高仿支付寶螞蟻森林氣泡DEMO版本

```

public class BubbleView extends View {    private Paint textPaint;    private Paint bgPaint;    private Paint whitePaint;    private float offset;    private RectF rectF;    private RectF innerRectF;    private int padding = 20;    private int innerPadding = 35;    private int BUBBLEOFFSET=35;    private ValueAnimator valueAnimator;    private String text="5g";    public BubbleView(Context context) {        super(context);        init();    }    public BubbleView(Context context, @Nullable AttributeSet attrs) {        super(context, attrs);        init();    }    public BubbleView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {        super(context, attrs, defStyleAttr);        init();    }    int[] colors = {0xFFCCFE5F,0xffBDF041};    private void init() {        bgPaint=new Paint();        bgPaint.setColor(Color.GREEN);        bgPaint.setAntiAlias(true);        bgPaint.setStrokeWidth(10);        bgPaint.setStyle(Paint.Style.FILL);        whitePaint=new Paint();        whitePaint.setColor(Color.WHITE);        whitePaint.setAntiAlias(true);        whitePaint.setStrokeWidth(10);        whitePaint.setStyle(Paint.Style.STROKE);        whitePaint.setStrokeCap( Paint.Cap.ROUND );        textPaint = new Paint();        textPaint.setColor(0xff339855);        textPaint.setAntiAlias(true);        textPaint.setStrokeWidth(35);        textPaint.setStyle(Paint.Style.FILL);        textPaint.setTextAlign(Paint.Align.CENTER);        textPaint.setTextSize(75);        textPaint.setTypeface(Typeface.DEFAULT_BOLD);        Paint.FontMetrics fontMetrics = new Paint.FontMetrics();        textPaint.getFontMetrics(fontMetrics);        offset = (fontMetrics.descent + fontMetrics.ascent) / 2;        valueAnimator = ObjectAnimator.ofFloat(this, "translationY", BUBBLEOFFSET,-BUBBLEOFFSET);        valueAnimator.setDuration(1500);        valueAnimator.setRepeatMode(ObjectAnimator.REVERSE);        valueAnimator.setRepeatCount(INFINITE);        valueAnimator.start();    }    @Override    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {       int mode= MeasureSpec.getMode(widthMeasureSpec);       if(mode==MeasureSpec.AT_MOST||mode==MeasureSpec.UNSPECIFIED){           setMeasuredDimension(240,240);       }else{           super.onMeasure(widthMeasureSpec, widthMeasureSpec);       }    }    @Override    protected void onSizeChanged(int w, int h, int oldw, int oldh) {        super.onSizeChanged(w, h, oldw, oldh);        rectF = new RectF(padding, padding, w - padding, h - padding);        innerRectF = new RectF(innerPadding, innerPadding, w - innerPadding, h - innerPadding);        Shader shader1 = new RadialGradient(rectF.centerX(), rectF.centerY(),rectF.centerX()-rectF.left,colors,new float[]{0.8f,02f},Shader.TileMode.CLAMP);        bgPaint.setShader(shader1);    }    @Override    protected void onDraw(Canvas canvas) {        super.onDraw(canvas);        if (rectF == null) return;        canvas.drawCircle(rectF.centerX(), rectF.centerY(), rectF.centerX()-rectF.left, bgPaint);        whitePaint.setColor(0xefffffff);        canvas.drawArc(innerRectF,180,60,false,whitePaint);        canvas.drawArc(innerRectF,250,2,false,whitePaint);        whitePaint.setColor(0xaaffffff);        canvas.drawArc(innerRectF,15,60,false,whitePaint);        canvas.drawText(text, rectF.centerX(), rectF.centerY() - offset, textPaint);    }    @Override    protected void onDetachedFromWindow() {        super.onDetachedFromWindow();        if(valueAnimator!=null)valueAnimator.cancel();        valueAnimator=null;    }}複製代碼

```