public WicBitmapImpl(ImagingFactory factory, Platform.PixelFormat format, IntPtr data, int width, int height, int stride)
{
WicImpl = new Bitmap(factory, width, height, format.ToWic(), BitmapCreateCacheOption.CacheOnDemand);
PixelFormat = format;
using (var l = WicImpl.Lock(BitmapLockFlags.Write))
{
for (var row = 0; row < height; row++)
{
UnmanagedMethods.CopyMemory(new IntPtr(l.Data.DataPointer.ToInt64() + row * l.Stride),
new IntPtr(data.ToInt64() + row * stride), (uint)l.Data.Pitch);
}
}
}
public WicBitmapImpl(APixelFormat format, IntPtr data, PixelSize size, Vector dpi, int stride)
{
WicImpl = new Bitmap(Direct2D1Platform.ImagingFactory, size.Width, size.Height, format.ToWic(), BitmapCreateCacheOption.CacheOnDemand);
WicImpl.SetResolution(dpi.X, dpi.Y);
PixelFormat = format;
using (var l = WicImpl.Lock(BitmapLockFlags.Write))
{
for (var row = 0; row < size.Height; row++)
{
UnmanagedMethods.CopyMemory(
(l.Data.DataPointer + row * l.Stride),
(data + row * stride),
(UIntPtr)l.Data.Pitch);
}
}
}
public override IDrawingContextImpl CreateDrawingContext(IVisualBrushRenderer visualBrushRenderer)
{
return(base.CreateDrawingContext(visualBrushRenderer, () =>
{
using (var l = WicImpl.Lock(BitmapLockFlags.Read))
{
for (var y = 0; y < _target.Height; y++)
{
UnmanagedMethods.CopyMemory(
_target.Address + _target.RowBytes * y,
l.Data.DataPointer + l.Stride * y,
(uint)Math.Min(l.Stride, _target.RowBytes));
}
}
Dispose();
_target.Dispose();
}));
}
