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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,230 @@ | ||
| using System.Diagnostics; | ||
|
|
||
| using Point = Gon.Point<double>; | ||
| using Contour = Gon.Contour<double>; | ||
| using Polygon = Gon.Polygon<double>; | ||
|
|
||
| namespace GonExamples | ||
| { | ||
| public static class PolygonsWithHolesBinaryOperations | ||
| { | ||
| public static Polygon FirstOperand = new Polygon( | ||
| new Contour( | ||
| new[] { new Point(1, 1), new Point(5, 1), new Point(5, 5), new Point(1, 5) } | ||
| ), | ||
| new[] | ||
| { | ||
| new Contour( | ||
| new[] { new Point(2, 2), new Point(2, 4), new Point(4, 4), new Point(4, 2) } | ||
| ) | ||
| } | ||
| ); | ||
| public static Polygon SecondOperand = new Polygon( | ||
| new Contour( | ||
| new[] { new Point(0, 3), new Point(3, 0), new Point(6, 3), new Point(3, 6) } | ||
| ), | ||
| new[] | ||
| { | ||
| new Contour( | ||
| new[] { new Point(2, 3), new Point(3, 4), new Point(4, 3), new Point(3, 2) } | ||
| ) | ||
| } | ||
| ); | ||
|
|
||
| public static void RunExamples() | ||
| { | ||
| RunDifferenceExample(); | ||
| RunIntersectionExample(); | ||
| RunSymmetricDifferenceExample(); | ||
| RunUnionExample(); | ||
| } | ||
|
|
||
| private static void RunDifferenceExample() | ||
| { | ||
| var difference = FirstOperand - SecondOperand; | ||
| Debug.Assert(difference.Length == 4); | ||
| Debug.Assert( | ||
| difference[0] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(1, 1), new Point(2, 1), new Point(1, 2) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| difference[1] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(1, 4), new Point(2, 5), new Point(1, 5) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| difference[2] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(4, 1), new Point(5, 1), new Point(5, 2) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| difference[3] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(4, 5), new Point(5, 4), new Point(5, 5) }) | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| private static void RunIntersectionExample() | ||
| { | ||
| var intersection = FirstOperand & SecondOperand; | ||
| Debug.Assert(intersection.Length == 1); | ||
| Debug.Assert( | ||
| intersection[0] | ||
| == new Polygon( | ||
| new Contour( | ||
| new[] | ||
| { | ||
| new Point(1, 2), | ||
| new Point(2, 1), | ||
| new Point(4, 1), | ||
| new Point(5, 2), | ||
| new Point(5, 4), | ||
| new Point(4, 5), | ||
| new Point(2, 5), | ||
| new Point(1, 4) | ||
| } | ||
| ), | ||
| new[] | ||
| { | ||
| new Contour( | ||
| new[] | ||
| { | ||
| new Point(2, 2), | ||
| new Point(2, 4), | ||
| new Point(4, 4), | ||
| new Point(4, 2) | ||
| } | ||
| ) | ||
| } | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| private static void RunSymmetricDifferenceExample() | ||
| { | ||
| var symmetricDifference = FirstOperand ^ SecondOperand; | ||
| Debug.Assert(symmetricDifference.Length == 12); | ||
| Debug.Assert( | ||
| symmetricDifference[0] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(0, 3), new Point(1, 2), new Point(1, 4) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[1] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(1, 1), new Point(2, 1), new Point(1, 2) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[2] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(1, 4), new Point(2, 5), new Point(1, 5) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[3] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(2, 1), new Point(3, 0), new Point(4, 1) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[4] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(2, 2), new Point(3, 2), new Point(2, 3) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[5] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(2, 3), new Point(3, 4), new Point(2, 4) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[6] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(2, 5), new Point(4, 5), new Point(3, 6) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[7] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(3, 2), new Point(4, 2), new Point(4, 3) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[8] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(3, 4), new Point(4, 3), new Point(4, 4) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[9] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(4, 1), new Point(5, 1), new Point(5, 2) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[10] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(4, 5), new Point(5, 4), new Point(5, 5) }) | ||
| ) | ||
| ); | ||
| Debug.Assert( | ||
| symmetricDifference[11] | ||
| == new Polygon( | ||
| new Contour(new[] { new Point(5, 2), new Point(6, 3), new Point(5, 4) }) | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| private static void RunUnionExample() | ||
| { | ||
| var union = FirstOperand | SecondOperand; | ||
| Debug.Assert(union.Length == 1); | ||
| Debug.Assert( | ||
| union[0] | ||
| == new Polygon( | ||
| new Contour( | ||
| new[] | ||
| { | ||
| new Point(0, 3), | ||
| new Point(1, 2), | ||
| new Point(1, 1), | ||
| new Point(2, 1), | ||
| new Point(3, 0), | ||
| new Point(4, 1), | ||
| new Point(5, 1), | ||
| new Point(5, 2), | ||
| new Point(6, 3), | ||
| new Point(5, 4), | ||
| new Point(5, 5), | ||
| new Point(4, 5), | ||
| new Point(3, 6), | ||
| new Point(2, 5), | ||
| new Point(1, 5), | ||
| new Point(1, 4) | ||
| } | ||
| ), | ||
| new[] | ||
| { | ||
| new Contour( | ||
| new[] | ||
| { | ||
| new Point(2, 3), | ||
| new Point(3, 4), | ||
| new Point(4, 3), | ||
| new Point(3, 2) | ||
| } | ||
| ) | ||
| } | ||
| ) | ||
| ); | ||
| } | ||
| } | ||
| } |