svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app / org.gvsig.app.mainplugin / src / main / java / org / gvsig / app / project / documents / view / expressionevaluator / ViewCapturePointElement.java @ 44129
History | View | Annotate | Download (3.45 KB)
1 |
package org.gvsig.app.project.documents.view.expressionevaluator; |
---|---|
2 |
|
3 |
import java.awt.Dialog; |
4 |
import java.awt.Window; |
5 |
import org.gvsig.expressionevaluator.ExpressionBuilder; |
6 |
import org.gvsig.expressionevaluator.ExpressionBuilder.Config; |
7 |
import org.gvsig.expressionevaluator.ExpressionBuilder.GeometrySupportType; |
8 |
import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
9 |
import org.gvsig.expressionevaluator.swing.Element.CalculatedElement; |
10 |
import org.gvsig.expressionevaluator.swing.Element.SimpleElement; |
11 |
import org.gvsig.expressionevaluator.swing.JExpressionBuilder; |
12 |
import org.gvsig.expressionevaluator.swing.spi.AbstractElement; |
13 |
import org.gvsig.fmap.geom.Geometry; |
14 |
import org.gvsig.tools.ToolsLocator; |
15 |
import org.gvsig.tools.swing.api.Component; |
16 |
|
17 |
/**
|
18 |
*
|
19 |
* @author jjdelcerro
|
20 |
*/
|
21 |
@SuppressWarnings("UseSpecificCatch") |
22 |
public class ViewCapturePointElement |
23 |
extends AbstractElement
|
24 |
implements SimpleElement, CalculatedElement {
|
25 |
|
26 |
private ViewCapturePointPanel aditionalPanel;
|
27 |
|
28 |
public ViewCapturePointElement() {
|
29 |
super(
|
30 |
ToolsLocator.getI18nManager().getTranslation("_Capture_point"),
|
31 |
"expressionbuilder-element-view-capture-point"
|
32 |
); |
33 |
} |
34 |
|
35 |
@Override
|
36 |
public Object getValue() { |
37 |
if (this.aditionalPanel == null) { |
38 |
return null; |
39 |
} |
40 |
try {
|
41 |
Geometry geom = this.aditionalPanel.getGeometry();
|
42 |
if (geom == null) { |
43 |
return null; |
44 |
} |
45 |
ExpressionBuilder builder = ExpressionEvaluatorLocator.getManager().createExpressionBuilder(); |
46 |
if (this.aditionalPanel.insertAsWKT()) { |
47 |
if (this.aditionalPanel.insertAsGeometry()) { |
48 |
builder.getConfig().set( |
49 |
Config.geometry_type_support, |
50 |
GeometrySupportType.WKT |
51 |
); |
52 |
return builder.geometry(geom, geom.getProjection()).toString();
|
53 |
} else {
|
54 |
String wkt = geom.convertToWKT();
|
55 |
return "'" + wkt + "'"; |
56 |
} |
57 |
} else {
|
58 |
if (this.aditionalPanel.insertAsGeometry()) { |
59 |
builder.getConfig().set( |
60 |
Config.geometry_type_support, |
61 |
GeometrySupportType.WKB |
62 |
); |
63 |
return builder.geometry(geom, geom.getProjection()).toString();
|
64 |
} else {
|
65 |
byte[] wkb = geom.convertToWKB(); |
66 |
return builder.bytearray_hex(wkb);
|
67 |
} |
68 |
} |
69 |
} catch (Exception ex) { |
70 |
LOGGER.warn("Can't get point value.", ex);
|
71 |
return null; |
72 |
} |
73 |
} |
74 |
|
75 |
@Override
|
76 |
public Component getAditionalPanel(JExpressionBuilder expressionBuilder) { |
77 |
if (aditionalPanel == null) { |
78 |
this.aditionalPanel = new ViewCapturePointPanel(); |
79 |
} |
80 |
return this.aditionalPanel; |
81 |
} |
82 |
|
83 |
@Override
|
84 |
public boolean isEnabled() { |
85 |
return ! isModalDialogShowing();
|
86 |
} |
87 |
|
88 |
private static boolean isModalDialogShowing() { |
89 |
Window[] windows = Window.getWindows(); |
90 |
if (windows != null) { // don't rely on current implementation, which at least returns [0]. |
91 |
for (Window w : windows) { |
92 |
if (w.isShowing() && w instanceof Dialog && ((Dialog) w).isModal()) { |
93 |
return true; |
94 |
} |
95 |
} |
96 |
} |
97 |
return false; |
98 |
} |
99 |
} |