/// <summary>
/// Open an image
/// </summary>
/// <param name="image">Byte array corresponding to the image</param>
public void Open(byte[] image)
{
if (IsOpen)
{
throw new InvalidOperationException("An image is opened");
}
using (var stream = new MemoryStream(image))
{
using (var skStream = new SKManagedStream(stream))
{
using (var codec = SKCodec.Create(skStream))
{
ImageInfo = codec.Info;
}
}
}
using (var data = new SKData(image))
{
Image = SKImage.FromData(new SKData(image));
}
Surface = SKSurface.Create(ImageInfo);
Paint = new SKPaint();
Paint.Color = SKColor.Parse("#2ecc71");
Surface.Canvas.DrawImage(Image, new SKRect(0f, 0f, ImageInfo.Width, ImageInfo.Height), new SKRect(0f, 0f, ImageInfo.Width, ImageInfo.Height), Paint);
IsOpen = true;
}
/// <summary>
/// Draw another image on the immage
/// </summary>
/// <param name="image">Byte array corresponding to an image</param>
/// <param name="bounds">Drawing bounds</param>
public void DrawImage(byte[] image, Rectangle bounds)
{
using (var data = new SKData(image))
{
using (var skImage = SKImage.FromData(new SKData(image)))
{
var xScale = bounds.Width / skImage.Width;
var yScale = bounds.Height / skImage.Height;
Surface.Canvas.SetMatrix(SKMatrix.MakeScale(xScale, yScale));
Surface.Canvas.DrawImage(skImage, bounds.X / xScale, bounds.Y / yScale);//We want to scale width & height, not X & Y
Surface.Canvas.ResetMatrix();
}
}
}
