80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
#ifndef _SOUNDBASE_H
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#define _SOUNDBASE_H
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#include "Engine.h"
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#include <SDL/SDL_mixer.h>
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namespace Engine {
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class Module;
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class SoundSample {
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public:
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SoundSample() :
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mMixChunk (NULL),
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mChannel (-1) {
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}
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~SoundSample();
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bool Load(const std::string &filename);
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void Play();
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void Loop(int count);
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void Stop();
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int GetChannel () { return mChannel; };
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private:
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int mChannel;
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Mix_Chunk *mMixChunk;
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};
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typedef boost::shared_ptr<SoundSample> SoundSamplePtr;
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/** \brief Manages loading, saving and playing of sounds and music
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*
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*/
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class SoundBase : public Module {
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public:
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void PlaySound (const std::string &sound_name);
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/** \brief Plays a sound chunk in a loop
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*
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* \note Loops are hard-coded played in channel 4, therefore playing
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* two loops simultaneously is currently not supported.
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*/
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void PlaySoundLoop (const std::string &sound_name, int count);
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void HaltSoundLoop (const std::string &sound_name);
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void LoadSound (const std::string &sound_name);
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void PlayMusic (const std::string &music_name);
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void HaltMusic ();
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/** \brief Sets the volume of the music channel to the given value
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*
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* \param music_value is a value from 0. (no music) to 1. (maximum volume)
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*/
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void SetMusicVolume (const float &music_volume);
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/** \brief Returns the value of the music (0. - 1.) */
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float GetMusicVolume ();
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/** \brief Sets the volume of the music channel to the given value
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*
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* \param music_value is a value from 0. (no music) to 1. (maximum volume)
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*/
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void SetEffectsVolume (const float &effects_volume);
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/** \brief Returns the value of the effects (0. - 1.) */
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float GetEffectsVolume ();
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protected:
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/** \brief Initializes the system */
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virtual int OnInit (int argc, char* argv[]);
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/** \brief Destroys the system (must be called!) */
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virtual void OnDestroy ();
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std::string mCurrentMusicName;
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Mix_Music *mCurrentMusic;
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std::map<std::string, SoundSamplePtr> mSamples;
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typedef std::map<std::string, SoundSamplePtr>::iterator SampleIter;
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};
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}
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#endif // _SOUNDBASE_H
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