Diff of /trunk/src/osm-gps-map.c

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revision 69 by harbaum, Thu Aug 20 18:54:06 2009 UTC revision 113 by harbaum, Wed Sep 16 13:45:10 2009 UTC
# Line 49  Line 49 
49    
50  #define EXTRA_BORDER (TILESIZE / 2)  #define EXTRA_BORDER (TILESIZE / 2)
51    
52    #define OSM_GPS_MAP_SCROLL_STEP 10
53    
54    /* any defined key enables key support */
55    #if (defined(OSM_GPS_MAP_KEY_FULLSCREEN) || \
56         defined(OSM_GPS_MAP_KEY_ZOOMIN) || \
57         defined(OSM_GPS_MAP_KEY_ZOOMOUT) || \
58         defined(OSM_GPS_MAP_KEY_UP) || \
59         defined(OSM_GPS_MAP_KEY_DOWN) || \
60         defined(OSM_GPS_MAP_KEY_LEFT) || \
61         defined(OSM_GPS_MAP_KEY_RIGHT))
62    #define OSM_GPS_MAP_KEYS
63    #endif
64    
65    #ifdef OSM_GPS_MAP_KEYS
66    #include <gdk/gdkkeysyms.h>
67    #endif
68    
69    #define USER_AGENT "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11"
70    
71  struct _OsmGpsMapPrivate  struct _OsmGpsMapPrivate
72  {  {
73      GHashTable *tile_queue;      GHashTable *tile_queue;
# Line 78  struct _OsmGpsMapPrivate Line 97  struct _OsmGpsMapPrivate
97      char *proxy_uri;      char *proxy_uri;
98    
99      //where downloaded tiles are cached      //where downloaded tiles are cached
100        char *tile_dir;
101      char *cache_dir;      char *cache_dir;
     gboolean cache_dir_is_full_path;  
102    
103      //contains flags indicating the various special characters      //contains flags indicating the various special characters
104      //the uri string contains, that will be replaced when calculating      //the uri string contains, that will be replaced when calculating
# Line 96  struct _OsmGpsMapPrivate Line 115  struct _OsmGpsMapPrivate
115      gboolean show_trip_history;      gboolean show_trip_history;
116      GSList *trip_history;      GSList *trip_history;
117      coord_t *gps;      coord_t *gps;
118        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      //the osd controls (if present)
123      struct {      osm_gps_map_osd_t *osd;
124          GdkPixmap *backup;  #ifdef OSD_DOUBLE_BUFFER
125          cairo_surface_t *overlay;      GdkPixmap *dbuf_pixmap;
126          gint backup_x, backup_y;  #endif
         OsmGpsMapOsdGpsCallback cb;  
         gpointer data;  
     } osd;  
127  #endif  #endif
128    
129    #ifdef OSM_GPS_MAP_KEY_FULLSCREEN
130        gboolean fullscreen;
131    #endif
132    
133      //additional images or tracks added to the map      //additional images or tracks added to the map
134      GSList *tracks;      GSList *tracks;
135      GSList *images;      GSList *images;
# Line 171  enum Line 181  enum
181      PROP_REPO_URI,      PROP_REPO_URI,
182      PROP_PROXY_URI,      PROP_PROXY_URI,
183      PROP_TILE_CACHE_DIR,      PROP_TILE_CACHE_DIR,
     PROP_TILE_CACHE_DIR_IS_FULL_PATH,  
184      PROP_ZOOM,      PROP_ZOOM,
185      PROP_MAX_ZOOM,      PROP_MAX_ZOOM,
186      PROP_MIN_ZOOM,      PROP_MIN_ZOOM,
# Line 332  static void Line 341  static void
341  inspect_map_uri(OsmGpsMap *map)  inspect_map_uri(OsmGpsMap *map)
342  {  {
343      OsmGpsMapPrivate *priv = map->priv;      OsmGpsMapPrivate *priv = map->priv;
344        priv->uri_format = 0;
345        priv->the_google = FALSE;
346    
347      if (g_strrstr(priv->repo_uri, URI_MARKER_X))      if (g_strrstr(priv->repo_uri, URI_MARKER_X))
348          priv->uri_format |= URI_HAS_X;          priv->uri_format |= URI_HAS_X;
# Line 568  osm_gps_map_draw_gps_point (OsmGpsMap *m Line 579  osm_gps_map_draw_gps_point (OsmGpsMap *m
579          int x, y;          int x, y;
580          int r = priv->ui_gps_point_inner_radius;          int r = priv->ui_gps_point_inner_radius;
581          int r2 = priv->ui_gps_point_outer_radius;          int r2 = priv->ui_gps_point_outer_radius;
582          // int lw = priv->ui_gps_track_width;          int mr = MAX(3*r,r2);
         int mr = MAX(r,r2);  
583    
584          map_x0 = priv->map_x - EXTRA_BORDER;          map_x0 = priv->map_x - EXTRA_BORDER;
585          map_y0 = priv->map_y - EXTRA_BORDER;          map_y0 = priv->map_y - EXTRA_BORDER;
# Line 600  osm_gps_map_draw_gps_point (OsmGpsMap *m Line 610  osm_gps_map_draw_gps_point (OsmGpsMap *m
610    
611          // draw ball gradient          // draw ball gradient
612          if (r > 0) {          if (r > 0) {
613                // draw direction arrow
614                if(!isnan(priv->gps_heading))
615                {
616                    cairo_move_to (cr, x-r*cos(priv->gps_heading), y-r*sin(priv->gps_heading));
617                    cairo_line_to (cr, x+3*r*sin(priv->gps_heading), y-3*r*cos(priv->gps_heading));
618                    cairo_line_to (cr, x+r*cos(priv->gps_heading), y+r*sin(priv->gps_heading));
619                    cairo_close_path (cr);
620    
621                    cairo_set_source_rgba (cr, 0.3, 0.3, 1.0, 0.5);
622                    cairo_fill_preserve (cr);
623    
624                    cairo_set_line_width (cr, 1.0);
625                    cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.5);
626                    cairo_stroke(cr);
627                }
628    
629              pat = cairo_pattern_create_radial (x-(r/5), y-(r/5), (r/5), x,  y, r);              pat = cairo_pattern_create_radial (x-(r/5), y-(r/5), (r/5), x,  y, r);
630              cairo_pattern_add_color_stop_rgba (pat, 0, 1, 1, 1, 1.0);              cairo_pattern_add_color_stop_rgba (pat, 0, 1, 1, 1, 1.0);
631              cairo_pattern_add_color_stop_rgba (pat, 1, 0, 0, 1, 1.0);              cairo_pattern_add_color_stop_rgba (pat, 1, 0, 0, 1, 1.0);
# Line 613  osm_gps_map_draw_gps_point (OsmGpsMap *m Line 639  osm_gps_map_draw_gps_point (OsmGpsMap *m
639              cairo_arc (cr, x, y, r, 0, 2 * M_PI);              cairo_arc (cr, x, y, r, 0, 2 * M_PI);
640              cairo_stroke(cr);              cairo_stroke(cr);
641          }          }
642    
643          cairo_destroy(cr);          cairo_destroy(cr);
644          gtk_widget_queue_draw_area (GTK_WIDGET(map),          gtk_widget_queue_draw_area (GTK_WIDGET(map),
645                                      x-mr,                                      x-mr,
# Line 655  osm_gps_map_draw_gps_point (OsmGpsMap *m Line 681  osm_gps_map_draw_gps_point (OsmGpsMap *m
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  {  {
# Line 1078  osm_gps_map_download_tile (OsmGpsMap *ma Line 892  osm_gps_map_download_tile (OsmGpsMap *ma
892                  }                  }
893              }              }
894    
895    #ifdef LIBSOUP22
896                soup_message_headers_append(msg->request_headers,
897                                            "User-Agent", USER_AGENT);
898    #endif
899    
900              g_hash_table_insert (priv->tile_queue, dl->uri, msg);              g_hash_table_insert (priv->tile_queue, dl->uri, msg);
901              soup_session_queue_message (priv->soup_session, msg, osm_gps_map_tile_download_complete, dl);              soup_session_queue_message (priv->soup_session, msg, osm_gps_map_tile_download_complete, dl);
902          } else {          } else {
# Line 1423  osm_gps_map_purge_cache (OsmGpsMap *map) Line 1242  osm_gps_map_purge_cache (OsmGpsMap *map)
1242     g_hash_table_foreach_remove(priv->tile_cache, osm_gps_map_purge_cache_check, priv);     g_hash_table_foreach_remove(priv->tile_cache, osm_gps_map_purge_cache_check, priv);
1243  }  }
1244    
 #ifdef ENABLE_OSD  
 /* position and extent of bounding box */  
 #define OSD_X      (10)  
 #define OSD_Y      (10)  
   
