Android仿摩拜单车共享单车进度条实现StepView效果

public class StepBean{
  public static final int STEP_UNDO = -1;//未完成
  public static final int STEP_CURRENT = 0;//正在进行
  public static final int STEP_COMPLETED = 1;//已完成
  public static final int STEP_LAST_COMPLETED = 2;//终点完成
  public static final int STEP_LAST_UNCOMPLETED = 3;//终点未完成
  private String name;
  private int state;
  public String getName(){
    return name;
  }
  public void setName(String name){
    this.name = name;
  }
  public int getState(){
    return state;
  }
  public void setState(int state){
    this.state = state;
  }
  public StepBean(){
  }
  public StepBean(String name, int state){
    this.name = name;
    this.state = state;
  }
}

public class HorizontalStepsViewIndicator extends View {
  private int defaultStepIndicatorNum = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 40, getResources().getDisplayMetrics());//定义默认的高度
  private float mCompletedLineHeight;//完成线的高度
  private float mCircleRadius;//圆的半径
  private Drawable mCompleteIcon;//完成的默认图片
  private Drawable mAttentionIcon;//正在进行的默认图片
  private Drawable mDefaultIcon;//默认的背景图
  private Drawable mLastCompleteIcon;//终点未完成图片
  private Drawable mLastUnCompleteIcon;//终点完成图片
  private float mCenterY;//该view的Y轴中间位置
  private float mLeftY;//左上方的Y位置
  private float mRightY;//右下方的位置
  private List mStepBeanList ;//当前有几步流程
  private int mStepNum = 0;
  private float mLinePadding;//两条连线之间的间距
  private List mCircleCenterPointPositionList;//定义所有圆的圆心点位置的集合
  private Paint mUnCompletedPaint;//未完成Paint
  private Paint mCompletedPaint;//完成paint
  private int mUnCompletedLineColor = ContextCompat.getColor(getContext(), R.color.uncompleted_color);//定义默认未完成线的颜色
  private int mCompletedLineColor = ContextCompat.getColor(getContext(), R.color.completed_color);//定义默认完成线的颜色
  private PathEffect mEffects;
  private int mComplectingPosition;//正在进行position
  private Path mPath;
  private OnDrawIndicatorListener mOnDrawListener;
  private int screenWidth;
  /**
   * 设置监听
   * @param onDrawListener
   */
  public void setOnDrawListener(OnDrawIndicatorListener onDrawListener){
    mOnDrawListener= onDrawListener;
  }
  /**
   * get圆的半径 get circle radius
   * @return
   */
  public float getCircleRadius(){
    return mCircleRadius;
  }
  public HorizontalStepsViewIndicator(Context context){
    this(context, null);
  }
  public HorizontalStepsViewIndicator(Context context, AttributeSet attrs){
    this(context, attrs, 0);
  }
  public HorizontalStepsViewIndicator(Context context, AttributeSet attrs, int defStyle){
    super(context, attrs, defStyle);
    init();
  }
  private void init(){
    mStepBeanList = new ArrayList<>();
    mPath = new Path();
    mEffects = new DashPathEffect(new float[]{8, 8, 8, 8}, 1);
    mCircleCenterPointPositiOnList= new ArrayList<>();//初始化
    mUnCompletedPaint = new Paint();
    mCompletedPaint = new Paint();
    mUnCompletedPaint.setAntiAlias(true);
    mUnCompletedPaint.setColor(mUnCompletedLineColor);
    mUnCompletedPaint.setStyle(Paint.Style.STROKE);
    mUnCompletedPaint.setStrokeWidth(2);
    mCompletedPaint.setAntiAlias(true);
    mCompletedPaint.setColor(mCompletedLineColor);
    mCompletedPaint.setStyle(Paint.Style.STROKE);
    mCompletedPaint.setStrokeWidth(2);
    mUnCompletedPaint.setPathEffect(mEffects);
    mCompletedPaint.setStyle(Paint.Style.FILL);
    mCompletedLineHeight = 0.03f * defaultStepIndicatorNum;//已经完成线的宽高
    mCircleRadius = 0.28f * defaultStepIndicatorNum;//圆的半径
    mLinePadding = 1.0f * defaultStepIndicatorNum;//线与线之间的间距
    mCompleteIcon = ContextCompat.getDrawable(getContext(), R.drawable.complted);//已经完成的icon
