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 / ViewTakeProjectionCodeElement.java @ 44644
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package org.gvsig.app.project.documents.view.expressionevaluator; |
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import java.util.Objects; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.app.ApplicationLocator; |
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import org.gvsig.app.ApplicationManager; |
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import org.gvsig.app.project.documents.view.ViewDocument; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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import org.gvsig.expressionevaluator.swing.Element.SimpleElement; |
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import org.gvsig.expressionevaluator.swing.Element.ConstantElement; |
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import org.gvsig.expressionevaluator.swing.spi.AbstractElement; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.i18n.I18nManager; |
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/**
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*
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* @author jjdelcerro
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*/
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@SuppressWarnings("UseSpecificCatch") |
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public class ViewTakeProjectionCodeElement |
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extends AbstractElement
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implements SimpleElement, ConstantElement
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{
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public ViewTakeProjectionCodeElement() {
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super(
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"ViewTakeProjectionCode",
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ToolsLocator.getI18nManager().getTranslation("_Take_projection_code"),
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"expressionbuilder-element-view-projection-code"
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); |
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} |
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private IProjection getCurrentProjection() {
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ApplicationManager application = ApplicationLocator.getManager(); |
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ViewDocument viewDoc = (ViewDocument) application.getActiveDocument(ViewDocument.class); |
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if( viewDoc == null ) { |
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return null; |
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} |
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IProjection proj = viewDoc.getMapContext().getProjection(); |
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return proj;
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} |
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private Object getProjectionCode(IProjection proj) { |
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if( proj == null ) { |
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return 0; |
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} |
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String[] proj_s = proj.getAbrev().split(":"); |
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try {
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int code = Integer.parseInt(proj_s[1]); |
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return code;
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} catch(Exception ex) { |
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return proj_s[1]; |
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} |
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} |
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@Override
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public Object getValue() { |
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IProjection proj = this.getCurrentProjection();
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return this.getProjectionCode(proj); |
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} |
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@Override
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public String getRenderedValue() { |
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return Objects.toString(this.getValue(), "0"); |
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} |
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@Override
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public String getDescription() { |
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I18nManager i18n = ToolsLocator.getI18nManager(); |
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IProjection proj = this.getCurrentProjection();
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StringBuilder html = new StringBuilder(); |
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html.append("<html>\n");
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html.append("<b>").append(i18n.getTranslation("_Constant")).append("</b><br>\n<br>\n"); |
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if( proj == null ) { |
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html.append("<b>").append(i18n.getTranslation("_Value")).append("</b> NULL<br>\n"); |
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} else {
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ExpressionEvaluatorManager expressionManager = ExpressionEvaluatorLocator.getExpressionEvaluatorManager(); |
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Object code = this.getProjectionCode(proj); |
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html.append("<b>").append(i18n.getTranslation("_Value")).append("</b> ").append(expressionManager.getReprMethod(proj).repr(proj)).append("</b>"); |
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html.append(" (").append(proj.getAbrev()).append(")<br>\n"); |
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html.append("<b>").append(i18n.getTranslation("_Type")).append("</b> ").append(code.getClass().getSimpleName()).append("<br>\n"); |
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} |
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html.append("</html>\n");
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return html.toString();
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} |
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} |