 #define OSD_COLOR            0.5, 0.5, 1  
 #define OSD_COLOR_DISABLED   0.8, 0.8, 0.8  
   
 /* parameters of the direction shape */  
 #ifndef OSM_GPS_MAP_OSD_DIAMETER  
 #define D_RAD  (30)         // diameter of dpad  
 #else  
 #define D_RAD  (OSM_GPS_MAP_OSD_DIAMETER)  
 #endif  
 #define D_TIP  (4*D_RAD/5)  // distance of arrow tip from dpad center  
 #define D_LEN  (D_RAD/4)    // length of arrow  
 #define D_WID  (D_LEN)      // width of arrow  
   
 /* parameters of the "zoom" pad */  
 #define Z_STEP   (D_RAD/4)  // distance between dpad and zoom  
 #define Z_RAD    (D_RAD/2)  // radius of "caps" of zoom bar  
   
 /* shadow also depends on control size */  
 #define OSD_SHADOW (D_RAD/6)  
   
 /* total width and height of controls incl. shadow */  
 #define OSD_W    (2*D_RAD + OSD_SHADOW)  
 #define OSD_H    (2*D_RAD + Z_STEP + 2*Z_RAD + OSD_SHADOW)  
   
 #define OSD_LBL_SHADOW (OSD_SHADOW/2)  
   
 #define Z_TOP    (2 * D_RAD + Z_STEP)  
 #define Z_MID    (Z_TOP + Z_RAD)  
 #define Z_BOT    (Z_MID + Z_RAD)  
 #define Z_LEFT   (Z_RAD)  
 #define Z_RIGHT  (2 * D_RAD - Z_RAD)  
   
 /* create the cairo shape used for the zoom buttons */  
 static void  
 osm_gps_map_osd_zoom_shape(cairo_t *cr, gint x, gint y) {  
     cairo_move_to (cr, x+Z_LEFT,    y+Z_TOP);  
     cairo_line_to (cr, x+Z_RIGHT,   y+Z_TOP);  
     cairo_arc     (cr, x+Z_RIGHT,   y+Z_MID, Z_RAD, -M_PI/2,  M_PI/2);  
     cairo_line_to (cr, x+Z_LEFT,    y+Z_BOT);  
     cairo_arc     (cr, x+Z_LEFT,    y+Z_MID, Z_RAD,  M_PI/2, -M_PI/2);  
 }  
   
 /* create the cairo shape used for the dpad */  
 static void  
 osm_gps_map_osd_dpad_shape(cairo_t *cr, gint x, gint y) {  
     cairo_arc (cr, x+D_RAD, y+D_RAD, D_RAD, 0, 2 * M_PI);  
 }  
   
1245  static gboolean  static gboolean
1246  osm_gps_map_in_circle(gint x, gint y, gint cx, gint cy, gint rad)  osm_gps_map_map_redraw (OsmGpsMap *map)
 {  
     return( pow(cx - x, 2) + pow(cy - y, 2) < rad * rad);  
 }  
   
 /* check whether x/y is within the dpad */  
 static osd_button_t  
 osm_gps_map_osd_check_dpad(gint x, gint y)  
 {  
     /* within entire dpad circle */  
     if( osm_gps_map_in_circle(x, y, OSD_X + D_RAD, OSD_Y + D_RAD, D_RAD))  
     {  
         /* convert into position relative to dpads centre */  
         x -= (OSD_X + D_RAD);  
         y -= (OSD_Y + D_RAD);  
   
         /* check for dpad center goes here! */  
         if( osm_gps_map_in_circle(x, y, 0, 0, D_RAD/3))  
             return OSD_GPS;  
   
         if( y < 0 && abs(x) < abs(y))  
             return OSD_UP;  
   
         if( y > 0 && abs(x) < abs(y))  
             return OSD_DOWN;  
   
         if( x < 0 && abs(y) < abs(x))  
             return OSD_LEFT;  
   
         if( x > 0 && abs(y) < abs(x))  
             return OSD_RIGHT;  
   
         return OSD_BG;  
     }  
     return OSD_NONE;  
 }  
   
 /* check whether x/y is within the zoom pads */  
 static osd_button_t  
 osm_gps_map_osd_check_zoom(gint x, gint y) {  
     if( x > OSD_X && x < (OSD_X + OSD_W) && y > Z_TOP && y < (OSD_Y+Z_BOT)) {  
   
         /* within circle around (-) label */  
         if( osm_gps_map_in_circle(x, y, OSD_X + Z_LEFT, OSD_Y + Z_MID, Z_RAD))  
             return OSD_OUT;  
   
         /* between center of (-) button and center of entire zoom control area */  
         if(x > OSD_LEFT && x < OSD_X + D_RAD)  
             return OSD_OUT;  
   
         /* within circle around (+) label */  
         if( osm_gps_map_in_circle(x, y, OSD_X + Z_RIGHT, OSD_Y + Z_MID, Z_RAD))  
             return OSD_IN;  
   
         /* between center of (+) button and center of entire zoom control area */  
         if(x < OSD_RIGHT && x > OSD_X + D_RAD)  
             return OSD_IN;  
     }  
   
     return OSD_NONE;  
 }  
   
 osd_button_t  
 osm_gps_map_osd_check(gint x, gint y) {  
     osd_button_t but = OSD_NONE;  
   
     /* first do a rough test for the OSD area. */  
     /* this is just to avoid an unnecessary detailed test */  
     if(x > OSD_X && x < OSD_X + OSD_W &&  
        y > OSD_Y && y < OSD_Y + OSD_H) {  
         but = osm_gps_map_osd_check_dpad(x, y);  
   
         if(but == OSD_NONE)  
             but = osm_gps_map_osd_check_zoom(x, y);  
     }  
   
     return but;  
 }  
   
 static void  
 osm_gps_map_osd_shape_shadow(cairo_t *cr) {  
     cairo_set_source_rgba (cr, 0, 0, 0, 0.2);  
     cairo_fill (cr);  
     cairo_stroke (cr);  
 }  
   
 static void  
 osm_gps_map_osd_shape(cairo_t *cr) {  
     cairo_set_source_rgb (cr, 1, 1, 1);  
     cairo_fill_preserve (cr);  
     cairo_set_source_rgb (cr, OSD_COLOR);  
     cairo_set_line_width (cr, 1);  
     cairo_stroke (cr);  
 }  
   
 static void  
 osm_gps_map_osd_dpad_labels(cairo_t *cr, gint x, gint y) {  
     /* move reference to dpad center */  
     x += D_RAD;  
     y += D_RAD;  
   
     const static gint offset[][3][2] = {  
         /* left arrow/triangle */  
         { { -D_TIP+D_LEN, -D_WID }, { -D_LEN, D_WID }, { +D_LEN, D_WID } },  
         /* right arrow/triangle */  
         { { +D_TIP-D_LEN, -D_WID }, { +D_LEN, D_WID }, { -D_LEN, D_WID } },  
         /* top arrow/triangle */  
         { { -D_WID, -D_TIP+D_LEN }, { D_WID, -D_LEN }, { D_WID, +D_LEN } },  
         /* bottom arrow/triangle */  
         { { -D_WID, +D_TIP-D_LEN }, { D_WID, +D_LEN }, { D_WID, -D_LEN } }  
     };  
   
     int i;  
     for(i=0;i<4;i++) {  
         cairo_move_to (cr, x + offset[i][0][0], y + offset[i][0][1]);  
         cairo_rel_line_to (cr, offset[i][1][0], offset[i][1][1]);  
         cairo_rel_line_to (cr, offset[i][2][0], offset[i][2][1]);  
     }  
 }  
   
