public void RectangleOverlap_DetectsFirstRectangleContainsSecondRectangle()
{
var rec1 = new Rectangle(new Point() { X = -5, Y = -5 }, new Point() { X = 5, Y = 5 });
var rec2 = new Rectangle(new Point() { X = 1, Y = 1 }, new Point() { X = 0, Y = 0 });
rec1.Overlaps(rec2).ShouldBe(true);
}
public bool ContainsAnyPortionOf(Rectangle rec)
{
if(DomainContains(rec.MinPoint) || DomainContains(rec.MaxPoint))
{
if (RangeContains(rec.MinPoint) || RangeContains(rec.MaxPoint) || rec.RangeContains(MinPoint) || rec.RangeContains(MaxPoint))
return true;
}
return false;
}
public void RectangleOverlap_DetectsPlusShapedIntersection()
{
var rec1 = new Rectangle(new Point() { X = -5, Y = 0 }, new Point() { X = 5, Y = 1 });
var rec2 = new Rectangle(new Point() { X = 0, Y = -5 }, new Point() { X = 1, Y = 5 });
rec1.Overlaps(rec2).ShouldBe(true);
}
public bool Overlaps(Rectangle rec)
{
return rec.ContainsAnyPortionOf(this) || ContainsAnyPortionOf(rec);
}
public void WhenRectangleCreated_ItSortsItsPointsCorrectly()
{
Point p1 = new Point() {X = 1, Y = 1};
Point p2 = new Point() {X = 0, Y = 0};
var rec = new Rectangle(p1, p2);
rec.MinPoint.X.ShouldBe(0);
rec.MinPoint.Y.ShouldBe(0);
rec.MaxPoint.X.ShouldBe(1);
rec.MaxPoint.Y.ShouldBe(1);
}
public void RectanglesDoNotOverlap()
{
var rec1 = new Rectangle(new Point() { X = -5, Y = -5 }, new Point() { X = -4, Y = -4 });
var rec2 = new Rectangle(new Point() { X = 5, Y = 5 }, new Point() { X = 4, Y = 4 });
rec1.Overlaps(rec2).ShouldBe(false);
}