usbloadergx/source/SoundOperations/gui_bgm.cpp

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/****************************************************************************
* SettingsPrompts
* USB Loader GX 2009
*
* Backgroundmusic
***************************************************************************/
#include <sys/dirent.h>
#include "themes/CTheme.h"
#include "gui_bgm.h"
#include "menu.h"
GuiBGM::GuiBGM(const u8 *s, int l, int v) :
GuiSound(s, l, v, false, 0)
{
currentPath = NULL;
currentPlaying = 0;
voice = 0;
}
GuiBGM::~GuiBGM()
{
if (currentPath) delete[] currentPath;
ClearList();
}
bool GuiBGM::Load(const char *path)
{
if (!path)
{
LoadStandard();
return false;
}
if (strcmp(path, "") == 0)
{
LoadStandard();
return false;
}
if (!GuiSound::Load(path))
{
LoadStandard();
return false;
}
return ParsePath(path);
}
bool GuiBGM::LoadStandard()
{
ClearList();
if (currentPath)
{
delete[] currentPath;
currentPath = NULL;
}
strcpy(Settings.ogg_path, "");
bool ret = GuiSound::Load(Resources::GetFile("bg_music.ogg"), Resources::GetFileSize("bg_music.ogg"), false);
if (ret) Play();
return ret;
}
bool GuiBGM::ParsePath(const char * folderpath)
{
ClearList();
if (currentPath) delete[] currentPath;
currentPath = new char[strlen(folderpath) + 1];
sprintf(currentPath, "%s", folderpath);
char * isdirpath = strrchr(folderpath, '.');
if (isdirpath)
{
char * pathptr = strrchr(currentPath, '/');
if (pathptr)
{
pathptr++;
pathptr[0] = 0;
}
}
char * LoadedFilename = strrchr(folderpath, '/') + 1;
char filename[1024];
struct dirent * dirent = NULL;
DIR * dir = opendir(currentPath);
if (dir == NULL)
{
LoadStandard();
return false;
}
u32 counter = 0;
while ((dirent = readdir(dir)) != 0)
{
snprintf(filename, sizeof(filename), dirent->d_name);
char * fileext = strrchr(filename, '.');
if (!fileext)
continue;
if (strcasecmp(fileext, ".mp3") == 0 || strcasecmp(fileext, ".ogg") == 0 ||
strcasecmp(fileext, ".wav") == 0 || strcasecmp(fileext, ".aif") == 0)
{
AddEntrie(filename);
if (strcmp(LoadedFilename, filename) == 0) currentPlaying = counter;
counter++;
}
}
closedir(dir);
snprintf(Settings.ogg_path, sizeof(Settings.ogg_path), "%s", folderpath);
return true;
}
void GuiBGM::AddEntrie(const char * filename)
{
if (!filename) return;
char * NewEntrie = new char[strlen(filename) + 1];
sprintf(NewEntrie, "%s", filename);
PlayList.push_back(NewEntrie);
}
void GuiBGM::ClearList()
{
for (u32 i = 0; i < PlayList.size(); i++)
{
if (PlayList.at(i) != NULL)
{
delete[] PlayList.at(i);
PlayList.at(i) = NULL;
}
}
PlayList.clear();
}
bool GuiBGM::PlayNext()
{
if (!currentPath) return false;
currentPlaying++;
if (currentPlaying >= (int) PlayList.size()) currentPlaying = 0;
snprintf(Settings.ogg_path, sizeof(Settings.ogg_path), "%s%s", currentPath, PlayList.at(currentPlaying));
if (!GuiSound::Load(Settings.ogg_path)) return false;
Play();
return true;
}
bool GuiBGM::PlayPrevious()
{
if (!currentPath) return false;
currentPlaying--;
if (currentPlaying < 0) currentPlaying = PlayList.size() - 1;
snprintf(Settings.ogg_path, sizeof(Settings.ogg_path), "%s%s", currentPath, PlayList.at(currentPlaying));
if (!GuiSound::Load(Settings.ogg_path)) return false;
Play();
return true;
}
bool GuiBGM::PlayRandom()
{
if (!currentPath) return false;
srand(time(NULL));
currentPlaying = rand() % PlayList.size();
//just in case
if (currentPlaying < 0)
currentPlaying = PlayList.size() - 1;
else if (currentPlaying >= (int) PlayList.size()) currentPlaying = 0;
snprintf(Settings.ogg_path, sizeof(Settings.ogg_path), "%s%s", currentPath, PlayList.at(currentPlaying));
if (!GuiSound::Load(Settings.ogg_path)) return false;
Play();
return true;
}
void GuiBGM::UpdateState()
{
if (!IsPlaying())
{
if (loop == DIR_LOOP)
{
PlayNext();
}
else if (loop == RANDOM_BGM)
{
PlayRandom();
}
}
}