gvsig-3d / 2.1 / trunk / org.gvsig.view3d / org.gvsig.view3d.vector / org.gvsig.view3d.vector.lib / org.gvsig.view3d.vector.lib.impl / src / main / java / org / gvsig / view3d / vector / lib / impl / extrusion / DefaultVectorExtrusionLineRenderableLayer.java @ 767
History | View | Annotate | Download (5.42 KB)
1 |
package org.gvsig.view3d.vector.lib.impl.extrusion; |
---|---|
2 |
|
3 |
import java.awt.Color; |
4 |
import java.util.ArrayList; |
5 |
import java.util.List; |
6 |
|
7 |
import org.apache.commons.lang3.StringUtils; |
8 |
import org.cresques.cts.ICoordTrans; |
9 |
import org.cresques.cts.IProjection; |
10 |
|
11 |
import org.gvsig.fmap.crs.CRSFactory; |
12 |
import org.gvsig.fmap.dal.exception.DataException; |
13 |
import org.gvsig.fmap.dal.feature.Feature; |
14 |
import org.gvsig.fmap.dal.feature.FeatureQuery; |
15 |
import org.gvsig.fmap.dal.feature.FeatureStore; |
16 |
import org.gvsig.fmap.geom.Geometry; |
17 |
import org.gvsig.fmap.geom.Geometry.TYPES; |
18 |
import org.gvsig.fmap.geom.aggregate.MultiLine; |
19 |
import org.gvsig.fmap.geom.primitive.Curve; |
20 |
import org.gvsig.fmap.geom.primitive.Line; |
21 |
import org.gvsig.fmap.geom.primitive.Point; |
22 |
import org.gvsig.fmap.mapcontext.layers.FLayer; |
23 |
import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend; |
24 |
import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
25 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol; |
26 |
import org.gvsig.view3d.vector.lib.api.VectorElevationMode; |
27 |
import org.gvsig.view3d.vector.lib.api.VectorExtrusionLoaderParameters; |
28 |
import org.gvsig.view3d.vector.lib.api.VectorLoaderParameters; |
29 |
import org.gvsig.view3d.vector.lib.impl.AbstractRenderableLayer; |
30 |
|
31 |
import gov.nasa.worldwind.geom.Position; |
32 |
import gov.nasa.worldwind.render.BasicShapeAttributes; |
33 |
import gov.nasa.worldwind.render.Material; |
34 |
import gov.nasa.worldwind.render.Path; |
35 |
import gov.nasa.worldwind.render.Renderable; |
36 |
|
37 |
public class DefaultVectorExtrusionLineRenderableLayer extends AbstractRenderableLayer { |
38 |
|
39 |
private BasicShapeAttributes normalShapeAttributes;
|
40 |
|
41 |
public DefaultVectorExtrusionLineRenderableLayer(VectorLoaderParameters parameters, FeatureStore featureStore,
|
42 |
IVectorLegend legend) { |
43 |
super(parameters, featureStore);
|
44 |
this.normalShapeAttributes = getNormalShapAttributes(legend);
|
45 |
} |
46 |
|
47 |
@Override
|
48 |
protected List<Renderable> getRenderables(Feature feature) { |
49 |
|
50 |
double heightFieldValue = 0; |
51 |
String heightField = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
|
52 |
if (StringUtils.isNoneBlank(heightField)) {
|
53 |
heightFieldValue = feature.getDouble(heightField); |
54 |
} |
55 |
|
56 |
Geometry geom = feature.getDefaultGeometry(); |
57 |
List<Renderable> renderables = new ArrayList<>(); |
58 |
if (geom.getGeometryType().isTypeOf(TYPES.MULTILINE)) {
|
59 |
MultiLine multiLine = (MultiLine) geom; |
60 |
for (int i = 0; i < multiLine.getPrimitivesNumber(); i++) { |
61 |
if (multiLine.getCurveAt(i).getNumVertices() >= 2) { |
62 |
renderables.add(getRenderable(multiLine.getCurveAt(i), heightFieldValue)); |
63 |
} |
64 |
} |
65 |
} else {
|
66 |
if (((Line) geom).getNumVertices() >= 2) { |
67 |
renderables.add(getRenderable((Line) geom, heightFieldValue));
|
68 |
} |
69 |
} |
70 |
return renderables;
|
71 |
} |
72 |
|
73 |
private Renderable getRenderable(Curve curve, double heightFieldValue) { |
74 |
boolean hasZ = curve.getDimension() > 2; |
75 |
double h = 0.0; |
76 |
|
77 |
if (VectorElevationMode.CLAMP_TO_GROUND.equals(parameters.getVectorElevationMode())) {
|
78 |
hasZ = false;
|
79 |
} else {
|
80 |
if (VectorElevationMode.RELATIVE_TO_GROUND.equals(parameters.getVectorElevationMode())) {
|
81 |
hasZ = false;
|
82 |
} |
83 |
if (parameters.getConstantHeight() != null) { |
84 |
h = parameters.getConstantHeight(); |
85 |
} |
86 |
} |
87 |
|
88 |
h += heightFieldValue; |
89 |
h *= ((VectorExtrusionLoaderParameters) parameters).getVerticalExaggeration(); |
90 |
ICoordTrans coordTrans = getCoordTrans(this.parameters.getLayer().getProjection());
|
91 |
List<Position> verticesList = getVertices(curve, h, hasZ, coordTrans); |
92 |
Path path = new Path(verticesList);
|
93 |
path.setAltitudeMode(getAltitudeMode(this.parameters.getVectorElevationMode()));
|
94 |
path.setAttributes(normalShapeAttributes); |
95 |
path.setExtrude(true);
|
96 |
return path;
|
97 |
} |
98 |
|
99 |
private BasicShapeAttributes getNormalShapAttributes(IVectorLegend legend) {
|
100 |
|
101 |
Material outlineMaterial; |
102 |
double outlineOpacity = 1.0; |
103 |
double outlineWidth = 3.0; |
104 |
|
105 |
ISymbol symbol = legend.getDefaultSymbol(); |
106 |
if (symbol instanceof ILineSymbol) { |
107 |
ILineSymbol lineSymbol = (ILineSymbol) symbol; |
108 |
Color lineColor = lineSymbol.getColor();
|
109 |
int lineAlpha = lineSymbol.getAlpha();
|
110 |
outlineMaterial = new Material(lineColor);
|
111 |
outlineOpacity = lineAlpha / 255.0;
|
112 |
outlineWidth = lineSymbol.getLineWidth(); |
113 |
} else {
|
114 |
outlineMaterial = new Material(this.parameters.getDefaultColor()); |
115 |
outlineOpacity = 1.0;
|
116 |
outlineWidth = 3.0;
|
117 |
} |
118 |
normalShapeAttributes = new BasicShapeAttributes();
|
119 |
normalShapeAttributes.setOutlineMaterial(outlineMaterial); |
120 |
normalShapeAttributes.setOutlineWidth(outlineWidth); |
121 |
normalShapeAttributes.setOutlineOpacity(outlineOpacity); |
122 |
return normalShapeAttributes;
|
123 |
} |
124 |
|
125 |
@Override
|
126 |
protected FeatureQuery getFeatureQuery() throws DataException { |
127 |
FeatureQuery featureQuery = super.getFeatureQuery();
|
128 |
// Add field height to feature query
|
129 |
String fieldHeight = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
|
130 |
if (StringUtils.isNotBlank(fieldHeight)) {
|
131 |
featureQuery.addAttributeName(fieldHeight); |
132 |
} |
133 |
return featureQuery;
|
134 |
} |
135 |
|
136 |
} |