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game/client/vgui_video.h

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+//====== Copyright <20> 1996-2007, Valve Corporation, All rights reserved. =======
+//
+// Purpose: VGUI panel which can play back video, in-engine
+//
+//=============================================================================
+
+#ifndef VGUI_VIDEO_H
+#define VGUI_VIDEO_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <vgui_controls/Panel.h>
+#include <vgui_controls/EditablePanel.h>
+#include "vgui_controls/Label.h"
+#include "vgui_controls/ImagePanel.h"
+#include "vgui_controls/Frame.h"
+#include "avi/ibik.h"
+
+class CSubtitlePanel;
+
+class VideoPanel : public vgui::Frame
+{
+	DECLARE_CLASS_SIMPLE( VideoPanel, vgui::Frame );
+public:
+
+	VideoPanel( unsigned int nXPos, unsigned int nYPos, unsigned int nHeight, unsigned int nWidth );
+
+	~VideoPanel( void );
+
+	virtual void Activate( void );
+	virtual void Paint( void );
+	virtual void DoModal( void );
+	virtual void OnKeyCodeTyped( vgui::KeyCode code );
+	virtual void OnKeyCodePressed( vgui::KeyCode code );
+	virtual void OnMousePressed( vgui::MouseCode code );
+	virtual void OnClose( void );
+	virtual void GetPanelPos( int &xpos, int &ypos );
+
+	void SetExitCommand( const char *pExitCommand )
+	{
+		if ( pExitCommand && pExitCommand[0] )
+		{
+			m_ExitCommand = pExitCommand;
+		}
+	}
+
+	bool BeginPlayback( const char *pFilename );
+	
+	// terminate is a forceful instant shutdown, no exit commands fire
+	void StopPlayback( bool bTerminate = false );
+
+	void SetLooping( bool bLooping ) { m_bLooping = bLooping; }
+	void SetFadeInTime( float flTime );
+	void SetFadeOutTime( float flTime );
+
+	void SetBlackBackground( bool bBlack ){ m_bBlackBackground = bBlack; }
+	void SetAllowInterrupt( int nAllowInterrupt ) { m_nAllowInterruption = nAllowInterrupt; }
+	void SetIsTransitionVideo( bool bIsTransitionVideo ) { m_bIsTransitionVideo = bIsTransitionVideo; }
+	bool IsTransitionVideo( void ) { return m_bIsTransitionVideo; }
+	void SetShouldPreload( bool bShouldPreload ) { m_bShouldPreload = bShouldPreload; }
+
+#if defined( PORTAL2 )
+	void EnablePartnerUI( bool bEnablePartnerUI );
+#endif
+
+	bool IsPlaying();
+
+protected:
+
+	virtual void OnTick( void );
+	virtual void OnCommand( const char *pcCommand ) { BaseClass::OnCommand( pcCommand ); }
+	virtual void OnVideoOver();
+	virtual void ApplySchemeSettings( vgui::IScheme *pScheme );
+	virtual void PostChildPaint();
+
+protected:
+	float			DrawMovieFrame();
+
+	BIKMaterial_t	m_BIKHandle;
+	IMaterial		*m_pMaterial;
+	int				m_nPlaybackHeight;			// Calculated to address ratio changes
+	int				m_nPlaybackWidth;
+	CUtlString		m_ExitCommand;	// This call is fired at the engine when the video finishes or is interrupted
+
+	float			m_flU;	// U,V ranges for video on its sheet
+	float			m_flV;
+
+	float			m_flStartPlayTime;
+	float			m_flFadeInTime;
+	float			m_flFadeInEndTime;
+	float			m_flFadeOutTime;
+	float			m_flFadeOutEndTime;
+
+	int				m_nAllowInterruption;
+	int				m_nShutdownCount;
+
+	bool			m_bLooping;
+	bool			m_bStopAllSounds;
+	bool			m_bBlackBackground;
+	bool			m_bIsTransitionVideo;
+	bool			m_bShouldPreload;
+	bool			m_bStarted;
+
+private:
+	void			LoadLayout();
+#if defined( PORTAL2 )
+	void			SetupPartnerInScience( bool bEnable );
+	void			SetPartnerInScienceAlpha( int alpha );
+#endif
+	void			SetupCaptioning( const char *pFilename, int nPlaybackHeight );
+
+	bool				m_bEnablePartnerUI;
+
+	vgui::Label			*m_pWaitingForPlayers;
+	vgui::ImagePanel	*m_pPnlGamerPic;
+	vgui::Label			*m_pLblGamerTag;
+	vgui::Label			*m_pLblGamerTagStatus;
+
+	float				m_flCurrentVolume;
+
+	CSubtitlePanel		*m_pSubtitlePanel;
+};
+
+// Creates a VGUI panel which plays a video and executes a client command at its finish (if specified)
+extern bool VideoPanel_Create( unsigned int nXPos, unsigned int nYPos, 
+							   unsigned int nWidth, unsigned int nHeight, 
+							   const char *pVideoFilename, 
+							   const char *pExitCommand = NULL );
+
+extern void VGui_StopAllVideoPanels();
+
+#endif // VGUI_VIDEO_H