- (void)mouseDown:(NSEvent *)event {
//从window坐标转换为视图坐标
NSPoint clickLocation = [self convertPoint:[event locationInWindow]
fromView:nil];
//fromView参数为nil是默认为window
}
- (void)mouseDown:(NSEvent *)event {
//从window坐标转换为视图坐标
NSPoint clickLocation = [self convertPoint:[event locationInWindow]
fromView:nil];
//fromView参数为nil是默认为window
}
本文标题:坐标转换
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