public bool Overlaps(RectangleF2D rectangle)
{
if (rectangle.Contains(this.BottomLeft) || rectangle.Contains(this.BottomRight) || (rectangle.Contains(this.TopLeft) || rectangle.Contains(this.TopRight)) || (this.Contains(rectangle.BottomLeft) || this.Contains(rectangle.BottomRight) || (this.Contains(rectangle.TopLeft) || this.Contains(rectangle.TopRight))))
{
return(true);
}
List <LineF2D> lineF2DList1 = new List <LineF2D>();
lineF2DList1.Add(new LineF2D(this.BottomLeft, this.BottomRight, true));
lineF2DList1.Add(new LineF2D(this.BottomRight, this.TopRight, true));
lineF2DList1.Add(new LineF2D(this.TopRight, this.TopLeft, true));
lineF2DList1.Add(new LineF2D(this.TopLeft, this.BottomLeft, true));
List <LineF2D> lineF2DList2 = new List <LineF2D>();
lineF2DList2.Add(new LineF2D(rectangle.BottomLeft, rectangle.BottomRight, true));
lineF2DList2.Add(new LineF2D(rectangle.BottomRight, rectangle.TopRight, true));
lineF2DList2.Add(new LineF2D(rectangle.TopRight, rectangle.TopLeft, true));
lineF2DList2.Add(new LineF2D(rectangle.TopLeft, rectangle.BottomLeft, true));
foreach (LineF2D lineF2D in lineF2DList1)
{
foreach (LineF2D line in lineF2DList2)
{
if (lineF2D.Intersects(line))
{
return(true);
}
}
}
return(false);
}
/// <summary>
/// Returns true if this rectangle overlaps with the given box.
/// </summary>
/// <param name="rectangle">Rectangle.</param>
public bool Overlaps(RectangleF2D rectangle)
{
// Yes, I know this code can be shorter but it would turn into a mess!
if (rectangle.Contains(this.BottomLeft) || rectangle.Contains(this.BottomRight) ||
rectangle.Contains(this.TopLeft) || rectangle.Contains(this.TopRight))
{
return(true);
}
if (this.Contains(rectangle.BottomLeft) || this.Contains(rectangle.BottomRight) ||
this.Contains(rectangle.TopLeft) || this.Contains(rectangle.TopRight))
{
return(true);
}
List <LineF2D> lines = new List <LineF2D>();
lines.Add(new LineF2D(this.BottomLeft, this.BottomRight, true));
lines.Add(new LineF2D(this.BottomRight, this.TopRight, true));
lines.Add(new LineF2D(this.TopRight, this.TopLeft, true));
lines.Add(new LineF2D(this.TopLeft, this.BottomLeft, true));
List <LineF2D> otherLines = new List <LineF2D>();
otherLines.Add(new LineF2D(rectangle.BottomLeft, rectangle.BottomRight, true));
otherLines.Add(new LineF2D(rectangle.BottomRight, rectangle.TopRight, true));
otherLines.Add(new LineF2D(rectangle.TopRight, rectangle.TopLeft, true));
otherLines.Add(new LineF2D(rectangle.TopLeft, rectangle.BottomLeft, true));
foreach (LineF2D line in lines)
{
foreach (LineF2D otherLine in otherLines)
{
if (line.Intersects(otherLine))
{
return(true);
}
}
}
return(false);
}
public void TestRectangleF2DNoDirection()
{
RectangleF2D rectangle = new RectangleF2D (0, 0, 1, 1);
Assert.AreEqual(0, rectangle.BottomLeft[0]);
Assert.AreEqual(0, rectangle.BottomLeft[1]);
Assert.AreEqual(1, rectangle.BottomRight[0]);
Assert.AreEqual(0, rectangle.BottomRight[1]);
Assert.AreEqual(0, rectangle.TopLeft[0]);
Assert.AreEqual(1, rectangle.TopLeft[1]);
Assert.AreEqual(1, rectangle.TopRight[0]);
Assert.AreEqual(1, rectangle.TopRight[1]);
Assert.AreEqual (0, rectangle.Angle.Value);
BoxF2D box = rectangle.BoundingBox;
Assert.AreEqual(0, box.Min[0]);
Assert.AreEqual(0, box.Min[1]);
Assert.AreEqual(1, box.Max[0]);
Assert.AreEqual(1, box.Max[1]);
Assert.IsTrue(rectangle.Contains(0.25, 0.75));
Assert.IsFalse(rectangle.Contains(1.2, 0.25));
Assert.IsFalse(rectangle.Contains(0.25, 1.2));
Assert.IsTrue(rectangle.Contains(new PointF2D(0.25, 0.75)));
Assert.IsFalse(rectangle.Contains(new PointF2D(1.2, 0.25)));
