mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-16 10:19:47 +02:00
96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
/*
|
|
* CMusicHandler.h, part of VCMI engine
|
|
*
|
|
* Authors: listed in file AUTHORS in main folder
|
|
*
|
|
* License: GNU General Public License v2.0 or later
|
|
* Full text of license available in license.txt file, in main folder
|
|
*
|
|
*/
|
|
#pragma once
|
|
|
|
#include "CAudioBase.h"
|
|
#include "IMusicPlayer.h"
|
|
|
|
#include "../lib/CConfigHandler.h"
|
|
|
|
struct _Mix_Music;
|
|
using Mix_Music = struct _Mix_Music;
|
|
|
|
class CMusicHandler;
|
|
|
|
//Class for handling one music file
|
|
class MusicEntry : boost::noncopyable
|
|
{
|
|
CMusicHandler * owner;
|
|
Mix_Music * music;
|
|
|
|
//if not null - set from which music will be randomly selected
|
|
std::string setName;
|
|
AudioPath currentName;
|
|
|
|
uint32_t startTime;
|
|
uint32_t startPosition;
|
|
int loop; // -1 = indefinite
|
|
bool fromStart;
|
|
bool playing;
|
|
|
|
void load(const AudioPath & musicURI);
|
|
|
|
public:
|
|
MusicEntry(CMusicHandler * owner, std::string setName, const AudioPath & musicURI, bool looped, bool fromStart);
|
|
~MusicEntry();
|
|
|
|
bool isSet(const std::string & setName);
|
|
bool isTrack(const AudioPath & trackName);
|
|
bool isPlaying() const;
|
|
|
|
bool play();
|
|
bool stop(int fade_ms = 0);
|
|
};
|
|
|
|
class CMusicHandler final : public CAudioBase, public IMusicPlayer
|
|
{
|
|
private:
|
|
//update volume on configuration change
|
|
SettingsListener listener;
|
|
void onVolumeChange(const JsonNode & volumeNode);
|
|
|
|
std::unique_ptr<MusicEntry> current;
|
|
std::unique_ptr<MusicEntry> next;
|
|
|
|
boost::mutex mutex;
|
|
int volume = 0; // from 0 (mute) to 100
|
|
|
|
void queueNext(CMusicHandler * owner, const std::string & setName, const AudioPath & musicURI, bool looped, bool fromStart);
|
|
void queueNext(std::unique_ptr<MusicEntry> queued);
|
|
void musicFinishedCallback() final;
|
|
|
|
/// map <set name> -> <list of URI's to tracks belonging to the said set>
|
|
std::map<std::string, std::vector<AudioPath>> musicsSet;
|
|
/// stored position, in seconds at which music player should resume playing this track
|
|
std::map<AudioPath, float> trackPositions;
|
|
|
|
public:
|
|
CMusicHandler();
|
|
~CMusicHandler();
|
|
|
|
/// add entry with URI musicURI in set. Track will have ID musicID
|
|
void addEntryToSet(const std::string & set, const AudioPath & musicURI);
|
|
|
|
void loadTerrainMusicThemes() final;
|
|
void setVolume(ui32 percent) final;
|
|
ui32 getVolume() const final;
|
|
|
|
/// play track by URI, if loop = true music will be looped
|
|
void playMusic(const AudioPath & musicURI, bool loop, bool fromStart) final;
|
|
/// play random track from this set
|
|
void playMusicFromSet(const std::string & musicSet, bool loop, bool fromStart) final;
|
|
/// play random track from set (musicSet, entryID)
|
|
void playMusicFromSet(const std::string & musicSet, const std::string & entryID, bool loop, bool fromStart) final;
|
|
/// stops currently playing music by fading out it over fade_ms and starts next scheduled track, if any
|
|
void stopMusic(int fade_ms) final;
|
|
|
|
friend class MusicEntry;
|
|
};
|