X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/db38663066030dcae101041ee0bdfd331d7eeae5..db771541ff9b86b3ef5e204d5d5d659ccf66e7e6:/src/viklayer.h

diff --git a/src/viklayer.h b/src/viklayer.h
index 69da91d7..8abb37ea 100644
--- a/src/viklayer.h
+++ b/src/viklayer.h
@@ -56,24 +56,12 @@ struct _VikLayer {
   gboolean visible;
 
   gboolean realized;
+  VikViewport *vvp;/* simply a reference */
   VikTreeview *vt; /* simply a reference */
   GtkTreeIter iter;
 
   /* for explicit "polymorphism" (function type switching) */
-  guint16 type;
-};
-
-
-
-enum {
-  VIK_LAYER_AGGREGATE = 0,
-  VIK_LAYER_TRW,
-  VIK_LAYER_COORD,
-  VIK_LAYER_GEOREF,
-  VIK_LAYER_GPS,
-  VIK_LAYER_MAPS,
-  VIK_LAYER_DEM,
-  VIK_LAYER_NUM_TYPES
+  VikLayerTypeEnum type;
 };
 
 /* I think most of these are ignored,
@@ -169,7 +157,9 @@ typedef gboolean      (*VikLayerFuncSetParam)              (VikLayer *, guint16,
 typedef VikLayerParamData
                       (*VikLayerFuncGetParam)              (VikLayer *, guint16, gboolean);
 
-typedef gboolean      (*VikLayerFuncReadFileData)          (VikLayer *, FILE *); // Should report success or failure
+typedef void          (*VikLayerFuncChangeParam)           (GtkWidget *, ui_change_values );
+
+typedef gboolean      (*VikLayerFuncReadFileData)          (VikLayer *, FILE *, const gchar *); // gchar* is the directory path. Function should report success or failure
 typedef void          (*VikLayerFuncWriteFileData)         (VikLayer *, FILE *);
 
 /* item manipulation */
@@ -187,10 +177,12 @@ typedef void          (*VikLayerFuncFreeCopiedItem)        (gint, gpointer);
 typedef void 	      (*VikLayerFuncDragDropRequest)       (VikLayer *, VikLayer *, GtkTreeIter *, GtkTreePath *);
 
 typedef gboolean      (*VikLayerFuncSelectClick)           (VikLayer *, GdkEventButton *, VikViewport *, tool_ed_t*);
-typedef gboolean      (*VikLayerFuncSelectMove)            (VikLayer *, GdkEventButton *, VikViewport *, tool_ed_t*);
+typedef gboolean      (*VikLayerFuncSelectMove)            (VikLayer *, GdkEventMotion *, VikViewport *, tool_ed_t*);
 typedef gboolean      (*VikLayerFuncSelectRelease)         (VikLayer *, GdkEventButton *, VikViewport *, tool_ed_t*);
 typedef gboolean      (*VikLayerFuncSelectedViewportMenu)  (VikLayer *, GdkEventButton *, VikViewport *);
 
+typedef time_t        (*VikLayerFuncGetTimestamp)          (VikLayer *);
+
 typedef enum {
   VIK_MENU_ITEM_PROPERTY=1,
   VIK_MENU_ITEM_CUT=2,
@@ -230,6 +222,8 @@ struct _VikLayerInterface {
   VikLayerFuncDraw                  draw;
   VikLayerFuncChangeCoordMode       change_coord_mode;
 
+  VikLayerFuncGetTimestamp          get_timestamp;
+
   VikLayerFuncSetMenuItemsSelection set_menu_selection;
   VikLayerFuncGetMenuItemsSelection get_menu_selection;
 
@@ -247,6 +241,7 @@ struct _VikLayerInterface {
   /* for I/O */
   VikLayerFuncSetParam              set_param;
   VikLayerFuncGetParam              get_param;
+  VikLayerFuncChangeParam           change_param;
 
   /* for I/O -- extra non-param data like TrwLayer data */
   VikLayerFuncReadFileData          read_file_data;
@@ -266,26 +261,30 @@ struct _VikLayerInterface {
   VikLayerFuncSelectedViewportMenu  show_viewport_menu;
 };
 
-VikLayerInterface *vik_layer_get_interface ( gint type );
+VikLayerInterface *vik_layer_get_interface ( VikLayerTypeEnum type );
 
 
-void vik_layer_init ( VikLayer *vl, gint type );
-void vik_layer_draw ( VikLayer *l, gpointer data );
+void vik_layer_set_type ( VikLayer *vl, VikLayerTypeEnum type );
+void vik_layer_draw ( VikLayer *l, VikViewport *vp );
 void vik_layer_change_coord_mode ( VikLayer *l, VikCoordMode mode );
 void vik_layer_rename ( VikLayer *l, const gchar *new_name );
 void vik_layer_rename_no_copy ( VikLayer *l, gchar *new_name );
 const gchar *vik_layer_get_name ( VikLayer *l );
 
+time_t vik_layer_get_timestamp ( VikLayer *vl );
+
 gboolean vik_layer_set_param (VikLayer *layer, guint16 id, VikLayerParamData data, gpointer vp, gboolean is_file_operation);
 
-void vik_layer_emit_update ( VikLayer *vl, gboolean from_background );
+void vik_layer_set_defaults ( VikLayer *vl, VikViewport *vvp );
+
+void vik_layer_emit_update ( VikLayer *vl );
 
 /* GUI */
 void vik_layer_set_menu_items_selection(VikLayer *l, guint16 selection);
 guint16 vik_layer_get_menu_items_selection(VikLayer *l);
 void vik_layer_add_menu_items ( VikLayer *l, GtkMenu *menu, gpointer vlp );
-VikLayer *vik_layer_create ( gint type, gpointer vp, GtkWindow *w, gboolean interactive );
-gboolean vik_layer_properties ( VikLayer *layer, gpointer vp );
+VikLayer *vik_layer_create ( VikLayerTypeEnum type, VikViewport *vp, gboolean interactive );
+gboolean vik_layer_properties ( VikLayer *layer, VikViewport *vp );
 
 void vik_layer_realize ( VikLayer *l, VikTreeview *vt, GtkTreeIter * layer_iter );
 void vik_layer_post_read ( VikLayer *layer, VikViewport *vp, gboolean from_file );
@@ -309,12 +308,23 @@ const gchar* vik_layer_layer_tooltip ( VikLayer *l );
 gboolean vik_layer_selected ( VikLayer *l, gint subtype, gpointer sublayer, gint type, gpointer vlp );
 
 /* TODO: put in layerspanel */
-GdkPixbuf *vik_layer_load_icon ( gint type );
+GdkPixbuf *vik_layer_load_icon ( VikLayerTypeEnum type );
 
 VikLayer *vik_layer_get_and_reset_trigger();
 void vik_layer_emit_update_secondary ( VikLayer *vl ); /* to be called by aggregate layer only. doesn't set the trigger */
 void vik_layer_emit_update_although_invisible ( VikLayer *vl );
 
+VikLayerTypeEnum vik_layer_type_from_string ( const gchar *str );
+
+typedef struct {
+  VikLayerParamData data;
+  VikLayerParamType type;
+} VikLayerTypedParamData;
+
+void vik_layer_typed_param_data_free ( gpointer gp );
+VikLayerTypedParamData *vik_layer_typed_param_data_copy_from_data ( VikLayerParamType type, VikLayerParamData val );
+VikLayerTypedParamData *vik_layer_data_typed_param_copy_from_string ( VikLayerParamType type, const gchar *str );
+
 G_END_DECLS
 
 #endif