/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2006 OpenedHand
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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 _HAVE_CLUTTER_ACTOR_H
#define _HAVE_CLUTTER_ACTOR_H
/* clutter-actor.h */
#include <glib-object.h>
#include <clutter/clutter-color.h>
#include <clutter/clutter-fixed.h>
#include <clutter/clutter-types.h>
#include <clutter/clutter-units.h>
#include <clutter/clutter-event.h>
#include <clutter/clutter-shader.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_ACTOR_BOX (clutter_actor_box_get_type ())
#define CLUTTER_TYPE_ACTOR (clutter_actor_get_type ())
#define CLUTTER_ACTOR(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_ACTOR, ClutterActor))
#define CLUTTER_ACTOR_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_ACTOR, ClutterActorClass))
#define CLUTTER_IS_ACTOR(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_ACTOR))
#define CLUTTER_IS_ACTOR_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_ACTOR))
#define CLUTTER_ACTOR_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_ACTOR, ClutterActorClass))
/**
* CLUTTER_ACTOR_SET_FLAGS:
* @a: a #ClutterActor
* @f: the #ClutterActorFlags to set
*
* Sets the given flags on a #ClutterActor
*/
#define CLUTTER_ACTOR_SET_FLAGS(a,f) (((ClutterActor*)(a))->flags |= (f))
/**
* CLUTTER_ACTOR_UNSET_FLAGS:
* @a: a #ClutterActor
* @f: the #ClutterActorFlags to unset
*
* Unsets the given flags on a #ClutterActor
*/
#define CLUTTER_ACTOR_UNSET_FLAGS(a,f) (((ClutterActor*)(a))->flags &= ~(f))
#define CLUTTER_ACTOR_IS_MAPPED(e) (((ClutterActor*)(e))->flags & CLUTTER_ACTOR_MAPPED)
#define CLUTTER_ACTOR_IS_REALIZED(e) (((ClutterActor*)(e))->flags & CLUTTER_ACTOR_REALIZED)
#define CLUTTER_ACTOR_IS_VISIBLE(e) (CLUTTER_ACTOR_IS_MAPPED (e) && CLUTTER_ACTOR_IS_REALIZED (e))
#define CLUTTER_ACTOR_IS_REACTIVE(e) (((ClutterActor*)(e))->flags & CLUTTER_ACTOR_REACTIVE)
typedef struct _ClutterActorClass ClutterActorClass;
typedef struct _ClutterActorBox ClutterActorBox;
typedef struct _ClutterActorPrivate ClutterActorPrivate;
/**
* ClutterCallback:
* @actor: a #ClutterActor
* @data: user data
*
* Generic callback
*/
typedef void (*ClutterCallback) (ClutterActor *actor, gpointer data);
/**
* CLUTTER_CALLBACK
* @f: a function
*
* Convenience macro to cast a function to #ClutterCallback
*/
#define CLUTTER_CALLBACK(f) ((ClutterCallback) (f))
/**
* ClutterActorFlags:
* @CLUTTER_ACTOR_MAPPED: the actor has been painted
* @CLUTTER_ACTOR_REALIZED: the resources associated to the actor have been
* allocated
* @CLUTTER_ACTOR_REACTIVE: the actor 'reacts' to mouse events emmitting event
* signals
*
* Flags used to signal the state of an actor.
*/
typedef enum
{
CLUTTER_ACTOR_MAPPED = 1 << 1,
CLUTTER_ACTOR_REALIZED = 1 << 2,
CLUTTER_ACTOR_REACTIVE = 1 << 3
} ClutterActorFlags;
/**
* ClutterActorBox:
* @x1: X coordinate of the top left corner
* @y1: Y coordinate of the top left corner
* @x2: X coordinate of the bottom right corner
* @y2: Y coordinate of the bottom right corner
*
* Bounding box of an actor. The coordinates of the top left and right bottom
* corners of an actor. The coordinates of the two points are expressed in
* #ClutterUnit<!-- -->s, that is are device-independent. If you want to obtain
* the box dimensions in pixels, use clutter_actor_get_geometry().
*/
struct _ClutterActorBox
{
ClutterUnit x1;
ClutterUnit y1;
ClutterUnit x2;
ClutterUnit y2;
};
GType clutter_actor_box_get_type (void) G_GNUC_CONST;
/**
* ClutterActor:
* @flags: #ClutterActorFlags
*
* Base class for actors.
*/
struct _ClutterActor
{
/*< private >*/
GInitiallyUnowned parent_instance;
/*< public >*/
guint32 flags;
/*< private >*/
guint32 private_flags;
ClutterActorPrivate *priv;
};
/**
* ClutterActorClass:
* @show: signal class handler for ClutterActor::show; it must chain
* up to the parent's implementation
* @show_all: virtual function for containers and composite actors, to
* determine which children should be shown when calling
* clutter_actor_show_all() on the actor. Defaults to calling
* clutter_actor_show().
* @hide: signal class handler for ClutterActor::hide; it must chain
* up to the parent's implementation
* @hide_all: virtual function for containers and composite actors, to
* determine which children should be shown when calling
* clutter_actor_hide_all() on the actor. Defaults to calling
* clutter_actor_hide().
