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Surface时捆绑了TCanvas对象,使得DirectDrawSurface可以支持强大的TGraphic及其扩展对象。在此测试中,使用了扩展TGraphic的开放源码的第三方控件PNGImage,实现了通过TCanvas对象在显示平面快速的绘制... -Surface TCanvas when bundled with the target, making DirectDrawSurface can support powerful TGraphic and its expansion targets. In this test, the use of extended TGraphic open source third-party controls PNGImage achieve the target through TCanvas the plane showed rapid mapping ...
