/* poppler-movie.cc: glib interface to Movie

 *

 * Copyright (C) 2010 Carlos Garcia Campos <carlosgc@gnome.org>

 * Copyright (C) 2008 Hugo Mercier <hmercier31[@]gmail.com>

 * Copyright (C) 2017 Francesco Poli <invernomuto@paranoici.org>

 *

 * This program 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, or (at your option)

 * any later version.

 *

 * This program 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 this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.

 */

#include "poppler-movie.h"

#include "poppler-private.h"

/**

 * SECTION: poppler-movie

 * @short_description: Movies

 * @title: PopplerMovie

 */

typedef struct _PopplerMovieClass PopplerMovieClass;

struct _PopplerMovie

{

    GObject parent_instance;

    gchar *filename;

    gboolean need_poster;

    gboolean show_controls;

    PopplerMoviePlayMode mode;

    gboolean synchronous_play;

    gdouble volume;

    gdouble rate;

    guint64 start;

    guint64 duration;

    gushort rotation_angle;

    gint width;

    gint height;

};

struct _PopplerMovieClass

{

    GObjectClass parent_class;

};

G_DEFINE_TYPE(PopplerMovie, poppler_movie, G_TYPE_OBJECT)

static void poppler_movie_finalize(GObject *object)

{

    PopplerMovie *movie = POPPLER_MOVIE(object);

    if (movie->filename) {

        g_free(movie->filename);

        movie->filename = nullptr;

    }

    G_OBJECT_CLASS(poppler_movie_parent_class)->finalize(object);

}

static void poppler_movie_class_init(PopplerMovieClass *klass)

{

    GObjectClass *gobject_class = G_OBJECT_CLASS(klass);

    gobject_class->finalize = poppler_movie_finalize;

}

static void poppler_movie_init(PopplerMovie *movie) { }

PopplerMovie *_poppler_movie_new(const Movie *poppler_movie)

{

    PopplerMovie *movie;

    g_assert(poppler_movie != nullptr);

    movie = POPPLER_MOVIE(g_object_new(POPPLER_TYPE_MOVIE, nullptr));

    movie->filename = g_strdup(poppler_movie->getFileName()->c_str());

    if (poppler_movie->getShowPoster()) {

        Object tmp = poppler_movie->getPoster();

        movie->need_poster = (!tmp.isRef() && !tmp.isStream());

    }

    movie->show_controls = poppler_movie->getActivationParameters()->showControls;

    switch (poppler_movie->getActivationParameters()->repeatMode) {

    case MovieActivationParameters::repeatModeOnce:

        movie->mode = POPPLER_MOVIE_PLAY_MODE_ONCE;

        break;

    case MovieActivationParameters::repeatModeOpen:

        movie->mode = POPPLER_MOVIE_PLAY_MODE_OPEN;

        break;

    case MovieActivationParameters::repeatModeRepeat:

        movie->mode = POPPLER_MOVIE_PLAY_MODE_REPEAT;

        break;

    case MovieActivationParameters::repeatModePalindrome:

        movie->mode = POPPLER_MOVIE_PLAY_MODE_PALINDROME;

        break;

    }

    movie->synchronous_play = poppler_movie->getActivationParameters()->synchronousPlay;

    // map 0 - 100 to 0.0 - 1.0

    movie->volume = poppler_movie->getActivationParameters()->volume / 100.0;

    movie->rate = poppler_movie->getActivationParameters()->rate;

    if (poppler_movie->getActivationParameters()->start.units_per_second > 0 && poppler_movie->getActivationParameters()->start.units <= G_MAXUINT64 / 1000000000) {

        movie->start = 1000000000L * poppler_movie->getActivationParameters()->start.units / poppler_movie->getActivationParameters()->start.units_per_second;

    } else {

        movie->start = 0L;

    }

    if (poppler_movie->getActivationParameters()->duration.units_per_second > 0 && poppler_movie->getActivationParameters()->duration.units <= G_MAXUINT64 / 1000000000) {

        movie->duration = 1000000000L * poppler_movie->getActivationParameters()->duration.units / poppler_movie->getActivationParameters()->duration.units_per_second;

    } else {

        movie->duration = 0L;

