gvsig-vectorediting / org.gvsig.vectorediting / trunk / org.gvsig.vectorediting / org.gvsig.vectorediting.lib / org.gvsig.vectorediting.lib.prov / org.gvsig.vectorediting.lib.prov.editvertex / src / main / java / org / gvsig / vectorediting / lib / prov / editvertex / operation / FilledEllipseEditVertexOperation.java @ 575
History | View | Annotate | Download (6.19 KB)
1 |
package org.gvsig.vectorediting.lib.prov.editvertex.operation; |
---|---|
2 |
|
3 |
import java.util.ArrayList; |
4 |
import java.util.List; |
5 |
|
6 |
import org.gvsig.fmap.geom.Geometry; |
7 |
import org.gvsig.fmap.geom.GeometryLocator; |
8 |
import org.gvsig.fmap.geom.GeometryManager; |
9 |
import org.gvsig.fmap.geom.exception.CreateGeometryException; |
10 |
import org.gvsig.fmap.geom.operation.GeometryOperationException; |
11 |
import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
12 |
import org.gvsig.fmap.geom.primitive.Ellipse; |
13 |
import org.gvsig.fmap.geom.primitive.Line; |
14 |
import org.gvsig.fmap.geom.primitive.Point; |
15 |
import org.gvsig.fmap.geom.primitive.Primitive; |
16 |
import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
17 |
import org.gvsig.vectorediting.lib.spi.DefaultDrawingStatus; |
18 |
import org.gvsig.vectorediting.lib.spi.EditingProviderLocator; |
19 |
import org.gvsig.vectorediting.lib.spi.EditingProviderManager; |
20 |
|
21 |
public class FilledEllipseEditVertexOperation implements EditVertexOperation { |
22 |
|
23 |
public FilledEllipseEditVertexOperation() {
|
24 |
// TODO Auto-generated constructor stub
|
25 |
} |
26 |
|
27 |
public Geometry insertVertex(Primitive geom, int index) |
28 |
throws CreateGeometryException {
|
29 |
return null; |
30 |
} |
31 |
|
32 |
public Geometry removeVertex(Primitive geom, int index) |
33 |
throws CreateGeometryException {
|
34 |
return null; |
35 |
} |
36 |
|
37 |
public Geometry moveVertex(Primitive geom, int index, Point point) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException { |
38 |
GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
39 |
Ellipse result = (Ellipse) geom.cloneGeometry(); |
40 |
if(index == 0){ |
41 |
result.setPoints(point, ((Ellipse)geom).getAxis1End(), ((Ellipse)geom).getAxis2Dist()); |
42 |
} else if (index == 1){ |
43 |
result.setPoints(((Ellipse)geom).getAxis1Start(), point, ((Ellipse)geom).getAxis2Dist()); |
44 |
} else if (index == 2){ |
45 |
Point axis1Start = ((Ellipse)geom).getAxis1Start();
|
46 |
Point axis1End = ((Ellipse)geom).getAxis1End();
|
47 |
Point center = geometryManager.createPoint(
|
48 |
(axis1Start.getX()+axis1End.getX())/2,
|
49 |
(axis1Start.getY()+axis1End.getY())/2,
|
50 |
geom.getGeometryType().getSubType()); |
51 |
result.setPoints(((Ellipse)geom).getAxis1Start(), ((Ellipse)geom).getAxis1End(), center.distance(point)); |
52 |
} |
53 |
return result;
|
54 |
} |
55 |
|
56 |
public List<Point> getVertexesList(Primitive geom) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException { |
57 |
GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
58 |
ArrayList<Point> vertexList = new ArrayList<Point>(); |
59 |
Ellipse ellipse = (Ellipse) geom; |
60 |
Point axis1Start = ellipse.getAxis1Start();
|
61 |
vertexList.add(axis1Start); |
62 |
Point axis1End = ellipse.getAxis1End();
|
63 |
vertexList.add(axis1End); |
64 |
Point center = geometryManager.createPoint(
|
65 |
(axis1Start.getX()+axis1End.getX())/2,
