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add ..._set_{h,v}alignment() methods to video titles

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Brandon Lewis 2010-06-16 19:01:48 +02:00 committed by Edward Hervey
parent c0f0d6f5f4
commit 08d94f7e38
2 changed files with 77 additions and 0 deletions
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38
ges/ges-track-video-title-source.c
View file

@ -72,6 +72,8 @@ ges_track_video_title_src_init (GESTrackVideoTitleSource * self)
self->text = NULL; self->text = NULL;
self->font_desc = g_strdup (DEFAULT_FONT_DESC); self->font_desc = g_strdup (DEFAULT_FONT_DESC);
self->text_el = NULL; self->text_el = NULL;
self->halign = DEFAULT_HALIGNMENT;
self->valign = DEFAULT_VALIGNMENT;
self->background_el = NULL; self->background_el = NULL;
} }
@ -143,6 +145,8 @@ ges_track_video_title_src_create_element (GESTrackTitleSource * object)
if (self->font_desc) { if (self->font_desc) {
g_object_set (text, "font-desc", self->font_desc, NULL); g_object_set (text, "font-desc", self->font_desc, NULL);
} }
g_object_set (text, "valignment", (gint) self->valign, "halignment",
(gint) self->halign, NULL);
g_object_set (background, "pattern", (gint) GES_TRACK_VIDEO_BG_SRC_BLACK, g_object_set (background, "pattern", (gint) GES_TRACK_VIDEO_BG_SRC_BLACK,
NULL); NULL);
@ -201,6 +205,40 @@ ges_track_video_title_source_set_font_desc (GESTrackVideoTitleSource * self,
g_object_set (self->text_el, "font-desc", font_desc, NULL); g_object_set (self->text_el, "font-desc", font_desc, NULL);
} }
/**
* ges_track_video_title_source_valignment:
* @self: the #GESTrackVideoTitleSource* to set text on
* @valignment: #GESTrackVideoTitleSrcVAlign
*
* Sets the vertical aligment of the text.
*/
void
ges_track_video_title_source_set_valignment (GESTrackVideoTitleSource * self,
GESTrackVideoTitleSrcVAlign valign)
{
self->valign = valign;
GST_LOG ("set valignment to: %d", valign);
if (self->text_el)
g_object_set (self->text_el, "valignment", valign, NULL);
}
/**
* ges_track_video_title_source_halignment:
* @self: the #GESTrackVideoTitleSource* to set text on
* @halignment: #GESTrackVideoTitleSrcHAlign
*
* Sets the vertical aligment of the text.
*/
void
ges_track_video_title_source_set_halignment (GESTrackVideoTitleSource * self,
GESTrackVideoTitleSrcHAlign halign)
{
self->halign = halign;
GST_LOG ("set halignment to: %d", halign);
if (self->text_el)
g_object_set (self->text_el, "halignment", halign, NULL);
}
GESTrackVideoTitleSource * GESTrackVideoTitleSource *
ges_track_video_title_source_new (void) ges_track_video_title_source_new (void)
{ {

39
ges/ges-track-video-title-source.h
View file

@ -45,7 +45,36 @@ G_BEGIN_DECLS
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE, GESTrackVideoTitleSourceClass)) (G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_VIDEO_TITLE_SOURCE, GESTrackVideoTitleSourceClass))
#define DEFAULT_FONT_DESC "serif 36" #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: * GESTrackVideoTitleSource:
@ -58,6 +87,8 @@ struct _GESTrackVideoTitleSource {
/*< private >*/ /*< private >*/
gchar *text; gchar *text;
gchar *font_desc; gchar *font_desc;
gint halign;
gint valign;
GstElement *text_el; GstElement *text_el;
GstElement *background_el; GstElement *background_el;
}; };
@ -77,8 +108,16 @@ GType ges_track_video_title_src_get_type (void);
void ges_track_video_title_source_set_text(GESTrackVideoTitleSource *, const void ges_track_video_title_source_set_text(GESTrackVideoTitleSource *, const
gchar *); gchar *);
void ges_track_video_title_source_set_font_desc(GESTrackVideoTitleSource *, void ges_track_video_title_source_set_font_desc(GESTrackVideoTitleSource *,
const gchar *); const gchar *);
void ges_track_video_title_source_set_halignment(GESTrackVideoTitleSource *,
GESTrackVideoTitleSrcHAlign);
void ges_track_video_title_source_set_valignment(GESTrackVideoTitleSource *,
GESTrackVideoTitleSrcVAlign);
GESTrackVideoTitleSource* ges_track_video_title_source_new (void); GESTrackVideoTitleSource* ges_track_video_title_source_new (void);
G_END_DECLS G_END_DECLS