android 柱状图（带动画的）

标签：android   柱状图   

import java.util.ArrayList;

import android.content.Intent;

import android.os.AsyncTask;

import android.os.Bundle;

import android.support.v7.app.ActionBarActivity;

import android.view.View;

import android.view.animation.AnimationUtils;

import com.github.mikephil.charting.charts.BarChart;

import com.github.mikephil.charting.data.BarData;

import com.github.mikephil.charting.data.BarDataSet;

import com.github.mikephil.charting.data.BarEntry;

import com.github.mikephil.charting.utils.ColorTemplate;

import com.github.mikephil.charting.utils.XLabels;

import com.github.mikephil.charting.utils.XLabels.XLabelPosition;

public class MainActivity extends ActionBarActivity {

private BarChart mSaltChart;

public void  v){

startActivity(new Intent(this,MainActivity.class));

finish();

overridePendingTransition(0, 0);

}

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

mSaltChart = (BarChart) findViewById(R.id.chart_salt);

initChart();

initAnimotion();

}

private void initAnimotion() {

mSaltChart.setAnimation(AnimationUtils.loadAnimation(this,

R.anim.in_leftright));

mSaltChart.setVisibility(View.VISIBLE);

mSaltChart.animateY(1000);

}

private void initChart() {

// TODO Auto-generated method stub

/**

* 单位

*/

mSaltChart.setUnit("ml");

/**

* 横坐标

*/

mSaltChart.setDescription("盐量监控 ml/h");

/**

* 柱状图数量

*/

mSaltChart.setMaxVisibleValueCount(12);

/**

* 设置图表中的值的位数

*/

mSaltChart.setValueDigits(2);

/**

* 3D效果

*/

mSaltChart.set3DEnabled(true);

/**

* 缩放只能在X和Y轴分别做

*/

mSaltChart.setPinchZoom(false);

mSaltChart.setDrawBarShadow(false);

mSaltChart.setDrawVerticalGrid(false);

mSaltChart.setDrawHorizontalGrid(false);

mSaltChart.setDrawGridBackground(false);

XLabels xLabels = mSaltChart.getXLabels();

xLabels.setPosition(XLabelPosition.BOTTOM);

xLabels.setCenterXLabelText(true);

xLabels.setSpaceBetweenLabels(0);

mSaltChart.setDrawYLabels(true);

mSaltChart.setDrawLegend(false);

mSaltChart.setDrawYValues(true);

/**

* 设置动画时间

*/

mSaltChart.animateY(1000);

/**

* 柱状图数据传入

*/

new chartTask().execute(50);

}

/**

* 柱状图数据传入

*/

private class chartTask extends AsyncTask<Integer, Integer, BarData> {

@Override

protected void onPreExecute() {

}

@Override

protected BarData doInBackground(Integer... arg0) {

// TODO Auto-generated method stub

ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();

for (int i = 0; i < 12; i++) {

float mult = (30 + 1);

float val1 = (float) (Math.random() * mult) + mult / 3;

yVals1.add(new BarEntry((int) val1, i));

}

ArrayList<String> xVals = new ArrayList<String>();

for (int i = 0; i < 12; i++) {

xVals.add(i * 2 + "h");

}

/**

* 设置颜色

*/

BarDataSet set1 = new BarDataSet(yVals1, "Data Set");

set1.setColors(ColorTemplate.createColors(MainActivity.this,

ColorTemplate.VORDIPLOM_COLORS));

ArrayList<BarDataSet> dataSets = new ArrayList<BarDataSet>();

dataSets.add(set1);

BarData data = new BarData(xVals, dataSets);

return data;

}

@Override

protected void onPostExecute(BarData result) {

// TODO Auto-generated method stub

mSaltChart.setData(result);

mSaltChart.invalidate();

super.onPostExecute(result);

}

}

}

需要的朋友请私聊，因为还有一个架包没法上传（702246917）

android 柱状图（带动画的）

标签：android   柱状图   

原文地址：http://tongfu1013.blog.51cto.com/10023514/1682007