| /* |
| * Copyright 2011 gitblit.com. |
| * |
| * 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 com.gitblit.wicket.charting; |
| |
| import java.text.MessageFormat; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| |
| /** |
| * Implementation of a Line chart using the flotr2 library |
| * |
| * @author Tim Ryan |
| * |
| */ |
| public class Flotr2LineChart extends Chart { |
| |
| private static final long serialVersionUID = 1L; |
| boolean xAxisIsDate = false; |
| |
| public Flotr2LineChart(String tagId, String title, String keyName, |
| String valueName) { |
| super(tagId, title, keyName, valueName); |
| |
| } |
| |
| @Override |
| protected void appendChart(StringBuilder sb) { |
| |
| String dName = "data_" + dataName; |
| sb.append("var labels_" + dataName + " = ["); |
| if(xAxisIsDate){ |
| // Generate labels for the dates |
| SimpleDateFormat df = new SimpleDateFormat(dateFormat); |
| df.setTimeZone(getTimeZone()); |
| |
| for (int i = 0; i < values.size(); i++) { |
| ChartValue value = values.get(i); |
| Date date = new Date(Long.parseLong(value.name)); |
| String label = df.format(date); |
| if(i > 0){ |
| sb.append(","); |
| } |
| sb.append("\"" + label + "\""); |
| } |
| |
| } |
| else { |
| for (int i = 0; i < values.size(); i++) { |
| ChartValue value = values.get(i); |
| if(i > 0){ |
| sb.append(","); |
| } |
| sb.append("\"" + value.name + "\""); |
| } |
| } |
| line(sb, "];"); |
| |
| line(sb, MessageFormat.format("var {0} = Flotr.draw(document.getElementById(''{1}''),", dName, tagId)); |
| |
| // Add the data |
| line(sb, "["); |
| line(sb, "{ data : [ "); |
| for (int i = 0; i < values.size(); i++) { |
| ChartValue value = values.get(i); |
| if(i > 0){ |
| sb.append(","); |
| } |
| line(sb, MessageFormat.format("[{0}, {1}] ", value.name, Float.toString(value.value))); |
| } |
| line(sb, MessageFormat.format(" ], label : \"{0}\", lines : '{' show : true '}', color: ''#ff9900'' '}'", valueName)); |
| |
| if(highlights.size() > 0){ |
| // get the highlights |
| line(sb, ", { data : [ "); |
| for (int i = 0; i < highlights.size(); i++) { |
| ChartValue value = highlights.get(i); |
| if(i > 0){ |
| sb.append(","); |
| } |
| line(sb, MessageFormat.format("[{0}, {1}] ", value.name, Float.toString(value.value))); |
| } |
| line(sb, MessageFormat.format(" ], label : \"{0}\", points : '{' show : true, fill: true, fillColor:''#002060'' '}', color: ''#ff9900'' '}'", valueName)); |
| } |
| line(sb, "]"); |
| |
| // Add the options |
| line(sb, ", {"); |
| if(title != null && title.isEmpty() == false){ |
| line(sb, MessageFormat.format("title : \"{0}\",", title)); |
| } |
| line(sb, "mouse: {"); |
| line(sb, " track: true,"); |
| line(sb, " lineColor: '#002060',"); |
| line(sb, " position: 'ne',"); |
| line(sb, " trackFormatter: function (obj) {"); |
| line(sb, " return labels_" + dataName + "[obj.index] + ': ' + parseInt(obj.y) + ' ' + obj.series.label;"); |
| line(sb, " }"); |
| line(sb, "},"); |
| line(sb, "xaxis: {"); |
| line(sb, " showLabels: false,"); |
| line(sb, " showMinorLabels: false,"); |
| line(sb, " autoscale: true,"); |
| line(sb, " autoscaleMargin: 0,"); |
| line(sb, " margin: 10"); |
| line(sb, "},"); |
| line(sb, "yaxis: {"); |
| line(sb, " showLabels: false,"); |
| line(sb, " showMinorLabels: false,"); |
| line(sb, " tickDecimals: 0,"); |
| line(sb, " autoscale: true,"); |
| line(sb, " autoscaleMargin: 1,"); |
| line(sb, " margin: 10"); |
| line(sb, "},"); |
| line(sb, "grid: {"); |
| line(sb, " verticalLines: false,"); |
| line(sb, " minorVerticalLines: null,"); |
| line(sb, " horizontalLines: true,"); |
| line(sb, " minorHorizontalLines: null,"); |
| line(sb, " outlineWidth: 1,"); |
| line(sb, " outline: 's'"); |
| line(sb, "},"); |
| line(sb, "legend: {"); |
| line(sb, " show: false"); |
| line(sb, "}"); |
| line(sb, "});"); |
| |
| } |
| |
| @Override |
| public void addValue(Date date, int value) { |
| xAxisIsDate = true; |
| super.addValue(date, value); |
| } |
| |
| |
| |
| } |