// On selection changed
private void document_SelectionChanged(object sender, SelectionEventArgs e)
{
this.PositionToolStripStatusLabel.Text = string.Format("({0}, {1}) - {2} x {3}", e.Location.X, e.Location.Y, e.Size.Width, e.Size.Height);
}
// On mouse position over image changed
private void document_MouseImagePosition(object sender, SelectionEventArgs e)
{
if (e.Location.X >= 0)
{
this.PositionToolStripStatusLabel.Text = string.Format(" ({0}, {1})", e.Location.X, e.Location.Y);
// get current color
Bitmap image = ((ImageHandlerForm)sender).Image;
if (image.PixelFormat == PixelFormat.Format24bppRgb)
{
Color color = image.GetPixel(e.Location.X, e.Location.Y);
RGB rgb = new RGB(color);
YCbCr ycbcr = new YCbCr();
AForge.Imaging.ColorConverter.RGB2YCbCr(rgb, ycbcr);
// RGB
this.colorPanel.Text = string.Format("RGB: {0}, {1}, {2}", color.R, color.G, color.B);
// HSL
this.hslPanel.Text = string.Format("HSL: {0}, {1:F3}, {2:F3}", (int)color.GetHue(), color.GetSaturation(), color.GetBrightness());
// YCbCr
this.ycbcrPanel.Text = string.Format("YCbCr: {0:F3}, {1:F3}, {2:F3}", ycbcr.Y, ycbcr.Cb, ycbcr.Cr);
}
else if (image.PixelFormat == PixelFormat.Format8bppIndexed)
{
Color color = image.GetPixel(e.Location.X, e.Location.Y);
this.colorPanel.Text = "Gray: " + color.R.ToString();
this.hslPanel.Text = "";
this.ycbcrPanel.Text = "";
}
}
else
{
this.PositionToolStripStatusLabel.Text = "";
this.colorPanel.Text = "";
this.hslPanel.Text = "";
this.ycbcrPanel.Text = "";
}
}
