elev:"), VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 0 },
- { "max_elev", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_GROUP_NONE, N_("Max Elev:"), VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 0 },
+ { VIK_LAYER_DEM, "files", VIK_LAYER_PARAM_STRING_LIST, VIK_LAYER_GROUP_NONE, N_("DEM Files:"), VIK_LAYER_WIDGET_FILELIST, NULL, NULL, NULL, NULL, NULL, NULL },
+ { VIK_LAYER_DEM, "source", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, N_("Download Source:"), VIK_LAYER_WIDGET_RADIOGROUP_STATIC, params_source, NULL, NULL, source_default, NULL, NULL },
+ { VIK_LAYER_DEM, "color", VIK_LAYER_PARAM_COLOR, VIK_LAYER_GROUP_NONE, N_("Min Elev Color:"), VIK_LAYER_WIDGET_COLOR, NULL, NULL, NULL, color_default, NULL, NULL },
+ { VIK_LAYER_DEM, "type", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, N_("Type:"), VIK_LAYER_WIDGET_RADIOGROUP_STATIC, params_type, NULL, NULL, type_default, NULL, NULL },
+ { VIK_LAYER_DEM, "min_elev", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_GROUP_NONE, N_("Min Elev:"), VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 0, NULL, NULL, min_elev_default, NULL, NULL },
+ { VIK_LAYER_DEM, "max_elev", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_GROUP_NONE, N_("Max Elev:"), VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 0, NULL, NULL, max_elev_default, NULL, NULL },
};
(VikToolMouseFunc) dem_layer_download_click, NULL, (VikToolMouseFunc) dem_layer_download_release,
(VikToolKeyFunc) NULL,
FALSE,
- GDK_CURSOR_IS_PIXMAP, &cursor_demdl_pixbuf },
+ GDK_CURSOR_IS_PIXMAP, &cursor_demdl_pixbuf, NULL },
};
VIK_MENU_ITEM_ALL,
- (VikLayerFuncCreate) vik_dem_layer_create,
+ (VikLayerFuncCreate) dem_layer_create,
(VikLayerFuncRealize) NULL,
(VikLayerFuncPostRead) dem_layer_post_read,
- (VikLayerFuncFree) vik_dem_layer_free,
+ (VikLayerFuncFree) dem_layer_free,
(VikLayerFuncProperties) NULL,
- (VikLayerFuncDraw) vik_dem_layer_draw,
+ (VikLayerFuncDraw) dem_layer_draw,
(VikLayerFuncChangeCoordMode) NULL,
(VikLayerFuncSetMenuItemsSelection) NULL,
(VikLayerFuncSetParam) dem_layer_set_param,
(VikLayerFuncGetParam) dem_layer_get_param,
+ (VikLayerFuncChangeParam) NULL,
(VikLayerFuncReadFileData) NULL,
(VikLayerFuncWriteFileData) NULL,
GList *files;
gdouble min_elev;
gdouble max_elev;
- GdkGC *color;
+ GdkColor color;
guint source;
guint type;
+
+ // right click menu only stuff - similar to mapslayer
+ GtkMenu *right_click_menu;
};
GType vik_dem_layer_get_type ()
static VikDEMLayer *dem_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp )
{
- VikDEMLayer *rv = vik_dem_layer_new ();
+ VikDEMLayer *rv = dem_layer_new ( vvp );
gint i;
/* TODO: share GCS between layers */
- for ( i = 0; i < DEM_N_HEIGHT_COLORS; i++ )
