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

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revision 59 by harbaum, Mon Aug 17 14:23:38 2009 UTC revision 89 by harbaum, Tue Sep 1 11:16:30 2009 UTC
# Line 18  Line 18 
18   */   */
19    
20  #include "gpxview.h"  #include "gpxview.h"
21    #include "converter.h"
22  #include <math.h>    // for isnan  #include <math.h>    // for isnan
23    
24  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
25  #include "osm-gps-map.h"  #include "osm-gps-map.h"
26    #include "osm-gps-map-osd-classic.h"
27  #endif  #endif
28    
29  #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENSTREETMAP  #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
30  #define GPS_DEFAULT_ZOOM 13  #include <gdk/gdkx.h>
31    #include <X11/Xatom.h>
32  /* equatorial radius in meters */  #endif
 #define EQ_RADIUS     (6378137.0)  
33    
34  #define RAD2DEG(a)  (((a)*180.0)/M_PI)  // #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENSTREETMAP
35  #define DEG2RAD(a)  (((a)*M_PI)/180.0)  #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
36    // #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_GOOGLE_STREET
37    #define GPS_DEFAULT_ZOOM 13
38    
39  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
40    
# Line 71  static const char *get_proxy_uri(appdata Line 74  static const char *get_proxy_uri(appdata
74    return NULL;    return NULL;
75  }  }
76    
77  static void map_zoom(map_context_t *context, int step) {  static void
78    gint zoom;  cb_map_gps(osd_button_t but, map_context_t *context) {
79    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    if(but == OSD_GPS) {
80    g_object_get(map, "zoom", &zoom, NULL);      pos_t *refpos = get_pos(context->appdata);
81    zoom = osm_gps_map_set_zoom(map, zoom+step);      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
82          gint zoom;
83    /* enable/disable zoom buttons as required */        g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
84    gtk_widget_set_sensitive(context->zoomin,        if(zoom < 10)
85             zoom < osm_gps_map_source_get_max_zoom(MAP_SOURCE));          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
86    gtk_widget_set_sensitive(context->zoomout,                                    refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
87             zoom > osm_gps_map_source_get_min_zoom(MAP_SOURCE));        else
88            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
89    /* hmm ... this doesn't really work */                                 refpos->lat, refpos->lon);
   osm_gps_map_osd_speed(map, zoom);  
   
   /* save new zoom */  
   context->appdata->map.zoom = zoom;  
 }  
   
 static gboolean  
 cb_map_zoomin(GtkButton *button, map_context_t *context) {  
   map_zoom(context, +1);  
   return FALSE;  
 }  
   
 static gboolean  
 cb_map_zoomout(GtkButton *button, map_context_t *context) {  
   map_zoom(context, -1);  
   return FALSE;  
 }  
90    
91  static gboolean        /* re-enable centering */
92  cb_map_gps(GtkButton *button, map_context_t *context) {        g_object_set(context->widget, "auto-center", TRUE, NULL);
93    pos_t *refpos = get_pos(context->appdata);      } else {
94    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {        /* no coordinates given: display the entire world */
95      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
96                        refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);                                  0.0, 0.0, 1);
97    } else {      }
     /* no coordinates given: display the entire world */  
     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                               0.0, 0.0, 1);  
98    }    }
   
