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

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revision 41 by harbaum, Mon Aug 3 14:21:57 2009 UTC revision 54 by harbaum, Wed Aug 12 19:20:00 2009 UTC
# Line 24  Line 24 
24  #include "osm-gps-map.h"  #include "osm-gps-map.h"
25  #endif  #endif
26    
27    #define GPS_DEFAULT_ZOOM 13
28    
29    /* equatorial radius in meters */
30    #define EQ_RADIUS     (6378137.0)
31    
32    #define RAD2DEG(a)  (((a)*180.0)/M_PI)
33    #define DEG2RAD(a)  (((a)*M_PI)/180.0)
34    
35  typedef struct {  typedef struct {
36    appdata_t *appdata;    appdata_t *appdata;
37    GtkWidget *widget;    GtkWidget *widget;
38    GtkWidget *zoomin, *zoomout, *gps;    GtkWidget *zoomin, *zoomout, *gps;
39    gint handler_id;    gint handler_id;
40      cache_t *press_on;
41  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
42    GtkWidget *old_view;    GtkWidget *old_view;
43  #endif  #endif
# Line 73  static const char *get_proxy_uri(appdata Line 82  static const char *get_proxy_uri(appdata
82  }  }
83    
84  static void map_zoom(map_context_t *context, int step) {  static void map_zoom(map_context_t *context, int step) {
85    int zoom;    gint zoom;
86    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
87    g_object_get(map, "zoom", &zoom, NULL);    g_object_get(map, "zoom", &zoom, NULL);
88    zoom = osm_gps_map_set_zoom(map, zoom+step);    zoom = osm_gps_map_set_zoom(map, zoom+step);
# Line 81  static void map_zoom(map_context_t *cont Line 90  static void map_zoom(map_context_t *cont
90    /* enable/disable zoom buttons as required */    /* enable/disable zoom buttons as required */
91    gtk_widget_set_sensitive(context->zoomin, zoom<17);    gtk_widget_set_sensitive(context->zoomin, zoom<17);
92    gtk_widget_set_sensitive(context->zoomout, zoom>1);    gtk_widget_set_sensitive(context->zoomout, zoom>1);
93    
94      /* save new zoom */
95      context->appdata->map.zoom = zoom;
96  }  }
97    
98  static gboolean  static gboolean
# Line 100  cb_map_gps(GtkButton *button, map_contex Line 112  cb_map_gps(GtkButton *button, map_contex
112    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
113    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
114      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
115                                refpos->lat, refpos->lon, 14);                        refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
116    } else {    } else {
117      /* no coordinates given: display the entire world */      /* no coordinates given: display the entire world */
118      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
# Line 111  cb_map_gps(GtkButton *button, map_contex Line 123  cb_map_gps(GtkButton *button, map_contex
123  }  }
124    
125  static GtkWidget  static GtkWidget
126  *map_add_button(const gchar *icon, GCallback cb, gpointer data,  *map_add_button(int icon, GCallback cb, gpointer data,
127                  char *tooltip) {                  char *tooltip) {
128    GtkWidget *button = gtk_button_new();    GtkWidget *button = gtk_button_new();
129    gtk_button_set_image(GTK_BUTTON(button),    gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_MISC, icon));
                        gtk_image_new_from_stock(icon, GTK_ICON_SIZE_MENU));  
130    g_signal_connect(button, "clicked", cb, data);    g_signal_connect(button, "clicked", cb, data);
131  #ifndef USE_MAEMO  #ifndef USE_MAEMO
132    gtk_widget_set_tooltip_text(button, tooltip);    gtk_widget_set_tooltip_text(button, tooltip);
# Line 126  static GtkWidget Line 137  static GtkWidget
137  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
138    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
139    
140      /* get reference position ... */
141    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
142    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
143    
144    /* get reference position and go there */    /* ... and enable "goto" button if it's valid */
145    gtk_widget_set_sensitive(context->gps, ok);    gtk_widget_set_sensitive(context->gps, ok);
146    
147      if(ok) {
148        float heading = NAN;
149        int radius = 0;
150    
151        if(context->appdata->use_gps) {
152          heading = gps_get_heading(context->appdata);
153    
154          /* get error */
155          float eph = gps_get_eph(context->appdata);
156          if(!isnan(eph)) {
157    
158            /* world at zoom 1 == 512 pixels */
159            gint zoom;
160            g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
161            float m_per_pix =
162              cos(DEG2RAD(refpos->lat))*2*M_PI*EQ_RADIUS/(1<<(8+zoom));
163    
164            radius = eph/m_per_pix;
165          }
