118 |
float gps_heading; |
float gps_heading; |
119 |
gboolean gps_valid; |
gboolean gps_valid; |
120 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
//a balloon with additional info |
|
|
struct { |
|
|
coord_t *coo; |
|
|
gboolean valid; |
|
|
OsmGpsMapRect_t rect; |
|
|
OsmGpsMapBalloonCallback cb; |
|
|
gpointer data; |
|
|
} balloon; |
|
|
#endif |
|
|
|
|
121 |
#ifdef ENABLE_OSD |
#ifdef ENABLE_OSD |
122 |
//the osd controls (if present) |
//the osd controls (if present) |
123 |
osm_gps_map_osd_t *osd; |
osm_gps_map_osd_t *osd; |
681 |
} |
} |
682 |
} |
} |
683 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
/* most visual effects are hardcoded by now, but may be made */ |
|
|
/* available via properties later */ |
|
|
#ifndef BALLOON_AREA_WIDTH |
|
|
#define BALLOON_AREA_WIDTH 290 |
|
|
#endif |
|
|
#ifndef BALLOON_AREA_HEIGHT |
|
|
#define BALLOON_AREA_HEIGHT 75 |
|
|
#endif |
|
|
#ifndef BALLOON_CORNER_RADIUS |
|
|
#define BALLOON_CORNER_RADIUS 10 |
|
|
#endif |
|
|
|
|
|
#define BALLOON_BORDER (BALLOON_CORNER_RADIUS/2) |
|
|
#define BALLOON_WIDTH (BALLOON_AREA_WIDTH + 2 * BALLOON_BORDER) |
|
|
#define BALLOON_HEIGHT (BALLOON_AREA_HEIGHT + 2 * BALLOON_BORDER) |
|
|
#define BALLOON_TRANSPARENCY 0.8 |
|
|
#define POINTER_HEIGHT 20 |
|
|
#define POINTER_FOOT_WIDTH 20 |
|
|
#define POINTER_OFFSET (BALLOON_CORNER_RADIUS*3/4) |
|
|
#define BALLOON_SHADOW (BALLOON_CORNER_RADIUS/2) |
|
|
#define BALLOON_SHADOW_TRANSPARENCY 0.2 |
|
|
|
|
|
#define CLOSE_BUTTON_RADIUS (BALLOON_CORNER_RADIUS) |
|
|
|
|
|
|
|
|
/* draw the bubble shape. this is used twice, once for the shape and once */ |
|
|
/* for the shadow */ |
|
|
static void |
|
|
osm_gps_map_draw_balloon_shape (cairo_t *cr, int x0, int y0, int x1, int y1, |
|
|
gboolean bottom, int px, int py, int px0, int px1) { |
|
|
|
|
|
cairo_move_to (cr, x0, y0 + BALLOON_CORNER_RADIUS); |
|
|
cairo_arc (cr, x0 + BALLOON_CORNER_RADIUS, y0 + BALLOON_CORNER_RADIUS, |
|
|
BALLOON_CORNER_RADIUS, -M_PI, -M_PI/2); |
|
|
if(!bottom) { |
|
|
/* insert top pointer */ |
|
|
cairo_line_to (cr, px1, y0); |
|
|
cairo_line_to (cr, px, py); |
|
|
cairo_line_to (cr, px0, y0); |
|
|
} |
|
|
|
|
|
cairo_line_to (cr, x1 - BALLOON_CORNER_RADIUS, y0); |
|
|
cairo_arc (cr, x1 - BALLOON_CORNER_RADIUS, y0 + BALLOON_CORNER_RADIUS, |
|
|
BALLOON_CORNER_RADIUS, -M_PI/2, 0); |
|
|
cairo_line_to (cr, x1 , y1 - BALLOON_CORNER_RADIUS); |
|
|
cairo_arc (cr, x1 - BALLOON_CORNER_RADIUS, y1 - BALLOON_CORNER_RADIUS, |
|
|
BALLOON_CORNER_RADIUS, 0, M_PI/2); |
|
|
if(bottom) { |
|
|
/* insert bottom pointer */ |
|
|
cairo_line_to (cr, px0, y1); |
|
|
cairo_line_to (cr, px, py); |
|
|
cairo_line_to (cr, px1, y1); |
|
|
} |
|
|
|
|
|
cairo_line_to (cr, x0 + BALLOON_CORNER_RADIUS, y1); |
|
|
cairo_arc (cr, x0 + BALLOON_CORNER_RADIUS, y1 - BALLOON_CORNER_RADIUS, |
|
|
BALLOON_CORNER_RADIUS, M_PI/2, M_PI); |
|
|
|
|
|
cairo_close_path (cr); |
|
|
