C++ (Cpp) champlain_tile_get_state示例

示例#1

文件： champlain-memory-cache.c 项目： PabloCastellano/libchamplain

static void
fill_tile (ChamplainMapSource *map_source,
    ChamplainTile *tile)
{
  g_return_if_fail (CHAMPLAIN_IS_MEMORY_CACHE (map_source));
  g_return_if_fail (CHAMPLAIN_IS_TILE (tile));

  ChamplainMapSource *next_source = champlain_map_source_get_next_source (map_source);

  if (champlain_tile_get_state (tile) == CHAMPLAIN_STATE_DONE)
    return;

  if (champlain_tile_get_state (tile) != CHAMPLAIN_STATE_LOADED)
    {
      ChamplainMemoryCache *memory_cache = CHAMPLAIN_MEMORY_CACHE (map_source);
      ChamplainMemoryCachePrivate *priv = memory_cache->priv;
      ChamplainRenderer *renderer;
      GList *link;
      gchar *key;

      key = generate_queue_key (memory_cache, tile);
      link = g_hash_table_lookup (priv->hash_table, key);
      g_free (key);
      if (link)
        {
          QueueMember *member = link->data;

          move_queue_member_to_head (priv->queue, link);

          renderer = champlain_map_source_get_renderer (map_source);

          g_return_if_fail (CHAMPLAIN_IS_RENDERER (renderer));

          g_object_ref (map_source);
          g_object_ref (tile);

          g_signal_connect (tile, "render-complete", G_CALLBACK (tile_rendered_cb), map_source);

          champlain_renderer_set_data (renderer, member->data, member->size);
          champlain_renderer_render (renderer, tile);

          return;
        }
    }

  if (CHAMPLAIN_IS_MAP_SOURCE (next_source))
    champlain_map_source_fill_tile (next_source, tile);
  else if (champlain_tile_get_state (tile) == CHAMPLAIN_STATE_LOADED)
    {
      /* if we have some content, use the tile even if it wasn't validated */
      champlain_tile_set_state (tile, CHAMPLAIN_STATE_DONE);
      champlain_tile_display_content (tile);
    }
}

示例#2

文件： champlain-file-tile-source.c 项目： GNOME/libchamplain

static void
fill_tile (ChamplainMapSource *map_source,
    ChamplainTile *tile)
{
  g_return_if_fail (CHAMPLAIN_IS_FILE_TILE_SOURCE (map_source));
  g_return_if_fail (CHAMPLAIN_IS_TILE (tile));

  ChamplainMapSource *next_source = champlain_map_source_get_next_source (map_source);

  if (champlain_tile_get_state (tile) == CHAMPLAIN_STATE_DONE)
    return;

  if (champlain_tile_get_state (tile) != CHAMPLAIN_STATE_LOADED)
    {
      ChamplainRenderer *renderer;

      renderer = champlain_map_source_get_renderer (map_source);

      g_return_if_fail (CHAMPLAIN_IS_RENDERER (renderer));

      g_object_ref (map_source);
      g_object_ref (tile);

      g_signal_connect (tile, "render-complete", G_CALLBACK (tile_rendered_cb), map_source);

      champlain_renderer_render (renderer, tile);
    }
  else if (CHAMPLAIN_IS_MAP_SOURCE (next_source))
    champlain_map_source_fill_tile (next_source, tile);
  else if (champlain_tile_get_state (tile) == CHAMPLAIN_STATE_LOADED)
    {
      /* if we have some content, use the tile even if it wasn't validated */
      champlain_tile_set_state (tile, CHAMPLAIN_STATE_DONE);
      champlain_tile_display_content (tile);
    }
}

示例#3

文件： champlain-tile.c 项目： PabloCastellano/libchamplain

static void
champlain_tile_get_property (GObject *object,
    guint property_id,
    GValue *value,
    GParamSpec *pspec)
{
  ChamplainTile *self = CHAMPLAIN_TILE (object);

  switch (property_id)
    {
    case PROP_X:
      g_value_set_uint (value, champlain_tile_get_x (self));
      break;

    case PROP_Y:
      g_value_set_uint (value, champlain_tile_get_y (self));
      break;

    case PROP_ZOOM_LEVEL:
      g_value_set_uint (value, champlain_tile_get_zoom_level (self));
      break;

    case PROP_SIZE:
      g_value_set_uint (value, champlain_tile_get_size (self));
      break;

    case PROP_STATE:
      g_value_set_enum (value, champlain_tile_get_state (self));
      break;

    case PROP_CONTENT:
      g_value_set_object (value, champlain_tile_get_content (self));
      break;

    case PROP_ETAG:
      g_value_set_string (value, champlain_tile_get_etag (self));
      break;

    case PROP_FADE_IN:
      g_value_set_boolean (value, champlain_tile_get_fade_in (self));
      break;

    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
    }
}