Diff of /trunk/src/map-tool.c

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revision 56 by harbaum, Fri Aug 14 12:19:45 2009 UTC revision 57 by harbaum, Sun Aug 16 19:29:01 2009 UTC
# Line 208  static void map_draw_cachelist(GtkWidget Line 208  static void map_draw_cachelist(GtkWidget
208    }    }
209  }  }
210    
 /* draw a nice popup */  
 typedef struct {  
   appdata_t *appdata;  
   GtkWidget *window;  
   GMainLoop *loop;  
   cache_t *cache;  
 } popup_context_t;  
   
 /* draw shape */  
 #define ARROW_BORDER   20  
 #define CORNER_RADIUS  10  
   
 #ifndef USE_MAEMO  
 #define POPUP_WIDTH  300  
 #define POPUP_HEIGHT 100  
 #else  
 #define POPUP_WIDTH  360  
 #define POPUP_HEIGHT 120  
 #endif  
   
 static gboolean  
 pointer_in_window(GtkWidget *widget, gint x_root, gint y_root) {  
   if(GTK_WIDGET_MAPPED(gtk_widget_get_toplevel(widget))) {  
     gint window_x, window_y;  
   
     gdk_window_get_position(gtk_widget_get_toplevel(widget)->window,  
                             &window_x, &window_y);  
   
     if(x_root >= window_x && x_root < window_x + widget->allocation.width &&  
         y_root >= window_y && y_root < window_y + widget->allocation.height)  
       return TRUE;  
   }  
   
   return FALSE;  
 }  
   
 static gboolean  
 on_button_press_event(GtkWidget *widget,  
                           GdkEventButton *event, popup_context_t *context) {  
   gboolean in = pointer_in_window(widget, event->x_root, event->y_root);  
   
   printf("overlay button press (in = %d)\n", in);  
   return !in;  
 }  
   
 static gboolean  
 on_button_release_event(GtkWidget *widget,  
                           GdkEventButton *event, popup_context_t *context) {  
   gboolean in = pointer_in_window(widget, event->x_root, event->y_root);  
   
   printf("overlay button release (in = %d)\n", in);  
   
   if(!in) {  
     printf("destroying popup\n");  
     gtk_widget_destroy(gtk_widget_get_toplevel(widget));  
   }  
   
   return !in;  
 }  
   
 static void  
 shutdown_loop(popup_context_t *context) {  
   if(g_main_loop_is_running(context->loop))  
     g_main_loop_quit(context->loop);  
 }  
   
 static gint  
 run_delete_handler(GtkWindow *window, GdkEventAny *event,  
                    popup_context_t *context) {  
   shutdown_loop(context);  
   return TRUE; /* Do not destroy */  
 }  
   
 static void  
 run_destroy_handler(GtkWindow *window, popup_context_t *context) {  
   /* shutdown_loop will be called by run_unmap_handler */  
   printf("popup destroyed\n");  
 }  
   
 static void  
 run_unmap_handler(GtkWindow *window, popup_context_t *context) {  
   shutdown_loop(context);  
 }  
   
 static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) {  
   GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1);  
   
   GdkGC *gc = gdk_gc_new(mask);  
   GdkColormap *colormap;  
   GdkColor black;  
   GdkColor white;  
   
   /* get black/white color values */  
   colormap = gdk_colormap_get_system();  
   gdk_color_black(colormap, &black);  
   gdk_color_white(colormap, &white);  
   
   /* erase */  
   gdk_gc_set_foreground(gc, &black);  
   gdk_gc_set_background(gc, &white);  
   
   /* erase background */  
   gdk_draw_rectangle(mask, gc, TRUE, 0, 0, POPUP_WIDTH, POPUP_HEIGHT);  
   
   gdk_gc_set_foreground(gc, &white);  
   gdk_gc_set_background(gc, &black);  
   
