void
gourmap_ui_update_map (GourmapUi *ui,
const double my_lat,
const double my_lng,
const double center_lat,
const double center_lng,
GList *poi_list)
{
GourmapUiPrivate *priv = GET_PRIVATE (ui);
ClutterActor *marker;
ClutterColor *color;
Restaurant *rest;
GList *list_i;
/* remove previous markers */
champlain_marker_layer_remove_all (priv->marker_layer);
champlain_view_set_zoom_level (priv->champ_view, priv->zoom);
champlain_view_go_to (priv->champ_view, my_lat, my_lng);
color = clutter_color_new (0xff, 0x20, 0x15, 0xbb);
marker = champlain_label_new_with_text (_("I'm here"),
"Serif 14", NULL, color);
clutter_color_free (color);
champlain_location_set_location (CHAMPLAIN_LOCATION (marker),
my_lat, my_lng);
champlain_marker_layer_add_marker (priv->marker_layer,
CHAMPLAIN_MARKER (marker));
/* Put restaurant markers */
list_i = poi_list;
color = clutter_color_new (0xff, 0x20, 0xff, 0xbb);
while (list_i != NULL) {
rest = (Restaurant *)list_i->data;
marker = champlain_label_new_with_text (rest->name,
"Serif 10",
NULL, color);
champlain_location_set_location (CHAMPLAIN_LOCATION (marker),
rest->latitude,
rest->longitude);
champlain_marker_layer_add_marker (priv->marker_layer,
CHAMPLAIN_MARKER (marker));
list_i = g_list_next (list_i);
}
clutter_color_free (color);
champlain_marker_layer_show_all_markers (priv->marker_layer);
}
static void
create_marker (EogImage *image,
EogMapPlugin *plugin)
{
gdouble lon, lat;
if (!image)
return;
if (!eog_image_has_data (image, EOG_IMAGE_DATA_EXIF) &&
!eog_image_load (image, EOG_IMAGE_DATA_EXIF, NULL, NULL))
return;
if (get_coordinates (image, &lat, &lon)) {
ChamplainLabel *marker;
marker = CHAMPLAIN_LABEL (champlain_label_new ());
champlain_label_set_draw_background (CHAMPLAIN_LABEL (marker), FALSE);
update_marker_image (marker, GTK_ICON_SIZE_MENU);
g_object_set_data_full (G_OBJECT (image), "marker", marker, (GDestroyNotify) clutter_actor_destroy);
g_object_set_data (G_OBJECT (marker), "image", image);
champlain_location_set_location (CHAMPLAIN_LOCATION (marker),
lat,
lon);
champlain_marker_layer_add_marker (plugin->layer, CHAMPLAIN_MARKER (marker));
g_signal_connect (marker,
"button-release-event",
G_CALLBACK (change_image),
plugin);
}
}
static void
draw_background (BixiMarker *marker,
gint radius)
{
BixiMarkerPrivate *priv = marker->priv;
ClutterActor *bg = NULL;
ClutterColor color;
ClutterColor darker_color;
gboolean highlighted = FALSE;
guint line_width = 1;
cairo_t *cr;
bg = clutter_cairo_texture_new (radius * 2, radius * 2);
cr = clutter_cairo_texture_create (CLUTTER_CAIRO_TEXTURE (bg));
color = *champlain_marker_get_color (CHAMPLAIN_MARKER (marker));
if (priv->value == 0)
color.alpha = 128;
g_object_get (marker, "highlighted", &highlighted, NULL);
if (highlighted)
{
#if CHAMPLAIN_CHECK_VERSION(0, 4, 1)
color = *champlain_marker_get_highlight_color ();
#else
line_width *= 3;
#endif
}
clutter_color_darken (&color, &darker_color);
draw_box (cr, radius);
cairo_set_source_rgba (cr,
color.red / 255.0,
color.green / 255.0,
color.blue / 255.0,
color.alpha / 255.0);
cairo_fill_preserve (cr);
cairo_set_line_width (cr, line_width);
cairo_set_source_rgba (cr,
darker_color.red / 255.0,
darker_color.green / 255.0,
darker_color.blue / 255.0,
darker_color.alpha / 255.0);
cairo_stroke (cr);
cairo_destroy (cr);
clutter_container_add_actor (CLUTTER_CONTAINER (marker), bg);
if (priv->background != NULL)
{
clutter_container_remove_actor (CLUTTER_CONTAINER (marker),
priv->background);
g_object_unref (priv->background);
}
