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; }