gstreamer/ges/ges-track-video-title-source.h
2010-07-09 13:21:11 +02:00

126 lines
4 KiB
C

/* GStreamer Editing Services
* Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
* 2010 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_TRACK_VIDEO_TITLE_SOURCE
#define _GES_TRACK_VIDEO_TITLE_SOURCE
#include <glib-object.h>
#include <ges/ges-types.h>
#include <ges/ges-track-title-source.h>
G_BEGIN_DECLS
#define GES_TYPE_TRACK_VIDEO_TITLE_SOURCE ges_track_video_title_src_get_type()
#define GES_TRACK_VIDEO_TITLE_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE, GESTrackVideoTitleSource))
#define GES_TRACK_VIDEO_TITLE_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE, GESTrackVideoTitleSourceClass))
#define GES_IS_TRACK_VIDEO_TITLE_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE))
#define GES_IS_TRACK_VIDEO_TITLE_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE))
#define GES_TRACK_VIDEO_TITLE_SOURCE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE, GESTrackVideoTitleSourceClass))
#define DEFAULT_FONT_DESC "serif 36"
#define DEFAULT_VALIGNMENT GES_TRACK_VIDEO_TITLE_SRC_VALIGN_BASELINE
#define DEFAULT_HALIGNMENT GES_TRACK_VIDEO_TITLE_SRC_HALIGN_CENTER
/**
* GESTrackVideoTitleSrcVAlign:
* @GES_TRACK_VIDEO_TITLE_SRC_VALIGN_BASELINE: draw text on the baseline
* @GES_TRACK_VIDEO_TITLE_SRC_VALIGN_BOTTOM: draw text on the bottom
* @GES_TRACK_VIDEO_TITLE_SRC_VALIGN_TOP: draw test on top
*
* Vertical alignment of the text.
*/
typedef enum {
GES_TRACK_VIDEO_TITLE_SRC_VALIGN_BASELINE,
GES_TRACK_VIDEO_TITLE_SRC_VALIGN_BOTTOM,
GES_TRACK_VIDEO_TITLE_SRC_VALIGN_TOP
} GESTrackVideoTitleSrcVAlign;
/**
* GESTrackVideoTitleSrcHAlign:
* @GES_TRACK_VIDEO_TITLE_SRC_HALIGN_LEFT: align text left
* @GES_TRACK_VIDEO_TITLE_SRC_HALIGN_CENTER: align text center
* @GES_TRACK_VIDEO_TITLE_SRC_HALIGN_RIGHT: align text right
*
* Horizontal alignment of the text.
*/
typedef enum {
GES_TRACK_VIDEO_TITLE_SRC_HALIGN_LEFT,
GES_TRACK_VIDEO_TITLE_SRC_HALIGN_CENTER,
GES_TRACK_VIDEO_TITLE_SRC_HALIGN_RIGHT
} GESTrackVideoTitleSrcHAlign;
/**
* GESTrackVideoTitleSource:
* @parent: parent
*
*/
struct _GESTrackVideoTitleSource {
GESTrackTitleSource parent;
/*< private >*/
gchar *text;
gchar *font_desc;
gint halign;
gint valign;
GstElement *text_el;
GstElement *background_el;
};
/**
* GESTrackVideoTitleSourceClass:
* @parent_class: parent class
*/
struct _GESTrackVideoTitleSourceClass {
GESTrackTitleSourceClass parent_class;
/*< private >*/
};
GType ges_track_video_title_src_get_type (void);
void ges_track_video_title_source_set_text(GESTrackVideoTitleSource *self, const
gchar *text);
void ges_track_video_title_source_set_font_desc(GESTrackVideoTitleSource *self,
const gchar *font_desc);
void ges_track_video_title_source_set_halignment(GESTrackVideoTitleSource
*self, GESTrackVideoTitleSrcHAlign halgn);
void ges_track_video_title_source_set_valignment(GESTrackVideoTitleSource
*self, GESTrackVideoTitleSrcVAlign valign);
GESTrackVideoTitleSource* ges_track_video_title_source_new (void);
G_END_DECLS
#endif /* _GES_TRACK_VIDEO_TITLE_SOURCE */