private void setattributes()
{
float[][] colorMatrixElements = {
new float[] {1, 0, 0, 0, 0}, // red scaling factor of 2
new float[] {0, 1, 0, 0, 0}, // green scaling factor of 1
new float[] {0, 0, 2, 0, 0}, // blue scaling factor of 1
new float[] {0, 0, 0, 1, 0}, // alpha scaling factor of 1
new float[] {-0.5f, -0.5f, .8f, 0, 1}}; // three translations of 0.2
cmuse = new ColorMatrix(colorMatrixElements);
qcm = new QColorMatrix(cmuse);
DrawAttributes = new ImageAttributes();
DrawAttributes.SetColorMatrix(
qcm.ToColorMatrix(),
ColorMatrixFlag.Default,
ColorAdjustType.Bitmap);
DrawAttributes.SetColorMatrix(cmuse);
}
private void chooseimage()
{
//April 6th, birthday of windows 3.1
if (DateTime.Now.Month == 4 && DateTime.Now.Day == 6)
{
useBackground = panWin31.BackgroundImage;
}
else
{
//select a random start image from the available start images.
GetSplashImages();
Image[] selectfrom = SplashImages;
Image useimage = selectfrom[rgen.Next(selectfrom.Length)];
useBackground = useimage;
}
//new as of July 14th 2011: colourize to a random hue 50% of the time.
if (rgen.NextDouble() > 0.5d)
{
//choose a random colour...
Color colourizeto = new HSLColor(rgen.NextDouble() * 240, 240, 120);
ImageAttributes attribcolourize = new ImageAttributes();
QColorMatrix qc = new QColorMatrix();
qc.RotateHue((float)(rgen.NextDouble()*255));
attribcolourize.SetColorMatrix(qc.ToColorMatrix());
// ColorMatrices.AddColourizer(attribcolourize, colourizeto);
useBackground = BCBlockGameState.AppyImageAttributes(useBackground, attribcolourize);
}
Graphics drawtoit = Graphics.FromImage(useBackground);
drawtoit.DrawImageUnscaled(RegUnregImage, 2, 2);
drawtoit.Dispose();
}
