public void UpdatePositions()
{
var displayStartPointX = X + StartPointX * Scale;
var displayStartPointY = Y + StartPointY * Scale;
var displayEndPointX = X + EndPointX * Scale;
var displayEndPointY = Y + EndPointY * Scale;
var centerX = (displayStartPointX + displayEndPointX) / 2;
var centerY = (displayStartPointY + displayEndPointY) / 2;
_line.X1 = displayStartPointX;
_line.Y1 = displayStartPointY;
_line.X2 = displayEndPointX;
_line.Y2 = displayEndPointY;
// var leftCornerX = displayStartPointX < displayEndPointX ? displayStartPointX : displayEndPointX;
// var leftCornerY = displayStartPointY < displayEndPointY ? displayStartPointY : displayEndPointY;
var displayRegionWidth = RegionWidth * Scale;
var startVector = new Vector(displayStartPointX, displayStartPointY);
var endVector = new Vector(displayEndPointX, displayEndPointY);
Vector linkVector = (startVector - endVector);
var length = linkVector.Length;
var angle = Vector.AngleBetween(new Vector(0, 100), linkVector);
RegionIndicatorMarker.SetValue(Canvas.LeftProperty, centerX);
RegionIndicatorMarker.SetValue(Canvas.TopProperty, centerY);
RegionIndicatorMarker.Width = displayRegionWidth * 2;
RegionIndicatorMarker.Height = length;
var renderTransform = new TransformGroup();
// renderTransform.Children.Add(new TranslateTransform(0 - (int)displayRegionWidth / 2, 0));
renderTransform.Children.Add(new TranslateTransform(0 - (int)(displayRegionWidth), 0 - (int)(length / 2)));
renderTransform.Children.Add(new RotateTransform(angle)
{
// CenterX = 0 - (int)displayRegionWidth / 2
});
RegionIndicatorMarker.RenderTransform = renderTransform;
_line.Stroke = Stroke ?? Brushes.Magenta;
_line.StrokeThickness = StrokeThickness <= 0 ? 2 : StrokeThickness;
_line.StrokeDashArray = StrokeDashArray;
RegionIndicatorMarker.Stroke = Stroke ?? Brushes.Magenta;
RegionIndicatorMarker.StrokeThickness = StrokeThickness <= 0 ? 2 : StrokeThickness;
RegionIndicatorMarker.StrokeDashArray = StrokeDashArray;
}
public void UpdatePositions()
{
var displayWidth = RectWidth * Scale;
var displayHeight = RectHeight * Scale;
var topLeftX = X + RectCenterX * Scale - displayWidth / 2.0;
var topLeftY = Y + RectCenterY * Scale - displayHeight / 2.0;
RegionIndicatorMarker.SetValue(Canvas.LeftProperty, topLeftX);
RegionIndicatorMarker.SetValue(Canvas.TopProperty, topLeftY);
RegionIndicatorMarker.Width = displayWidth;
RegionIndicatorMarker.Height = displayHeight;
RegionIndicatorMarker.Stroke = Stroke ?? Brushes.Magenta;
RegionIndicatorMarker.StrokeThickness = StrokeThickness <= 0 ? 2 : StrokeThickness;
RegionIndicatorMarker.StrokeDashArray = StrokeDashArray;
}