   return FALSE;  
 }  
   
 static GtkWidget  
 *map_add_button(int icon, GCallback cb, gpointer data,  
                 char *tooltip) {  
   GtkWidget *button = gtk_button_new();  
   gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_MISC, icon));  
   g_signal_connect(button, "clicked", cb, data);  
 #ifndef USE_MAEMO  
   gtk_widget_set_tooltip_text(button, tooltip);  
 #endif  
   return button;  
99  }  }
100    
101  static int dist2pixel(map_context_t *context, float km, float lat) {  static int dist2pixel(map_context_t *context, float km, float lat) {
# Line 141  static gboolean map_gps_update(gpointer Line 110  static gboolean map_gps_update(gpointer
110    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
111    
112    /* ... and enable "goto" button if it's valid */    /* ... and enable "goto" button if it's valid */
113    gtk_widget_set_sensitive(context->gps, ok);    osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
114                     OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
115    
116    if(ok) {    if(ok) {
117      float heading = NAN;      float heading = NAN;
# Line 169  static gboolean on_map_configure(GtkWidg Line 139  static gboolean on_map_configure(GtkWidg
139                                   GdkEventConfigure *event,                                   GdkEventConfigure *event,
140                                   map_context_t *context) {                                   map_context_t *context) {
141    
142    /* set default values if they are invalid */    if(!context->map_complete) {
143    if(!context->appdata->map.zoom ||  
144       isnan(context->appdata->map.pos.lat) ||      /* set default values if they are invalid */
145       isnan(context->appdata->map.pos.lon)) {      if(!context->appdata->map.zoom ||
146      printf("no valid map position found\n");         isnan(context->appdata->map.pos.lat) ||
147           isnan(context->appdata->map.pos.lon)) {
148      pos_t *refpos = get_pos(context->appdata);        printf("no valid map position found\n");
149      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {  
150        /* use gps position if present */        pos_t *refpos = get_pos(context->appdata);
151        context->appdata->map.pos = *refpos;        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
152        context->appdata->map.zoom = GPS_DEFAULT_ZOOM;          /* use gps position if present */
153      } else {          context->appdata->map.pos = *refpos;
154        /* use world map otherwise */          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
155        context->appdata->map.pos.lat = 0.0;        } else {
156        context->appdata->map.pos.lon = 0.0;          /* use world map otherwise */
157        context->appdata->map.zoom = 1;          context->appdata->map.pos.lat = 0.0;
158            context->appdata->map.pos.lon = 0.0;
159            context->appdata->map.zoom = 1;
160          }
161      }      }
162    
163        /* jump to initial position */
164        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
165                                  context->appdata->map.pos.lat,
166                                  context->appdata->map.pos.lon,
167                                  context->appdata->map.zoom);
168        context->map_complete = TRUE;
169    }    }
170    
   /* jump to initial position */  
   osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                             context->appdata->map.pos.lat,  
                             context->appdata->map.pos.lon,  
                             context->appdata->map.zoom);  
   
171    return FALSE;    return FALSE;
172  }  }
173    
# Line 251  static cache_t *map_closest(map_context_ Line 225  static cache_t *map_closest(map_context_
225  /* translate between osm-gps-map positions and gpxview ones */  /* translate between osm-gps-map positions and gpxview ones */
226  pos_t coord2pos(coord_t coo) {  pos_t coord2pos(coord_t coo) {
227    pos_t pos;    pos_t pos;
228    pos.lat = RAD2DEG(coo.rlat);    pos.lat = rad2deg(coo.rlat);
229    pos.lon = RAD2DEG(coo.rlon);    pos.lon = rad2deg(coo.rlon);
230    return pos;    return pos;
231  }  }
232    
# Line 263  on_map_button_press_event(GtkWidget *wid Line 237  on_map_button_press_event(GtkWidget *wid
237                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
238    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
239    
240      /* check if we actually clicked parts of the OSD */
241      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
242        return FALSE;
243    
244    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
245    if(context->press_on != NULL) {    if(context->press_on != NULL) {
246      printf("PRESS: already\n");      printf("PRESS: already\n");
247      return TRUE;      return FALSE;
248    }    }
249    
250    pos_t pos =    pos_t pos =
# Line 301  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 279  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
279    
280    // now draw this onto the original context    // now draw this onto the original context
281    cairo_set_source_surface(cr, image_surface, x, y);    cairo_set_source_surface(cr, image_surface, x, y);
282    
283    cairo_paint(cr);    cairo_paint(cr);
284  }  }
285    
286  #define LINE_SKIP  10  #ifndef BIG_BALLOONS
287    #define LINE_SKIP  7
288    #else
289    #define LINE_SKIP  12
290    #endif
291    
292  static void  static void
293  balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {  balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {
294    cache_t *cache = (cache_t*)data;    cache_t *cache = (cache_t*)data;
295    
   //  printf("draw cb for \"%s\"\n", cache->name);  
   
