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/*
* generated by Xtext
*/
package org.eclipse.etrice.core.ui.labeling;

import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.etrice.core.config.ActorClassConfig;
import org.eclipse.etrice.core.config.ActorInstanceConfig;
import org.eclipse.etrice.core.config.AttrClassConfig;
import org.eclipse.etrice.core.config.AttrInstanceConfig;
import org.eclipse.etrice.core.config.ConfigModel;
import org.eclipse.etrice.core.config.DynamicConfig;
import org.eclipse.etrice.core.config.Import;
import org.eclipse.etrice.core.config.PortClassConfig;
import org.eclipse.etrice.core.config.PortInstanceConfig;
import org.eclipse.etrice.core.config.ProtocolClassConfig;
import org.eclipse.etrice.core.config.RefPath;
import org.eclipse.etrice.core.config.SubSystemConfig;
import org.eclipse.etrice.core.config.util.ConfigUtil;
import org.eclipse.etrice.core.room.ActorContainerClass;
import org.eclipse.etrice.core.room.ActorRef;
import org.eclipse.jface.resource.FontDescriptor;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.jface.viewers.StyledString.Styler;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.xtext.ui.label.DefaultEObjectLabelProvider;
import org.eclipse.xtext.ui.label.StylerFactory;

import com.google.inject.Inject;

/**
 * Provides labels for a EObjects.
 * 
 * see http://www.eclipse.org/Xtext/documentation/latest/xtext.html#labelProvider
 */
public class ConfigLabelProvider extends DefaultEObjectLabelProvider {

	private static final String KEYWORD_COLOR = "KEYWORD_COLOR";
	
	@Inject
	private StylerFactory stylerFactory;
	private Styler keywordStyler = null;

	@Inject
	public ConfigLabelProvider(AdapterFactoryLabelProvider delegate) {
		super(delegate);
		
		JFaceResources.getColorRegistry().put(KEYWORD_COLOR, new RGB(50, 50, 50));
	}

	String image(ConfigModel mdl) {
		return "Config_ConfigModel.png";
	}

	String image(Import mdl) {
		return "Config_Import.png";
	}

	String image(ActorClassConfig mdl) {
		return "Config_ActorClassConfig.png";
	}

	String image(ActorInstanceConfig mdl) {
		return "Config_ActorInstanceConfig.png";
	}

	String image(AttrClassConfig mdl) {
		return "Config_AttrClassConfig.png";
	}

	String image(AttrInstanceConfig mdl) {
		return "Config_AttrInstanceConfig.png";
	}

	String image(DynamicConfig mdl) {
		return "Config_DynamicConfig.png";
	}

	String image(PortClassConfig mdl) {
		return "Config_PortClassConfig.png";
	}

	String image(PortInstanceConfig mdl) {
		return "Config_PortInstanceConfig.png";
	}

	String image(ProtocolClassConfig mdl) {
		return "Config_ProtocolClassConfig.png";
	}

	String image(SubSystemConfig mdl) {
		return "Config_SubSystemConfig.png";
	}

	// texts


	String text(ConfigModel mdl) {
		return "ConfigModel "+mdl.getName();
	}
	
	StyledString text(Import im) {
		if (im.getImportedNamespace()==null) {
			StyledString txt = new StyledString("import model "+im.getImportURI());
			txt.setStyle(0, 12, getKeywordStyler());
			return txt;
		}
		else {
			StyledString txt = new StyledString("import ns "+im.getImportedNamespace());
			txt.setStyle(0, 9, getKeywordStyler());
			return txt;
		}
	}

	String text(ActorClassConfig mdl) {
		return "Config of ActorClass "+mdl.getActor().getName();
	}

	String text(ActorInstanceConfig mdl) {
		ActorContainerClass root = mdl.getSubSystem().getType();
		RefPath path = mdl.getPath();
		ActorRef ref = ConfigUtil.getLastActorRef(root, path);
		return "Config of ActorInstance "+ConfigUtil.getPath(mdl)+" ("+ref.getType().getName()+")";
	}

	String text(AttrClassConfig mdl) {
		return "Config of Attribute "+mdl.getAttribute().getName();
	}

	String text(AttrInstanceConfig mdl) {
		return "Config of Attribute "+mdl.getAttribute().getName();
	}

	String text(DynamicConfig mdl) {
		return "Dynamic Config";
	}

	String text(PortClassConfig mdl) {
		ProtocolClassConfig pcc = (ProtocolClassConfig) mdl.eContainer();
		String kind = (mdl==pcc.getRegular()) ? "regular" : "conjugated";
		return "Config of "+kind+" PortClass "+pcc.getProtocol().getName();
	}

	String text(PortInstanceConfig mdl) {
		return "Config of Port Instance "+mdl.getItem().getName();
	}

	String text(ProtocolClassConfig mdl) {
		return "Config of Protocol Class "+mdl.getProtocol().getName();
	}

	String text(SubSystemConfig mdl) {
		return "Config of SubSystem "+mdl.getSubSystem().getName();
	}

	
	private Styler getKeywordStyler() {
		if (keywordStyler==null) {
			FontDescriptor font = JFaceResources.getFontDescriptor(JFaceResources.TEXT_FONT);
			FontDescriptor boldFont = font.setStyle(SWT.BOLD);
			keywordStyler = stylerFactory.createStyler(boldFont, KEYWORD_COLOR, null);
		}
		return keywordStyler;
	}
}

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