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/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2012 Intel Corp.
*
* This library 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 library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*
*/
#ifndef __CLUTTER_EVDEV_H__
#define __CLUTTER_EVDEV_H__
#include <glib.h>
#include <glib-object.h>
#include <xkbcommon/xkbcommon.h>
#include <clutter/clutter.h>
#include <libinput.h>
G_BEGIN_DECLS
#if !defined(CLUTTER_ENABLE_COMPOSITOR_API) && !defined(CLUTTER_COMPILATION)
#error "You need to define CLUTTER_ENABLE_COMPOSITOR_API before including clutter-evdev.h"
#endif
/**
* ClutterOpenDeviceCallback:
* @path: the device path
* @flags: flags to be passed to open
*
* This callback will be called when Clutter needs to access an input
* device. It should return an open file descriptor for the file at @path,
* or -1 if opening failed.
*/
typedef int (*ClutterOpenDeviceCallback) (const char *path,
int flags,
gpointer user_data,
GError **error);
typedef void (*ClutterCloseDeviceCallback) (int fd,
gpointer user_data);
CLUTTER_AVAILABLE_IN_1_16
void clutter_evdev_set_device_callbacks (ClutterOpenDeviceCallback open_callback,
ClutterCloseDeviceCallback close_callback,
gpointer user_data);
CLUTTER_AVAILABLE_IN_1_10
void clutter_evdev_release_devices (void);
CLUTTER_AVAILABLE_IN_1_10
void clutter_evdev_reclaim_devices (void);
/**
* ClutterPointerConstrainCallback:
* @device: the core pointer device
* @time: the event time in milliseconds
* @x: (inout): the new X coordinate
* @y: (inout): the new Y coordinate
* @user_data: user data passed to this function
*
* This callback will be called for all pointer motion events, and should
* update (@x, @y) to constrain the pointer position appropriately.
* The subsequent motion event will use the updated values as the new coordinates.
* Note that the coordinates are not clamped to the stage size, and the callback
* must make sure that this happens before it returns.
* Also note that the event will be emitted even if the pointer is constrained
* to be in the same position.
*
* Since: 1.16
*/
typedef void (*ClutterPointerConstrainCallback) (ClutterInputDevice *device,
guint32 time,
float prev_x,
float prev_y,
float *x,
float *y,
gpointer user_data);
CLUTTER_AVAILABLE_IN_1_16
void clutter_evdev_set_pointer_constrain_callback (ClutterDeviceManager *evdev,
ClutterPointerConstrainCallback callback,
gpointer user_data,
GDestroyNotify user_data_notify);
CLUTTER_AVAILABLE_IN_1_16
void clutter_evdev_set_keyboard_map (ClutterDeviceManager *evdev,
struct xkb_keymap *keymap);
CLUTTER_AVAILABLE_IN_1_18
struct xkb_keymap * clutter_evdev_get_keyboard_map (ClutterDeviceManager *evdev);
CLUTTER_AVAILABLE_IN_1_20
void clutter_evdev_set_keyboard_layout_index (ClutterDeviceManager *evdev,
xkb_layout_index_t idx);
CLUTTER_AVAILABLE_IN_1_18
void clutter_evdev_set_keyboard_repeat (ClutterDeviceManager *evdev,
gboolean repeat,
guint32 delay,
guint32 interval);
typedef gboolean (* ClutterEvdevFilterFunc) (struct libinput_event *event,
gpointer data);
CLUTTER_AVAILABLE_IN_1_20
void clutter_evdev_add_filter (ClutterEvdevFilterFunc func,
gpointer data,
GDestroyNotify destroy_notify);
CLUTTER_AVAILABLE_IN_1_20
void clutter_evdev_remove_filter (ClutterEvdevFilterFunc func,
gpointer data);
CLUTTER_AVAILABLE_IN_1_20
struct libinput_device * clutter_evdev_input_device_get_libinput_device (ClutterInputDevice *device);
CLUTTER_AVAILABLE_IN_1_20
gint32 clutter_evdev_event_sequence_get_slot (const ClutterEventSequence *sequence);
CLUTTER_AVAILABLE_IN_1_20
void clutter_evdev_warp_pointer (ClutterInputDevice *pointer_device,
guint32 time_,
int x,
int y);
CLUTTER_AVAILABLE_IN_1_26
guint32 clutter_evdev_event_get_event_code (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_26
guint64 clutter_evdev_event_get_time_usec (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_26
gboolean clutter_evdev_event_get_relative_motion (const ClutterEvent *event,
double *dx,
double *dy,
double *dx_unaccel,
double *dy_unaccel);
G_END_DECLS
#endif /* __CLUTTER_EVDEV_H__ */
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