/**
* Copyright 2013 Xeiam LLC.
*
* 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.xeiam.xchart.standalone;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Random;
import com.xeiam.xchart.Chart;
import com.xeiam.xchart.ChartBuilder;
import com.xeiam.xchart.SwingWrapper;
import com.xeiam.xchart.demo.charts.ExampleChart;
/**
* @author timmolter
*/
public class DateChart implements ExampleChart {
public static void main(String[] args) {
ExampleChart exampleChart = new DateChart();
Chart chart = exampleChart.getChart();
new SwingWrapper(chart).displayChart();
}
@Override
public Chart getChart() {
// Create Chart
Chart chart = new ChartBuilder().width(800).height(600).title("Day Scale").build();
chart.getStyleManager().setLegendVisible(false);
// generate data
List<Date> xData = new ArrayList<Date>();
List<Double> yData = new ArrayList<Double>();
Random random = new Random();
DateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
Date date = null;
for (int i = 1; i <= 5; i++) {
try {
date = sdf.parse("2014-02-" + i);
} catch (ParseException e) {
e.printStackTrace();
}
System.out.println(date);
xData.add(date);
System.out.println(date.getTime());
yData.add(Math.random() * i);
}
chart.addSeries("blah", xData, yData);
return chart;
}
}