public void MultiPoint_WKT_reader_should_skip_extra_parenthesis_around_coordinates()
{
WKTReader reader = new WKTReader();
IGeometry mp1 = reader.Read("MULTIPOINT (10 10, 20 20)");
IGeometry mp2 = reader.Read("MULTIPOINT ((10 10), (20 20))");
Assert.AreEqual(mp1, mp2);
}
public void BasicBuffer()
{
ILineString ls = new WKTReader().Read("LINESTRING(0 0, 100 100)") as ILineString;
Assert.IsNotNull(ls);
BufferBuilder bb = new BufferBuilder();
IGeometry res = bb.Buffer(ls, 10);
Assert.IsNotNull(res);
}
public static void main(string[] args)
{
WKTReader rdr = new WKTReader();
ILineString line1 = (ILineString) rdr.Read("LINESTRING (0 0, 10 10, 20 20)");
ShowSelfIntersections(line1);
ILineString line2 = (ILineString) rdr.Read("LINESTRING (0 40, 60 40, 60 0, 20 0, 20 60)");
ShowSelfIntersections(line2);
}
public void DifferenceProblemForOtherPolygons()
{
var wktReader = new WKTReader(new GeometryFactory(new PrecisionModel(1000)));
var g1 = wktReader.Read("POLYGON((0.0000001 -3,5 -3,5 -7,0.000001 -7,0.0000001 -3))");
var g2 = wktReader.Read("POLYGON((5 -10,2 -10,0.000001 0,0.000001 1,5 1,5 -10))");
var diff = g1.Difference(g2);
}
public static void main(string[] args)
{
WKTReader rdr = new WKTReader();
IGeometry[] geom = new IGeometry[3];
geom[0] = rdr.Read("POLYGON (( 100 180, 100 260, 180 260, 180 180, 100 180 ))");
geom[1] = rdr.Read("POLYGON (( 80 140, 80 200, 200 200, 200 140, 80 140 ))");
geom[2] = rdr.Read("POLYGON (( 160 160, 160 240, 240 240, 240 160, 160 160 ))");
UnionUsingBufferOp(geom);
}
public void DifferenceDoesNotCrashForCertainPolygons()
{
//TEST demonstrates problem in NTS 1.7.1 was the reason for upgrade to 1.7.3
var g1 = new WKTReader().Read("POLYGON ((5 -10, 2 -10, 0 0, 0 1, 5 1, 5 -10))");
var g2 = new WKTReader().Read("POLYGON ((0.6 -3, 2.6 -3, 3.4 -7, 1.4 -7, 0.6 -3))");
//this used to crash..
g1.Difference(g2);
}
public void IntersectTwoLines()
{
var wktReader = new WKTReader(new GeometryFactory(new PrecisionModel(PrecisionModel.MaximumPreciseValue)));
var g1 = wktReader.Read("LINESTRING(280 0.01, 285 -0.07)");
var g2 = wktReader.Read("LINESTRING(-900.0 0, 1520.0 0)");
var intersection = g1.Intersection(g2);
Assert.AreEqual(1, intersection.Coordinates.Count());
}
public void BasicBufferPoint()
{
IPoint ls = new WKTReader().Read("POINT(0 0)") as IPoint;
Assert.IsNotNull(ls);
BufferBuilder bb = new BufferBuilder();
bb.EndCapStyle = BufferStyle.CapSquare;
bb.QuadrantSegments = 2;
IGeometry actual = bb.Buffer(ls, 10);
IGeometry expected = new WKTReader().Read("POLYGON((10 10, -10 10, -10 -10, 10 -10, 10 10))");
Assert.AreEqual(actual, expected);
}
public void MyClassInitialize()
{
WKTReader reader = new WKTReader();
geom1 = reader.Read("POLYGON ((341789.494471447 4657916.08580466, 341789.494471447 4659272.20917602, 343145.617842805 4659272.20917602, 343145.617842805 4657916.08580466, 341789.494471447 4657916.08580466))");
geom2 = reader.Read("MULTIPOLYGON (((393822.68 4639241.67, 394318 4638929, 393751.1 4637700.09, 393481.19 4638197.29, 392802.12 4638566.07, 393211.45 4638499.55, 392909.35 4639191.17, 393260.08 4639255.05, 393586.75 4638744.94, 393822.68 4639241.67)), ((358734.44 4642618.57, 359891.83 4644189.05, 360301.41 4645435.23, 359947.84 4646028.19, 358634.94 4646371.61, 358531.69 4646692.64, 358335.16 4647250.54, 358638.29 4647625.31, 358797.09656183 4647772.32853894, 358898.659063356 4648319.20354715, 358812.721562065 4648491.07854974, 359043.03 4648526.46, 359398.61 4649425.97, 360059.69 4650085.9, 359727.08 4650528.59, 359836.159077436 4650709.82858306, 360120.97 4650739.3, 361039.284095505 4650530.14108036, 361437.721601489 4650319.20357719, 362258.034113808 4650366.07857789, 363142.1 4650655.48, 363474.5 4650638.7, 364656 4651615, 364334 4652594.7, 364069 4653651, 364250.02 4654650.14, 364422.65 4654652.47, 364169.73 4655677.28, 364645.1 4656179.46, 364271.21 4656323.7, 364441.31 4657134.86, 364329.34 4659257.96, 364362 4659640, 364144 4659755, 363767.45 4659440.03, 363388.54 4659506.75, 362225.8 4659960.22, 361469.33 4661821.26, 361713 4663904, 362393.36 4664518.67, 362909.37 4664675.53, 363030.16 4664940.51, 363587.34 4665037.93, 363793.84 4665532.82, 364226.34 4665509.44, 364495.19 4665645.82, 365091.33 4666715.48, 364604.28 4667027.22, 364491.29 4667572.77, 363536.68 4668102.73, 363755.69 4668386.74, 364623.9 4667980.53, 365165.57 4667935.38, 366295.55 4668308.83, 366890.25 4667990.11, 367669.02 4667961.78, 369293.59 4668893.59, 370452 4668830, 370706.24 4668273.42, 371916.88 4667338.49, 374217.81 4668755.05, 376216.31 4670162.31, 377861.5 4671489.09, 378033.42 4672034.69, 378439.2 4672295.89, 378512.41 4673686.97, 380007.5 4674173.47, 381707.41 4674030.94, 382818.36 4673583.84, 384334.29 4673162.1, 385627.39 4673231.04, 385837.97 4673409.4, 386557.67 4672828.66, 386975.33 4672890.85, 388006.92 4672635.26, 387960.75 4672193.25, 388672.73 4670577.57, 389054.95 4669797.49, 388755.7 4669668.12, 389356.24 4669197.71, 389682.7 4669186.36, 389905.78 4668960.53, 390205.93 4669057.63, 390217.95 4669851.5, 390557.86 4670035.27, 390846.35 4669591.96, 391180.23 4670170.79, 391340.6 4669427.94, 391468.973970144 4669631.70468354, 391398.78 4670176.34, 391784.09 4670188.43, 392524.53 4669626.01, 392986.83 4669315.08, 393365.93 4668654.55, 394001.59 4669126.82, 394994.89 4669484.83, 394850.31 4670125.88, 395301.8 4671178.18, 395599.22 4671088.99, 395852.5 4670503.53, 395698.7 4669903.58, 395901.29 4668959.03, 395576.1 4668454.19, 394444.42 4667573.85, 393819.37 4667925.57, 392550.02 4665622.76, 392601.25 4665051.76, 393337.55 4664451.22, 393642.01 4664039.69, 393600.3 4663700.32, 393422.43 4662918.5, 393042.47 4662576.08, 393531.86 4662037.54, 394528.18 4661906.8, 394442.9 4660932.07, 394036.42 4660361.88, 393431.06 4660037.51, 391907.44 4660540.09, 391664.86 4659910.9, 391703.95 4659399.25, 391765.6 4659056.98, 390524.73 4657468.38, 390354.89 4656626.65, 390143.44 4655952.88, 390235 4655437.81, 390765.24 4655073.07, 390904.53 4655617.97, 391190.65 4656254.42, 391703.49 4655884.6, 391990.72 4655549.3, 392286.54 4654889.8, 392025.67 4654644.71, 392421.8 4654072.09, 392272.23 4653743.78, 391578.1 4653877.91, 391623.25 4653749.35, 390959.9 4653354.98, 390465.11 4652910.84, 389815.09 4652247.05, 389978.44 4651610.59, 389618.97 4651177.63, 389255.26 4651538.25, 389599.72 4651956.87, 389315.28 4652354.86, 389583.24 4653317.84, 389128.23 4653292.58, 388746.64 4652892.37, 388413.8 4652215.69, 388456.25 4651397.45, 388107.32 4650774.51, 388321.9 4650527.07, 388421.33 4649956.07, 388824.66 4650664.54, 388650.53 4650873.79, 388915.49 4651201.61, 389314.04 4650863.28, 389410.63 4649840.78, 389962.81 4649913.71, 390644 