   /* the tip is always above or below the "bubble" but never at its side */  
   guint tip_offset = (tip_y == 0)?ARROW_BORDER:0;  
   
   gdk_draw_rectangle(mask, gc, TRUE,  
                      0, tip_offset + CORNER_RADIUS,  
                      POPUP_WIDTH,  
                      POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER);  
   
   gdk_draw_rectangle(mask, gc, TRUE,  
                      CORNER_RADIUS, tip_offset,  
                      POPUP_WIDTH  - 2*CORNER_RADIUS,  
                      POPUP_HEIGHT - ARROW_BORDER);  
   
   int off[][2] = {  
           { CORNER_RADIUS,               tip_offset + CORNER_RADIUS },  
           { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS },  
           { POPUP_WIDTH - CORNER_RADIUS,  
             POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset},  
           { CORNER_RADIUS,  
             POPUP_HEIGHT - CORNER_RADIUS  - ARROW_BORDER + tip_offset}};  
   
   int i;  
   for(i=0;i<4;i++) {  
     gdk_draw_arc(mask, gc, TRUE,  
                  off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS,  
                  2*CORNER_RADIUS,         2*CORNER_RADIUS,  
                  0, 360*64);  
   }  
   
   GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2},  
                          {POPUP_WIDTH*2/3, POPUP_HEIGHT/2},  
                          {tip_x,tip_y} };  
   gdk_draw_polygon(mask, gc, TRUE, points, 3);  
   
   
   gdk_window_shape_combine_mask(window->window, mask, 0, 0);  
 }  
   
 /* create a left aligned label (normal ones are centered) */  
 static GtkWidget *gtk_label_left_new(char *str) {  
   GtkWidget *label = gtk_label_new(str);  
   gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);  
   return label;  
 }  
   
 /* the small labels are actually only on maemo small */  
 #ifdef USE_MAEMO  
 #define MARKUP_SMALL "<span size='small'>%s</span>"  
 GtkWidget *gtk_label_small_left_new(char *str) {  
   GtkWidget *label = gtk_label_new("");  
   char *markup = g_markup_printf_escaped(MARKUP_SMALL, str);  
   gtk_label_set_markup(GTK_LABEL(label), markup);  
   g_free(markup);  
   gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);  
   return label;  
 }  
 #define gtk_label_big_left_new(a) gtk_label_left_new(a)  
 #else  
 #define gtk_label_small_left_new(a) gtk_label_left_new(a)  
 #define MARKUP_BIG "<span size='x-large'>%s</span>"  
 GtkWidget *gtk_label_big_left_new(char *str) {  
   GtkWidget *label = gtk_label_new("");  
   char *markup = g_markup_printf_escaped(MARKUP_BIG, str);  
   gtk_label_set_markup(GTK_LABEL(label), markup);  
   g_free(markup);  
   gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);  
   return label;  
 }  
 #endif  
   
 static gboolean  
 on_cache_button_clicked(GtkButton *button, popup_context_t *context) {  
   printf("clicked %s\n", context->cache->name);  
   return FALSE;  
 }  
   
 void cache_popup(map_context_t *mcontext, cache_t *cache) {  
   popup_context_t pcontext;  
   pcontext.appdata = mcontext->appdata;  
   pcontext.cache = cache;  
   
   pcontext.window = gtk_window_new(GTK_WINDOW_POPUP);  
   gtk_widget_realize(pcontext.window);  
   gtk_window_set_default_size(GTK_WINDOW(pcontext.window),  
                               POPUP_WIDTH, POPUP_HEIGHT);  
   gtk_window_resize(GTK_WINDOW(pcontext.window), POPUP_WIDTH, POPUP_HEIGHT);  
   //  gtk_window_set_resizable(GTK_WINDOW(pcontext.window), FALSE);  
   gtk_window_set_transient_for(GTK_WINDOW(pcontext.window),  
                                GTK_WINDOW(mcontext->appdata->window));  
   gtk_window_set_keep_above(GTK_WINDOW(pcontext.window), TRUE);  
   gtk_window_set_destroy_with_parent(GTK_WINDOW(pcontext.window), TRUE);  
   gtk_window_set_gravity(GTK_WINDOW(pcontext.window), GDK_GRAVITY_STATIC);  
   gtk_window_set_modal(GTK_WINDOW(pcontext.window), TRUE);  
   
   /* connect events */  
   g_signal_connect(G_OBJECT(pcontext.window), "button-press-event",  
                    G_CALLBACK(on_button_press_event), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "button-release-event",  
                    G_CALLBACK(on_button_release_event), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "delete-event",  
                    G_CALLBACK(run_delete_handler), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "destroy",  
                    G_CALLBACK(run_destroy_handler), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "unmap",  
                    G_CALLBACK(run_unmap_handler), &pcontext);  
   
   gdk_pointer_grab(pcontext.window->window, TRUE,  
      GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,  
                    NULL, NULL, GDK_CURRENT_TIME);  
   gtk_grab_add(pcontext.window);  
   
