| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| package org.apache.poi.xslf.usermodel; |
| |
| import static org.apache.poi.ooxml.POIXMLTypeLoader.DEFAULT_XML_OPTIONS; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| import javax.xml.namespace.QName; |
| |
| import org.apache.poi.ooxml.POIXMLDocumentPart; |
| import org.apache.poi.openxml4j.opc.PackagePart; |
| import org.apache.poi.util.Beta; |
| import org.apache.poi.util.Internal; |
| import org.apache.xmlbeans.XmlException; |
| import org.apache.xmlbeans.XmlOptions; |
| import org.openxmlformats.schemas.drawingml.x2006.main.CTBaseStyles; |
| import org.openxmlformats.schemas.drawingml.x2006.main.CTColor; |
| import org.openxmlformats.schemas.drawingml.x2006.main.CTColorScheme; |
| import org.openxmlformats.schemas.drawingml.x2006.main.CTOfficeStyleSheet; |
| import org.openxmlformats.schemas.drawingml.x2006.main.ThemeDocument; |
| |
| /** |
| * A shared style sheet in a .pptx slide show |
| */ |
| @Beta |
| public class XSLFTheme extends POIXMLDocumentPart { |
| private CTOfficeStyleSheet _theme; |
| |
| XSLFTheme() { |
| _theme = CTOfficeStyleSheet.Factory.newInstance(); |
| } |
| |
| /** |
| * @since POI 3.14-Beta1 |
| */ |
| public XSLFTheme(PackagePart part) throws IOException, XmlException { |
| super(part); |
| ThemeDocument doc = |
| ThemeDocument.Factory.parse(getPackagePart().getInputStream(), DEFAULT_XML_OPTIONS); |
| _theme = doc.getTheme(); |
| } |
| |
| @SuppressWarnings("WeakerAccess") |
| public void importTheme(XSLFTheme theme) { |
| _theme = theme.getXmlObject(); |
| } |
| |
| /** |
| * |
| * @return name of this theme, e.g. "Office Theme" |
| */ |
| public String getName(){ |
| return _theme.getName(); |
| } |
| |
| /** |
| * Set name of this theme |
| * |
| * @param name name of this theme |
| */ |
| public void setName(String name){ |
| _theme.setName(name); |
| } |
| |
| /** |
| * Get a color from the theme's color scheme by name |
| * |
| * @return a theme color or <code>null</code> if not found |
| */ |
| @Internal |
| public CTColor getCTColor(String name) { |
| CTBaseStyles elems = _theme.getThemeElements(); |
| CTColorScheme scheme = (elems == null) ? null : elems.getClrScheme(); |
| return getMapColor(name, scheme); |
| } |
| |
| |
| private static CTColor getMapColor(String mapName, CTColorScheme scheme) { |
| if (mapName == null || scheme == null) { |
| return null; |
| } |
| switch (mapName) { |
| case "accent1": |
| return scheme.getAccent1(); |
| case "accent2": |
| return scheme.getAccent2(); |
| case "accent3": |
| return scheme.getAccent3(); |
| case "accent4": |
| return scheme.getAccent4(); |
| case "accent5": |
| return scheme.getAccent5(); |
| case "accent6": |
| return scheme.getAccent6(); |
| case "dk1": |
| return scheme.getDk1(); |
| case "dk2": |
| return scheme.getDk2(); |
| case "folHlink": |
| return scheme.getFolHlink(); |
| case "hlink": |
| return scheme.getHlink(); |
| case "lt1": |
| return scheme.getLt1(); |
| case "lt2": |
| return scheme.getLt2(); |
| default: |
| return null; |
| } |
| } |
| |
| /** |
| * While developing only! |
| */ |
| @Internal |
| public CTOfficeStyleSheet getXmlObject() { |
| return _theme; |
| } |
| |
| @Override |
| protected final void commit() throws IOException { |
| XmlOptions xmlOptions = new XmlOptions(DEFAULT_XML_OPTIONS); |
| xmlOptions.setSaveSyntheticDocumentElement( |
| new QName(XSLFRelation.NS_DRAWINGML, "theme")); |
| |
| PackagePart part = getPackagePart(); |
| OutputStream out = part.getOutputStream(); |
| getXmlObject().save(out, xmlOptions); |
| out.close(); |
| } |
| |
| /** |
| * @return typeface of the major font to use in a document. |
| * Typically the major font is used for heading areas of a document. |
| * |
| */ |
| @SuppressWarnings("WeakerAccess") |
| public String getMajorFont(){ |
| return _theme.getThemeElements().getFontScheme().getMajorFont().getLatin().getTypeface(); |
| } |
| |
| /** |
| * @return typeface of the minor font to use in a document. |
| * Typically the monor font is used for normal text or paragraph areas. |
| * |
| */ |
| @SuppressWarnings("WeakerAccess") |
| public String getMinorFont(){ |
| return _theme.getThemeElements().getFontScheme().getMinorFont().getLatin().getTypeface(); |
| } |
| } |