296  #if 0  #if 0
297    /* draw pink background to check clipping */    /* draw pink background to check clipping */
298    cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);    cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);
# Line 331  balloon_draw_cb(cairo_t *cr, OsmGpsMapRe Line 312  balloon_draw_cb(cairo_t *cr, OsmGpsMapRe
312    /* ... and right of it the waypoint id */    /* ... and right of it the waypoint id */
313    cairo_text_extents_t extents;    cairo_text_extents_t extents;
314    
315    cairo_select_font_face (cr, "Sans",    if(cache->id) {
316                            CAIRO_FONT_SLANT_NORMAL,      cairo_select_font_face (cr, "Sans",
317                            CAIRO_FONT_WEIGHT_BOLD);                              CAIRO_FONT_SLANT_NORMAL,
318                                CAIRO_FONT_WEIGHT_BOLD);
319    
320    cairo_set_font_size (cr, 20.0);  #ifndef BIG_BALLOONS
321    cairo_text_extents (cr, cache->id, &extents);      cairo_set_font_size (cr, 20.0);
322    #else
323        cairo_set_font_size (cr, 36.0);
324    #endif
325    
326    /* display id right of icon vertically centered */      cairo_text_extents (cr, cache->id, &extents);
327    x += gdk_pixbuf_get_width(icon) + 5;  
328    y += (gdk_pixbuf_get_height(icon) + extents.height)/2;      /* display id right of icon vertically centered */
329    cairo_move_to (cr, x,y);      x += gdk_pixbuf_get_width(icon) + 5;
330    cairo_set_source_rgba (cr, 0, 0, 0, 1);      y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
331    cairo_show_text (cr, cache->id);      cairo_move_to (cr, x, y);
332    cairo_stroke (cr);      cairo_set_source_rgba (cr, 0, 0, 0, 1);
333        cairo_show_text (cr, cache->id);
334        cairo_stroke (cr);
335    
336        y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
337      } else
338        y += gdk_pixbuf_get_height(icon);
339    
340    /* return to the left border and below icon/text */    /* return to the left border and below icon/text */
341    x = rect->x;    x = rect->x;
   y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;  
342    
343    cairo_select_font_face (cr, "Sans",    /* everything from here uses the same font */
344                            CAIRO_FONT_SLANT_NORMAL,    cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
345                            CAIRO_FONT_WEIGHT_NORMAL);                            CAIRO_FONT_WEIGHT_NORMAL);
346    #ifndef BIG_BALLOONS
347    cairo_set_font_size (cr, 14.0);    cairo_set_font_size (cr, 14.0);
348    cairo_text_extents (cr, cache->name, &extents);  #else
349      cairo_set_font_size (cr, 22.0);
350    #endif
351    
352    cairo_move_to (cr, x,y);    if(cache->name) {
353    cairo_show_text (cr, cache->name);      /* draw cache name */
354    cairo_stroke (cr);      cairo_text_extents (cr, cache->name, &extents);
355        y += extents.height;
356        cairo_move_to (cr, x, y);
357        cairo_set_source_rgba (cr, 0, 0, 0, 1);
358        cairo_show_text (cr, cache->name);
359        cairo_stroke (cr);
360    
361    /* return to the left border and below text */      /* return to the left border and below text */
362    x = rect->x;      y += LINE_SKIP;
363    y += extents.height + LINE_SKIP;      x = rect->x;
364      }
365    
366      if(cache->terrain) {
367        /* draw cache rating */
368        const char *terrain = "Terrain:";
369        icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
370        cairo_text_extents (cr, _(terrain), &extents);
371        y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
372    
373        /* draw "Terrain:" string */
374        cairo_move_to (cr, x, y);
375        cairo_set_source_rgba (cr, 0, 0, 0, 1);
376        cairo_show_text (cr, _(terrain));
377        cairo_stroke (cr);
378        x += extents.width + 2;
379    
380        /* draw terrain stars */
381        cairo_draw_pixbuf(cr, icon, x, y -
382                          (gdk_pixbuf_get_height(icon) + extents.height)/2);
383    
384        x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
385        y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
386      }
387    
388      if(cache->difficulty) {
389        const char *difficulty = "Difficulty:";
390        cairo_text_extents (cr, _(difficulty), &extents);
391        y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
392    
393        /* draw "Difficulty:" string */
394        cairo_move_to (cr, x, y);
395        cairo_set_source_rgba (cr, 0, 0, 0, 1);
396        cairo_show_text (cr, _(difficulty));
397        cairo_stroke (cr);
398        x += extents.width + 2;
399    
400        icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
401        cairo_draw_pixbuf(cr, icon, x, y -
402                          (gdk_pixbuf_get_height(icon) + extents.height)/2);
403      }
404  }  }
405    
406  static gboolean  static gboolean
# Line 414  static void on_window_destroy(GtkWidget Line 452  static void on_window_destroy(GtkWidget
452    context->appdata->map.pos.lat = lat;    context->appdata->map.pos.lat = lat;
453    context->appdata->map.pos.lon = lon;    context->appdata->map.pos.lon = lon;
454    
455      gint source;
456      g_object_get(map, "map-source", &source, NULL);
457      context->appdata->map.source = source;
458    
459  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
460    /* restore cur_view */    /* restore cur_view */
461    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
# Line 425  static void on_window_destroy(GtkWidget Line 467  static void on_window_destroy(GtkWidget
467    appdata->map.context = NULL;    appdata->map.context = NULL;
468  }  }
469    
470    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
471    /* get access to zoom buttons */
472    static void
473    on_window_realize(GtkWidget *widget, gpointer data) {
474      if (widget->window) {
475        unsigned char value = 1;
476        Atom hildon_zoom_key_atom =
477          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
478          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
479        Display *dpy =
480          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
481        Window w = GDK_WINDOW_XID(widget->window);
482    
483        XChangeProperty(dpy, w, hildon_zoom_key_atom,
484                        integer_atom, 8, PropModeReplace, &value, 1);
485      }
486    }
487    #endif
488    
489  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
490    map_context_t *context = NULL;    map_context_t *context = NULL;
491    
# Line 436  void map(appdata_t *appdata) { Line 497  void map(appdata_t *appdata) {
497    
498    context = appdata->map.context = g_new0(map_context_t, 1);    context = appdata->map.context = g_new0(map_context_t, 1);
499    context->appdata = appdata;    context->appdata = appdata;
500      context->map_complete = FALSE;
501    
502    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    /* cleanup old (pre 0.8.7) path if it exists */
503      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
504      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
505        printf("old file path %s exists\n", old_path);
506        rmdir_recursive(old_path);
507      }
508    
509      /* It is recommanded that all applications share these same */
510      /* map path, so data is only cached once. The path should be: */
511      /* ~/.osm-gps-map on standard PC     (users home) */
512      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
513      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
514    #if !defined(USE_MAEMO)
515      char *p = getenv("HOME");
516      if(!p) p = "/tmp";
517      char *path = g_strdup_printf("%s/.osm-gps-map", p);
518    #else
519    #if MAEMO_VERSION_MAJOR == 5
520      char *path = g_strdup("/home/user/.osm-gps-map");
521    #else
522      char *path = g_strdup("/media/mmc2/osm-gps-map");
523    #endif
524    #endif
525    
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
526    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
527    
528      gint source = context->appdata->map.source;
529      if(!source) source = MAP_SOURCE;
530    
531    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
532                   "map-source",               MAP_SOURCE,                   "map-source",               source,
533                   "tile-cache",               path,                   "tile-cache",               path,
534                   "auto-center",              FALSE,                   "auto-center",              FALSE,
535                   "record-trip-history",      FALSE,                   "record-trip-history",      FALSE,
# Line 453  void map(appdata_t *appdata) { Line 539  void map(appdata_t *appdata) {
539    
540    g_free(path);    g_free(path);
541    
542      osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
543    
544    char *name = NULL;    char *name = NULL;
545  #ifdef USE_MAEMO  #ifdef USE_MAEMO
546    if(!appdata->cur_gpx) {    if(!appdata->cur_gpx) {
# Line 477  void map(appdata_t *appdata) { Line 565  void map(appdata_t *appdata) {
565  #ifdef USE_MAEMO  #ifdef USE_MAEMO
566  #ifdef USE_STACKABLE_WINDOW  #ifdef USE_STACKABLE_WINDOW
567    context->window = hildon_stackable_window_new();    context->window = hildon_stackable_window_new();
568      /* try to enable the zoom buttons. don't do this on x86 as it breaks */
569      /* at runtime with cygwin x */
570    #ifndef __i386__
571      g_signal_connect(G_OBJECT(context->window), "realize",
572                       G_CALLBACK(on_window_realize), NULL);
573    #endif // MAEMO_VERSION
574  #else  #else
575    context->window = hildon_window_new();    context->window = hildon_window_new();
576  #endif  #endif
# Line 501  void map(appdata_t *appdata) { Line 595  void map(appdata_t *appdata) {
595    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
596                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
597    
   gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget);  
   /* zoom button box */  
   GtkWidget *vbox = gtk_vbox_new(FALSE,0);  
   