} |
|
|
|
|
|
static void |
|
|
osm_gps_map_draw_balloon_int (OsmGpsMap *map) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
|
|
|
if (priv->balloon.valid) { |
|
|
|
|
|
/* ------- convert given coordinate into screen position --------- */ |
|
|
int x0 = lon2pixel(priv->map_zoom, priv->balloon.coo->rlon) - |
|
|
priv->map_x + EXTRA_BORDER; |
|
|
int y0 = lat2pixel(priv->map_zoom, priv->balloon.coo->rlat) - |
|
|
priv->map_y + EXTRA_BORDER; |
|
|
|
|
|
/* check position of this relative to screen center to determine */ |
|
|
/* pointer direction ... */ |
|
|
int pointer_x = x0, pointer_x0, pointer_x1; |
|
|
int pointer_y = y0; |
|
|
|
|
|
/* ... and calculate position */ |
|
|
if((x0 - EXTRA_BORDER) > GTK_WIDGET(map)->allocation.width/2) { |
|
|
x0 -= BALLOON_WIDTH - POINTER_OFFSET; |
|
|
pointer_x0 = pointer_x - (BALLOON_CORNER_RADIUS - POINTER_OFFSET); |
|
|
pointer_x1 = pointer_x0 - POINTER_FOOT_WIDTH; |
|
|
} else { |
|
|
x0 -= POINTER_OFFSET; |
|
|
pointer_x1 = pointer_x + (BALLOON_CORNER_RADIUS - POINTER_OFFSET); |
|
|
pointer_x0 = pointer_x1 + POINTER_FOOT_WIDTH; |
|
|
} |
|
|
|
|
|
gboolean bottom = FALSE; |
|
|
if((y0 - EXTRA_BORDER) > GTK_WIDGET(map)->allocation.height/2) { |
|
|
bottom = TRUE; |
|
|
y0 -= BALLOON_HEIGHT + POINTER_HEIGHT; |
|
|
} else |
|
|
y0 += POINTER_HEIGHT; |
|
|
|
|
|
/* calculate bottom/right of box */ |
|
|
int x1 = x0 + BALLOON_WIDTH, y1 = y0 + BALLOON_HEIGHT; |
|
|
|
|
|
/* save balloon screen coordinates for later use */ |
|
|
priv->balloon.rect.x = x0 + BALLOON_BORDER; |
|
|
priv->balloon.rect.y = y0 + BALLOON_BORDER; |
|
|
priv->balloon.rect.w = x1 - x0 - 2*BALLOON_BORDER; |
|
|
priv->balloon.rect.h = y1 - y0 - 2*BALLOON_BORDER; |
|
|
|
|
|
#ifdef USE_CAIRO |
|
|
cairo_t *cr = gdk_cairo_create(priv->pixmap); |
|
|
|
|
|
/* --------- draw shadow --------------- */ |
|
|
osm_gps_map_draw_balloon_shape (cr, |
|
|
x0 + BALLOON_SHADOW, y0 + BALLOON_SHADOW, |
|
|
x1 + BALLOON_SHADOW, y1 + BALLOON_SHADOW, |
|
|
bottom, pointer_x, pointer_y, |
|
|
pointer_x0 + BALLOON_SHADOW, pointer_x1 + BALLOON_SHADOW); |
|
|
|
|
|
cairo_set_source_rgba (cr, 0, 0, 0, BALLOON_SHADOW_TRANSPARENCY); |
|
|
cairo_fill_preserve (cr); |
|
|
cairo_set_source_rgba (cr, 1, 0, 0, 1.0); |
|
|
cairo_set_line_width (cr, 0); |
|
|
cairo_stroke (cr); |
|
|
|
|
|
/* --------- draw main shape ----------- */ |
|
|
osm_gps_map_draw_balloon_shape (cr, x0, y0, x1, y1, |
|
|
bottom, pointer_x, pointer_y, pointer_x0, pointer_x1); |
|
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, BALLOON_TRANSPARENCY); |
|
|
cairo_fill_preserve (cr); |
|
|
cairo_set_source_rgba (cr, 0, 0, 0, BALLOON_TRANSPARENCY); |
|
|
cairo_set_line_width (cr, 1); |
|
|
cairo_stroke (cr); |
|
|
|
|
|
|
|
|
/* ---------- draw close button --------- */ |
|
|
|
|
|
int cx = x1 - BALLOON_BORDER - CLOSE_BUTTON_RADIUS; |
|
|
int cy = y0 + BALLOON_BORDER + CLOSE_BUTTON_RADIUS; |
|
|