166        }
167    
168        g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
169        osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
170                             refpos->lat, refpos->lon, heading);
171      } else
172        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
173    
174    return TRUE;    return TRUE;
175  }  }
176    
# Line 139  static gboolean on_map_configure(GtkWidg Line 178  static gboolean on_map_configure(GtkWidg
178                                   GdkEventConfigure *event,                                   GdkEventConfigure *event,
179                                   map_context_t *context) {                                   map_context_t *context) {
180    
181    cb_map_gps(NULL, context);    /* set default values if they are invalid */
182      if(!context->appdata->map.zoom ||
183         isnan(context->appdata->map.pos.lat) ||
184         isnan(context->appdata->map.pos.lon)) {
185        printf("no valid map position found\n");
186    
187        pos_t *refpos = get_pos(context->appdata);
188        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
189          /* use gps position if present */
190          context->appdata->map.pos = *refpos;
191          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
192        } else {
193          /* use world map otherwise */
194          context->appdata->map.pos.lat = 0.0;
195          context->appdata->map.pos.lon = 0.0;
196          context->appdata->map.zoom = 1;
197        }
198      }
199    
200      /* jump to initial position */
201      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
202                                context->appdata->map.pos.lat,
203                                context->appdata->map.pos.lon,
204                                context->appdata->map.zoom);
205    
206    return FALSE;    return FALSE;
207  }  }
208    
# Line 162  typedef struct { Line 224  typedef struct {
224    GMainLoop *loop;    GMainLoop *loop;
225  } popup_context_t;  } popup_context_t;
226    
227    /* draw shape */
228    #define ARROW_BORDER   20
229    #define CORNER_RADIUS  10
230    
231  #ifndef USE_HILDON  #ifndef USE_MAEMO
232  #define POPUP_WIDTH  300  #define POPUP_WIDTH  300
233  #define POPUP_HEIGHT 100  #define POPUP_HEIGHT 100
234  #else  #else
235  #define POPUP_WIDTH  600  #define POPUP_WIDTH  350
236  #define POPUP_HEIGHT 200  #define POPUP_HEIGHT 120
237  #endif  #endif
238    
239  static gboolean  static gboolean
# Line 192  on_button_press_event(GtkWidget *widget, Line 257  on_button_press_event(GtkWidget *widget,
257                            GdkEventButton *event, popup_context_t *context) {                            GdkEventButton *event, popup_context_t *context) {
258    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);
259    
260    printf("overlay button press(in = %d)\n", in);    printf("overlay button press (in = %d)\n", in);
261    return !in;    return !in;
262  }  }
263    
# Line 201  on_button_release_event(GtkWidget *widge Line 266  on_button_release_event(GtkWidget *widge
266                            GdkEventButton *event, popup_context_t *context) {                            GdkEventButton *event, popup_context_t *context) {
267    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);
268    
269    printf("overlay button release(in = %d)\n", in);    printf("overlay button release (in = %d)\n", in);
270    
271    if(!in) {    if(!in) {
272      printf("destroying popup\n");      printf("destroying popup\n");
# Line 235  run_unmap_handler(GtkWindow *window, pop Line 300  run_unmap_handler(GtkWindow *window, pop
300    shutdown_loop(context);    shutdown_loop(context);
301  }  }
302    
303  void cache_popup(appdata_t *appdata, cache_t *cache) {  static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) {
304    popup_context_t context;    GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1);
305    context.appdata = appdata;  
306      GdkGC *gc = gdk_gc_new(mask);
307    context.window = gtk_window_new(GTK_WINDOW_POPUP);    GdkColormap *colormap;
308    gtk_widget_realize(context.window);    GdkColor black;
309    gtk_window_set_default_size(GTK_WINDOW(context.window),    GdkColor white;
310    
311      /* get black/white color values */
312      colormap = gdk_colormap_get_system();
313      gdk_color_black(colormap, &black);
314      gdk_color_white(colormap, &white);
315    
316      /* erase */
317      gdk_gc_set_foreground(gc, &black);
318      gdk_gc_set_background(gc, &white);
319    
320      /* erase background */
321      gdk_draw_rectangle(mask, gc, TRUE, 0, 0, POPUP_WIDTH, POPUP_HEIGHT);
322    
323      gdk_gc_set_foreground(gc, &white);
324      gdk_gc_set_background(gc, &black);
