private IDeviceBitmap GetOrCreateDeviceBitmap(IDeviceResourceFactory factory, SizeInt32 desiredPixelSize)
{
base.VerifyAccess();
IDeviceBitmap result = null;
int num = Int32Util.Pow2RoundUp(desiredPixelSize.Width);
int num2 = Int32Util.Pow2RoundUp(desiredPixelSize.Height);
int width = Math.Max(Math.Max(num, num2), 0x100);
SizeInt32 num5 = new SizeInt32(width, width);
while (this.deviceBitmapPool.TryDequeue(out result))
{
SizeInt32 pixelSize = result.PixelSize;
if (((pixelSize.Width >= num5.Width) && (pixelSize.Width <= (num5.Width * 2))) && ((pixelSize.Height >= num5.Height) && (pixelSize.Height <= (num5.Height * 2))))
{
break;
}
DisposableUtil.Free <IDeviceBitmap>(ref result);
}
if (result == null)
{
result = factory.CreateDeviceBitmap(desiredPixelSize, maskBitmapProperties);
AttachedData.SetValue(result, isPooledBitmapAttachedKey, BooleanUtil.GetBoxed(true));
}
return(result);
}
private void GetInitializedRenderBitmaps(IDeviceResourceFactory factory, out IDeviceBitmap interiorDeviceBitmap, out IDeviceBitmap blackDashedOutlineDeviceBitmap, out IDeviceBitmap whiteDashedOutlineDeviceBitmap)
{
interiorDeviceBitmap = this.InitializeDeviceBitmap(factory, this.renderedInteriorMask, ref this.renderedInteriorDeviceBitmap);
blackDashedOutlineDeviceBitmap = null;
whiteDashedOutlineDeviceBitmap = null;
if (this.renderedDashedOutlineMasks != null)
{
int num = this.renderedRenderParams.IsOutlineAnimated ? base.Owner.GetOutlineDashOffset(base.CanvasView) : 0;
int index = num % SelectionCanvasLayer.DashLength;
int num3 = (num + (SelectionCanvasLayer.DashLength / 2)) % SelectionCanvasLayer.DashLength;
if (this.renderedDashedOutlineDeviceBitmaps == null)
{
this.renderedDashedOutlineDeviceBitmaps = new IDeviceBitmap[this.renderedDashedOutlineMasks.Length];
}
blackDashedOutlineDeviceBitmap = this.InitializeDeviceBitmap(factory, this.renderedDashedOutlineMasks[index], ref this.renderedDashedOutlineDeviceBitmaps[index]);
whiteDashedOutlineDeviceBitmap = this.InitializeDeviceBitmap(factory, this.renderedDashedOutlineMasks[num3], ref this.renderedDashedOutlineDeviceBitmaps[num3]);
}
}
private IDeviceBitmap InitializeDeviceBitmap(IDeviceResourceFactory factory, IBitmap bitmap, ref IDeviceBitmap deviceBitmap)
{
if (bitmap == null)
{
this.ReturnOrFreeDeviceBitmap(ref deviceBitmap);
return(deviceBitmap);
}
if ((bitmap != null) && (deviceBitmap == null))
{
if (factory.IsSupported(RenderTargetType.Software, null, null, null))
{
SizeInt32 num = bitmap.Size;
IBitmapLock bitmapLock = bitmap.Lock(BitmapLockOptions.Read);
deviceBitmap = factory.CreateSharedBitmap(bitmapLock, new BitmapProperties?(maskBitmapProperties));
return(deviceBitmap);
}
SizeInt32 size = bitmap.Size;
deviceBitmap = this.GetOrCreateDeviceBitmap(factory, size);
deviceBitmap.CopyFromBitmap(new PointInt32?(PointInt32.Zero), bitmap, new RectInt32(PointInt32.Zero, size));
}
return(deviceBitmap);
}
public static IDeviceResourceFactory CreateRef(this IDeviceResourceFactory objectRef) => ((IDeviceResourceFactory)objectRef.CreateRef(typeof(IDeviceResourceFactory)));