#ifndef __CPHIDGETACCELEROMETER
#define __CPHIDGETACCELEROMETER
#include "cphidget.h"

/** \defgroup phidaccel Phidget Accelerometer 
 * \ingroup phidgets
 * Calls specific to the Phidget Accelerometer. See the product manual for more specific API details, supported functionality, units, etc.
 * @{
 */

DPHANDLE(Accelerometer)
CHDRSTANDARD(Accelerometer)

/**
 * Gets the number of acceleration axes supported by this accelerometer.
 * @param phid An attached phidget accelerometer handle.
 * @param count The axis count.
 */
CHDRGET(Accelerometer,AxisCount,int *count)

/**
 * Gets the current acceleration of an axis.
 * @param phid An attached phidget accelerometer handle.
 * @param index The acceleration index.
 * @param acceleration The acceleration.
 */
CHDRGETINDEX(Accelerometer,Acceleration,double *acceleration)
/**
 * Gets the maximum accleration supported by an axis.
 * @param phid An attached phidget accelerometer handle.
 * @param index The acceleration index
 * @param max The maximum acceleration
 */
CHDRGETINDEX(Accelerometer,AccelerationMax,double *max)
/**
 * Gets the minimum acceleraiton supported by an axis.
 * @param phid An attached phidget accelerometer handle.
 * @param index The acceleration index
 * @param min The minimum acceleraion
 */
CHDRGETINDEX(Accelerometer,AccelerationMin,double *min)
/**
 * Sets an acceleration change event handler. This is called when the acceleration changes by more then the change trigger.
 * @param phid A phidget accelerometer handle.
 * @param fptr Callback function pointer.
 * @param userPtr A pointer for use by the user - this value is passed back into the callback function.
 */
CHDREVENTINDEX(Accelerometer,AccelerationChange,double acceleration)
/**
 * Gets the change trigger for an axis.
 * @param phid An attached phidget accelerometer handle.
 * @param index The acceleration index
 * @param trigger The change trigger.
 */
CHDRGETINDEX(Accelerometer,AccelerationChangeTrigger,double *trigger)
/**
 * Sets the change trigger for an axis.
 * @param phid An attached phidget accelerometer handle.
 * @param index The acceleration index
 * @param trigger The change trigger.
 */
CHDRSETINDEX(Accelerometer,AccelerationChangeTrigger,double trigger)

#ifndef REMOVE_DEPRECATED
DEP_CHDRGET("Deprecated - use CPhidgetAccelerometer_getAxisCount",Accelerometer,NumAxis,int *)
#endif

#ifndef EXTERNALPROTO
#define ACCEL_MAXAXES 3
struct _CPhidgetAccelerometer {
	CPhidget phid;
	int (CCONV *fptrAccelerationChange)(CPhidgetAccelerometerHandle, void *, int, double);           
	void *fptrAccelerationChangeptr;

	double axis[ACCEL_MAXAXES];
	double axisChangeTrigger[ACCEL_MAXAXES];
	double axisLastTrigger[ACCEL_MAXAXES];

	double accelerationMax, accelerationMin;
} typedef CPhidgetAccelerometerInfo;
#endif

/** @} */

#endif