60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2008 by Maurus Cuelenaere
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef __TOUCHSCREEN_INCLUDE_H_
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#define __TOUCHSCREEN_INCLUDE_H_
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struct touchscreen_calibration
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{
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int x[3][2];
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int y[3][2];
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};
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struct touchscreen_parameter
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{
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int A, B, C, D, E, F;
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int divider;
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};
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enum touchscreen_mode
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{
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TOUCHSCREEN_POINT = 0, /* touchscreen returns pixel co-ords */
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TOUCHSCREEN_BUTTON, /* touchscreen returns BUTTON_* area codes
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actual pixel value will still be accessible
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from button_get_data */
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};
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extern struct touchscreen_parameter calibration_parameters;
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extern const struct touchscreen_parameter default_calibration_parameters;
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int touchscreen_calibrate(struct touchscreen_calibration *cal);
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int touchscreen_to_pixels(int x, int y, int *data);
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void touchscreen_set_mode(enum touchscreen_mode mode);
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enum touchscreen_mode touchscreen_get_mode(void);
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void touchscreen_disable_mapping(void);
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void touchscreen_reset_mapping(void);
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int touchscreen_get_scroll_threshold(void);
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void touchscreen_enable(bool en);
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#ifndef HAS_BUTTON_HOLD
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void touchscreen_enable_device(bool en);
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bool touchscreen_is_enabled(void);
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#endif
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#endif /* __TOUCHSCREEN_INCLUDE_H_ */
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