private static Image RenderOne(string hexDigest, int width, int height)
{
var robo = RoboHash.Create(hexDigest);
return(robo.Render(width, height));
}
public Image Render(string set, string backgroundSet, string color, int width, int height, Options options = Options.None)
{
Image image1 = null, image2 = null, image3 = null;
try
{
var facHeight2 = (int)(height * 0.85);
var facWidth2 = (int)(width * 0.85);
var facHeight3 = (int)(height * 0.90);
var facWidth3 = (int)(width * 0.90);
image1 = RenderOne(_hexDigest1, width, height);
image2 = RenderOne(_hexDigest2, facWidth2, facHeight2);
image3 = RenderOne(_hexDigest3, facWidth3, facHeight3);
var robo = RoboHash.Create(Xor(Xor(_hexDigest1, _hexDigest2), _hexDigest3));
var backgroundColor = backgroundSet != null && backgroundSet.StartsWith("#") ? backgroundSet : null;
var backgroundImageName = backgroundColor == null?robo.GetBackgroundImageFileName(backgroundSet) : null;
var retval = new Bitmap(width, height);
try
{
using (var canvas = Graphics.FromImage(retval))
{
canvas.InterpolationMode = InterpolationMode.HighQualityBicubic;
if (backgroundColor != null)
{
using (var brush = new SolidBrush(RoboHelper.ConvertHexColor(backgroundColor)))
canvas.FillRectangle(brush, 0, 0, width, height);
}
else if (!string.IsNullOrWhiteSpace(backgroundImageName))
{
using (var image = Image.FromFile(backgroundImageName))
{
canvas.DrawImage(image, new Rectangle(0, 0, width, height),
new Rectangle(0, 0, image.Width, image.Height), GraphicsUnit.Pixel);
}
}
var x = (width - width) / 2;
var y = (height - height) / 2;
var left = (int)(width / 4.0 - width * 0.05);
var right = (int)(width / 4.0 + width * 0.1);
var offHeight2 = height - facHeight2;
var offHeight3 = height - facHeight3;
canvas.DrawImage(image2, new Rectangle(x - left, y + offHeight2, image2.Width, image2.Height),
new Rectangle(0, 0, image2.Width, image2.Height), GraphicsUnit.Pixel);
canvas.DrawImage(image3, new Rectangle(x + right, y + offHeight3, image3.Width, image3.Height),
new Rectangle(0, 0, image3.Width, image3.Height), GraphicsUnit.Pixel);
canvas.DrawImage(image1, new Rectangle(x, y, image1.Width, image1.Height),
new Rectangle(0, 0, image1.Width, image1.Height), GraphicsUnit.Pixel);
}
if (options.HasFlag(Options.Grayscale))
{
RoboHelper.MakeBlackAndWhite(ref retval);
}
if (options.HasFlag(Options.Blur))
{
RoboHelper.Blur(ref retval, 5);
}
}
catch
{
retval.Dispose();
retval = null;
}
return(retval);
}
finally
{
if (image1 != null)
{
image1.Dispose();
}
if (image2 != null)
{
image2.Dispose();
}
if (image3 != null)
{
image3.Dispose();
}
}
}
