FilesExpand file tree

 master

/

NtsTests.cs

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

112 lines (94 loc) · 5.13 KB

 master

/

NtsTests.cs

Copy path

Top

File metadata and controls

• Code
• Blame

112 lines (94 loc) · 5.13 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

namespace ExampleCodeSnippets

{

[NUnit.Framework.TestFixture]

public class NtsTests

{

[NUnit.Framework.TestFixtureSetUp]

public void FixtureSetUp()

{

GeoAPI.GeometryServiceProvider.Instance =

NetTopologySuite.NtsGeometryServices.Instance;

}

[NUnit.Framework.Test]

public void TestDiscussionNtsAndBaffeled()

{

var reader = new NetTopologySuite.IO.WKTReader();

var poly = reader.Read(

@"POLYGON ((428999.76819468878 360451.93329044303, 428998.25517286535 360420.80827007542,

429023.1119599645 360406.75878171506, 429004.52340613387 360451.71714446822,

429004.52340613387 360451.71714446822, 428999.76819468878 360451.93329044303))");

var points = new System.Collections.Generic.List<GeoAPI.Geometries.IGeometry>(new []

{

reader.Factory.CreatePoint(new GeoAPI.Geometries.Coordinate(429012.5, 360443.18)),

reader.Factory.CreatePoint(new GeoAPI.Geometries.Coordinate(429001.59, 360446.98)),

reader.Factory.CreatePoint(new GeoAPI.Geometries.Coordinate(429003.31, 360425.45)),

reader.Factory.CreatePoint(new GeoAPI.Geometries.Coordinate(429016.9, 360413.04))

});

var inside = new System.Collections.Generic.List<bool>(new[] {false, true, true, true});

for (var i = 0; i < points.Count; i++)

{

NUnit.Framework.Assert.AreEqual(inside[i], poly.Intersects(points[i]));

}

var prepPoly = NetTopologySuite.Geometries.Prepared.PreparedGeometryFactory.Prepare(poly);

for (var i = 0; i < points.Count; i++)

{

NUnit.Framework.Assert.AreEqual(inside[i], prepPoly.Intersects(points[i]));

}

}

[NUnit.Framework.Test]

public void TestDiscussionNtsAndBaffeledOleDb()

{

var reader = new NetTopologySuite.IO.WKTReader();

var poly = reader.Read(

@"POLYGON ((428999.76819468878 360451.93329044303, 428998.25517286535 360420.80827007542,

429023.1119599645 360406.75878171506, 429004.52340613387 360451.71714446822,

429004.52340613387 360451.71714446822, 428999.76819468878 360451.93329044303))");

var table = WriteCsv();

var p = new SharpMap.Data.Providers.OleDbPoint(

"Provider=" + Properties.Settings.Default.OleDbProvider + ";Data Source=\"" + System.IO.Path.GetTempPath() + "\";" +

"Extended Properties=\"text;HDR=Yes;FMT=Delimited\"", table, "ID", "X", "Y");

var extents = p.GetExtents();

NUnit.Framework.Assert.AreEqual(4, p.GetFeatureCount());

p.DefinitionQuery = "Name='One'";

NUnit.Framework.Assert.AreEqual(1, p.GetFeatureCount());

var fdr = p.GetFeature(1);

NUnit.Framework.Assert.AreEqual(1, (int)fdr[0]);

p.DefinitionQuery = string.Empty;

var fds = new SharpMap.Data.FeatureDataSet();

p.ExecuteIntersectionQuery(extents, fds);

NUnit.Framework.Assert.AreEqual(1, fds.Tables.Count);

NUnit.Framework.Assert.AreEqual(4, fds.Tables[0].Rows.Count);

fds.Tables.Clear();

p.ExecuteIntersectionQuery(poly, fds);

NUnit.Framework.Assert.AreEqual(1, fds.Tables.Count);

NUnit.Framework.Assert.AreEqual(3, fds.Tables[0].Rows.Count);

var inside = new System.Collections.Generic.List<bool>(new[] { false, true, true, true });

NUnit.Framework.Assert.AreEqual(System.Linq.Enumerable.Count(inside, (b) => b == true), fds.Tables[0].Rows.Count);

var ext = p.GetExtents();

var oids = p.GetObjectIDsInView(ext);

NUnit.Framework.Assert.AreEqual(4, oids.Count);

System.IO.File.Delete(System.IO.Path.Combine(System.IO.Path.GetTempPath(), table));

}

private static string WriteCsv()

{

var filename = System.IO.Path.GetTempFileName();

filename = System.IO.Path.ChangeExtension(filename, ".csv");

var schemaFile = System.IO.Path.Combine(System.IO.Path.GetTempPath(), "schema.ini");

if (System.IO.File.Exists(schemaFile)) System.IO.File.Delete(schemaFile);

using (var sr = new System.IO.StreamWriter(System.IO.File.OpenWrite(schemaFile)))

{

sr.WriteLine("[{0}]", System.IO.Path.GetFileName(filename));

sr.WriteLine("Format=Delimited(;)");

}

using (var sr = new System.IO.StreamWriter(System.IO.File.OpenWrite(filename)))

{

sr.WriteLine("ID;Name;X;Y");

sr.WriteLine("1;One;{0};{1}", 429012.5,360443.18);

sr.WriteLine("2;Two;{0};{1}",429001.59,360446.98);

sr.WriteLine("3;Three;{0};{1}",429003.31,360425.45);

sr.WriteLine("4;Four;{0};{1}",429016.9,360413.04);

}

return System.IO.Path.GetFileName(filename);

}

}

}