private void Activate()
{
this._active = true;
this.HandCursor = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursor.cur"));
this.HandCursorMouseDown = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursorMouseDown.cur"));
this.HandCursorInvalid = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursorInvalid.cur"));
this.HandCursor = Cursors.Hand;
this.HandCursorMouseDown = Cursors.Arrow;
this.HandCursorInvalid = Cursors.Arrow;
this._mouseDownCount = 0;
this._savedTiles = null;
this._saveRegion = null;
this._scratchSurface = DocumentWorkspace.BorrowScratchSurface();
//
// Selection.Changing += new EventHandler(SelectionChangingHandler);
// Selection.Changed += new EventHandler(SelectionChangedHandler);
// HistoryStack.ExecutingHistoryMemento += new ExecutingHistoryMementoEventHandler(ExecutingHistoryMemento);
// HistoryStack.ExecutedHistoryMemento += new ExecutedHistoryMementoEventHandler(ExecutedHistoryMemento);
// HistoryStack.FinishedStepGroup += new EventHandler(FinishedHistoryStepGroup);
this._trackingNub = new MoveNubRenderer(this.RendererList);
this._trackingNub.Visible = false;
this._trackingNub.Size = new SizeF(10, 10);
this._trackingNub.Shape = MoveNubShape.Compass;
this.RendererList.Add(this._trackingNub, false);
OnActivate();
}
private static BitVector2D PixelatedGeometryListToBitVector2D(GeometryList geometry, int width, int height, CancellationToken cancellationToken)
{
BitVector2D vectord = new BitVector2D(width, height);
foreach (RectInt32 num in geometry.EnumerateInteriorScans())
{
cancellationToken.ThrowIfCancellationRequested();
vectord.Set(num, true);
}
return(vectord);
}
private void Deactivate()
{
this._active = false;
// Selection.Changing -= new EventHandler(SelectionChangingHandler);
// Selection.Changed -= new EventHandler(SelectionChangedHandler);
//
// HistoryStack.ExecutingHistoryMemento -= new ExecutingHistoryMementoEventHandler(ExecutingHistoryMemento);
// HistoryStack.ExecutedHistoryMemento -= new ExecutedHistoryMementoEventHandler(ExecutedHistoryMemento);
// HistoryStack.FinishedStepGroup -= new EventHandler(FinishedHistoryStepGroup);
OnDeactivate();
this.RendererList.Remove(this._trackingNub);
this._trackingNub.Dispose();
this._trackingNub = null;
DocumentWorkspace.ReturnScratchSurface(this._scratchSurface);
this._scratchSurface = null;
if (this._saveRegion != null)
{
this._saveRegion.Dispose();
this._saveRegion = null;
}
this._savedTiles = null;
if (this.HandCursor != null)
{
this.HandCursor.Dispose();
this.HandCursor = null;
}
if (this.HandCursorMouseDown != null)
{
this.HandCursorMouseDown.Dispose();
this.HandCursorMouseDown = null;
}
if (this.HandCursorInvalid != null)
{
this.HandCursorInvalid.Dispose();
this.HandCursorInvalid = null;
}
}
private IRenderer <ColorAlpha8> CreateMaskRenderer()
{
IRenderer <ColorAlpha8> renderer;
byte x = (byte)Math.Round((double)(this.changes.Tolerance * 255.0), MidpointRounding.AwayFromZero);
byte tolerance = ByteUtil.FastScale(x, x);
PointInt32 pt = this.changes.OriginPointInt32;
if (!this.sampleSource.Bounds <ColorBgra>().Contains(pt))
{
return(new FillRendererAlpha8(this.sampleSource.Width, this.sampleSource.Height, ColorAlpha8.Transparent));
}
ColorBgra pointSlow = this.sampleSource.GetPointSlow(pt);
base.ThrowIfCancellationRequested();
if (this.changes.FloodMode == FloodMode.Global)
{
renderer = new FillStencilByColorRenderer(this.sampleSource, pointSlow, tolerance, this);
}
else
{
RectInt32 num5;
BitVector2D source = new BitVector2D(this.sampleSource.Width, this.sampleSource.Height);
BitVector2DStruct stencilBuffer = new BitVector2DStruct(source);
source.Clear(true);
base.ThrowIfCancellationRequested();
foreach (RectInt32 num6 in this.changes.ClippingMask.EnumerateInteriorScans())
