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docs: Add example of a border added through ClutterEffect

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Add a basic example showing how to implement a ClutterEffect
post_paint() function to overlay a highlight border over a
rectangular actor.
This commit is contained in:
Elliot Smith
2011-03-08 11:19:13 +00:00
parent 1d14e7468b
commit a81dbcf483
4 changed files with 479 additions and 0 deletions
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54
doc/cookbook/examples/cb-border-effect.h Normal file
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#ifndef __CB_BORDER_EFFECT_H__
#define __CB_BORDER_EFFECT_H__
#include <clutter/clutter.h>
GType cb_border_effect_get_type (void);
#define CB_TYPE_BORDER_EFFECT (cb_border_effect_get_type ())
#define CB_BORDER_EFFECT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
CB_TYPE_BORDER_EFFECT, \
CbBorderEffect))
#define CB_IS_BORDER_EFFECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
CB_TYPE_BORDER_EFFECT))
#define CB_BORDER_EFFECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), \
CB_TYPE_BORDER_EFFECT, \
CbBorderEffectClass))
#define CB_IS_BORDER_EFFECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), \
CB_TYPE_BORDER_EFFECT))
#define CB_BORDER_EFFECT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), \
CB_TYPE_BORDER_EFFECT, \
CbBorderEffectClass))
typedef struct _CbBorderEffectPrivate CbBorderEffectPrivate;
typedef struct _CbBorderEffect CbBorderEffect;
typedef struct _CbBorderEffectClass CbBorderEffectClass;
/* object */
struct _CbBorderEffect
{
ClutterEffect parent_instance;
CbBorderEffectPrivate *priv;
};
/* class */
struct _CbBorderEffectClass
{
ClutterEffectClass parent_class;
};
ClutterEffect *cb_border_effect_new (gfloat width,
const ClutterColor *color);
void cb_border_effect_set_color (CbBorderEffect *self,
const ClutterColor *color);
void cb_border_effect_get_color (CbBorderEffect *self,
ClutterColor *color);
void cb_border_effect_set_width (CbBorderEffect *self,
gfloat width);
gfloat cb_border_effect_get_width (CbBorderEffect *self);
#endif /* __CB_BORDER_EFFECT_H__ */