OkulusDrawable.java 文件源码

@Override
protected void onBoundsChange(Rect bounds) {

    super.onBoundsChange(bounds);
    mRect.set(bounds);
    mShadowRect.set(mRect);
    mShadowRect.inset(mShadowSize, mShadowSize);

    if (mFullCircle) {
        mCornerRadius = Math.abs(mRect.left - mRect.right) / 2;
    }

    if (mBorderSize > 0) {
        initRectsWithBorders();
    } else {
        initRectsWithoutBorders();
    }
    if(mShadowSize > 0) {
        mShadowMaskFilter = new BlurMaskFilter(mShadowSize * 0.95F, BlurMaskFilter.Blur.SOLID);
    }
    updateShaderMatrix();
}