android 仪表盘/波浪形进度条控件以及示例源码

package com.littlejie.app;import android.graphics.Color;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.Button;import com.littlejie.circleprogress.CircleProgress;import com.littlejie.circleprogress.DialProgress;import com.littlejie.circleprogress.WaveProgress;import java.util.Random;public class MainActivity extends AppCompatActivity implements View.OnClickListener { private final static int[] COLORS = new int[]{Color.RED, Color.YELLOW, Color.GREEN, Color.BLUE}; private Button mBtnResetAll; private CircleProgress mCircleProgress1, mCircleProgress2, mCircleProgress3; private DialProgress mDialProgress; private WaveProgress mWaveProgress; private Random mRandom; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mBtnResetAll = (Button) findViewById(R.id.btn_reset_all); mCircleProgress1 = (CircleProgress) findViewById(R.id.circle_progress_bar1); mCircleProgress2 = (CircleProgress) findViewById(R.id.circle_progress_bar2); mCircleProgress3 = (CircleProgress) findViewById(R.id.circle_progress_bar3); mDialProgress = (DialProgress) findViewById(R.id.dial_progress_bar); mWaveProgress = (WaveProgress) findViewById(R.id.wave_progress_bar); mBtnResetAll.setOnClickListener(this); mCircleProgress1.setOnClickListener(this); mCircleProgress2.setOnClickListener(this); mCircleProgress3.setOnClickListener(this); mDialProgress.setOnClickListener(this); mWaveProgress.setOnClickListener(this); mRandom = new Random(); } @Override public void onClick(View v) { switch (v.getId()) { case R.id.btn_reset_all: mCircleProgress1.reset(); mCircleProgress2.reset(); mCircleProgress3.reset(); mDialProgress.reset(); break; case R.id.circle_progress_bar1: mCircleProgress1.setValue(mRandom.nextInt((int) mCircleProgress1.getMaxValue())); break; case R.id.circle_progress_bar2: mCircleProgress2.setValue(mRandom.nextFloat() * mCircleProgress2.getMaxValue()); break; case R.id.circle_progress_bar3: //在代码中动态改变渐变色，可能会导致颜色跳跃 mCircleProgress3.setGradientColors(COLORS); mCircleProgress3.setValue(mRandom.nextFloat() * mCircleProgress3.getMaxValue()); break; case R.id.dial_progress_bar: mDialProgress.setValue(mRandom.nextFloat() * mDialProgress.getMaxValue()); break; case R.id.wave_progress_bar: mWaveProgress.setValue(mRandom.nextFloat() * mWaveProgress.getMaxValue()); break; } }}