public IMask CreateMask(IGameFactory factory, string path, bool transparentMeansMasked = false,
AGS.API.Color?debugDrawColor = null, string saveMaskToFile = null, string id = null)
{
Bitmap debugMask = null;
FastBitmap debugMaskFast = null;
int bitmapWidth = Width;
int bitmapHeight = Height;
if (saveMaskToFile != null || debugDrawColor != null)
{
debugMask = new Bitmap(bitmapWidth, bitmapHeight);
debugMaskFast = new FastBitmap(debugMask, ImageLockMode.WriteOnly, true);
}
bool[][] mask = new bool[bitmapWidth][];
System.Drawing.Color drawColor = debugDrawColor != null?debugDrawColor.Value.Convert() : System.Drawing.Color.Black;
using (FastBitmap bitmapData = new FastBitmap(_bitmap, ImageLockMode.ReadOnly))
{
for (int x = 0; x < bitmapWidth; x++)
{
for (int y = 0; y < bitmapHeight; y++)
{
bool masked = bitmapData.IsOpaque(x, y);
if (transparentMeansMasked)
{
masked = !masked;
}
if (mask[x] == null)
{
mask[x] = new bool[bitmapHeight];
}
mask[x][bitmapHeight - y - 1] = masked;
if (debugMask != null)
{
debugMaskFast.SetPixel(x, y, masked ? drawColor : System.Drawing.Color.Transparent);
}
}
}
}
if (debugMask != null)
{
debugMaskFast.Dispose();
}
//Save the duplicate
if (saveMaskToFile != null)
{
debugMask.Save(saveMaskToFile);
}
IObject debugDraw = null;
if (debugDrawColor != null)
{
debugDraw = factory.Object.GetObject(id ?? path ?? "Mask Drawable");
debugDraw.Image = factory.Graphics.LoadImage(new DesktopBitmap(debugMask, _graphics), null, path);
debugDraw.Anchor = new AGS.API.PointF();
}
return(new AGSMask(mask, debugDraw));
}