325    
326      /* the tip is always above or below the "bubble" but never at its side */
327      guint tip_offset = (tip_y == 0)?ARROW_BORDER:0;
328    
329      gdk_draw_rectangle(mask, gc, TRUE,
330                         0, tip_offset + CORNER_RADIUS,
331                         POPUP_WIDTH,
332                         POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER);
333    
334      gdk_draw_rectangle(mask, gc, TRUE,
335                         CORNER_RADIUS, tip_offset,
336                         POPUP_WIDTH  - 2*CORNER_RADIUS,
337                         POPUP_HEIGHT - ARROW_BORDER);
338    
339      int off[][2] = {
340              { CORNER_RADIUS,               tip_offset + CORNER_RADIUS },
341              { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS },
342              { POPUP_WIDTH - CORNER_RADIUS,
343                POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset},
344              { CORNER_RADIUS,
345                POPUP_HEIGHT - CORNER_RADIUS  - ARROW_BORDER + tip_offset}};
346    
347      int i;
348      for(i=0;i<4;i++) {
349        gdk_draw_arc(mask, gc, TRUE,
350                     off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS,
351                     2*CORNER_RADIUS,         2*CORNER_RADIUS,
352                     0, 360*64);
353      }
354    
355      GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2},
356                             {POPUP_WIDTH*2/3, POPUP_HEIGHT/2},
357                             {tip_x,tip_y} };
358      gdk_draw_polygon(mask, gc, TRUE, points, 3);
359    
360    
361      gdk_window_shape_combine_mask(window->window, mask, 0, 0);
362    }
363    
364    /* create a left aligned label (normal ones are centered) */
365    static GtkWidget *gtk_label_left_new(char *str) {
366      GtkWidget *label = gtk_label_new(str);
367      gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);
368      return label;
369    }
370    
371    /* the small labels are actually only on maemo small */
372    #ifdef USE_MAEMO
373    #define MARKUP_SMALL "<span size='small'>%s</span>"
374    GtkWidget *gtk_label_small_left_new(char *str) {
375      GtkWidget *label = gtk_label_new("");
376      char *markup = g_markup_printf_escaped(MARKUP_SMALL, str);
377      gtk_label_set_markup(GTK_LABEL(label), markup);
378      g_free(markup);
379      gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);
380      return label;
381    }
382    #define gtk_label_big_left_new(a) gtk_label_left_new(a)
383    #else
384    #define gtk_label_small_left_new(a) gtk_label_left_new(a)
385    #define MARKUP_BIG "<span size='x-large'>%s</span>"
386    GtkWidget *gtk_label_big_left_new(char *str) {
387      GtkWidget *label = gtk_label_new("");
388      char *markup = g_markup_printf_escaped(MARKUP_BIG, str);
389      gtk_label_set_markup(GTK_LABEL(label), markup);
390      g_free(markup);
391      gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);
392      return label;
393    }
394    #endif
395    
396    void cache_popup(map_context_t *mcontext, cache_t *cache) {
397      popup_context_t pcontext;
398      pcontext.appdata = mcontext->appdata;
399    
400      pcontext.window = gtk_window_new(GTK_WINDOW_POPUP);
401      gtk_widget_realize(pcontext.window);
402      gtk_window_set_default_size(GTK_WINDOW(pcontext.window),
403                                POPUP_WIDTH, POPUP_HEIGHT);                                POPUP_WIDTH, POPUP_HEIGHT);
404    gtk_window_resize(GTK_WINDOW(context.window),    gtk_window_resize(GTK_WINDOW(pcontext.window), POPUP_WIDTH, POPUP_HEIGHT);
405                      POPUP_WIDTH, POPUP_HEIGHT);    //  gtk_window_set_resizable(GTK_WINDOW(pcontext.window), FALSE);
406    //  gtk_window_set_resizable(GTK_WINDOW(context.window), FALSE);    gtk_window_set_transient_for(GTK_WINDOW(pcontext.window),
407    gtk_window_set_transient_for(GTK_WINDOW(context.window),                                 GTK_WINDOW(mcontext->appdata->window));
408                                 GTK_WINDOW(appdata->window));    gtk_window_set_keep_above(GTK_WINDOW(pcontext.window), TRUE);
409    gtk_window_set_keep_above(GTK_WINDOW(context.window), TRUE);    gtk_window_set_destroy_with_parent(GTK_WINDOW(pcontext.window), TRUE);
410    gtk_window_set_destroy_with_parent(GTK_WINDOW(context.window), TRUE);    gtk_window_set_gravity(GTK_WINDOW(pcontext.window), GDK_GRAVITY_STATIC);
411    gtk_window_set_gravity(GTK_WINDOW(context.window), GDK_GRAVITY_STATIC);    gtk_window_set_modal(GTK_WINDOW(pcontext.window), TRUE);
   gtk_window_set_modal(GTK_WINDOW(context.window), TRUE);  
412    
413    /* connect events */    /* connect events */
414    g_signal_connect(G_OBJECT(context.window), "button-press-event",    g_signal_connect(G_OBJECT(pcontext.window), "button-press-event",
