Sequencer: frame offset feature usability

- Expose the operator in the panel,
  (wasn't available in the UI at all).
- Offset frame was hard coded to a color matching the background.
  Use the current frame color with dashes instead.
- Overlay toggle had wrong name.

2 files changed, 7 insertions, 4 deletions

diff --git a/source/blender/editors/space_sequencer/sequencer_draw.c b/source/blender/editors/space_sequencer/sequencer_draw.c
index ea815bd5456..07350b5269e 100644
--- a/source/blender/editors/space_sequencer/sequencer_draw.c
+++ b/source/blender/editors/space_sequencer/sequencer_draw.c
@@ -2076,9 +2076,11 @@ void draw_timeline_seq(const bContext *C, ARegion *ar)
                         scene->r.cfra + scene->ed->over_ofs;
 
     uint pos = GPU_vertformat_attr_add(immVertexFormat(), "pos", GPU_COMP_F32, 2, GPU_FETCH_FLOAT);
-    immBindBuiltinProgram(GPU_SHADER_2D_UNIFORM_COLOR);
+    immBindBuiltinProgram(GPU_SHADER_3D_LINE_DASHED_UNIFORM_COLOR);
 
-    immUniformColor3f(0.2f, 0.2f, 0.2f);
+    immUniform1f("dash_width", 20.0f * U.pixelsize);
+    immUniform1f("dash_factor", 0.5f);
+    immUniformThemeColor(TH_CFRAME);
 
     immBegin(GPU_PRIM_LINES, 2);
     immVertex2f(pos, cfra_over, v2d->cur.ymin);
diff --git a/source/blender/makesrna/intern/rna_sequencer.c b/source/blender/makesrna/intern/rna_sequencer.c
index c1ef31a80cd..80a4defba00 100644
--- a/source/blender/makesrna/intern/rna_sequencer.c
+++ b/source/blender/makesrna/intern/rna_sequencer.c
@@ -1853,7 +1853,8 @@ static void rna_def_editor(BlenderRNA *brna)
 
   prop = RNA_def_property(srna, "show_overlay", PROP_BOOLEAN, PROP_NONE);
   RNA_def_property_boolean_sdna(prop, NULL, "over_flag", SEQ_EDIT_OVERLAY_SHOW);
-  RNA_def_property_ui_text(prop, "Draw Axes", "Partial overlay on top of the sequencer");
+  RNA_def_property_ui_text(
+      prop, "Show Overlay", "Partial overlay on top of the sequencer with a frame offset");
   RNA_def_property_update(prop, NC_SPACE | ND_SPACE_SEQUENCER, NULL);
 
   prop = RNA_def_property(srna, "use_overlay_lock", PROP_BOOLEAN, PROP_NONE);
@@ -1864,7 +1865,7 @@ static void rna_def_editor(BlenderRNA *brna)
 
   /* access to fixed and relative frame */
   prop = RNA_def_property(srna, "overlay_frame", PROP_INT, PROP_NONE);
-  RNA_def_property_ui_text(prop, "Overlay Offset", "");
+  RNA_def_property_ui_text(prop, "Overlay Offset", "Number of frames to offset");
   RNA_def_property_int_funcs(
       prop, "rna_SequenceEditor_overlay_frame_get", "rna_SequenceEditor_overlay_frame_set", NULL);
   RNA_def_property_update(prop, NC_SPACE | ND_SPACE_SEQUENCER, NULL);