4650126, 391440.37 4649941.35, 391788.64 4649733.21, 391862.54 4649220.19, 392096.93 4649066.06, 392153 4649807, 392457 4650006.2, 391694.03 4651346.65, 391992.42 4652290.71, 392414.286484697 4652350.45442867, 393041.17 4651429.06, 392963.71 4651076.7, 393861.18 4650791.26, 393720.75 4650347.48, 393712.87 4649879.21, 394006.66 4649152.61, 392844.53 4648389.46, 391873.27 4647876.63, 391843.52 4647683.09, 390917.63 4647239.32, 390123.49 4647375.73, 389798.32 4647721.03, 390332.82 4648915.31, 389578.26 4649160.16, 389078.93 4648817.29, 388909.57 4648467.02, 388558.02 4648654.86, 388326.03 4648489.91, 387885 4647041, 388004.53 4646214.29, 388072.02 4646038.93, 387804.68 4645580.91, 388006.1 4645270.91, 388118 4644721, 387541.05 4644303.17, 388362.07 4642940.91, 388124.02 4642685.71, 387539.284494553 4642881.70371236, 387279.96 4642811.02, 386602.15 4642021.84, 385797 4641304, 385210.71 4640471.5, 384217.22 4640098.82, 383964.65 4640274.72, 382773 4638539, 382550.42 4638535.01, 382542.74 4639067.57, 381940.02 4638769.93, 381316.21 4637673.03, 382488.52 4636906.64, 383000.78 4637327.53, 383945 4638030, 384502.79 4637956.32, 385448.8 4637544.49, 386000.1 4636283.58, 386062 4636036, 386421.84 4635181.26, 386103.28 4634067.47, 386384.19 4633695.69, 385893.64 4633187.75, 384826.37 4632859.66, 385120.95 4632064.69, 384810.13 4630721.34, 383194.48 4629981.33, 382934.14 4629064.86, 383283.71 4628662.1, 383337.31 4628307.7, 383551.71 4628328.69, 383503.49 4628074.41, 383787.09 4627485.28, 383141.55 4626574.23, 383272.05 4626217.51, 382237.21 4625991.81, 381630.49 4626737.83, 381383.02 4626469.21, 380800.14 4626215.67, 380484.55 4626275.19, 380519.27 4625598.66, 379569.5 4625504.08, 379105.05 4624034.79, 378183.86 4624017.19, 378304.910307572 4623592.64066448, 377976.21 4623576.2, 377806.4 4624091.78, 378106.54 4624739.11, 377686.34 4624821.33, 377236.99 4625092.18, 377030.64 4625600.25, 376289.41 4625616.05, 376276.14 4625921.16, 375851.59 4627520.34, 374091.83 4627872.76, 374253.51 4627623.94, 374116.82 4627331.58, 374255.33 4626296.73, 373945.64 4625931.12, 373947.31 4625730.52, 373586.160236704 4625952.01569991, 373229.32 4625896.1, 373031.472728373 4625741.07819675, 372644.84 4625739.29, 372178.28 4626230.96, 372891.23 4626571.89, 373048.92 4626990.94, 372950.49 4627734.44, 373100.81 4628978.93, 373538.9 4629278.9, 374850.7 4630226.14, 376515.847781038 4631323.10953352, 376462.52 4631475.19, 375100.58 4630977.99, 374812.49 4631555.03, 373582.35 4632656.01, 374665.1 4633317.74, 375250.15 4634046.57, 375942.27 4635218.72, 375574.01 4636626.78, 375820.93 4636949.7, 375773.88 4638214.02, 375847.41 4639077.27, 375713.07 4640292, 374414 4640679, 373688.65 4640000, 372622.73 4638403.93, 371126.28 4638885.35, 370624.33 4639972.03, 369576.08 4639559.94, 369818.05 4640594.16, 368120.46 4641920.77, 367529.01 4641674.25, 367344.9 4641754.16, 366104.87 4643158.25, 365634.1 4643076.98, 365195.88 4642890.43, 364765.49 4642804.06, 363791.54 4642361.28, 363227.09 4640683.54, 362517.72 4641055.75, 362043.08 4640486.06, 362032.05 4640264.99, 361814.78 4639788.87, 361118.22 4639217.61, 360986.26 4639061.47, 360609.67 4639541.94, 360582.38 4639648.82, 360635.75 4640326.68, 360523.69 4641330.02, 360167.2 4642202.38, 359850.74 4642863.39, 358734.44 4642618.57), (360396.2 4649774.37, 360739.69 4649340.32, 360871.65 4649403.78, 361086.159096209 4649530.14106534, 361077.26 4649909.32, 361017.93 4650287.97, 360835.85 4650357.56, 360398.03 4650179.49, 360396.2 4649774.37), (388060.12 4663379.42, 388310.87 4663188.42, 389424.65 4662512.25, 391812.11 4662345.42, 391698.33 4662577.05, 392055.52 4663191.31, 390765.62 4663485.81, 388060.12 4663379.42), (360396.2 4649774.37, 360739.69 4649340.32, 360871.65 4649403.78, 361086.159096209 4649530.14106534, 361077.26 4649909.32, 361017.93 4650287.97, 360835.85 4650357.56, 360398.03 4650179.49, 360396.2 4649774.37), (388060.12 4663379.42, 388310.87 4663188.42, 389424.65 4662512.25, 391812.11 4662345.42, 391698.33 4662577.05, 392055.52 4663191.31, 390765.62 4663485.81, 388060.12 4663379.42)), ((393822.68 4639241.67, 394318 4638929, 393751.1 4637700.09, 393481.19 4638197.29, 392802.12 4638566.07, 393211.45 4638499.55, 392909.35 4639191.17, 393260.08 4639255.05, 393586.75 4638744.94, 393822.68 4639241.67)), ((358734.44 4642618.57, 359891.83 4644189.05, 360301.41 4645435.23, 359947.84 4646028.19, 358634.94 4646371.61, 358531.69 4646692.64, 358335.16 4647250.54, 358638.29 4647625.31, 358797.09656183 4647772.32853894, 358898.659063356 4648319.20354715, 358812.721562065 4648491.07854974, 359043.03 4648526.46, 359398.61 4649425.97, 360059.69 4650085.9, 359727.08 4650528.59, 359836.159077436 4650709.82858306, 360120.97 4650739.3, 361039.284095505 4650530.14108036, 361437.721601489 4650319.20357719, 362258.034113808 4650366.07857789, 363142.1 4650655.48, 363474.5 4650638.7, 364656 4651615, 364334 4652594.7, 364069 4653651, 364250.02 4654650.14, 364422.65 4654652.47, 364169.73 4655677.28, 364645.1 4656179.46, 364271.21 4656323.7, 364441.31 4657134.86, 364329.34 4659257.96, 364362 4659640, 364144 4659755, 363767.45 4659440.03, 363388.54 4659506.75, 362225.8 4659960.22, 361469.33 4661821.26, 361713 4663904, 362393.36 4664518.67, 362909.37 4664675.53, 363030.16 4664940.51, 363587.34 4665037.93, 363793.84 4665532.82, 364226.34 4665509.44, 364495.19 4665645.82, 365091.33 4666715.48, 364604.28 4667027.22, 364491.29 4667572.77, 363536.68 4668102.73, 363755.69 4668386.74, 364623.9 4667980.53, 365165.57 4667935.38, 366295.55 4668308.83, 366890.25 4667990.11, 367669.02 4667961.78, 369293.59 4668893.59, 370452 4668830, 370706.24 4668273.42, 371916.88 4667338.49, 374217.81 4668755.05, 376216.31 4670162.31, 377861.5 4671489.09, 378033.42 4672034.69, 378439.2 4672295.89, 378512.41 4673686.97, 380007.5 4674173.47, 381707.41 4674030.94, 382818.36 4673583.84, 384334.29 4673162.1, 385627.39 4673231.04, 385837.97 4673409.4, 386557.67 4672828.66, 386975.33 4672890.85, 388006.92 4672635.26, 387960.75 4672193.25, 388672.73 4670577.57, 389054.95 4669797.49, 388755.7 4669668.12, 389356.24 4669197.71, 389682.7 4669186.36, 389905.78 4668960.53, 390205.93 4669057.63, 390217.95 4669851.5, 390557.86 4670035.27, 390846.35 4669591.96, 391180.23 4670170.79, 391340.6 4669427.94, 391468.973970144 4669631.70468354, 391398.78 4670176.34, 391784.09 4670188.43, 392524.53 4669626.01, 392986.83 4669315.08, 393365.93 4668654.55, 394001.59 4669126.82, 394994.89 4669484.83, 394850.31 4670125.88, 395301.8 4671178.18, 395599.22 4671088.99, 395852.5 4670503.53, 395698.7 4669903.58, 395901.29 4668959.03, 395576.1 4668454.19, 394444.42 4667573.85, 393819.37 4667925.57, 392550.02 