Method visit

extensions/GUI/src/GUI/ScrollView/ScrollView.cpp:641–699

}

void ScrollView::visit(Renderer* renderer, const Mat4& parentTransform, uint32_t parentFlags)
{
    // quick return if not visible
    if (!isVisible())
    {
        return;
    }

    uint32_t flags = processParentFlags(parentTransform, parentFlags);

    // IMPORTANT:
    // To ease the migration to v3.0, we still support the Mat4 stack,
    // but it is deprecated and your code should not rely on it
    Director* director = Director::getInstance();
    AXASSERT(nullptr != director, "Director is null when setting matrix stack");
    director->pushMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
    director->loadMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW, _modelViewTransform);

    this->beforeDraw();
    bool visibleByCamera = isVisitableByVisitingCamera();

    if (!_children.empty())
    {
        int i = 0;

        // draw children zOrder < 0
        for (; i < _children.size(); i++)
        {
            Node* child = _children.at(i);
            if (child->getLocalZOrder() < 0)
            {
                child->visit(renderer, _modelViewTransform, flags);
            }
            else
            {
                break;
            }
        }

        // this draw
        if (visibleByCamera)
            this->draw(renderer, _modelViewTransform, flags);

        // draw children zOrder >= 0
        for (; i < _children.size(); i++)
        {
            Node* child = _children.at(i);
            child->visit(renderer, _modelViewTransform, flags);
        }
    }
    else if (visibleByCamera)
    {
        this->draw(renderer, _modelViewTransform, flags);
    }

    this->afterDraw();

    director->popMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);