[英]How can I print image big size in A4 paper c#
我想在我当前的代码中以大尺寸打印图片框的图像,它以原始尺寸打印,我尝试了以下代码:
private void btnID_Click(object sender, EventArgs e)
{
PrintDialog pd = new PrintDialog();
PrintDocument pdoc = new PrintDocument();
pdoc.PrintPage += doc_printID;
pd.Document = pdoc;
if (pd.ShowDialog() == DialogResult.OK)
pdoc.Print();
}
private void doc_printID(object sender, PrintPageEventArgs e)
{
Bitmap bm = new Bitmap(pictureIDIQAMA.Width, pictureIDIQAMA.Height);
pictureIDIQAMA.DrawToBitmap(bm, new Rectangle(0, 0, pictureIDIQAMA.Width, pictureIDIQAMA.Height));
e.Graphics.DrawImage(bm, 200,400);
bm.Dispose();
}
如何以至少两倍的原始尺寸打印更大尺寸的图像?
绘制页面边距内的图像
e.Graphics.DrawImage(bm, args.MarginBounds);
或者
在整个页面区域绘制图像
e.Graphics.DrawImage(bm, args.PageBounds);
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