#ifndef b4_xy_INCLUDED
	#define b4_xy_INCLUDED

#include <bncs_script_helper.h>

#ifdef WIN32
	#ifdef DOEXPORT_SCRIPT
		#define EXPORT_SCRIPT __declspec(dllexport) 
	#else
		#define EXPORT_SCRIPT 
	#endif
#else 
	#define EXPORT_SCRIPT
#endif
 
class b4_xy : public bncs_script_helper
{
public:
	b4_xy( bncs_client_callback * parent, const char* path );
	virtual ~b4_xy();

	void buttonCallback( buttonNotify *b );
	int revertiveCallback( revertiveNotify * r );
	void databaseCallback( revertiveNotify * r );
	bncs_string parentCallback( parentNotify *p );
	void timerCallback( int );
	
private:

#define MATRIXSIZE 64		// Size of audio and video routers

	int video_id;			// BNCS driver id of the video matrix
	int audio_id;			// BNCS driver id of the audio matrix
	int pkg_name_id;		// BNCS driver id of the package names
	int pkg_xpts_id;		// BNCS driver id of the package crosspoint comma delimted strings.
	int srcpkg;				// Source package number
	int destpkg;			// Destination package number
	int videosrc;			// Video source id in source package
	int audiosrc;			// Audio source id in source package
    int newvideosrc;        // Video source id in newly selected source package
    int newaudiosrc;        // Audio source id in newly selected source package
	int videodest;			// Video destination id in destination package
	int audiodest;			// Audio destination id in destination package
	int undo_vid_src;		// Holds video source number for undo operations
	int undo_aud_src;		// Holds audio source number for undo operations
	int undo_vid_dest;		// Holds video destination number for undo operations
	int undo_aud_dest;		// Holds audio destination for undo operations.
	int take_count;			// Used by the take timeout system

	int videoxystate[MATRIXSIZE + 1];	// Holds the current state of the video matrix
	int audioxystate[MATRIXSIZE + 1];	// Holds the current state of the audio matrix

	bool src_selected;		// When set true, indicates we have a valid source selected
	bool dest_selected;		// When set true, indicates we have a valid destination selected
	bool vid_enabled;		// Holds the state of the video level enable/disable buttons
	bool aud_enabled;		// Holds the state of the audio level enable/disable buttons
	bool undo_enabled;
	bool take_enabled;
	bool take_timer_active;

	bncs_string take_high, take_low;	// Statesheet names for the TAKE button
	// Local methods
	void checkTake(void);	// Function that checks for valid source and destination packages. Enables TAKE if appropriate.
	void doTake(void);		// Implement the TAKE actions
};


#endif // b4_xy_INCLUDED