BLF: add new arguments to BLF_GlyphBoundsFn

- glyph_bounds: to get the character width.
- glyph_bearing: lower left character starting point.

These values are needed for more precise glyph calculations.

1 files changed, 6 insertions, 4 deletions

diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index 0142f3b38e0..e927d259926 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -2095,15 +2095,17 @@ static void widget_draw_text_ime_underline(const uiFontStyle *fstyle,
 #endif /* WITH_INPUT_IME */
 
 static bool widget_draw_text_underline_calc_center_x(const char *UNUSED(str),
-                                                     const size_t str_ofs,
-                                                     const rcti *glyph_bounds,
+                                                     const size_t str_step_ofs,
+                                                     const rcti *glyph_step_bounds,
                                                      const int glyph_advance_x,
+                                                     const rctf *UNUSED(glyph_bounds),
+                                                     const float UNUSED(glyph_bearing[2]),
                                                      void *user_data)
 {
   /* The index of the character to get, set to the x-position. */
   int *ul_data = user_data;
-  if (ul_data[0] == (int)str_ofs) {
-    ul_data[1] = glyph_bounds->xmin + (glyph_advance_x / 2);
+  if (ul_data[0] == (int)str_step_ofs) {
+    ul_data[1] = glyph_step_bounds->xmin + (glyph_advance_x / 2);
     /* Early exit. */
     return false;
   }