public static IWICBitmapLock Lock(this IWICBitmap bitmap, WICBitmapLockFlags flags, WICRect?prcLock = null)
{
using (var prcLockPtr = CoTaskMemPtr.From(prcLock))
{
return(bitmap.Lock(prcLockPtr, flags));
}
}
public T WithLock <T>(WICBitmapLockFlags flags, Func <WicBitmapLock, T> func, WICRect?rect = null)
{
if (func == null)
{
throw new ArgumentNullException(nameof(func));
}
using (var lck = CheckBitmap().Lock(flags, rect))
return(func(new WicBitmapLock(lck)));
}
public void WithLock(WICBitmapLockFlags flags, Action <WicBitmapLock> action, WICRect?rect = null)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
using (var lck = CheckBitmap().Lock(flags, rect))
action(new WicBitmapLock(lck));
}
public static IComObject <IWICBitmapLock> Lock(this IWICBitmap bitmap, WICBitmapLockFlags flags, WICRect?rect = null)
{
if (bitmap == null)
{
throw new ArgumentNullException(nameof(bitmap));
}
using (var mem = new ComMemory(rect))
{
bitmap.Lock(mem.Pointer, flags, out var value).ThrowOnError();
return(new ComObject <IWICBitmapLock>(value));
}
}
public static IComObject <IWICBitmapLock> Lock(this IComObject <IWICBitmap> bitmap, WICBitmapLockFlags flags, WICRect?rect = null) => Lock(bitmap?.Object, flags, rect);