    mAttentiOnIcon= ContextCompat.getDrawable(getContext(), R.drawable.attention);//正在进行的icon
    mDefaultIcon = ContextCompat.getDrawable(getContext(), R.drawable.default_icon);//未完成的icon
    mLastCompleteIcon= ContextCompat.getDrawable(getContext(), R.drawable.last_complted);//终点已完成的icon
    mLastUnCompleteIcon= ContextCompat.getDrawable(getContext(), R.drawable.last_uncomplted);//终点未完成的icon
  }
  @Override
  protected synchronized void onMeasure(int widthMeasureSpec, int heightMeasureSpec){
    int width = defaultStepIndicatorNum * 2;
    if(MeasureSpec.UNSPECIFIED != MeasureSpec.getMode(widthMeasureSpec)){
      screenWidth = MeasureSpec.getSize(widthMeasureSpec);
    }
    int height = defaultStepIndicatorNum;
    if(MeasureSpec.UNSPECIFIED != MeasureSpec.getMode(heightMeasureSpec)){
      height = Math.min(height, MeasureSpec.getSize(heightMeasureSpec));
    }
    width = (int) (mStepNum * mCircleRadius * 2 - (mStepNum - 1) * mLinePadding);
    setMeasuredDimension(width, height);
  }
  @Override
  protected void onSizeChanged(int w, int h, int oldw, int oldh){
    super.onSizeChanged(w, h, oldw, oldh);
    //获取中间的高度,目的是为了让该view绘制的线和圆在该view垂直居中
    mCenterY = 0.5f * getHeight();
    //获取左上方Y的位置，获取该点的意义是为了方便画矩形左上的Y位置
    mLeftY = mCenterY - (mCompletedLineHeight / 2);
    //获取右下方Y的位置，获取该点的意义是为了方便画矩形右下的Y位置
    mRightY = mCenterY + mCompletedLineHeight / 2;
    mCircleCenterPointPositionList.clear();
    for(int i = 0; i  getCircleCenterPointPositionList()
  {
    return mCircleCenterPointPositionList;
  }
  /**
   * 设置流程步数
   * @param stepsBeanList 流程步数
   */
  public void setStepNum(List stepsBeanList) {
    this.mStepBeanList = stepsBeanList;
    mStepNum = mStepBeanList.size();
    if(mStepBeanList!=null&&mStepBeanList.size()>0){
      for(int i = 0;i

public class HorizontalStepView extends LinearLayout implements HorizontalStepsViewIndicator.OnDrawIndicatorListener{
  private RelativeLayout mTextContainer;
  private HorizontalStepsViewIndicator mStepsViewIndicator;
  private List mStepBeanList;
  private int mComplectingPosition;
  private int mUnComplectedTextColor = ContextCompat.getColor(getContext(), R.color.uncompleted_text_color);//定义默认未完成文字的颜色;
  private int mComplectedTextColor = ContextCompat.getColor(getContext(), R.color.completed_color);//定义默认完成文字的颜色;
  private int mTextSize = 14;//default textSize
  private TextView mTextView;
  public HorizontalStepView(Context context){
    this(context, null);
  }
  public HorizontalStepView(Context context, AttributeSet attrs){
    this(context, attrs, 0);
  }
  public HorizontalStepView(Context context, AttributeSet attrs, int defStyleAttr){
    super(context, attrs, defStyleAttr);
    init();
  }
  private void init(){
    View rootView = LayoutInflater.from(getContext()).inflate(R.layout.widget_horizontal_stepsview, this);
    mStepsViewIndicator = (HorizontalStepsViewIndicator) rootView.findViewById(R.id.steps_indicator);
    mStepsViewIndicator.setOnDrawListener(this);
    mTextCOntainer= (RelativeLayout) rootView.findViewById(R.id.rl_text_container);
  }
  /**
   * 设置显示的文字
   * @param stepsBeanList
   * @return
   */
  public HorizontalStepView setStepViewTexts(List stepsBeanList) {
    mStepBeanList = stepsBeanList;
    mStepsViewIndicator.setStepNum(mStepBeanList);
    return this;
  }
  /**
   * 设置未完成文字的颜色
   * @param unComplectedTextColor
   * @return
   */
  public HorizontalStepView setStepViewUnComplectedTextColor(int unComplectedTextColor) {
    mUnComplectedTextColor = unComplectedTextColor;
    return this;
  }
  /**
   * 设置完成文字的颜色
   * @param complectedTextColor
   * @return
   */
  public HorizontalStepView setStepViewComplectedTextColor(int complectedTextColor) {
