Attachment 47935 Details for Bug 113545

A preliminary patch for cairo library to enable embedded bitmap font support.

cairo-embeddedbitmap.diff (text/x-patch), 1.40 KB, created by Zhe Su on 2005-08-29 09:31:18 UTC

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Creator: Zhe Su

Created: 2005-08-29 09:31:18 UTC

Size: 1.40 KB

patch

obsolete

>--- cairo-0.9.2/src/cairo-ft-font.c	2005-08-13 18:08:03.000000000 +0800
>+++ cairo-0.9.2-new/src/cairo-ft-font.c	2005-08-29 16:47:51.000000000 +0800
>@@ -1294,7 +1294,10 @@
> static int
> _get_pattern_load_flags (FcPattern *pattern)
> {
>-    FcBool antialias, vertical_layout, hinting, autohint;
>+    FcBool antialias, vertical_layout, hinting, autohint, bitmap;
>+    FcBool transform;
>+    FcMatrix *font_matrix;
>+
>     int rgba;
> #ifdef FC_HINT_STYLE    
>     int hintstyle;
>@@ -1302,14 +1305,30 @@
>     int load_flags = 0;
>     int target_flags = 0;
> 
>+#ifndef FC_EMBEDDED_BITMAP
>+#define FC_EMBEDDED_BITMAP "embeddedbitmap"
>+#endif
>+
>+    if (FcPatternGetMatrix (pattern,
>+			    FC_MATRIX, 0, &font_matrix) != FcResultMatch)
>+	font_matrix = NULL;
>+
>+    transform = (font_matrix && (font_matrix->xx != 1 || font_matrix->xy != 0 ||
>+				 font_matrix->yx != 0 || font_matrix->yy != 1));
>+
>+    /* Check whether to use embedded bitmap forcely */
>+    if (FcPatternGetBool (pattern,
>+			  FC_EMBEDDED_BITMAP, 0, &bitmap) != FcResultMatch)
>+	bitmap = FcFalse;
>+
>     /* disable antialiasing if requested */
>     if (FcPatternGetBool (pattern,
> 			  FC_ANTIALIAS, 0, &antialias) != FcResultMatch)
> 	antialias = FcTrue;
> 
>-    if (antialias)
>+    if ((!bitmap && antialias) || transform)
> 	load_flags |= FT_LOAD_NO_BITMAP;
>-    else
>+    else if (!antialias)
> 	load_flags |= FT_LOAD_MONOCHROME;
>     
>     /* disable hinting if requested */

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Attachments on bug 113545: 47863 | 47864 | 47935