int crad = CLOSE_BUTTON_RADIUS; |
|
|
|
|
|
cairo_arc (cr, cx, cy, crad, 0, 2 * M_PI); |
|
|
cairo_set_source_rgba (cr, 0.8, 0, 0, 1.0); |
|
|
cairo_fill_preserve (cr); |
|
|
cairo_set_source_rgba (cr, 0.3, 0, 0, 1.0); |
|
|
cairo_set_line_width (cr, 2); |
|
|
cairo_stroke(cr); |
|
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, 1.0); |
|
|
cairo_set_line_width (cr, BALLOON_CORNER_RADIUS/3.3); |
|
|
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); |
|
|
cairo_move_to (cr, cx - crad/2, cy - crad/2); |
|
|
cairo_line_to (cr, cx + crad/2, cy + crad/2); |
|
|
cairo_stroke (cr); |
|
|
cairo_move_to (cr, cx + crad/2, cy - crad/2); |
|
|
cairo_line_to (cr, cx - crad/2, cy + crad/2); |
|
|
cairo_stroke (cr); |
|
|
|
|
|
if (priv->balloon.cb) { |
|
|
/* clip in case application tries to draw in */ |
|
|
/* exceed of the balloon */ |
|
|
cairo_rectangle (cr, priv->balloon.rect.x, priv->balloon.rect.y, |
|
|
priv->balloon.rect.w, priv->balloon.rect.h); |
|
|
cairo_clip (cr); |
|
|
cairo_new_path (cr); /* current path is not |
|
|
consumed by cairo_clip() */ |
|
|
|
|
|
priv->balloon.cb(cr, &priv->balloon.rect, priv->balloon.data); |
|
|
} |
|
|
|
|
|
cairo_destroy(cr); |
|
|
|
|
|
gtk_widget_queue_draw_area (GTK_WIDGET(map), |
|
|
x0, y0, BALLOON_WIDTH, |
|
|
BALLOON_HEIGHT + POINTER_HEIGHT); |
|
|
#else |
|
|
#warning "Balloon display lacks a non-cairo implementation!" |
|
|
#endif |
|
|
} |
|
|
} |
|
|
|
|
|
/* the user clicked into the balloons main area. handle this */ |
|
|
static void |
|
|
osm_gps_map_handle_balloon_click(OsmGpsMap *map, gint x, gint y) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv = map->priv; |
|
|
|
|
|
if (!priv->balloon.valid) |
|
|
return; |
|
|
|
|
|
/* check if the close button was clicked */ |
|
|
if ((x > priv->balloon.rect.w - 2*CLOSE_BUTTON_RADIUS) && |
|
|
(x < priv->balloon.rect.w) && |
|
|
(y > 0) && (y < 2*CLOSE_BUTTON_RADIUS)) { |
|
|
|
|
|
priv->balloon.valid = FALSE; |
|
|
osm_gps_map_map_redraw_idle(map); |
|
|
} |
|
|
} |
|
|
|
|
|
/* return true if balloon is being displayed and if */ |
|
|
/* the given coordinate is within this balloon */ |
|
|
static gboolean |
|
|
osm_gps_map_in_balloon(OsmGpsMapPrivate *priv, gint x, gint y) |
|
|
{ |
|
|
return (priv->balloon.valid && |
|
|
(x > priv->balloon.rect.x) && |
|
|
(x < priv->balloon.rect.x + priv->balloon.rect.w) && |
|
|
(y > priv->balloon.rect.y) && |
|
|
(y < priv->balloon.rect.y + priv->balloon.rect.h)); |
|
|
} |
|
|
#endif // ENABLE_BALLOON |
|
|
|
|
684 |
static void |
static void |
685 |
osm_gps_map_blit_tile(OsmGpsMap *map, GdkPixbuf *pixbuf, int offset_x, int offset_y) |
osm_gps_map_blit_tile(OsmGpsMap *map, GdkPixbuf *pixbuf, int offset_x, int offset_y) |
686 |
{ |
{ |
1255 |
if (priv->osd->busy(priv->osd)) |
if (priv->osd->busy(priv->osd)) |
1256 |
return FALSE; |
return FALSE; |
1257 |
|
|
1258 |
|
#ifdef DRAG_DEBUG |
1259 |
|
printf("trying redraw\n"); |
