+
−/*
+
− * Hedgewars, a free turn based strategy game
+
− * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>
+
− *
+
− * This program is free software; you can redistribute it and/or modify
+
− * it under the terms of the GNU General Public License as published by
+
− * the Free Software Foundation; version 2 of the License
+
− *
+
− * This program is distributed in the hope that it will be useful,
+
− * but WITHOUT ANY WARRANTY; without even the implied warranty of
+
− * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+
− * GNU General Public License for more details.
+
− *
+
− * You should have received a copy of the GNU General Public License
+
− * along with this program; if not, write to the Free Software
+
− * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
− */
+
−
+
−/**
+
− * @file
+
− * @brief SDLInteraction class implementation
+
− */
+
−
+
−#include "SDL.h"
+
−#include "SDL_mixer.h"
+
−
+
−#include "HWApplication.h"
+
−#include "hwform.h" /* you know, we could just put a config singleton lookup function in gameuiconfig or something... */
+
−#include "gameuiconfig.h"
+
−
+
−#include "SDLInteraction.h"
+
−
+
−#include "physfsrwops.h"
+
−
+
−extern char sdlkeys[1024][2][128];
+
−extern char xb360buttons[][128];
+
−extern char xb360dpad[128];
+
−extern char xbox360axes[][128];
+
−
+
−
+
−SDLInteraction & SDLInteraction::instance()
+
−{
+
−    static SDLInteraction instance;
+
−    return instance;
+
−}
+
−
+
−
+
−SDLInteraction::SDLInteraction()
+
−{
+
−
+
−    SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK);
+
−
+
−    m_audioInitialized = false;
+
−    m_music = NULL;
+
−    m_musicTrack = "";
+
−    m_isPlayingMusic = false;
+
−    lastchannel = 0;
+
−    if(SDL_NumJoysticks())
+
−        addGameControllerKeys();
+
−    SDL_QuitSubSystem(SDL_INIT_JOYSTICK);
+
−
+
−    m_soundMap = new QMap<QString,Mix_Chunk*>();
+
−}
+
−
+
−
+
−SDLInteraction::~SDLInteraction()
+
−{
+
−    stopMusic();
+
−    if (m_audioInitialized)
+
−    {
+
−        if (m_music != NULL)
+
−        {
+
−            Mix_HaltMusic();
+
−            Mix_FreeMusic(m_music);
+
−        }
+
−        Mix_CloseAudio();
+
−    }
+
−    SDL_Quit();
+
−
+
−    delete m_soundMap;
+
−}
+
−
+
−
+
−QStringList SDLInteraction::getResolutions() const
+
−{
+
−    QStringList result;
+
−
+
−    int modesNumber = SDL_GetNumDisplayModes(0);
+
−    SDL_DisplayMode mode;
+
−
+
−    for(int i = 0; i < modesNumber; ++i)
+
−    {
+
−        SDL_GetDisplayMode(0, i, &mode);
+
−
+
−        if ((mode.w >= 640) && (mode.h >= 480))
+
−            result << QString("%1x%2").arg(mode.w).arg(mode.h);
+
−    }
+
−
+
−    return result;
+
−}
+
−
+
−
+
−void SDLInteraction::addGameControllerKeys() const
+
−{
+
−    QStringList result;
+
−
+
−#if SDL_VERSION_ATLEAST(2, 0, 0)
+
−// TODO or not TODO?
