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/***************************************************************************
*
* Multitouch X driver
* Copyright (C) 2008 Henrik Rydberg <rydberg@euromail.se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
**************************************************************************/
#ifndef HWDATA_H
#define HWDATA_H
#include "common.h"
#define DIM_BUTTON 7
#define MT_BUTTON_LEFT 0
#define MT_BUTTON_MIDDLE 1
#define MT_BUTTON_RIGHT 2
#define MT_BUTTON_WHEEL_UP 3
#define MT_BUTTON_WHEEL_DOWN 4
#define MT_BUTTON_HWHEEL_LEFT 5
#define MT_BUTTON_HWHEEL_RIGHT 6
#define BIT_MT_TOUCH_MAJOR 0
#define BIT_MT_TOUCH_MINOR 1
#define BIT_MT_WIDTH_MAJOR 2
#define BIT_MT_WIDTH_MINOR 3
#define BIT_MT_ORIENTATION 4
#define BIT_MT_PRESSURE 5
#define BIT_MT_POSITION_X 6
#define BIT_MT_POSITION_Y 7
#define BIT_MT_CNT 8
struct FingerData {
int touch_major, touch_minor;
int width_major, width_minor;
int orientation, pressure;
int position_x, position_y;
};
/* year-proof millisecond event time */
typedef __u64 mstime_t;
/**
* struct HWData - hardware reads
*
* @finger: finger data
* @mask: bits corresponding to data actually read (readonly)
* @mread: bits corresponding to data in progress (writeonly)
* @button: bitmask of buttons
* @nfinger: number of fingers actually read (readonly)
* @nread: number of fingers in progress (writeonly)
*
*/
struct HWData {
struct FingerData finger[DIM_FINGER];
unsigned mask[DIM_FINGER], mread[DIM_FINGER];
unsigned button;
int nfinger, nread;
mstime_t evtime;
};
void init_hwdata(struct HWData *hw);
int read_hwdata(struct HWData *hw, const struct input_event* ev);
void output_hwdata(const struct HWData *hw);
#endif
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