| /* |
| * ==================================================================== |
| * 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.model; |
| |
| import static org.apache.poi.xslf.model.ParagraphPropertyFetcher.getThemeProps; |
| import static org.apache.poi.xslf.model.ParagraphPropertyFetcher.select; |
| |
| import java.util.function.Consumer; |
| |
| import org.apache.poi.util.Internal; |
| import org.apache.poi.xslf.usermodel.XSLFShape; |
| import org.apache.poi.xslf.usermodel.XSLFSheet; |
| import org.apache.poi.xslf.usermodel.XSLFSlideMaster; |
| import org.apache.poi.xslf.usermodel.XSLFTextRun; |
| import org.apache.xmlbeans.XmlException; |
| import org.openxmlformats.schemas.drawingml.x2006.main.CTTextCharacterProperties; |
| import org.openxmlformats.schemas.drawingml.x2006.main.CTTextParagraphProperties; |
| |
| @Internal |
| public final class CharacterPropertyFetcher<T> extends PropertyFetcher<T> { |
| public interface CharPropFetcher<S> { |
| void fetch (CTTextCharacterProperties props, Consumer<S> val); |
| } |
| |
| private final XSLFTextRun run; |
| int _level; |
| private final CharPropFetcher<T> fetcher; |
| |
| public CharacterPropertyFetcher(XSLFTextRun run, CharPropFetcher<T> fetcher) { |
| _level = run.getParagraph().getIndentLevel(); |
| this.fetcher = fetcher; |
| this.run = run; |
| } |
| |
| public boolean fetch(XSLFShape shape) { |
| // this is only called when propagating to parent styles |
| try { |
| fetchProp(select(shape, _level)); |
| } catch (XmlException ignored) { |
| } |
| return isSet(); |
| } |
| |
| |
| public T fetchProperty(XSLFShape shape) { |
| final XSLFSheet sheet = shape.getSheet(); |
| |
| |
| if (!(sheet instanceof XSLFSlideMaster)) { |
| fetchRunProp(); |
| fetchShapeProp(shape); |
| fetchThemeProp(shape); |
| } |
| |
| fetchMasterProp(); |
| |
| return isSet() ? getValue() : null; |
| } |
| |
| private void fetchRunProp() { |
| fetchProp(run.getRPr(false)); |
| } |
| |
| private void fetchShapeProp(XSLFShape shape) { |
| if (!isSet()) { |
| shape.fetchShapeProperty(this); |
| } |
| } |
| |
| private void fetchThemeProp(XSLFShape shape) { |
| if (!isSet()) { |
| fetchProp(getThemeProps(shape, _level)); |
| } |
| } |
| |
| private void fetchMasterProp() { |
| // defaults for placeholders are defined in the slide master |
| // TODO: determine master shape |
| if (!isSet()) { |
| fetchProp(run.getParagraph().getDefaultMasterStyle()); |
| } |
| } |
| |
| private void fetchProp(CTTextParagraphProperties props) { |
| if (props != null) { |
| fetchProp(props.getDefRPr()); |
| } |
| } |
| |
| private void fetchProp(CTTextCharacterProperties props) { |
| if (props != null) { |
| fetcher.fetch(props, this::setValue); |
| } |
| } |
| } |