/// <summary>
/// Sets the new size of the image (not including the border)
/// </summary>
/// <param name="size"></param>
/// <param name="sizeName"></param>
public void SetImageSize(Size size, ImageSizeName?sizeName)
{
IHTMLImgElement imgElement = (IHTMLImgElement)ImgElement;
ImageBorderMargin borderMargin = BorderMargin;
// The next line is a little bit tortured, but
// I'm trying to introduce the concept of "calculated image size"
// for more complex border calculations without breaking any
// existing logic.
Size sizeWithBorder = ImageSize.Equals(size)
? ImageSizeWithBorder : borderMargin.CalculateImageSize(size);
if (imgElement.width != sizeWithBorder.Width || imgElement.height != sizeWithBorder.Height)
{
imgElement.width = sizeWithBorder.Width;
imgElement.height = sizeWithBorder.Height;
}
//remember the size offsets which are added by CSS margins/padding
Settings.SetInt(IMAGE_WIDTH_OFFSET, imgElement.width - sizeWithBorder.Width);
Settings.SetInt(IMAGE_HEIGHT_OFFSET, imgElement.height - sizeWithBorder.Height);
if (sizeName != null)
{
ImageSizeName = sizeName.Value;
}
//Initialize the saved aspect ratio if it has no value
//OR update it if the ratio has been changed
Size targetSize = TargetAspectRatioSize;
if (targetSize.Width == -1 ||
(size.Width != Math.Round((targetSize.Width * (float)size.Height) / targetSize.Height) &&
size.Height != Math.Round((targetSize.Height * (float)size.Width) / targetSize.Width)))
{
TargetAspectRatioSize = size;
}
}
private bool ShouldSerializeImageSize()
{
return(!ImageSize.Equals(new Size(16, 16)));
}