mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 15:51:11 +00:00
2ab26ab306
Now that the notion of layer has been moved down to #GESTimelineElement (through the new #ges_timeline_element_get_layer_priority method), this method make much more sense directly in the base class.
162 lines
5.4 KiB
C
162 lines
5.4 KiB
C
/* 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef _GES_CONTAINER
|
|
#define _GES_CONTAINER
|
|
|
|
#include <glib-object.h>
|
|
#include <gst/gst.h>
|
|
#include <ges/ges-timeline-element.h>
|
|
#include <ges/ges-types.h>
|
|
#include <ges/ges-track.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GES_TYPE_CONTAINER ges_container_get_type()
|
|
#define GES_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_CONTAINER, GESContainer))
|
|
#define GES_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_CONTAINER, GESContainerClass))
|
|
#define GES_IS_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_CONTAINER))
|
|
#define GES_IS_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_CONTAINER))
|
|
#define GES_CONTAINER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_CONTAINER, GESContainerClass))
|
|
|
|
typedef struct _GESContainerPrivate GESContainerPrivate;
|
|
|
|
/* To be used by sublcasses only */
|
|
typedef enum
|
|
{
|
|
GES_CHILDREN_UPDATE,
|
|
GES_CHILDREN_IGNORE_NOTIFIES,
|
|
GES_CHILDREN_UPDATE_OFFSETS,
|
|
GES_CHILDREN_UPDATE_ALL_VALUES,
|
|
GES_CHILDREN_LAST
|
|
} GESChildrenControlMode;
|
|
|
|
/**
|
|
* GES_CONTAINER_HEIGHT:
|
|
* @obj: a #GESContainer
|
|
*
|
|
* The span of priorities this object occupies.
|
|
*/
|
|
#define GES_CONTAINER_HEIGHT(obj) (((GESContainer*)obj)->height)
|
|
|
|
/**
|
|
* GES_CONTAINER_CHILDREN:
|
|
* @obj: a #GESContainer
|
|
*
|
|
* A #GList containing the children of @object
|
|
*/
|
|
#define GES_CONTAINER_CHILDREN(obj) (((GESContainer*)obj)->children)
|
|
|
|
/**
|
|
* GESContainer:
|
|
* @children: (element-type GES.TimelineElement): A list of TimelineElement
|
|
* controlled by this Container. NOTE: Do not modify.
|
|
* @height: The span of priorities this container occupies
|
|
*
|
|
* The #GESContainer base class.
|
|
*/
|
|
struct _GESContainer
|
|
{
|
|
GESTimelineElement parent;
|
|
|
|
/*< public > */
|
|
/*< readonly >*/
|
|
GList *children;
|
|
|
|
/* We don't add those properties to the priv struct for optimization and code
|
|
* readability purposes */
|
|
guint32 height; /* the span of priorities this object needs */
|
|
|
|
/* <protected> */
|
|
GESChildrenControlMode children_control_mode;
|
|
/*< readonly >*/
|
|
GESTimelineElement *initiated_move;
|
|
|
|
/*< private >*/
|
|
GESContainerPrivate *priv;
|
|
|
|
/* Padding for API extension */
|
|
gpointer _ges_reserved[GES_PADDING_LARGE];
|
|
};
|
|
|
|
/**
|
|
* GESContainerClass:
|
|
* @child_added: Virtual method that is called right after a #GESTimelineElement is added
|
|
* @child_removed: Virtual method that is called right after a #GESTimelineElement is removed
|
|
* @remove_child: Virtual method to remove a child
|
|
* @add_child: Virtual method to add a child
|
|
* @ungroup: Ungroups the #GESTimelineElement contained in this #GESContainer, creating new
|
|
* @group: Groups the #GESContainers together
|
|
* #GESContainer containing those #GESTimelineElement apropriately.
|
|
*/
|
|
struct _GESContainerClass
|
|
{
|
|
/*< private > */
|
|
GESTimelineElementClass parent_class;
|
|
|
|
/*< public > */
|
|
/* signals */
|
|
void (*child_added) (GESContainer *container, GESTimelineElement *element);
|
|
void (*child_removed) (GESContainer *container, GESTimelineElement *element);
|
|
gboolean (*add_child) (GESContainer *container, GESTimelineElement *element);
|
|
gboolean (*remove_child) (GESContainer *container, GESTimelineElement *element);
|
|
GList* (*ungroup) (GESContainer *container, gboolean recursive);
|
|
GESContainer * (*group) (GList *containers);
|
|
|
|
/* Deprecated and not used anymore */
|
|
gboolean (*edit) (GESContainer * container,
|
|
GList * layers, gint new_layer_priority,
|
|
GESEditMode mode,
|
|
GESEdge edge,
|
|
guint64 position);
|
|
|
|
|
|
|
|
/*< private >*/
|
|
guint grouping_priority;
|
|
|
|
/* Padding for API extension */
|
|
gpointer _ges_reserved[GES_PADDING_LARGE];
|
|
};
|
|
|
|
GES_API
|
|
GType ges_container_get_type (void);
|
|
|
|
/* Children handling */
|
|
GES_API
|
|
GList* ges_container_get_children (GESContainer *container, gboolean recursive);
|
|
GES_API
|
|
gboolean ges_container_add (GESContainer *container, GESTimelineElement *child);
|
|
GES_API
|
|
gboolean ges_container_remove (GESContainer *container, GESTimelineElement *child);
|
|
GES_API
|
|
GList * ges_container_ungroup (GESContainer * container, gboolean recursive);
|
|
GES_API
|
|
GESContainer *ges_container_group (GList *containers);
|
|
|
|
GES_API
|
|
gboolean ges_container_edit (GESContainer * container,
|
|
GList * layers, gint new_layer_priority,
|
|
GESEditMode mode,
|
|
GESEdge edge,
|
|
guint64 position);
|
|
|
|
G_END_DECLS
|
|
#endif /* _GES_CONTAINER */
|