FrameTimerGenerator.h

#ifndef FRAME_TIMER_GENERATOR_H
#define FRAME_TIMER_GENERATOR_H 1

#include <omnetpp.h>
#include "GlobalTime.h"

class FrameTimer;

/* frame timers are repeating timers (ala TimeSync in TinyOS)
 * Frame timers can also be assumed to be firing at the same time on 
 * different nodes (i.e. global time is being used)
 * Default implementation of this cheats and uses simTime() to calculate
 * the global time points, but eventually this could be implemented using 
 * the standard timers and a proper global time implementation */

class FrameTimerGenerator: public cSimpleModule
{
  protected:
    FrameTimer *ft;
    GlobalTime *gt;
    std::map<unsigned int,cMessage *> *timers;
    std::map<unsigned int,double> *frames;
    void nextFrame(unsigned int index);
    virtual void handleMessage(cMessage* msg);
  public: 
      //Module_Class_Members(FrameTimerGenerator, cSimpleModule, 0);
    ~FrameTimerGenerator();
    virtual void init(FrameTimer *parent);
    void setFrameTimer(unsigned int index, double period);
    unsigned int setFrameTimer(double period);
    void cancelFrameTimer(unsigned int index);
};

#endif