安卓手机电池电量电压动态曲线的绘制

package com.cfzz.vcd; import java.io.FileOutputStream; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Locale; import java.util.Timer; import java.util.TimerTask; import org.achartengine.ChartFactory; import org.achartengine.GraphicalView; import org.achartengine.chart.PointStyle; import org.achartengine.model.XYMultipleSeriesDataset; import org.achartengine.model.XYSeries; import org.achartengine.renderer.XYMultipleSeriesRenderer; import org.achartengine.renderer.XYSeriesRenderer; //import com.cfzz.vqcd.R; //import com.cfzz.wy.R; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.graphics.Bitmap; import android.graphics.Color; import android.graphics.Paint.Align; import android.os.BatteryManager; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.os.PowerManager; import android.view.KeyEvent; import android.view.View; import android.view.ViewGroup.LayoutParams; import android.view.WindowManager; import android.widget.Button; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.Toast; import android.view.View.OnClickListener; public class VoltageChangeDraw extends Activity { // protected static final Activity Activity = null; private PowerManager.WakeLock wl; private Timer timer = new Timer(); private long mExitTime = 0; private TimerTask task, task1; private Handler handler; private String title = "Signal Strength"; private XYSeries series, series1; private XYMultipleSeriesDataset mDataset, mDataset1; private GraphicalView chart, chart1; private XYMultipleSeriesRenderer renderer, renderer1; private Context context, context1; private int addX = -1, addY; private int addX1 = -1, addY1; private Button button; int[] xv = new int[720];// X轴数组元素个数 int[] yv = new int[720];// Y轴数组元素个数 int[] xv1 = new int[720];// X轴数组元素个数 int[] yv1 = new int[720];// Y轴数组元素个数 public TextView TV; // ScreenShot screenShot = new ScreenShot(); private int BatteryN; // 目前电量 private int BatteryV; // 电池电压 // private double BatteryT; //电池温度 private String BatteryStatus; // 电池状态 private String BatteryTemp; // 电池使用情况 /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON, WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); setContentView(R.layout.main); this.button = (Button) this.findViewById(R.id.my_button);// 截图按键定义 // 截图按键监听 this.button.setOnClickListener(new OnClickListener() { public void onClick(View v) { SimpleDateFormat sdf = new SimpleDateFormat( "yyyy-MM-dd_HH-mm-ss", Locale.US);// 日期格式名定义 String fname = "/sdcard/" + sdf.format(new Date()) + ".png";// 存储路径及文件名定义 View view = v.getRootView(); view.setDrawingCacheEnabled(true); view.buildDrawingCache(); Bitmap bitmap = view.getDrawingCache(); if (bitmap != null) { System.out.println("bitmap got!"); try { FileOutputStream out = new FileOutputStream(fname); bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);// 图片格式及质量输出 System.out.println("file" + fname + "output done."); } catch (Exception e) { e.printStackTrace(); } } else { System.out.println("bitmap is NULL!"); } } }); // MyTag可以随便写,可以写应用名称等 PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); // 换成PowerManager.SCREEN_DIM_WAKE_LOCK会变暗） PowerManager.WakeLock wl = pm.newWakeLock( PowerManager.SCREEN_BRIGHT_WAKE_LOCK, "MyTest"); wl.acquire();// 开启屏幕常亮 TV = (TextView) findViewById(R.id.TV);// 电池信息打印控件定义 // 注册一个系统 