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/**
* @file llmediaimplcommon.h
* @brief Common impl functionality
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LLMEDIAIMPLCOMMON_H
#define LLMEDIAIMPLCOMMON_H
#include "llmediabase.h"
#include "llmediaemitter.h"
#include "llmediaobserver.h"
#include <string>
class LLMediaImplMakerBase;
class LLMediaImplCommon :
public LLMediaBase
{
public:
LLMediaImplCommon();
virtual ~LLMediaImplCommon();
////////////////////////////////////////////////////////////////////////////////
// begin: default implementation of the abstract interface
// see llmediabase.h for documentation
// housekeeping
virtual bool init();
virtual bool reset();
virtual bool setDebugLevel( LLMediaBase::EDebugLevel level );
virtual bool setMimeType( const std::string url );
virtual std::string getMimeType() const;
virtual std::string getMediaURL() const;
virtual std::string getVersion();
virtual bool set404RedirectUrl( std::string redirect_url );
virtual bool clr404RedirectUrl();
virtual bool setBackgroundColor( unsigned int red, unsigned int green, unsigned int blue ) const;
virtual bool setCaretColor( unsigned int red, unsigned int green, unsigned int blue ) const;
// media management
virtual bool updateMedia();
virtual bool setRequestedMediaSize( int width, int height );
virtual int getMediaWidth() const;
virtual int getMediaHeight() const;
virtual int getMediaDepth() const;
virtual int getMediaBufferSize() const;
virtual unsigned char* getMediaData();
virtual int getMediaDataWidth() const;
virtual int getMediaDataHeight() const;
// texture management
virtual int getTextureFormatInternal() const;
virtual int getTextureFormatPrimary() const;
virtual int getTextureFormatType() const;
// audio
virtual bool setVolume( float volume );
virtual float getVolume() const;
// transport control
virtual bool addCommand( ECommand cmd );
virtual bool clearCommand();
virtual bool updateCommand();
LLMediaBase::ECommand nextCommand();
virtual LLMediaBase::EStatus getStatus();
bool setStatus( LLMediaBase::EStatus status );
virtual bool seek( double time );
virtual bool setLooping(bool enable) { mLooping = enable; return true; }
virtual bool isLooping() { return mLooping; }
virtual bool navigateTo( const std::string url );
// scaling
virtual bool setAutoScaled( bool auto_scaled );
virtual bool isAutoScaled() const;
// mouse and keyboard interaction
virtual bool mouseDown( int x_pos, int y_pos );
virtual bool mouseUp( int x_pos, int y_pos );
virtual bool mouseMove( int x_pos, int y_pos );
virtual bool keyPress( int key_code );
virtual bool scrollByLines( int lines );
virtual bool focus( bool focus );
virtual bool unicodeInput( unsigned long uni_char );
virtual bool mouseLeftDoubleClick( int x_pos, int y_pos );
// navigation
virtual bool navigateForward();
virtual bool navigateBack();
virtual bool canNavigateForward();
virtual bool canNavigateBack();
// caching/cookies
virtual bool enableCookies( bool enable );
virtual bool clearCache();
virtual bool clearCookies();
virtual bool enableProxy(bool enable, std::string proxy_host_name, int proxy_port);
// observer interface
bool addObserver( LLMediaObserver* subject );
bool remObserver( LLMediaObserver* subject );
// type registry interface
void setImplMaker(LLMediaImplMakerBase* impl_maker);
bool supportsMediaType(std::string scheme, std::string type);
protected:
virtual bool setMediaSize( int width, int height );
virtual bool setMediaDepth( int media_depth );
LLMediaEmitter< LLMediaObserver > mEventEmitter;
// Back pointer to the construction object, which is used to discover types handled
// by the Impl, and meta data associated with the Impl.
LLMediaImplMakerBase* mImplMaker;
std::string mMimeType;
std::string mInitialURL;
bool mAutoScaled;
int mMediaWidth;
int mMediaPrevWidth;
int mMediaHeight;
int mMediaPrevHeight;
int mMediaDepth;
int mMediaPrevDepth;
int mMediaRowSpan;
int mMediaRequestedWidth;
int mMediaRequestedHeight;
float mVolume;
LLMediaBase::ECommand mCommand;
LLMediaBase::EStatus mStatus;
bool mLooping;
LLMediaBase::EDebugLevel mDebugLevel;
};
#endif // LLMEDIAIMPLCOMMON_H
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