#define DISCONNECT_UPDATE_SIGNAL(vl, val) g_signal_handlers_disconnect_matched(vl, G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, val)
-static VikAggregateLayer *aggregate_layer_copy ( VikAggregateLayer *val, gpointer vp );
static void aggregate_layer_marshall( VikAggregateLayer *val, guint8 **data, gint *len );
static VikAggregateLayer *aggregate_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp );
static void aggregate_layer_change_coord_mode ( VikAggregateLayer *val, VikCoordMode mode );
NULL,
0,
+ VIK_MENU_ITEM_ALL,
+
(VikLayerFuncCreate) vik_aggregate_layer_create,
(VikLayerFuncRealize) vik_aggregate_layer_realize,
(VikLayerFuncPostRead) NULL,
(VikLayerFuncProperties) NULL,
(VikLayerFuncDraw) vik_aggregate_layer_draw,
(VikLayerFuncChangeCoordMode) aggregate_layer_change_coord_mode,
+
+ (VikLayerFuncSetMenuItemsSelection) NULL,
+ (VikLayerFuncGetMenuItemsSelection) NULL,
(VikLayerFuncAddMenuItems) NULL,
(VikLayerFuncSublayerAddMenuItems) NULL,
(VikLayerFuncSublayerRenameRequest) NULL,
(VikLayerFuncSublayerToggleVisible) NULL,
- (VikLayerFuncCopy) aggregate_layer_copy,
(VikLayerFuncMarshall) aggregate_layer_marshall,
(VikLayerFuncUnmarshall) aggregate_layer_unmarshall,
(VikLayerFuncReadFileData) NULL,
(VikLayerFuncWriteFileData) NULL,
+ (VikLayerFuncDeleteItem) NULL,
(VikLayerFuncCopyItem) NULL,
(VikLayerFuncPasteItem) NULL,
(VikLayerFuncFreeCopiedItem) NULL,
return rv;
}
-static VikAggregateLayer *aggregate_layer_copy ( VikAggregateLayer *val, gpointer vp )
-{
- VikAggregateLayer *rv = vik_aggregate_layer_new ();
- VikLayer *child_layer;
- GList *child = val->children;
- while ( child )
- {
- child_layer = vik_layer_copy ( VIK_LAYER(child->data), vp );
- if ( child_layer ) {
- rv->children = g_list_append ( rv->children, child_layer );
- g_signal_connect_swapped ( G_OBJECT(child_layer), "update", G_CALLBACK(vik_layer_emit_update), rv );
- }
- child = child->next;
- }
- return rv;
-}
-
static void aggregate_layer_marshall( VikAggregateLayer *val, guint8 **data, gint *datalen )
{
GList *child = val->children;
child_layer = vik_layer_unmarshall ( data + sizeof(gint), alm_size, vvp );
if (child_layer) {
rv->children = g_list_append ( rv->children, child_layer );
- g_signal_connect_swapped ( G_OBJECT(child_layer), "update", G_CALLBACK(vik_layer_emit_update), rv );
+ g_signal_connect_swapped ( G_OBJECT(child_layer), "update", G_CALLBACK(vik_layer_emit_update_secondary), rv );
}
alm_next;
}
} else {
val->children = g_list_append ( val->children, l );
}
- g_signal_connect_swapped ( G_OBJECT(l), "update", G_CALLBACK(vik_layer_emit_update), val );
+ g_signal_connect_swapped ( G_OBJECT(l), "update", G_CALLBACK(vik_layer_emit_update_secondary), val );
}
void vik_aggregate_layer_add_layer ( VikAggregateLayer *val, VikLayer *l )
}
val->children = g_list_append ( val->children, l );
- g_signal_connect_swapped ( G_OBJECT(l), "update", G_CALLBACK(vik_layer_emit_update), val );
+ g_signal_connect_swapped ( G_OBJECT(l), "update", G_CALLBACK(vik_layer_emit_update_secondary), val );
}
void vik_aggregate_layer_move_layer ( VikAggregateLayer *val, GtkTreeIter *child_iter, gboolean up )
val->children = second;
}
+/* Draw the aggregate layer. If vik viewport is in half_drawn mode, this means we are only
+ * to draw the layers above and including the trigger layer.
+ * To do this we don't draw any layers if in half drawn mode, unless we find the
+ * trigger layer, in which case we pull up the saved pixmap, turn off half drawn mode and
+ * start drawing layers.
+ * Also, if we were never in half drawn mode, we save a snapshot
+ * of the pixmap before drawing the trigger layer so we can use it again
+ * later.
+ */
void vik_aggregate_layer_draw ( VikAggregateLayer *val, gpointer data )
{
- g_list_foreach ( val->children, (GFunc)(vik_layer_draw), data );
+ GList *iter = val->children;
+ VikLayer *vl;
+ VikLayer *trigger = VIK_LAYER(vik_viewport_get_trigger( VIK_VIEWPORT(data) ));
+ while ( iter ) {
+ vl = VIK_LAYER(iter->data);
+ if ( vl == trigger ) {
+ if ( vik_viewport_get_half_drawn ( VIK_VIEWPORT(data) ) ) {
+ vik_viewport_set_half_drawn ( VIK_VIEWPORT(data), FALSE );
+ vik_viewport_snapshot_load( VIK_VIEWPORT(data) );
+ } else {
+ vik_viewport_snapshot_save( VIK_VIEWPORT(data) );
+ }
+ }
+ if ( vl->type == VIK_LAYER_AGGREGATE || vl->type == VIK_LAYER_GPS || ! vik_viewport_get_half_drawn( VIK_VIEWPORT(data) ) )
+ vik_layer_draw ( vl, data );
+ iter = iter->next;
+ }
}
static void aggregate_layer_change_coord_mode ( VikAggregateLayer *val, VikCoordMode mode )
return was_visible;
}
+#if 0
/* returns 0 == we're good, 1 == didn't find any layers, 2 == got rejected */
guint vik_aggregate_layer_tool ( VikAggregateLayer *val, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp )
{
}
return found_rej ? 2 : 1; /* no one wanted to accept the tool call in this layer */
}
+#endif
VikLayer *vik_aggregate_layer_get_top_visible_layer_of_type ( VikAggregateLayer *val, gint type )
{
return NULL;
}
+GList *vik_aggregate_layer_get_all_layers_of_type(VikAggregateLayer *val, GList *layers, gint type)
+{
+ GList *l = layers;
+ GList *children = val->children;
+ if (!children)
+ return layers;
+ while (children) {
+ if (VIK_LAYER(children->data)->type == VIK_LAYER_AGGREGATE)
+ l = vik_aggregate_layer_get_all_layers_of_type(VIK_AGGREGATE_LAYER(children->data), l, type);
+ else if (VIK_LAYER(children->data)->type == type)
+ l = g_list_prepend(l, children->data); /* now in top down order */
+ children = children->next;
+ }
+ return l;
+}
+
void vik_aggregate_layer_realize ( VikAggregateLayer *val, VikTreeview *vt, GtkTreeIter *layer_iter )
{
GList *i = val->children;