priv->background = g_object_ref (bg);
}
static gboolean remove_marker (gpointer key, gpointer value, gpointer user_data)
{
ChamplainMarkerLayer *layer;
layer = user_data;
champlain_marker_layer_remove_marker (layer, CHAMPLAIN_MARKER (value));
return TRUE;
}
int
main (int argc, char *argv[])
{
ClutterActor *actor, *marker, *stage;
ChamplainMarkerLayer *layer;
GpsCallbackData callback_data;
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
stage = clutter_stage_new ();
clutter_actor_set_size (stage, 800, 600);
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
/* Create the map view */
actor = champlain_view_new ();
clutter_actor_set_size (CLUTTER_ACTOR (actor), 800, 600);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), actor);
/* Create the marker layer */
layer = champlain_marker_layer_new_full (CHAMPLAIN_SELECTION_SINGLE);
clutter_actor_show (CLUTTER_ACTOR (layer));
champlain_view_add_layer (CHAMPLAIN_VIEW (actor), CHAMPLAIN_LAYER (layer));
/* Create a marker */
marker = create_marker ();
champlain_marker_layer_add_marker (layer, CHAMPLAIN_MARKER (marker));
/* Finish initialising the map view */
g_object_set (G_OBJECT (actor), "zoom-level", 12,
"kinetic-mode", TRUE, NULL);
champlain_view_center_on (CHAMPLAIN_VIEW (actor), lat, lon);
/* Create callback that updates the map periodically */
callback_data.view = CHAMPLAIN_VIEW (actor);
callback_data.marker = CHAMPLAIN_MARKER (marker);
g_timeout_add (1000, (GSourceFunc) gps_callback, &callback_data);
clutter_actor_show (stage);
clutter_main ();
return 0;
}
static void
gth_map_view_init (GthMapView *self)
{
ClutterActor *scale;
self->priv = GTH_MAP_VIEW_GET_PRIVATE (self);
gtk_box_set_spacing (GTK_BOX (self), 6);
gtk_container_set_border_width (GTK_CONTAINER (self), 2);
gtk_orientable_set_orientation (GTK_ORIENTABLE (self), GTK_ORIENTATION_VERTICAL);
/* No GPS label */
self->priv->no_gps_label = gtk_label_new (_("The geographical position information is not available for this image."));
g_object_set (G_OBJECT (self->priv->no_gps_label),
"wrap", TRUE,
"wrap-mode", PANGO_WRAP_WORD_CHAR,
"single-line-mode", FALSE,
"justify", GTK_JUSTIFY_CENTER,
"width-request", LABEL_MAX_WIDTH,
NULL);
gtk_widget_show (self->priv->no_gps_label);
gtk_box_pack_start (GTK_BOX (self), self->priv->no_gps_label, TRUE, TRUE, 0);
/* The map widget */
self->priv->embed = gtk_champlain_embed_new ();
self->priv->map_view = gtk_champlain_embed_get_view (GTK_CHAMPLAIN_EMBED (self->priv->embed));
g_object_set (G_OBJECT (self->priv->map_view),
"reactive", TRUE,
"zoom-level", 5,
"zoom-on-double-click", TRUE,
"kinetic-mode", TRUE,
NULL);
scale = champlain_scale_new ();
champlain_scale_connect_view (CHAMPLAIN_SCALE (scale), self->priv->map_view);
champlain_view_bin_layout_add (self->priv->map_view,
scale,
CLUTTER_BIN_ALIGNMENT_START,
CLUTTER_BIN_ALIGNMENT_END);
self->priv->marker_layer = champlain_marker_layer_new ();
champlain_view_add_layer (self->priv->map_view, CHAMPLAIN_LAYER (self->priv->marker_layer));
clutter_actor_show (CLUTTER_ACTOR (self->priv->marker_layer));
self->priv->marker = champlain_label_new_with_text ("", "Sans 10", NULL, NULL);
clutter_actor_show (self->priv->marker);
champlain_marker_layer_add_marker (self->priv->marker_layer, CHAMPLAIN_MARKER (self->priv->marker));
gtk_widget_show_all (self->priv->embed);
gtk_widget_hide (self->priv->embed);
gtk_box_pack_start (GTK_BOX (self), self->priv->embed, TRUE, TRUE, 0);
}
static ChamplainMarker *
add_marker(PlacemarksPlugin *plugin, const gchar *name, gdouble lat, gdouble lon)
