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| author | Paul Gilbert | 2010-06-26 11:14:38 +0000 |
|---|---|---|
| committer | Paul Gilbert | 2010-06-26 11:14:38 +0000 |
| commit | d7fe98825154ede7beb0987ee3177ed46f1a3fa4 (patch) | |
| tree | a070aae26fad022c083722a4669f6192fdf04bcb /engines | |
| parent | 906b3221f58d71c0c73a9c60f9fd3feb7fcafaab (diff) | |
| download | scummvm-rg350-d7fe98825154ede7beb0987ee3177ed46f1a3fa4.tar.gz scummvm-rg350-d7fe98825154ede7beb0987ee3177ed46f1a3fa4.tar.bz2 scummvm-rg350-d7fe98825154ede7beb0987ee3177ed46f1a3fa4.zip | |
Bugfix to dirty area handling to prevent creation of invalid rects
svn-id: r50312
Diffstat (limited to 'engines')
| -rw-r--r-- | engines/m4/mads_views.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/engines/m4/mads_views.cpp b/engines/m4/mads_views.cpp index dd5eb7a266..08b579cfb0 100644 --- a/engines/m4/mads_views.cpp +++ b/engines/m4/mads_views.cpp @@ -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; |