/*
 * This file is part of MPlayer.
 *
 * MPlayer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * MPlayer 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef MPLAYER_GUI_INTERFACE_H
#define MPLAYER_GUI_INTERFACE_H

#include "m_config.h"
#include "mp_core.h"
#include "playtree.h"
#include "libaf/af.h"
#include "libmpdemux/stheader.h"
#include "stream/stream.h"

// These are in support of the non-GUI files that interact with
// the GUI and that only need to include interface.h for this.
// ------------------------------------------------------------
#include "app/cfg.h"

extern int use_gui;             // this is defined in mplayer.c
// ------------------------------------------------------------

/// Name of the GUI binary
#define gmplayer "gmplayer"

/// gui() instructions
enum {
    GUI_END_PLAY,
    GUI_HANDLE_X_EVENT,
    GUI_PREPARE,
    GUI_REDRAW,
    GUI_RUN_COMMAND,
    GUI_RUN_MESSAGE,
    GUI_SETUP_VIDEO_WINDOW,
    GUI_SET_AUDIO,
    GUI_SET_CONTEXT,
    GUI_SET_STATE,
    GUI_SET_STREAM,
    GUI_SET_VOLUME_BALANCE,
    GUI_SET_VIDEO
};

/// guiPlaylist() instructions
enum {
    GUI_PLAYLIST_INIT,
    GUI_PLAYLIST_ADD
};

//@{
/// Playing state
#define GUI_STOP  0
#define GUI_PLAY  1
#define GUI_PAUSE 2
//@}

//@{
/// MediumChanged reason
#define GUI_MEDIUM_SAME 1
#define GUI_MEDIUM_NEW  2
//@}

/// mplayer() instructions
enum {
    MPLAYER_EXIT_GUI,
    MPLAYER_LOAD_FONT,
    MPLAYER_SET_AUTO_QUALITY,
    MPLAYER_SET_BRIGHTNESS,
    MPLAYER_SET_CONTRAST,
    MPLAYER_SET_EQUALIZER,
    MPLAYER_SET_EXTRA_STEREO,
    MPLAYER_SET_FONT_AUTOSCALE,
    MPLAYER_SET_FONT_BLUR,
    MPLAYER_SET_FONT_ENCODING,
    MPLAYER_SET_FONT_FACTOR,
    MPLAYER_SET_FONT_OSDSCALE,
    MPLAYER_SET_FONT_OUTLINE,
    MPLAYER_SET_FONT_TEXTSCALE,
    MPLAYER_SET_HUE,
    MPLAYER_SET_PANSCAN,
    MPLAYER_SET_SATURATION,
    MPLAYER_SET_SUB_ENCODING
};

typedef struct {
    MPContext *mpcontext;
    sh_video_t *sh_video;

    int VideoWindow;
    int VideoWidth;
    int VideoHeight;

    int Rotation;

    char *CodecName;

    int StreamType;
    int AudioChannels;

    int AudioPassthrough;

    int AudioStreams;
    stream_language_t AudioStream[32];

    int Subtitles;
    stream_language_t Subtitle[32];

    char *Filename;           // public, read access by MPlayer
    char *Title;
    char *AudioFilename;
    char *SubtitleFilename;
    char *ImageFilename;

    int Tracks;
    int Track;                // public, read access by MPlayer
    int Chapters;
    int Chapter;              // public, write access by MPlayer
    int Angles;
    int Angle;

    int Playing;              // public, read access by MPlayer

    int RunningTime;          // public, write access by MPlayer
    int ElapsedTime;          // public, write access by MPlayer
    float Position;           // public, write access by MPlayer

    float Volume;
    float Balance;

    float LastVolume;
    float ReplayGainVolume;
    int MediumChanged;        // public, read access by MPlayer
    int PlaylistNext;

    int Start;
    int Stop;
} guiInterface_t;

extern guiInterface_t guiInfo;

void reset_stream_ids(void);

/// @name MPlayer -> GUI
//@{
int gui(int what, void *data);
void guiDone(void);
void guiInit(void);
int guiPlaylist(int what, play_tree_t *playtree, m_config_t *config, int enqueue);
//@}

/// @name GUI -> MPlayer
//@{
void mplayer(int what, float value, void *data);
void mplayerLoadSubtitle(const char *name);
void gmp_msg(int mod, int lev, const char *format, ...);
//@}

#endif /* MPLAYER_GUI_INTERFACE_H */
