gstreamer/ges/ges-simple-timeline-layer.h

/* GStreamer Editing Services
 * Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
 *               2009 Nokia Corporation
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef _GES_SIMPLE_TIMELINE_LAYER
#define _GES_SIMPLE_TIMELINE_LAYER

#include <glib-object.h>
#include <ges/ges-types.h>
#include <ges/ges-timeline-layer.h>

G_BEGIN_DECLS

#define GES_TYPE_SIMPLE_TIMELINE_LAYER ges_simple_timeline_layer_get_type()

#define GES_SIMPLE_TIMELINE_LAYER(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_SIMPLE_TIMELINE_LAYER, GESSimpleTimelineLayer))

#define GES_SIMPLE_TIMELINE_LAYER_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_SIMPLE_TIMELINE_LAYER, GESSimpleTimelineLayerClass))

#define GES_IS_SIMPLE_TIMELINE_LAYER(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_SIMPLE_TIMELINE_LAYER))

#define GES_IS_SIMPLE_TIMELINE_LAYER_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_SIMPLE_TIMELINE_LAYER))

#define GES_SIMPLE_TIMELINE_LAYER_GET_CLASS(obj) \
  (G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_SIMPLE_TIMELINE_LAYER, GESSimpleTimelineLayerClass))

/**
 * GESSimpleTimelineLayer:
 * 
 */

struct _GESSimpleTimelineLayer {
  GESTimelineLayer parent;

  /*< private >*/
  /* Sorted list of objects */
  GList *objects;

  gboolean adding_object;
  gboolean valid;
};

/**
 * GESSimpleTimelineLayerClass:
 * @parent_class: parent class
 *
 */

struct _GESSimpleTimelineLayerClass {
  GESTimelineLayerClass parent_class;
  /*< signals >*/

  void (*object_moved) (GESTimelineLayer * layer, GESTimelineObject * object,
      gint old_position, gint new_position);
  /*< private >*/
};

GType ges_simple_timeline_layer_get_type (void);

GESSimpleTimelineLayer* ges_simple_timeline_layer_new (void);

gboolean
ges_simple_timeline_layer_add_object (GESSimpleTimelineLayer *layer,
				      GESTimelineObject *object, gint position);

gboolean
ges_simple_timeline_layer_move_object (GESSimpleTimelineLayer *layer,
				       GESTimelineObject *object, gint newposition);

G_END_DECLS

#endif /* _GES_SIMPLE_TIMELINE_LAYER */