BroadcastReceiver，作为访问电池计量之用，这个不能直接在AndroidManifest.xml中注册 registerReceiver(mBatInfoReceiver, new IntentFilter( Intent.ACTION_BATTERY_CHANGED)); context = getApplicationContext(); context1 = getApplicationContext();// 图2 // 这里获得main界面上的布局，下面会把图表画在这个布局里面 LinearLayout layout = (LinearLayout) findViewById(R.id.linearLayout1); // 这个类用来放置曲线上的所有点，是一个点的集合，根据这些点画出曲线 series = new XYSeries(title); series1 = new XYSeries(title);// 图2 // 创建一个数据集的实例，这个数据集将被用来创建图表 mDataset = new XYMultipleSeriesDataset(); mDataset1 = new XYMultipleSeriesDataset(); // 将点集添加到这个数据集中 mDataset.addSeries(series); mDataset1.addSeries(series1);// 图2 // 以下都是曲线的样式和属性等等的设置，renderer相当于一个用来给图表做渲染的句柄 int color = Color.GREEN; int color1 = Color.RED; PointStyle style = PointStyle.CIRCLE; renderer = buildRenderer(color, style, true); renderer1 = buildRenderer(color1, style, true);// 图2 // 设置好图表的样式（横轴时间分钟值，纵轴电压毫伏值） setChartSettings(renderer, "X", "Y", 0, 240, 3400, 4400, Color.WHITE, Color.WHITE); setChart1Settings(renderer1, "X", "Y", 0, 240, 0, 100, Color.WHITE, Color.WHITE); // 生成图表 chart = ChartFactory.getLineChartView(context, mDataset, renderer); chart1 = ChartFactory.getLineChartView(context1, mDataset1, renderer1);// 图2 // 将图表添加到布局中去 layout.addView(chart, new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); // layout.addView(chart1, new LayoutParams(LayoutParams.FILL_PARENT, // LayoutParams.WRAP_CONTENT)); // layout.addView(chart, new LayoutParams(LayoutParams.FILL_PARENT, // 400));//525 // layout.addView(chart1, new LayoutParams(LayoutParams.FILL_PARENT, // 400));//图2 525 // 这里的Handler实例将配合下面的Timer实例，完成定时更新图表的功能 handler = new Handler() { @Override public void handleMessage(Message msg) { // 刷新图表 updateChart();// 电压变化曲线刷新 updateChart1();// 电量变化曲线刷新 super.handleMessage(msg); } }; task = new TimerTask()// 刷新绘图计时任务配置 { @Override public void run() { Message message = new Message(); message.what = 1; handler.sendMessage(message); } }; timer.schedule(task, 0, 60000);// 以一分钟为时间间隔运行 task1 = new TimerTask()// 保存绘图计时任务配置 { @Override public void run() { if (BatteryStatus == "充满电" || (BatteryStatus == "放电状态" && BatteryN == 1))// 充/放电完成条件设定 { button.callOnClick();// 保存曲线图按键触发 timer.cancel(); // 停止计时功能 } } }; timer.schedule(task1, 0, 10000);// 以十秒钟为时间间隔运行 } @Override public void onDestroy() // 结束程序声明 { button.callOnClick();// 保存曲线图按键触发 // 当结束程序时关掉Timer timer.cancel(); // wl.release(); // wl = null; super.onDestroy(); } protected XYMultipleSeriesRenderer buildRenderer(int color, PointStyle style, boolean fill)// 配置绘图属性 { XYMultipleSeriesRenderer renderer = new XYMultipleSeriesRenderer(); // 设置图表中曲线本身的样式，包括颜色、点的大小以及线的粗细等 XYSeriesRenderer r = new XYSeriesRenderer(); r.setColor(color); r.setPointStyle(style); r.setFillPoints(fill); r.setLineWidth((float) 1);// 线粗尺寸 renderer.addSeriesRenderer(r); return renderer; } // 图2 protected XYMultipleSeriesRenderer buildRenderer1(int color1, PointStyle style, boolean fill)// 配置绘图属性 { XYMultipleSeriesRenderer renderer1 = new XYMultipleSeriesRenderer();// 图2 // 设置图表中曲线本身的样式，包括颜色、点的大小以及线的粗细等 XYSeriesRenderer r = new XYSeriesRenderer(); r.setColor(color1); r.setPointStyle(style); r.setFillPoints(fill); r.setLineWidth((float) 1);// 线粗尺寸 renderer1.addSeriesRenderer(r); return renderer1; } protected void setChartSettings(XYMultipleSeriesRenderer renderer, String xTitle, String yTit