private static ColorBgra GetBasisColor(RecolorToolChanges changes, IRenderer <ColorBgra> sampleSource)
{
PointInt32 pt = PointDouble.Truncate(changes.InputPoints.First <BrushInputPoint>().Location);
if (sampleSource.Bounds <ColorBgra>().Contains(pt))
{
return(sampleSource.GetPointSlow(pt));
}
return(ColorBgra.TransparentBlack);
}
private static ISurface <ColorAlpha8> UseTileOrToSurfaceWithEdgePadding(IRenderer <ColorAlpha8> source, RectInt32 bounds, ColorAlpha8 padding)
{
if (source.Bounds <ColorAlpha8>().Contains(bounds))
{
return(source.UseTileOrToSurface(bounds));
}
ISurface <ColorAlpha8> surface = SurfaceAllocator.Alpha8.Allocate <ColorAlpha8>(bounds.Size, AllocationOptions.ZeroFillNotRequired);
surface.Clear(padding);
RectInt32 num2 = RectInt32.Intersect(source.Bounds <ColorAlpha8>(), bounds);
PointInt32 location = new PointInt32(num2.Location.X - bounds.Location.X, num2.Location.Y - bounds.Location.Y);
RectInt32 num4 = new RectInt32(location, num2.Size);
using (ISurfaceWindow <ColorAlpha8> window = surface.CreateWindow <ColorAlpha8>(num4))
{
source.Render(window, num2.Location);
}
return(surface);
}
protected override GeometryList CreateSelectionGeometry(MagicWandToolChanges changes, AsyncSelectionToolCreateGeometryContext context, CancellationToken cancellationToken)
{
GeometryList list;
Result <BitVector2D> lazyBaseStencil;
IRenderer <ColorBgra> sampleSource = ((MagicWandToolCreateGeometryContext)context).SampleSource;
byte x = (byte)Math.Round((double)(changes.Tolerance * 255.0), MidpointRounding.AwayFromZero);
byte tolerance = ByteUtil.FastScale(x, x);
PointInt32 pt = changes.OriginPointInt32;
if (!sampleSource.Bounds <ColorBgra>().Contains(pt))
{
switch (changes.SelectionCombineMode)
{
case SelectionCombineMode.Replace:
case SelectionCombineMode.Intersect:
return(new GeometryList());
case SelectionCombineMode.Union:
case SelectionCombineMode.Exclude:
case SelectionCombineMode.Xor:
return(changes.BaseGeometry);
}
throw ExceptionUtil.InvalidEnumArgumentException <SelectionCombineMode>(changes.SelectionCombineMode, "changes.SelectionCombineMode");
}
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
Func <bool> isCancellationRequestedFn = () => cancellationToken.IsCancellationRequested;
ColorBgra basis = sampleSource.GetPointSlow(pt);
int width = ((sampleSource.Width + 0x1f) / 0x20) * 0x20;
BitVector2D newStencil = new BitVector2D(width, sampleSource.Height);
BitVector2DStruct newStencilWrapper = new BitVector2DStruct(newStencil);
if (((changes.SelectionCombineMode != SelectionCombineMode.Replace) && sampleSource.Bounds <ColorBgra>().Contains(changes.BaseGeometry.Bounds.Int32Bound)) && changes.BaseGeometry.IsPixelated)
{
lazyBaseStencil = LazyResult.New <BitVector2D>(() => PixelatedGeometryListToBitVector2D(changes.BaseGeometry, newStencil.Width, newStencil.Height, cancellationToken), LazyThreadSafetyMode.ExecutionAndPublication, new SingleUseCriticalSection());
ThreadPool.QueueUserWorkItem(delegate(object _) {
lazyBaseStencil.EnsureEvaluated();
});
}
else
{
lazyBaseStencil = null;
}
FloodMode floodMode = changes.FloodMode;
if (floodMode != FloodMode.Local)
{
if (floodMode != FloodMode.Global)
{
throw ExceptionUtil.InvalidEnumArgumentException <FloodMode>(changes.FloodMode, "changes.FloodMode");
}
}
else
{
RectInt32 num4;
FloodFillAlgorithm.FillStencilFromPoint <BitVector2DStruct>(sampleSource, newStencilWrapper, pt, tolerance, isCancellationRequestedFn, out num4);
goto Label_0293;
}
TileMathHelper tileMathHelper = new TileMathHelper(sampleSource.Width, sampleSource.Height, 7);
Work.ParallelForEach <PointInt32>(WaitType.Pumping, tileMathHelper.EnumerateTileOffsets(), delegate(PointInt32 tileOffset) {
if (!cancellationToken.IsCancellationRequested)
{
RectInt32 clipRect = tileMathHelper.GetTileSourceRect(tileOffset);
FloodFillAlgorithm.FillStencilByColor <BitVector2DStruct>(sampleSource, newStencilWrapper, basis, tolerance, isCancellationRequestedFn, clipRect);
}
}, WorkItemQueuePriority.Normal, null);
Label_0293:
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
if (changes.SelectionCombineMode == SelectionCombineMode.Replace)
{
