Problem with TdxComponentPrinter (Delphi)
问题 TdxComponentPrinter is a componenet that allow me print a TPanel on a paper. But there is problem and when the panel contains TImage, the background of the image will be converted to black in the paper. Before print : After print (on the paper) : I have tried different ways to solve this problem. for example i used Repaint; method of TPanel,... but doesn't work and the background of image is still black. I don't know why!!! Help me please. 回答1: This is a png file, which might not be supported