4665622.76, 392601.25 4665051.76, 393337.55 4664451.22, 393642.01 4664039.69, 393600.3 4663700.32, 393422.43 4662918.5, 393042.47 4662576.08, 393531.86 4662037.54, 394528.18 4661906.8, 394442.9 4660932.07, 394036.42 4660361.88, 393431.06 4660037.51, 391907.44 4660540.09, 391664.86 4659910.9, 391703.95 4659399.25, 391765.6 4659056.98, 390524.73 4657468.38, 390354.89 4656626.65, 390143.44 4655952.88, 390235 4655437.81, 390765.24 4655073.07, 390904.53 4655617.97, 391190.65 4656254.42, 391703.49 4655884.6, 391990.72 4655549.3, 392286.54 4654889.8, 392025.67 4654644.71, 392421.8 4654072.09, 392272.23 4653743.78, 391578.1 4653877.91, 391623.25 4653749.35, 390959.9 4653354.98, 390465.11 4652910.84, 389815.09 4652247.05, 389978.44 4651610.59, 389618.97 4651177.63, 389255.26 4651538.25, 389599.72 4651956.87, 389315.28 4652354.86, 389583.24 4653317.84, 389128.23 4653292.58, 388746.64 4652892.37, 388413.8 4652215.69, 388456.25 4651397.45, 388107.32 4650774.51, 388321.9 4650527.07, 388421.33 4649956.07, 388824.66 4650664.54, 388650.53 4650873.79, 388915.49 4651201.61, 389314.04 4650863.28, 389410.63 4649840.78, 389962.81 4649913.71, 390644 4650126, 391440.37 4649941.35, 391788.64 4649733.21, 391862.54 4649220.19, 392096.93 4649066.06, 392153 4649807, 392457 4650006.2, 391694.03 4651346.65, 391992.42 4652290.71, 392414.286484697 4652350.45442867, 393041.17 4651429.06, 392963.71 4651076.7, 393861.18 4650791.26, 393720.75 4650347.48, 393712.87 4649879.21, 394006.66 4649152.61, 392844.53 4648389.46, 391873.27 4647876.63, 391843.52 4647683.09, 390917.63 4647239.32, 390123.49 4647375.73, 389798.32 4647721.03, 390332.82 4648915.31, 389578.26 4649160.16, 389078.93 4648817.29, 388909.57 4648467.02, 388558.02 4648654.86, 388326.03 4648489.91, 387885 4647041, 388004.53 4646214.29, 388072.02 4646038.93, 387804.68 4645580.91, 388006.1 4645270.91, 388118 4644721, 387541.05 4644303.17, 388362.07 4642940.91, 388124.02 4642685.71, 387539.284494553 4642881.70371236, 387279.96 4642811.02, 386602.15 4642021.84, 385797 4641304, 385210.71 4640471.5, 384217.22 4640098.82, 383964.65 4640274.72, 382773 4638539, 382550.42 4638535.01, 382542.74 4639067.57, 381940.02 4638769.93, 381316.21 4637673.03, 382488.52 4636906.64, 383000.78 4637327.53, 383945 4638030, 384502.79 4637956.32, 385448.8 4637544.49, 386000.1 4636283.58, 386062 4636036, 386421.84 4635181.26, 386103.28 4634067.47, 386384.19 4633695.69, 385893.64 4633187.75, 384826.37 4632859.66, 385120.95 4632064.69, 384810.13 4630721.34, 383194.48 4629981.33, 382934.14 4629064.86, 383283.71 4628662.1, 383337.31 4628307.7, 383551.71 4628328.69, 383503.49 4628074.41, 383787.09 4627485.28, 383141.55 4626574.23, 383272.05 4626217.51, 382237.21 4625991.81, 381630.49 4626737.83, 381383.02 4626469.21, 380800.14 4626215.67, 380484.55 4626275.19, 380519.27 4625598.66, 379569.5 4625504.08, 379105.05 4624034.79, 378183.86 4624017.19, 378304.910307572 4623592.64066448, 377976.21 4623576.2, 377806.4 4624091.78, 378106.54 4624739.11, 377686.34 4624821.33, 377236.99 4625092.18, 377030.64 4625600.25, 376289.41 4625616.05, 376276.14 4625921.16, 375851.59 4627520.34, 374091.83 4627872.76, 374253.51 4627623.94, 374116.82 4627331.58, 374255.33 4626296.73, 373945.64 4625931.12, 373947.31 4625730.52, 373586.160236704 4625952.01569991, 373229.32 4625896.1, 373031.472728373 4625741.07819675, 372644.84 4625739.29, 372178.28 4626230.96, 372891.23 4626571.89, 373048.92 4626990.94, 372950.49 4627734.44, 373100.81 4628978.93, 373538.9 4629278.9, 374850.7 4630226.14, 376515.847781038 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geom3 = reader.Read("POLYGON ((334181.3 4626533.25, 333802.61 4626481.77, 332851.85 4626555.73, 332837.99 4626870.47, 331675.575478004 4625017.10334799, 331449.012974601 4624694.44709314, 330300.575457354 4623624.13457707, 329963.34 4623438.15, 330534.02 4622198.85, 331461.18 4622559.66, 331815.99 4622016.46, 332363.67 4622161.85, 332039.82 4619793.32, 331548.21 4619356.5, 331272.11 4619075.88, 330483.58 4619245.55, 329411.26 4618893.99, 328619.74 4618944.72, 327619.86 4619438.68, 326688.91 4620936.39, 326577.53 4622953.68, 324921.22 4622991.88, 324835.36 4623313.11, 323348.71 4623236.68, 322453.43 4623415.99, 321526.83 4621885.82, 322513.7 4621551.96, 321796.7 4620132.45, 320461.29 4619812.96, 320255.43 4620350.01, 319572.87 4620303.13, 317928.9 4620166.3, 317654.64 4619133.62, 317161.4 4619283.23, 316348.1 4619227.49, 314893.3 4618828.46, 314921.8 4617759.96, 313965.48 4617497.69, 313525.07 4618502.05, 312863.3 4619592.91, 311994.17 4620673.82, 311646.12 4620051.21, 310652.99 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geom4 = reader.Read("MULTIPOLYGON (((347727.87 4665297.16, 347302 4664437, 346983.4 4664589.27, 346808 4664418, 346419.69 4664859.66, 345979.32 4664344.79, 345203.71 4663077.33, 344807.57 4662150, 344325 4661426.43, 343650 4660861.38, 342926.97 4659445.36, 342736.21 4658712.36, 342115.76 4657792.08, 341665.73 4657598.66, 340833.87 4656838.24, 341824.1 4655697.45, 342153.18 4654850.5, 341383.77 4652660.58, 340651 4652477, 340709.05 4654614.94, 340193.95 4655858.03, 338186.59 4655604.53, 336902.75 4655338.66, 336281.84 4655559.24, 335247.27 4654348.5, 334219.09 4654276.1, 331874.02 4654211.39, 331164.52 4654361.73, 330347.36 4654638.54, 328016.6 4654527.37, 326006.69 4655920.61, 325437.09 4656246.31, 325282.9 4656653.63, 325389.11 4656723.11, 325322 4656791, 324054 4656262, 322340.41 4656183.98, 321077.39 4656665.89, 318608.19 4657010.54, 317824.19 4657234.54, 315630 4656858, 314651 4657011, 313531 4657632, 313386 4658119, 311080 4658315, 309684 4659013, 308527.42 4659900.86, 308131 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geom5 = reader.Read("POLYGON ((334181.3 4626533.25, 333802.61 4626481.77, 332851.85 4626555.73, 332837.99 4626870.47, 331675.575478004 4625017.10334799, 331449.012974601 4624694.44709314, 330300.575457354 4623624.13457707, 329963.34 4623438.15, 330534.02 4622198.85, 331461.18 4622559.66, 331815.99 4622016.46, 332363.67 4622161.85, 332039.82 4619793.32, 331548.21 4619356.5, 331272.11 4619075.88, 330483.58 4619245.55, 329411.26 4618893.99, 328619.74 4618944.72, 327619.86 4619438.68, 326688.91 4620936.39, 326577.53 4622953.68, 324921.22 4622991.88, 324835.36 4623313.11, 323348.71 4623236.68, 322453.43 4623415.99, 321526.83 4621885.82, 322513.7 4621551.96, 321796.7 4620132.45, 320461.29 4619812.96, 320255.43 4620350.01, 319572.87 4620303.13, 317928.9 4620166.3, 317654.64 4619133.62, 317161.4 4619283.23, 316348.1 4619227.49, 314893.3 4618828.46, 314921.8 4617759.96, 313965.48 4617497.69, 313525.07 4618502.05, 312863.3 4619592.91, 311994.17 4620673.82, 311646.12 