package com.mm.android.deviceaddmodule.views;
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import android.animation.Animator;
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import android.animation.AnimatorListenerAdapter;
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import android.animation.ValueAnimator;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.RectF;
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import android.support.annotation.Nullable;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.animation.LinearInterpolator;
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import com.mm.android.deviceaddmodule.R;
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import com.mm.android.deviceaddmodule.mobilecommon.utils.UIUtils;
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/**
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* 圆形倒计时控件
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**/
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public class CircleCountDownView extends View {
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private int mRingColor; //圆轮颜色
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private int mCirbgColor; //圆形背景色
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private float mRingWidth; //圆轮宽度
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private int mRingProgessTextSize; //圆轮进度值文本大小
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private int mWidth; //宽度
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private int mHeight; //高度
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private Paint mPaint;
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private RectF mRectF; //圆环的矩形区域
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private int mProgessTextColor;
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private int mCountdownTime;
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private float mCurrentProgress;
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private OnCountDownFinishListener mListener;
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ValueAnimator mValueAnimator;
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private int mMiddleTime; //设置中间提醒时间，即0-CountdownTime之间的时间
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private boolean mHasMiddleTimeUp=false;
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public CircleCountDownView(Context context) {
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super(context);
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init();
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}
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public CircleCountDownView(Context context, @Nullable AttributeSet attrs) {
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super(context, attrs);
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initAttrs(context, attrs);
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init();
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}
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public CircleCountDownView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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initAttrs(context, attrs);
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init();
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}
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Paint textPaint;
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private void init() {
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textPaint = new Paint();
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mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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mPaint.setAntiAlias(true);
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mPaint.setColor(mRingColor); //颜色
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mPaint.setStyle(Paint.Style.STROKE); //空心
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mPaint.setStrokeWidth(mRingWidth); //宽度
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mCirbgColor = getResources().getColor(R.color.c6);
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this.setWillNotDraw(false);
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}
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private void initAttrs(Context context, AttributeSet attrs) {
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CircleCountDownView);
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mRingColor = a.getColor(R.styleable.CircleCountDownView_ringColor, mCirbgColor);
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mCirbgColor=a.getColor(R.styleable.CircleCountDownView_ringbgColor,mCirbgColor);
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mRingWidth = a.getDimensionPixelSize(R.styleable.CircleCountDownView_ringWidth, UIUtils.dp2px(context, 10));
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mRingProgessTextSize = a.getDimensionPixelSize(R.styleable.CircleCountDownView_progressTextSize, UIUtils.sp2px(context, 25));
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mProgessTextColor = a.getColor(R.styleable.CircleCountDownView_progressTextColor, mCirbgColor);
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mCountdownTime = a.getInteger(R.styleable.CircleCountDownView_countdownTime, 60);
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a.recycle();
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}
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@Override
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protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
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super.onLayout(changed, left, top, right, bottom);
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mWidth = getMeasuredWidth();
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mHeight = getMeasuredHeight();
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if(mRectF == null){
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mRectF = new RectF(0 + mRingWidth / 2, 0 + mRingWidth / 2,
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mWidth - mRingWidth / 2, mHeight - mRingWidth / 2);
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}
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}
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@Override
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protected void onDraw(Canvas canvas) {
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super.onDraw(canvas);
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mPaint.setColor(mCirbgColor); //颜色
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canvas.drawArc(mRectF, -90, -360, false, mPaint);
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mPaint.setColor(mRingColor); //颜色
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canvas.drawArc(mRectF, -90, mCurrentProgress - 360, false, mPaint);
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//绘制文本
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String text = mCountdownTime - (int) (mCurrentProgress / 360f * mCountdownTime)+"";
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textPaint.setAntiAlias(true);
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textPaint.setTextAlign(Paint.Align.CENTER);
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textPaint.setTextSize(mRingProgessTextSize);
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textPaint.setFakeBoldText(true);
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textPaint.setColor(mProgessTextColor);
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//文字居中显示
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Paint.FontMetricsInt fontMetrics = textPaint.getFontMetricsInt();
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int baseline = (int) ((mRectF.bottom + mRectF.top ) / 2);
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canvas.drawText(text, mRectF.centerX(), baseline, textPaint);
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textPaint.setFakeBoldText(false);
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canvas.drawText("s",mRectF.centerX(), baseline-fontMetrics.bottom-fontMetrics.top+10, textPaint);
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}
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private ValueAnimator getValA(long countdownTime) {
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ValueAnimator valueAnimator = ValueAnimator.ofFloat(0, 100);
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valueAnimator.setDuration(countdownTime);
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valueAnimator.setInterpolator(new LinearInterpolator());
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valueAnimator.setRepeatCount(0);
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return valueAnimator;
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}
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public void setCountdownTime(int mCountdownTime) {
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this.mCountdownTime = mCountdownTime;
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}
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public void setMiddleTime(int middleTime){
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this.mMiddleTime=middleTime;
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}
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/**
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* 开始倒计时
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*/
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public void startCountDown() {
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mHasMiddleTimeUp=false;
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setClickable(false);
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mValueAnimator = getValA((long)mCountdownTime * 1000);
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mValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
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@Override
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public void onAnimationUpdate(ValueAnimator animation) {
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float i = Float.valueOf(String.valueOf(animation.getAnimatedValue()));
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mCurrentProgress = (int) (360 * (i / 100f));
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int curTime = (int) (mCurrentProgress / 360f * mCountdownTime);
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if (mMiddleTime > 0
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&& curTime >= mMiddleTime
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&& !mHasMiddleTimeUp
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&& mListener != null) {
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mListener.middleTimeUp();
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mHasMiddleTimeUp = true;
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}
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invalidate();
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}
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});
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mValueAnimator.start();
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mValueAnimator.addListener(new AnimatorListenerAdapter() {
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@Override
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public void onAnimationEnd(Animator animation) {
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super.onAnimationEnd(animation);
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//倒计时结束回调
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if (mListener != null) {
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mListener.countDownFinished();
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}
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setClickable(true);
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}
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});
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}
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public int getCurCountdownTime() {
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return mCountdownTime - (int) (mCurrentProgress / 360f * mCountdownTime);
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}
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public void stopCountDown(){
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mListener=null;
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if(mValueAnimator!=null) {
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mValueAnimator.cancel();
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}
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}
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public void setCountDownListener(OnCountDownFinishListener mListener) {
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this.mListener = mListener;
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}
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public interface OnCountDownFinishListener {
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void countDownFinished();
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void middleTimeUp();
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}
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}
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