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utils/hlfaceposer/CloseCaptionTool.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef CLOSECAPTIONTOOL_H
+#define CLOSECAPTIONTOOL_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <mxtk/mx.h>
+#include "utlvector.h"
+#include "faceposertoolwindow.h"
+#include "iclosecaptionmanager.h"
+
+class CCloseCaptionItem;
+struct WorkUnitParams;
+
+class CloseCaptionTool : public mxWindow, public IFacePoserToolWindow, public ICloseCaptionManager
+{
+public:
+	// Construction
+						CloseCaptionTool( mxWindow *parent );
+						~CloseCaptionTool( void );
+
+	// ICloseCaptionManager
+	virtual void Reset( void );
+	virtual void Process( char const *tokenname, float duration, int languageid );
+	virtual bool LookupUnicodeText( int languageId, char const *token, wchar_t *outbuf, size_t count );
+	virtual bool LookupStrippedUnicodeText( int languageId, char const *token, wchar_t *outbuf, size_t count );
+
+	// End ICloseCaptionManager
+
+	virtual void		Think( float dt );
+
+	virtual int			handleEvent( mxEvent *event );
+	virtual void		redraw( void );
+	virtual bool		PaintBackground();
+
+	enum
+	{
+		CCFONT_NORMAL = 0,
+		CCFONT_ITALIC,
+		CCFONT_BOLD,
+		CCFONT_ITALICBOLD
+	};
+
+	static int GetFontNumber( bool bold, bool italic );
+
+private:
+	void	ComputeStreamWork( CChoreoWidgetDrawHelper &helper, int available_width, CCloseCaptionItem *item );
+	void	DrawStream( CChoreoWidgetDrawHelper &helper, RECT &rcText, CCloseCaptionItem *item );
+	bool	SplitCommand( const wchar_t **in, wchar_t *cmd, wchar_t *args ) const;
+
+	void	ParseCloseCaptionStream( const wchar_t *in, int available_width );
+
+	void	DumpWork( CCloseCaptionItem *item );
+
+	void AddWorkUnit( 
+		CCloseCaptionItem *item,	
+		WorkUnitParams& params );
+
+	CUtlVector< CCloseCaptionItem * > m_Items;
+
+	HFONT m_hFonts[ 4 ];  // normal, italic, bold, bold + italic
+
+	int									m_nLastItemCount;
+};
+
+extern CloseCaptionTool	*g_pCloseCaptionTool;
+
+#endif // CLOSECAPTIONTOOL_H