public static bool WritePixelImageAsPng(Stream s, IPixelImage img, Action <int> reportProgress, Func <bool> shouldCancel)
{
var imgInfo = new ImageInfo(img.Width, img.Height, 8, true);
var writer = new PngWriter(s, imgInfo);
for (var y = 0; y < img.Height; y++)
{
if (shouldCancel())
{
return(false);
}
var line = new ImageLine(imgInfo);
for (var x = 0; x < img.Width; x++)
{
var c = img.GetPixel(x, y);
var offset = x * 4;
line.Scanline[offset] = c.R;
line.Scanline[offset + 1] = c.G;
line.Scanline[offset + 2] = c.B;
line.Scanline[offset + 3] = c.A;
}
writer.WriteRow(line, y);
reportProgress((y * 100) / img.Height);
}
writer.End();
return(true);
}
public static Bitmap ToBitmap(IPixelImage map)
{
var b = new Bitmap(map.Width, map.Height);
for (var y = 0; y < map.Height; y++)
{
for (var x = 0; x < map.Width; x++)
{
b.SetPixel(x, y, map.GetPixel(x, y));
}
}
return(b);
}
public static Bitmap GenerateMinimap(IPixelImage map)
{
int width, height;
if (map.Width > map.Height)
{
width = 252;
height = (int)(252 * (map.Height / (float)map.Width));
}
else
{
height = 252;
width = (int)(252 * (map.Width / (float)map.Height));
}
var wrapper = new NearestNeighbourWrapper(map, width, height);
return(ToBitmap(wrapper));
}
public NearestNeighbourWrapper(IPixelImage source, int width, int height)
{
this.source = source;
this.Width = width;
this.Height = height;
}
public BilinearWrapper(IPixelImage source, int width, int height)
{
this.source = source;
this.Width = width;
this.Height = height;
}
public NearestNeighbourPaletteWrapper(IPixelImage source, IPalette palette)
{
this.source = source;
this.palette = palette;
}
