public override bool IsInside(DominoInCanvas dic, Rect boundingBox, bool includeBoundary)
{
if (IsInsideBoundingBox(boundingBox, dic, includeBoundary))
{
var insidePoly = dic.canvasPoints.Count(x => IsPointInPolygon(points, new System.Windows.Point(x.X, x.Y)));
return(CheckBoundary(dic, insidePoly));
}
return(false);
}
public override bool IsInside(DominoInCanvas dic, Rect boundingBox, bool includeBoundary)
{
var radius = boundingBox.Width / 2;
var center = new System.Windows.Point(boundingBox.X + radius, boundingBox.Y + radius);
if (IsInsideBoundingBox(boundingBox, dic, includeBoundary))
{
var insideCircle = dic.canvasPoints.Count(x =>
Math.Sqrt((x.X - center.X) * (x.X - center.X) + (x.Y - center.Y) * (x.Y - center.Y)) < radius);
return(CheckBoundary(dic, insideCircle));
}
return(false);
}
private void Dic_MouseDown(object sender, MouseButtonEventArgs e)
{
DominoInCanvas dic = (DominoInCanvas)sender;
if (e.LeftButton == MouseButtonState.Pressed)
{
if (IsSelected(dic.idx))
{
SelectionTool.Select(new int[] { dic.idx }, true);
}
}
else if (e.RightButton == MouseButtonState.Pressed)
{
SelectionTool.Select(new int[] { dic.idx }, false);
}
}
public bool IsInsideBoundingBox(Rect BoundingBox, DominoInCanvas dic, bool includeBoundary)
{
if (includeBoundary)
{
return(dic.canvasPoints.Max(x => x.X) > BoundingBox.Left &&
dic.canvasPoints.Min(x => x.X) < BoundingBox.Right &&
dic.canvasPoints.Min(x => x.Y) < BoundingBox.Bottom &&
dic.canvasPoints.Max(x => x.Y) > BoundingBox.Top);
}
else
{
return(dic.canvasPoints.Min(x => x.X) > BoundingBox.Left &&
dic.canvasPoints.Max(x => x.X) < BoundingBox.Right &&
dic.canvasPoints.Max(x => x.Y) < BoundingBox.Bottom &&
dic.canvasPoints.Min(x => x.Y) > BoundingBox.Top);
}
}
public bool CheckBoundary(DominoInCanvas dic, int pointsInsideSelection)
{
if (IncludeBoundary)
{
if (pointsInsideSelection > 0)
{
return(true);
}
}
else
{
if (pointsInsideSelection == dic.canvasPoints.Length)
{
return(true);
}
}
return(false);
}
public override bool IsInside(DominoInCanvas dic, Rect boundingBox, bool includeBoundary)
{
return(IsInsideBoundingBox(boundingBox, dic, includeBoundary));
}
public abstract bool IsInside(DominoInCanvas dic, Rect boundingBox, bool includeBoundary);