Assert.IsFalse(rectangle.Contains(new PointF2D(0.25, 1.2)));
Assert.AreEqual(1, rectangle.Distance(new PointF2D(2, 0)));
Assert.AreEqual(0, rectangle.Distance(new PointF2D(1, 0)));
Assert.AreEqual(1, rectangle.Distance(new PointF2D(0, 2)));
Assert.AreEqual(0, rectangle.Distance(new PointF2D(0, 1)));
Assert.AreEqual(1, rectangle.Distance(new PointF2D(-1, 0.5)));
Assert.AreEqual(0, rectangle.Distance(new PointF2D(0, 0.5)));
Assert.AreEqual(1, rectangle.Height);
Assert.AreEqual(1, rectangle.Width);
double[] converted = rectangle.TransformFrom (100, 100, false, false,
new double[] { 25, 75 });
Assert.AreEqual (2, converted.Length);
Assert.AreEqual (0.25, converted [0]);
Assert.AreEqual (0.75, converted [1]);
double[] convertedBack = rectangle.TransformTo (100, 100, false, false,
converted);
Assert.AreEqual (2, convertedBack.Length);
Assert.AreEqual (25, convertedBack [0]);
Assert.AreEqual (75, convertedBack [1]);
converted = rectangle.TransformFrom (100, 100, false, true,
new double[] { 25, 75 });
Assert.AreEqual (2, converted.Length);
Assert.AreEqual (0.25, converted [0]);
Assert.AreEqual (0.25, converted [1]);
convertedBack = rectangle.TransformTo (100, 100, false, false,
converted);
Assert.AreEqual (2, convertedBack.Length);
Assert.AreEqual (25, convertedBack [0]);
Assert.AreEqual (25, convertedBack [1]);
converted = rectangle.TransformFrom (100, 100, true, false,
new double[] { 25, 75 });
Assert.AreEqual (2, converted.Length);
Assert.AreEqual (0.75, converted [0]);
Assert.AreEqual (0.75, converted [1]);
convertedBack = rectangle.TransformTo (100, 100, false, false,
converted);
Assert.AreEqual (2, convertedBack.Length);
Assert.AreEqual (75, convertedBack [0]);
Assert.AreEqual (75, convertedBack [1]);
converted = rectangle.TransformFrom (100, 100, true, true,
new double[] { 25, 75 });
Assert.AreEqual (2, converted.Length);
Assert.AreEqual (0.75, converted [0]);
Assert.AreEqual (0.25, converted [1]);
convertedBack = rectangle.TransformTo (100, 100, false, false,
converted);
Assert.AreEqual (2, convertedBack.Length);
Assert.AreEqual (75, convertedBack [0]);
Assert.AreEqual (25, convertedBack [1]);
}
/// <summary>
/// Returns true if this rectangle overlaps with the given box.
/// </summary>
/// <param name="rectangle">Rectangle.</param>
public bool Overlaps(RectangleF2D rectangle)
{
// Yes, I know this code can be shorter but it would turn into a mess!
if (rectangle.Contains(this.BottomLeft) || rectangle.Contains(this.BottomRight) ||
rectangle.Contains(this.TopLeft) || rectangle.Contains(this.TopRight))
{
return true;
}
if (this.Contains(rectangle.BottomLeft) || this.Contains(rectangle.BottomRight) ||
this.Contains(rectangle.TopLeft) || this.Contains(rectangle.TopRight))
{
return true;
}
List<LineF2D> lines = new List<LineF2D>();
lines.Add(new LineF2D(this.BottomLeft, this.BottomRight, true));
lines.Add(new LineF2D(this.BottomRight, this.TopRight, true));
lines.Add(new LineF2D(this.TopRight, this.TopLeft, true));
lines.Add(new LineF2D(this.TopLeft, this.BottomLeft, true));
List<LineF2D> otherLines = new List<LineF2D>();
otherLines.Add(new LineF2D(rectangle.BottomLeft, rectangle.BottomRight, true));
otherLines.Add(new LineF2D(rectangle.BottomRight, rectangle.TopRight, true));
otherLines.Add(new LineF2D(rectangle.TopRight, rectangle.TopLeft, true));
otherLines.Add(new LineF2D(rectangle.TopLeft, rectangle.BottomLeft, true));
foreach (LineF2D line in lines)
{
foreach (LineF2D otherLine in otherLines)
{
if (line.Intersects(otherLine))
{
return true;
}
}
}
return false;
}