4620051.21, 310652.99 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336066.09 4633942.39, 335748.84 4632801.97, 336035.61 4632742.04, 336082.31 4632170.3, 336410.22 4631821.02, 337002.97 4632511.95, 338282.06 4632959.96, 338562.49 4633789.27, 339564.77 4633563.22), (332155.25 4627068.65, 331890.26 4627098.4, 331711.74 4626081.55, 331167.76249354 4625014.75959795, 330136.51295489 4624147.57208493, 329895.87 4623833.45, 329972.450452426 4623749.13457894, 330582.68 4624217.91, 331203.700470917 4624745.2283439, 331490.42 4625164.94, 331819.325289428 4625713.97835845, 332155.25 4627068.65), (339564.77 4633563.22, 339371.2 4634385.19, 339160.74 4635033.97, 338883.34 4635018.6, 338754.84 4635532.38, 338767.79 4635976.19, 337855.94 4636103.48, 337820.13 4636242.19, 337431.99 4636029.5, 337379.57 4635700.22, 336858.95 4635493.53, 336509.96 4635843.28, 335857.33 4635255.03, 335749.68 4634141.19, 336066.09 4633942.39, 335748.84 4632801.97, 336035.61 4632742.04, 336082.31 4632170.3, 336410.22 4631821.02, 337002.97 4632511.95, 338282.06 4632959.96, 338562.49 4633789.27, 339564.77 4633563.22))");
geom6 = reader.Read("POLYGON ((347645.481756858 4618835.07592096, 347645.481756858 4621300.75477798, 350111.160613874 4621300.75477798, 350111.160613874 4618835.07592096, 347645.481756858 4618835.07592096))");
geom7 = reader.Read("POLYGON ((334181.3 4626533.25, 333802.61 4626481.77, 332851.85 4626555.73, 332837.99 4626870.47, 331675.575478004 4625017.10334799, 331449.012974601 4624694.44709314, 330300.575457354 4623624.13457707, 329963.34 4623438.15, 330534.02 4622198.85, 331461.18 4622559.66, 331815.99 4622016.46, 332363.67 4622161.85, 332039.82 4619793.32, 331548.21 4619356.5, 331272.11 4619075.88, 330483.58 4619245.55, 329411.26 4618893.99, 328619.74 4618944.72, 327619.86 4619438.68, 326688.91 4620936.39, 326577.53 4622953.68, 324921.22 4622991.88, 324835.36 4623313.11, 323348.71 4623236.68, 322453.43 4623415.99, 321526.83 4621885.82, 322513.7 4621551.96, 321796.7 4620132.45, 320461.29 4619812.96, 320255.43 4620350.01, 319572.87 4620303.13, 317928.9 4620166.3, 317654.64 4619133.62, 317161.4 4619283.23, 316348.1 4619227.49, 314893.3 4618828.46, 314921.8 4617759.96, 313965.48 4617497.69, 313525.07 4618502.05, 312863.3 4619592.91, 311994.17 4620673.82, 311646.12 4620051.21, 310652.99 4619110.01, 309868.14 4619370.41, 309748.57 4619148.83, 309344.12 4618617.63, 308994.57 4619110.83, 308290.42 4618609.47, 307608.36 4620081.67, 306979.94 4620597.13, 306459.64 4621348.79, 305837.1 4622106.1, 305976.64 4622701.34, 304560.82 4624222.35, 303588.37 4625472.67, 302936.71 4626165.17, 302435.72 4626769.89, 302105.2 4627314.96, 301884.67 4627782.92, 301325.84 4629098.08, 300636.13 4629797.85, 299826.53 4631113.5, 299717.36 4631406.8, 298959.32 4633461.34, 299030.82 4635340.12, 299231.61 4636324.43, 299422.29 4637122.92, 299266.6 4637583.39, 299694.24 4637835.81, 300235.59 4637959.75, 301211.84 4638288.82, 301587.95 4639076.98, 300372.6 4640075.77, 301093.11 4642508.82, 300685.17 4643391.09, 300979.56 4643794.25, 301616.09 4643842.48, 299489.82 4644826.56, 299039.67 4645141.95, 298325.57 4645350.64, 297986.62 4645538.92, 298401.6 4646796.17, 299421.04 4648129.44, 300059.47 4648865.43, 300702.38 4649212.22, 301673.03 4648521.82, 302129.92 4649258.91, 302374.88 4650445.5, 302765 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342736.21 4658712.36, 342926.97 4659445.36, 343650 4660861.38, 344325 4661426.43, 344807.57 4662150, 345203.71 4663077.33, 345979.32 4664344.79, 346419.69 4664859.66, 346808 4664418, 346983.4 4664589.27, 347302 4664437, 347727.87 4665297.16, 348400 4665249, 348545.53 4664701.51, 348156.61 4663357.83, 348365.78 4662834.36, 348487.4 4661764.67, 348461.79 4660759.03, 349377.12 4660893.54, 349703.57 4661239.43, 349778.06 4661377.3, 350156.29 4661225.35, 351178.33 4661539.72, 351725.44 4660468.59, 352143.06 4660191.37, 352419 4660409, 352886.75 4660147.61, 352798.53 4659338.84, 353970.48 4658996.16, 353961.86 4658612.91, 354271.88 4658274.63, 354447 4657129, 353748.83 4656795.82, 354353.85 4655525.55, 354043.15 4654273.36, 354060.04 4653898.46, 355104.46 4652532.58, 354997.03 4652346.75, 355441.24 4652082.53, 356272.45 4651456, 355946.16 4650414.98, 355763.19 4650266.14, 355813.88 4648795.88, 356178.81 4648581.21, 355196.2 4645150.42, 354830.37 4644770.6, 355368.75 4644841.92, 355885.53 4645112.09, 358131.23 4646698.82, 358327.92 4646525.8, 358531.69 4646692.64, 358634.94 4646371.61, 359947.84 4646028.19, 360301.41 4645435.23, 359891.83 4644189.05, 358734.44 4642618.57, 358859.66 4641992.96, 358355.95 4641179.22, 358393.81 4640120.25, 358067.46 4639060.45, 357643.36 4638331.63, 357679.84 4637795.56, 357258.38 4637166.17, 356206.89 4636103.53, 355988 4635822.95, 355617.18 4635454.42, 355472.69 4635609.1, 353688.89 4633658.62, 353784.07 4633170.19, 353413.39 4632667.58, 352636.11 4631435.73, 351697.4 4630680.65, 350839.58 4631011.39, 349765.54 4629671.09, 349109.53 4629125.95, 348015.59 4627945.09, 347465.62 4627358.18, 346170.68 4627755.95, 345499.41 4627909.59, 345459.52 4628907.99, 345412.3 4630001.01, 346424.56 4630969.18, 346614 4631569.89, 346059.25 4631685.36, 345481.32 4631071.73, 345048.93 4629974.31, 344435.88 4630063.22, 344154.82 4630339.72, 342335.35 4630769.92, 342140.15 4631277.5, 342392.03 4631956.77, 342562.08 4632535.31, 343359.88 4631919.91, 344198.79 4632675.69, 344232 4633461.39, 344046 4634955, 343627.63 4635162.42, 343587 4635513, 342559.3 4635413.14, 342727.6 4635716.22, 342285.77 4635847.85, 340968.16 4633264.48, 340276.54 4632170.37, 340678.17 4632249.99, 340507.66 4631990.28, 338581.05 4628384.44, 336616.03 4626194.39, 335520.94 4627090.37, 335106.29 4627078.6, 334615.19 4626543.04, 334181.3 4626533.25), (332155.25 4627068.65, 331890.26 4627098.4, 331711.74 4626081.55, 331167.76249354 4625014.75959795, 330136.51295489 4624147.57208493, 329895.87 4623833.45, 329972.450452426 4623749.13457894, 330582.68 4624217.91, 331203.700470917 4624745.2283439, 331490.42 4625164.94, 331819.325289428 4625713.97835845, 332155.25 4627068.65), (339564.77 4633563.22, 339371.2 4634385.19, 339160.74 4635033.97, 338883.34 4635018.6, 338754.84 4635532.38, 338767.79 4635976.19, 337855.94 4636103.48, 337820.13 4636242.19, 337431.99 4636029.5, 337379.57 4635700.22, 336858.95 4635493.53, 336509.96 4635843.28, 335857.33 4635255.03, 335749.68 4634141.19, 336066.09 4633942.39, 335748.84 4632801.97, 336035.61 4632742.04, 336082.31 4632170.3, 336410.22 4631821.02, 337002.97 4632511.95, 338282.06 4632959.96, 338562.49 4633789.27, 339564.77 4633563.22), (332155.25 4627068.65, 331890.26 4627098.4, 331711.74 4626081.55, 331167.76249354 4625014.75959795, 330136.51295489 4624147.57208493, 329895.87 4623833.45, 329972.450452426 4623749.13457894, 330582.68 4624217.91, 331203.700470917 4624745.2283439, 331490.42 4625164.94, 331819.325289428 4625713.97835845, 332155.25 4627068.65), (339564.77 4633563.22, 339371.2 4634385.19, 339160.74 4635033.97, 338883.34 4635018.6, 338754.84 4635532.38, 338767.79 4635976.19, 337855.94 4636103.48, 337820.13 4636242.19, 337431.99 4636029.5, 337379.57 4635700.22, 336858.95 4635493.53, 336509.96 4635843.28, 335857.33 4635255.03, 335749.68 4634141.19, 336066.09 4633942.39, 335748.84 4632801.97, 336035.61 4632742.04, 336082.31 4632170.3, 336410.22 4631821.02, 337002.97 4632511.95, 338282.06 4632959.96, 338562.49 4633789.27, 339564.77 4633563.22))");
