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Call FT_Get_Advance() only as long as we need to determine font width type

This commit is contained in:
Behdad Esfahbod 2017-08-04 17:40:06 +01:00
parent ad0a82b8f8
commit 60b2cf8e4c
1 changed files with 12 additions and 11 deletions
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11
src/fcfreetype.c
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@ -2077,7 +2077,7 @@ FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks FC_UNUSED, int *spac
{
FcCharSet *fcs;
int o;
FT_Pos advance, advances[3];
FT_Pos advances[3];
unsigned int num_advances = 0;
fcs = FcCharSetCreate ();
@ -2133,9 +2133,6 @@ FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks FC_UNUSED, int *spac
if (face->face_flags & FT_FACE_FLAG_SCALABLE)
load_flags |= FT_LOAD_NO_BITMAP;
advance = 0;
FT_Get_Advance (face, glyph, load_flags, &advance);
/* CID fonts built by Adobe used to make ASCII control chars to cid1
* (space glyph). As such, always check contour for those characters. */
if (ucs4 <= 0x001F)
@ -2148,7 +2145,10 @@ FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks FC_UNUSED, int *spac
if (good)
{
if (num_advances < 3 && advance)
if (num_advances < 3)
{
FT_Pos advance = 0;
if (!FT_Get_Advance (face, glyph, load_flags, &advance) && advance)
{
unsigned int i;
for (i = 0; i < num_advances; i++)
@ -2157,6 +2157,7 @@ FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks FC_UNUSED, int *spac
if (i == num_advances)
advances[num_advances++] = advance;
}
}
if ((ucs4 >> 8) != page)
{