- rv->gcs[i] = vik_viewport_new_gc ( vvp, dem_height_colors[i], UNUSED_LINE_THICKNESS );
-
+ for ( i = 0; i < DEM_N_HEIGHT_COLORS; i++ ) {
+ if ( i == 0 )
+ rv->gcs[i] = vik_viewport_new_gc_from_color ( vvp, &(rv->color), UNUSED_LINE_THICKNESS );
+ else
+ rv->gcs[i] = vik_viewport_new_gc ( vvp, dem_height_colors[i], UNUSED_LINE_THICKNESS );
+ }
for ( i = 0; i < DEM_N_GRADIENT_COLORS; i++ )
rv->gcsgradient[i] = vik_viewport_new_gc ( vvp, dem_gradient_colors[i], UNUSED_LINE_THICKNESS );
//gdk_threads_enter();
// Test is helpful to prevent Gtk-CRITICAL warnings if the program is exitted whilst loading
if ( IS_VIK_LAYER(dltd->vdl) )
- vik_layer_emit_update ( VIK_LAYER(dltd->vdl), TRUE ); // Yes update from background thread
+ vik_layer_emit_update ( VIK_LAYER(dltd->vdl) ); // NB update from background thread
//gdk_threads_leave();
return result;
// Thus we can see/use what was done
}
+/**
+ * Process the list of DEM files and convert each one to a relative path
+ */
+static GList *dem_layer_convert_to_relative_filenaming ( GList *files )
+{
+ gchar *cwd = g_get_current_dir();
+ if ( !cwd )
+ return files;
+
+ GList *relfiles = NULL;
+
+ while ( files ) {
+ gchar *file = g_strdup ( file_GetRelativeFilename ( cwd, files->data ) );
+ relfiles = g_list_prepend ( relfiles, file );
+ files = files->next;
+ }
+
+ g_free ( cwd );
+
+ if ( relfiles ) {
+ // Replacing current list, so delete old values first.
+ GList *iter = files;
+ while ( iter ) {
+ g_free ( iter->data );
+ iter = iter->next;
+ }
+ g_list_free ( files );
+
+ return relfiles;
+ }
+
+ return files;
+}
+
gboolean dem_layer_set_param ( VikDEMLayer *vdl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation )
{
switch ( id )
{
- case PARAM_COLOR: gdk_gc_set_rgb_fg_color ( vdl->gcs[0], &(data.c) ); break;
+ case PARAM_COLOR: vdl->color = data.c; gdk_gc_set_rgb_fg_color ( vdl->gcs[0], &(vdl->color) ); break;
case PARAM_SOURCE: vdl->source = data.u; break;
case PARAM_TYPE: vdl->type = data.u; break;
case PARAM_MIN_ELEV:
a_dems_list_free ( vdl->files );
// Set file list so any other intermediate screen drawing updates will show currently loaded DEMs by the working thread
vdl->files = data.sl;
- // Thread Load
- dem_load_thread_data *dltd = g_malloc ( sizeof(dem_load_thread_data) );
- dltd->vdl = vdl;
- dltd->vdl->files = data.sl;
-
- a_background_thread ( VIK_GTK_WINDOW_FROM_WIDGET(vp),
- _("DEM Loading"),
- (vik_thr_func) dem_layer_load_list_thread,
- dltd,
- (vik_thr_free_func) dem_layer_thread_data_free,
- (vik_thr_free_func) dem_layer_thread_cancel,
- g_list_length ( data.sl ) ); // Number of DEM files
+ // No need for thread if no files
+ if ( vdl->files ) {
+ // Thread Load