}
public virtual void Intersection(string wktA, string wktB, PrecisionModel pm)
{
Console.WriteLine("Running example using Precision Model = " + pm);
GeometryFactory fact = new GeometryFactory(pm);
WKTReader wktRdr = new WKTReader(fact);
IGeometry A = wktRdr.Read(wktA);
IGeometry B = wktRdr.Read(wktB);
IGeometry C = A.Intersection(B);
Console.WriteLine("A intersection B = " + C);
}
/// <summary>
///
/// </summary>
private void PerformTest(IGeometryFactory factory)
{
IGeometry path = new WKTReader(factory).Read(GeomText);
Assert.IsNotNull(path);
Debug.WriteLine(String.Format("Original Points: {0}", path.NumPoints));
IGeometry simplified = DouglasPeuckerSimplifier.Simplify(path, 2);
Assert.IsNotNull(simplified);
Debug.WriteLine(String.Format("Simplified Points: {0}", simplified.NumPoints));
IGeometry buffered = simplified.Buffer(1.143);
Assert.IsNotNull(buffered);
Debug.WriteLine(buffered);
}
/// <summary>
///
/// </summary>
public virtual void Run()
{
GeometryFactory fact = new GeometryFactory();
WKTReader wktRdr = new WKTReader(fact);
string wktA = "POLYGON((40 100, 40 20, 120 20, 120 100, 40 100))";
string wktB = "LINESTRING(20 80, 80 60, 100 140)";
IGeometry A = wktRdr.Read(wktA);
IGeometry B = wktRdr.Read(wktB);
IGeometry C = A.Intersection(B);
Console.WriteLine("A = " + A);
Console.WriteLine("B = " + B);
Console.WriteLine("A intersection B = " + C);
Console.WriteLine("A relate C = " + A.Relate(B));
}
public static void main(string[] args)
{
// read a point from a WKT string (using the default point factory)
IGeometry g1 = new WKTReader().Read("LINESTRING (0 0, 10 10, 20 20)");
Console.WriteLine("Geometry 1: " + g1);
// create a point by specifying the coordinates directly
ICoordinate[] coordinates = new ICoordinate[] { new Coordinate(0, 0),
new Coordinate(10, 10), new Coordinate(20, 20) };
// use the default factory, which gives full double-precision
IGeometry g2 = new GeometryFactory().CreateLineString(coordinates);
Console.WriteLine("Geometry 2: " + g2);
// compute the intersection of the two geometries
IGeometry g3 = g1.Intersection(g2);
Console.WriteLine("G1 intersection G2: " + g3);
}
public void OverlayUsingFixedPrecision()
{
IGeometryFactory factory = GeometryFactory.Fixed;
WKTReader reader = new WKTReader(factory);
IGeometry pol = reader.Read(wktpol);
Assert.IsNotNull(pol);
Assert.IsTrue(pol.IsValid);
Assert.IsTrue(pol.Factory.PrecisionModel == factory.PrecisionModel);
IGeometry line = reader.Read(wktline);
Assert.IsNotNull(line);
Assert.IsTrue(line.IsValid);
Assert.IsTrue(line.Factory.PrecisionModel == factory.PrecisionModel);
Assert.IsTrue(pol.Intersects(line));
}
internal virtual void Run()
{
WKTReader rdr = new WKTReader();
IList lines = new ArrayList();
lines.Add(rdr.Read("LINESTRING (0 0 , 10 10)")); // isolated edge
lines.Add(rdr.Read("LINESTRING (185 221, 100 100)")); //dangling edge
lines.Add(rdr.Read("LINESTRING (185 221, 88 275, 180 316)"));
lines.Add(rdr.Read("LINESTRING (185 221, 292 281, 180 316)"));
lines.Add(rdr.Read("LINESTRING (189 98, 83 187, 185 221)"));
lines.Add(rdr.Read("LINESTRING (189 98, 325 168, 185 221)"));
Polygonizer polygonizer = new Polygonizer();
polygonizer.Add(lines);
ICollection polys = polygonizer.Polygons;
Console.WriteLine("Polygons formed (" + polys.Count + "):");
foreach(object obj in polys)
Console.WriteLine(obj);
}
private void TestFormatting(ICoordinate c)
{
IGeometry point = GeometryFactory.Floating.CreatePoint(c);
String result = writer.Write(point);
Debug.WriteLine(result);
IGeometry geom = new WKTReader(GeometryFactory.Floating).Read(result);
string tos = geom.ToString();
Assert.IsTrue(String.Equals(tos, result));
point = GeometryFactory.FloatingSingle.CreatePoint(c);
result = writer.Write(point);
Debug.WriteLine(result);
geom = new WKTReader(GeometryFactory.Floating).Read(result);
tos = geom.ToString();
Assert.IsTrue(String.Equals(tos, result));
point = GeometryFactory.Fixed.CreatePoint(c);
result = writer.Write(point);
Debug.WriteLine(result);
geom = new WKTReader(GeometryFactory.Floating).Read(result);
tos = geom.ToString();
Assert.IsTrue(String.Equals(tos, result));
}
public void GetIntersectionArea()
{
var polygon = new WKTReader().Read(
"POLYGON((2 -10,1.4 -7,3.4 -7,2.6 -3,0.6 -3,0 0,0 1,10 1,10 0,9 -5,8.6 -7,8 -10,2 -10))");
var polygon2 = new WKTReader().Read(
"POLYGON((3 -10,2.4 -7,4.4 -7,3.6 -3,1.6 -3,1 0,1 1,11 1,11 0,10 -5,9.6 -7,9 -10,3 -10))");
//self area
Assert.AreEqual(polygon.Area, GeometryHelper.GetSampledIntersectionArea(polygon, polygon), 3);
var actualArea = GeometryHelper.GetIntersectionArea(polygon, polygon2);
Assert.AreEqual(71, actualArea, 0.1);
Assert.AreEqual(actualArea, GeometryHelper.GetSampledIntersectionArea(polygon, polygon2), 3);
}
public void UnionPolygons()
{
var wktReader = new WKTReader(new GeometryFactory(new PrecisionModel(1000)));
var polygon1 = wktReader.Read("POLYGON((0 0,1 1,1 -1,0 0))");
var polygon2 = wktReader.Read("POLYGON((1 1,2 0,1 -1,1 1))");
var union = polygon1.Union(polygon2);
var wkt = new WKTWriter().Write(union);
Trace.WriteLine(wkt);
Assert.AreEqual("POLYGON((0 0,1 1,2 0,1 -1,0 0))", wkt, "polygons are merged");
}
public void IntersectsIgnoresZCoordinates()
{
var wktReader = new WKTReader(new GeometryFactory(new PrecisionModel(1000)));
var polygon = wktReader.Read("POLYGON((0 0,1 1,1 -1,0 0))");
var disjointLine = wktReader.Read("LINESTRING(0 1,1 2)");
var intersectingLine = wktReader.Read("LINESTRING(0 1,1 0)");
Assert.IsFalse(polygon.Intersects(disjointLine));
Assert.IsTrue(polygon.Intersects(intersectingLine));
foreach (var coordinate in polygon.Coordinates)
{
coordinate.Z = 1;
}
foreach (var coordinate in disjointLine.Coordinates)
{
coordinate.Z = 1;
}
foreach (var coordinate in intersectingLine.Coordinates)
{
coordinate.Z = -1;
}
Assert.IsFalse(polygon.Intersects(disjointLine));
Assert.IsTrue(polygon.Intersects(intersectingLine));
}
public void GeometryTransformScaleTest()
