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****************************************************************************/

#ifndef QMLRENDERER_H
#define QMLRENDERER_H

#include "qsgrenderer_p.h"

#include <QtGui/private/qdatabuffer_p.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QMLRenderer : public QSGRenderer
{
    Q_OBJECT
public:
    QMLRenderer(QSGContext *context);

    void render();

    void nodeChanged(QSGNode *node, QSGNode::DirtyFlags flags);

    void setSortFrontToBackEnabled(bool sort);
    bool isSortFrontToBackEnabled() const;

private:
    void buildLists(QSGNode *node);
    void renderNodes(const QDataBuffer<QSGGeometryNode *> &list);

    const QSGClipNode *m_currentClip;
    QSGMaterial *m_currentMaterial;
    QSGMaterialShader *m_currentProgram;
    const QMatrix4x4 *m_currentMatrix;
    QMatrix4x4 m_renderOrderMatrix;
    QDataBuffer<QSGGeometryNode *> m_opaqueNodes;
    QDataBuffer<QSGGeometryNode *> m_transparentNodes;
    QDataBuffer<QSGGeometryNode *> m_tempNodes;

    bool m_rebuild_lists;
    bool m_needs_sorting;
    bool m_sort_front_to_back;
    int m_currentRenderOrder;



#ifdef QML_RUNTIME_TESTING
    bool m_render_opaque_nodes;
    bool m_render_alpha_nodes;
#endif
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QMLRENDERER_H