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/*
* Multi-touch processing
*
* Copyright (C) 2011, 2012 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact:
* HyunJun Son <hj79.son@samsung.com>
* GiWoong Kim <giwoong.kim@samsung.com>
* YeongKyoon Lee <yeongkyoon.lee@samsung.com>
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributors:
* - S-Core Co., Ltd
*
*/
#ifndef __MARU_FINGER_H__
#define __MARU_FINGER_H__
/* definitions relating to multi-touch */
//TODO : from arg
#define MAX_FINGER_CNT 3
#define DEFAULT_FINGER_POINT_SIZE 32
#define DEFAULT_FINGER_POINT_COLOR 0x7E0F0F0F
#define DEFAULT_FINGER_POINT_OUTLINE_COLOR 0xDDDDDDDD
typedef struct FingerPoint {
int id;
int origin_x;
int origin_y;
int x;
int y;
} FingerPoint;
typedef struct MultiTouchState {
int multitouch_enable;
int finger_cnt;
int finger_cnt_max;
FingerPoint *finger_slot;
int finger_point_size;
int finger_point_color;
int finger_point_outline_color;
void *finger_point_surface; //SDL_Surface
} MultiTouchState;
void init_multi_touch_state(void);
void set_multi_touch_enable(int enable);
int get_multi_touch_enable(void);
FingerPoint *get_finger_point_from_slot(int index);
FingerPoint *get_finger_point_search(int x, int y);
void maru_finger_processing_A(int touch_type, int origin_x, int origin_y, int x, int y);
void maru_finger_processing_B(int touch_type, int origin_x, int origin_y, int x, int y);
void clear_finger_slot(void);
void cleanup_multi_touch_state(void);
#endif /* __MARU_FINGER_H__ */
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