public byte[] MarkImage(List <WatermarkItem> watermarkCollection)
{
byte[] file = null;
using (Stream inStream = new MemoryStream())
using (Image image = resizeImage(_ImgPhoto, ScaleImage(_ImgPhoto, 640, 480)))
{
for (int i = 0; i < watermarkCollection.Count; i++)
{
WatermarkItem item = watermarkCollection[i];
using (Image watermarkImage = item.Image)
using (Graphics imageGraphics = Graphics.FromImage(image))
using (TextureBrush watermarkBrush = new TextureBrush(watermarkImage))
{
//item.Update(resizeImage(_ImgPhoto, ScaleImage(watermarkCollection[i].Image, 640 / 4, 480 / 4)));
WatermarkPoint point = new WatermarkPoint(watermarkCollection[i], image.Width, image.Height);
int x = point.X;
int y = point.Y;
watermarkBrush.TranslateTransform(x, y);
imageGraphics.FillRectangle(watermarkBrush,
new Rectangle(new Point(x, y), new Size(watermarkImage.Width + 1, watermarkImage.Height)));
}
}
image.Save(inStream, _ImgFormat);
file = Helper.ToByteArray(inStream);
}
return(file);
}
public WatermarkPoint(WatermarkItem watermark, int phWidth, int phHeight)
{
int wmWidth = watermark.Image.Width;
int wmHeight = watermark.Image.Height;
switch (watermark.ContentAlignment)
{
case ContentAlignment.BottomCenter:
X = (phWidth / 2) - (wmWidth / 2);
Y = (phHeight - wmHeight) - 10;
break;
case ContentAlignment.BottomLeft:
X = 10;
Y = (phHeight - wmHeight) - 10;
break;
case ContentAlignment.BottomRight:
X = ((phWidth - wmWidth) - 10);
Y = (phHeight - wmHeight) - 10;
break;
case ContentAlignment.MiddleCenter:
X = (phWidth / 2) - (wmWidth / 2);
Y = (phHeight / 2) - (wmHeight / 2);
break;
case ContentAlignment.MiddleLeft:
X = 10;
Y = (phHeight / 2) - (wmHeight / 2);
break;
case ContentAlignment.MiddleRight:
X = ((phWidth - wmWidth) - 10);
Y = (phHeight / 2) - (wmHeight / 2);
break;
case ContentAlignment.TopCenter:
X = (phWidth / 2) - (wmWidth / 2);
Y = 10;
break;
case ContentAlignment.TopLeft:
X = 10;
Y = 10;
break;
case ContentAlignment.TopRight:
X = ((phWidth - wmWidth) - 10);
Y = 10;
break;
}
}
public WatermarkPoint(WatermarkItem watermark)
: this(watermark, 800, 600)
{
}