{
var wktReader = new WKTReader(new GeometryFactory(new PrecisionModel(1000)));
var geometry = wktReader.Read("POLYGON((0 -3,5 -3,5 -7,0 -7,0 -3))");
var scale = 5.0;
var scaledGeometry = SharpMap.CoordinateSystems.Transformations.GeometryTransform.Scale(geometry, scale);
Assert.AreEqual(scaledGeometry.Coordinates.Length,geometry.Coordinates.Length);
Assert.AreEqual(scaledGeometry.Centroid, geometry.Centroid);
Assert.AreEqual(-10.0, scaledGeometry.Coordinates[0].X);
Assert.AreEqual(5.0, scaledGeometry.Coordinates[0].Y);
Assert.AreEqual(15.0, scaledGeometry.Coordinates[1].X);
Assert.AreEqual(5.0, scaledGeometry.Coordinates[1].Y);
Assert.AreEqual(15.0, scaledGeometry.Coordinates[2].X);
Assert.AreEqual(-15.0, scaledGeometry.Coordinates[2].Y);
Assert.AreEqual(-10.0, scaledGeometry.Coordinates[3].X);
Assert.AreEqual(-15.0, scaledGeometry.Coordinates[3].Y);
Assert.AreEqual(-10.0, scaledGeometry.Coordinates[4].X);
Assert.AreEqual(5.0, scaledGeometry.Coordinates[4].Y);
}
public override void Start()
{
xmlreader = writer.Write(point);
document = new XmlDocument();
document.Load(xmlreader);
Write(document.InnerXml);
result = reader.Read(document);
Debug.Assert(point.Equals(result), "ERROR!");
//string gml = document.InnerXml;
//gml = gml.Replace("gml:", "");
//result = reader.Read(gml);
xmlreader = writer.Write(line);
document = new XmlDocument();
document.Load(xmlreader);
Write(document.InnerXml);
result = reader.Read(document);
Debug.Assert(line.Equals(result), "ERROR!");
xmlreader = writer.Write(polygon);
document = new XmlDocument();
document.Load(xmlreader);
Write(document.InnerXml);
result = reader.Read(document);
Debug.Assert(polygon.Equals(result), "ERROR!");
xmlreader = writer.Write(multiPoint);
document = new XmlDocument();
document.Load(xmlreader);
Write(document);
result = reader.Read(document);
Debug.Assert(multiPoint.Equals(result), "ERROR!");
MultiLineString multiLineString = new WKTReader().Read("MULTILINESTRING ((10 10, 20 20), (30 30, 40 40, 50 50, 70 80, 990 210), (2000.1 22, 457891.2334 3456.2, 33333 44444))") as MultiLineString;
xmlreader = writer.Write(multiLineString);
document = new XmlDocument();
document.Load(xmlreader);
Write(document.InnerXml);
result = reader.Read(document);
Debug.Assert(multiLineString.Equals(result), "ERROR!");
MultiPolygon multiPolygon = new WKTReader().Read("MULTIPOLYGON (((10 10, 10 20, 20 20, 20 10, 10 10), (12 12, 18 12, 18 18, 12 18, 12 12), (14 14, 16 14, 16 16, 14 16, 14 14)), ((30 30, 30 40, 40 40, 40 30, 30 30), (32 32, 38 32, 38 38, 32 38, 32 32)))") as MultiPolygon;
xmlreader = writer.Write(multiPolygon);
document = new XmlDocument();
document.Load(xmlreader);
Write(document.InnerXml);
result = reader.Read(document);
Debug.Assert(multiPolygon.Equals(result), "ERROR!");
IGeometry[] geometries = new IGeometry[] { point, line, polygon, multiPoint, multiLineString, multiPolygon, };
IGeometryCollection geometryCollection = Factory.CreateGeometryCollection(geometries);
xmlreader = writer.Write(geometryCollection);
document = new XmlDocument();
document.Load(xmlreader);
Write(document.InnerXml);
result = reader.Read(document);
Debug.Assert(geometryCollection.Equals(result), "ERROR!");
}
public XmlTestFactory(PrecisionModel pm)
{
m_objGeometryFactory = new GeometryFactory(pm);
m_objReader = new WKTReader(m_objGeometryFactory);
}
public void SimpleContainerTest()
{
const string wktPoint = @"POINT(-93.4224469 41.873883)";
const string wktPolygon = @"POLYGON((-93.4252049042723
41.8704201522236,-93.4252045886767 41.8704218292759,-93.4251944663897
41.8704537436275,-93.4251912197049 41.8704751660195,-93.4251948772194
41.8704965513943,-93.4252023698805 41.8705187509512,-93.4252031837553
41.8705225189422,-93.4252013741425 41.8705260880256,-93.4251919984311
41.8705406212441,-93.4251846877274 41.870554964673,-93.4251807415669
41.8705700276367,-93.4251610235833 41.8707058897986,-93.4251612742548
41.8707269111328,-93.4252067472159 41.8709954862244,-93.4251863485251
41.8708750062709,-93.4251848466664 41.8708762908204,-93.4251814703271
41.8708798411836,-93.4251813748423 41.8708841964667,-93.425184280435
41.8709100287988,-93.4251831539811 41.8709319742527,-93.4251749552422
41.8709530635708,-93.4251616935005 41.870976184821,-93.4251599358149
41.8709804064762,-93.4251628997049 41.8709842327966,-93.4251895738534
41.8710116852033,-93.425193635959 41.8710150578611,-93.4251995752811
41.8710159992246,-93.4252074274666 41.8710166126567,-93.4252210606089
41.8720660100162,-93.4252205912993 41.8720720702808,-93.4251880495579
41.872265100336,-93.4251838686256 41.8722768053143,-93.4251045552961
41.8724184221462,-93.425098662675 41.8724265021885,-93.4248948199516
41.8726483991353,-93.4248890453106 41.8726537556485,-93.4247108452105
41.872795354139,-93.4247025228298 41.8728008485359,-93.4242909335975
41.873025633358,-93.4242856074445 41.873028716465,-93.4237160047944
41.8733779010074,-93.4237102611061 41.8733810175834,-93.4234195707745
41.8735199614456,-93.423415606449 41.87352170068,-93.4226517008991
41.8738281659771,-93.4226384031757 41.8738320598293,-93.422467020796
41.8738653386381,-93.4224582647299 41.8738665305927,-93.4224133086026
41.8738701102812,-93.4224097033486 41.8738619707344,-93.4224076078678
41.8738583702397,-93.4224028451526 41.8738567133354,-93.4218775515979
41.8737156048709,-93.4218731370963 41.8737146973482,-93.4218685889793
41.8737143041044,-93.42183119329 41.8737132261088,-93.4218256665677
41.8737134589251,-93.4218211788643 41.8737158810341,-93.4218001007567
41.8737297059474,-93.4217960676661 41.8737329518983,-93.4217952651938
41.8737373408247,-93.4217942243631 41.8737604067779,-93.4217918066286
41.8737755718807,-93.421785995501 41.8737902136688,-93.4217769580596
41.873803911162,-93.4217615185511 41.8738230308915,-93.4217591091977
41.873826795763,-93.4217609126713 41.8738307454565,-93.4217657528559
41.8738387225474,-93.4215861414162 41.8738038429246,-93.4215668071151
41.8738013223973,-93.4215471818151 41.8738011808854,-93.4209719837377
41.8738321311546,-93.4209688555411 41.8738322384827,-93.4204562370128
41.8738398552622,-93.420438200035 41.873841141465,-93.4203366269377
41.8738542016968,-93.4203154869866 41.8738584265833,-93.4200173195471
41.8739403294419,-93.4200126606169 41.8739412976035,-93.4200078537452
41.8739416914026,-93.4195734083426 41.8739508396298,-93.4195612437284
41.8739501702688,-93.4194534359162 41.8739359118352,-93.4194997454025
41.8738684456478,-93.4195017766702 41.8738646324802,-93.4194997296961
41.8738608240073,-93.4194796156393 41.8738317416152,-93.4194761174718
41.8738277865413,-93.4194754592426 41.8738273069659,-93.4194600947936
