public bool HasContainment(RectanglePair rectanglePair)
{
if ((rectanglePair.rectangle1.xVertex1 <= rectanglePair.rectangle2.xVertex1 && rectanglePair.rectangle1.yVertex1 >= rectanglePair.rectangle2.yVertex1 && rectanglePair.rectangle1.xVertex2 >= rectanglePair.rectangle2.xVertex2 && rectanglePair.rectangle1.yVertex2 <= rectanglePair.rectangle2.yVertex2) || (rectanglePair.rectangle2.xVertex1 <= rectanglePair.rectangle1.xVertex1 && rectanglePair.rectangle2.yVertex1 >= rectanglePair.rectangle1.yVertex1 && rectanglePair.rectangle2.xVertex2 >= rectanglePair.rectangle1.xVertex2 && rectanglePair.rectangle2.yVertex2 <= rectanglePair.rectangle1.yVertex2))
return true;
return false;
}
public ActionResult CheckRectangles(string rectangle1Vertices, string rectangle2Vertices)
{
RectanglePair rectanglePair = new RectanglePair(Newtonsoft.Json.JsonConvert.DeserializeObject<Rectangle>(rectangle1Vertices), Newtonsoft.Json.JsonConvert.DeserializeObject<Rectangle>(rectangle2Vertices));
RectangleProperties pairProperties = new RectangleProperties();
pairProperties.hasContainment = HasContainment(rectanglePair);
pairProperties.hasAdjacency = (pairProperties.hasContainment ? HasAdjacency(rectanglePair, true) : HasAdjacency(rectanglePair));
pairProperties.hasIntersection = (pairProperties.hasContainment ? false : HasIntersection(rectanglePair));
rectanglePair.rectangleProperties = pairProperties;
return Json(rectanglePair);
}
public bool HasAdjacency(RectanglePair rectanglePair, bool hasContainment = false)
{
if (!hasContainment)
{
//Right alignment
if (rectanglePair.rectangle1.xVertex2 == rectanglePair.rectangle2.xVertex1 && ((rectanglePair.rectangle1.yVertex2 >= rectanglePair.rectangle2.yVertex2 && rectanglePair.rectangle1.yVertex2 <= rectanglePair.rectangle2.yVertex1) || (rectanglePair.rectangle1.yVertex1 >= rectanglePair.rectangle2.yVertex2 && rectanglePair.rectangle1.yVertex1 <= rectanglePair.rectangle2.yVertex1)))
{
return true;
}
//Top alignment
else if (rectanglePair.rectangle1.yVertex1 == rectanglePair.rectangle2.yVertex2 && ((rectanglePair.rectangle1.xVertex2 >= rectanglePair.rectangle2.xVertex1 && rectanglePair.rectangle1.xVertex2 <= rectanglePair.rectangle2.xVertex2) || (rectanglePair.rectangle1.xVertex1 >= rectanglePair.rectangle2.xVertex1 && rectanglePair.rectangle1.xVertex1 <= rectanglePair.rectangle2.xVertex2)))
{
return true;
}
//Bottom alignment
else if (rectanglePair.rectangle1.yVertex2 == rectanglePair.rectangle2.yVertex1 && ((rectanglePair.rectangle1.xVertex2 >= rectanglePair.rectangle2.xVertex1 && rectanglePair.rectangle1.xVertex2 <= rectanglePair.rectangle2.xVertex2) || (rectanglePair.rectangle1.xVertex1 >= rectanglePair.rectangle2.xVertex1 && rectanglePair.rectangle1.xVertex1 <= rectanglePair.rectangle2.xVertex2)))
{
return true;
}
return false;
}
//else we need to check the edges for alignment
else
{
//Right alignment
if (rectanglePair.rectangle1.xVertex2 == rectanglePair.rectangle2.xVertex2)
{
return true;
}
//Left alignment
else if (rectanglePair.rectangle1.xVertex1 == rectanglePair.rectangle2.xVertex1)
{
return true;
}
//Top alignment
else if (rectanglePair.rectangle1.yVertex1 == rectanglePair.rectangle2.yVertex1)
{
return true;
}
//Bottom alignment
else if (rectanglePair.rectangle1.yVertex2 == rectanglePair.rectangle2.yVertex2)
{
return true;
}
return false;
}
}
public bool HasIntersection(RectanglePair rectanglePair)
{
if (rectanglePair.rectangle1.xVertex1 < rectanglePair.rectangle2.xVertex2 && rectanglePair.rectangle1.xVertex2 > rectanglePair.rectangle2.xVertex1 && rectanglePair.rectangle1.yVertex1 > rectanglePair.rectangle2.yVertex2 && rectanglePair.rectangle1.yVertex2 < rectanglePair.rectangle2.yVertex1)
return true;
return false;
}