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sample.cpp

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#include <string>
#include "sample.h"
#include <SDL/SDL_mixer.h>
#include <iostream>

using namespace std;

//default constructor
Sample::Sample() : sample(NULL), channel(-1) {}

//full constructor
Sample::Sample(string fileName, int chan) {
        sample = Mix_LoadWAV(fileName.c_str());
        if (!sample) {
                cerr << "Mix_LoadWav Error: " << Mix_GetError() << endl;
        }
        channel = chan;
}

//destructor
Sample::~Sample() {
        Mix_FreeChunk(sample);
        sample = NULL;
        channel = -1;
}

//self explanatory
int Sample::GetChannel() {
        return channel;
}

//same
bool Sample::SetChannel(int chan) {
        channel = chan;
        return true;
}

//plays the sample on its channel loop+1 times. -1 == infinity.
bool Sample::Play(int loops) {
        int success;
        success = Mix_PlayChannel(channel, sample, loops);
        // I was getting a ton of errors (but they weren't really..should
        // check for -1 not 0, i think). (CM)
        if (success == -1) {
                cerr << "Mix_PlayChannel Error: " << Mix_GetError() << endl;
                return false;
        }
        return true;
}

bool Sample::isPlaying() {
        if (Mix_Playing(channel)) {
                return true;
        }
        return false;
}

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