public override void AfterAddedUndo(UndoManager undoManager)
{
if (currentSelection != null && currentSelection.Length > 0)
{
Change changes = undoManager.UndoStack.Peek();
// Inject to default undo system change custom changes made by this tool
foreach (var item in startPixelColors)
{
BitmapPixelChanges beforeMovePixels = BitmapPixelChanges.FromArrays(startSelection, item.Value);
BitmapPixelChanges afterMovePixels = BitmapPixelChanges.FromArrays(currentSelection, endPixelColors[item.Key]);
Guid layerGuid = item.Key;
var oldValue = (LayerChange[])changes.OldValue;
if (oldValue.Any(x => x.LayerGuid == layerGuid))
{
var layer = oldValue.First(x => x.LayerGuid == layerGuid);
layer.PixelChanges.ChangedPixels.AddRangeOverride(afterMovePixels.ChangedPixels);
layer.PixelChanges.ChangedPixels
.AddRangeOverride(beforeMovePixels.ChangedPixels);
((LayerChange[])changes.NewValue).First(x => x.LayerGuid == layerGuid).PixelChanges.ChangedPixels
.AddRangeNewOnly(BitmapPixelChanges
.FromSingleColoredArray(startSelection, System.Windows.Media.Colors.Transparent)
.ChangedPixels);
}
}
}
}
public BitmapPixelChanges MoveSelection(Layer layer, Coordinates[] mouseMove)
{
Coordinates end = mouseMove[0];
currentSelection = TranslateSelection(end);
if (updateViewModelSelection)
{
ViewModelMain.Current.BitmapManager.ActiveDocument.ActiveSelection.SetSelection(currentSelection, SelectionType.New);
}
lastMouseMove = end;
return(BitmapPixelChanges.FromArrays(currentSelection, startPixelColors[layer.LayerGuid]));
}
public void TestThatFormArraysWorks()
{
Coordinates[] coordinatesArray = { new Coordinates(0, 0), new Coordinates(2, 3), new Coordinates(5, 5) };
Color[] colorsArray = { Colors.Red, Colors.Green, Colors.Blue };
var result = BitmapPixelChanges.FromArrays(coordinatesArray, colorsArray);
for (int i = 0; i < coordinatesArray.Length; i++)
{
var cords = coordinatesArray[i];
Assert.Equal(colorsArray[i], result.ChangedPixels[cords]);
}
Assert.False(result.WasBuiltAsSingleColored);
}
public void DeletePixels(Layer[] layers, Coordinates[] pixels)
{
var changes = BitmapPixelChanges.FromSingleColoredArray(pixels, Color.FromArgb(0, 0, 0, 0));
var oldValues = BitmapUtils.GetPixelsForSelection(layers, pixels);
LayerChange[] old = new LayerChange[layers.Length];
LayerChange[] newChange = new LayerChange[layers.Length];
for (int i = 0; i < layers.Length; i++)
{
old[i] = new LayerChange(
BitmapPixelChanges.FromArrays(pixels, oldValues[layers[i]]), i);
newChange[i] = new LayerChange(changes, i);
layers[i].SetPixels(changes);
}
UndoManager.AddUndoChange(new Change("UndoChanges", old, newChange, "Deleted pixels"));
}
public override void AfterAddedUndo()
{
if (_currentSelection != null && _currentSelection.Length != 0)
{
//Inject to default undo system change custom changes made by this tool
foreach (var item in _startPixelColors)
{
BitmapPixelChanges beforeMovePixels = BitmapPixelChanges.FromArrays(_startSelection, item.Value);
Change changes = UndoManager.UndoStack.Peek();
int layerIndex = ViewModelMain.Current.BitmapManager.ActiveDocument.Layers.IndexOf(item.Key);
((LayerChange[])changes.OldValue).First(x => x.LayerIndex == layerIndex).PixelChanges.ChangedPixels
.AddRangeOverride(beforeMovePixels.ChangedPixels);
((LayerChange[])changes.NewValue).First(x => x.LayerIndex == layerIndex).PixelChanges.ChangedPixels
.AddRangeNewOnly(BitmapPixelChanges
.FromSingleColoredArray(_startSelection, System.Windows.Media.Colors.Transparent)
.ChangedPixels);
}
}
}
public void DeletePixels(Layer[] layers, Coordinates[] pixels)
{
if (Manager.ActiveDocument == null)
{
return;
}
BitmapPixelChanges changes = BitmapPixelChanges.FromSingleColoredArray(pixels, Color.FromArgb(0, 0, 0, 0));
Dictionary <Guid, Color[]> oldValues = BitmapUtils.GetPixelsForSelection(layers, pixels);
LayerChange[] old = new LayerChange[layers.Length];
LayerChange[] newChange = new LayerChange[layers.Length];
for (int i = 0; i < layers.Length; i++)
{
Guid guid = layers[i].LayerGuid;
old[i] = new LayerChange(
BitmapPixelChanges.FromArrays(pixels, oldValues[layers[i].LayerGuid]), guid);
newChange[i] = new LayerChange(changes, guid);
layers[i].SetPixels(changes);
}
Manager.ActiveDocument.UndoManager.AddUndoChange(new Change("UndoChanges", old, newChange, "Deleted pixels"));
}
public void TestThatFromArraysThrowsError()
{
Assert.Throws <ArrayLengthMismatchException>
(() => BitmapPixelChanges.FromArrays(new[] { new Coordinates(0, 0) }, new[] { Colors.Red, Colors.Green }));
}
