Files
gtk/ottie/ottieprecomplayer.c
Benjamin Otte b5abd4b7ff Ottie: Add
2020-12-21 03:49:24 +01:00

120 lines
3.0 KiB
C

/*
* Copyright © 2020 Benjamin Otte
*
* 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 2.1 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/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
#include "config.h"
#include "ottieprecomplayerprivate.h"
#include "ottiedoublevalueprivate.h"
#include <glib/gi18n-lib.h>
#include <gsk/gsk.h>
struct _OttiePrecompLayer
{
OttieLayer parent;
OttieDoubleValue time_map;
char *ref_id;
OttieLayer *ref;
};
struct _OttiePrecompLayerClass
{
OttieLayerClass parent_class;
};
G_DEFINE_TYPE (OttiePrecompLayer, ottie_precomp_layer, OTTIE_TYPE_LAYER)
static void
ottie_precomp_layer_snapshot (OttieLayer *layer,
GtkSnapshot *snapshot,
double timestamp)
{
OttiePrecompLayer *self = OTTIE_PRECOMP_LAYER (layer);
if (self->ref == NULL)
return;
ottie_layer_snapshot (self->ref,
snapshot,
ottie_double_value_get (&self->time_map, timestamp));
}
static void
ottie_precomp_layer_dispose (GObject *object)
{
OttiePrecompLayer *self = OTTIE_PRECOMP_LAYER (object);
g_clear_object (&self->ref);
g_clear_pointer (&self->ref_id, g_free);
ottie_double_value_clear (&self->time_map);
G_OBJECT_CLASS (ottie_precomp_layer_parent_class)->dispose (object);
}
static void
ottie_precomp_layer_finalize (GObject *object)
{
//OttiePrecompLayer *self = OTTIE_PRECOMP_LAYER (object);
G_OBJECT_CLASS (ottie_precomp_layer_parent_class)->finalize (object);
}
static void
ottie_precomp_layer_class_init (OttiePrecompLayerClass *klass)
{
OttieLayerClass *layer_class = OTTIE_LAYER_CLASS (klass);
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
layer_class->snapshot = ottie_precomp_layer_snapshot;
gobject_class->finalize = ottie_precomp_layer_finalize;
gobject_class->dispose = ottie_precomp_layer_dispose;
}
static void
ottie_precomp_layer_init (OttiePrecompLayer *self)
{
ottie_double_value_init (&self->time_map, 0);
}
OttieLayer *
ottie_precomp_layer_parse (JsonReader *reader)
{
OttieParserOption options[] = {
OTTIE_PARSE_OPTIONS_LAYER
{ "refId", ottie_parser_option_string, G_STRUCT_OFFSET (OttiePrecompLayer, ref_id) },
{ "tm", ottie_double_value_parse, 0 },
};
OttiePrecompLayer *self;
self = g_object_new (OTTIE_TYPE_PRECOMP_LAYER, NULL);
if (!ottie_parser_parse_object (reader, "precomp layer", options, G_N_ELEMENTS (options), self))
{
g_object_unref (self);
return NULL;
}
return OTTIE_LAYER (self);
}