public void CreateFrom(string fileName, IconOutputFormat format)
{
Bitmap bmp = (Bitmap)Bitmap.FromFile(fileName);
if (bmp == null)
{
throw new InvalidFileException();
}
try
{
CreateFrom(bmp, format);
}
finally
{
bmp.Dispose();
}
}
static private bool SaveLocalIcon(string localIconPath, Bitmap iconBitmap)
{
try
{
MultiIcon bmIcon = new MultiIcon();
SingleIcon bsIcon = bmIcon.Add("Icon 1");
IconOutputFormat outputFormat = IconOutputFormat.None; // Save icon as is
bsIcon.CreateFrom(iconBitmap, outputFormat);
bsIcon.Save(localIconPath);
}
catch (Exception e)
{
return(false);
}
return(true);
}
public void CreateFrom(Bitmap bitmap, IconOutputFormat format)
{
Bitmap bmp = null;
IconImage iconImage = null;
IColorQuantizer colorQuantizer = new EuclideanQuantizer();
if (bitmap.PixelFormat != PixelFormat.Format32bppArgb)
{
throw new InvalidPixelFormatException(PixelFormat.Undefined, PixelFormat.Format32bppArgb);
}
mIconImages.Clear();
if (format == IconOutputFormat.None)
{
Add(bitmap); return;
}
// Vista
// 256x256x32
if ((format & IconOutputFormat.Vista) == IconOutputFormat.Vista)
{
Add(bitmap);
}
try
{
if ((format & IconOutputFormat.WinXPUnpopular) == IconOutputFormat.WinXPUnpopular)
{
bmp = ResizeBitmap(bitmap, 64, 64);
iconImage = Add(bmp); // XP
bmp.Dispose();
}
}
catch (Exception e) { }
try
{
bmp = ResizeBitmap(bitmap, 48, 48);
if ((format & IconOutputFormat.WinXP) == IconOutputFormat.WinXP)
{
iconImage = Add(bmp); // XP
}
if ((format & IconOutputFormat.Win95) == IconOutputFormat.Win95)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format8bppIndexed), iconImage.Mask); // W95
}
if ((format & IconOutputFormat.Win31) == IconOutputFormat.Win31)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format4bppIndexed), iconImage.Mask); // W95
}
bmp.Dispose();
}
catch (Exception e) { }
// NOTE: Add support for "IconOutputFormat.WinXP32Only"
try
{
bmp = ResizeBitmap(bitmap, 32, 32);
if ((format & IconOutputFormat.WinXP) == IconOutputFormat.WinXP)
{
iconImage = Add(bmp); // XP
}
if ((format & IconOutputFormat.Win95) == IconOutputFormat.Win95)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format8bppIndexed), iconImage.Mask); // W95
}
if ((format & IconOutputFormat.Win31) == IconOutputFormat.Win31)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format4bppIndexed), iconImage.Mask); // W31
}
if ((format & IconOutputFormat.Win30) == IconOutputFormat.Win30)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format1bppIndexed), iconImage.Mask); // W30
}
bmp.Dispose();
}
catch (Exception e) { }
try
{
bmp = ResizeBitmap(bitmap, 24, 24);
if ((format & IconOutputFormat.WinXPUnpopular) == IconOutputFormat.WinXPUnpopular)
{
iconImage = Add(bmp); // XP
}
if ((format & IconOutputFormat.Win95Unpopular) == IconOutputFormat.Win95Unpopular)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format8bppIndexed), iconImage.Mask); // W95
}
if ((format & IconOutputFormat.Win31Unpopular) == IconOutputFormat.Win31Unpopular)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format4bppIndexed), iconImage.Mask); // W31
}
if ((format & IconOutputFormat.Win30) == IconOutputFormat.Win30)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format1bppIndexed), iconImage.Mask); // W30
}
bmp.Dispose();
}
catch (Exception e) { }
try
{
bmp = ResizeBitmap(bitmap, 16, 16);
if ((format & IconOutputFormat.WinXP) == IconOutputFormat.WinXP)
{
iconImage = Add(bmp); // XP
}
if ((format & IconOutputFormat.Win95) == IconOutputFormat.Win95)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format8bppIndexed), iconImage.Mask); // W95
}
if ((format & IconOutputFormat.Win31) == IconOutputFormat.Win31)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format4bppIndexed), iconImage.Mask); // W31
}
if ((format & IconOutputFormat.Win30) == IconOutputFormat.Win30)
{
Add(colorQuantizer.Convert(bmp, PixelFormat.Format1bppIndexed), iconImage.Mask); // W30
}
bmp.Dispose();
}
catch (Exception e) { }
}
