private Rectangle PositionBeak(double beakWidth, ElementPositionInfo elementPosition)
{
var target = elementPosition.TargetRectangle;
var edges = GetFlankingEdges(elementPosition.TargetEdge);
var beakTargetPoint = GetCenterValue(target, elementPosition.TargetEdge);
var elementBounds = new Rectangle(
beakWidth / 2,
elementPosition.ElementRectangle.width - beakWidth / 2,
beakWidth / 2,
elementPosition.ElementRectangle.height - beakWidth / 2
);
var beakPosition = new Rectangle(0, beakWidth, 0, beakWidth);
beakPosition = MoveEdge(beakPosition, (RectangleEdge)((int)elementPosition.TargetEdge * -1), -beakWidth / 2);
beakPosition = CenterEdgeToPoint(
beakPosition,
(RectangleEdge)((int)elementPosition.TargetEdge * -1),
beakTargetPoint - GetRelativeRectEdgeValue(edges.positiveEdge, elementPosition.ElementRectangle)
);
if (!IsEdgeInBounds(beakPosition, elementBounds, edges.positiveEdge))
{
beakPosition = AlignEdges(beakPosition, elementBounds, edges.positiveEdge);
}
else if (!IsEdgeInBounds(beakPosition, elementBounds, edges.negativeEdge))
{
beakPosition = AlignEdges(beakPosition, elementBounds, edges.negativeEdge);
}
return(beakPosition);
}
private async Task <(PartialRectangle element, RectangleEdge targetEdge, RectangleEdge alignmentEdge)> FinalizePositionDataAsync(ElementPositionInfo positionedElement, Rectangle bounds)
{
var finalizedElement = await FinalizeElementPositionAsync(positionedElement.ElementRectangle, /*hostElement,*/ positionedElement.TargetEdge, bounds, positionedElement.AlignmentEdge);
return(finalizedElement, positionedElement.TargetEdge, positionedElement.AlignmentEdge);
}