{
source.Set(num6, false);
base.ThrowIfCancellationRequested();
}
BitVector2D other = source.Clone();
base.ThrowIfCancellationRequested();
FloodFillAlgorithm.FillStencilFromPoint <BitVector2DStruct>(this.sampleSource, stencilBuffer, pt, tolerance, this, out num5);
base.ThrowIfCancellationRequested();
source.Xor(other);
base.ThrowIfCancellationRequested();
renderer = new BitVector2DToAlpha8Renderer <BitVector2DStruct>(stencilBuffer);
}
if (this.changes.Antialiasing)
{
return(new FeatheredMaskRenderer(this.sampleSource, pointSlow, renderer, tolerance, this));
}
return(renderer);
}
protected override void OnActivate()
{
base.OnActivate();
// initialize any state information you need
cursorMouseUp = new Cursor(PdnResources.GetResourceStream("Cursors.RecoloringToolCursor.cur"));
cursorMouseDown = new Cursor(PdnResources.GetResourceStream("Cursors.GenericToolCursorMouseDown.cur"));
cursorMouseDownPickColor = new Cursor(PdnResources.GetResourceStream("Cursors.RecoloringToolCursorPickColor.cur"));
cursorMouseDownAdjustColor = new Cursor(PdnResources.GetResourceStream("Cursors.RecoloringToolCursorAdjustColor.cur"));
this.previewRenderer = new BrushPreviewRenderer(this.RendererList);
this.RendererList.Add(this.previewRenderer, false);
Cursor = cursorMouseUp;
mouseDown = false;
// fetch colors from workspace palette
this.colorToReplace = this.AppEnvironment.PrimaryColor;
this.colorReplacing = this.AppEnvironment.SecondaryColor;
this.aaPoints = this.ScratchSurface;
this.isPointAlreadyAA = new BitVector2D(aaPoints.Width, aaPoints.Height);
if (savedSurfaces != null)
{
foreach (PlacedSurface ps in savedSurfaces)
{
ps.Dispose();
}
}
savedSurfaces = new ArrayList();
if (ActiveLayer != null)
{
bitmapLayer = (BitmapLayer)ActiveLayer;
renderArgs = new RenderArgs(bitmapLayer.Surface);
}
else
{
bitmapLayer = null;
renderArgs = null;
}
}
public static GeometryGraphicsPath FromRegion(GeometryRegion region)
{
Rectangle[] scans = region.GetRegionScansReadOnlyInt();
if (scans.Length == 1)
{
var path = new GeometryGraphicsPath();
path.AddRectangle(scans[0]);
path.CloseFigure();
return(path);
}
else
{
Rectangle bounds = region.GetBoundsInt();
var stencil = new BitVector2D(bounds.Width, bounds.Height);
for (int i = 0; i < scans.Length; ++i)
{
Rectangle rect = scans[i];
rect.X -= bounds.X;
rect.Y -= bounds.Y;
stencil.UnsafeSet(rect, true);
}
GeometryGraphicsPath path = PathFromStencil(stencil, new Rectangle(0, 0, stencil.Width, stencil.Height));
using (Matrix matrix = new Matrix())
{
matrix.Reset();
matrix.Translate(bounds.X, bounds.Y);
path.Transform(matrix);
}
return(path);
}
}
protected override void OnActivate()
{
base.OnActivate();
// initialize any state information you need
cursorMouseUp = new Cursor(PdnResources.GetResourceStream("Cursors.RecoloringToolCursor.cur"));
cursorMouseDown = new Cursor(PdnResources.GetResourceStream("Cursors.GenericToolCursorMouseDown.cur"));
cursorMouseDownPickColor = new Cursor(PdnResources.GetResourceStream("Cursors.RecoloringToolCursorPickColor.cur"));
cursorMouseDownAdjustColor = new Cursor(PdnResources.GetResourceStream("Cursors.RecoloringToolCursorAdjustColor.cur"));
this.previewRenderer = new BrushPreviewRenderer(this.RendererList);
this.RendererList.Add(this.previewRenderer, false);
Cursor = cursorMouseUp;
mouseDown = false;
// fetch colors from workspace palette
this.colorToReplace = this.AppEnvironment.PrimaryColor;
this.colorReplacing = this.AppEnvironment.SecondaryColor;
this.aaPoints = this.ScratchSurface;
this.isPointAlreadyAA = new BitVector2D(aaPoints.Width, aaPoints.Height);
if (savedSurfaces != null)
{
foreach (PlacedSurface ps in savedSurfaces)
{
ps.Dispose();
}
}
savedSurfaces = new ArrayList();
if (ActiveLayer != null)
{
