词条 | GdipDrawImageRect |
释义 | GdipDrawImageRect VB声明: Declare Function GdipDrawImageRect(Graphics As Long, Image As Long, X As Single, Y As Single, Width As Single, Height As Single) As GpStatus 函数说明:向Graphics对象输出Image 参数: Graphics:Graphics对象,可调用GdipCreateFromHDC函数创建 image:image对象,可由GdipLoadImageFromFile加载的图像文件 X:显示起始位置X坐标,对应图像的左上角 Y:显示起始位置Y坐标,对应图像的左上角 Width:图像宽度,可调用GdipGetImageWidth函数获取图像实际宽度赋值 Height:图像高度,可调用GdipGetImageHeight函数获取图像实际高度赋值 返回值:GpStatus类型值 说明:Width、Height假如等于图片的实际尺寸,那图片将按原大小显示,否则将按新尺寸进行缩放。 该方法被重载,可参阅:GdipDrawImage、GdipDrawImageI、GdipDrawImagePointRect、GdipDrawImagePointRectI、GdipDrawImagePoints、GdipDrawImagePointsI、GdipDrawImagePointsRectI、GdipDrawImageRectI、GdipDrawImageRectRect、GdipDrawImageRectRectI 备注:.net平台封装了该方法在Graphics类中 |
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