void DrawFace(int index, ARGB color, IList <Item> bmp, Bitmap32 target)
{
int i = index / bmp.Count;
index %= bmp.Count;
ARGBImageData bitmap;
lock (this)
{
Item item = bmp[index];
bitmap = item.Bitmap.Data;
}
for (int n = 0; n < bitmap.Data.Length; n++)
{
ARGB pixel = bitmap[n];
if (pixel.Alpha == 0)
{
continue;
}
pixel.Red = (byte)(pixel.Red * color.Red / 255);
pixel.Green = (byte)(pixel.Green * color.Green / 255);
pixel.Blue = (byte)(pixel.Blue * color.Blue / 255);
bitmap[n] = pixel;
}
{
int x = (AvatarSize - bitmap.Width) / 2;
int y = (AvatarSize - bitmap.Height) / 2;
int w = bitmap.Width;
int h = bitmap.Height;
Translation?translation = null;
switch (i)
{
default:
case 0: // draw normal;
break;
case 1: // draw flipped
translation = new Translation()
{
FlipHorizontally = true
};
break;
}
target.Draw(bitmap, x, y, w, h, translation);
Trace.TraceInformation("DrawFace {0} {1} {2} {3} {4} {5}", index, x, y, w, h, translation);
}
}
void DrawNose(int index, IList <Item> bmp, Bitmap32 target)
{
int i = index / bmp.Count;
index %= bmp.Count;
ARGBImageData bitmap;
lock (this)
{
var item = bmp[index];
bitmap = item.Bitmap.Data;
}
int x = (AvatarSize - bitmap.Width) / 2;
int y = (AvatarSize - bitmap.Height) / 2;
int w, h;
Translation?translation = null;
switch (i)
{
default:
case 0: // draw normal;
w = bitmap.Width;
h = bitmap.Height;
break;
case 1: // draw streched in center
w = bitmap.Width * 3 / 4;
h = bitmap.Height * 3 / 4;
x = (AvatarSize - w) / 2;
y = (AvatarSize - h) / 2;
translation = new Translation()
{
FlipHorizontally = true
};
break;
}
target.Draw(bitmap, x, y, w, h, translation);
Trace.TraceInformation("DrawNose {0} {1} {2} {3} {4} {5}", index, x, y, w, h, translation);
}
/// <summary>
/// Updates the texture and scale of the underlying Object3D.
/// </summary>
/// <param name="maxWidth">max width in pixels.</param>
/// <param name="maxHeight">max height in pixels.</param>
public void Update(int maxWidth = 0, int maxHeight = 0)
{
if (Sprite == null)
{
throw new ObjectDisposedException("RenderText");
}
Trace.TraceInformation("Update text font:{0} size:{1} fg:{2} bg:{3} text:{4}", FontName, FontSize, ForeColor, BackColor, Text);
var bitmap = Bitmap32.Create(FontName, FontSize, ForeColor, BackColor, Text);
if ((maxWidth > 0) && (maxHeight > 0))
{
if ((bitmap.Width > maxWidth) || (bitmap.Height > maxHeight))
{
var b = new Bitmap32(Math.Min(bitmap.Width, maxWidth), Math.Min(bitmap.Height, maxHeight));
b.Draw(bitmap, 0, 0);
bitmap.Dispose();
bitmap = b;
}
}
Sprite.LoadTexture(bitmap);
Sprite.Scale = Sprite.ScaleFromSize(bitmap.Width, bitmap.Height);
}
void Draw(WebData data, int color, int nose, int eyes, int mouth, int face, int rotate)
{
using (var stream = new MemoryStream())
using (var bmp = new Bitmap32(AvatarSize, AvatarSize))
{
var faceColor = ARGB.FromHSI(color / 256.0f, 1, 1);
DrawFace(face, faceColor, faces, bmp);
DrawEyes(eyes, this.eyes, bmp);
DrawMouth(mouth, mouths, bmp);
DrawNose(nose, noses, bmp);
using (var result = new Bitmap32(AvatarSize, AvatarSize))
{
result.Draw(bmp, 0, 0, new Translation()
{
Rotation = ((rotate % 16) - 7) * 0.02f
});
result.Save(stream);
}
var msg = WebMessage.Create(data.Method, "Avatar created");
data.Answer = WebAnswer.Raw(data.Request, msg, stream.GetBuffer(), "image/png");
data.Answer.AllowCompression = false;
data.Answer.SetCacheTime(TimeSpan.FromDays(1));
}
}