41.8738136428908,-93.4194487590572 41.8737981493136,-93.4194356266997
41.8738029920358,-93.4194135707879 41.8738075232658,-93.4193907666262
41.8738088580361,-93.4193680358109 41.8738069482571,-93.4193461972958
41.8738018627352,-93.4193370867838 41.8737990071934,-93.4193321892472
41.8738001860736,-93.4193124446989 41.8738064279494,-93.4193080470773
41.8738081560318,-93.4193046561677 41.8738108701041,-93.4192738907502
41.8738400565964,-93.4192574522145 41.8738528330795,-93.4192426928691
41.8738605075661,-93.4190969793893 41.8737751277868,-93.419091849215
41.873771753445,-93.4189266353222 41.8736499730052,-93.4189196964212
41.8736438527437,-93.4188370138157 41.8735561095034,-93.418832050838
41.873549810764,-93.4187558563283 41.8734321706269,-93.4187527629448
41.8734264123099,-93.4186918565983 41.873285647926,-93.418689179961
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41.8729457705846,-93.4237618033748 41.8729335270843,-93.4237829509878
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41.8730762543055,-93.4191522091692 41.8730903784457,-93.4191607147421
41.8731028942059,-93.4192557005874 41.8728860404338),(-93.4242521428096
41.8709201736071,-93.4242514694803 41.8709158991529,-93.4242419330463
41.8708836377243,-93.4242391177842 41.8708624687927,-93.4242430236301
41.8708413968033,-93.4242502682079 41.8708207122768,-93.4242511455668
41.8708166935025,-93.4242481030991 41.8708133157374,-93.4242231384712
41.8707905606972,-93.4242187997491 41.8707873609043,-93.4242127703634
41.8707866931061,-93.4241346175012 41.8707842471854,-93.4241292922226
41.8707844435167,-93.4241248799971 41.8707866808148,-93.4240901075826
41.8708080103253,-93.424086375367 41.8708107626315,-93.4240870153
41.8708146521309,-93.4240958922729 41.8708452100554,-93.424098597497
41.8708666023168,-93.4240944464083 41.8708878647417,-93.4240867278873
41.8709091675878,-93.4240858021456 41.8709132154711,-93.4240888683084
41.8709166231094,-93.4241143452632 41.8709398262683,-93.4241184670278
41.870942895316,-93.4241241878441 41.8709436868213,-93.4241735344762
41.8709467536389,-93.4241854172703 41.8709466109134,-93.4242151203326
41.870944044338,-93.4242214818433 41.8709429467027,-93.4242265830706
41.8709399011627,-93.4242485006204 41.8709235072776,-93.4242521428096
41.8709201736071))";
var reader = new WKTReader();
var point = reader.Read(wktPoint);
Assert.IsTrue(point.IsValid);
var polygon = reader.Read(wktPolygon);
Assert.IsFalse(polygon.IsValid);
var fixedPol = polygon.Buffer(0);
Assert.IsTrue(fixedPol.IsValid);
var result = fixedPol.Contains(point);
Assert.IsFalse(result);
}
public void IsPointInRingTest()
{
const string wkt1 =
@"LINESTRING(159084.138183715 215384.465334836,159085.255551952
215382.299118879,159084.287081382 215380.125720536,159081.909029527
215380.063184668,159080.685184241 215382.030015885,159081.870080819
215384.260803017,159084.138183715 215384.465334836)";
const string wkt2 =
@"LINESTRING(159081.417 215432.901,159081.484 215412.286,159069.343
215411.729,159063.929 215411.79,159063.765 215441.011,159055.84
215440.909,159055.756 215439.794,159050.254 215439.759,159050.231
215426.571,159029.91 215426.438,159029.894 215420.862,159028.749
215420.841,159028.787 215412.904,159050.376 215412.995,159050.394
215404.475,159051.839 215404.512,159051.721 215397.907,159050.448
215397.876,159050.48 215385.756,159037.29 215385.669,159037.274
215380.139,159036.129 215380.118,159036.18 215372.161,159050.58
215372.256,159050.641 215357.846,159061.806 215357.884,159061.764
215355.578,159063.703 215355.583,159063.834 215344.331,159062.797
215344.264,159062.878 215338.481,159063.885 215338.48,159063.94
215333.569,159062.002 215333.52,159062.061 215329.565,159063.973
215329.565,159064.019 215324.529,159063.008 215324.569,159062.948
215318.85,159064.078 215318.847,159064.229 215304.453,159074.999
215304.543,159074.895 215315.988,159082.789 215316.117,159082.751291265
215325.067329746,159076.257853729 215325.010585012,159076.145672787
215330.246673065,159077.726943351 215330.292687136,159077.64265916
215336.096838446,159075.46670601 215336.028874838,159075.17015073
215349.460814847,159091.770139291 215349.583804507,159091.835913025
215356.268745225,159114.649 215356.642,159114.529 215396.632,159109.671
215396.625,159109.501 215398.902,159112.021 215398.92,159111.982
215404.407,159112.999 215404.421,159113.001 215412.415,159095.019
215412.366,159094.928 215434.091,159086.987 215433.984,159086.928
215432.972,159081.417 215432.901)";
const string wkt3 = @"LINESTRING(159063.929280482 215399.247659686,159103.333615111
215398.947801304,159103.342074891 215397.380179598,159101.054815857
215397.403687265,159101.283398228 215370.145108237,159064.458615271
215370.009119945,159063.929280482 215399.247659686)";
var reader = new WKTReader(GeometryFactory.Fixed);
var wkts = new[] { wkt1, wkt2, wkt3,};
var polygonizer = new Polygonizer();
foreach (var wkt in wkts)
{
var geom = (ILineString) reader.Read(wkt);
Assert.IsNotNull(geom);
Assert.IsTrue(geom.IsValid);
Assert.AreEqual(geom.Factory.PrecisionModel, GeometryFactory.Fixed.PrecisionModel);
polygonizer.Add(geom);
}
ICollection polys = polygonizer.Polygons;
Console.WriteLine("Polygons formed (" + polys.Count + "):");
foreach (var obj in polys)
{
Assert.IsNotNull(obj);
Console.WriteLine(obj);
}
}
public void FailedUnionTest()
{
string s1 = "MULTIPOLYGON(((267225 195936,267063 195904,266895 195872,266825 195858,266822 195891,266850 196044,266934 196203,267047 196249,267352 196374,267281 196302,267255 196275,267222 196244,267166 196191,267160 196153,267157 196139,267196 196136,267225 195936)),((265704 193056,265703 193055,265692 193057,265678 193060,265663 193056,265659 193055,265655 193053,265653 193053,265651 193052,265648 193052,265646 193052,265631 193058,265616 193064,265612 193066,265609 193068,265605 193071,265603 193076,265595 193089,265596 193103,265597 193107,265623 193128,265631 193130,265630 193130,265609 193142,265608 193153,265608 193157,265607 193161,265607 193163,265606 193164,265603 193169,265619 193172,265623 193173,265619 193183,265618 193185,265618 193187,265613 193209,265618 193209,265622 193209,265620 193220,265626 193220,265626 193230,265617 193230,265616 193235,265616 193237,265615 193238,265604 193252,265606 193257,265607 193259,265607 193262,265607 193264,265607 193266,265607 193270,265607 193274,265607 193279,265606 193284,265605 193289,265602 193294,265595 193312,265598 193318,265600 193322,265601 193326,265602 193330,265602 193334,265602 193336,265602 193337,265599 193344,265610 193360,265611 193361,265612 193364,265613 193369,265615 193375,265615 193377,265615 193380,265613 193393,265609 193392,265607 193392,265605 193393,265587 