diff options
Diffstat (limited to 'draw/glyphcache.c')
| -rw-r--r-- | draw/glyphcache.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/draw/glyphcache.c b/draw/glyphcache.c index ac148340..0f8abf75 100644 --- a/draw/glyphcache.c +++ b/draw/glyphcache.c @@ -1,5 +1,6 @@ #include "fitz.h" +#define MAXFONTSIZE 1000 #define MAXGLYPHSIZE 256 #define MAXCACHESIZE (1024*1024) @@ -67,6 +68,14 @@ fz_renderglyph(fz_glyphcache *cache, fz_font *font, int cid, fz_matrix ctm) { fz_glyphkey key; fz_pixmap *val; + float size = fz_matrixexpansion(ctm); + + if (size > MAXFONTSIZE) + { + /* TODO: this case should be handled by rendering glyph as a path fill */ + fz_warn("font size too large (%g), not rendering glyph", size); + return nil; + } key.font = font; key.cid = cid; |