private Bitmap RenderImage()
{
Bitmap bitmap = TokenControl.RenderVisual(TokenControl.ZoomControl);
//Apply the special filter.
BitmapHelper.AddFilter(bitmap, _vm.SpecialFilterColor, _specialFilter);
// Modify the rendered image.
if (_overlayInfo != null)
{
var overlay = ImageLoader.LoadBitmapFromFile(_overlayInfo.Info.File, TokenControl.ImageResolutionWidth, TokenControl.ImageResolutionHeight);
BitmapHelper.AddFilter(overlay, _overlayTintColor, _overlayBlendFilter);
if (!string.IsNullOrWhiteSpace(_overlayInfo.Info.Mask))
{
BitmapHelper.ApplyMaskToImage(overlay, ImageLoader.LoadBitmapFromFile(_overlayInfo.Info.Mask, TokenControl.ImageResolutionWidth, TokenControl.ImageResolutionHeight));
}
BitmapHelper.AddLayerToImage(bitmap, overlay);
}
if (_borderInfo != null)
{
if (!string.IsNullOrWhiteSpace(_borderInfo.Info.Mask))
{
BitmapHelper.ApplyMaskToImage(bitmap, ImageLoader.LoadBitmapFromFile(_borderInfo.Info.Mask, TokenControl.ImageResolutionWidth, TokenControl.ImageResolutionHeight));
}
var border = ImageLoader.LoadBitmapFromFile(_borderInfo.Info.File, TokenControl.ImageResolutionWidth, TokenControl.ImageResolutionHeight);
BitmapHelper.AddFilter(border, _borderTintColor, _borderBlendFilter);
BitmapHelper.AddLayerToImage(bitmap, border); //Draw the border
}
if (TokenControl.ZoomControl_Text.Visibility == Visibility.Visible)
{
Bitmap text = TokenControl.RenderVisual(TokenControl.ZoomControl_Text);
BitmapHelper.AddLayerToImage(bitmap, text);
}
if (_vm.Autocrop)
{
bitmap = BitmapHelper.Autocrop(bitmap);
}
//Since we just spent time rendering the image, we might as well update the preview even if the user didn't ask for that specifically.
_preWindow?.SetImage(bitmap);
return(bitmap);
}