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/*******************************************************************************
* Copyright (c) 2014 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* CONTRIBUTORS:
* Henrik Rentz-Reichert (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.core.ui.highlight;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.etrice.core.common.ui.highlight.BaseSemanticHighlighter;
import org.eclipse.etrice.core.converter.RoomValueConverterService;
import org.eclipse.etrice.core.services.RoomGrammarAccess;
import org.eclipse.etrice.dctools.ast.DCUtil;
import org.eclipse.etrice.dctools.fsm.ast.DCLanguage;
import org.eclipse.etrice.ui.behavior.fsm.Activator;
import org.eclipse.etrice.ui.behavior.fsm.actioneditor.preferences.PreferenceConstants;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.xtext.RuleCall;
import org.eclipse.xtext.ide.editor.syntaxcoloring.IHighlightedPositionAcceptor;
import org.eclipse.xtext.nodemodel.INode;
import org.eclipse.xtext.resource.XtextResource;
import org.eclipse.xtext.util.CancelIndicator;
import com.google.inject.Inject;
/**
* @author Henrik Rentz-Reichert
*
*/
public class RoomSemanticHighlightingCalculator extends BaseSemanticHighlighter {
@Inject RoomGrammarAccess grammar;
@Inject RoomValueConverterService converterService;
@Inject DCUtil detailCodeUtil;
DCLanguage language = null;
public RoomSemanticHighlightingCalculator() {
}
@Override
public void provideHighlightingFor(XtextResource resource, IHighlightedPositionAcceptor acceptor, CancelIndicator cancelIndicator) {
if (resource == null || resource.getParseResult() == null)
return;
if (language==null) {
setLanguage();
}
INode root = resource.getParseResult().getRootNode();
for (INode node : root.getAsTreeIterable()) {
if(cancelIndicator.isCanceled())
break;
super.provideHighlightingFor(node, resource, acceptor);
EObject obj = node.getGrammarElement();
if (obj instanceof RuleCall) {
RuleCall ruleCall = (RuleCall) obj;
if(ruleCall.getRule() == grammar.getAnnotationRule()){
acceptor.addPosition(node.getOffset(), node.getLength(), RoomHighlightingConfiguration.HL_ANNOTATION_ID);
}
else if(ruleCall.getRule() == grammar.getCC_STRINGRule()) {
HighlightingAstVisitor.highlight(node, acceptor, detailCodeUtil);
}
}
}
}
private void setLanguage() {
IPreferenceStore preferenceStore = Activator.getDefault().getPreferenceStore();
String lang = preferenceStore.getString(PreferenceConstants.EDITOR_LANGUAGE);
if (lang.equals(PreferenceConstants.JAVA_LANGUAGE)) {
language = DCLanguage.JAVA_LANGUAGE;
}
else {
language = DCLanguage.CPP_LANGUAGE;
}
detailCodeUtil.setLanguage(language);
}
}
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