public ICanvas CreateIntermediate(string name, int w, int h)
{
if (name == null)
throw new ArgumentNullException("name", "Cannot use a null name for a canvas");
ICanvas canvas = new BasicCanvas(CanvasMode.ReadWrite, name, w, h);
CreateVariable(canvas.Name, new CanvasValue() {Canvas = canvas});
return canvas;
}
public ICanvas CreateOutput(string name, int w, int h)
{
if (name == null)
throw new ArgumentNullException("name", "Cannot use a null name for a canvas");
ICanvas canvas = new BasicCanvas(CanvasMode.WriteOnly, name, w, h);
CreateVariable(canvas.Name, new CanvasValue() {Canvas = canvas});
_outputs.Add(canvas);
return canvas;
}
public ICanvas LoadCanvas(string name)
{
string path = null;
if (!names.TryGetValue(name, out path))
return null;
Bitmap bitmap = new Bitmap(path);
ICanvas canvas = new BasicCanvas(CanvasMode.ReadOnly, name, bitmap.Width, bitmap.Height);
for (int y = 0; y < canvas.Height; ++y)
{
for (int x = 0; x < canvas.Width; ++x)
{
System.Drawing.Color color = bitmap.GetPixel(x, y);
canvas.ForceWrite(x, y, new Color(color.R / 255f, color.G / 255f, color.B / 255f, color.A / 255f));
}
}
return canvas;
}