 /* draw the sattelite dish icon in the center of the dpad */  
 #define GPS_V0  (D_RAD/8)  
 #define GPS_V1  (D_RAD/10)  
 #define GPS_V2  (D_RAD/5)  
   
 /* draw a satellite receiver dish */  
 static void  
 osm_gps_map_osd_dpad_gps(cairo_t *cr, gint x, gint y) {  
     /* move reference to dpad center */  
     x += D_RAD;  
     y += D_RAD + GPS_V0;  
   
     cairo_move_to (cr, x-GPS_V0, y+GPS_V0);  
     cairo_rel_line_to (cr, +GPS_V0, -GPS_V0);  
     cairo_rel_line_to (cr, +GPS_V0, +GPS_V0);  
     cairo_close_path (cr);  
   
     cairo_move_to (cr, x+GPS_V1-GPS_V2, y-2*GPS_V2);  
     cairo_curve_to (cr, x-GPS_V2, y, x+GPS_V1, y+GPS_V1, x+GPS_V1+GPS_V2, y);  
     cairo_close_path (cr);  
   
     x += GPS_V1;  
     cairo_move_to (cr, x, y-GPS_V2);  
     cairo_rel_line_to (cr, +GPS_V1, -GPS_V1);  
 }  
   
 #define Z_LEN  (2*Z_RAD/3)  
   
 static void  
 osm_gps_map_osd_zoom_labels(cairo_t *cr, gint x, gint y) {  
     cairo_move_to (cr, x + Z_LEFT  - Z_LEN, y + Z_MID);  
     cairo_line_to (cr, x + Z_LEFT  + Z_LEN, y + Z_MID);  
   
     cairo_move_to (cr, x + Z_RIGHT,         y + Z_MID - Z_LEN);  
     cairo_line_to (cr, x + Z_RIGHT,         y + Z_MID + Z_LEN);  
     cairo_move_to (cr, x + Z_RIGHT - Z_LEN, y + Z_MID);  
     cairo_line_to (cr, x + Z_RIGHT + Z_LEN, y + Z_MID);  
 }  
   
 static void  
 osm_gps_map_osd_labels(cairo_t *cr, gint width, gboolean enabled) {  
     if(enabled)  cairo_set_source_rgb (cr, OSD_COLOR);  
     else         cairo_set_source_rgb (cr, OSD_COLOR_DISABLED);  
     cairo_set_line_width (cr, width);  
     cairo_stroke (cr);  
 }  
   
 static void  
 osm_gps_map_osd_labels_shadow(cairo_t *cr, gint width, gboolean enabled) {  
     cairo_set_source_rgba (cr, 0, 0, 0, enabled?0.3:0.15);  
     cairo_set_line_width (cr, width);  
     cairo_stroke (cr);  
 }  
   
 static void  
 osm_gps_map_osd_render(OsmGpsMapPrivate *priv) {  
   
     /* first fill with transparency */  
     cairo_t *cr = cairo_create(priv->osd.overlay);  
     cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);  
     cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0);  
     cairo_paint(cr);  
   
     cairo_set_operator(cr, CAIRO_OPERATOR_OVER);  
   
     /* --------- draw zoom and dpad shape shadow ----------- */  
     gint x = 0, y = 0;  
   
     osm_gps_map_osd_zoom_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW);  
     osm_gps_map_osd_shape_shadow(cr);  
     osm_gps_map_osd_dpad_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW);  
     osm_gps_map_osd_shape_shadow(cr);  
   
     /* --------- draw zoom and dpad shape ----------- */  
   
     osm_gps_map_osd_zoom_shape(cr, x, y);  
     osm_gps_map_osd_shape(cr);  
     osm_gps_map_osd_dpad_shape(cr, x, y);  
     osm_gps_map_osd_shape(cr);  
   
     /* --------- draw zoom and dpad labels --------- */  
   
     osm_gps_map_osd_zoom_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW);  
     osm_gps_map_osd_dpad_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW);  
     osm_gps_map_osd_labels_shadow(cr, Z_RAD/3, TRUE);  
     osm_gps_map_osd_dpad_gps(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW);  
     osm_gps_map_osd_labels_shadow(cr, Z_RAD/6, priv->osd.cb != NULL);  
   
     osm_gps_map_osd_zoom_labels(cr, x, y);  
     osm_gps_map_osd_dpad_labels(cr, x, y);  
     osm_gps_map_osd_labels(cr, Z_RAD/3, TRUE);  
     osm_gps_map_osd_dpad_gps(cr, x, y);  
     osm_gps_map_osd_labels(cr, Z_RAD/6, priv->osd.cb != NULL);  
   
     cairo_destroy(cr);  
 }  
   
 static void  
 osm_gps_map_osd_draw_controls (OsmGpsMap *map, gint xoffset, gint yoffset)  
1247  {  {
1248      OsmGpsMapPrivate *priv = map->priv;      OsmGpsMapPrivate *priv = map->priv;
1249    
1250      /* backup previous contents */      priv->idle_map_redraw = 0;
     if(!priv->osd.backup)  
         priv->osd.backup = gdk_pixmap_new(priv->pixmap, OSD_W+2, OSD_H+2, -1);  
   
     gint x = OSD_X + EXTRA_BORDER + xoffset;  
     gint y = OSD_Y + EXTRA_BORDER + yoffset;  
   
     /* create backup of background */  
     gdk_draw_drawable(priv->osd.backup,  
         GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(GTK_WIDGET(map))],  
                       priv->pixmap, x-1, y-1, 0, 0, OSD_W+2, OSD_H+2);  
   
     priv->osd.backup_x = x-1;  
     priv->osd.backup_y = y-1;  
   
   
 #ifdef USE_CAIRO  
     /* OSD itself uses some off-screen rendering, so check if the */  
     /* offscreen buffer is present and create it if not */  
     if(!priv->osd.overlay) {  
         /* create overlay ... */  
         priv->osd.overlay =  
             cairo_image_surface_create(CAIRO_FORMAT_ARGB32, OSD_W, OSD_H);  
         /* ... and render it */  
         osm_gps_map_osd_render(priv);  
     }  
   
     // now draw this onto the original context  
     cairo_t *cr = gdk_cairo_create(priv->pixmap);  
     cairo_set_source_surface(cr, priv->osd.overlay, x, y);  
     cairo_paint(cr);  
     cairo_destroy(cr);  
   
 #else  
 #warning "OSD control display lacks a non-cairo implementation!"  
 #endif  
 }  
   
 static void  
 osm_gps_map_osd_restore (OsmGpsMap *map)  
 {  
     OsmGpsMapPrivate *priv = map->priv;  
1251    
1252      /* restore backup of previous contents */      /* don't redraw the entire map while the OSD is doing */
1253      if(priv->osd.backup) {      /* some animation or the like. This is to keep the animation */
1254          /* create backup of background */      /* fluid */
1255          gdk_draw_drawable(priv->pixmap,      if (priv->osd->busy(priv->osd))
1256              GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(GTK_WIDGET(map))],          return FALSE;
                       priv->osd.backup, 0, 0,  
                       priv->osd.backup_x, priv->osd.backup_y, OSD_W+2, OSD_H+2);  
     }  
 }  
1257    
1258    #ifdef DRAG_DEBUG
1259        printf("trying redraw\n");
1260  #endif  #endif
1261    
 static gboolean  
 osm_gps_map_map_redraw (OsmGpsMap *map)  
 {  
     OsmGpsMapPrivate *priv = map->priv;  
   
     priv->idle_map_redraw = 0;  
   
