[return : NotNullIfNotNull("images")] public static Icon?Combine(Bitmap[]?images, Color[]?transparentColors, bool forceUncompressedResult)
{
int imageCount = images?.Length ?? 0;
int colorCount = transparentColors?.Length ?? 0;
if (imageCount != colorCount)
{
throw new ArgumentException(Res.IconExtensionsImagesColorsDifferentLength);
}
if (images == null || transparentColors == null || imageCount == 0)
{
return(null);
}
using (var rawIcon = new RawIcon())
{
for (int i = 0; i < imageCount; i++)
{
rawIcon.Add(images[i], transparentColors[i]);
}
return(rawIcon.ToIcon(forceUncompressedResult) !);
}
}
private static RawIcon?DoGetStockIcon(StockIcon id)
{
if (id < 0 || !OSUtils.IsVistaOrLater)
{
return(null);
}
IntPtr largeHandle = Shell32.GetStockIconHandle(id, SystemIconSize.Large);
if (largeHandle == IntPtr.Zero)
{
return(null);
}
var result = new RawIcon(Icon.FromHandle(largeHandle));
User32.DestroyIcon(largeHandle);
IntPtr smallHandle = Shell32.GetStockIconHandle(id, SystemIconSize.Small);
if (largeHandle == IntPtr.Zero)
{
return(result);
}
result.Add(Icon.FromHandle(smallHandle));
User32.DestroyIcon(smallHandle);
return(result);
}
/// <summary>
/// Gets a multi size version of a system icon provided in <paramref name="icon"/> by generating the small version internally.
/// </summary>
private static RawIcon ToCombinedIcon(Icon icon)
{
var result = new RawIcon(icon);
if (result.ImageCount == 1)
{
using (Bitmap imageLarge = result.ExtractBitmap(0, false) !)
using (Bitmap imageSmall = imageLarge.Resize(new Size(16, 16), true))
result.Add(imageSmall);
}
return(result);
}
[SecurityCritical] // GetHicon
private static Icon FromBitmap(Bitmap bmp)
{
if (OSUtils.IsWindows)
{
return(Icon.FromHandle(bmp.GetHicon()).ToManagedIcon());
}
using (var rawIcon = new RawIcon())
{
rawIcon.Add(bmp);
return(rawIcon.ToIcon(true) !);
}
}
[return : NotNullIfNotNull("images")] public static Icon?Combine(bool forceUncompressedResult, IEnumerable <Bitmap>?images)
{
if (images == null)
{
return(null);
}
using (var rawIcon = new RawIcon())
{
foreach (Bitmap image in images)
{
rawIcon.Add(image);
}
return(rawIcon.ToIcon(forceUncompressedResult) !);
}
}
public static Icon Combine(bool forceUncompressedResult, IEnumerable <Bitmap> images)
{
if (images == null)
{
return(null);
}
using (RawIcon rawIcon = new RawIcon())
{
foreach (Bitmap image in images)
{
rawIcon.Add(image);
}
return(rawIcon.ToIcon(forceUncompressedResult));
}
}
[return : NotNullIfNotNull("icons")] public static Icon?Combine(bool forceUncompressedResult, IEnumerable <Icon>?icons)
{
if (icons == null)
{
return(null);
}
using (var rawIcon = new RawIcon())
{
foreach (Icon icon in icons)
{
rawIcon.Add(icon);
}
return(rawIcon.ToIcon(forceUncompressedResult) !);
}
}
public static Icon Combine(bool forceUncompressedResult, IEnumerable <Icon> icons)
{
if (icons == null)
{
return(null);
}
using (RawIcon rawIcon = new RawIcon())
{
foreach (Icon icon in icons)
{
rawIcon.Add(icon);
}
return(rawIcon.ToIcon(forceUncompressedResult));
}
}
public void AddMultiResBitmapTest()
{
var ms = new MemoryStream();
var refImage = Icons.Information.ToMultiResBitmap();
using (RawIcon icon = new RawIcon())
{
icon.Add(refImage);
icon.Save(ms, true);
}
ms.Position = 0;
var bmp = new Bitmap(ms);
Assert.AreEqual(ImageFormat.Icon, bmp.RawFormat);
Assert.AreEqual(PixelFormat.Format32bppArgb, bmp.PixelFormat);
Assert.AreEqual(OSUtils.IsWindows ? 7 : 1, bmp.ExtractIconImages().Length);
SaveImage("result", bmp, true);
}
public void AddBitmapCustomBackgroundSaveUncompressedTest(string testName, PixelFormat pixelFormat, uint backColor)
{
var ms = new MemoryStream();
var size = OSUtils.IsWindows ? new Size(256, 256) : new Size(64, 64);
var refImage = Icons.Information.ExtractBitmap(size).ConvertPixelFormat(pixelFormat);
using (RawIcon icon = new RawIcon())
{
icon.Add(refImage, Color.FromArgb((int)backColor));
icon.Save(ms, true);
}
ms.Position = 0;
var bmp = new Bitmap(ms);
Assert.AreEqual(ImageFormat.Icon, bmp.RawFormat);
Assert.AreEqual(PixelFormat.Format32bppArgb, bmp.PixelFormat);
SaveImage(testName, bmp, true);
}
public void AddBitmapSaveUncompressedTest(PixelFormat pixelFormat)
{
var ms = new MemoryStream();
IQuantizer quantizer = pixelFormat.IsIndexed() ? OptimizedPaletteQuantizer.Octree(1 << pixelFormat.ToBitsPerPixel()) : null;
var size = OSUtils.IsWindows ? new Size(256, 256) : new Size(64, 64);
var refImage = Convert(Icons.Information.ExtractBitmap(size), pixelFormat, quantizer);
using (RawIcon icon = new RawIcon())
{
icon.Add(refImage);
icon.Save(ms, true);
}
ms.Position = 0;
var bmp = new Bitmap(ms);
Assert.AreEqual(ImageFormat.Icon, bmp.RawFormat);
Assert.AreEqual(PixelFormat.Format32bppArgb, bmp.PixelFormat);
Assert.IsTrue(!pixelFormat.IsIndexed() && !pixelFormat.HasAlpha() || bmp.GetPixel(0, 0).A == 0, "Transparency expected");
SaveImage($"{pixelFormat}", bmp, true);
}
public void AddLarge24BppBitmapTest()
{
var ms = new MemoryStream();
using (var raw = new RawIcon())
{
raw.Add(Icons.Information.ExtractBitmap(new Size(256, 256)).ConvertPixelFormat(PixelFormat.Format24bppRgb), Color.Black);
raw.Save(ms, false);
}
// <32 BPP icons are always saved uncompressed
ms.Position = 0;
AssertPlatformDependent(() =>
{
var icon = new Icon(ms);
Assert.AreEqual(24, icon.GetBitsPerPixel());
Assert.IsFalse(icon.IsCompressed());
SaveIcon("result", icon);
});
}