Example #1
0
        public override void MouseLeftButtonDown(Point position)
        {
            if (Chart.XAxis.ActualRange == null || Chart.YAxis.ActualRange == null || !BehaviourContainer.CaptureMouse())
            {
                return;
            }

            _leftMouseDown = true;
            _firstPosition = position;

            //Set the up the zoom rectangle
            _selectionRectangle.SetValue(Canvas.LeftProperty, position.X);
            _selectionRectangle.SetValue(Canvas.TopProperty, UseFullYAxis ? 0 : position.Y);
            _selectionRectangle.Width  = 0;
            _selectionRectangle.Height = UseFullYAxis ? BehaviourContainer.ActualHeight : 0;
            if (_selectionRectangle.Border != null)
            {
                _selectionRectangle.Border.Background = new SolidColorBrush(new Color {
                    A = 60, R = 255, B = 0, G = 0
                });
                _selectionRectangle.Border.BorderBrush = new SolidColorBrush(new Color {
                    A = 255, R = 255, B = 0, G = 0
                });
            }

            //Make it visible
            _selectionRectangle.Visibility = Visibility.Visible;
        }
Example #2
0
        public override void MouseLeftButtonDown(Point position)
        {
            if (Chart.XAxis.ActualRange == null || Chart.YAxis.ActualRange == null || !BehaviourContainer.CaptureMouse() || Keyboard.Modifiers == ModifierKeys.Shift)
            {
                return;
            }

            _leftMouseDown = true;
            _firstPosition = position;

            //Set the up the zoom rectangle
            _zoomRectangle.SetValue(Canvas.LeftProperty, position.X);
            _zoomRectangle.SetValue(Canvas.TopProperty, position.Y);
            _zoomRectangle.Width  = 0;
            _zoomRectangle.Height = 0;
            if (_zoomRectangle.Border != null)
            {
                _zoomRectangle.Border.Background  = _zoomRectangle.Background;
                _zoomRectangle.Border.BorderBrush = _zoomRectangle.Foreground;
            }

            //Make it visible
            _zoomRectangle.Visibility = Visibility.Visible;
        }