小迷宫游戏，可以移动，有触动机关，可观察机关效果，双缓冲绘图，地图大小大于窗口大小，会随着移动地图坐标变换-Small maze game, you can move, have touched organs, organs can be observed effect, double-buffered graphics, map size larger than the window size, as you move the map coordinate transformation