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/*
* ====================================================================
* 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 extends PropertyFetcher {
public interface CharPropFetcher {
void fetch (CTTextCharacterProperties props, Consumer val);
}
private final XSLFTextRun run;
int _level;
private final CharPropFetcher fetcher;
public CharacterPropertyFetcher(XSLFTextRun run, CharPropFetcher 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();
fetchRunProp();
if (!(sheet instanceof XSLFSlideMaster)) {
fetchParagraphDefaultRunProp();
fetchShapeProp(shape);
fetchThemeProp(shape);
}
fetchMasterProp();
return isSet() ? getValue() : null;
}
private void fetchRunProp() {
fetchProp(run.getRPr(false));
}
private void fetchParagraphDefaultRunProp() {
if (!isSet()) {
CTTextParagraphProperties pr = run.getParagraph().getXmlObject().getPPr();
if (pr != null) {
fetchProp(pr.getDefRPr());
}
}
}
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);
}
}
}