private void DoTestLabMouse()
{
if (picBmp == null)
{
return;
}
DontDoTestLab = true;
//This code get the RGB value from a point or a region from the picture(picBmp is a Bitmap)
lcmsRGBColor pixel = (chkRange.Checked)
? GetAvgRGBFromBitmap(picBmp, picX, picY, (int)nupRange.Value)
: new lcmsRGBColor(picBmp.GetPixel(picX, picY));
rgbColor.FromColor(pixel);
tbRed.Value = Convert.ToInt32(pixel.R);
tbGreen.Value = Convert.ToInt32(pixel.G);
tbBlue.Value = Convert.ToInt32(pixel.B);
TestLabDBL();
DontDoTestLab = false;
}
private lcmsRGBColor GetAvgRGBFromBitmap(Bitmap picture, int xC, int yC, int rangeInit)
{
if (picture == null)
{
return(null);
}
// 1 inch = 25.4 mm
double verticalResolution = picture.VerticalResolution / 25.4; //Pixel per mm
double horizontalResolution = picture.HorizontalResolution / 25.4; //Pixel per mm
int rangeX = Convert.ToInt32(rangeInit * horizontalResolution);
int rangeY = Convert.ToInt32(rangeInit * verticalResolution);
if (chkMM.Checked)
{
rangeX = rangeInit;
rangeY = rangeInit;
}
var avgColor = new lcmsRGBColor();
int r = 0;
int g = 0;
int b = 0;
int x1 = CorrectRangeValue(xC - rangeX, 0, picture.Width - 1);
int y1 = CorrectRangeValue(yC - rangeY, 0, picture.Height - 1);
int x2 = CorrectRangeValue(xC + rangeX, 0, picture.Width - 1);
int y2 = CorrectRangeValue(yC - rangeY, 0, picture.Height - 1);
int pixelCount = 0;
for (int y = y1; y <= y2; y++)
{
for (int x = x1; x <= x2; x++)
{
var pixel = picture.GetPixel(x, y);
r += pixel.R;
g += pixel.G;
b += pixel.B;
pixelCount++;
}
}
avgColor.R = (double)r / pixelCount;
avgColor.G = (double)g / pixelCount;
avgColor.B = (double)b / pixelCount;
return(avgColor);
}