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
# Line 1768  osm_gps_map_map_redraw (OsmGpsMap *map) Line 1266  osm_gps_map_map_redraw (OsmGpsMap *map)
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 */
# Line 1784  osm_gps_map_map_redraw (OsmGpsMap *map) Line 1286  osm_gps_map_map_redraw (OsmGpsMap *map)
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  
     osm_gps_map_draw_balloon_int(map);  
 #endif  
1290  #ifdef ENABLE_OSD  #ifdef ENABLE_OSD
1291      osm_gps_map_osd_draw_controls(map, 0, 0);      /* 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    
# Line 1807  osm_gps_map_map_redraw_idle (OsmGpsMap * Line 1308  osm_gps_map_map_redraw_idle (OsmGpsMap *
1308          priv->idle_map_redraw = g_idle_add ((GSourceFunc)osm_gps_map_map_redraw, map);          priv->idle_map_redraw = g_idle_add ((GSourceFunc)osm_gps_map_map_redraw, map);
1309  }  }
1310    
1311    #ifdef OSM_GPS_MAP_KEYS
1312    static gboolean
1313    on_window_key_press(GtkWidget *widget,
1314                             GdkEventKey *event, OsmGpsMapPrivate *priv) {
1315      gboolean handled = FALSE;
1316      int step = GTK_WIDGET(widget)->allocation.width/OSM_GPS_MAP_SCROLL_STEP;
1317    
1318      // the map handles some keys on its own ...
1319      switch(event->keyval) {
1320    #ifdef OSM_GPS_MAP_KEY_FULLSCREEN
1321      case OSM_GPS_MAP_KEY_FULLSCREEN: {
1322          GtkWidget *toplevel = gtk_widget_get_toplevel(GTK_WIDGET(widget));
1323          if(!priv->fullscreen)
1324              gtk_window_fullscreen(GTK_WINDOW(toplevel));
1325          else
1326              gtk_window_unfullscreen(GTK_WINDOW(toplevel));
1327    
1328          priv->fullscreen = !priv->fullscreen;
1329          handled = TRUE;
1330          } break;
1331    #endif
1332    
1333    #ifdef OSM_GPS_MAP_KEY_ZOOMIN
1334      case OSM_GPS_MAP_KEY_ZOOMIN:
1335          osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1);
1336          handled = TRUE;
1337          break;
1338    #endif
1339    
1340    #ifdef OSM_GPS_MAP_KEY_ZOOMOUT
1341      case OSM_GPS_MAP_KEY_ZOOMOUT:
1342          osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1);
1343          handled = TRUE;
1344          break;
1345    #endif
1346    
1347    #ifdef OSM_GPS_MAP_KEY_UP
1348      case OSM_GPS_MAP_KEY_UP:
1349          priv->map_y -= step;
1350          priv->center_coord_set = FALSE;
1351          osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1352          handled = TRUE;
1353          break;
1354    #endif
1355    
1356    #ifdef OSM_GPS_MAP_KEY_DOWN
1357      case OSM_GPS_MAP_KEY_DOWN:
1358          priv->map_y += step;
1359          priv->center_coord_set = FALSE;
1360          osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1361          handled = TRUE;
1362          break;
1363    #endif
1364    
1365    #ifdef OSM_GPS_MAP_KEY_LEFT
1366      case OSM_GPS_MAP_KEY_LEFT:
1367          priv->map_x -= step;
1368          priv->center_coord_set = FALSE;
1369          osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1370          handled = TRUE;
1371          break;
1372    #endif
1373    
1374    #ifdef OSM_GPS_MAP_KEY_RIGHT
1375      case OSM_GPS_MAP_KEY_RIGHT:
1376          priv->map_x += step;
1377          priv->center_coord_set = FALSE;
1378          osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1379          handled = TRUE;
1380          break;
1381    #endif
1382    
1383      default:
1384          break;
1385      }
1386    
1387      return handled;
1388    }
1389    #endif
1390    
1391  static void  static void
1392  osm_gps_map_init (OsmGpsMap *object)  osm_gps_map_init (OsmGpsMap *object)
1393  {  {
# Line 1820  osm_gps_map_init (OsmGpsMap *object) Line 1401  osm_gps_map_init (OsmGpsMap *object)
1401      priv->trip_history = NULL;      priv->trip_history = NULL;
1402      priv->gps = g_new0(coord_t, 1);      priv->gps = g_new0(coord_t, 1);
1403      priv->gps_valid = FALSE;      priv->gps_valid = FALSE;
1404        priv->gps_heading = OSM_GPS_MAP_INVALID;
1405    
1406  #ifdef ENABLE_BALLOON  #ifdef ENABLE_OSD
1407      priv->balloon.coo = g_new0(coord_t, 1);      priv->osd = NULL;
     priv->balloon.valid = FALSE;  
     priv->balloon.cb = NULL;  
1408  #endif  #endif
1409    
1410  #ifdef ENABLE_OSD  #ifdef OSM_GPS_MAP_BUTTON_FULLSCREEN
1411      priv->osd.backup = NULL;      priv->fullscreen = FALSE;
     priv->osd.overlay = NULL;  
     priv->osd.cb = NULL;  
1412  #endif  #endif
1413    
1414      priv->tracks = NULL;      priv->tracks = NULL;
# Line 1849  osm_gps_map_init (OsmGpsMap *object) Line 1427  osm_gps_map_init (OsmGpsMap *object)
1427    
1428  #ifndef LIBSOUP22  #ifndef LIBSOUP22
1429      //Change naumber of concurrent connections option?      //Change naumber of concurrent connections option?
1430      priv->soup_session = soup_session_async_new_with_options(      priv->soup_session =
1431                                                               SOUP_SESSION_USER_AGENT,          soup_session_async_new_with_options(SOUP_SESSION_USER_AGENT,
1432                                                               "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11",                                              USER_AGENT, NULL);
                                                              NULL);  
1433  #else  #else
1434      /* libsoup-2.2 seems not to be able to set the user agent */      /* libsoup-2.2 has no special way to set the user agent, so we */
1435        /* set it seperately as an extra header field for each reuest */
1436      priv->soup_session = soup_session_async_new();      priv->soup_session = soup_session_async_new();
1437  #endif  #endif
1438    
# Line 1877  osm_gps_map_init (OsmGpsMap *object) Line 1455  osm_gps_map_init (OsmGpsMap *object)
1455      GTK_WIDGET_SET_FLAGS (object, GTK_CAN_FOCUS);      GTK_WIDGET_SET_FLAGS (object, GTK_CAN_FOCUS);
1456    
1457      g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_MASK, my_log_handler, NULL);      g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_MASK, my_log_handler, NULL);
 }  
1458    
1459  #ifndef G_CHECKSUM_MD5  #ifdef OSM_GPS_MAP_KEYS
1460  /* simple hash algorithm hack if md5 is not present */      g_signal_connect(G_OBJECT(object), "key_press_event",
1461  static char *simple_hash(char *str) {                       G_CALLBACK(on_window_key_press), priv);
     union {  
         char str[4];  
         gulong val;  
     } hash = { .val = 0x55555555 };  
   
     while(*str) {  
         hash.str[(int)str & 3] ^= *str;  
         str++;  
     }  
     return g_strdup_printf("%08lX", hash.val);  
 }  
1462  #endif  #endif
1463    }
1464    
1465  static GObject *  static void
1466  osm_gps_map_constructor (GType gtype, guint n_properties, GObjectConstructParam *properties)  osm_gps_map_setup(OsmGpsMapPrivate *priv) {
 {  
     GObject *object;  
     OsmGpsMapPrivate *priv;  
     OsmGpsMap *map;  
1467      const char *uri;      const char *uri;
1468    
     //Always chain up to the parent constructor  
     object = G_OBJECT_CLASS(osm_gps_map_parent_class)->constructor(gtype, n_properties, properties);  
     map = OSM_GPS_MAP(object);  
     priv = OSM_GPS_MAP_PRIVATE(object);  
   
