Function getCascadeBoundingBox

core/base/Utils.cpp:262–307

}

Rect getCascadeBoundingBox(Node* node)
{
    Rect cbb;
    Vec2 contentSize = node->getContentSize();

    // check all children bounding box, get maximize box
    Node* child = nullptr;
    bool merge  = false;
    for (auto&& object : node->getChildren())
    {
        child = dynamic_cast<Node*>(object);
        if (!child->isVisible())
            continue;

        const Rect box = getCascadeBoundingBox(child);
        if (box.size.width <= 0 || box.size.height <= 0)
            continue;

        if (!merge)
        {
            cbb   = box;
            merge = true;
        }
        else
        {
            cbb.merge(box);
        }
    }

    // merge content size
    if (contentSize.width > 0 && contentSize.height > 0)
    {
        const Rect box = RectApplyAffineTransform(Rect(0, 0, contentSize.width, contentSize.height),
                                                  node->getNodeToWorldAffineTransform());
        if (!merge)
        {
            cbb = box;
        }
        else
        {
            cbb.merge(box);
        }
    }

    return cbb;
}

Sprite* createSpriteFromBase64Cached(const char* base64String, const char* key)
{