org.jopendocument.dom.style.PageLayoutStyle Maven / Gradle / Ivy

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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 2008 jOpenDocument, by ILM Informatique. All rights reserved.
 * 
 * The contents of this file are subject to the terms of the GNU
 * General Public License Version 3 only ("GPL").  
 * You may not use this file except in compliance with the License. 
 * You can obtain a copy of the License at http://www.gnu.org/licenses/gpl-3.0.html
 * See the License for the specific language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each file.
 * 
 */

package org.jopendocument.dom.style;

import static java.util.Arrays.asList;
import org.jopendocument.dom.LengthUnit;
import org.jopendocument.dom.ODPackage;
import org.jopendocument.dom.Style;
import org.jopendocument.dom.StyleDesc;
import org.jopendocument.dom.XMLVersion;

import java.awt.Color;
import java.math.BigDecimal;

import org.jdom.Element;

// from section 16.5 in v1.2-part1-cd04
public class PageLayoutStyle extends Style {

    public static final StyleDesc DESC = new StyleDesc(PageLayoutStyle.class, XMLVersion.OD, "page-layout", "pm") {
        {
            // from section 19.506 in v1.2-part1-cd04
            this.getRefElementsMap().putAll("style:page-layout-name", asList("presentation:notes", "style:handout-master", "style:master-page"));
        }

        @Override
        public PageLayoutStyle create(ODPackage pkg, Element e) {
            return new PageLayoutStyle(pkg, e);
        }
    };
    public static final StyleDesc DESC_OO = new StyleDesc(PageLayoutStyle.class, XMLVersion.OOo, "page-master", "pm") {
        {
            // from DTD
            this.getRefElementsMap().putAll("style:page-master-name", asList("presentation:notes", "style:handout-master", "style:master-page"));
        }

        @Override
        public PageLayoutStyle create(ODPackage pkg, Element e) {
            return new PageLayoutStyle(pkg, e);
        }
    };

    private PageLayoutProperties props;

    public PageLayoutStyle(final ODPackage pkg, Element tableColElem) {
        super(pkg, tableColElem);
        this.props = null;
    }

    public final PageLayoutProperties getPageLayoutProperties() {
        if (this.props == null)
            this.props = new PageLayoutProperties(this);
        return this.props;
    }

    public final Color getBackgroundColor() {
        return getPageLayoutProperties().getBackgroundColor();
    }

    // see 17.2 of v1.2-part1-cd04
    public static class PageLayoutProperties extends SideStyleProperties {

        public PageLayoutProperties(Style style) {
            super(style, DESC.getElementName());
        }

        public final String getRawMargin(final Side s) {
            return getSideAttribute(s, "margin", this.getNS("fo"));
        }

        /**
         * Get the margin of one of the side.
         * 
         * @param s which side.
         * @param in the desired unit.
         * @return the margin.
         */
        public final BigDecimal getMargin(final Side s, final LengthUnit in) {
            return LengthUnit.parseLength(getRawMargin(s), in);
        }

        public final BigDecimal getPageWidth(final LengthUnit in) {
            return getLengthAttr("page-width", "fo", in);
        }

        public final BigDecimal getPageHeight(final LengthUnit in) {
            return getLengthAttr("page-height", "fo", in);
        }

        private final BigDecimal getLengthAttr(final String attrName, final String attrNS, final LengthUnit in) {
            return LengthUnit.parseLength(getAttributeValue(attrName, this.getNS(attrNS)), in);
        }
    }
}