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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.util;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.io.File;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import org.apache.batik.dom.GenericDOMImplementation;
import org.apache.batik.svggen.SVGGraphics2D;
import org.apache.poi.sl.draw.Drawable;
import org.apache.poi.util.Internal;
import org.apache.poi.xslf.draw.SVGPOIGraphics2D;
import org.w3c.dom.DOMImplementation;
import org.w3c.dom.Document;
@Internal
public class SVGFormat implements OutputFormat {
static final String svgNS = "http://www.w3.org/2000/svg";
private SVGGraphics2D svgGenerator;
private final boolean textAsShapes;
public SVGFormat(boolean textAsShapes) {
this.textAsShapes = textAsShapes;
}
@Override
public Graphics2D addSlide(double width, double height) {
// Get a DOMImplementation.
DOMImplementation domImpl = GenericDOMImplementation.getDOMImplementation();
// Create an instance of org.w3c.dom.Document.
Document document = domImpl.createDocument(svgNS, "svg", null);
svgGenerator = new SVGPOIGraphics2D(document, textAsShapes);
svgGenerator.setSVGCanvasSize(new Dimension((int)width, (int)height));
svgGenerator.setRenderingHint(Drawable.CACHE_IMAGE_SOURCE, true);
return svgGenerator;
}
@Override
public void writeSlide(MFProxy proxy, File outFile) throws IOException {
// Batik DEFAULT_XML_ENCODING is ISO-8859-1 ... srsly?!
// Unicode entities aren't encoded, so use UTF-8
try (OutputStreamWriter writer = new OutputStreamWriter(Files.newOutputStream(outFile.toPath()), StandardCharsets.UTF_8)) {
svgGenerator.stream(writer, true);
}
}
@Override
public void close() throws IOException {
svgGenerator.dispose();
}
}
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