    this.mComplectedTextColor = complectedTextColor;
    return this;
  }
  /**
   * 设置StepsViewIndicator未完成线的颜色
   * @param unCompletedLineColor
   * @return
   */
  public HorizontalStepView setStepsViewIndicatorUnCompletedLineColor(int unCompletedLineColor) {
    mStepsViewIndicator.setUnCompletedLineColor(unCompletedLineColor);
    return this;
  }
  /**
   * 设置StepsViewIndicator完成线的颜色
   * @param completedLineColor
   * @return
   */
  public HorizontalStepView setStepsViewIndicatorCompletedLineColor(int completedLineColor) {
    mStepsViewIndicator.setCompletedLineColor(completedLineColor);
    return this;
  }
  /**
   * 设置StepsViewIndicator默认图片
   * @param defaultIcon
   */
  public HorizontalStepView setStepsViewIndicatorDefaultIcon(Drawable defaultIcon) {
    mStepsViewIndicator.setDefaultIcon(defaultIcon);
    return this;
  }
  /**
   * 设置StepsViewIndicator已完成图片
   * @param completeIcon
   */
  public HorizontalStepView setStepsViewIndicatorCompleteIcon(Drawable completeIcon) {
    mStepsViewIndicator.setCompleteIcon(completeIcon);
    return this;
  }
  /**
   * 设置StepsViewIndicator正在进行中的图片
   * @param attentionIcon
   */
  public HorizontalStepView setStepsViewIndicatorAttentionIcon(Drawable attentionIcon) {
    mStepsViewIndicator.setAttentionIcon(attentionIcon);
    return this;
  }
  public HorizontalStepView setStepsViewIndicatorLastCompleteIcon(Drawable lastCompleteIcon) {
    mStepsViewIndicator.setLastCompleteIcon(lastCompleteIcon);
    return this;
  }
  public HorizontalStepView setStepsViewIndicatorLastUnCompleteIcon(Drawable lastUnCompleteIcon) {
    mStepsViewIndicator.setLastUnCompleteIcon(lastUnCompleteIcon);
    return this;
  }
  /**
   * set textSize
   * @param textSize
   * @return
   */
  public HorizontalStepView setTextSize(int textSize) {
    if(textSize > 0) {
      mTextSize = textSize;
    }
    return this;
  }
  @Override
  public void ondrawIndicator() {
    if(mTextContainer != null) {
      mTextContainer.removeAllViews();
      List complectedXPosition = mStepsViewIndicator.getCircleCenterPointPositionList();
      if(mStepBeanList != null && complectedXPosition != null && complectedXPosition.size() > 0) {
        for(int i = 0; i 

private List stepsBeanList;
         private HorizontalStepView mHorizontalStepView;
         mHorizOntalStepView=(HorizontalStepView)findViewById(R.id.hsv_step_view);
         stepsBeanList = new ArrayList<>();
            StepBean stepBean0=null;
            StepBean stepBean1=null;
            StepBean stepBean2=null;
            StepBean stepBean3=null;
            switch (stepIndex){
              case 1:
                stepBean0 = new StepBean("手机绑定",1);
                stepBean1 = new StepBean("实名认证",0);
                stepBean2 = new StepBean("学时充值",-1);
                stepBean3 = new StepBean("开始用车",3);
                break;
              case 2:
                stepBean0 = new StepBean("手机绑定",1);
                stepBean1 = new StepBean("实名认证",1);
                stepBean2 = new StepBean("学时充值",0);
                stepBean3 = new StepBean("开始用车",3);
                break;
              case 3:
                stepBean0 = new StepBean("手机绑定",1);
                stepBean1 = new StepBean("实名认证",1);
                stepBean2 = new StepBean("学时充值",1);
                stepBean3 = new StepBean("开始用车",2);
                break;
            }
            stepsBeanList.add(stepBean0);
            stepsBeanList.add(stepBean1);
            stepsBeanList.add(stepBean2);
            stepsBeanList.add(stepBean3);
          mHorizontalStepView.setStepViewTexts(stepsBeanList);