1469      //user can specify a map source ID, or a repo URI as the map source      //user can specify a map source ID, or a repo URI as the map source
1470      uri = osm_gps_map_source_get_repo_uri(OSM_GPS_MAP_SOURCE_NULL);      uri = osm_gps_map_source_get_repo_uri(OSM_GPS_MAP_SOURCE_NULL);
1471      if ( (priv->map_source == 0) || (strcmp(priv->repo_uri, uri) == 0) ) {      if ( (priv->map_source == 0) || (strcmp(priv->repo_uri, uri) == 0) ) {
# Line 1932  osm_gps_map_constructor (GType gtype, gu Line 1490  osm_gps_map_constructor (GType gtype, gu
1490          }          }
1491      }      }
1492    
1493      if (!priv->cache_dir_is_full_path) {      const char *fname = osm_gps_map_source_get_friendly_name(priv->map_source);
1494  #ifdef G_CHECKSUM_MD5      if(!fname) fname = "_unknown_";
         char *md5 = g_compute_checksum_for_string (G_CHECKSUM_MD5, priv->repo_uri, -1);  
 #else  
         char *md5 = simple_hash(priv->repo_uri);  
 #endif  
   
         if (priv->cache_dir) {  
             char *old = priv->cache_dir;  
             //the new cachedir is the given cache dir + the md5 of the repo_uri  
             priv->cache_dir = g_strdup_printf("%s%c%s", old, G_DIR_SEPARATOR, md5);  
             g_debug("Adjusting cache dir %s -> %s", old, priv->cache_dir);  
             g_free(old);  
         } else {  
             //the new cachedir is the current dir + the md5 of the repo_uri  
             priv->cache_dir = g_strdup(md5);  
         }  
1495    
1496          g_free(md5);      if (priv->tile_dir) {
1497            //the new cachedir is the given cache dir + the friendly name of the repo_uri
1498            priv->cache_dir = g_strdup_printf("%s%c%s", priv->tile_dir, G_DIR_SEPARATOR, fname);
1499            g_debug("Adjusting cache dir %s -> %s", priv->tile_dir, priv->cache_dir);
1500      }      }
1501    }
1502    
1503    static GObject *
1504    osm_gps_map_constructor (GType gtype, guint n_properties, GObjectConstructParam *properties)
1505    {
1506        //Always chain up to the parent constructor
1507        GObject *object =
1508            G_OBJECT_CLASS(osm_gps_map_parent_class)->constructor(gtype, n_properties, properties);
1509    
1510        osm_gps_map_setup(OSM_GPS_MAP_PRIVATE(object));
1511    
1512      inspect_map_uri(map);      inspect_map_uri(OSM_GPS_MAP(object));
1513    
1514      return object;      return object;
1515  }  }
# Line 1992  osm_gps_map_dispose (GObject *object) Line 1548  osm_gps_map_dispose (GObject *object)
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.backup)      if(priv->osd)
1553          g_object_unref(priv->osd.backup);          priv->osd->free(priv->osd);
1554    
1555      if (priv->osd.overlay)  #ifdef OSD_DOUBLE_BUFFER
1556           cairo_surface_destroy(priv->osd.overlay);      if(priv->dbuf_pixmap)
1557            g_object_unref (priv->dbuf_pixmap);
1558    #endif
1559  #endif  #endif
1560    
1561      G_OBJECT_CLASS (osm_gps_map_parent_class)->dispose (object);      G_OBJECT_CLASS (osm_gps_map_parent_class)->dispose (object);
# Line 2013  osm_gps_map_finalize (GObject *object) Line 1567  osm_gps_map_finalize (GObject *object)
1567      OsmGpsMap *map = OSM_GPS_MAP(object);      OsmGpsMap *map = OSM_GPS_MAP(object);
1568      OsmGpsMapPrivate *priv = map->priv;      OsmGpsMapPrivate *priv = map->priv;
1569    
1570      g_free(priv->cache_dir);      if(priv->tile_dir)
1571            g_free(priv->tile_dir);
1572    
1573        if(priv->cache_dir)
1574            g_free(priv->cache_dir);
1575    
1576      g_free(priv->repo_uri);      g_free(priv->repo_uri);
1577      g_free(priv->image_format);      g_free(priv->image_format);
1578    
# Line 2070  osm_gps_map_set_property (GObject *objec Line 1629  osm_gps_map_set_property (GObject *objec
1629              break;              break;
1630          case PROP_TILE_CACHE_DIR:          case PROP_TILE_CACHE_DIR:
1631              if ( g_value_get_string(value) )              if ( g_value_get_string(value) )
1632                  priv->cache_dir = g_value_dup_string (value);                  priv->tile_dir = g_value_dup_string (value);
             break;  
         case PROP_TILE_CACHE_DIR_IS_FULL_PATH:  
             priv->cache_dir_is_full_path = g_value_get_boolean (value);  
1633              break;              break;
1634          case PROP_ZOOM:          case PROP_ZOOM:
1635              priv->map_zoom = g_value_get_int (value);              priv->map_zoom = g_value_get_int (value);
# Line 2101  osm_gps_map_set_property (GObject *objec Line 1657  osm_gps_map_set_property (GObject *objec
1657          case PROP_GPS_POINT_R2:          case PROP_GPS_POINT_R2:
1658              priv->ui_gps_point_outer_radius = g_value_get_int (value);              priv->ui_gps_point_outer_radius = g_value_get_int (value);
1659              break;              break;
1660          case PROP_MAP_SOURCE:          case PROP_MAP_SOURCE: {
1661                gint old = priv->map_source;
1662              priv->map_source = g_value_get_int (value);              priv->map_source = g_value_get_int (value);
1663              break;              if(old >= OSM_GPS_MAP_SOURCE_NULL &&
1664                   priv->map_source != old &&
1665                   priv->map_source >= OSM_GPS_MAP_SOURCE_NULL &&
1666                   priv->map_source <= OSM_GPS_MAP_SOURCE_LAST) {
1667    
1668                    /* we now have to switch the entire map */
1669    
1670                    /* flush the ram cache */
1671                    g_hash_table_remove_all(priv->tile_cache);
1672    
1673                    osm_gps_map_setup(priv);
1674    
1675                    inspect_map_uri(map);
1676    
1677                    /* adjust zoom if necessary */
1678                    if(priv->map_zoom > priv->max_zoom)
1679                        osm_gps_map_set_zoom(map, priv->max_zoom);
1680    
1681                    if(priv->map_zoom < priv->min_zoom)
1682                        osm_gps_map_set_zoom(map, priv->min_zoom);
1683    
1684                } } break;
1685          case PROP_IMAGE_FORMAT:          case PROP_IMAGE_FORMAT:
1686              priv->image_format = g_value_dup_string (value);              priv->image_format = g_value_dup_string (value);
1687              break;              break;
# Line 2144  osm_gps_map_get_property (GObject *objec Line 1722  osm_gps_map_get_property (GObject *objec
1722          case PROP_TILE_CACHE_DIR:          case PROP_TILE_CACHE_DIR:
1723              g_value_set_string(value, priv->cache_dir);              g_value_set_string(value, priv->cache_dir);
1724              break;              break;
         case PROP_TILE_CACHE_DIR_IS_FULL_PATH:  
             g_value_set_boolean(value, priv->cache_dir_is_full_path);  
             break;  
1725          case PROP_ZOOM:          case PROP_ZOOM:
1726              g_value_set_int(value, priv->map_zoom);              g_value_set_int(value, priv->map_zoom);
1727              break;              break;
# Line 2219  osm_gps_map_button_press (GtkWidget *wid Line 1794  osm_gps_map_button_press (GtkWidget *wid
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
     #define SCROLL_STEP 10  
   
