UI: Add theme option for time markers line

This patch adds the ability to set colors and alpha of dashed line of
Time Markers. That way themes can avoid contrast issues and communicate
selection better. See screenshots in D6877.

Bumps subversion.

Reviewed By: William Reynish, Julian Eisel

Differential Revision: https://developer.blender.org/D6877

2 files changed, 27 insertions, 12 deletions

diff --git a/source/blender/blenloader/intern/versioning_280.c b/source/blender/blenloader/intern/versioning_280.c
index d0fad1aafab..627b38a58e8 100644
--- a/source/blender/blenloader/intern/versioning_280.c
+++ b/source/blender/blenloader/intern/versioning_280.c
@@ -4466,18 +4466,7 @@ void blo_do_versions_280(FileData *fd, Library *UNUSED(lib), Main *bmain)
     }
   }
 
-  /**
-   * Versioning code until next subversion bump goes here.
-   *
-   * \note Be sure to check when bumping the version:
-   * - "versioning_userdef.c", #BLO_version_defaults_userpref_blend
-   * - "versioning_userdef.c", #do_versions_theme
-   *
-   * \note Keep this message at the bottom of the function.
-   */
-  {
-    /* Keep this block, even when empty. */
-
+  if (!MAIN_VERSION_ATLEAST(bmain, 283, 5)) {
     /* Alembic Transform Cache changed from world to local space. */
     LISTBASE_FOREACH (Object *, ob, &bmain->objects) {
       LISTBASE_FOREACH (bConstraint *, con, &ob->constraints) {
@@ -4513,4 +4502,17 @@ void blo_do_versions_280(FileData *fd, Library *UNUSED(lib), Main *bmain)
       }
     }
   }
+
+  /**
+   * Versioning code until next subversion bump goes here.
+   *
+   * \note Be sure to check when bumping the version:
+   * - "versioning_userdef.c", #BLO_version_defaults_userpref_blend
+   * - "versioning_userdef.c", #do_versions_theme
+   *
+   * \note Keep this message at the bottom of the function.
+   */
+  {
+    /* Keep this block, even when empty. */
+  }
 }
diff --git a/source/blender/blenloader/intern/versioning_userdef.c b/source/blender/blenloader/intern/versioning_userdef.c
index 94ee8d46675..f70988c9277 100644
--- a/source/blender/blenloader/intern/versioning_userdef.c
+++ b/source/blender/blenloader/intern/versioning_userdef.c
@@ -175,6 +175,19 @@ static void do_versions_theme(const UserDef *userdef, bTheme *btheme)
     FROM_DEFAULT_V4_UCHAR(space_info.info_operator_text);
   }
 
+  if (!USER_VERSION_ATLEAST(283, 5)) {
+    FROM_DEFAULT_V4_UCHAR(space_graph.time_marker_line);
+    FROM_DEFAULT_V4_UCHAR(space_action.time_marker_line);
+    FROM_DEFAULT_V4_UCHAR(space_nla.time_marker_line);
+    FROM_DEFAULT_V4_UCHAR(space_sequencer.time_marker_line);
+    FROM_DEFAULT_V4_UCHAR(space_clip.time_marker_line);
+    FROM_DEFAULT_V4_UCHAR(space_graph.time_marker_line_selected);
+    FROM_DEFAULT_V4_UCHAR(space_action.time_marker_line_selected);
+    FROM_DEFAULT_V4_UCHAR(space_nla.time_marker_line_selected);
+    FROM_DEFAULT_V4_UCHAR(space_sequencer.time_marker_line_selected);
+    FROM_DEFAULT_V4_UCHAR(space_clip.time_marker_line_selected);
+  }
+
   /**
    * Versioning code until next subversion bump goes here.
    *