   context->zoomin =  
     map_add_button(10, G_CALLBACK(cb_map_zoomin),  
                    context, _("Zoom in"));  
   gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0);  
   
   context->zoomout =  
     map_add_button(11, G_CALLBACK(cb_map_zoomout),  
                    context, _("Zoom out"));  
   gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0);  
   
   context->gps =  
     map_add_button(9, G_CALLBACK(cb_map_gps),  
                    context, _("Jump to GPS position"));  
   gtk_widget_set_sensitive(context->gps, FALSE);  
   
598    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
599    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
   gtk_box_pack_start(GTK_BOX(vbox), context->gps, FALSE, FALSE, 0);  
   
   gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);  
600    
601  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
602    /* prevent some of the main screen things */    /* prevent some of the main screen things */
# Line 535  void map(appdata_t *appdata) { Line 607  void map(appdata_t *appdata) {
607    g_signal_connect(G_OBJECT(context->window), "destroy",    g_signal_connect(G_OBJECT(context->window), "destroy",
608                     G_CALLBACK(on_window_destroy), context);                     G_CALLBACK(on_window_destroy), context);
609    
610    gtk_container_add(GTK_CONTAINER(context->window), hbox);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
611    gtk_widget_show_all(GTK_WIDGET(context->window));    gtk_widget_show_all(GTK_WIDGET(context->window));
612  }  }
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  Added in v.89