1798      /* pressed inside OSD control? */      /* pressed inside OSD control? */
1799      osd_button_t but = osm_gps_map_osd_check(event->x, event->y);      if(priv->osd) {
1800      if(but != OSD_NONE)          osd_button_t but = priv->osd->check(priv->osd, event->x, event->y);
1801      {          if(but != OSD_NONE)
1802          priv->drag_counter = -1;          {
1803                int step = GTK_WIDGET(widget)->allocation.width/OSM_GPS_MAP_SCROLL_STEP;
1804          switch(but) {              priv->drag_counter = -1;
1805          case OSD_GPS:  
1806              priv->osd.cb(priv->osd.data);              switch(but) {
1807              break;              case OSD_UP:
1808                    priv->map_y -= step;
1809          case OSD_UP:                  priv->center_coord_set = FALSE;
1810              priv->map_y -= GTK_WIDGET(widget)->allocation.height/SCROLL_STEP;                  g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL);
1811              priv->center_coord_set = FALSE;                  osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1812              break;                  break;
   
         case OSD_DOWN:  
             priv->map_y += GTK_WIDGET(widget)->allocation.height/SCROLL_STEP;  
             priv->center_coord_set = FALSE;  
             break;  
   
         case OSD_LEFT:  
             priv->map_x -= GTK_WIDGET(widget)->allocation.width/SCROLL_STEP;  
             priv->center_coord_set = FALSE;  
             break;  
   
         case OSD_RIGHT:  
             priv->map_x += GTK_WIDGET(widget)->allocation.width/SCROLL_STEP;  
             priv->center_coord_set = FALSE;  
             break;  
   
         case OSD_IN:  
             osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1);  
             break;  
1813    
1814          case OSD_OUT:              case OSD_DOWN:
1815              osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1);                  priv->map_y += step;
1816              break;                  priv->center_coord_set = FALSE;
1817                    g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL);
1818                    osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1819                    break;
1820    
1821          default:              case OSD_LEFT:
1822              break;                  priv->map_x -= step;
1823                    priv->center_coord_set = FALSE;
1824                    g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL);
1825                    osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1826                    break;
1827    
1828                case OSD_RIGHT:
1829                    priv->map_x += step;
1830                    priv->center_coord_set = FALSE;
1831                    g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL);
1832                    osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));
1833                    break;
1834    
1835                case OSD_IN:
1836                    osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1);
1837                    break;
1838    
1839                case OSD_OUT:
1840                    osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1);
1841                    break;
1842    
1843                default:
1844                    /* all custom buttons are forwarded to the application */
1845                    if(priv->osd->cb)
1846                        priv->osd->cb(but, priv->osd->data);
1847                    break;
1848                }
1849    
1850                return FALSE;
1851          }          }
   
         osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget));  
   
         return FALSE;  
1852      }      }
1853  #endif  #endif
1854    
# Line 2296  osm_gps_map_button_release (GtkWidget *w Line 1866  osm_gps_map_button_release (GtkWidget *w
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;
# Line 2323  osm_gps_map_button_release (GtkWidget *w Line 1881  osm_gps_map_button_release (GtkWidget *w
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;
# Line 2362  osm_gps_map_motion_notify (GtkWidget *wi Line 1922  osm_gps_map_motion_notify (GtkWidget *wi
1922      if (priv->drag_counter < 6)      if (priv->drag_counter < 6)
1923          return FALSE;          return FALSE;
1924    
1925  #ifdef USE_MAEMO  #ifdef OSM_GPS_MAP_REFRESH
1926      /* reduce update frequency on maemo to keep screen update fluid */      /* reduce update frequency on maemo to keep screen update fluid */
1927      static guint32 last_time = 0;      static guint32 last_time = 0;
1928    
1929      if(event->time - last_time < 100) return FALSE;      if(event->time - last_time < (1000/OSM_GPS_MAP_REFRESH)) return FALSE;
1930      last_time = event->time;      last_time = event->time;
1931  #endif  #endif
1932    
# Line 2378  osm_gps_map_motion_notify (GtkWidget *wi Line 1938  osm_gps_map_motion_notify (GtkWidget *wi
1938      priv->drag_mouse_dx = x - priv->drag_start_mouse_x;      priv->drag_mouse_dx = x - priv->drag_start_mouse_x;
1939      priv->drag_mouse_dy = y - priv->drag_start_mouse_y;      priv->drag_mouse_dy = y - priv->drag_start_mouse_y;
1940    
 #ifdef ENABLE_OSD  
     /* undo OSD */  
     osm_gps_map_osd_restore (OSM_GPS_MAP(widget));  
   
     /* draw new OSD */  
     osm_gps_map_osd_draw_controls (OSM_GPS_MAP(widget),  
                                    -priv->drag_mouse_dx,  
                                    -priv->drag_mouse_dy);  
 #endif  
   
1941      osm_gps_map_expose (widget, NULL);      osm_gps_map_expose (widget, NULL);
1942    
   
