/**
* Copyright (C) 2009 - 2013 SC 4ViewSoft SRL
*
* 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.achartengine.chartdemo.demo.chart;
import java.util.ArrayList;
import java.util.List;
import org.achartengine.ChartFactory;
import org.achartengine.chart.PointStyle;
import org.achartengine.model.XYMultipleSeriesDataset;
import org.achartengine.renderer.XYMultipleSeriesRenderer;
import org.achartengine.renderer.XYSeriesRenderer;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.graphics.Paint.Align;
/**
* Multiple temperature demo chart.
*/
public class MultipleTemperatureChart extends AbstractDemoChart {
/**
* Returns the chart name.
*
* @return the chart name
*/
public String getName() {
return "Temperature and sunshine";
}
/**
* Returns the chart description.
*
* @return the chart description
*/
public String getDesc() {
return "The average temperature and hours of sunshine in Crete (line chart with multiple Y scales and axis)";
}
/**
* Executes the chart demo.
*
* @param context the context
* @return the built intent
*/
public Intent execute(Context context) {
String[] titles = new String[] { "Air temperature" };
List<double[]> x = new ArrayList<double[]>();
for (int i = 0; i < titles.length; i++) {
x.add(new double[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 });
}
List<double[]> values = new ArrayList<double[]>();
values.add(new double[] { 12.3, 12.5, 13.8, 16.8, 20.4, 24.4, 26.4, 26.1, 23.6, 20.3, 17.2,
13.9 });
int[] colors = new int[] { Color.BLUE, Color.YELLOW };
PointStyle[] styles = new PointStyle[] { PointStyle.POINT, PointStyle.POINT };
XYMultipleSeriesRenderer renderer = new XYMultipleSeriesRenderer(2);
setRenderer(renderer, colors, styles);
int length = renderer.getSeriesRendererCount();
for (int i = 0; i < length; i++) {
XYSeriesRenderer r = (XYSeriesRenderer) renderer.getSeriesRendererAt(i);
r.setLineWidth(3f);
}
setChartSettings(renderer, "Average temperature", "Month", "Temperature", 0.5, 12.5, 0, 32,
Color.LTGRAY, Color.LTGRAY);
renderer.setXLabels(12);
renderer.setYLabels(10);
renderer.setShowGrid(true);
renderer.setXLabelsAlign(Align.RIGHT);
renderer.setYLabelsAlign(Align.RIGHT);
renderer.setZoomButtonsVisible(true);
renderer.setPanLimits(new double[] { -10, 20, -10, 40 });
renderer.setZoomLimits(new double[] { -10, 20, -10, 40 });
renderer.setZoomRate(1.05f);
renderer.setLabelsColor(Color.WHITE);
renderer.setXLabelsColor(Color.GREEN);
renderer.setYLabelsColor(0, colors[0]);
renderer.setYLabelsColor(1, colors[1]);
renderer.setYTitle("Hours", 1);
renderer.setYAxisAlign(Align.RIGHT, 1);
renderer.setYLabelsAlign(Align.LEFT, 1);
XYMultipleSeriesDataset dataset = buildDataset(titles, x, values);
values.clear();
values.add(new double[] { 4.3, 4.9, 5.9, 8.8, 10.8, 11.9, 13.6, 12.8, 11.4, 9.5, 7.5, 5.5 });
addXYSeries(dataset, new String[] { "Sunshine hours" }, x, values, 1);
Intent intent = ChartFactory.getCubicLineChartIntent(context, dataset, renderer, 0.3f,
"Average temperature");
return intent;
}
}