193403,265588 193412,265589 193419,265610 193422,265629 193424,265631 193418,265633 193409,265637 193402,265642 193392,265659 193409,265661 193410,265662 193414,265662 193416,265663 193418,265664 193419,265664 193420,265665 193422,265665 193424,265666 193426,265666 193428,265665 193452,265657 193455,265652 193457,265640 193441,265636 193435,265623 193444,265642 193493,265645 193490,265649 193487,265665 193513,265673 193526,265681 193532,265683 193534,265684 193536,265685 193540,265686 193544,265687 193545,265687 193546,265690 193576,265682 193584,265655 193612,265667 193624,265668 193624,265670 193627,265679 193624,265683 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192980,265978 192970,265988 192970,265988 192980,265978 192980),(266088 192809,266088 192813,266080 192813,266078 192813,266078 192803,266088 192803,266088 192809),(265981 192800,265981 192790,265991 192790,265991 192800,265981 192800),(265951 192844,265951 192834,265961 192834,265961 192844,265951 192844),(265917 193026,265917 193016,265927 193016,265927 193026,265917 193026),(265926 193055,265926 193045,265936 193045,265936 193055,265926 193055),(265966 192746,265966 192736,265976 192736,265976 192746,265966 192746),(266046 192708,266046 192698,266056 192698,266056 192708,266046 192708),(265692 193744,265687 193751,265684 193755,265682 193756,265667 193763,265635 193732,265630 193728,265650 193718,265652 193717,265662 193716,265673 193718,265676 193718,265679 193718,265681 193718,265682 193719,265683 193723,265687 193723,265687 193733,265692 193744),(265611 193820,265611 193810,265621 193810,265621 193820,265611 193820),(265731 193735,265731 193725,265741 193725,265741 193735,265731 193735),(265708 193562,265708 193552,265718 193552,265718 193562,265708 193562),(265650 193477,265640 193477,265640 193467,265648 193467,265650 193467,265650 193477),(265680 193109,265680 193099,265690 193099,265690 193109,265680 193109),(265611 193335,265611 193325,265621 193325,265621 193335,265611 193335),(265610 194005,265610 193995,265620 193995,265620 194005,265610 194005),(265570 193944,265570 193934,265580 193934,265580 193944,265570 193944),(265643 193872,265643 193862,265653 193862,265653 193872,265643 193872),(265909 193141,265909 193131,265919 193131,265919 193141,265909 193141),(265800 193015,265800 193005,265810 193005,265810 193015,265800 193015),(265728 194212,265728 194202,265738 194202,265738 194212,265728 194212),(265691 194370,265691 194360,265701 194360,265701 194370,265691 194370)),((265057 193097,265050 193096,265044 193093,265043 193093,265041 193093,265038 193093,265037 193093,265035 193093,265029 193092,265031 193093,265035 193094,265060 193099,265076 193103,265058 193097,265057 193097)),((265246 193239,265266 193230,265268 193230,265279 193209,265282 193211,265281 193210,265290 193199,265273 193188,265269 193196,265260 193213,265249 193234,265246 193239)),((265525 192957,265525 192962,265524 192965,265526 192968,265530 192975,265533 192983,265536 192990,265540 192993,265562 193014,265575 193011,265609 193004,265606 192991,265602 192978,265607 192966,265613 192953,265573 192946,265533 192939,265527 192954,265525 192957)),((265345 192929,265348 192937,265349 192941,265371 192945,265372 192945,265373 192938,265374 192935,265374 192934,265364 192919,265363 192920,265345 192929)))";
string s2 = "POLYGON((265433 194418,265428 194412,265430 194410,265430 194411,265425 194414,265462 194386,265466 194384,265468 194382,265469 194382,265469 194381,265471 194380,265471 194379,265471 194378,265470 194377,265469 194376,265469 194375,265468 194374,265467 194373,265467 194372,265466 194371,265453 194363,265451 194368,265451 194370,265450 194370,265449 194371,265448 194372,265448 194373,265447 194373,265446 194374,265445 194375,265444 194376,265443 194376,265442 194377,265441 194378,265440 194379,265439 194379,265438 194380,265437 194381,265436 194381,265435 194382,265434 194383,265433 194383,265432 194384,265431 194385,265430 194386,265429 194387,265428 194387,265427 194388,265426 194389,265425 194390,265424 194390,265423 194391,265422 194392,265421 194393,265420 194393,265419 194394,265418 194395,265417 194396,265416 194396,265414 194397,265414 194398,265413 194398,265412 194399,265411 194400,265410 194401,265409 194402,265408 194402,265407 194403,265406 194404,265405 194405,265404 194405,265403 194406,265402 194407,265402 194407,265401 194408,265399 194409,265398 194411,265396 194412,265395 194413,265393 194414,265392 194415,265391 194415,265390 194416,265390 194417,265389 194417,265388 194418,265387 194419,265386 194419,265385 194420,265384 194421,265383 194422,265382 194423,265381 194423,265380 194424,265379 194425,265378 194425,265377 194426,265376 194427,265374 194428,265372 194429,265371 194430,265370 194431,265330 194429,265369 194467,265379 194477,265422 194481,265427 194484,265433 194488,265467 194515,265469 194508,265487 194442,265467 194422,265466 194421,265465 194421,265464 194421,265463 194421,265448 194406,265433 194418))";
WKTReader reader = new WKTReader(GeometryFactory.Fixed);
Assert.IsNotNull(reader);
IGeometry g1 = reader.Read(s1);
Assert.IsNotNull(g1);
IGeometry g2 = reader.Read(s2);
Assert.IsNotNull(g2);
IGeometry result = g1.Union(g2);
Assert.IsNotNull(result);
Debug.WriteLine(result);
}
public void FromXML(XmlReader reader)
{
if (reader.IsStartElement("Feature"))
{
reader.ReadStartElement("Feature");
//Read the geometry
if (reader.IsStartElement("Geometry"))
{
reader.ReadStartElement("Geometry");
string wkt = reader.ReadString();
WKTReader wktReader = new WKTReader();
Shape = wktReader.Read(wkt);
reader.ReadEndElement();//Read [Geometry] end
}
//Read the attributes
if (Attributes != null)
{
Attributes.FromXML(reader);
}
else
{
throw new NullReferenceException("Cannot read attribute values into feature. The [Attributes] property is NULL.");
}
reader.ReadEndElement();//Read [Feature] end
}
}
public void Normalize()
{
var polygon =
new WKTReader().Read(
"POLYGON((2 -10,1.4 -7,3.4 -7,2.6 -3,0.6 -3,0 0,0 1,10 1,10 0,9 -5,8.6 -7,8 -10,2 -10))");
var normal = GeometryHelper.NormalizeGeometry(polygon);
Assert.AreEqual(polygon.Coordinates.Length-2,normal.Coordinates.Length);
}
public void NormalizeLineString()
{
var line =
new WKTReader().Read(
"LINESTRING(10 10,5 5,0 0)");
var normal = GeometryHelper.NormalizeGeometry(line);
Assert.AreEqual(new[]{new Coordinate(10,10),new Coordinate(0,0)}, normal.Coordinates);
}
private void InitBlock()
{
reader = new WKTReader();
}
/// <summary>
///
/// </summary>
/// <param name="factory"></param>
protected BaseSamples(IGeometryFactory factory, WKTReader reader)
{
this.factory = factory;
this.reader = reader;
}