Introduction - If you have any usage issues, please Google them yourself
C# print bar codes, part of the code definitions: a bitmap scene copied from one device to another target device scene///describe the position of the upper-left corner of the destination rectangle on the destination DC that point, expressed in logical X coordinate of the destination DC///that points to describe the position of the upper-left corner of the destination rectangle on the destination DC///you want the width of the image///you want to image height///source device scene, the logic Y coordinates of the destination DC said , such as raster operation did not specify the source that points to describe the upper left corner of the source rectangle position on the source DC should be set to 0////// logical X coordinate of the source DC source rectangle in the upper left corner of the source DC describe that point the logic Y coordinates of the source DC///raster operation to be performed by transmission///non-zero indicates success, zero indicates failure