415                     G_CALLBACK(on_button_press_event), &context);                     G_CALLBACK(on_button_press_event), &pcontext);
416    g_signal_connect(G_OBJECT(context.window), "button-release-event",    g_signal_connect(G_OBJECT(pcontext.window), "button-release-event",
417                     G_CALLBACK(on_button_release_event), &context);                     G_CALLBACK(on_button_release_event), &pcontext);
418    g_signal_connect(G_OBJECT(context.window), "delete-event",    g_signal_connect(G_OBJECT(pcontext.window), "delete-event",
419                     G_CALLBACK(run_delete_handler), &context);                     G_CALLBACK(run_delete_handler), &pcontext);
420    g_signal_connect(G_OBJECT(context.window), "destroy",    g_signal_connect(G_OBJECT(pcontext.window), "destroy",
421                     G_CALLBACK(run_destroy_handler), &context);                     G_CALLBACK(run_destroy_handler), &pcontext);
422    g_signal_connect(G_OBJECT(context.window), "unmap",    g_signal_connect(G_OBJECT(pcontext.window), "unmap",
423                     G_CALLBACK(run_unmap_handler), &context);                     G_CALLBACK(run_unmap_handler), &pcontext);
424    
425    gdk_pointer_grab(context.window->window, TRUE,    gdk_pointer_grab(pcontext.window->window, TRUE,
426       GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,       GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,
427                     NULL, NULL, GDK_CURRENT_TIME);                     NULL, NULL, GDK_CURRENT_TIME);
428    gtk_grab_add(context.window);    gtk_grab_add(pcontext.window);
429    
430    //  gint x, y;    /* check whether cache is in upper or lower half of window */
431    //  gdk_window_get_origin(button->window, &x, &y);    gint x, y, sx, sy;
432      osm_gps_map_geographic_to_screen(OSM_GPS_MAP(mcontext->widget),
433    //  gtk_window_move(GTK_WINDOW(context.window),                                     cache->pos.lat, cache->pos.lon,
434    //              x + button->allocation.x,                                     &sx, &sy);
435    //              y + button->allocation.y - HEIGHT);  
436      gdk_window_get_origin(mcontext->widget->window, &x, &y);
437    
438      gint ax = 0, ay = 0;
439      if(sx > mcontext->widget->allocation.width/2)
440        ax = POPUP_WIDTH;
441    
442      if(sy > mcontext->widget->allocation.height/2)
443        ay = POPUP_HEIGHT;
444    
445    gtk_window_move(GTK_WINDOW(context.window),  #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5)
446                    100,    GdkColor color;
447                    100);    gdk_color_parse("darkgray", &color);
448      gtk_widget_modify_bg(GTK_WIDGET(pcontext.window), GTK_STATE_NORMAL, &color);
449    #endif
450    
451      gtk_window_move(GTK_WINDOW(pcontext.window),
452                      x + mcontext->widget->allocation.x + sx - ax,
453                      y + mcontext->widget->allocation.y + sy - ay);
454    
455    
456      GtkWidget *alignment = gtk_alignment_new(0.5, 0.5, 1.0, 1.0);
457      gtk_alignment_set_padding(GTK_ALIGNMENT(alignment),
458                                CORNER_RADIUS/2 + (ay?0:ARROW_BORDER),
459                                CORNER_RADIUS/2 + (ay?ARROW_BORDER:0),
460                                CORNER_RADIUS, CORNER_RADIUS);
461    
462      /* --- actual content ---- */
463      GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
464    
465      if(cache->id) {
466        GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);
467    
468    /* a frame with a vscale inside */      gtk_box_pack_start(GTK_BOX(ihbox),
469    GtkWidget *frame = gtk_frame_new(NULL);         icon_get_widget(ICON_CACHE_TYPE, cache->type),
470    gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_OUT);         FALSE, FALSE, 5);
471    
472        gtk_box_pack_start_defaults(GTK_BOX(ihbox),
473                    gtk_label_big_left_new(cache->id));
474    
475        gtk_box_pack_start_defaults(GTK_BOX(vbox), ihbox);
476      }
477    
478      if(cache->name) {
479        GtkWidget *label = gtk_label_small_left_new(cache->name);
480        gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END);
481        gtk_box_pack_start_defaults(GTK_BOX(vbox), label);
482      }
483    
484    gtk_container_add(GTK_CONTAINER(frame), gtk_label_new(cache->name));    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);
485    gtk_container_add(GTK_CONTAINER(context.window), frame);    if(cache->terrain) {
486        GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);
487        gtk_box_pack_start(GTK_BOX(ihbox),
488           gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0);
