examples/org.eclipse.graphiti.examples.filesystem/src/org/eclipse/graphiti/examples/filesystem/ui/FilesystemPredefinedColoredAreas.java

/**
 * <copyright>
 * 
 * Copyright (c) 2012, 2012 SAP AG.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *    SAP AG - initial API, implementation and documentation
 *    cbrand - Bug 382928 - Introduce factory method(s) for easier gradient creation
 * 
 * </copyright>
 */
package org.eclipse.graphiti.examples.filesystem.ui;

import org.eclipse.emf.common.util.EList;
import org.eclipse.graphiti.mm.algorithms.styles.AdaptedGradientColoredAreas;
import org.eclipse.graphiti.mm.algorithms.styles.GradientColoredArea;
import org.eclipse.graphiti.mm.algorithms.styles.GradientColoredAreas;
import org.eclipse.graphiti.mm.algorithms.styles.LocationType;
import org.eclipse.graphiti.mm.algorithms.styles.StylesFactory;
import org.eclipse.graphiti.util.IGradientType;
import org.eclipse.graphiti.util.IPredefinedRenderingStyle;
import org.eclipse.graphiti.util.PredefinedColoredAreas;

public class FilesystemPredefinedColoredAreas extends PredefinedColoredAreas {
	/**
	 * The ID for a red-to-white gradient.
	 */
	public static final String RED_WHITE_ID = "red-white"; //$NON-NLS-1$

	/**
	 * The ID for a green-to-white gradient.
	 */
	public static final String GREEN_WHITE_ID = "green-white"; //$NON-NLS-1$

	public static AdaptedGradientColoredAreas getAdaptedGradientColoredAreas(String id) {
		if (RED_WHITE_ID.equals(id)) {
			return getRedWhiteAdaptions();
		}
		if (GREEN_WHITE_ID.equals(id)) {
			return getGreenWhiteAdaptions();
		} else {
			return PredefinedColoredAreas.getAdaptedGradientColoredAreas(id);
		}
	}

	/**
	 * @return {@link AdaptedGradientColoredAreas} color-areas for
	 *         {@link #RED_WHITE_ID} with the adaptations:
	 *         {@link #STYLE_ADAPTATION_DEFAULT},
	 *         {@link #STYLE_ADAPTATION_PRIMARY_SELECTED},
	 *         {@link #STYLE_ADAPTATION_SECONDARY_SELECTED}.
	 */
	public static AdaptedGradientColoredAreas getRedWhiteAdaptions() {
		final AdaptedGradientColoredAreas agca = StylesFactory.eINSTANCE.createAdaptedGradientColoredAreas();
		agca.setDefinedStyleId(RED_WHITE_ID);
		agca.setGradientType(IGradientType.VERTICAL);
		agca.getAdaptedGradientColoredAreas().add(IPredefinedRenderingStyle.STYLE_ADAPTATION_DEFAULT,
				getRedWhiteDefaultAreas());
		agca.getAdaptedGradientColoredAreas().add(IPredefinedRenderingStyle.STYLE_ADAPTATION_PRIMARY_SELECTED,
				getRedWhitePrimarySelectedAreas());
		agca.getAdaptedGradientColoredAreas().add(IPredefinedRenderingStyle.STYLE_ADAPTATION_SECONDARY_SELECTED,
				getRedWhiteSecondarySelectedAreas());
		return agca;
	}

	//
	// Red Stuff
	//
	/**
	 * The color-areas, which are used for default elements with the ID
	 * {@link #RED_WHITE_ID}.
	 */
	private static GradientColoredAreas getRedWhiteDefaultAreas() {
		final GradientColoredAreas gradientColoredAreas = StylesFactory.eINSTANCE.createGradientColoredAreas();
		gradientColoredAreas.setStyleAdaption(IPredefinedRenderingStyle.STYLE_ADAPTATION_DEFAULT);
		final EList<GradientColoredArea> gcas = gradientColoredAreas.getGradientColor();

		addGradientColoredArea(gcas, "F8D4E7", 0, LocationType.LOCATION_TYPE_ABSOLUTE_START, "FCFAFB", 0, //$NON-NLS-1$ //$NON-NLS-2$
				LocationType.LOCATION_TYPE_ABSOLUTE_END);
		return gradientColoredAreas;
	}

	/**
	 * The color-areas, which are used for primary selected elements with the ID
	 * {@link #RED_WHITE_ID}.
	 */
	private static GradientColoredAreas getRedWhitePrimarySelectedAreas() {
		final GradientColoredAreas gradientColoredAreas = StylesFactory.eINSTANCE.createGradientColoredAreas();
		gradientColoredAreas.setStyleAdaption(IPredefinedRenderingStyle.STYLE_ADAPTATION_PRIMARY_SELECTED);
		final EList<GradientColoredArea> gcas = gradientColoredAreas.getGradientColor();

		addGradientColoredArea(gcas, "EA81B9", 0, LocationType.LOCATION_TYPE_ABSOLUTE_START, "F2AAD0", 0, //$NON-NLS-1$ //$NON-NLS-2$
				LocationType.LOCATION_TYPE_ABSOLUTE_END);
		return gradientColoredAreas;
	}