+
−#else
+
−    int i = 0;
+
−    while(i < 1024 && sdlkeys[i][1][0] != '\0')
+
−        i++;
+
−
+
−    // Iterate through all game controllers
+
−    for(int jid = 0; jid < SDL_NumJoysticks(); jid++)
+
−    {
+
−        SDL_Joystick* joy = SDL_JoystickOpen(jid);
+
−
+
−        // Retrieve the game controller's name and strip "Controller (...)" that's added by some drivers (English only)
+
−        QString joyname = QString(SDL_JoystickName(jid)).replace(QRegExp("^Controller \\((.*)\\)$"), "\\1");
+
−
+
−        // Connected Xbox 360 controller? Use specific button names then
+
−        // Might be interesting to add 'named' buttons for the most often used gamepads
+
−        bool isxb = joyname.contains("Xbox 360");
+
−
+
−        // This part of the string won't change for multiple keys/hats, so keep it
+
−        QString prefix = QString("%1 (%2): ").arg(joyname).arg(jid + 1);
+
−
+
−        // Register entries for missing axes not assigned to sticks of this joystick/gamepad
+
−        for(int aid = 0; aid < SDL_JoystickNumAxes(joy) && i < 1021; aid++)
+
−        {
+
−            // Again store the part of the string not changing for multiple uses
+
−            QString axis = prefix + HWApplication::translate("binds (keys)", "Axis") + QString(" %1 ").arg(aid + 1);
+
−
+
−            // Entry for "Axis Up"
+
−            sprintf(sdlkeys[i][0], "j%da%du", jid, aid);
+
−            sprintf(sdlkeys[i++][1], "%s", ((isxb && aid < 5) ? (prefix + HWApplication::translate("binds (keys)", xbox360axes[aid * 2])) : axis + HWApplication::translate("binds (keys)", "(Up)")).toUtf8().constData());
+
−
+
−            // Entry for "Axis Down"
+
−            sprintf(sdlkeys[i][0], "j%da%dd", jid, aid);
+
−            sprintf(sdlkeys[i++][1], "%s", ((isxb && aid < 5) ? (prefix + HWApplication::translate("binds (keys)", xbox360axes[aid * 2 + 1])) : axis + HWApplication::translate("binds (keys)", "(Down)")).toUtf8().constData());
+
−        }
+
−
+
−        // Register entries for all coolie hats of this joystick/gamepad
+
−        for(int hid = 0; hid < SDL_JoystickNumHats(joy) && i < 1019; hid++)
+
−        {
+
−            // Again store the part of the string not changing for multiple uses
+
−            QString hat = prefix + (isxb ? (HWApplication::translate("binds (keys)", xb360dpad) + QString(" ")) : HWApplication::translate("binds (keys)", "Hat") + QString(" %1 ").arg(hid + 1));
+
−
+
−            // Entry for "Hat Up"
+
−            sprintf(sdlkeys[i][0], "j%dh%du", jid, hid);
+
−            sprintf(sdlkeys[i++][1], "%s", (hat + HWApplication::translate("binds (keys)", "(Up)")).toUtf8().constData());
+
−
+
−            // Entry for "Hat Down"
+
−            sprintf(sdlkeys[i][0], "j%dh%dd", jid, hid);
+
−            sprintf(sdlkeys[i++][1], "%s", (hat + HWApplication::translate("binds (keys)", "(Down)")).toUtf8().constData());
+
−
+
−            // Entry for "Hat Left"
+
−            sprintf(sdlkeys[i][0], "j%dh%dl", jid, hid);
+
−            sprintf(sdlkeys[i++][1], "%s", (hat + HWApplication::translate("binds (keys)", "(Left)")).toUtf8().constData());
+
−
+
−            // Entry for "Hat Right"
+
−            sprintf(sdlkeys[i][0], "j%dh%dr", jid, hid);
+
