|
1
|
|
|
2
|
private Geometry removeVertexGC(MultiPrimitive gc, Handler handler)
|
|
3
|
throws GeometryOperationNotSupportedException,
|
|
4
|
GeometryOperationException, CreateGeometryException {
|
|
5
|
|
|
6
|
Primitive prim = null;
|
|
7
|
int np = gc.getPrimitivesNumber();
|
|
8
|
|
|
9
|
for (int i = 0; i < np; i++) {
|
|
10
|
prim = gc.getPrimitiveAt(i);
|
|
11
|
Handler[] hh = prim.getHandlers(Geometry.SELECTHANDLER);
|
|
12
|
int nh = hh.length;
|
|
13
|
for (int j=0; j<nh; j++) {
|
|
14
|
if (hh[j].equalsPoint(handler)) {
|
|
15
|
|
|
16
|
|
|
17
|
|
|
18
|
|
|
19
|
Geometry resp = this.removeVertex(prim, handler);
|
|
20
|
for (int k=0; k<np; k++) {
|
|
21
|
if (k != i) {
|
|
22
|
resp = resp.union(gc.getPrimitiveAt(k));
|
|
23
|
}
|
|
24
|
}
|
|
25
|
if (resp.getType() == Geometry.TYPES.SURFACE){
|
|
26
|
MultiSurface geom = createMultiSurface();
|
|
27
|
geom.addSurface((Surface)resp);
|
|
28
|
return geom;
|
|
29
|
}else if (resp.getType() == Geometry.TYPES.POINT){
|
|
30
|
MultiPoint geom = createMultiPoint();
|
|
31
|
geom.addPoint((Point)resp);
|
|
32
|
return geom;
|
|
33
|
}else if (resp.getType() == Geometry.TYPES.CURVE){
|
|
34
|
MultiCurve geom = createMultiCurve();
|
|
35
|
geom.addCurve((Curve)resp);
|
|
36
|
return geom;
|
|
37
|
}
|
|
38
|
return resp;
|
|
39
|
}
|
|
40
|
}
|
|
41
|
}
|
|
42
|
throw new CreateGeometryException(
|
|
43
|
new Exception("Unable to remove vertex"));
|
|
44
|
}
|
|
45
|
|
|
46
|
|
|
47
|
|
|
48
|
private MultiSurface parseMultiPolygon(ByteBuffer data)
|
|
49
|
throws CreateGeometryException {
|
|
50
|
int count = data.getInt();
|
|
51
|
|
|
52
|
int subType = getSubType(gHaveZ, gHaveM);
|
|
53
|
MultiSurface multiSurface = (MultiSurface)geomManager.create(TYPES.MULTISURFACE, subType);
|
|
54
|
|
|
55
|
Point point;
|
|
56
|
for (int i = 0; i < count; i++) {
|
|
57
|
parseTypeAndSRID(data);
|
|
58
|
int countRings = data.getInt();
|
|
59
|
Surface surface = (Surface)geomManager.create(TYPES.SURFACE, subType);
|
|
60
|
for (int j = 0; j < countRings; j++) {
|
|
61
|
double[][] points =
|
|
62
|
parsePointsAsDoubleArray(data, gHaveZ, gHaveM);
|
|
63
|
|
|
64
|
|
|
65
|
surface.addMoveToVertex(geomManager.createPoint(points[0][0], points[0][1], subType));
|
|
66
|
|
|
67
|
|
|
68
|
int lastPoint = points.length - 1;
|
|
69
|
for (int k=1 ; k<lastPoint ; k++){
|
|
70
|
point = geomManager.createPoint(points[k][0], points[k][1], subType);
|
|
71
|
for (int l=2 ; l<points[k].length ; i++){
|
|
72
|
point.setCoordinateAt(l, points[k][l]);
|
|
73
|
}
|
|
74
|
surface.addVertex(point);
|
|
75
|
}
|
|
76
|
surface.closePrimitive();
|
|
77
|
}
|
|
78
|
multiSurface.addSurface(surface);
|
|
79
|
}
|
|
80
|
return multiSurface;
|
|
81
|
}
|
|
82
|
|
|
83
|
|
|
84
|
private MultiCurve parseMultiLineString(ByteBuffer data) throws CreateGeometryException {
|
|
85
|
MultiCurve multiCurve = (MultiCurve) geomManager.create(TYPES.MULTICURVE, getSubType(gHaveZ, gHaveM));
|
|
86
|
Curve curve = (Curve) geomManager.create(TYPES.CURVE, getSubType(gHaveZ, gHaveM));
|
|
87
|
fillOrientablePrimitive(data, curve);
|
|
88
|
multiCurve.addCurve(curve);
|
|
89
|
return multiCurve;
|
|
90
|
}
|