	/**
	 * The color-areas, which are used for secondary selected elements with the
	 * ID {@link #RED_WHITE_ID}.
	 */
	private static GradientColoredAreas getRedWhiteSecondarySelectedAreas() {
		final GradientColoredAreas gradientColoredAreas = StylesFactory.eINSTANCE.createGradientColoredAreas();
		gradientColoredAreas.setStyleAdaption(IPredefinedRenderingStyle.STYLE_ADAPTATION_SECONDARY_SELECTED);
		final EList<GradientColoredArea> gcas = gradientColoredAreas.getGradientColor();

		addGradientColoredArea(gcas, "F7BBDA", 0, LocationType.LOCATION_TYPE_ABSOLUTE_START, "F7C5E0", 0, //$NON-NLS-1$ //$NON-NLS-2$
				LocationType.LOCATION_TYPE_ABSOLUTE_END);
		return gradientColoredAreas;
	}

	//
	// Green Stuff
	//
	/**
	 * @return {@link AdaptedGradientColoredAreas} color-areas for
	 *         {@link #GREEN_WHITE_ID} with the adaptations:
	 *         {@link #STYLE_ADAPTATION_DEFAULT},
	 *         {@link #STYLE_ADAPTATION_PRIMARY_SELECTED},
	 *         {@link #STYLE_ADAPTATION_SECONDARY_SELECTED}.
	 */
	public static AdaptedGradientColoredAreas getGreenWhiteAdaptions() {
		final AdaptedGradientColoredAreas agca = StylesFactory.eINSTANCE.createAdaptedGradientColoredAreas();
		agca.setDefinedStyleId(GREEN_WHITE_ID);
		agca.setGradientType(IGradientType.VERTICAL);
		agca.getAdaptedGradientColoredAreas().add(IPredefinedRenderingStyle.STYLE_ADAPTATION_DEFAULT,
				getGreenWhiteDefaultAreas());
		agca.getAdaptedGradientColoredAreas().add(IPredefinedRenderingStyle.STYLE_ADAPTATION_PRIMARY_SELECTED,
				getGreenWhitePrimarySelectedAreas());
		agca.getAdaptedGradientColoredAreas().add(IPredefinedRenderingStyle.STYLE_ADAPTATION_SECONDARY_SELECTED,
				getGreenWhiteSecondarySelectedAreas());
		return agca;
	}

	/**
	 * The color-areas, which are used for default elements with the ID
	 * {@link #GREEN_WHITE_ID}.
	 */
	private static GradientColoredAreas getGreenWhiteDefaultAreas() {
		final GradientColoredAreas gradientColoredAreas = StylesFactory.eINSTANCE.createGradientColoredAreas();
		gradientColoredAreas.setStyleAdaption(IPredefinedRenderingStyle.STYLE_ADAPTATION_DEFAULT);
		final EList<GradientColoredArea> gcas = gradientColoredAreas.getGradientColor();

		addGradientColoredArea(gcas, "E7F8D4", 0, LocationType.LOCATION_TYPE_ABSOLUTE_START, "FBFCFA", 0, //$NON-NLS-1$ //$NON-NLS-2$
				LocationType.LOCATION_TYPE_ABSOLUTE_END);
		return gradientColoredAreas;
	}

	/**
	 * The color-areas, which are used for primary selected elements with the ID
	 * {@link #GREEN_WHITE_ID}.
	 */
	private static GradientColoredAreas getGreenWhitePrimarySelectedAreas() {
		final GradientColoredAreas gradientColoredAreas = StylesFactory.eINSTANCE.createGradientColoredAreas();
		gradientColoredAreas.setStyleAdaption(IPredefinedRenderingStyle.STYLE_ADAPTATION_PRIMARY_SELECTED);
		final EList<GradientColoredArea> gcas = gradientColoredAreas.getGradientColor();

		addGradientColoredArea(gcas, "B9EA81", 0, LocationType.LOCATION_TYPE_ABSOLUTE_START, "D0F2AA", 0, //$NON-NLS-1$ //$NON-NLS-2$
				LocationType.LOCATION_TYPE_ABSOLUTE_END);
		return gradientColoredAreas;
	}

	/**
	 * The color-areas, which are used for secondary selected elements with the
	 * ID {@link #GREEN_WHITE_ID}.
	 */
	private static GradientColoredAreas getGreenWhiteSecondarySelectedAreas() {
		final GradientColoredAreas gradientColoredAreas = StylesFactory.eINSTANCE.createGradientColoredAreas();
		gradientColoredAreas.setStyleAdaption(IPredefinedRenderingStyle.STYLE_ADAPTATION_SECONDARY_SELECTED);
		final EList<GradientColoredArea> gcas = gradientColoredAreas.getGradientColor();

		addGradientColoredArea(gcas, "DAF7BB", 0, LocationType.LOCATION_TYPE_ABSOLUTE_START, "E0F7C5", 0, //$NON-NLS-1$ //$NON-NLS-2$
				LocationType.LOCATION_TYPE_ABSOLUTE_END);
		return gradientColoredAreas;
	}
}