private static Color GetAverageColor(Point emptyPoint, Raster raster)
{
var a = 0;
var r = 0;
var g = 0;
var b = 0;
var count = 0;
foreach (var point in АкварельBase.GetNearPoints(emptyPoint, raster.Width, raster.Height))
{
var c = raster.GetPixel(point);
if (c.A == 0)
{
continue;
}
a += c.A;
r += c.R;
g += c.G;
b += c.B;
count++;
}
a = (int)Math.Round((float)a / count);
r = (int)Math.Round((float)r / count);
g = (int)Math.Round((float)g / count);
b = (int)Math.Round((float)b / count);
return(Color.FromArgb((byte)a, (byte)r, (byte)g, (byte)b));
}
private static bool FindEmpty(Point colorPoint, Raster raster)
{
return(АкварельBase.GetNearPoints(colorPoint, raster.Width, raster.Height)
.Select(raster.GetAlpha)
.Any(alpha => alpha == 0));
}