1260 |
|
#endif |
1261 |
|
|
1262 |
/* the motion_notify handler uses priv->pixmap to redraw the area; if we |
/* the motion_notify handler uses priv->pixmap to redraw the area; if we |
1263 |
* change it while we are dragging, we will end up showing it in the wrong |
* change it while we are dragging, we will end up showing it in the wrong |
1264 |
* place. This could be fixed by carefully recompute the coordinates, but |
* place. This could be fixed by carefully recompute the coordinates, but |
1266 |
if (priv->dragging) |
if (priv->dragging) |
1267 |
return FALSE; |
return FALSE; |
1268 |
|
|
1269 |
|
/* undo all offsets that may have happened when dragging */ |
1270 |
|
priv->drag_mouse_dx = 0; |
1271 |
|
priv->drag_mouse_dy = 0; |
1272 |
|
|
1273 |
priv->redraw_cycle++; |
priv->redraw_cycle++; |
1274 |
|
|
1275 |
/* draw white background to initialise pixmap */ |
/* draw white background to initialise pixmap */ |
1286 |
osm_gps_map_print_tracks(map); |
osm_gps_map_print_tracks(map); |
1287 |
osm_gps_map_draw_gps_point(map); |
osm_gps_map_draw_gps_point(map); |
1288 |
osm_gps_map_print_images(map); |
osm_gps_map_print_images(map); |
1289 |
#ifdef ENABLE_BALLOON |
|
1290 |
osm_gps_map_draw_balloon_int(map); |
#ifdef ENABLE_OSD |
1291 |
|
/* OSD may contain a coordinate/scale, so we may have to re-render it */ |
1292 |
|
if(priv->osd && OSM_IS_GPS_MAP (priv->osd->widget)) |
1293 |
|
priv->osd->render (priv->osd); |
1294 |
#endif |
#endif |
1295 |
|
|
|
//osm_gps_map_osd_speed(map, 1.5); |
|
1296 |
osm_gps_map_purge_cache(map); |
osm_gps_map_purge_cache(map); |
1297 |
gtk_widget_queue_draw (GTK_WIDGET (map)); |
gtk_widget_queue_draw (GTK_WIDGET (map)); |
1298 |
|
|
1403 |
priv->gps_valid = FALSE; |
priv->gps_valid = FALSE; |
1404 |
priv->gps_heading = OSM_GPS_MAP_INVALID; |
priv->gps_heading = OSM_GPS_MAP_INVALID; |
1405 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
priv->balloon.coo = g_new0(coord_t, 1); |
|
|
priv->balloon.valid = FALSE; |
|
|
priv->balloon.cb = NULL; |
|
|
#endif |
|
|
|
|
1406 |
#ifdef ENABLE_OSD |
#ifdef ENABLE_OSD |
1407 |
priv->osd = NULL; |
priv->osd = NULL; |
1408 |
#endif |
#endif |
1548 |
|
|
1549 |
g_free(priv->gps); |
g_free(priv->gps); |
1550 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
g_free(priv->balloon.coo); |
|
|
#endif |
|
|
|
|
1551 |
#ifdef ENABLE_OSD |
#ifdef ENABLE_OSD |
1552 |
if(priv->osd) |
if(priv->osd) |
1553 |
priv->osd->free(priv->osd); |
priv->osd->free(priv->osd); |
1794 |
{ |
{ |
1795 |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
1796 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
/* don't drag if the user clicked within the balloon */ |
|
|
if (osm_gps_map_in_balloon(priv, |
|
|
event->x + EXTRA_BORDER, |
|
|
event->y + EXTRA_BORDER)) |
|
|
{ |
|
|
priv->drag_counter = -1; |
|
|
return FALSE; |
|
|
} |
|
|
#endif |
|
|
|
|
1797 |
#ifdef ENABLE_OSD |
#ifdef ENABLE_OSD |
