centerW copyFrom cxWnd cyWnd dpiX dpiY GiTransformImpl matD2M matD2W matM2D matM2W matW2D matW2M maxViewScale minViewScale rectLimitsW tmpCenterW tmpViewScale updateTransforms viewScale w2dx w2dy ydown zoomChanged zoomEnabled zoomNoAdjust zoomPanAdjust zoomTimes

GiTransformImpl() GiTransformImpl::GiTransformImpl ( bool  _ydown ) 函数调用图: 这是这个函数的调用关系图: