/home/master/UCL/VisualizationLibrary/src/vlGraphics/RenderingAbstract.hpp

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/*  Visualization Library                                                             */
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#ifndef RenderingAbstract_INCLUDE_ONCE
#define RenderingAbstract_INCLUDE_ONCE

#include <vlGraphics/link_config.hpp>
#include <vlCore/Collection.hpp>
#include <vlCore/vlnamespace.hpp>

namespace vl
{
  class RenderEventCallback;

  class VLGRAPHICS_EXPORT RenderingAbstract: public Object
  {
    VL_INSTRUMENT_ABSTRACT_CLASS(vl::RenderingAbstract, Object)

  public:
    RenderingAbstract();

    virtual void render() = 0;

    RenderingAbstract& operator=(const RenderingAbstract& other);

    void dispatchOnRenderingStarted();

    void dispatchOnRenderingFinished();

    Collection<RenderEventCallback>* onStartedCallbacks() { return mOnStartedCallbacks.get(); }

    const Collection<RenderEventCallback>* onStartedCallbacks() const { return mOnStartedCallbacks.get(); }

    Collection<RenderEventCallback>* onFinishedCallbacks() { return mOnFinishedCallbacks.get(); }

    const Collection<RenderEventCallback>* onFinishedCallbacks() const { return mOnFinishedCallbacks.get(); }

    void setEnableMask(unsigned int mask) { mEnableMask = mask; }
    
    unsigned int enableMask() const { return mEnableMask; }
    
    bool isEnabled(unsigned int mask) { return (mask & mEnableMask) != 0; }

    void setFrameClock(real cur_time) { mFrameClock = cur_time; }

    real frameClock() const { return mFrameClock; }

  protected:
    ref< Collection<RenderEventCallback> > mOnStartedCallbacks;
    ref< Collection<RenderEventCallback> > mOnFinishedCallbacks;
    real mFrameClock;
    unsigned int mEnableMask;
  };
}

#endif