+ dem_load_thread_data *dltd = g_malloc ( sizeof(dem_load_thread_data) );
+ dltd->vdl = vdl;
+ dltd->vdl->files = data.sl;
+
+ a_background_thread ( BACKGROUND_POOL_LOCAL,
+ VIK_GTK_WINDOW_FROM_WIDGET(vp),
+ _("DEM Loading"),
+ (vik_thr_func) dem_layer_load_list_thread,
+ dltd,
+ (vik_thr_free_func) dem_layer_thread_data_free,
+ (vik_thr_free_func) dem_layer_thread_cancel,
+ g_list_length ( data.sl ) ); // Number of DEM files
+ }
break;
}
+ default: break;
}
return TRUE;
}
VikLayerParamData rv;
switch ( id )
{
- case PARAM_FILES: rv.sl = vdl->files; break;
+ case PARAM_FILES:
+ rv.sl = vdl->files;
+ if ( is_file_operation )
+ // Save in relative format if necessary
+ if ( a_vik_get_file_ref_format() == VIK_FILE_REF_FORMAT_RELATIVE )
+ rv.sl = dem_layer_convert_to_relative_filenaming ( rv.sl );
+ break;
case PARAM_SOURCE: rv.u = vdl->source; break;
case PARAM_TYPE: rv.u = vdl->type; break;
- case PARAM_COLOR: vik_gc_get_fg_color ( vdl->gcs[0], &(rv.c) ); break;
+ case PARAM_COLOR: rv.c = vdl->color; break;
case PARAM_MIN_ELEV:
/* Convert for display in desired units
NB file operation always in internal units (metres) */
else
rv.d = vdl->max_elev;
break;
+ default: break;
}
return rv;
}
/* nothing ATM, but keep in case it's needed the future */
}
-VikDEMLayer *vik_dem_layer_new ( )
+static VikDEMLayer *dem_layer_new ( VikViewport *vvp )
{
VikDEMLayer *vdl = VIK_DEM_LAYER ( g_object_new ( VIK_DEM_LAYER_TYPE, NULL ) );
vdl->gcsgradient = g_malloc(sizeof(GdkGC *)*DEM_N_GRADIENT_COLORS);
/* make new gcs only if we need it (copy layer -> use old) */
- vdl->min_elev = 0.0;
- vdl->max_elev = 1000.0;
- vdl->source = DEM_SOURCE_SRTM;
- vdl->type = DEM_TYPE_HEIGHT;
+ // Ensure the base GC is available so the default colour can be applied
+ if ( vvp ) vdl->gcs[0] = vik_viewport_new_gc ( vvp, "#0000FF", 1 );
+
+ vik_layer_set_defaults ( VIK_LAYER(vdl), vvp );
+
return vdl;
}
if ( y2 > vik_viewport_get_height(vp) ) y2=vik_viewport_get_height(vp);
if ( x2 < 0 ) x2 = 0;
if ( y1 < 0 ) y1 = 0;
- vik_viewport_draw_rectangle ( vp, GTK_WIDGET(vp)->style->black_gc,
+ vik_viewport_draw_rectangle ( vp, gtk_widget_get_style(GTK_WIDGET(vp))->black_gc,
FALSE, x2, y1, x1-x2, y2-y1 );
return;
}
for ( x=start_x, counter.lon = start_lon; counter.lon <= end_lon+escale_deg*skip_factor; counter.lon += escale_deg * skip_factor, x += skip_factor ) {
// NOTE: ( counter.lon <= end_lon + ESCALE_DEG*SKIP_FACTOR ) is neccessary so in high zoom modes,
// the leftmost column does also get drawn, if the center point is out of viewport.
- if ( x >= 0 && x < dem->n_columns ) {
+ if ( x < dem->n_columns ) {
column = g_ptr_array_index ( dem->columns, x );
// get previous and next column. catch out-of-bound.
