From ecbd2ba4cd399831e991b5e6ff780289fbddaf99 Mon Sep 17 00:00:00 2001
From: liamHowatt <30486941+liamHowatt@users.noreply.github.com>
Date: Wed, 10 Apr 2024 02:43:50 -0400
Subject: [PATCH] feat(font): add lv_font_glyph_release_draw_data api to
 release glyph data (#6052)

Co-authored-by: Benign X <1341398182@qq.com>
---
 .github/workflows/check_style.yml | 1 +
 src/draw/lv_draw_label.c          | 5 ++---
 src/font/lv_font.c                | 9 +++++++++
 src/font/lv_font.h                | 7 +++++++
 4 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/check_style.yml b/.github/workflows/check_style.yml
index 7623a0191..4b69b1a39 100644
--- a/.github/workflows/check_style.yml
+++ b/.github/workflows/check_style.yml
@@ -18,6 +18,7 @@ jobs:
         with:
           repository: szepeviktor/astyle
           path: astyle
+          ref: v3.4.10
       - name: Install astyle
         run: |
           cd astyle/build/gcc/
diff --git a/src/draw/lv_draw_label.c b/src/draw/lv_draw_label.c
index 81a11e87b..e7c9d86d3 100644
--- a/src/draw/lv_draw_label.c
+++ b/src/draw/lv_draw_label.c
@@ -438,8 +438,7 @@ static void draw_letter(lv_draw_unit_t * draw_unit, lv_draw_glyph_dsc_t * dsc,
     dsc->g = &g;
     cb(draw_unit, dsc, NULL, NULL);
 
-    if(g.resolved_font && font->release_glyph) {
-        font->release_glyph(font, &g);
-    }
+    lv_font_glyph_release_draw_data(&g);
+
     LV_PROFILER_END;
 }
diff --git a/src/font/lv_font.c b/src/font/lv_font.c
index 6cbd8e0d1..de486b7ea 100644
--- a/src/font/lv_font.c
+++ b/src/font/lv_font.c
@@ -50,6 +50,15 @@ const void * lv_font_get_glyph_bitmap(lv_font_glyph_dsc_t * g_dsc, uint32_t lett
     return font_p->get_glyph_bitmap(g_dsc, letter, draw_buf);
 }
 
+void lv_font_glyph_release_draw_data(lv_font_glyph_dsc_t * g_dsc)
+{
+    const lv_font_t * font = g_dsc->resolved_font;
+
+    if(font != NULL && font->release_glyph) {
+        font->release_glyph(font, g_dsc);
+    }
+}
+
 bool lv_font_get_glyph_dsc(const lv_font_t * font_p, lv_font_glyph_dsc_t * dsc_out, uint32_t letter,
                            uint32_t letter_next)
 {
diff --git a/src/font/lv_font.h b/src/font/lv_font.h
index 77feee414..d7d9c832a 100644
--- a/src/font/lv_font.h
+++ b/src/font/lv_font.h
@@ -133,6 +133,13 @@ const void * lv_font_get_glyph_bitmap(lv_font_glyph_dsc_t * g_dsc, uint32_t lett
 bool lv_font_get_glyph_dsc(const lv_font_t * font, lv_font_glyph_dsc_t * dsc_out, uint32_t letter,
                            uint32_t letter_next);
 
+/**
+ * Release the bitmap of a font.
+ * @note You must call @lv_font_get_glyph_dsc to get @g_dsc (@lv_font_glyph_dsc_t) before you can call this function.
+ * @param g_dsc         the glyph descriptor including which font to use, which supply the glyph_index and the format.
+ */
+void lv_font_glyph_release_draw_data(lv_font_glyph_dsc_t * g_dsc);
+
 /**
  * Get the width of a glyph with kerning
  * @param font          pointer to a font