−            sprintf(sdlkeys[i++][1], "%s", (hat + HWApplication::translate("binds (keys)", "(Right)")).toUtf8().constData());
+
−        }
+
−
+
−        // Register entries for all buttons of this joystick/gamepad
+
−        for(int bid = 0; bid < SDL_JoystickNumButtons(joy) && i < 1022; bid++)
+
−        {
+
−            // Buttons
+
−            sprintf(sdlkeys[i][0], "j%db%d", jid, bid);
+
−            sprintf(sdlkeys[i++][1], "%s", (prefix + ((isxb && bid < 10) ? (HWApplication::translate("binds (keys)", xb360buttons[bid]) + QString(" ")) : HWApplication::translate("binds (keys)", "Button") + QString(" %1").arg(bid + 1))).toUtf8().constData());
+
−        }
+
−        // Close the game controller as we no longer need it
+
−        SDL_JoystickClose(joy);
+
−    }
+
−
+
−    if(i >= 1024)
+
−        i = 1023;
+
−
+
−    // Terminate the list
+
−    sdlkeys[i][0][0] = '\0';
+
−    sdlkeys[i][1][0] = '\0';   
+
−#endif
+
−}
+
−
+
−
+
−void SDLInteraction::SDLAudioInit()
+
−{
+
−    // don't init again
+
−    if (m_audioInitialized)
+
−        return;
+
−
+
−    SDL_Init(SDL_INIT_AUDIO);
+
−    if(!Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, 2, 1024)) /* should we keep trying, or just turn off permanently? */
+
−        m_audioInitialized = true;
+
−}
+
−
+
−
+
−void SDLInteraction::playSoundFile(const QString & soundFile)
+
−{
+
−    if (!HWForm::config || !HWForm::config->isFrontendSoundEnabled()) return;
+
−    SDLAudioInit();
+
−    if (!m_audioInitialized) return;
+
−    if (!m_soundMap->contains(soundFile))
+
−        m_soundMap->insert(soundFile, Mix_LoadWAV_RW(PHYSFSRWOPS_openRead(soundFile.toLocal8Bit().constData()), 1));
+
−
+
−    //FIXME: this is a hack, but works as long as we have few concurrent playing sounds
+
−    if (Mix_Playing(lastchannel) == false)
+
−        lastchannel = Mix_PlayChannel(-1, m_soundMap->value(soundFile), 0);
+
−}
+
−
+
−void SDLInteraction::setMusicTrack(const QString & musicFile)
+
−{
+
−    bool wasPlayingMusic = m_isPlayingMusic;
+
−
+
−    stopMusic();
+
−
+
−    if (m_music != NULL)
+
−    {
+
−        Mix_FreeMusic(m_music);
+
−        m_music = NULL;
+
−    }
+
−
+
−    m_musicTrack = musicFile;
+
−
+
−    if (wasPlayingMusic)
+
−        startMusic();
+
−}
+
−
+
−
+
−void SDLInteraction::startMusic()
+
−{
+
−    if (m_isPlayingMusic)
+
−        return;
+
−
+
−    m_isPlayingMusic = true;
+
−
+
−    if (m_musicTrack.isEmpty())
+
−        return;
+
−
+
−    SDLAudioInit();
+
−    if (!m_audioInitialized) return;
+
−
+
−    if (m_music == NULL)
+
−        m_music = Mix_LoadMUS_RW(PHYSFSRWOPS_openRead(m_musicTrack.toLocal8Bit().constData()), 0);
+
−
+
−    Mix_VolumeMusic(MIX_MAX_VOLUME/4);
+
−    Mix_FadeInMusic(m_music, -1, 1750);
+
−}
+
−
+
−
+
−void SDLInteraction::stopMusic()
+
−{
+
−    if (m_isPlayingMusic && (m_music != NULL))
+
−    {
+
−        // fade out music to finish 0,5 seconds from now
+
−        while(!Mix_FadeOutMusic(1000) && Mix_PlayingMusic())
+
−        {
+
−            SDL_Delay(100);
+
−        }
+
−    }
+
−
+
−    m_isPlayingMusic = false;
+
−}
+
−
+
−
+
−QSize SDLInteraction::getCurrentResolution()
+
−{
+
−    SDL_DisplayMode mode;
+
−
+
−    SDL_GetDesktopDisplayMode(0, &mode);
+
−
+
−    return QSize(mode.w, mode.h);
+
−}