/* 
 * Copyright (c) 1999  Machine Vision Holdings Incorporated
 * Author: David Woodhouse <David.Woodhouse@mvhi.com>
 *
 * Template driver used: Copyright (c) 1998  Metro Link Incorporated
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * Except as contained in this notice, the name of the Metro Link shall not be
 * used in advertising or otherwise to promote the sale, use or other dealings
 * in this Software without prior written authorization from Metro Link.
 *
 */

#ifndef	_PENMOUNT_H_
#define _PENMOUNT_H_

/******************************************************************************
 *		Definitions
 *				structs, typedefs, #defines, enums
 *****************************************************************************/

#define PENMOUNT_PACKET_SIZE		5

typedef enum
{
	PenMount_byte0, PenMount_byte1, PenMount_byte2, PenMount_byte3, PenMount_byte4,
	PenMount_Response0, PenMount_Response1, PenMount_Response2
}
PenMountState;


typedef struct _PenMountPrivateRec
{
	int min_x;				/* Minimum x reported by calibration        */
	int max_x;				/* Maximum x                    */
	int min_y;				/* Minimum y reported by calibration        */
	int max_y;				/* Maximum y                    */
	Bool button_down;			/* is the "button" currently down */
	int button_number;			/* which button to report */
	int reporting_mode;			/* TS_Raw or TS_Scaled */

	int screen_num;				/* Screen associated with the device        */
	int screen_width;			/* Width of the associated X screen     */
	int screen_height;			/* Height of the screen             */
	int proximity;
	int swap_xy;
	int invert_y;
	int invert_x;
	XISBuffer *buffer;
	unsigned char packet[PENMOUNT_PACKET_SIZE];	/* packet being/just read */
	PenMountState lex_mode;
	char chip;
	char pen_down;
}
PenMountPrivateRec, *PenMountPrivatePtr;

#define CHIP_UNKNOWN	0
#define DMC8910			1
#define DMC9000			2
#define DMC9512			3


/******************************************************************************
 *		Declarations
 *****************************************************************************/

static Bool DeviceControl (DeviceIntPtr, int);
static void ReadInput (InputInfoPtr);
static void DMC9000_ReadInput (InputInfoPtr);
static int ControlProc (InputInfoPtr, xDeviceCtl *);
static int SwitchMode (ClientPtr, DeviceIntPtr, int);
static Bool QueryHardware (PenMountPrivatePtr);
static Bool PenMountGetPacket (PenMountPrivatePtr priv);
static Bool DMC9000_PenMountGetPacket (PenMountPrivatePtr priv);
static Bool PenMountSendPacket (PenMountPrivatePtr priv, unsigned char *buf, int len );

static int
PenMountPreInit(InputDriverPtr drv, InputInfoPtr pInfo, int flags);
static void
PenMountUnInit(InputDriverPtr drv, InputInfoPtr pInfo, int flags);

static void
PenMountPtrCtrl(DeviceIntPtr device, PtrCtrl *ctrl);


#endif /* _PENMOUNT_H_ */