[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [25090] trunk/blender: Bugfix #20219: Timeline navigation

[Joshua Leung]

Revision: 25090
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=25090
Author:   aligorith
Date:     2009-12-03 10:56:31 +0100 (Thu, 03 Dec 2009)

Log Message:
-----------
Bugfix #20219: Timeline navigation

Added missing "View All" (HomeKey) operator for TimeLine

Modified Paths:
--------------
    trunk/blender/release/scripts/ui/space_time.py
    trunk/blender/source/blender/editors/space_time/time_ops.c

Modified: trunk/blender/release/scripts/ui/space_time.py
===================================================================
--- trunk/blender/release/scripts/ui/space_time.py	2009-12-03 09:51:02 UTC (rev 25089)
+++ trunk/blender/release/scripts/ui/space_time.py	2009-12-03 09:56:31 UTC (rev 25090)
@@ -91,6 +91,7 @@
         st = context.space_data
 
         layout.operator("anim.time_toggle")
+        layout.operator("time.view_all")
 
         layout.separator()
 

Modified: trunk/blender/source/blender/editors/space_time/time_ops.c
===================================================================
--- trunk/blender/source/blender/editors/space_time/time_ops.c	2009-12-03 09:51:02 UTC (rev 25089)
+++ trunk/blender/source/blender/editors/space_time/time_ops.c	2009-12-03 09:56:31 UTC (rev 25090)
@@ -90,7 +90,8 @@
 	ot->exec= time_set_sfra_exec;
 	ot->poll= ED_operator_timeline_active;
 	
-	// XXX properties???
+	/* flags */
+	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
 }	
 
 
@@ -129,15 +130,59 @@
 	ot->exec= time_set_efra_exec;
 	ot->poll= ED_operator_timeline_active;
 	
-	// XXX properties???
+	/* flags */
+	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
 }
 
+/* ************************ View All Operator *******************************/
+
+static int time_view_all_exec (bContext *C, wmOperator *op)
+{
+	Scene *scene= CTX_data_scene(C);
+	ARegion *ar= CTX_wm_region(C);
+	View2D *v2d= (ar) ? &ar->v2d : NULL;
+	float extra;
+	
+	if ELEM(NULL, scene, ar)
+		return OPERATOR_CANCELLED;
+		
+	/* set extents of view to start/end frames (Preview Range too) */
+	v2d->cur.xmin= (float)PSFRA;
+	v2d->cur.xmax= (float)PEFRA;
+	
+	/* we need an extra "buffer" factor on either side so that the endpoints are visible */
+	extra= 0.01f * (v2d->cur.xmax - v2d->cur.xmin);
+	v2d->cur.xmin -= extra;
+	v2d->cur.xmax += extra;
+	
+	/* this only affects this TimeLine instance, so just force redraw of this region */
+	ED_region_tag_redraw(ar);
+	
+	return OPERATOR_FINISHED;
+}
+
+void TIME_OT_view_all (wmOperatorType *ot)
+{
+	/* identifiers */
+	ot->name= "View All";
+	ot->idname= "TIME_OT_view_all";
+	ot->description= "Show the entire playable frame range";
+	
+	/* api callbacks */
+	ot->exec= time_view_all_exec;
+	ot->poll= ED_operator_timeline_active;
+	
+	/* flags */
+	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
+}
+
 /* ************************** registration **********************************/
 
 void time_operatortypes(void)
 {
 	WM_operatortype_append(TIME_OT_start_frame_set);
 	WM_operatortype_append(TIME_OT_end_frame_set);
+	WM_operatortype_append(TIME_OT_view_all);
 }
 
 void time_keymap(wmKeyConfig *keyconf)
@@ -146,5 +191,6 @@
 	
 	WM_keymap_add_item(keymap, "TIME_OT_start_frame_set", SKEY, KM_PRESS, 0, 0);
 	WM_keymap_add_item(keymap, "TIME_OT_end_frame_set", EKEY, KM_PRESS, 0, 0);
+	WM_keymap_add_item(keymap, "TIME_OT_view_all", HOMEKEY, KM_PRESS, 0, 0);
 }