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GOB: Stop drawing a letter on surface boundaries

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svn-id: r55574
This commit is contained in:
Sven Hesse 2011-01-27 20:50:43 +00:00
parent 6513748c46
commit 261a640a93
1 changed files with 8 additions and 5 deletions
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13
engines/gob/video.cpp
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@ -110,17 +110,20 @@ void Font::drawLetter(Surface &surf, uint8 c, uint16 x, uint16 y,
nWidth >>= 3;
for (int i = 0; i < _itemHeight; i++) {
for (int i = 0; (i < _itemHeight) && dst.isValid(); i++) {
int width = _itemWidth;
for (int k = 0; k < nWidth; k++) {
data = *src++;
for (int j = 0; j < MIN(8, width); j++) {
if (data & 0x80)
dst.set(color1);
else if (!transp)
dst.set(color2);
if (dst.isValid()) {
if (data & 0x80)
dst.set(color1);
else if (!transp)
dst.set(color2);
}
dst++;
data <<= 1;