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org.primefaces.component.mindmap.MindmapRenderer Maven / Gradle / Ivy
/*
* Copyright 2009-2014 PrimeTek.
*
* Licensed 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.primefaces.component.mindmap;
import java.io.IOException;
import java.util.List;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.model.mindmap.MindmapNode;
import org.primefaces.renderkit.CoreRenderer;
public class MindmapRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
decodeBehaviors(context, component);
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
Mindmap map = (Mindmap) component;
if(map.isNodeSelectRequest(context)) {
MindmapNode node = map.getSelectedNode();
encodeNode(context, map, node, map.getSelectedNodeKey(context));
}
else {
encodeMarkup(context, map);
encodeScript(context, map);
}
}
protected void encodeScript(FacesContext context, Mindmap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = map.getClientId(context);
MindmapNode root = map.getValue();
startScript(writer, clientId);
writer.write("$(function(){");
writer.write("PrimeFaces.cw('Mindmap','" + map.resolveWidgetVar() + "',{");
writer.write("id:'" + clientId + "'");
if(root != null) {
writer.write(",model:");
encodeNode(context, map, root, "root");
}
writer.write(",effectSpeed:" + map.getEffectSpeed());
encodeClientBehaviors(context, map);
writer.write("},'mindmap');});");
endScript(writer);
}
protected void encodeMarkup(FacesContext context, Mindmap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = map.getClientId(context);
String style = map.getStyle();
String styleClass = map.getStyleClass();
styleClass = (styleClass == null) ? Mindmap.STYLE_CLASS : Mindmap.STYLE_CLASS + " " + styleClass;
writer.startElement("div", map);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "styleClass");
if(style != null) {
writer.writeAttribute("style", style, "style");
}
writer.endElement("div");
}
protected void encodeNode(FacesContext context, Mindmap map, MindmapNode node, String nodeKey) throws IOException {
ResponseWriter writer = context.getResponseWriter();
List children = node.getChildren();
MindmapNode parent = node.getParent();
writer.write("{");
encodeNodeConfig(context, map, node, nodeKey);
if(parent != null) {
String parentNodeKey = (nodeKey.indexOf("_") != -1) ? nodeKey.substring(0, nodeKey.lastIndexOf("_")) : "root";
writer.write(",\"parent\":{");
encodeNodeConfig(context, map, parent, parentNodeKey);
writer.write("}");
}
if(!children.isEmpty()) {
int size = children.size();
writer.write(",\"children\":[");
for(int i = 0; i < size; i++) {
String childKey = (nodeKey.equals("root")) ? String.valueOf(i) : nodeKey + "_" + i;
MindmapNode child = children.get(i);
encodeNode(context, map, child, childKey);
if(i != (size - 1)) {
writer.write(",");
}
}
writer.write("]");
}
writer.write("}");
}
protected void encodeNodeConfig(FacesContext context, Mindmap map, MindmapNode node, String nodeKey) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.write("\"label\":\"" + node.getLabel() + "\"");
if(nodeKey != null) writer.write(",\"key\":\"" + nodeKey + "\"");
if(node.getFill() != null) writer.write(",\"fill\":\"" + node.getFill() + "\"");
if(node.isSelectable()) writer.write(",\"selectable\":true");
}
}