Sequencer: 2D cursor for the preview & transform

- Use 2D cursor in the preview space using shortcuts
  matching the UV editor and 3D view.
- Add Cursor tool, cursor transform.
- Support for cursor and bound-box pivot.
- Add pivot pie menu.

2 files changed, 9 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_scene.c b/source/blender/makesrna/intern/rna_scene.c
index 5b46dfa8210..3468cab9eea 100644
--- a/source/blender/makesrna/intern/rna_scene.c
+++ b/source/blender/makesrna/intern/rna_scene.c
@@ -3539,7 +3539,9 @@ static void rna_def_sequencer_tool_settings(BlenderRNA *brna)
   };
 
   static const EnumPropertyItem pivot_points[] = {
+      {V3D_AROUND_CENTER_BOUNDS, "CENTER", ICON_PIVOT_BOUNDBOX, "Bounding Box Center", ""},
       {V3D_AROUND_CENTER_MEDIAN, "MEDIAN", ICON_PIVOT_MEDIAN, "Median Point", ""},
+      {V3D_AROUND_CURSOR, "CURSOR", ICON_PIVOT_CURSOR, "2D Cursor", "Pivot around the 2D cursor"},
       {V3D_AROUND_LOCAL_ORIGINS,
        "INDIVIDUAL_ORIGINS",
        ICON_PIVOT_INDIVIDUAL,
diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index 652d2545e67..9d8e06b3c56 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -5690,6 +5690,13 @@ static void rna_def_space_sequencer(BlenderRNA *brna)
 
   rna_def_space_sequencer_preview_overlay(brna);
   rna_def_space_sequencer_timeline_overlay(brna);
+
+  /* transform */
+  prop = RNA_def_property(srna, "cursor_location", PROP_FLOAT, PROP_XYZ);
+  RNA_def_property_float_sdna(prop, NULL, "cursor");
+  RNA_def_property_array(prop, 2);
+  RNA_def_property_ui_text(prop, "2D Cursor Location", "2D cursor location for this view");
+  RNA_def_property_update(prop, NC_SPACE | ND_SPACE_CLIP, NULL);
 }
 
 static void rna_def_space_text(BlenderRNA *brna)