These files have been contributed by Christopher ML Zumwalt May
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1401 a95241bf-73f2-0310-859d-f6bbb57e9c96
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/*******************************************************************************
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/
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/ File: GameGameSound.h
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/
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/ Description: BGameSound is an abstract base class for all sounds being
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/ played using the gamesound kit. Use one of the concrete
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/ subclasses for actually playing sound.
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/
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/ Copyright 1999, Be Incorporated, All Rights Reserved
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/
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*******************************************************************************/
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//------------------------------------------------------------------------------
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// Copyright (c) 2001-2002, OpenBeOS
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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// File Name: GameSound.h
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// Author: Christopher ML Zumwalt May ([email protected])
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// Description: Base class for play sounds using the game kit
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//------------------------------------------------------------------------------
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#ifndef _GAMESOUND_H
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#define _GAMESOUND_H
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#if !defined(_GAME_SOUND_H)
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#define _GAME_SOUND_H
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// Standard Includes -----------------------------------------------------------
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// System Includes -------------------------------------------------------------
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#include <GameSoundDefs.h>
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#include <new>
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struct gs_audio_format;
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// Project Includes ------------------------------------------------------------
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// Local Includes --------------------------------------------------------------
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// Local Defines ---------------------------------------------------------------
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// Globals ---------------------------------------------------------------------
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class BGameSoundDevice;
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namespace BPrivate {
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class PrivGameSound;
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}
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// BGameSound class -------------------------------------------------------------
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class BGameSound
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{
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public:
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BGameSound(
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BGameSoundDevice * device = NULL);
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virtual ~BGameSound();
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BGameSound(BGameSoundDevice * device = NULL);
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virtual ~BGameSound();
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virtual BGameSound * Clone() const = 0;
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status_t InitCheck() const;
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virtual BGameSound * Clone() const = 0;
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status_t InitCheck() const;
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// BGameSound attributes
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BGameSoundDevice * Device() const;
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gs_id ID() const;
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const gs_audio_format & Format() const; // only valid after Init()
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BGameSoundDevice * Device() const;
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gs_id ID() const;
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const gs_audio_format &
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Format() const; // only valid after Init()
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// Playing sounds
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virtual status_t StartPlaying();
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virtual bool IsPlaying();
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virtual status_t StopPlaying();
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virtual status_t StartPlaying();
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virtual bool IsPlaying();
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virtual status_t StopPlaying();
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// Modifing the playback
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status_t SetGain(float gain,
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bigtime_t duration = 0); // ramp duration in seconds
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status_t SetPan(float pan,
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bigtime_t duration = 0); // ramp duration in seconds
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float Gain();
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float Pan();
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status_t SetGain(
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float gain,
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bigtime_t duration = 0); // ramp duration in seconds
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status_t SetPan(
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float pan,
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bigtime_t duration = 0); // ramp duration in seconds
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float Gain();
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float Pan();
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virtual status_t SetAttributes(gs_attribute * inAttributes,
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size_t inAttributeCount);
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virtual status_t GetAttributes(gs_attribute * outAttributes,
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size_t inAttributeCount);
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virtual status_t SetAttributes(
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gs_attribute * inAttributes,
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size_t inAttributeCount);
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virtual status_t GetAttributes(
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gs_attribute * outAttributes,
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size_t inAttributeCount);
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virtual status_t Perform(int32 selector, void * data);
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void * operator new(
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size_t size);
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void * operator new(
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size_t size,
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const nothrow_t &) throw();
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void operator delete(
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void * ptr);
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#if !__MWERKS__
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// there's a bug in MWCC under R4.1 and earlier
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void operator delete(
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void * ptr,
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const nothrow_t &) throw();
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#endif
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static status_t SetMemoryPoolSize( // implemented in PrivGameSound.cpp
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size_t in_poolSize);
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static status_t LockMemoryPool( // implemented in PrivGameSound.cpp
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bool in_lockInCore);
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static int32 SetMaxSoundCount( // implemented in PrivGameSound.cpp
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int32 in_maxCount);
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// void * operator new(size_t size);
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// void * operator new(size_t size, const nothrow_t &) throw();
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// void operator delete(void * ptr);
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//#if !__MWERKS__
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// there's a bug in MWCC under R4.1 and earlier
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// void operator delete(void * ptr,
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// const nothrow_t &) throw();
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//#endif
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static status_t SetMemoryPoolSize(size_t in_poolSize);
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static status_t LockMemoryPool(bool in_lockInCore);
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static int32 SetMaxSoundCount(int32 in_maxCount);
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virtual status_t Perform(int32 selector, void * data);
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protected:
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status_t SetInitError(
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status_t in_initError);
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status_t Init(
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gs_id handle);
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BGameSound(
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const BGameSound & other);
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BGameSound & operator=(
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const BGameSound & other);
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status_t SetInitError(status_t in_initError);
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status_t Init(gs_id handle);
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BGameSound(const BGameSound & other);
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BGameSound & operator=(const BGameSound & other);
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private:
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friend class BPrivate::PrivGameSound;
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gs_id _m_handle;
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BGameSoundDevice * _m_device;
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gs_audio_format
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_m_format;
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status_t _m_initError;
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BGameSoundDevice* fDevice;
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status_t fInitError;
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gs_audio_format fFormat;
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gs_id fSound;
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/* leave these declarations private unless you plan on actually implementing and using them. */
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BGameSound();
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