|
66 |
(axis1Start.getY()+axis1End.getY())/2,
|
67 |
geom.getGeometryType().getSubType()); |
68 |
|
69 |
double angle = getAngle(axis1Start, axis1End);
|
70 |
|
71 |
vertexList.add(geometryManager.createPoint( |
72 |
center.getX() + ellipse.getAxis2Dist()*Math.cos(angle+Math.PI/2), |
73 |
center.getY() + ellipse.getAxis2Dist()*Math.sin(angle+Math.PI/2), |
74 |
geom.getGeometryType().getSubType())); |
75 |
|
76 |
return vertexList;
|
77 |
} |
78 |
|
79 |
public int getNumVertex(Primitive geom) { |
80 |
return 3; |
81 |
} |
82 |
|
83 |
public boolean canInsertVertex(Primitive geom, int index) { |
84 |
return false; |
85 |
} |
86 |
|
87 |
public boolean canRemoveVertex(Primitive geom, int index) { |
88 |
return false; |
89 |
} |
90 |
|
91 |
public boolean canMoveVertex(int index, Point point) { |
92 |
return true; |
93 |
} |
94 |
|
95 |
public double getAngle(Point start, Point end) |
96 |
throws GeometryOperationNotSupportedException,
|
97 |
GeometryOperationException { |
98 |
double angle =
|
99 |
Math.acos((end.getX() - start.getX()) / start.distance(end));
|
100 |
|
101 |
if (start.getY() > end.getY()) {
|
102 |
angle = -angle; |
103 |
} |
104 |
|
105 |
if (angle < 0) { |
106 |
angle += (2 * Math.PI); |
107 |
} |
108 |
|
109 |
return angle;
|
110 |
} |
111 |
|
112 |
public void addToDrawingStatus(DefaultDrawingStatus drawingStatus, |
113 |
Primitive primitive) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException {
|
114 |
GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
115 |
EditingProviderManager editingProviderManager = |
116 |
EditingProviderLocator.getProviderManager(); |
117 |
ISymbol auxiliaryLineSymbolEditing = |
118 |
editingProviderManager.getSymbol("auxiliary-line-symbol-editing");
|
119 |
ISymbol polygonSymbolEditing = |
120 |
editingProviderManager.getSymbol("polygon-symbol-editing");
|
121 |
Ellipse ellipse = (Ellipse)primitive; |
122 |
Point axis1Start = ellipse.getAxis1Start();
|
123 |
Point axis1End = ellipse.getAxis1End();
|
124 |
Line axis1Line = geometryManager.createLine(primitive.getGeometryType().getSubType());
|
125 |
axis1Line.setPoints(axis1Start,axis1End); |
126 |
drawingStatus.addStatus(axis1Line, auxiliaryLineSymbolEditing, "");
|
127 |
|
128 |
Line axis2Line = geometryManager.createLine(primitive.getGeometryType().getSubType());
|
129 |
|
130 |
Point center = geometryManager.createPoint(
|
131 |
(axis1Start.getX()+axis1End.getX())/2,
|
132 |
(axis1Start.getY()+axis1End.getY())/2,
|
133 |
primitive.getGeometryType().getSubType()); |
134 |
|
135 |
double angle = getAngle(axis1Start, axis1End);
|
136 |
|
137 |
Point axis2Point1 = geometryManager.createPoint(
|
138 |
center.getX() + ellipse.getAxis2Dist()*Math.cos(angle+Math.PI/2), |
139 |
center.getY() + ellipse.getAxis2Dist()*Math.sin(angle+Math.PI/2), |
140 |
primitive.getGeometryType().getSubType()); |
141 |
|
142 |
Point axis2Point2 = geometryManager.createPoint(
|
143 |
center.getX() - ellipse.getAxis2Dist()*Math.cos(angle+Math.PI/2), |
144 |
center.getY() - ellipse.getAxis2Dist()*Math.sin(angle+Math.PI/2), |
145 |
primitive.getGeometryType().getSubType()); |
146 |
|
147 |
axis2Line.setPoints(axis2Point1, |
148 |
axis2Point2); |
149 |
drawingStatus.addStatus(axis2Line, auxiliaryLineSymbolEditing, "");
|
150 |
|
151 |
drawingStatus.addStatus(primitive, polygonSymbolEditing, "");
|
152 |
} |
153 |
|
154 |
} |