public override void Start(object sender)
{
if (sender is Ellipse)
{
Ellipse pointShape = (Ellipse)sender;
HandlePoint point = CanvasHolder.GetHandlePointByShape(pointShape);
if (point is AnchorPoint)
{
CanvasHolder.SelectHandlePoint(point);
moveAnchor = true;
ProgressTimer.Start();
}
}
else if (sender is Shape)
{
Shape shape = (Shape)sender;
ShapeHolder shapeHolder = CanvasHolder.GetShapeHolderByShape(shape);
AnchorPoint anchorPoint = shapeHolder.AnchorPoint;
Point mousePosition = Mouse.GetPosition(CanvasHolder.Canvas);
if (anchorPoint == null)
{
anchorPoint = new AnchorPoint(mousePosition, shapeHolder);
shapeHolder.AnchorPoint = anchorPoint;
CanvasHolder.SelectHandlePoint(anchorPoint);
moveAnchor = true;
ProgressTimer.Start();
}
else
{
position = mousePosition;
moveAnchor = false;
ProgressTimer.Start();
}
}
}
private void MainWindow_OnLoaded(object sender, RoutedEventArgs e)
{
Canvas canvas = this.Canvas;
CanvasHolder = new CanvasHolder(canvas);
DataContext = CanvasHolder;
}
public Operation(CanvasHolder canvasHolder)
{
CanvasHolder = canvasHolder;
ProgressTimer = new DispatcherTimer();
ProgressTimer.Interval = TimeSpan.FromMilliseconds(1);
ProgressTimer.Tick += onTimerTick;
}
public override void Start(object sender)
{
if (sender is Ellipse)
{
Ellipse pointShape = (Ellipse)sender;
HandlePoint activeHandlePoint = CanvasHolder.GetHandlePointByShape(pointShape);
CanvasHolder.SelectHandlePoint(activeHandlePoint);
ProgressTimer.Start();
}
}
public override void Start(object sender)
{
if (sender is Shape)
{
Shape shape = sender as Shape;
Canvas canvas = CanvasHolder.Canvas;
position = Mouse.GetPosition(canvas);
shapeHolder = CanvasHolder.GetShapeHolderByShape(shape);
CanvasHolder.ActiveShapeHolder = shapeHolder;
ProgressTimer.Start();
}
}
public override void Start(object sender)
{
if (sender is Canvas)
{
Canvas canvas = (Canvas)sender;
Point mousePosition = Mouse.GetPosition(canvas);
ShapeHolder newShapeHolder = ShapeHolderFactory.CreateShapeHolder(CanvasHolder);
HandlePoint newHandlePoint = new HandlePoint(mousePosition, newShapeHolder);
newShapeHolder.CreateByPoint(newHandlePoint);
CanvasHolder.SelectHandlePoint(newHandlePoint);
ProgressTimer.Start();
}
}
public PolygonHolder(CanvasHolder canvasHolder) : base(canvasHolder)
{
Polygon polygon = new Polygon();
polygon.Stroke = Brushes.Black;
polygon.Fill = Brushes.Black;
polygon.StrokeThickness = CanvasHolder.CurrentStrokeThickness;
polygon.Visibility = Visibility.Hidden;
polygon.MouseDown += canvasHolder.MouseDownEventHandler;
polygon.MouseUp += canvasHolder.MouseUpEventHandler;
Shape = polygon;
CanvasHolder.Canvas.Children.Add(polygon);
}
public CurveHolder(CanvasHolder canvasHolder, int T) : base(canvasHolder)
{
CurvePoints = new List <Point>(T + 1);
Lines = new List <Line>(T);
this.T = T;
Line line;
for (int i = 0; i < T; i++)
{
line = new Line();
line.Stroke = Brushes.Black;
line.StrokeThickness = CanvasHolder.CurrentStrokeThickness;
line.Visibility = Visibility.Hidden;
Lines.Add(line);
CanvasHolder.Canvas.Children.Add(line);
CurvePoints.Add(new Point());
}
CurvePoints.Add(new Point());
}
public static ShapeHolder CreateShapeHolder(CanvasHolder canvasHolder)
{
switch (canvasHolder.CurrentShapeHolderType)
{
case ShapeHolderType.Line:
return(new LineHolder(canvasHolder));
case ShapeHolderType.Rectangle:
return(new RectangleHolder(canvasHolder));
case ShapeHolderType.Circle:
return(new CircleHolder(canvasHolder));
case ShapeHolderType.Curve:
return(new CurveHolder(canvasHolder, 20));
case ShapeHolderType.Polygon:
return(new PolygonHolder(canvasHolder));
default:
return(null);
}
}
public TranslateByVectorOperation(CanvasHolder canvasHolder) : base(canvasHolder)
{
OptionsControl = new TranslateByVectorOptionsControl(canvasHolder);
OperationType = OperationType.TranslateByVector;
}
public ShapeHolder(CanvasHolder canvasHolder)
{
HandlePoints = new List <HandlePoint>();
CanvasHolder = canvasHolder;
CanvasHolder.AddShapeHolder(this);
}
public DrawPointByPointOptionsControl(CanvasHolder canvasHolder)
{
CanvasHolder = canvasHolder;
InitializeComponent();
DataContext = canvasHolder;
}
public override void Finish()
{
ProgressTimer.Stop();
CanvasHolder.UnselectHandlePoint();
}
public DrawOperation(CanvasHolder canvasHolder) : base(canvasHolder)
{
OptionsControl = new DrawOptionsControl(canvasHolder);
OperationType = OperationType.Draw;
}
public TranslateByVectorOptionsControl(CanvasHolder canvasHolder)
{
CanvasHolder = canvasHolder;
InitializeComponent();
}
public LineHolder(CanvasHolder canvasHolder) : base(canvasHolder)
{
}
public RotateOperation(CanvasHolder canvasHolder) : base(canvasHolder)
{
OptionsControl = new RotateOptionsControl(canvasHolder);
OperationType = OperationType.Rotate;
}
public ScaleOperation(CanvasHolder canvasHolder) : base(canvasHolder)
{
OptionsControl = new ScaleOptionsControl(canvasHolder);
OperationType = OperationType.Scale;
}
public ModifyOperation(CanvasHolder canvasHolder) : base(canvasHolder)
{
OptionsControl = new ModifyOptionsControl(canvasHolder);
OperationType = OperationType.Modify;
}
public RectangleHolder(CanvasHolder canvasHolder) : base(canvasHolder)
{
}
public CircleHolder(CanvasHolder canvasHolder) : base(canvasHolder)
{
}
public ScaleOptionsControl(CanvasHolder canvasHolder)
{
CanvasHolder = canvasHolder;
InitializeComponent();
DataContext = CanvasHolder;
}