private void HueSaturationMenuItem_Click(object sender, EventArgs e)
{
if (m_bitmap == null)
{
return;
}
GenerateThumbBitmap();
HueSaturationForm form = new HueSaturationForm(AdjustHueSaturationCallBack);
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
int hue = form.Hue;
int saturation = form.Saturation;
int lightness = form.Lightness;
TINYIMAGE_HUERANGE hueRange = form.HueRange;
StartImageProcess();
try
{
BitmapData bitmapData = m_bitmap.LockBits(new Rectangle(0, 0, m_bitmap.Width, m_bitmap.Height),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
NativeMethods.AdjustHueSaturation(bitmapData.Scan0, bitmapData.Width, bitmapData.Height, bitmapData.Stride, m_bpp,
hue, saturation, lightness, hueRange);
m_bitmap.UnlockBits(bitmapData);
}
catch (System.Exception ex)
{
Console.WriteLine(ex.Source.ToString());
}
EndImageProcess();
}
else
{
PictureBox.Image = m_bitmap;
}
}
private void AdjustHueSaturationCallBack(int hue, int saturation, int lightness, TINYIMAGE_HUERANGE hueRange)
{
try
{
m_editBitmap.Dispose();
m_editBitmap = GetEditBitmap();
BitmapData bitmapData = m_editBitmap.LockBits(new Rectangle(0, 0, m_editBitmap.Width, m_editBitmap.Height),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
NativeMethods.AdjustHueSaturation(bitmapData.Scan0, bitmapData.Width, bitmapData.Height, bitmapData.Stride, m_bpp,
hue, saturation, lightness, hueRange);
m_editBitmap.UnlockBits(bitmapData);
PictureBox.Image = m_editBitmap;
}
catch (System.Exception ex)
{
Console.WriteLine(ex.ToString());
}
}
public static extern void AdjustHueSaturation(IntPtr buf, int width, int height, int stride, int bpp,
int hue, int saturation, int lightness, TINYIMAGE_HUERANGE hueRange);
private void HueRangeCombox_SelectedIndexChanged(object sender, EventArgs e)
{
m_hueRange = (TINYIMAGE_HUERANGE)HueRangeCombox.SelectedIndex;
AdjustHueSaturation();
}