gint32 new_x = x;
return(g_hash_table_lookup(srtm_continent, name));
}
-void vik_dem_layer_draw ( VikDEMLayer *vdl, gpointer data )
+static void dem_layer_draw ( VikDEMLayer *vdl, VikViewport *vp )
{
- VikViewport *vp = (VikViewport *) data;
GList *dems_iter = vdl->files;
VikDEM *dem;
}
}
-void vik_dem_layer_free ( VikDEMLayer *vdl )
+static void dem_layer_free ( VikDEMLayer *vdl )
{
gint i;
- if ( vdl->color != NULL )
- g_object_unref ( vdl->color );
-
if ( vdl->gcs )
for ( i = 0; i < DEM_N_HEIGHT_COLORS; i++ )
g_object_unref ( vdl->gcs[i] );
a_dems_list_free ( vdl->files );
}
-VikDEMLayer *vik_dem_layer_create ( VikViewport *vp )
+VikDEMLayer *dem_layer_create ( VikViewport *vp )
{
- VikDEMLayer *vdl = vik_dem_layer_new ();
+ VikDEMLayer *vdl = dem_layer_new ( vp );
gint i;
-
- /* TODO: share GCS between layers */
- for ( i = 0; i < DEM_N_HEIGHT_COLORS; i++ )
- vdl->gcs[i] = vik_viewport_new_gc ( vp, dem_height_colors[i], UNUSED_LINE_THICKNESS );
-
- for ( i = 0; i < DEM_N_GRADIENT_COLORS; i++ )
- vdl->gcsgradient[i] = vik_viewport_new_gc ( vp, dem_gradient_colors[i], UNUSED_LINE_THICKNESS );
-
+ if ( vp ) {
+ /* TODO: share GCS between layers */
+ for ( i = 0; i < DEM_N_HEIGHT_COLORS; i++ ) {
+ if ( i > 0 )
+ vdl->gcs[i] = vik_viewport_new_gc ( vp, dem_height_colors[i], UNUSED_LINE_THICKNESS );
+ }
+ for ( i = 0; i < DEM_N_GRADIENT_COLORS; i++ )
+ vdl->gcsgradient[i] = vik_viewport_new_gc ( vp, dem_gradient_colors[i], UNUSED_LINE_THICKNESS );
+ }
return vdl;
}
/**************************************************************
continent_dir = srtm_continent_dir(intlat, intlon);
if (!continent_dir) {
- g_warning(N_("No SRTM data available for %f, %f"), p->lat, p->lon);
+ if ( p->vdl ) {
+ gchar *msg = g_strdup_printf ( _("No SRTM data available for %f, %f"), p->lat, p->lon );
+ vik_window_statusbar_update ( (VikWindow*)VIK_GTK_WINDOW_FROM_LAYER(p->vdl), msg, VIK_STATUSBAR_INFO );
+ g_free ( msg );
+ }
return;
}
(intlon >= 0) ? 'E' : 'W',
ABS(intlon) );
- static DownloadMapOptions options = { FALSE, FALSE, NULL, 0, a_check_map_file };
- a_http_download_get_url ( SRTM_HTTP_SITE, src_fn, p->dest, &options, NULL );
+ static DownloadMapOptions options = { FALSE, FALSE, NULL, 0, a_check_map_file, NULL, NULL };
+ DownloadResult_t result = a_http_download_get_url ( SRTM_HTTP_SITE, src_fn, p->dest, &options, NULL );
+ switch ( result ) {
+ case DOWNLOAD_CONTENT_ERROR:
+ case DOWNLOAD_HTTP_ERROR: {
+ gchar *msg = g_strdup_printf ( _("DEM download failure for %f, %f"), p->lat, p->lon );
+ vik_window_statusbar_update ( (VikWindow*)VIK_GTK_WINDOW_FROM_LAYER(p->vdl), msg, VIK_STATUSBAR_INFO );
+ g_free ( msg );
+ break;
+ }
+ case DOWNLOAD_FILE_WRITE_ERROR: {
+ gchar *msg = g_strdup_printf ( _("DEM write failure for %s"), p->dest );
+ vik_window_statusbar_update ( (VikWindow*)VIK_GTK_WINDOW_FROM_LAYER(p->vdl), msg, VIK_STATUSBAR_INFO );
+ g_free ( msg );
+ break;
+ }
+ case DOWNLOAD_SUCCESS:
+ case DOWNLOAD_NOT_REQUIRED:
+ default:
+ break;
+ }
g_free ( src_fn );
}
vik_viewport_coord_to_screen ( vp, &ne, &x2, &y2 );
if ( x1 < 0 ) x1 = 0;
if ( y2 < 0 ) y2 = 0;
- vik_viewport_draw_rectangle ( vp, GTK_WIDGET(vp)->style->black_gc,
+ vik_viewport_draw_rectangle ( vp, gtk_widget_get_style(GTK_WIDGET(vp))->black_gc,
FALSE, x1, y2, x2-x1, y1-y2 );
}
}
vik_viewport_coord_to_screen ( vp, &ne, &x2, &y2 );
if ( x1 < 0 ) x1 = 0;
if ( y2 < 0 ) y2 = 0;
- vik_viewport_draw_rectangle ( vp, GTK_WIDGET(vp)->style->black_gc,
+ vik_viewport_draw_rectangle ( vp, gtk_widget_get_style(GTK_WIDGET(vp))->black_gc,
FALSE, x1, y2, x2-x1, y1-y2 );
}
}
}
/* Try to add file full_path.
