protected override void OnDrawMoveEnded(DmiEXImage dmiExImage, Point p)
{
var startingPoint = StartingPoint.Equals(new Point(-1, -1)) ? p : StartingPoint;
List <Point> selectedPoints = GetPointsInBox(startingPoint, p);
ImageEditor.SetSelection(selectedPoints.ToArray());
}
public override void onLeftMouseDown(DmiEXImage dmiExImage, Point p)
{
_cancellationToken?.Cancel();
drawStart(dmiExImage, p);
drawMove(dmiExImage, p);
}
private void drawStart(DmiEXImage dmiExImage, Point p)
{
if (_mouseHeld)
{
return;
}
StartingPoint = p;
_mouseHeld = true;
OnDrawStart(dmiExImage, p);
}
protected override void OnDrawMove(DmiEXImage dmiExImage, Point[] p)
{
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Control))
{
ImageEditor.DeSelectPixel(p);
}
else
{
ImageEditor.SelectPixel(p);
}
}
private void drawStop(DmiEXImage dmiExImage, Point p)
{
if (!_mouseHeld)
{
return;
}
_mouseHeld = false;
lastPoint = new Point(-1, -1);
OnDrawStop(dmiExImage, p);
}
protected override void OnDrawMove(DmiEXImage dmiExImage, Point[] pixels)
{
List <Point> pixels_to_change = new List <Point>();
foreach (var p in pixels)
{
if (getColor() == getPixel(p))
{
return;
}
_changeBuffer.Add(new PixelChangeItem(p, getPixel(p)));
pixels_to_change.Add(p);
}
setPixels(pixels_to_change.ToArray(), getColor());
}
public override void onMouseExited(DmiEXImage dmiExImage, Point p)
{
if (!_mouseHeld)
{
return;
}
recentExit = true;
_cancellationToken?.Cancel();
_cancellationToken = new CancellationTokenSource();
Task.Factory.StartNew(() =>
{
Task.Delay(2000, _cancellationToken.Token).Wait(_cancellationToken.Token);
drawStop(dmiExImage, p);
});
}
public override void onMouseEnter(DmiEXImage dmiExImage, Point p, bool leftMousePressed)
{
_cancellationToken?.Cancel();
if (_mouseHeld == leftMousePressed)
{
return;
}
if (_mouseHeld)
{
drawStop(dmiExImage, p);
}
else
{
drawStart(dmiExImage, p);
}
}
private void drawMove(DmiEXImage dmiExImage, Point p)
{
if (!_mouseHeld)
{
return;
}
if (p.Equals(lastPoint))
{
return;
}
if (lastPoint.X == -1 && lastPoint.Y == -1)
{
lastPoint = p;
}
double d_x = Math.Abs(p.X - lastPoint.X);
double d_y = Math.Abs(p.Y - lastPoint.Y);
List <Point> pixels;
if ((d_x > 1 || d_y > 1) && !recentExit)
{
pixels = GetPointsBetween(lastPoint, p);
}
else
{
//our pixels are adjacent, we dont need to interpolate
pixels = new List <Point>()
{
p
};
}
pixels.RemoveAll(point => point.X < 0 || point.Y < 0);
pixels.RemoveAll(point => point.X >= Layer.Width || point.Y >= Layer.Height);
OnDrawMove(dmiExImage, pixels.ToArray());
lastPoint = p;
recentExit = false;
OnDrawMoveEnded(dmiExImage, p);
}
protected override void OnDrawStop(DmiEXImage dmiExImage, Point p)
{
MainWindow.Current.UndoManager.RegisterUndoItem(new PixelChangeUndoItem(Layer, _changeBuffer));
_changeBuffer = null;
}
protected override void OnDrawStart(DmiEXImage dmiExImage, Point p)
{
_changeBuffer = new List <PixelChangeItem>();
}
protected virtual void OnDrawStop(DmiEXImage dmiExImage, Point p)
{
}
public virtual void onMouseMove(DmiEXImage dmiExImage, Point p)
{
}
public override void onLeftMouseUp(DmiEXImage dmiExImage, Point p)
{
_cancellationToken?.Cancel();
drawStop(dmiExImage, p);
}
public virtual void onLeftMouseUp(DmiEXImage dmiExImage, Point p)
{
}
public virtual void onMouseExited(DmiEXImage dmiExImage, Point p)
{
}
protected virtual void OnDrawMove(DmiEXImage dmiExImage, Point[] p)
{
}
public override void onLeftMouseDown(DmiEXImage dmiExImage, Point p) => PixelAct(p);
public override void onMouseMove(DmiEXImage dmiExImage, Point p)
{
_cancellationToken?.Cancel();
drawMove(dmiExImage, p);
}
public LayerNewUndoItem(DmiEXImage image, DmiEXLayer layer)
{
_image = image;
_layer = layer;
}
protected virtual void OnDrawMoveEnded(DmiEXImage image, Point p)
{
}
public LayerDeletedUndoItem(DmiEXImage image, DmiEXLayer layer)
{
_image = image;
_layer = layer;
}
public virtual void onMouseEnter(DmiEXImage dmiExImage, Point p, bool LeftMousePressed)
{
}