public bool InstallPixels (SKImageInfo info, IntPtr pixels, int rowBytes, SKBitmapReleaseDelegate releaseProc, object context)
{
var cinfo = SKImageInfoNative.FromManaged (ref info);
var del = releaseProc != null && context != null
? new SKBitmapReleaseDelegate ((addr, _) => releaseProc (addr, context))
: releaseProc;
var proxy = DelegateProxies.Create (del, DelegateProxies.SKBitmapReleaseDelegateProxy, out _, out var ctx);
return SkiaApi.sk_bitmap_install_pixels (Handle, &cinfo, (void*)pixels, (IntPtr)rowBytes, proxy, (void*)ctx);
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKBitmapReleaseDelegate releaseProc, object context)
{
var cinfo = SKImageInfoNative.FromManaged(ref info);
if (releaseProc == null)
{
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref cinfo, pixels, (IntPtr)rowBytes, IntPtr.Zero, IntPtr.Zero));
}
else
{
var ctx = new NativeDelegateContext(context, releaseProc);
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref cinfo, pixels, (IntPtr)rowBytes, releaseDelegate, ctx.NativeContext));
}
}
public void ReleaseBitmapPixelsWasInvoked()
{
bool released = false;
var onRelease = new SKBitmapReleaseDelegate((addr, ctx) => {
Marshal.FreeCoTaskMem(addr);
released = true;
});
using (var bitmap = new SKBitmap()) {
var info = new SKImageInfo(1, 1);
var pixels = Marshal.AllocCoTaskMem(info.BytesSize);
bitmap.InstallPixels(info, pixels, info.RowBytes, null, onRelease, "RELEASING!");
}
Assert.True(released, "The SKBitmapReleaseDelegate was not called.");
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKColorTable ctable, SKBitmapReleaseDelegate releaseProc, object context)
{
IntPtr ct = ctable == null ? IntPtr.Zero : ctable.Handle;
if (releaseProc == null)
{
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref info, pixels, (IntPtr)rowBytes, ct, IntPtr.Zero, IntPtr.Zero));
}
else
{
var ctx = new NativeDelegateContext(context, releaseProc);
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref info, pixels, (IntPtr)rowBytes, ct, releaseDelegate, ctx.NativeContext));
}
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKBitmapReleaseDelegate releaseProc)
{
return(InstallPixels(info, pixels, rowBytes, releaseProc, null));
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKColorTable ctable, SKBitmapReleaseDelegate releaseProc, object context)
{
return(InstallPixels(info, pixels, rowBytes, releaseProc, context));
}
public SKBitmapReleaseDelegateContext(SKBitmapReleaseDelegate releaseProc, object context)
{
Release = releaseProc;
Context = context;
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKColorTable ctable, SKBitmapReleaseDelegate releaseProc, object context)
{
IntPtr ct = ctable == null ? IntPtr.Zero : ctable.Handle;
if (releaseProc == null)
{
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref info, pixels, (IntPtr)rowBytes, ct, IntPtr.Zero, IntPtr.Zero));
}
else
{
var del = Marshal.GetFunctionPointerForDelegate(releaseDelegate);
var ctx = new SKBitmapReleaseDelegateContext(releaseProc, context);
var ctxPtr = ctx.Wrap();
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref info, pixels, (IntPtr)rowBytes, ct, del, ctxPtr));
}
}
public SKBitmapReleaseDelegateContext (SKBitmapReleaseDelegate releaseProc, object context)
{
Release = releaseProc;
Context = context;
}
public bool InstallPixels (SKImageInfo info, IntPtr pixels, int rowBytes, SKColorTable ctable, SKBitmapReleaseDelegate releaseProc, object context)
{
IntPtr ct = ctable == null ? IntPtr.Zero : ctable.Handle;
if (releaseProc == null) {
return SkiaApi.sk_bitmap_install_pixels (Handle, ref info, pixels, (IntPtr)rowBytes, ct, IntPtr.Zero, IntPtr.Zero);
} else {
var del = Marshal.GetFunctionPointerForDelegate (releaseDelegate);
var ctx = new SKBitmapReleaseDelegateContext (releaseProc, context);
var ctxPtr = ctx.Wrap ();
return SkiaApi.sk_bitmap_install_pixels (Handle, ref info, pixels, (IntPtr)rowBytes, ct, del, ctxPtr);
}
}