- * full_path will be copied.
+ * filename will be copied.
* returns FALSE if file does not exists, TRUE otherwise.
*/
-static gboolean dem_layer_add_file ( VikDEMLayer *vdl, const gchar *full_path )
+static gboolean dem_layer_add_file ( VikDEMLayer *vdl, const gchar *filename )
{
- if ( g_file_test(full_path, G_FILE_TEST_EXISTS ) == TRUE ) {
+ if ( g_file_test(filename, G_FILE_TEST_EXISTS) == TRUE ) {
/* only load if file size is not 0 (not in progress) */
struct stat sb;
- stat (full_path, &sb);
+ stat ( filename, &sb );
if ( sb.st_size ) {
- gchar *duped_path = g_strdup(full_path);
+ gchar *duped_path = g_strdup(filename);
vdl->files = g_list_prepend ( vdl->files, duped_path );
a_dems_load ( duped_path );
g_debug("%s: %s", __FUNCTION__, duped_path);
g_object_weak_unref ( G_OBJECT(p->vdl), weak_ref_cb, p );
if ( dem_layer_add_file ( p->vdl, p->dest ) )
- vik_layer_emit_update ( VIK_LAYER(p->vdl), TRUE ); // Yes update from background thread
+ vik_layer_emit_update ( VIK_LAYER(p->vdl) ); // NB update from background thread
}
g_mutex_unlock ( p->mutex );
//gdk_threads_leave();
static void free_dem_download_params ( DEMDownloadParams *p )
{
- g_mutex_free ( p->mutex );
+ vik_mutex_free ( p->mutex );
g_free ( p->dest );
g_free ( p );
}
return vvp;
}
+/**
+ * Display a simple dialog with information about the DEM file at this location
+ */
+static void dem_layer_file_info ( GtkWidget *widget, struct LatLon *ll )
+{
+ gint intlat, intlon;
+ const gchar *continent_dir;
+
+ intlat = (int)floor(ll->lat);
+ intlon = (int)floor(ll->lon);
+ continent_dir = srtm_continent_dir(intlat, intlon);
+
+ gchar *source = NULL;
+ if ( continent_dir )
+ source = g_strdup_printf ( "http://%s%s%s/%c%02d%c%03d.hgt.zip",
+ SRTM_HTTP_SITE,
+ SRTM_HTTP_URI,
+ continent_dir,
+ (intlat >= 0) ? 'N' : 'S',
+ ABS(intlat),
+ (intlon >= 0) ? 'E' : 'W',
+ ABS(intlon) );
+ else
+ // Probably not over any land...