{
PlacemarksPluginPrivate *priv;
priv = PLACEMARKS_PLUGIN (plugin)->priv;
ChamplainMarker *marker;
ClutterColor orange = { 0xf3, 0x94, 0x07, 0xbb };
marker = CHAMPLAIN_MARKER ( champlain_label_new_with_text (name, "Serif 14",
NULL, NULL));
champlain_label_set_use_markup (CHAMPLAIN_LABEL (marker), TRUE);
champlain_label_set_alignment (CHAMPLAIN_LABEL (marker), PANGO_ALIGN_RIGHT);
champlain_label_set_color (CHAMPLAIN_LABEL (marker), &orange);
champlain_location_set_location (CHAMPLAIN_LOCATION(marker), lat, lon);
champlain_marker_layer_add_marker (priv->markers_layer, CHAMPLAIN_MARKER (marker));
return marker;
}
static void item_deleted_cb (GtkTreeModel *tree_model, GtkTreePath *path, PhidiasItemsGeo *item)
{
gchar *str;
ClutterActor *marker;
str = gtk_tree_path_to_string (path);
marker = g_hash_table_lookup (item->priv->markers, str);
if (marker != NULL) {
champlain_marker_layer_remove_marker (item->priv->current_layer, CHAMPLAIN_MARKER (marker));
g_hash_table_remove (item->priv->markers, str);
}
g_free (str);
}
static void bar_pane_gps_thumb_done_cb(ThumbLoader *tl, gpointer data)
{
FileData *fd;
ClutterActor *marker;
ClutterActor *actor;
marker = CLUTTER_ACTOR(data);
fd = g_object_get_data(G_OBJECT(marker), "file_fd");
if (fd->thumb_pixbuf != NULL)
{
actor = clutter_texture_new();
gtk_clutter_texture_set_from_pixbuf(CLUTTER_TEXTURE(actor), fd->thumb_pixbuf, NULL);
champlain_marker_set_image(CHAMPLAIN_MARKER(marker), actor);
}
thumb_loader_free(tl);
}
static void
draw (ClutterCanvas *canvas,
cairo_t *cr,
gint width,
gint height,
ChamplainPoint *point)
{
ChamplainPointPrivate *priv = point->priv;
gdouble size = priv->size;
gdouble radius = size / 2.0;
const ClutterColor *color;
set_surface (CHAMPLAIN_EXPORTABLE (point), cairo_get_target (cr));
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
cairo_paint (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
if (champlain_marker_get_selected (CHAMPLAIN_MARKER (point)))
color = champlain_marker_get_selection_color ();
else
color = priv->color;
cairo_set_source_rgba (cr,
color->red / 255.0,
color->green / 255.0,
color->blue / 255.0,
color->alpha / 255.0);
cairo_arc (cr, radius, radius, radius, 0, 2 * M_PI);
cairo_fill (cr);
cairo_fill_preserve (cr);
cairo_set_line_width (cr, 1.0);
cairo_stroke (cr);
}
static gboolean bar_pane_gps_marker_keypress_cb(GtkWidget *widget, ClutterButtonEvent *bevent, gpointer data)
{
//PaneGPSData *pgd = data;
FileData *fd;
ClutterActor *marker;
ClutterColor marker_colour = { MARKER_COLOUR };
ClutterColor text_colour = { TEXT_COLOUR };
ClutterColor thumb_colour = { THUMB_COLOUR };
gchar *current_text;
ClutterActor *actor;
ClutterActor *current_image;
GString *text;
gint height, width, rotate;
gchar *altitude = NULL;
ThumbLoader *tl;
if (bevent->button == MOUSE_BUTTON_LEFT)
{
marker = CLUTTER_ACTOR(widget);
fd = g_object_get_data(G_OBJECT(marker), "file_fd");
/* If the marker is showing a thumbnail, delete it
*/
current_image = champlain_marker_get_image(CHAMPLAIN_MARKER(marker));
if (current_image != NULL)
{
clutter_actor_destroy(CLUTTER_ACTOR(current_image));
champlain_marker_set_image(CHAMPLAIN_MARKER(marker), NULL);
}
current_text = g_strdup(champlain_marker_get_text(CHAMPLAIN_MARKER(marker)));
/* If the marker is showing only the text character, replace it with a
* thumbnail and date and altitude
*/
if (g_strcmp0(current_text, "i") == 0)
{
/* If a thumbail has already been generated, use that. If not try the pixbuf of the full image.
