XCL-Charts绘画面积图(AreaChart) 例1

样本区域地图，发现区域图的时候把做向上注视位置图更具优势的管理。在改变。 区域图网格和轴是不一样的处理与其它图，

它是用来表示其影响范围的覆盖范围,车桥无段伸出。

在这里下处理。



代码:

/**
* Copyright 2014  XCL-Charts
*
* 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.
*
* @Project XCL-Charts
* @Description Android图表基类库
* @author XiongChuanLiang<br/>(xcl_168@aliyun.com)
* @Copyright Copyright (c) 2014 XCL-Charts (www.xclcharts.com)
* @license http://www.apache.org/licenses/  Apache v2 License
* @version v0.1
*/
package com.demo.xclcharts.view;

import java.util.LinkedList;
import java.util.List;

import org.xclcharts.chart.AreaChart;
import org.xclcharts.chart.AreaData;
import org.xclcharts.renderer.XEnum;

import android.content.Context;
import android.graphics.Color;
import android.util.Log;

/**
* @ClassName AreaChart01View
* @Description  面积图样例
* @author XiongChuanLiang<br/>(xcl_168@aliyun.com)
*/

public class AreaChart01View extends GraphicalView {

//标签集合
private LinkedList<String> mChartLabels = new LinkedList<String>();
//数据集合
private LinkedList<AreaData> mChartDataSet = new LinkedList<AreaData>();

public AreaChart01View(Context context) {
super(context);
// TODO Auto-generated constructor stub

chartLabels();
chartDataSet();
chartRender();
}

private void chartRender()
{
try{
AreaChart chart = new AreaChart();

//柱形图所占范围大小
chart.setChartRange(0.0f, 0.0f,getScreenWidth(),getScreenHeight());
chart.setCanvas(this.mCacheCanvas);
chart.setPadding(15, 30, 10, 5);

//轴数据源
//标签轴
chart.setLabels(mChartLabels);
//数据轴
chart.setDataSource(mChartDataSet);

//数据轴最大值
chart.getDataAxis().setAxisMax(100);
//数据轴刻度间隔
chart.getDataAxis().setAxisSteps(10);

//背景网格
chart.getPlotGrid().setEvenRowsFillVisible(true);
chart.getPlotGrid().setOddRowsFillVisible(true);

//标题
chart.setChartTitle("区域图(Area Chart)");
chart.setChartSubTitle("(XCL-Charts Demo)");
//图例
chart.getLegend().setLowerLegend("(年份)");

//透明度
//chart.setAreaAlpha(200);
//显示键值
chart.setPlotKeyVisible(true);

//绘制
chart.render();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
Log.e("ERROR-AreaChart01View", e.toString());
}
}

private void chartDataSet()
{
//将标签与相应的数据集分别绑定
//标签相应的数据集
List<Double> dataSeries1= new LinkedList<Double>();
dataSeries1.add((double)55);
dataSeries1.add((double)60);
dataSeries1.add((double)71);
dataSeries1.add((double)40);
dataSeries1.add((double)35);

List<Double> dataSeries2 = new LinkedList<Double>();
dataSeries2.add((double)10);
dataSeries2.add((double)22);
dataSeries2.add((double)30);
dataSeries2.add((double)30);
dataSeries2.add((double)15);

//设置每条线各自的显示属性
//key,数据集,线颜色,区域颜色
AreaData line1 = new AreaData("小熊",dataSeries1,Color.BLUE,Color.YELLOW);
//不显示点
line1.setDotStyle(XEnum.DotStyle.HIDE);

AreaData line2 = new AreaData("小小熊",dataSeries2,
(int)Color.rgb(79, 200, 100),Color.GREEN);
//设置线上每点相应标签的颜色
line2.getPlotLabelsPaint().setColor(Color.RED);
//设置点标签
line2.setLineLabelVisible(true);

mChartDataSet.add(line1);
mChartDataSet.add(line2);
}

private void chartLabels()
{
mChartLabels.add("2010");
mChartLabels.add("2011");
mChartLabels.add("2012");
mChartLabels.add("2013");
mChartLabels.add("2014");
}

}

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