ClearEditText.java 文件源码

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    canvas.setDrawFilter(new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
    if (mAnimator_visible.isRunning()) {
        int x = (int) mAnimator_visible.getAnimatedValue();
        drawClear(x, canvas);
        invalidate();
    } else if (isVisible) {
        drawClear(0, canvas);
    }

    if (mAnimator_gone.isRunning()) {
        float scale = (float) mAnimator_gone.getAnimatedValue();
        drawClearGone(scale, canvas);
        invalidate();
    }
}