source: JEM-EUSO/esaf_lal/tags/v1_r0/esaf/packages/common/eventviewer/src/EAnimator.cc @ 117

// ESAF : Euso Simulation and Analysis Framework
// $Id: EAnimator.cc 2795 2008-02-11 12:50:20Z naumov $
// Author: A.Thea   Aug,  5 2004

#include "EAnimator.hh"

#include "TTimer.h"
#include "TPad.h"
#include <TClass.h>

ClassImp(EAnimator)

//_____________________________________________________________________________
EAnimator::EAnimator() {
    //
    // Constructor
    //

    fTimer = new TTimer(100);

    fFrame     = 0;
    fNumFrames = 0;

}

//_____________________________________________________________________________
EAnimator::~EAnimator() {
    //
    // Destructor
    //

    if ( fTimer ) delete fTimer;
}

//_____________________________________________________________________________
void EAnimator::Play( Option_t *opt ) {
    // 
    // Start the movie
    //

    if ( gPad ) gPad->Clear();

    TString option(opt);

    Draw( option.Data() );

    fTimer->Connect("Timeout()",IsA()->GetName(), this, "Animate()" );
    Rewind();

    Info("Play","Animation started");
    fTimer->TurnOn();
}

//_____________________________________________________________________________
void EAnimator::Stop() {
    // 
    // Stop the movie
    //

    fTimer->TurnOff();
    Info("Stop","Animation completed");

}

//_____________________________________________________________________________
void EAnimator::Animate() {
    //
    // Move to next animation step and increase the counter
    //
   
    if ( IsEnded() ) {
        // leave the last frame to be painted
        fFrame = fNumFrames-1;
        Stop();
        return;
    } 

    NextFrame();

    if ( gPad ) {
        gPad->Modified();
        gPad->Update();
    }
}