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/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright © 2009, 2010, 2011 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/>.
*
* Author: Emmanuele Bassi <ebassi@linux.intel.com>
*/
#ifndef CLUTTER_INPUT_DEVICE_PRIVATE_H
#define CLUTTER_INPUT_DEVICE_PRIVATE_H
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#include <clutter/clutter-input-device.h>
G_BEGIN_DECLS
typedef struct _ClutterAxisInfo
{
ClutterInputAxis axis;
double min_axis;
double max_axis;
double min_value;
double max_value;
double resolution;
} ClutterAxisInfo;
typedef struct _ClutterKeyInfo
{
guint keyval;
ClutterModifierType modifiers;
} ClutterKeyInfo;
typedef struct _ClutterScrollInfo
{
guint axis_id;
ClutterScrollDirection direction;
double increment;
double last_value;
guint last_value_valid : 1;
} ClutterScrollInfo;
typedef struct _ClutterTouchInfo
{
ClutterEventSequence *sequence;
ClutterActor *actor;
float current_x;
float current_y;
} ClutterTouchInfo;
typedef struct _ClutterPtrA11yData
{
int n_btn_pressed;
float current_x;
float current_y;
float dwell_x;
float dwell_y;
gboolean dwell_drag_started;
gboolean dwell_gesture_started;
guint dwell_timer;
guint dwell_position_timer;
guint secondary_click_timer;
gboolean secondary_click_triggered;
} ClutterPtrA11yData;
struct _ClutterInputDevice
{
GObject parent_instance;
int id;
ClutterInputDeviceType device_type;
ClutterInputMode device_mode;
char *device_name;
ClutterSeat *seat;
ClutterBackend *backend;
/* the associated device */
ClutterInputDevice *associated;
GList *physical_devices;
/* the actor underneath the pointer */
ClutterActor *cursor_actor;
GHashTable *inv_touch_sequence_actors;
/* the actor that has a grab in place for the device */
ClutterActor *pointer_grab_actor;
ClutterActor *keyboard_grab_actor;
GHashTable *sequence_grab_actors;
GHashTable *inv_sequence_grab_actors;
/* the current click count */
int click_count;
/* the stage the device is on */
ClutterStage *stage;
/* the current state */
float current_x;
float current_y;
uint32_t current_time;
int current_button_number;
ClutterModifierType current_state;
/* the current touch points states */
GHashTable *touch_sequences_info;
/* the previous state, used for click count generation */
int previous_x;
int previous_y;
uint32_t previous_time;
int previous_button_number;
ClutterModifierType previous_state;
GArray *axes;
guint n_keys;
GArray *keys;
GArray *scroll_info;
char *vendor_id;
char *product_id;
char *node_path;
GPtrArray *tools;
int n_rings;
int n_strips;
int n_mode_groups;
ClutterInputDeviceMapping mapping_mode;
guint has_cursor : 1;
guint is_enabled : 1;
/* Accessiblity */
ClutterVirtualInputDevice *accessibility_virtual_device;
ClutterPtrA11yData *ptr_a11y_data;
};
CLUTTER_EXPORT
void _clutter_input_device_set_associated_device (ClutterInputDevice *device,
ClutterInputDevice *associated);
CLUTTER_EXPORT
void _clutter_input_device_add_physical_device (ClutterInputDevice *logical,
ClutterInputDevice *physical);
CLUTTER_EXPORT
void _clutter_input_device_remove_physical_device (ClutterInputDevice *logical,
ClutterInputDevice *physical);
CLUTTER_EXPORT
void clutter_input_device_update_from_tool (ClutterInputDevice *device,
ClutterInputDeviceTool *tool);
CLUTTER_EXPORT
ClutterStage * _clutter_input_device_get_stage (ClutterInputDevice *device);
CLUTTER_EXPORT
void _clutter_input_device_set_stage (ClutterInputDevice *device,
ClutterStage *stage);
CLUTTER_EXPORT
void _clutter_input_device_set_coords (ClutterInputDevice *device,
ClutterEventSequence *sequence,
gfloat x,
gfloat y,
ClutterStage *stage);
CLUTTER_EXPORT
void _clutter_input_device_set_state (ClutterInputDevice *device,
ClutterModifierType state);
CLUTTER_EXPORT
void _clutter_input_device_set_time (ClutterInputDevice *device,
guint32 time_);
void _clutter_input_device_set_actor (ClutterInputDevice *device,
ClutterEventSequence *sequence,
ClutterActor *actor,
gboolean emit_crossing);
CLUTTER_EXPORT
ClutterActor * clutter_input_device_update (ClutterInputDevice *device,
ClutterEventSequence *sequence,
gboolean emit_crossing);
CLUTTER_EXPORT
void _clutter_input_device_add_event_sequence (ClutterInputDevice *device,
ClutterEvent *event);
CLUTTER_EXPORT
void _clutter_input_device_remove_event_sequence (ClutterInputDevice *device,
ClutterEvent *event);
CLUTTER_EXPORT
void _clutter_input_device_set_n_keys (ClutterInputDevice *device,
guint n_keys);
CLUTTER_EXPORT
void clutter_input_device_set_key (ClutterInputDevice *device,
guint index_,
guint keyval,
ClutterModifierType modifiers);
CLUTTER_EXPORT
gboolean _clutter_input_device_translate_axis (ClutterInputDevice *device,
guint index_,
gdouble value,
gdouble *axis_value);
CLUTTER_EXPORT
guint _clutter_input_device_add_axis (ClutterInputDevice *device,
ClutterInputAxis axis,
gdouble minimum,
gdouble maximum,
gdouble resolution);
CLUTTER_EXPORT
void _clutter_input_device_reset_axes (ClutterInputDevice *device);
CLUTTER_EXPORT
void _clutter_input_device_add_scroll_info (ClutterInputDevice *device,
guint index_,
ClutterScrollDirection direction,
gdouble increment);
CLUTTER_EXPORT
gboolean _clutter_input_device_get_scroll_delta (ClutterInputDevice *device,
guint index_,
gdouble value,
ClutterScrollDirection *direction_p,
gdouble *delta_p);
CLUTTER_EXPORT
void _clutter_input_device_reset_scroll_info (ClutterInputDevice *device);
CLUTTER_EXPORT
void clutter_input_device_add_tool (ClutterInputDevice *device,
ClutterInputDeviceTool *tool);
CLUTTER_EXPORT
ClutterInputDeviceTool *
clutter_input_device_lookup_tool (ClutterInputDevice *device,
guint64 serial,
ClutterInputDeviceToolType type);
CLUTTER_EXPORT
void clutter_input_device_update_from_event (ClutterInputDevice *device,
ClutterEvent *event,
gboolean update_stage);
CLUTTER_EXPORT
gboolean clutter_input_device_keycode_to_evdev (ClutterInputDevice *device,
guint hardware_keycode,
guint *evdev_keycode);
#endif /* CLUTTER_INPUT_DEVICE_PRIVATE_H */
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