1798 |
/* pressed inside OSD control? */ |
/* pressed inside OSD control? */ |
1799 |
if(priv->osd) { |
if(priv->osd) { |
1866 |
{ |
{ |
1867 |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); |
1868 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
/* released inside the balloon? */ |
|
|
if (osm_gps_map_in_balloon(priv, |
|
|
event->x + EXTRA_BORDER, |
|
|
event->y + EXTRA_BORDER)) |
|
|
{ |
|
|
osm_gps_map_handle_balloon_click(OSM_GPS_MAP(widget), |
|
|
event->x - priv->balloon.rect.x + EXTRA_BORDER, |
|
|
event->y - priv->balloon.rect.y + EXTRA_BORDER); |
|
|
} |
|
|
#endif |
|
|
|
|
1869 |
if (priv->dragging) |
if (priv->dragging) |
1870 |
{ |
{ |
1871 |
priv->dragging = FALSE; |
priv->dragging = FALSE; |
1881 |
osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
1882 |
} |
} |
1883 |
|
|
1884 |
priv->drag_mouse_dx = 0; |
#ifdef DRAG_DEBUG |
1885 |
priv->drag_mouse_dy = 0; |
printf("dragging done\n"); |
1886 |
|
#endif |
1887 |
|
|
1888 |
priv->drag_counter = -1; |
priv->drag_counter = -1; |
1889 |
|
|
1890 |
return FALSE; |
return FALSE; |
1998 |
GdkDrawable *drawable = widget->window; |
GdkDrawable *drawable = widget->window; |
1999 |
#endif |
#endif |
2000 |
|
|
2001 |
if (!priv->dragging && event) |
#ifdef DRAG_DEBUG |
2002 |
|
printf("expose, map %d/%d\n", priv->map_x, priv->map_y); |
2003 |
|
#endif |
2004 |
|
|
2005 |
|
if (!priv->drag_mouse_dx && !priv->drag_mouse_dy && event) |
2006 |
{ |
{ |
2007 |
|
#ifdef DRAG_DEBUG |
2008 |
|
printf(" dragging = %d, event = %p\n", priv->dragging, event); |
2009 |
|
#endif |
2010 |
|
|
2011 |
gdk_draw_drawable (drawable, |
gdk_draw_drawable (drawable, |
2012 |
widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
2013 |
priv->pixmap, |
priv->pixmap, |
2017 |
} |
} |
2018 |
else |
else |
2019 |
{ |
{ |
2020 |
|
#ifdef DRAG_DEBUG |
2021 |
|
printf(" drag_mouse %d/%d\n", |
2022 |
|
priv->drag_mouse_dx - EXTRA_BORDER, |
2023 |
|
priv->drag_mouse_dy - EXTRA_BORDER); |
2024 |
|
#endif |
2025 |
|
|
2026 |
gdk_draw_drawable (drawable, |
gdk_draw_drawable (drawable, |
2027 |
widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
2028 |
priv->pixmap, |
priv->pixmap, |
2424 |
case OSM_GPS_MAP_SOURCE_NULL: |
case OSM_GPS_MAP_SOURCE_NULL: |
2425 |
return 18; |
return 18; |
2426 |
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: |
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: |
2427 |
|
case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP: |
2428 |
return OSM_MAX_ZOOM; |
return OSM_MAX_ZOOM; |
2429 |
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
|
case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP: |
|
2430 |
case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
2431 |
case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
2432 |
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: |
case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: |
2577 |
