89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
#pragma once
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#include <string>
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#include <dirent.h>
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#include <map>
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#include <stdio.h>
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#include <SDL.h>
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#include <SDL_mixer.h>
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#include "Tool/Ifstream_NPK.h"
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#include "Asset/Asset_Audio.hpp"
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class Asset_SoundPack
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{
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public:
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struct WAV
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{
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unsigned int offset; // 偏移
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unsigned int size; // 大小
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std::string lpWavName; // img文件的路径
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std::string lpBelongsFile; // 这个img属于哪个npk文件
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int img_index; // img文件在npk文件里的序号
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};
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struct NpkInfo
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{
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int Offset;
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int Length;
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std::string Path;
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};
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struct MusicInfo
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{
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/**上次使用时间 */
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Uint64 LastUseTime;
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/**音频指针 */
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Mix_Chunk *lpMusic;
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};
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public:
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Asset_SoundPack(const Asset_SoundPack &) = delete;
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Asset_SoundPack &operator=(const Asset_SoundPack &) = delete;
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Asset_SoundPack(Asset_SoundPack &&) = delete;
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Asset_SoundPack &operator=(Asset_SoundPack &&) = delete;
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// 全局访问点
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static Asset_SoundPack &GetInstance()
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{
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static Asset_SoundPack instance; // 局部静态变量，保证只初始化一次
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return instance;
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}
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/**音频NPK信息表 */
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std::map<std::string, WAV> lp_arr;
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/**音频储存表 */
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std::map<std::string, MusicInfo> map_sound;
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/**audio信息表 */
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AudioConfigReader XmlConfig;
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/**正在播放的背景音乐表 */
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std::map<std::string, int> backgroud_music_map;
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/**总通道数 */
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int ChannelCount;
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public:
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Asset_SoundPack(/* args */);
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~Asset_SoundPack();
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void InitNpkList();
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void Reclaims();
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Mix_Chunk *GetOgg(const std::string &lpWavName);
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/**播放音频 */
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void PlayAudio(const std::string Key);
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/**停止音频 */
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void StopAudio(const std::string Key);
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void PlayMusic(const std::string Key, const std::string oggpath);
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void PlayEffect(const std::string Key, int Volume);
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/**停止通道播放音频 */
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void StopChannel(int Channel);
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/**设置所有通道音量 */
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void SetAllChannelVolume(int Volume);
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/**获取正在播放的背景音乐 */
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std::map<std::string, int> GetBackgroudMusicVector();
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/**获取空闲的通道 */
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int FindFreeChannelInRange(int Start, int End);
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};
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