diff options
Diffstat (limited to 'pango/pango-coverage.c')
| -rw-r--r-- | pango/pango-coverage.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/pango/pango-coverage.c b/pango/pango-coverage.c index 38bc62ca..d6ce8812 100644 --- a/pango/pango-coverage.c +++ b/pango/pango-coverage.c @@ -19,6 +19,8 @@ * Boston, MA 02111-1307, USA. */ +#include <string.h> + #include <pango-coverage.h> typedef struct _PangoBlockInfo PangoBlockInfo; @@ -176,7 +178,7 @@ void pango_coverage_set (PangoCoverage *coverage, guchar *data; g_return_if_fail (coverage != NULL); - g_return_if_fail (level < 0 || level > 3); + g_return_if_fail (level >= 0 || level <= 3); block_index = index / 256; @@ -189,15 +191,25 @@ void pango_coverage_set (PangoCoverage *coverage, data = coverage->blocks[block_index].data; if (!data) { + guchar byte; + if (level == coverage->blocks[block_index].level) return; - data = g_new0 (guchar, 64); + data = g_new (guchar, 64); coverage->blocks[block_index].data = data; + + byte = coverage->blocks[block_index].level | + (coverage->blocks[block_index].level << 2) | + (coverage->blocks[block_index].level << 4) | + (coverage->blocks[block_index].level << 6); + + for (i=0; i<64; i++) + memset (data, byte, 64); } i = index % 256; - data[i] |= level << ((i % 4) * 2); + data[i/4] |= level << ((i % 4) * 2); } /** |