//
// Programmer:    Craig Stuart Sapp <craig@ccrma.stanford.edu>
// Creation Date: Fri Nov  1 23:35:02 PST 1996
// Last Modified: Mon Apr 28 19:29:55 GMT-0800 1997
// Filename:      ...sig/maint/code/Signal/Signal.cpp
// Web Address:   http://sig.sapp.org/src/sig/Signal.cpp
// Documentation: http://sig.sapp.org/doc/classes/Signal
// Syntax:        C++ 
//

#include "Signal.h"

#include <limits.h>
#include <stdlib.h>
#include <string.h>

#ifndef OLDCPP
   #include <iostream>
   using namespace std;
#else
   #include <iostream.h>
#endif


//////////////////////////////
//
// Signal::Signal --
//

Signal::Signal(void) { 
   signalName = NULL;
   setName("Signal");
   setSrate(44100);
   tickNumber = INT_MAX; 
   brandname = 0;               // 0 = Signal, 1 = Generator, 2 = Filter
}



//////////////////////////////
//
// Signal::~Signal --
//

Signal::~Signal() {
   if (signalName != NULL) {
      delete [] signalName;
   }
}



//////////////////////////////
//
// Signal::getName --
//

char const* Signal::getName(void) const {
   return signalName;
}



//////////////////////////////
//
// Signal::getSrate --
//

float Signal::getSrate(void) const {
   return srate;
}



//////////////////////////////
//
// Signal::getType --
//

int Signal::getType(void) const {
   return brandname;
}


//////////////////////////////
//
// Signal::output --
//

sampleType Signal::output(double index) {
   return output((int)index);
}


//////////////////////////////
//
// Signal::setName --
//

void Signal::setName(const char* newname) {
   if (signalName != NULL) delete [] signalName;
   signalName = new char[strlen(newname)+1];
   strcpy(signalName, newname);
}



//////////////////////////////
//
// Signal::setSrate --
//

void Signal::setSrate(float aSrate) {
   if (aSrate < 1) {
      cerr << "Error: you cannot have the nonpositive sampling rate "
           << aSrate << " in the object " << getName() << "." << endl;
      exit(1);
   }
   srate = aSrate;
}


////////////////////////////////////////////////////////////////////////////////
//
// Private functions
//



// md5sum: f9e57cc871c3ff2b6aecfd234ef81a73 Signal.cpp [20050403]