ColorRatingBar.java 文件源码

private void init(Context context, AttributeSet attrs, int defStyleAttr) {
        TypedArray a = context.getTheme().obtainStyledAttributes(attrs, R.styleable.ColorRatingBar, defStyleAttr, 0);
        int progressColor = a.getColor(R.styleable.ColorRatingBar_progress_color, ContextCompat.getColor(context, R.color.colorPrimary));
//        int halfColor = a.getColor(R.styleable.ColorRatingBar_half_color, ContextCompat.getColor(context, R.color.colorAccent));
        int emptyColor = a.getColor(R.styleable.ColorRatingBar_empty_color, ContextCompat.getColor(context, R.color.colorAccent));
        boolean changeable = a.getBoolean(R.styleable.ColorRatingBar_changeable, true);

        LayerDrawable stars = (LayerDrawable) getProgressDrawable();
        // Filled stars
        setRatingStarColor(DrawableCompat.wrap(stars.getDrawable(2)), progressColor);
        // Half filled stars
        setRatingStarColor(DrawableCompat.wrap(stars.getDrawable(1)), progressColor);
        // Empty stars
        setRatingStarColor(DrawableCompat.wrap(stars.getDrawable(0)), emptyColor);

        setIsIndicator(!changeable);
    }