489        gtk_box_pack_start(GTK_BOX(ihbox),
490           icon_get_widget(ICON_STARS, (int)(cache->terrain*2-2)),
491           FALSE, FALSE, 5);
492        gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);
493      }
494    
495      if(cache->difficulty) {
496        GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);
497        gtk_box_pack_start(GTK_BOX(ihbox),
498           gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0);
499        gtk_box_pack_start(GTK_BOX(ihbox),
500           icon_get_widget(ICON_STARS, (int)(cache->difficulty*2-2)),
501           FALSE, FALSE, 5);
502        gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);
503      }
504    
505      gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
506    
507      gtk_container_add(GTK_CONTAINER(alignment), vbox);
508      /* ----------------------- */
509    
510    
511      gtk_container_add(GTK_CONTAINER(pcontext.window), alignment);
512    
513    gtk_widget_show_all(context.window);    /* give window its shape */
514      popup_window_shape(pcontext.window, ax, ay);
515    
516      gtk_widget_show_all(pcontext.window);
517    
518    /* handle this popup until it's gone */    /* handle this popup until it's gone */
519    
520    context.loop = g_main_loop_new(NULL, FALSE);    pcontext.loop = g_main_loop_new(NULL, FALSE);
521    
522    GDK_THREADS_LEAVE();    GDK_THREADS_LEAVE();
523    g_main_loop_run(context.loop);    g_main_loop_run(pcontext.loop);
524    GDK_THREADS_ENTER();    GDK_THREADS_ENTER();
525    
526    g_main_loop_unref(context.loop);    g_main_loop_unref(pcontext.loop);
527    
528    printf("cache popup removed\n");    printf("cache popup removed\n");
529  }  }
530    
 #define RAD2DEG(a)  (((a)*180.0)/M_PI)  
   
531  static void  static void
532  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
533                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
# Line 354  pos_t coord2pos(coord_t coo) { Line 576  pos_t coord2pos(coord_t coo) {
576    return pos;    return pos;
577  }  }
578    
579    static int dist2pixel(map_context_t *context, float km, float lat) {
580      gint zoom;
581      g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
582    
583      /* world at zoom 1 == 512 pixels */
584      float m_per_pix =
585        cos(DEG2RAD(lat))*2*M_PI*EQ_RADIUS/(1<<(8+zoom));
586    
587      return 1000.0*km/m_per_pix;
588    }
589    
590    #define CLICK_FUZZ (24)
591    
592  static gboolean  static gboolean
593  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
594                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
595    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
596    
597    pos_t pos =    /* got a press event without release event? eat it! */
598      coord2pos(osm_gps_map_get_co_ordinates(map, (int)event->x, (int)event->y));    if(context->press_on != NULL) {
599        printf("PRESS: already\n");
600        return TRUE;
601      }
602    
603    printf("clicked at %f/%f\n", pos.lat, pos.lon);    pos_t pos =
604        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
605    
606      cache_t *nearest = map_closest(context, &pos);
607      if(nearest) {
608        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
609        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)
610          context->press_on = nearest;
611      }
612    
613    return FALSE;    return FALSE;
614  }  }
615    
# Line 372  on_map_button_release_event(GtkWidget *w Line 618  on_map_button_release_event(GtkWidget *w
618                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
619    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
620    
621    pos_t pos =    if(context->press_on) {
622      coord2pos(osm_gps_map_get_co_ordinates(map, (int)event->x, (int)event->y));      pos_t pos =
623          coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
624    printf("released at %f/%f\n", pos.lat, pos.lon);  
625        cache_t *nearest = map_closest(context, &pos);
626    /* return true if we clicked a cache */      if(nearest && nearest == context->press_on) {
627    /* ... */        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
628          if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)
629    cache_t *nearest = map_closest(context, &pos);          cache_popup(context, nearest);
630        }
631    if(nearest) {      context->press_on = NULL;
632      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);    } else {
633        /* save new map position */
634      printf("nearest = %s, distance = %fkm\n", nearest->name, dist);      gfloat lat, lon;
635        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
636      cache_popup(context->appdata, nearest);      context->appdata->map.pos.lat = lat;
