TasksCompletedView.java 文件源码

private void initVariable() {
    mCirclePaint = new Paint();
    mCirclePaint.setAntiAlias(true);
    mCirclePaint.setColor(mCircleColor);
    mCirclePaint.setStyle(Paint.Style.FILL);

    mRingPaint = new Paint();
    mRingPaint.setAntiAlias(true);
    mRingPaint.setColor(mRingColor);
    mRingPaint.setStyle(Paint.Style.STROKE);
    mRingPaint.setStrokeWidth(mStrokeWidth);

    mTextPaint = new Paint();
    mTextPaint.setAntiAlias(true);
    mTextPaint.setStyle(Paint.Style.FILL);
    mTextPaint.setARGB(255, 255, 255, 255);
    mTextPaint.setTextSize(mRadius / 2);

    FontMetrics fm = mTextPaint.getFontMetrics();
    mTxtHeight = (int) Math.ceil(fm.descent - fm.ascent);

}