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Bugfix to dirty area handling to prevent creation of invalid rects

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svn-id: r50312
This commit is contained in:
Paul Gilbert 2010-06-26 11:14:38 +00:00
parent 906b3221f5
commit d7fe988251
1 changed files with 6 additions and 1 deletions
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7
engines/m4/mads_views.cpp
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@ -738,9 +738,12 @@ void MadsDirtyArea::setArea(int width, int height, int maxWidth, int maxHeight)
--bounds.left;
++width;
}
int right = bounds.left + width;
if (bounds.left < 0)
bounds.left = 0;
else if (bounds.left > maxWidth)
bounds.left = maxWidth;
int right = bounds.left + width;
if (right < 0)
right = 0;
if (right > maxWidth)
@ -752,6 +755,8 @@ void MadsDirtyArea::setArea(int width, int height, int maxWidth, int maxHeight)
if (bounds.top < 0)
bounds.top = 0;
else if (bounds.top > maxHeight)
bounds.top = maxHeight;
int bottom = bounds.top + height;
if (bottom < 0)
bottom = 0;