117 lines
2.6 KiB
C++
117 lines
2.6 KiB
C++
/* Copyright (C) 2019 Mr Goldberg
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This file is part of the Goldberg Emulator
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The Goldberg Emulator is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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The Goldberg Emulator is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the Goldberg Emulator; if not, see
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<http://www.gnu.org/licenses/>. */
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#include "steam_music.h"
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Steam_Music::Steam_Music(class SteamCallBacks *callbacks)
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{
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playing = 0;
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volume = 1.0;
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this->callbacks = callbacks;
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}
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void Steam_Music::change_playstate(int new_playing)
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{
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if (new_playing != playing) {
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PlaybackStatusHasChanged_t data;
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callbacks->addCBResult(data.k_iCallback, &data, sizeof(data));
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}
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playing = new_playing;
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}
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bool Steam_Music::BIsEnabled()
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{
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PRINT_DEBUG("Steam_Music::BIsEnabled\n");
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return true;
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}
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bool Steam_Music::BIsPlaying()
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{
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PRINT_DEBUG("Steam_Music::BIsPlaying\n");
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return playing > 0;
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}
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AudioPlayback_Status Steam_Music::GetPlaybackStatus()
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{
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PRINT_DEBUG("Steam_Music::GetPlaybackStatus\n");
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if (playing == 0) {
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return AudioPlayback_Idle;
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}
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if (playing == 1) {
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return AudioPlayback_Paused;
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}
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if (playing == 2) {
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return AudioPlayback_Playing;
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}
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return AudioPlayback_Idle;
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}
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void Steam_Music::Play()
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{
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PRINT_DEBUG("Steam_Music::Play\n");
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change_playstate(2);
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}
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void Steam_Music::Pause()
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{
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PRINT_DEBUG("Steam_Music::Pause\n");
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change_playstate(1);
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}
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void Steam_Music::PlayPrevious()
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{
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PRINT_DEBUG("Steam_Music::PlayPrevious\n");
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change_playstate(2);
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}
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void Steam_Music::PlayNext()
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{
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PRINT_DEBUG("Steam_Music::PlayNext\n");
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change_playstate(2);
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}
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// volume is between 0.0 and 1.0
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void Steam_Music::SetVolume( float flVolume )
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{
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PRINT_DEBUG("Steam_Music::SetVolume\n");
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if (flVolume > 1.0)
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flVolume = 1.0;
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if (flVolume < 0.0)
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flVolume = 0.0;
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if (flVolume != volume) {
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VolumeHasChanged_t data;
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data.m_flNewVolume = volume;
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callbacks->addCBResult(data.k_iCallback, &data, sizeof(data));
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}
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volume = flVolume;
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}
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float Steam_Music::GetVolume()
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{
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PRINT_DEBUG("Steam_Music::GetVolume\n");
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return volume;
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}
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