Split background threads into two pools.

[andy/viking.git] / src / vikmapslayer.c

diff --git a/src/vikmapslayer.c b/src/vikmapslayer.c
index ecebece72cd2d850ba13032f362887c2c46fde46..2e79bb433ec8a231b9f7663121c353534dca95c3 100644 (file)
--- a/src/vikmapslayer.c
+++ b/src/vikmapslayer.c
@@ -55,6 +55,7 @@
 #include "icons/icons.h"
 #include "metatile.h"
 #include "ui_util.h"
+#include "map_ids.h"
 
 #ifdef HAVE_SQLITE3_H
 #include "sqlite3.h"
@@ -126,7 +127,7 @@ static VikLayerParamScale params_scales[] = {
  { 0, 255, 3, 0 }, /* alpha */
 };
 
-static VikLayerParamData id_default ( void ) { return VIK_LPD_UINT ( 19 ); } // OSM MapQuest maps
+static VikLayerParamData id_default ( void ) { return VIK_LPD_UINT ( MAP_ID_MAPQUEST_OSM ); }
 static VikLayerParamData directory_default ( void )
 {
   VikLayerParamData data;
@@ -411,9 +412,40 @@ void maps_layer_register_map_source ( VikMapSource *map )
 #define MAPS_LAYER_NTH_ID(n) (params_maptypes_ids[n])
 #define MAPS_LAYER_NTH_TYPE(n) (VIK_MAP_SOURCE(g_list_nth_data(__map_types, (n))))
 
-gint vik_maps_layer_get_map_type(VikMapsLayer *vml)
+/**
+ * vik_maps_layer_get_map_type:
+ *
+ * Returns the actual map id (rather than the internal type index value)
+ */
+guint vik_maps_layer_get_map_type(VikMapsLayer *vml)
+{
+  return MAPS_LAYER_NTH_ID(vml->maptype);
+}
+
+/**
+ * vik_maps_layer_set_map_type:
+ *
+ */
+void vik_maps_layer_set_map_type(VikMapsLayer *vml, guint map_type)
+{
+   gint maptype = map_uniq_id_to_index(map_type);
+   if ( maptype == NUM_MAP_TYPES )
+      g_warning(_("Unknown map type"));
+   else
+      vml->maptype = maptype;
+}
+
+/**
+ * vik_maps_layer_get_default_map_type:
+ *
+ */
+guint vik_maps_layer_get_default_map_type ()
 {
-  return(vml->maptype);
+  VikLayerInterface *vli = vik_layer_get_interface ( VIK_LAYER_MAPS );
+  VikLayerParamData vlpd = a_layer_defaults_get ( vli->fixed_layer_name, "mode", VIK_LAYER_PARAM_UINT );
+  if ( vlpd.u == 0 )
+    vlpd = id_default();
+  return vlpd.u;
 }
 
 gchar *vik_maps_layer_get_map_label(VikMapsLayer *vml)
@@ -1724,7 +1756,8 @@ static void start_download_thread ( VikMapsLayer *vml, VikViewport *vvp, const V
  
       g_object_weak_ref(G_OBJECT(mdi->vml), weak_ref_cb, mdi);
       /* launch the thread */
-      a_background_thread ( VIK_GTK_WINDOW_FROM_LAYER(vml), /* parent window */
+      a_background_thread ( BACKGROUND_POOL_REMOTE,
+                            VIK_GTK_WINDOW_FROM_LAYER(vml), /* parent window */
                             tmp,                                              /* description string */
                             (vik_thr_func) map_download_thread,               /* function to call within thread */
                             mdi,                                              /* pass along data */
@@ -1808,14 +1841,16 @@ static void maps_layer_download_section ( VikMapsLayer *vml, VikViewport *vvp, V
     tmp = g_strdup_printf ( fmt, mdi->mapstoget, MAPS_LAYER_NTH_LABEL(vml->maptype) );
 
     g_object_weak_ref(G_OBJECT(mdi->vml), weak_ref_cb, mdi);
-      /* launch the thread */
-    a_background_thread ( VIK_GTK_WINDOW_FROM_LAYER(vml), /* parent window */
-      tmp,                                /* description string */
-      (vik_thr_func) map_download_thread, /* function to call within thread */
-      mdi,                                /* pass along data */
-      (vik_thr_free_func) mdi_free,       /* function to free pass along data */
-      (vik_thr_free_func) mdi_cancel_cleanup,
-      mdi->mapstoget );
+
+    // launch the thread
+    a_background_thread ( BACKGROUND_POOL_REMOTE,
+                          VIK_GTK_WINDOW_FROM_LAYER(vml), /* parent window */
+                          tmp,                                /* description string */
+                          (vik_thr_func) map_download_thread, /* function to call within thread */
+                          mdi,                                /* pass along data */
+                          (vik_thr_free_func) mdi_free,       /* function to free pass along data */
+                          (vik_thr_free_func) mdi_cancel_cleanup,
+                          mdi->mapstoget );
     g_free ( tmp );
   }
   else
@@ -2373,6 +2408,15 @@ static void maps_layer_download_all ( menu_array_values values )
   }
 }
 
+/**
+ *
+ */
+static void maps_layer_flush ( menu_array_values values )
+{
+  VikMapsLayer *vml = VIK_MAPS_LAYER(values[MA_VML]);
+  a_mapcache_flush_type ( vik_map_source_get_uniq_id(MAPS_LAYER_NTH_TYPE(vml->maptype)) );
+}
+
 static void maps_layer_add_menu_items ( VikMapsLayer *vml, GtkMenu *menu, VikLayersPanel *vlp )
 {
   GtkWidget *item;
@@ -2415,6 +2459,15 @@ static void maps_layer_add_menu_items ( VikMapsLayer *vml, GtkMenu *menu, VikLay
   g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(maps_layer_about), values );
   gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
   gtk_widget_show ( item );
+
+  // Typical users shouldn't need to use this functionality - so debug only ATM
+  if ( vik_debug ) {
+    item = gtk_image_menu_item_new_with_mnemonic ( _("Flush Map Cache") );
+    gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU) );
+    g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(maps_layer_flush), values );
+    gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+    gtk_widget_show ( item );
+  }
 }
 
 /**