+ source = g_strdup ( _("No DEM File Available") );
+
+ gchar *filename = NULL;
+ gchar *dem_file = NULL;
+#ifdef VIK_CONFIG_DEM24K
+ dem_file = dem24k_lat_lon_to_dest_fn ( ll->lat, ll->lon );
+#else
+ dem_file = srtm_lat_lon_to_dest_fn ( ll->lat, ll->lon );
+#endif
+ gchar *message = NULL;
+
+ filename = g_strdup_printf ( "%s%s", MAPS_CACHE_DIR, dem_file );
+
+ if ( g_file_test ( filename, G_FILE_TEST_EXISTS ) ) {
+ // Get some timestamp information of the file
+ struct stat stat_buf;
+ if ( g_stat ( filename, &stat_buf ) == 0 ) {
+ gchar time_buf[64];
+ strftime ( time_buf, sizeof(time_buf), "%c", gmtime((const time_t *)&stat_buf.st_mtime) );
+ message = g_strdup_printf ( _("\nSource: %s\n\nDEM File: %s\nDEM File Timestamp: %s"), source, filename, time_buf );
+ }
+ }
+ else
+ message = g_strdup_printf ( _("Source: %s\n\nNo DEM File!"), source );
+
+ // Show the info
+ a_dialog_info_msg ( GTK_WINDOW(gtk_widget_get_toplevel(widget)), message );
+
+ g_free ( message );
+ g_free ( source );
+ g_free ( dem_file );
+ g_free ( filename );
+}
static gboolean dem_layer_download_release ( VikDEMLayer *vdl, GdkEventButton *event, VikViewport *vvp )
{
VikCoord coord;
- struct LatLon ll;
+ static struct LatLon ll;
gchar *full_path;
gchar *dem_file = NULL;
g_debug("%s: %s", __FUNCTION__, full_path);
- // TODO: check if already in filelist
-
- if ( ! dem_layer_add_file(vdl, full_path) ) {
- gchar *tmp = g_strdup_printf ( _("Downloading DEM %s"), dem_file );
- DEMDownloadParams *p = g_malloc(sizeof(DEMDownloadParams));
- p->dest = g_strdup(full_path);
- p->lat = ll.lat;
- p->lon = ll.lon;
- p->vdl = vdl;
- p->mutex = g_mutex_new();
- p->source = vdl->source;
- g_object_weak_ref(G_OBJECT(p->vdl), weak_ref_cb, p );
-
- a_background_thread ( VIK_GTK_WINDOW_FROM_LAYER(vdl), tmp,
- (vik_thr_func) dem_download_thread, p,
- (vik_thr_free_func) free_dem_download_params, NULL, 1 );
+ if ( event->button == 1 ) {
+ // TODO: check if already in filelist
+ if ( ! dem_layer_add_file(vdl, full_path) ) {
+ gchar *tmp = g_strdup_printf ( _("Downloading DEM %s"), dem_file );
+ DEMDownloadParams *p = g_malloc(sizeof(DEMDownloadParams));
+ p->dest = g_strdup(full_path);
+ p->lat = ll.lat;
+ p->lon = ll.lon;
+ p->vdl = vdl;
+ p->mutex = vik_mutex_new();
+ p->source = vdl->source;
+ g_object_weak_ref(G_OBJECT(p->vdl), weak_ref_cb, p );
+
+ a_background_thread ( BACKGROUND_POOL_REMOTE,
+ VIK_GTK_WINDOW_FROM_LAYER(vdl), tmp,
+ (vik_thr_func) dem_download_thread, p,
+ (vik_thr_free_func) free_dem_download_params, NULL, 1 );
+
+ g_free ( tmp );
+ }
+ else
+ vik_layer_emit_update ( VIK_LAYER(vdl) );
+ }
+ else {
+ if ( !vdl->right_click_menu ) {
+ GtkWidget *item;
+ vdl->right_click_menu = GTK_MENU ( gtk_menu_new () );
+
+ item = gtk_image_menu_item_new_with_mnemonic ( _("_Show DEM File Information") );
+ gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_INFO, GTK_ICON_SIZE_MENU) );
+ g_signal_connect ( G_OBJECT(item), "activate", G_CALLBACK(dem_layer_file_info), &ll );
+ gtk_menu_shell_append (GTK_MENU_SHELL(vdl->right_click_menu), item);
+ }
- g_free ( tmp );
+ gtk_menu_popup ( vdl->right_click_menu, NULL, NULL, NULL, NULL, event->button, event->time );
+ gtk_widget_show_all ( GTK_WIDGET(vdl->right_click_menu) );
}
- else
- vik_layer_emit_update ( VIK_LAYER(vdl), FALSE );
g_free ( dem_file );
g_free ( full_path );