/*

 * Copyright © 2014 David FORT <contact@hardening-consulting.com>

 *

 * Permission to use, copy, modify, distribute, and sell this software and its

 * documentation for any purpose is hereby granted without fee, provided that

 * the above copyright notice appear in all copies and that both that copyright

 * notice and this permission notice appear in supporting documentation, and

 * that the name of the copyright holders not be used in advertising or

 * publicity pertaining to distribution of the software without specific,

 * written prior permission.  The copyright holders make no representations

 * about the suitability of this software for any purpose.  It is provided "as

 * is" without express or implied warranty.

 *

 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR

 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE

 * OF THIS SOFTWARE.

 */

#ifndef UWAC_PRIV_H_

#define UWAC_PRIV_H_

#include "config.h"

#include <stdbool.h>

#include <wayland-client.h>

#include "xdg-shell-client-protocol.h"

#ifdef BUILD_IVI

#include "ivi-application-client-protocol.h"

#endif

#ifdef BUILD_FULLSCREEN_SHELL

#include "fullscreen-shell-client-protocol.h"

#endif

#ifdef HAVE_PIXMAN_REGION

#include <pixman-1/pixman.h>

#else

#include <freerdp/codec/region.h>

#endif

#include <xkbcommon/xkbcommon.h>

#include <uwac/uwac.h>

extern UwacErrorHandler uwacErrorHandler;

typedef struct uwac_task UwacTask;

/** @brief */

struct uwac_task {

	void (*run)(UwacTask *task, uint32_t events);

	struct wl_list link;

};

/** @brief a global registry object */

struct uwac_global {

	uint32_t name;

	char *interface;

	uint32_t version;

	struct wl_list link;

};

typedef struct uwac_global UwacGlobal;

struct uwac_event_list_item;

typedef struct uwac_event_list_item UwacEventListItem;

/** @brief */

struct uwac_event_list_item {

	UwacEvent event;

	UwacEventListItem *tail, *head;

};

/** @brief main connection object to a wayland display */

struct uwac_display {

	struct wl_list globals;

	struct wl_display *display;

	struct wl_registry *registry;

	struct wl_compositor *compositor;

	struct wl_subcompositor *subcompositor;

	struct wl_shell *shell;

	struct xdg_shell *xdg_shell;

#ifdef BUILD_IVI

	struct ivi_application *ivi_application;

#endif

#ifdef BUILD_FULLSCREEN_SHELL

	struct _wl_fullscreen_shell *fullscreen_shell;

#endif

	struct wl_shm *shm;

	enum wl_shm_format *shm_formats;

	uint32_t shm_formats_nb;

	bool has_rgb565;

	struct wl_data_device_manager *data_device_manager;

	struct text_cursor_position *text_cursor_position;

	struct workspace_manager *workspace_manager;

	struct wl_list seats;

	int display_fd;

	UwacReturnCode last_error;

	uint32_t display_fd_events;

	int epoll_fd;

	bool running;

	UwacTask dispatch_fd_task;

	uint32_t serial;

	struct wl_cursor_theme *cursor_theme;

	struct wl_cursor **cursors;

	struct wl_list windows;

	struct wl_list outputs;

	UwacEventListItem *push_queue, *pop_queue;

};

/** @brief an output on a wayland display */

struct uwac_output {

	UwacDisplay *display;

	bool doneNeeded;

	bool doneReceived;

	UwacSize resolution;

	int transform;

	int scale;

	char *make;

	char *model;

	uint32_t server_output_id;

	struct wl_output *output;

	struct wl_list link;

};

/** @brief a seat attached to a wayland display */

struct uwac_seat {

	UwacDisplay *display;

	char *name;

	struct wl_seat *seat;

	uint32_t seat_id;

	uint32_t seat_version;

	struct wl_pointer *pointer;

	struct wl_keyboard *keyboard;

	struct wl_touch *touch;

	struct xkb_context *xkb_context;

	struct {

		struct xkb_keymap *keymap;

		struct xkb_state *state;

		xkb_mod_mask_t control_mask;

		xkb_mod_mask_t alt_mask;

		xkb_mod_mask_t shift_mask;

	} xkb;

	uint32_t modifiers;

	int32_t repeat_rate_sec, repeat_rate_nsec;

	int32_t repeat_delay_sec, repeat_delay_nsec;

	uint32_t repeat_sym, repeat_key, repeat_time;

	struct wl_array pressed_keys;

	UwacWindow *pointer_focus;

	UwacWindow *keyboard_focus;

	UwacWindow *touch_focus;

	bool touch_frame_started;

	int repeat_timer_fd;

	UwacTask repeat_task;

	float sx, sy;

	struct wl_list link;

};

/** @brief a buffer used for drawing a surface frame */

struct uwac_buffer {

	bool used;

#ifdef HAVE_PIXMAN_REGION

	pixman_region32_t damage;

#else

	REGION16 damage;

#endif

	struct wl_buffer *wayland_buffer;

	void *data;

};

typedef struct uwac_buffer UwacBuffer;

/** @brief a window */

struct uwac_window {

	UwacDisplay *display;

	int width, height, stride;

	int surfaceStates;

	enum wl_shm_format format;

	int nbuffers;

	UwacBuffer *buffers;

	struct wl_region *opaque_region;

	struct wl_region *input_region;

	struct wl_callback *frame_callback;

	UwacBuffer *drawingBuffer, *pendingBuffer;

	struct wl_surface *surface;

	struct wl_shell_surface *shell_surface;

	struct xdg_surface *xdg_surface;

#ifdef BUILD_IVI

	struct ivi_surface *ivi_surface;

#endif

	struct wl_list link;

	uint32_t pointer_enter_serial;

	uint32_t pointer_cursor_serial;

	int pointer_current_cursor;

};

/* in uwa-display.c */

UwacEvent *UwacDisplayNewEvent(UwacDisplay *d, int type);

int UwacDisplayWatchFd(UwacDisplay *display, int fd, uint32_t events, UwacTask *task);

/* in uwac-input.c */

UwacSeat *UwacSeatNew(UwacDisplay *d, uint32_t id, uint32_t version);

void UwacSeatDestroy(UwacSeat *s);

/* in uwac-output.c */

UwacOutput *UwacCreateOutput(UwacDisplay *d, uint32_t id, uint32_t version);

int UwacDestroyOutput(UwacOutput *output);

#endif /* UWAC_PRIV_H_ */