1943      return FALSE;      return FALSE;
1944  }  }
1945    
# Line 2404  osm_gps_map_configure (GtkWidget *widget Line 1953  osm_gps_map_configure (GtkWidget *widget
1953          g_object_unref (priv->pixmap);          g_object_unref (priv->pixmap);
1954    
1955      priv->pixmap = gdk_pixmap_new (      priv->pixmap = gdk_pixmap_new (
1956                                     widget->window,                          widget->window,
1957                                     widget->allocation.width + EXTRA_BORDER * 2,                          widget->allocation.width + EXTRA_BORDER * 2,
1958                                     widget->allocation.height + EXTRA_BORDER * 2,                          widget->allocation.height + EXTRA_BORDER * 2,
1959                                     -1);                          -1);
1960    
1961    #ifdef ENABLE_OSD
1962    
1963    #ifdef OSD_DOUBLE_BUFFER
1964        if (priv->dbuf_pixmap)
1965            g_object_unref (priv->dbuf_pixmap);
1966    
1967        priv->dbuf_pixmap = gdk_pixmap_new (
1968                            widget->window,
1969                            widget->allocation.width,
1970                            widget->allocation.height,
1971                            -1);
1972    #endif
1973    
1974        /* the osd needs some references to map internal objects */
1975        if(priv->osd)
1976            priv->osd->widget = widget;
1977    #endif
1978    
1979      /* and gc, used for clipping (I think......) */      /* and gc, used for clipping (I think......) */
1980      if(priv->gc_map)      if(priv->gc_map)
# Line 2425  osm_gps_map_expose (GtkWidget *widget, G Line 1992  osm_gps_map_expose (GtkWidget *widget, G
1992  {  {
1993      OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget);      OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget);
1994    
1995      gdk_draw_drawable (  #if defined(ENABLE_OSD) && defined(OSD_DOUBLE_BUFFER)
1996                         widget->window,      GdkDrawable *drawable = priv->dbuf_pixmap;
1997                         widget->style->fg_gc[GTK_WIDGET_STATE (widget)],  #else
1998                         priv->pixmap,      GdkDrawable *drawable = widget->window;
1999                         0,0,  #endif
2000                         priv->drag_mouse_dx - EXTRA_BORDER,  
2001                         priv->drag_mouse_dy - EXTRA_BORDER,  #ifdef DRAG_DEBUG
2002                         -1,-1);      printf("expose, map %d/%d\n", priv->map_x, priv->map_y);
2003    #endif
2004      //Paint white outside of the map if dragging. Its less  
2005      //ugly than painting the corrupted map      if (!priv->drag_mouse_dx && !priv->drag_mouse_dy && event)
2006      if(priv->drag_mouse_dx>EXTRA_BORDER) {      {
2007          gdk_draw_rectangle (  #ifdef DRAG_DEBUG
2008                              widget->window,          printf("  dragging = %d, event = %p\n", priv->dragging, event);
2009                              widget->style->white_gc,  #endif
2010                              TRUE,  
2011                              0, 0,          gdk_draw_drawable (drawable,
2012                              priv->drag_mouse_dx - EXTRA_BORDER,                             widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
2013                              widget->allocation.height);                             priv->pixmap,
2014      }                             event->area.x + EXTRA_BORDER, event->area.y + EXTRA_BORDER,
2015      else if (-priv->drag_mouse_dx > EXTRA_BORDER)                             event->area.x, event->area.y,
2016      {                             event->area.width, event->area.height);
2017          gdk_draw_rectangle (      }
2018                              widget->window,      else
2019                              widget->style->white_gc,      {
2020                              TRUE,  #ifdef DRAG_DEBUG
2021                              priv->drag_mouse_dx + widget->allocation.width + EXTRA_BORDER, 0,          printf("  drag_mouse %d/%d\n",
2022                              -priv->drag_mouse_dx - EXTRA_BORDER,                 priv->drag_mouse_dx - EXTRA_BORDER,
2023                              widget->allocation.height);                 priv->drag_mouse_dy - EXTRA_BORDER);
2024      }  #endif
2025    
2026      if (priv->drag_mouse_dy>EXTRA_BORDER) {          gdk_draw_drawable (drawable,
2027          gdk_draw_rectangle (                             widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
2028                              widget->window,                             priv->pixmap,
2029                              widget->style->white_gc,                             0,0,
2030                              TRUE,                             priv->drag_mouse_dx - EXTRA_BORDER,
2031                              0, 0,                             priv->drag_mouse_dy - EXTRA_BORDER,
2032                              widget->allocation.width,                             -1,-1);
2033                              priv->drag_mouse_dy - EXTRA_BORDER);  
2034      }          //Paint white outside of the map if dragging. Its less
2035      else if (-priv->drag_mouse_dy > EXTRA_BORDER)          //ugly than painting the corrupted map
2036      {          if(priv->drag_mouse_dx>EXTRA_BORDER) {
2037          gdk_draw_rectangle (              gdk_draw_rectangle (drawable,
2038                              widget->window,                                  widget->style->white_gc,
2039                              widget->style->white_gc,                                  TRUE,
2040                              TRUE,                                  0, 0,
2041                              0, priv->drag_mouse_dy + widget->allocation.height + EXTRA_BORDER,                                  priv->drag_mouse_dx - EXTRA_BORDER,
2042                              widget->allocation.width,                                  widget->allocation.height);
2043                              -priv->drag_mouse_dy - EXTRA_BORDER);          }
2044      }          else if (-priv->drag_mouse_dx > EXTRA_BORDER)
2045  #if 0          {
2046      if(!priv->dragging)              gdk_draw_rectangle (drawable,
2047          gdk_draw_drawable (                                  widget->style->white_gc,
2048                         widget->window,                                  TRUE,
2049                                    priv->drag_mouse_dx + widget->allocation.width + EXTRA_BORDER, 0,
2050                                    -priv->drag_mouse_dx - EXTRA_BORDER,
2051                                    widget->allocation.height);
2052            }
2053    
2054            if (priv->drag_mouse_dy>EXTRA_BORDER) {
2055                gdk_draw_rectangle (drawable,
2056                                    widget->style->white_gc,
2057                                    TRUE,
2058                                    0, 0,
2059                                    widget->allocation.width,
2060                                    priv->drag_mouse_dy - EXTRA_BORDER);
2061            }
2062            else if (-priv->drag_mouse_dy > EXTRA_BORDER)
2063            {
2064                gdk_draw_rectangle (drawable,
2065                                    widget->style->white_gc,
2066                                    TRUE,
2067                                    0, priv->drag_mouse_dy + widget->allocation.height + EXTRA_BORDER,
2068                                    widget->allocation.width,
2069                                    -priv->drag_mouse_dy - EXTRA_BORDER);
2070            }
2071        }
2072    
2073    #ifdef ENABLE_OSD
2074        /* draw new OSD */
2075        if(priv->osd)
2076            priv->osd->draw (priv->osd, drawable);
2077    
2078    #ifdef OSD_DOUBLE_BUFFER
2079        gdk_draw_drawable (widget->window,
2080                         widget->style->fg_gc[GTK_WIDGET_STATE (widget)],                         widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
2081                         priv->pixmap,                         priv->dbuf_pixmap,
2082                         event->area.x + EXTRA_BORDER,                         0,0,0,0,-1,-1);
2083                         event->area.y + EXTRA_BORDER,  #endif
2084                         event->area.x, event->area.y,  
                        event->area.width, event->area.height);  
2085  #endif  #endif
2086    
2087      return FALSE;      return FALSE;
2088  }  }
2089    
# Line 2567  osm_gps_map_class_init (OsmGpsMapClass * Line 2165  osm_gps_map_class_init (OsmGpsMapClass *
2165                                                            G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));                                                            G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
2166    
2167      g_object_class_install_property (object_class,      g_object_class_install_property (object_class,
                                      PROP_TILE_CACHE_DIR_IS_FULL_PATH,  
                                      g_param_spec_boolean ("tile-cache-is-full-path",  
                                                            "tile cache is full path",  
                                                            "if true, the path passed to tile-cache is interpreted as the full cache path",  
                                                            FALSE,  
                                                            G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));  
   
     g_object_class_install_property (object_class,  
2168                                       PROP_ZOOM,                                       PROP_ZOOM,
2169                                       g_param_spec_int ("zoom",                                       g_param_spec_int ("zoom",
2170                                                         "zoom",                                                         "zoom",
# Line 2692  osm_gps_map_class_init (OsmGpsMapClass * Line 2282  osm_gps_map_class_init (OsmGpsMapClass *
2282                                                         -1,           /* minimum property value */                                                         -1,           /* minimum property value */
2283                                                         G_MAXINT,    /* maximum property value */                                                         G_MAXINT,    /* maximum property value */
2284                                                         -1,                                                         -1,
2285                                                         G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));                                                         G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
2286    
2287      g_object_class_install_property (object_class,      g_object_class_install_property (object_class,
2288                                       PROP_IMAGE_FORMAT,                                       PROP_IMAGE_FORMAT,
# Line 2711  osm_gps_map_source_get_friendly_name(Osm Line 2301  osm_gps_map_source_get_friendly_name(Osm
2301          case OSM_GPS_MAP_SOURCE_NULL:          case OSM_GPS_MAP_SOURCE_NULL:
2302              return "None";              return "None";
2303          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP:          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP:
2304              return "OpenStreetMap";              return "OpenStreetMap I";
2305          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER:          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER:
2306              return "OpenStreetMap Renderer";              return "OpenStreetMap II";
2307          case OSM_GPS_MAP_SOURCE_OPENAERIALMAP:          case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP:
2308              return "OpenAerialMap";              return "OpenCycleMap";
2309            case OSM_GPS_MAP_SOURCE_OSMC_TRAILS:
2310                return "OSMC Trails";
2311          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:
2312              return "Maps-For-Free";              return "Maps-For-Free";
2313          case OSM_GPS_MAP_SOURCE_GOOGLE_STREET:          case OSM_GPS_MAP_SOURCE_GOOGLE_STREET:
# Line 2757  osm_gps_map_source_get_repo_uri(OsmGpsMa Line 2349  osm_gps_map_source_get_repo_uri(OsmGpsMa
2349              return OSM_REPO_URI;              return OSM_REPO_URI;
2350          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER:          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER:
2351              return "http://tah.openstreetmap.org/Tiles/tile/#Z/#X/#Y.png";              return "http://tah.openstreetmap.org/Tiles/tile/#Z/#X/#Y.png";
2352          case OSM_GPS_MAP_SOURCE_OPENAERIALMAP:          case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP:
2353              return "http://tile.openaerialmap.org/tiles/1.0.0/openaerialmap-900913/#Z/#X/#Y.jpg";              return "http://c.andy.sandbox.cloudmade.com/tiles/cycle/#Z/#X/#Y.png";
2354            case OSM_GPS_MAP_SOURCE_OSMC_TRAILS:
2355                return "http://topo.geofabrik.de/trails/#Z/#X/#Y.png";
2356          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:
2357              return "http://maps-for-free.com/layer/relief/z#Z/row#Y/#Z_#X-#Y.jpg";              return "http://maps-for-free.com/layer/relief/z#Z/row#Y/#Z_#X-#Y.jpg";
2358          case OSM_GPS_MAP_SOURCE_GOOGLE_STREET:          case OSM_GPS_MAP_SOURCE_GOOGLE_STREET:
# Line 2796  osm_gps_map_source_get_image_format(OsmG Line 2390  osm_gps_map_source_get_image_format(OsmG
2390          case OSM_GPS_MAP_SOURCE_NULL:          case OSM_GPS_MAP_SOURCE_NULL:
2391          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP:          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP:
2392          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER:          case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER:
2393            case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP:
2394            case OSM_GPS_MAP_SOURCE_OSMC_TRAILS:
2395              return "png";              return "png";
2396          case OSM_GPS_MAP_SOURCE_OPENAERIALMAP:          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:
2397          case OSM_GPS_MAP_SOURCE_GOOGLE_STREET:          case OSM_GPS_MAP_SOURCE_GOOGLE_STREET:
2398            case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE:
2399          case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID:          case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID:
2400          case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET:          case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET:
2401          case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE:          case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE:
# Line 2806  osm_gps_map_source_get_image_format(OsmG Line 2403  osm_gps_map_source_get_image_format(OsmG
2403          case OSM_GPS_MAP_SOURCE_YAHOO_STREET:          case OSM_GPS_MAP_SOURCE_YAHOO_STREET:
2404          case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE:          case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE:
2405          case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID:          case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID:
         case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:  
         case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE:  
2406              return "jpg";              return "jpg";
2407          default:          default:
2408              return "bin";              return "bin";
# Line 2829  osm_gps_map_source_get_max_zoom(OsmGpsMa Line 2424  osm_gps_map_source_get_max_zoom(OsmGpsMa
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_OPENAERIALMAP:  
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:
# Line 2841  osm_gps_map_source_get_max_zoom(OsmGpsMa Line 2436  osm_gps_map_source_get_max_zoom(OsmGpsMa
2436          case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE:          case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE:
2437          case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID:          case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID:
2438              return 17;              return 17;
2439            case OSM_GPS_MAP_SOURCE_OSMC_TRAILS:
2440                return 15;
2441          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:          case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE:
2442              return 11;              return 11;
2443          case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE:          case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE:
# Line 2980  osm_gps_map_set_zoom (OsmGpsMap *map, in Line 2577  osm_gps_map_set_zoom (OsmGpsMap *map, in
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;
# Line 3065  osm_gps_map_clear_images (OsmGpsMap *map Line 2668  osm_gps_map_clear_images (OsmGpsMap *map
2668  }  }
2669    
2670  void  void
 osm_gps_map_osd_speed (OsmGpsMap *map, float speed)  
 {  
     OsmGpsMapPrivate *priv;  
   