   /* check whether cache is in upper or lower half of window */  
   gint x, y, sx, sy;  
   osm_gps_map_geographic_to_screen(OSM_GPS_MAP(mcontext->widget),  
                                    cache->pos.lat, cache->pos.lon,  
                                    &sx, &sy);  
   
   gdk_window_get_origin(mcontext->widget->window, &x, &y);  
   
   gint ax = 0, ay = 0;  
   if(sx > mcontext->widget->allocation.width/2)  
     ax = POPUP_WIDTH;  
   
   if(sy > mcontext->widget->allocation.height/2)  
     ay = POPUP_HEIGHT;  
   
 #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5)  
   GdkColor color;  
   gdk_color_parse("darkgray", &color);  
   gtk_widget_modify_bg(GTK_WIDGET(pcontext.window), GTK_STATE_NORMAL, &color);  
 #endif  
   
   gtk_window_move(GTK_WINDOW(pcontext.window),  
                   x + mcontext->widget->allocation.x + sx - ax,  
                   y + mcontext->widget->allocation.y + sy - ay);  
   
   
   GtkWidget *alignment = gtk_alignment_new(0.5, 0.5, 1.0, 1.0);  
   gtk_alignment_set_padding(GTK_ALIGNMENT(alignment),  
                             CORNER_RADIUS/2 + (ay?0:ARROW_BORDER),  
                             CORNER_RADIUS/2 + (ay?ARROW_BORDER:0),  
                             CORNER_RADIUS, CORNER_RADIUS);  
   
   /* --- actual content ---- */  
   GtkWidget *vbox = gtk_vbox_new(FALSE, 0);  
   GtkWidget *hbox = gtk_hbox_new(FALSE, 0);  
   
   gtk_box_pack_start(GTK_BOX(hbox),  
                      icon_get_widget(ICON_CACHE_TYPE, cache->type),  
                      FALSE, FALSE, 5);  
   
   if(cache->id)  
     gtk_box_pack_start_defaults(GTK_BOX(hbox),  
                                 gtk_label_big_left_new(cache->id));  
   
 #if 0  
   GtkWidget *button = gtk_button_new();  
   gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_MISC, 12));  
   g_signal_connect(button, "clicked",  
                    G_CALLBACK(on_cache_button_clicked), &pcontext);  
   gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);  
 #endif  
   
   gtk_box_pack_start_defaults(GTK_BOX(vbox), hbox);  
   
   if(cache->name) {  
     GtkWidget *label = gtk_label_small_left_new(cache->name);  
     gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END);  
     gtk_box_pack_start_defaults(GTK_BOX(vbox), label);  
   }  
   
   hbox = gtk_hbox_new(FALSE, 0);  
   if(cache->terrain) {  
     GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        icon_get_widget(ICON_STARS, (int)(cache->terrain*2-2)),  
        FALSE, FALSE, 5);  
     gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);  
   }  
   
   if(cache->difficulty) {  
     GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        icon_get_widget(ICON_STARS, (int)(cache->difficulty*2-2)),  
        FALSE, FALSE, 5);  
     gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);  
   }  
   
   gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);  
   
   gtk_container_add(GTK_CONTAINER(alignment), vbox);  
   /* ----------------------- */  
   
   
   gtk_container_add(GTK_CONTAINER(pcontext.window), alignment);  
   
   /* give window its shape */  
   popup_window_shape(pcontext.window, ax, ay);  
   
   gtk_widget_show_all(pcontext.window);  
   
   /* handle this popup until it's gone */  
   
   pcontext.loop = g_main_loop_new(NULL, FALSE);  
   
   GDK_THREADS_LEAVE();  
   g_main_loop_run(pcontext.loop);  
   GDK_THREADS_ENTER();  
   
   g_main_loop_unref(pcontext.loop);  
   
   printf("cache popup removed\n");  
 }  
   
211  static void  static void
212  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
213                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
# Line 613  on_map_button_release_event(GtkWidget *w Line 288  on_map_button_release_event(GtkWidget *w
288    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
289    
290    if(context->press_on) {    if(context->press_on) {
291        coord_t coo;
292        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
293    
294      pos_t pos =      pos_t pos =
295        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
296    
297      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
298      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
299        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
300        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) {
301          cache_popup(context, nearest);  
302            osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon);
303          }
304      }      }
305      context->press_on = NULL;      context->press_on = NULL;
306    } else {    } else {
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