dwrite: Use right charmap for symbol encoding.

dlls/dwrite/dwrite_private.h

@@ -190,7 +190,7 @@ extern void freetype_notify_cacheremove(IDWriteFontFace2*) DECLSPEC_HIDDEN;
 extern BOOL freetype_is_monospaced(IDWriteFontFace2*) DECLSPEC_HIDDEN;
 extern HRESULT freetype_get_glyph_outline(IDWriteFontFace2*,FLOAT,UINT16,USHORT,struct glyph_outline**) DECLSPEC_HIDDEN;
 extern UINT16 freetype_get_glyphcount(IDWriteFontFace2*) DECLSPEC_HIDDEN;
-extern UINT16 freetype_get_glyphindex(IDWriteFontFace2*,UINT32) DECLSPEC_HIDDEN;
+extern UINT16 freetype_get_glyphindex(IDWriteFontFace2*,UINT32,INT) DECLSPEC_HIDDEN;
 extern BOOL freetype_has_kerning_pairs(IDWriteFontFace2*) DECLSPEC_HIDDEN;
 extern INT32 freetype_get_kerning_pair_adjustment(IDWriteFontFace2*,UINT16,UINT16) DECLSPEC_HIDDEN;
 extern void freetype_get_glyph_bbox(IDWriteFontFace2*,FLOAT,UINT16,BOOL,RECT*) DECLSPEC_HIDDEN;

dlls/dwrite/font.c

@@ -469,7 +469,7 @@ static HRESULT WINAPI dwritefontface_GetGlyphIndices(IDWriteFontFace2 *iface, UI
     }
 
     for (i = 0; i < count; i++)
-        glyph_indices[i] = freetype_get_glyphindex(iface, codepoints[i]);
+        glyph_indices[i] = freetype_get_glyphindex(iface, codepoints[i], This->charmap);
 
     return S_OK;
 }

dlls/dwrite/freetype.c

@@ -437,12 +437,20 @@ UINT16 freetype_get_glyphcount(IDWriteFontFace2 *fontface)
     return count;
 }
 
-UINT16 freetype_get_glyphindex(IDWriteFontFace2 *fontface, UINT32 codepoint)
+UINT16 freetype_get_glyphindex(IDWriteFontFace2 *fontface, UINT32 codepoint, INT charmap)
 {
     UINT16 glyph;
 
     EnterCriticalSection(&freetype_cs);
-    glyph = pFTC_CMapCache_Lookup(cmap_cache, fontface, -1, codepoint);
+    if (charmap == -1)
+        glyph = pFTC_CMapCache_Lookup(cmap_cache, fontface, charmap, codepoint);
+    else {
+        /* special handling for symbol fonts */
+        if (codepoint < 0x100) codepoint += 0xf000;
+        glyph = pFTC_CMapCache_Lookup(cmap_cache, fontface, charmap, codepoint);
+        if (!glyph)
+            glyph = pFTC_CMapCache_Lookup(cmap_cache, fontface, charmap, codepoint - 0xf000);
+    }
     LeaveCriticalSection(&freetype_cs);
 
     return glyph;
@@ -627,7 +635,7 @@ UINT16 freetype_get_glyphcount(IDWriteFontFace2 *fontface)
     return 0;
 }
 
-UINT16 freetype_get_glyphindex(IDWriteFontFace2 *fontface, UINT32 codepoint)
+UINT16 freetype_get_glyphindex(IDWriteFontFace2 *fontface, UINT32 codepoint, INT charmap)
 {
     return 0;
 }