diff options
| -rw-r--r-- | engines/simon/simon.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/engines/simon/simon.cpp b/engines/simon/simon.cpp index ca6f2f5728..f646288d78 100644 --- a/engines/simon/simon.cpp +++ b/engines/simon/simon.cpp @@ -2632,16 +2632,17 @@ void SimonEngine::scrollEvent() { uint x, y; if (_scrollXMax == 0) { + uint screenSize = 8 * _screenWidth; if (_scrollFlag < 0) { - memmove(dst + 8 * _screenWidth, dst, (_scrollWidth - 8) * _screenHeight); + memmove(dst + screenSize, dst, _scrollWidth * _screenHeight - screenSize); } else { - memmove(dst, dst + 8 * _screenWidth, (_scrollWidth - 8) * _screenHeight); + memmove(dst, dst + screenSize, _scrollWidth * _screenHeight - screenSize); } y = _scrollY - 8; if (_scrollFlag > 0) { - dst += (_screenHeight - 8) * _screenWidth; + dst += _screenHeight * _screenWidth - screenSize; y += 488; } |