diff options
Diffstat (limited to 'sca-java-2.x/branches/2.0/modules/composite-diagram/src/main/java/org/apache/tuscany/sca/diagram/artifacts/Style.java')
-rw-r--r-- | sca-java-2.x/branches/2.0/modules/composite-diagram/src/main/java/org/apache/tuscany/sca/diagram/artifacts/Style.java | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0/modules/composite-diagram/src/main/java/org/apache/tuscany/sca/diagram/artifacts/Style.java b/sca-java-2.x/branches/2.0/modules/composite-diagram/src/main/java/org/apache/tuscany/sca/diagram/artifacts/Style.java new file mode 100644 index 0000000000..14e4e7e909 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/composite-diagram/src/main/java/org/apache/tuscany/sca/diagram/artifacts/Style.java @@ -0,0 +1,118 @@ +/* + * 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; + } +} |