     PangoContext        *context = NULL;  
     PangoLayout     *layout  = NULL;  
     PangoFontDescription    *desc    = NULL;  
   
     GdkColor color;  
     GdkGC *gc;  
   
     gchar *buffer;  
     //static int x = 10, y = 10;  
     static int width = 0, height = 0;  
   
     g_return_if_fail (OSM_IS_GPS_MAP (map));  
     priv = map->priv;  
   
     buffer = g_strdup_printf("%.0f", speed);  
   
     /* pango initialisation */  
     context = gtk_widget_get_pango_context (GTK_WIDGET(map));  
     layout  = pango_layout_new (context);  
     desc    = pango_font_description_new();  
   
     pango_font_description_set_size (desc, 40 * PANGO_SCALE);  
     pango_layout_set_font_description (layout, desc);  
     pango_layout_set_text (layout, buffer, strlen(buffer));  
   
     gc = gdk_gc_new (GTK_WIDGET(map)->window);  
   
     color.red = (0 > 50) ? 0xffff : 0;  
     color.green = 0;  
     color.blue = 0;  
   
     gdk_gc_set_rgb_fg_color (gc, &color);  
   
     /* faster / less flicker alternative:*/  
     gdk_draw_drawable (  
                        GTK_WIDGET(map)->window,  
                        GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(map)],  
                        priv->pixmap,  
                        0,0,  
                        0,0,  
                        width+10,width+10);  
   
     gdk_draw_layout(GTK_WIDGET(map)->window,  
                     gc,  
                     0, 0,  
                     layout);  
   
     /* set width and height */  
     pango_layout_get_pixel_size(layout, &width, &height);  
   
     g_free(buffer);  
     pango_font_description_free (desc);  
     g_object_unref (layout);  
     g_object_unref (gc);  
 }  
   
 void  
2671  osm_gps_map_draw_gps (OsmGpsMap *map, float latitude, float longitude, float heading)  osm_gps_map_draw_gps (OsmGpsMap *map, float latitude, float longitude, float heading)
2672  {  {
2673      int pixel_x, pixel_y;      int pixel_x, pixel_y;
# Line 3137  osm_gps_map_draw_gps (OsmGpsMap *map, fl Line 2679  osm_gps_map_draw_gps (OsmGpsMap *map, fl
2679      priv->gps->rlat = deg2rad(latitude);      priv->gps->rlat = deg2rad(latitude);
2680      priv->gps->rlon = deg2rad(longitude);      priv->gps->rlon = deg2rad(longitude);
2681      priv->gps_valid = TRUE;      priv->gps_valid = TRUE;
2682        priv->gps_heading = deg2rad(heading);
2683    
2684      // pixel_x,y, offsets      // pixel_x,y, offsets
2685      pixel_x = lon2pixel(priv->map_zoom, priv->gps->rlon);      pixel_x = lon2pixel(priv->map_zoom, priv->gps->rlon);
# Line 3226  osm_gps_map_geographic_to_screen (OsmGps Line 2769  osm_gps_map_geographic_to_screen (OsmGps
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
# Line 3243  osm_gps_map_scroll (OsmGpsMap *map, gint Line 2788  osm_gps_map_scroll (OsmGpsMap *map, gint
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    
# Line 3251  osm_gps_map_get_scale(OsmGpsMap *map) Line 2802  osm_gps_map_get_scale(OsmGpsMap *map)
2802  {  {
2803      OsmGpsMapPrivate *priv;      OsmGpsMapPrivate *priv;
2804    
2805      g_return_val_if_fail (OSM_IS_GPS_MAP (map), OSM_NAN);      g_return_val_if_fail (OSM_IS_GPS_MAP (map), OSM_GPS_MAP_INVALID);
2806      priv = map->priv;      priv = map->priv;
2807    
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    
2811  #ifdef ENABLE_BALLOON  #ifdef ENABLE_OSD
 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;  
2812    
2813      // this redraws the map  void
2814    osm_gps_map_redraw (OsmGpsMap *map)
2815    {
2816      osm_gps_map_map_redraw_idle(map);      osm_gps_map_map_redraw_idle(map);
2817  }  }
2818    
2819  void  osm_gps_map_osd_t *osm_gps_map_osd_get(OsmGpsMap *map) {
2820  osm_gps_map_clear_balloon (OsmGpsMap *map)      g_return_val_if_fail (OSM_IS_GPS_MAP (map), NULL);
2821  {      return map->priv->osd;
     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);  
2822  }  }
 #endif  
2823    
2824  #ifdef ENABLE_OSD  void osm_gps_map_register_osd(OsmGpsMap *map, osm_gps_map_osd_t *osd) {
 void osm_gps_map_osd_enable_gps (OsmGpsMap *map, OsmGpsMapOsdGpsCallback cb, gpointer data) {  
2825      OsmGpsMapPrivate *priv;      OsmGpsMapPrivate *priv;
2826    
2827      g_return_if_fail (OSM_IS_GPS_MAP (map));      g_return_if_fail (OSM_IS_GPS_MAP (map));
     priv = map->priv;  
2828    
2829      priv->osd.cb = cb;      priv = map->priv;
2830      priv->osd.data = data;      g_return_if_fail (!priv->osd);
2831    
2832      /* this may have changed the state of the gps button */      priv->osd = osd;
2833      /* we thus re-render the overlay */  }
     osm_gps_map_osd_render(priv);  
2834    
2835      osm_gps_map_map_redraw_idle(map);  void
2836    osm_gps_map_repaint (OsmGpsMap *map) {
2837        osm_gps_map_expose (GTK_WIDGET(map), NULL);
2838  }  }
2839    
2840  #endif  #endif
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