g_debug("Zoom changed from %d to %d factor:%f x:%d", |
g_debug("Zoom changed from %d to %d factor:%f x:%d", |
2578 |
zoom_old, priv->map_zoom, factor, priv->map_x); |
zoom_old, priv->map_zoom, factor, priv->map_x); |
2579 |
|
|
2580 |
|
#ifdef ENABLE_OSD |
2581 |
|
/* OSD may contain a scale, so we may have to re-render it */ |
2582 |
|
if(priv->osd && OSM_IS_GPS_MAP (priv->osd->widget)) |
2583 |
|
priv->osd->render (priv->osd); |
2584 |
|
#endif |
2585 |
|
|
2586 |
osm_gps_map_map_redraw_idle(map); |
osm_gps_map_map_redraw_idle(map); |
2587 |
} |
} |
2588 |
return priv->map_zoom; |
return priv->map_zoom; |
2769 |
priv = map->priv; |
priv = map->priv; |
2770 |
|
|
2771 |
if (pixel_x) |
if (pixel_x) |
2772 |
*pixel_x = lon2pixel(priv->map_zoom, deg2rad(longitude)) - priv->map_x; |
*pixel_x = lon2pixel(priv->map_zoom, deg2rad(longitude)) - |
2773 |
|
priv->map_x + priv->drag_mouse_dx; |
2774 |
if (pixel_y) |
if (pixel_y) |
2775 |
*pixel_y = lat2pixel(priv->map_zoom, deg2rad(latitude)) - priv->map_y; |
*pixel_y = lat2pixel(priv->map_zoom, deg2rad(latitude)) - |
2776 |
|
priv->map_y + priv->drag_mouse_dy; |
2777 |
} |
} |
2778 |
|
|
2779 |
void |
void |
2788 |
priv->map_x += dx; |
priv->map_x += dx; |
2789 |
priv->map_y += dy; |
priv->map_y += dy; |
2790 |
|
|
2791 |
|
#ifdef ENABLE_OSD |
2792 |
|
/* OSD may contain a coordinate, so we may have to re-render it */ |
2793 |
|
if(priv->osd && OSM_IS_GPS_MAP (priv->osd->widget)) |
2794 |
|
priv->osd->render (priv->osd); |
2795 |
|
#endif |
2796 |
|
|
2797 |
osm_gps_map_map_redraw_idle (map); |
osm_gps_map_map_redraw_idle (map); |
2798 |
} |
} |
2799 |
|
|
2808 |
return osm_gps_map_get_scale_at_point(priv->map_zoom, priv->center_rlat, priv->center_rlon); |
return osm_gps_map_get_scale_at_point(priv->map_zoom, priv->center_rlat, priv->center_rlon); |
2809 |
} |
} |
2810 |
|
|
|
#ifdef ENABLE_BALLOON |
|
|
void |
|
|
osm_gps_map_draw_balloon (OsmGpsMap *map, float latitude, float longitude, |
|
|
OsmGpsMapBalloonCallback cb, gpointer data) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv; |
|
|
|
|
|
/* remove and previously installed balloon */ |
|
|
osm_gps_map_clear_balloon (map); |
|
|
|
|
|
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
|
|
priv = map->priv; |
|
|
|
|
|
priv->balloon.coo->rlat = deg2rad(latitude); |
|
|
priv->balloon.coo->rlon = deg2rad(longitude); |
|
|
priv->balloon.valid = TRUE; |
|
|
|
|
|
priv->balloon.cb = cb; |
|
|
priv->balloon.data = data; |
|
|
|
|
|
// this redraws the map |
|
|
osm_gps_map_map_redraw_idle(map); |
|
|
} |
|
|
|
|
|
void |
|
|
osm_gps_map_clear_balloon (OsmGpsMap *map) |
|
|
{ |
|
|
OsmGpsMapPrivate *priv; |
|
|
|
|
|
g_return_if_fail (OSM_IS_GPS_MAP (map)); |
|
|
priv = map->priv; |
|
|
|
|
|
priv->balloon.valid = FALSE; |
|
|
|
|
|
osm_gps_map_map_redraw_idle(map); |
|
|
} |
|
|
#endif |
|
|
|
|
2811 |
#ifdef ENABLE_OSD |
#ifdef ENABLE_OSD |
2812 |
|
|
2813 |
void |
void |