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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file src/ginput/driver_mouse.h
* @brief GINPUT LLD header file for mouse/touch drivers.
*
* @defgroup Mouse Mouse
* @ingroup GINPUT
* @{
*/
#ifndef _LLD_GINPUT_MOUSE_H
#define _LLD_GINPUT_MOUSE_H
#if GINPUT_NEED_MOUSE //|| defined(__DOXYGEN__)
// Include the GDRIVER infrastructure
#include "src/gdriver/sys_defs.h"
typedef struct GMouseReading {
coord_t x, y, z;
uint16_t buttons;
} GMouseReading;
#if !GINPUT_TOUCH_NOCALIBRATE
typedef struct GMouseCalibration {
float ax;
float bx;
float cx;
float ay;
float by;
float cy;
} GMouseCalibration;
#endif
typedef struct GMouse {
GDriver d; // The driver overheads and vmt
GMouseReading r; // The current position and state
uint16_t flags; // Flags
#define GMOUSE_FLG_CLICK_TIMER 0x0001 // Currently timing a click
#define GMOUSE_FLG_INDELTA 0x0002 // Currently in a up/down transition test
#define GMOUSE_FLG_CLIP 0x0004 // Clip reading to the display
#define GMOUSE_FLG_CALIBRATE 0x0008 // Calibrate readings
#define GMOUSE_FLG_IN_CAL 0x0010 // Currently in calibration routine
#define GMOUSE_FLG_FINGERMODE 0x0020 // Mouse is currently in finger mode
#define GMOUSE_FLG_NEEDREAD 0x0040 // The mouse needs reading
#define GMOUSE_FLG_DRIVER_FIRST 0x0100 // The first flag available for the driver
point clickpos; // The position of the last click event
systemticks_t clicktime; // The time of the last click event
GDisplay * display; // The display the mouse is associated with
#if !GINPUT_TOUCH_NOCALIBRATE
GMouseCalibration caldata; // The calibration data
#endif
// Other driver specific fields may follow.
} GMouse;
typedef struct GMouseJitter {
coord_t calibrate; // Maximum error for a calibration to succeed
coord_t click; // Movement allowed without discarding the CLICK or CLICKCXT event
coord_t move; // Movement allowed without discarding the MOVE event
} GMouseJitter;
typedef struct GMouseVMT {
GDriverVMT d; // Device flags are part of the general vmt
#define GMOUSE_VFLG_TOUCH 0x0001 // This is a touch device (rather than a mouse). Button 1 is calculated from z value.
#define GMOUSE_VFLG_NOPOLL 0x0002 // Do not poll this device - it is purely interrupt driven
#define GMOUSE_VFLG_SELFROTATION 0x0004 // This device returns readings that are aligned with the display orientation
#define GMOUSE_VFLG_DEFAULTFINGER 0x0008 // Default to finger mode
#define GMOUSE_VFLG_CALIBRATE 0x0010 // This device requires calibration
#define GMOUSE_VFLG_CAL_EXTREMES 0x0020 // Use edge to edge calibration
#define GMOUSE_VFLG_CAL_TEST 0x0040 // Test the results of the calibration
#define GMOUSE_VFLG_ONLY_DOWN 0x0100 // This device returns a valid position only when the mouse is down
#define GMOUSE_VFLG_POORUPDOWN 0x0200 // Position readings during up/down are unreliable
#define GMOUSE_VFLG_DYNAMICONLY 0x8000 // This mouse driver should not be statically initialized eg Win32
coord_t z_max; // TOUCH: Maximum possible z value (fully touched)
coord_t z_min; // TOUCH: Minimum possible z value (touch off screen). Note may also be > z_max
coord_t z_touchon; // TOUCH: z values between z_max and this are a solid touch on
coord_t z_touchoff; // TOUCH: z values between z_min and this are a solid touch off
GMouseJitter pen_jitter; // PEN MODE: Jitter settings
GMouseJitter finger_jitter; // FINGER MODE: Jitter settings
bool_t (*init)(GMouse *m, unsigned driverinstance); // Required
void (*deinit)(GMouse *m); // Optional
bool_t (*get)(GMouse *m, GMouseReading *prd); // Required
void (*calsave)(GMouse *m, const void *buf, size_t sz); // Optional
bool_t (*calload)(GMouse *m, void *buf, size_t sz); // Optional
} GMouseVMT;
#define gmvmt(m) ((const GMouseVMT const *)((m)->d.vmt))
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
// If we are not using multiple mice then hard-code the VMT name
#if !defined(GINPUT_MOUSE_DRIVER_LIST)
#undef GMOUSE_DRIVER_VMT
#define GMOUSE_DRIVER_VMT GMOUSEVMT_OnlyOne
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Initialize a mouse driver
*
* @param[in] g The mouse driver
* @param[in] display The display to which the mouse shall be assigned
* @param[in] driverinstance The driver instance ToDo: Add some more details
* @param[in] systeminstance The mouse instance ToDo: Add some more details
*
* @return TRUE on success, FALSE otherwise
* @note This routine is provided by the high level code for
* use in the driver VMT's GMouseVMT.d structure.
*
* @notapi
*/
bool_t _gmouseInitDriver(GDriver *g, void *display, unsigned driverinstance, unsigned systeminstance);
/**
* @brief Routine that is called after initialization
*
* @param[in] g The mouse driver
* @note This routine is provided by the high level code for
* use in the driver VMT's GMouseVMT.d structure.
*
* @notapi
*/
void _gmousePostInitDriver(GDriver *g);
/**
* @brief Deinitialize a mouse driver
*
* @param[in] g The mouse driver
* @note This routine is provided by the high level code for
* use in the driver VMT's GMouseVMT.d structure.
*
* @notapi
*/
void _gmouseDeInitDriver(GDriver *g);
/**
* @brief Wakeup the high level code so that it attempts another read
*
* @note This routine is provided to low level drivers by the high level code
*
* @notapi
*/
void _gmouseWakeup(GMouse *m);
/**
* @brief Wakeup the high level code so that it attempts another read
*
* @note This routine is provided to low level drivers by the high level code
*
* @iclass
* @notapi
*/
void _gmouseWakeupI(GMouse *m);
#ifdef __cplusplus
}
#endif
#endif /* GINPUT_NEED_MOUSE */
#endif /* _LLD_GINPUT_MOUSE_H */
/** @} */
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