    }

    movie->rotation_angle = poppler_movie->getRotationAngle();

    poppler_movie->getAspect(&movie->width, &movie->height);

    return movie;

}

/**

 * poppler_movie_get_filename:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the local filename identifying a self-describing movie file

 *

 * Return value: a local filename, return value is owned by #PopplerMovie and

 *               should not be freed

 *

 * Since: 0.14

 */

const gchar *poppler_movie_get_filename(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), NULL);

    return poppler_movie->filename;

}

/**

 * poppler_movie_need_poster:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns whether a poster image representing the Movie

 * shall be displayed. The poster image must be retrieved

 * from the movie file.

 *

 * Return value: %TRUE if move needs a poster image, %FALSE otherwise

 *

 * Since: 0.14

 */

gboolean poppler_movie_need_poster(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), FALSE);

    return poppler_movie->need_poster;

}

/**

 * poppler_movie_show_controls:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns whether to display a movie controller bar while playing the movie

 *

 * Return value: %TRUE if controller bar should be displayed, %FALSE otherwise

 *

 * Since: 0.14

 */

gboolean poppler_movie_show_controls(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), FALSE);

    return poppler_movie->show_controls;

}

/**

 * poppler_movie_get_play_mode:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the play mode of @poppler_movie.

 *

 * Return value: a #PopplerMoviePlayMode.

 *

 * Since: 0.54

 */

PopplerMoviePlayMode poppler_movie_get_play_mode(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), POPPLER_MOVIE_PLAY_MODE_ONCE);

    return poppler_movie->mode;

}

/**

 * poppler_movie_is_synchronous:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns whether the user must wait for the movie to be finished before

 * the PDF viewer accepts any interactive action

 *

 * Return value: %TRUE if yes, %FALSE otherwise

 *

 * Since: 0.80

 */

gboolean poppler_movie_is_synchronous(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), FALSE);

    return poppler_movie->synchronous_play;

}

/**

 * poppler_movie_get_volume:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the playback audio volume

 *

 * Return value: volume setting for the movie (0.0 - 1.0)

 *

 * Since: 0.80

 */

gdouble poppler_movie_get_volume(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), 0);

    return poppler_movie->volume;

}

/**

 * poppler_movie_get_rate:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the relative speed of the movie

 *

 * Return value: the relative speed of the movie (1 means no change)

 *

 * Since: 0.80

 */

gdouble poppler_movie_get_rate(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), 0);

    return poppler_movie->rate;

}

/**

 * poppler_movie_get_rotation_angle:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the rotation angle

 *

 * Return value: the number of degrees the movie should be rotated (positive,

 * multiples of 90: 0, 90, 180, 270)

 *

 * Since: 0.80

 */

gushort poppler_movie_get_rotation_angle(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), 0);

    return poppler_movie->rotation_angle;

}

/**

 * poppler_movie_get_start:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the start position of the movie playback

 *

 * Return value: the start position of the movie playback (in ns)

 *

 * Since: 0.80

 */

guint64 poppler_movie_get_start(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), 0L);

    return poppler_movie->start;

}

/**

 * poppler_movie_get_duration:

 * @poppler_movie: a #PopplerMovie

 *

 * Returns the duration of the movie playback

 *

 * Return value: the duration of the movie playback (in ns)

 *

 * Since: 0.80

 */

guint64 poppler_movie_get_duration(PopplerMovie *poppler_movie)

{

    g_return_val_if_fail(POPPLER_IS_MOVIE(poppler_movie), 0L);

    return poppler_movie->duration;

}

/**

 * poppler_movie_get_aspect:

 * @poppler_movie: a #PopplerMovie

 * @width: width of the movie's bounding box

 * @height: height of the movie's bounding box

 *

 * Returns the dimensions of the movie's bounding box (in pixels).

 * The respective PDF movie dictionary entry is optional; if missing,

 * -1x-1 will be returned.

 *

 * Since: 0.89

 */

void poppler_movie_get_aspect(PopplerMovie *poppler_movie, gint *width, gint *height)

{

    g_return_if_fail(POPPLER_IS_MOVIE(poppler_movie));

    *width = poppler_movie->width;

    *height = poppler_movie->height;

}