list = GeometryList.FromStencil <BitVector2DStruct>(newStencilWrapper, cancellationToken);
}
else if (lazyBaseStencil == null)
{
GeometryList rhs = GeometryList.FromStencil <BitVector2DStruct>(newStencilWrapper, cancellationToken);
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
list = GeometryList.Combine(changes.BaseGeometry, changes.SelectionCombineMode.ToGeometryCombineMode(), rhs);
}
else
{
BitVector2D other = lazyBaseStencil.Value;
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
switch (changes.SelectionCombineMode)
{
case SelectionCombineMode.Replace:
throw new InternalErrorException();
case SelectionCombineMode.Union:
newStencil.Or(other);
break;
case SelectionCombineMode.Exclude:
newStencil.Invert();
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
newStencil.And(other);
break;
case SelectionCombineMode.Intersect:
newStencil.And(other);
break;
case SelectionCombineMode.Xor:
newStencil.Xor(other);
break;
default:
throw ExceptionUtil.InvalidEnumArgumentException <SelectionCombineMode>(changes.SelectionCombineMode, "changes.SelectionCombineMode");
}
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
list = GeometryList.FromStencil <BitVector2DStruct>(newStencilWrapper, cancellationToken);
}
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
list.Freeze();
return(list);
}
public bool PerformAction()
{
bool flag = true;
if (!this.QueryCanPerformAction())
{
return(false);
}
try
{
using (new WaitCursorChanger(this.documentWorkspace))
{
IRenderer <ColorBgra> source = this.GetSource();
RectInt32 num = source.Bounds <ColorBgra>();
GeometryList cachedClippingMask = this.documentWorkspace.Selection.GetCachedClippingMask();
RectInt32 a = cachedClippingMask.Bounds.Int32Bound;
IRenderer <ColorAlpha8> cachedClippingMaskRenderer = this.documentWorkspace.Selection.GetCachedClippingMaskRenderer(this.documentWorkspace.ToolSettings.Selection.RenderingQuality.Value);
RectInt32 sourceRect = RectInt32.Intersect(a, source.Bounds <ColorBgra>());
IRenderer <ColorBgra> renderer3 = new ClippedRenderer <ColorBgra>(source, sourceRect);
IRenderer <ColorAlpha8> alpha = new ClippedRenderer <ColorAlpha8>(cachedClippingMaskRenderer, sourceRect);
IRenderer <ColorBgra> sourceRHS = new MultiplyAlphaChannelRendererBgra32(renderer3, alpha);
IRenderer <ColorBgra> sourceLHS = new SolidColorRendererBgra(sourceRHS.Width, sourceRHS.Height, ColorBgra.White);
IRenderer <ColorBgra> renderer = new BlendRendererBgra(sourceLHS, CompositionOps.Normal.Static, sourceRHS);
if ((a.Width > 0) && (a.Height > 0))
{
int num5 = 10;
while (num5 >= 0)
{
try
{
try
{
using (Clipboard.Transaction transaction = Clipboard.Open(this.documentWorkspace))
{
transaction.Empty();
using (MaskedSurface surface = MaskedSurface.CopyFrom(source, cachedClippingMask))
{
transaction.AddManagedData(surface);
using (Surface surface2 = surface.Surface.CreateWindow(new Rectangle(0, 0, a.Width, a.Height)))
{
sourceRHS.Parallelize <ColorBgra>(TilingStrategy.Tiles, 7, WorkItemQueuePriority.Normal).Render <ColorBgra>(surface2);
using (Bitmap copyBitmap = surface2.CreateAliasedBitmap(true))
{
transaction.AddRawNativeData("PNG", delegate(Stream dstStream) {
copyBitmap.Save(dstStream, ImageFormat.Png);
});
}
renderer.Parallelize <ColorBgra>(TilingStrategy.Tiles, 7, WorkItemQueuePriority.Normal).Render <ColorBgra>(surface2);
using (Bitmap bitmap = surface2.CreateAliasedBitmap(false))
{
transaction.AddDibV5(bitmap);
}
}
goto Label_0292;
}
}
}
catch (Exception exception)
{
if (num5 == 0)
{
flag = false;
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("CopyAction.Error.TransferToClipboard"), exception.ToString());
}
else
{
CleanupManager.RequestCleanup();
CleanupManager.WaitForPendingCleanup(50);
Thread.Sleep(50);
}
}
continue;
}
finally
{
num5--;
}
}
}
}
}
catch (OutOfMemoryException exception2)
{
flag = false;
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("CopyAction.Error.OutOfMemory"), exception2.ToString());
}
catch (Exception exception3)
{
flag = false;
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("CopyAction.Error.Generic"), exception3.ToString());
}
Label_0292:
CleanupManager.RequestCleanup();
return(flag);
}