bitmapLayer = (BitmapLayer)ActiveLayer;
renderArgs = new RenderArgs(bitmapLayer.Surface);
}
else
{
bitmapLayer = null;
renderArgs = null;
}
}
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 void SaveRegion(GeometryRegion saveMeRegion, Rectangle saveMeBounds)
{
var activeLayer = (BitmapLayer)ActiveLayer;
if (_savedTiles == null)
{
_savedTiles = new BitVector2D(
(activeLayer.Width + SaveTileGranularity - 1) / SaveTileGranularity,
(activeLayer.Height + SaveTileGranularity - 1) / SaveTileGranularity);
_savedTiles.Clear(false);
}
Rectangle regionBounds;
if (saveMeRegion == null)
{
regionBounds = saveMeBounds;
}
else
{
regionBounds = saveMeRegion.GetBoundsInt();
}
Rectangle bounds = Rectangle.Union(regionBounds, saveMeBounds);
bounds.Intersect(activeLayer.Bounds);
int leftTile = bounds.Left / SaveTileGranularity;
int topTile = bounds.Top / SaveTileGranularity;
int rightTile = (bounds.Right - 1) / SaveTileGranularity;
int bottomTile = (bounds.Bottom - 1) / SaveTileGranularity;
for (int tileY = topTile; tileY <= bottomTile; ++tileY)
{
Rectangle rowAccumBounds = Rectangle.Empty;
for (int tileX = leftTile; tileX <= rightTile; ++tileX)
{
if (!_savedTiles.Get(tileX, tileY))
{
Rectangle tileBounds = new Rectangle(tileX * SaveTileGranularity, tileY * SaveTileGranularity,
SaveTileGranularity, SaveTileGranularity);
tileBounds.Intersect(activeLayer.Bounds);
if (rowAccumBounds == Rectangle.Empty)
{
rowAccumBounds = tileBounds;
}
else
{
rowAccumBounds = Rectangle.Union(rowAccumBounds, tileBounds);
}
_savedTiles.Set(tileX, tileY, true);
}
else
{
if (rowAccumBounds != Rectangle.Empty)
{
using (Surface dst = ScratchSurface.CreateWindow(rowAccumBounds),
src = activeLayer.Surface.CreateWindow(rowAccumBounds))
{
dst.CopySurface(src);
}
rowAccumBounds = Rectangle.Empty;
}
}
}
if (rowAccumBounds != Rectangle.Empty)
{
using (Surface dst = ScratchSurface.CreateWindow(rowAccumBounds),
src = activeLayer.Surface.CreateWindow(rowAccumBounds))
{
dst.CopySurface(src);
}
rowAccumBounds = Rectangle.Empty;
}
}
if (this._saveRegion != null)
{
this._saveRegion.Dispose();
this._saveRegion = null;
}
if (saveMeRegion != null)
{
this._saveRegion = saveMeRegion.Clone();
}
}
public static GeometryGraphicsPath FromRegions(GeometryRegion lhs, CombineMode combineMode, GeometryRegion rhs)
{
Rectangle lhsBounds = lhs.GetBoundsInt();
Rectangle rhsBounds = rhs.GetBoundsInt();
int left = Math.Min(lhsBounds.Left, rhsBounds.Left);
int top = Math.Min(lhsBounds.Top, rhsBounds.Top);
int right = Math.Max(lhsBounds.Right, rhsBounds.Right);
int bottom = Math.Max(lhsBounds.Bottom, rhsBounds.Bottom);
Rectangle bounds = Rectangle.FromLTRB(left, top, right, bottom);
BitVector2D stencil = new BitVector2D(bounds.Width, bounds.Height);
Rectangle[] lhsScans = lhs.GetRegionScansReadOnlyInt();
Rectangle[] rhsScans = rhs.GetRegionScansReadOnlyInt();
switch (combineMode)
{
case CombineMode.Complement:
case CombineMode.Intersect:
case CombineMode.Replace:
throw new ArgumentException("combineMode can't be Complement, Intersect, or Replace");
}
for (int i = 0; i < lhsScans.Length; ++i)
{
Rectangle rect = lhsScans[i];
rect.X -= bounds.X;
rect.Y -= bounds.Y;
stencil.UnsafeSet(rect, true);
}
for (int i = 0; i < rhsScans.Length; ++i)
{
Rectangle rect = rhsScans[i];
rect.X -= bounds.X;
rect.Y -= bounds.Y;
switch (combineMode)
{
case CombineMode.Xor:
stencil.UnsafeInvert(rect);
break;
case CombineMode.Union:
stencil.UnsafeSet(rect, true);
break;
case CombineMode.Exclude:
stencil.UnsafeSet(rect, false);
break;
}
}
GeometryGraphicsPath path = PathFromStencil(stencil, new Rectangle(0, 0, stencil.Width, stencil.Height));
using (var matrix = new Matrix())
{
matrix.Reset();
matrix.Translate(bounds.X, bounds.Y);
path.Transform(matrix);
}
return(path);
}