private static void HandleReplaceImage(object sender, PdfReplaceImageEventArgs e)
{
if (e.OldImageID.Value == "/Im1")
{
// Replace the existing image with a checkers board.
MemoryStream checkers = new MemoryStream(new byte[] { 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0 });
PdfRawImage rawImage = new PdfRawImage(checkers);
rawImage.Width = 5;
rawImage.Height = 5;
rawImage.BitsPerComponent = 8;
rawImage.ColorSpace = new PdfGrayColorSpace();
e.NewImage = rawImage;
}
else
{
if (e.OldImageID.Value == "/Im2")
{
// Remove the image from the page by setting the new image (the replacement image) to null.
e.NewImage = null;
}
}
}
private static void HandleReplaceImage(object sender, PdfReplaceImageEventArgs e)
{
if (e.OldImageID.Value == "/Im1")
{
// Replace the existing image with a checkers board.
MemoryStream checkers = new MemoryStream(new byte[] { 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0 });
PdfRawImage rawImage = new PdfRawImage(checkers);
rawImage.Width = 5;
rawImage.Height = 5;
rawImage.BitsPerComponent = 8;
rawImage.ColorSpace = new PdfGrayColorSpace();
e.NewImage = rawImage;
}
else
{
if (e.OldImageID.Value == "/Im2")
{
// Remove the image from the page by setting the new image (the replacement image) to null.
e.NewImage = null;
}
}
}