* If not, call the thumb_loader to generate a thumbnail and update the marker later in the
* thumb_loader callback
*/
if (fd->thumb_pixbuf != NULL)
{
actor = clutter_texture_new();
gtk_clutter_texture_set_from_pixbuf(CLUTTER_TEXTURE(actor), fd->thumb_pixbuf, NULL);
champlain_marker_set_image(CHAMPLAIN_MARKER(marker), actor);
}
else if (fd->pixbuf != NULL)
{
actor = clutter_texture_new();
width = gdk_pixbuf_get_width (fd->pixbuf);
height = gdk_pixbuf_get_height (fd->pixbuf);
switch (fd->exif_orientation)
{
case 8:
rotate = GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE;
break;
case 3:
rotate = GDK_PIXBUF_ROTATE_UPSIDEDOWN;
break;
case 6:
rotate = GDK_PIXBUF_ROTATE_CLOCKWISE;
break;
default:
rotate = GDK_PIXBUF_ROTATE_NONE;
}
gtk_clutter_texture_set_from_pixbuf(CLUTTER_TEXTURE(actor),
gdk_pixbuf_rotate_simple(gdk_pixbuf_scale_simple(fd->pixbuf, THUMB_SIZE, height * THUMB_SIZE / width,
GDK_INTERP_NEAREST), rotate), NULL);
champlain_marker_set_image(CHAMPLAIN_MARKER(marker), actor);
}
else
{
tl = thumb_loader_new(THUMB_SIZE, THUMB_SIZE);
thumb_loader_set_callbacks(tl,
bar_pane_gps_thumb_done_cb,
bar_pane_gps_thumb_error_cb,
NULL,
marker);
thumb_loader_start(tl, fd);
}
text = g_string_new(fd->name);
g_string_append(text, "\n");
g_string_append(text, text_from_time(fd->date));
g_string_append(text, "\n");
altitude = metadata_read_string(fd, "formatted.GPSAltitude", METADATA_FORMATTED);
if (altitude != NULL)
{
g_string_append(text, altitude);
}
champlain_marker_set_text(CHAMPLAIN_MARKER(marker), text->str);
champlain_marker_set_color(CHAMPLAIN_MARKER(marker), &thumb_colour);
champlain_marker_set_text_color(CHAMPLAIN_MARKER(marker), &text_colour);
champlain_marker_set_font_name(CHAMPLAIN_MARKER(marker), "sans 8");
g_free(altitude);
g_string_free(text, TRUE);
}
/* otherwise, revert to the hidden text marker
*/
else
{
champlain_marker_set_text(CHAMPLAIN_MARKER(marker), "i");
champlain_marker_set_color(CHAMPLAIN_MARKER(marker), &marker_colour);
champlain_marker_set_text_color(CHAMPLAIN_MARKER(marker), &marker_colour);
champlain_marker_set_font_name(CHAMPLAIN_MARKER(marker), "courier 5");
}
g_free(current_text);
return TRUE;
}
return TRUE;
}
static gboolean add_marker (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
{
int latitude_offset;
int longitude_offset;
double lat;
double lon;
gchar *title;
gchar *latitude_str;
gchar *longitude_str;
gchar *check;
ClutterActor *marker;
ClutterActor *icon;
PhidiasItemsGeo *item;
item = data;
latitude_offset = phidias_extra_column_get_index ((PhidiasExtraColumn*) g_ptr_array_index (item->priv->extras, 0));
longitude_offset = phidias_extra_column_get_index ((PhidiasExtraColumn*) g_ptr_array_index (item->priv->extras, 1));
gtk_tree_model_get (model, iter, ITEM_INFO_TITLE, &title,
latitude_offset, &latitude_str,
longitude_offset, &longitude_str, -1);
if (latitude_str == NULL || longitude_str == NULL)
goto end;
check = NULL;
lat = strtod (latitude_str, &check);
if (*check != '\0')
goto end;
check = NULL;
lon = strtod (longitude_str, &check);
if (*check != '\0')
goto end;
check = g_markup_escape_text (title, -1);
g_free (title);
title = check;
/*
TODO Provide a proper ChamplainMarker implementation, able to store the icon,
the title, the description, and able to react to clicks
*/
icon = do_marker_icon ("go-jump", 22);
if (item->priv->show_text) {
marker = champlain_label_new_with_text (title, "Serif 9", NULL, NULL);
}
else {
marker = champlain_label_new_with_text (title, "Serif 0", NULL, NULL);
champlain_label_set_image (CHAMPLAIN_LABEL (marker), icon);
}
g_object_set_data (G_OBJECT (marker), "icon", icon);
champlain_location_set_location (CHAMPLAIN_LOCATION (marker), lat, lon);
champlain_marker_layer_add_marker (item->priv->current_layer, CHAMPLAIN_MARKER (marker));
g_hash_table_insert (item->priv->markers, gtk_tree_path_to_string (path), marker);
end:
if (title != NULL)
g_free (title);
if (latitude_str != NULL)
g_free (latitude_str);
if (longitude_str != NULL)
g_free (longitude_str);
return FALSE;
}