637        context->appdata->map.pos.lon = lon;
     return TRUE;  
638    }    }
639    
640    return FALSE;    return FALSE;
641  }  }
642    
643    static void save_map_state(map_context_t *context) {
644      /* save map parameters */
645      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
646      gint zoom;
647      g_object_get(map, "zoom", &zoom, NULL);
648      context->appdata->map.zoom = zoom;
649    
650      gfloat lat, lon;
651      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
652      context->appdata->map.pos.lat = lat;
653      context->appdata->map.pos.lon = lon;
654    }
655    
656  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
657  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
658    printf("destroy map view\n");    printf("destroy map view\n");
659    
660      save_map_state(context);
661    
662    /* restore cur_view */    /* restore cur_view */
663    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
664    
# Line 417  void map(appdata_t *appdata) { Line 677  void map(appdata_t *appdata) {
677    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
678    
679    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
680                  "repo-uri", MAP_SOURCE_OPENSTREETMAP,                   "repo-uri",             MAP_SOURCE_OPENSTREETMAP,
681                  "tile-cache", path,                   "tile-cache",           path,
682                  proxy?"proxy-uri":NULL, proxy,                   "auto-center",          FALSE,
683                     "record-trip-history",  FALSE,
684                     "show-trip-history",    FALSE,
685                   NULL);                   NULL);
686    
687      if(proxy)
688        g_object_set(OSM_GPS_MAP(context->widget), "proxy-uri", proxy, NULL);
689    
690    g_free(path);    g_free(path);
691    
692    char *name = NULL;    char *name = NULL;
# Line 438  void map(appdata_t *appdata) { Line 703  void map(appdata_t *appdata) {
703  #ifdef USE_MAEMO  #ifdef USE_MAEMO
704    } else {    } else {
705      map_draw_cachelist(context->widget, appdata->cur_gpx->cache);      map_draw_cachelist(context->widget, appdata->cur_gpx->cache);
706      name = g_strdup(_("appdata->cur_gpx->name"));      name = g_strdup(appdata->cur_gpx->name);
707    }    }
708  #endif  #endif
709    
# Line 456  void map(appdata_t *appdata) { Line 721  void map(appdata_t *appdata) {
721                            NULL);                            NULL);
722    
723  #ifndef USE_MAEMO  #ifndef USE_MAEMO
724    gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 350);    gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 480);
725  #else  #else
726    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);
727  #endif  #endif
# Line 478  void map(appdata_t *appdata) { Line 743  void map(appdata_t *appdata) {
743    GtkWidget *vbox = gtk_vbox_new(FALSE,0);    GtkWidget *vbox = gtk_vbox_new(FALSE,0);
744    
745    context->zoomin =    context->zoomin =
746      map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin),      map_add_button(10, G_CALLBACK(cb_map_zoomin),
747                     context, _("Zoom in"));                     context, _("Zoom in"));
748    gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0);    gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0);
749    
750    context->zoomout =    context->zoomout =
751      map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout),      map_add_button(11, G_CALLBACK(cb_map_zoomout),
752                     context, _("Zoom out"));                     context, _("Zoom out"));
753    gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0);    gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0);
754    
755    context->gps =    context->gps =
756      map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps),      map_add_button(9, G_CALLBACK(cb_map_gps),
757                     context, _("Jump to GPS position"));                     context, _("Jump to GPS position"));
758    gtk_widget_set_sensitive(context->gps, FALSE);    gtk_widget_set_sensitive(context->gps, FALSE);
759    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
# Line 513  void map(appdata_t *appdata) { Line 778  void map(appdata_t *appdata) {
778    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);
779    gtk_widget_show_all(dialog);    gtk_widget_show_all(dialog);
780    gtk_dialog_run(GTK_DIALOG(dialog));    gtk_dialog_run(GTK_DIALOG(dialog));
781      save_map_state(context);
782    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
783    gtk_widget_destroy(dialog);    gtk_widget_destroy(dialog);
784    g_free(context);    g_free(context);
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