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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.tuscany.sca.diagram.artifacts;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.StringWriter;
import org.w3c.dom.CDATASection;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* CSS style element
*/
public class Style {
private static final String DEFAULT_CSS = "rect.composite {" + " fill: #E5E5E5;"
+ " stroke: #919191;"
+ " alignment-baseline: middle;"
+ " }\n"
+ " rect.component {"
+ " fill: #3D59AB;"
+ " stroke: #104E8B;"
+ " fill-opacity: 0.75;"
+ " }\n"
+ " rect.property {"
+ " fill: #EEEE00;"
+ " stroke: #EEC900;"
+ " }\n"
+ " polygon.reference {"
+ " fill: #BF3EFF;"
+ " stroke: #68228B;"
+ " }\n"
+ " polygon.service {"
+ " fill: #00CD66;"
+ " stroke: #008B45;"
+ " }\n"
+ " polyline.wire {"
+ " stroke-width: 2;"
+ " fill: none;"
+ " }\n"
+ " polyline.normalWire {"
+ " }\n"
+ " polyline.dashedWire {"
+ " stroke-dasharray: 3,3;"
+ " }\n"
+ " rect.layer {"
+ " fill: #E5E5D0;"
+ " stroke: #919191;"
+ " alignment-baseline: middle;"
+ " }\n";
private static volatile String css;
public Element addElement(Document document, String svgNs, String styleSheet) {
Element style = document.createElementNS(svgNs, "style");
style.setAttributeNS(null, "type", "text/css");
if (styleSheet == null) {
try {
if (css == null) {
css = readCSS();
}
} catch (IOException e) {
// Ignore
css = DEFAULT_CSS;
}
styleSheet = css;
}
CDATASection cdata = document.createCDATASection(styleSheet);
style.appendChild(cdata);
return style;
}
private static String readCSS() throws IOException {
InputStream is = Style.class.getResourceAsStream("composite-diagram.css");
InputStreamReader reader = new InputStreamReader(is, "UTF-8");
StringWriter sw = new StringWriter();
char[] buf = new char[4096];
while (true) {
int size = reader.read(buf);
if (size < 0) {
break;
} else {
sw.write(buf, 0, size);
}
}
reader.close();
String template = sw.toString();
// return template.replaceFirst("/\\*(?:.|[\\n\\r])*?\\*/", ""); // Unfortunately it causes StackOverFlow in Apache Jenkins build
int i1 = template.indexOf("/*");
int i2 = template.indexOf("*/", i1);
String result = template.substring(0, i1) + template.substring(i2 + 2, template.length());
return result;
}
}
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