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
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1 | 44006 | jjdelcerro | package org.gvsig.app.project.documents.view.expressionevaluator; |
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2 | |||
3 | 44101 | jjdelcerro | import java.awt.Dialog; |
4 | import java.awt.Window; |
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5 | 44006 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder; |
6 | import org.gvsig.expressionevaluator.ExpressionBuilder.Config; |
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7 | import org.gvsig.expressionevaluator.ExpressionBuilder.GeometrySupportType; |
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8 | import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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9 | import org.gvsig.expressionevaluator.swing.Element.CalculatedElement; |
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10 | import org.gvsig.expressionevaluator.swing.Element.SimpleElement; |
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11 | 44129 | jjdelcerro | import org.gvsig.expressionevaluator.swing.JExpressionBuilder; |
12 | 44006 | jjdelcerro | import org.gvsig.expressionevaluator.swing.spi.AbstractElement; |
13 | import org.gvsig.fmap.geom.Geometry; |
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14 | 44012 | jjdelcerro | import org.gvsig.tools.ToolsLocator; |
15 | 44006 | jjdelcerro | import org.gvsig.tools.swing.api.Component; |
16 | |||
17 | /**
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18 | *
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19 | * @author jjdelcerro
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20 | */
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21 | 44101 | jjdelcerro | @SuppressWarnings("UseSpecificCatch") |
22 | 44006 | jjdelcerro | public class ViewCapturePointElement |
23 | extends AbstractElement
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24 | 44101 | jjdelcerro | implements SimpleElement, CalculatedElement {
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25 | |||
26 | 44006 | jjdelcerro | private ViewCapturePointPanel aditionalPanel;
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27 | |||
28 | public ViewCapturePointElement() {
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29 | 44012 | jjdelcerro | super(
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30 | 44101 | jjdelcerro | ToolsLocator.getI18nManager().getTranslation("_Capture_point"),
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31 | 44012 | jjdelcerro | "expressionbuilder-element-view-capture-point"
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32 | ); |
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33 | 44006 | jjdelcerro | } |
34 | |||
35 | @Override
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36 | public Object getValue() { |
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37 | if (this.aditionalPanel == null) { |
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38 | return null; |
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39 | } |
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40 | try {
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41 | Geometry geom = this.aditionalPanel.getGeometry();
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42 | if (geom == null) { |
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43 | return null; |
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44 | } |
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45 | ExpressionBuilder builder = ExpressionEvaluatorLocator.getManager().createExpressionBuilder(); |
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46 | if (this.aditionalPanel.insertAsWKT()) { |
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47 | if (this.aditionalPanel.insertAsGeometry()) { |
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48 | builder.getConfig().set( |
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49 | Config.geometry_type_support, |
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50 | GeometrySupportType.WKT |
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51 | ); |
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52 | return builder.geometry(geom, geom.getProjection()).toString();
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53 | } else {
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54 | String wkt = geom.convertToWKT();
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55 | return "'" + wkt + "'"; |
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56 | } |
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57 | } else {
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58 | if (this.aditionalPanel.insertAsGeometry()) { |
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59 | builder.getConfig().set( |
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60 | Config.geometry_type_support, |
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61 | GeometrySupportType.WKB |
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62 | ); |
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63 | return builder.geometry(geom, geom.getProjection()).toString();
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64 | } else {
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65 | byte[] wkb = geom.convertToWKB(); |
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66 | return builder.bytearray_hex(wkb);
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67 | } |
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68 | } |
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69 | } catch (Exception ex) { |
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70 | LOGGER.warn("Can't get point value.", ex);
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71 | return null; |
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72 | } |
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73 | } |
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74 | |||
75 | @Override
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76 | 44129 | jjdelcerro | public Component getAditionalPanel(JExpressionBuilder expressionBuilder) { |
77 | 44006 | jjdelcerro | if (aditionalPanel == null) { |
78 | this.aditionalPanel = new ViewCapturePointPanel(); |
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79 | } |
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80 | return this.aditionalPanel; |
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81 | } |
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82 | |||
83 | 44101 | jjdelcerro | @Override
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84 | public boolean isEnabled() { |
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85 | return ! isModalDialogShowing();
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86 | } |
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87 | |||
88 | private static boolean isModalDialogShowing() { |
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89 | Window[] windows = Window.getWindows(); |
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90 | if (windows != null) { // don't rely on current implementation, which at least returns [0]. |
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91 | for (Window w : windows) { |
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92 | if (w.isShowing() && w instanceof Dialog && ((Dialog) w).isModal()) { |
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93 | return true; |
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94 | } |
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95 | } |
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96 | } |
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97 | return false; |
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98 | } |
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99 | 44006 | jjdelcerro | } |