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/*****************************************************************************
** wacomcfg.h
**
** Copyright (C) 2003 - John E. Joganic
** Copyright (C) 2004-2008 - Ping Cheng
**
** This program is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public License
** as published by the Free Software Foundation; either version 2
** of the License, or (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
**
****************************************************************************/
#ifndef __LINUXWACOM_WACOMCFG_H
#define __LINUXWACOM_WACOMCFG_H
#include <X11/Xlib.h>
#include <X11/extensions/XInput.h>
#include <X11/extensions/XIproto.h>
/* JEJ - NOTE WE DO NOT INCLUDE Xwacom.h HERE. THIS ELIMINATES A CONFLICT
* WHEN THIS FILE IS INSTALLED SINCE Xwacom.h WILL IN MANY CASES NOT
* GO WITH IT. SOMEDAY IT MAY BE PART OF XFREE86. */
typedef struct _WACOMCONFIG WACOMCONFIG;
typedef struct _WACOMDEVICE WACOMDEVICE;
typedef void (*WACOMERRORFUNC)(int err, const char* pszText);
typedef struct _WACOMDEVICEINFO WACOMDEVICEINFO;
typedef enum
{
WACOMDEVICETYPE_UNKNOWN,
WACOMDEVICETYPE_CURSOR,
WACOMDEVICETYPE_STYLUS,
WACOMDEVICETYPE_ERASER,
WACOMDEVICETYPE_PAD,
WACOMDEVICETYPE_TOUCH,
WACOMDEVICETYPE_MAX
} WACOMDEVICETYPE;
struct _WACOMDEVICEINFO
{
const char* pszName;
WACOMDEVICETYPE type;
};
struct _WACOMCONFIG
{
Display* pDisp;
WACOMERRORFUNC pfnError;
XDeviceInfo * pDevs;
int nDevCnt;
};
struct _WACOMDEVICE
{
WACOMCONFIG* pCfg;
XDevice* pDev;
};
/*****************************************************************************
** Functions
*****************************************************************************/
WACOMCONFIG * WacomConfigInit(Display* pDisplay, WACOMERRORFUNC pfnErrorHandler);
/* Initializes configuration library.
* pDisplay - display to configure
* pfnErrorHandler - handler to which errors are reported; may be NULL
* Returns WACOMCONFIG handle on success, NULL on error.
* errno contains error code. */
void WacomConfigTerm(WACOMCONFIG * hConfig);
/* Terminates configuration library, releasing display. */
int WacomConfigListDevices(WACOMCONFIG * hConfig, WACOMDEVICEINFO** ppInfo,
unsigned int* puCount);
/* Returns a list of wacom devices.
* ppInfo - pointer to WACOMDEVICEINFO* to receive device data
* puSize - pointer to receive device count
* Returns 0 on success, -1 on failure. errno contains error code.
* Comments: You must free this structure using WacomConfigFree. */
WACOMDEVICE * WacomConfigOpenDevice(WACOMCONFIG * hConfig,
const char* pszDeviceName);
/* Open a device by name.
* pszDeviceName - name of XInput device corresponding to wacom device
* Returns handle to device on success, NULL on error.
* errno contains error code.
* Comments: Close using WacomConfigCloseDevice */
int WacomConfigCloseDevice(WACOMDEVICE * hDevice);
/* Closes a device.
* Returns 0 on success, -1 on error. errno contains error code. */
int WacomConfigSetRawParam(WACOMDEVICE * hDevice, int nParam, int nValue, unsigned * keys);
/* Sets the raw device parameter to specified value.
* nParam - valid paramters can be found Xwacom.h which is not
* automatically included.
* nValue - 32 bit integer value
* keys - an array of keys and modifiers
* Returns 0 on success, -1 on error. errno contains error code.
* EINVAL - invalid parameter or value
* EIO - unknown X failure, use XSetErrorHandler to capture complete
* error code and message
* Comments: Data is sent to wacom_drv module without any error checking.
* Generally, you should use the more specific handler functions in this
* library, but for some parameters, particularly experimental ones, you
* will probably have to set them directly. */
int WacomConfigGetRawParam(WACOMDEVICE *hDevice, int nParam, int *nValue, int valu, unsigned * keys);
/* Gets the raw device parameter.
* nParam - valid paramters can be found Xwacom.h which is not
* automatically included.
* nValue - the device parameter is returned in the integer
* pointed by this parameter.
* valu - calling valuator value: 1: Get 3: GetDefault
* keys - an array of keys and modifiers
* Returns 0 on success, -1 on error. errno contains error code.
* EINVAL - invalid parameter or value
* EIO - unknown X failure, use XSetErrorHandler to capture complete
* error code and message
*/
void WacomConfigFree(void* pvData);
/* Frees memory allocated by library. */
#endif /* __LINUXWACOM_WACOMCFG_H */
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