* @realize: virtual function, used to allocate resources for the actor;
* it should chain up to the parent's implementation
* @unrealize: virtual function, used to deallocate resources allocated
* in ::realized; it should chain up to the parent's implementation
* @paint: virtual function, used to paint the actor
* @request_coords: virtual function, used when setting the coordinates
* of an actor
* @query_coords: virtual function, used when querying the actor for
* its coordinates; it must chain up to the parent's implementation
* @parent_set: signal class closure for the ClutterActor::parent-set
* @destroy: signal class closure for ClutterActor::destroy
* @pick: virtual function, used to draw an outline of the actor with
* the given colour
* @event: signal class closure for ClutterActor::event
* @button_press_event: signal class closure for
* ClutterActor::button-press-event
* @button_release_event: signal class closure for
* ClutterActor::button-release-event
* @scroll_event: signal class closure for ClutterActor::scroll-event
* @key_press_event: signal class closure for ClutterActor::key-press-event
* @key_release_event: signal class closure for
* ClutterActor::key-release-event
* @motion_event: signal class closure for ClutterActor::motion-event
* @enter_event: signal class closure for ClutterActor::enter-event
* @leave_event: signal class closure for ClutterActor::leave-event
* @captured_event: signal class closure for ClutterActor::captured-event
* @focus_in: signal class closure for ClutterActor::focus-in
* @focus_out: signal class closure for ClutterActor::focus-out
*
* Base class for actors.
*/
struct _ClutterActorClass
{
/*< private >*/
GInitiallyUnownedClass parent_class;
/*< public >*/
void (* show) (ClutterActor *actor);
void (* show_all) (ClutterActor *actor);
void (* hide) (ClutterActor *actor);
void (* hide_all) (ClutterActor *actor);
void (* realize) (ClutterActor *actor);
void (* unrealize) (ClutterActor *actor);
void (* paint) (ClutterActor *actor);
void (* request_coords) (ClutterActor *actor,
ClutterActorBox *box);
void (* query_coords) (ClutterActor *actor,
ClutterActorBox *box);
void (* parent_set) (ClutterActor *actor,
ClutterActor *old_parent);
void (* destroy) (ClutterActor *actor);
void (* pick) (ClutterActor *actor,
const ClutterColor *color);
/* event signals */
gboolean (* event) (ClutterActor *actor,
ClutterEvent *event);
gboolean (* button_press_event) (ClutterActor *actor,
ClutterButtonEvent *event);
gboolean (* button_release_event) (ClutterActor *actor,
ClutterButtonEvent *event);
gboolean (* scroll_event) (ClutterActor *actor,
ClutterScrollEvent *event);
gboolean (* key_press_event) (ClutterActor *actor,
ClutterKeyEvent *event);
gboolean (* key_release_event) (ClutterActor *actor,
ClutterKeyEvent *event);
gboolean (* motion_event) (ClutterActor *actor,
ClutterMotionEvent *event);
gboolean (* enter_event) (ClutterActor *actor,
ClutterCrossingEvent *event);
gboolean (* leave_event) (ClutterActor *actor,
ClutterCrossingEvent *event);
gboolean (* captured_event) (ClutterActor *actor,
ClutterEvent *event);
void (* focus_in) (ClutterActor *actor);
void (* focus_out) (ClutterActor *actor);
/*< private >*/
/* padding for future expansion */
gpointer _padding_dummy[32];
};
GType clutter_actor_get_type (void) G_GNUC_CONST;
void clutter_actor_show (ClutterActor *self);
void clutter_actor_show_all (ClutterActor *self);
void clutter_actor_hide (ClutterActor *self);
void clutter_actor_hide_all (ClutterActor *self);
void clutter_actor_realize (ClutterActor *self);
void clutter_actor_unrealize (ClutterActor *self);
void clutter_actor_paint (ClutterActor *self);
void clutter_actor_pick (ClutterActor *self,
const ClutterColor *color);
void clutter_actor_queue_redraw (ClutterActor *self);
void clutter_actor_destroy (ClutterActor *self);
void clutter_actor_request_coords (ClutterActor *self,
ClutterActorBox *box);
void clutter_actor_query_coords (ClutterActor *self,
ClutterActorBox *box);
void clutter_actor_set_geometry (ClutterActor *self,
const ClutterGeometry *geometry);
void clutter_actor_get_geometry (ClutterActor *self,
ClutterGeometry *geometry);
void clutter_actor_get_coords (ClutterActor *self,
gint *x_1,
gint *y_1,
gint *x_2,
gint *y_2);
void clutter_actor_set_size (ClutterActor *self,
gint width,
gint height);
void clutter_actor_set_sizeu (ClutterActor *self,
ClutterUnit width,
ClutterUnit height);
void clutter_actor_get_size (ClutterActor *self,
guint *width,
guint *height);
void clutter_actor_get_sizeu (ClutterActor *self,
ClutterUnit *width,
ClutterUnit *height);
void clutter_actor_get_abs_size (ClutterActor *self,
guint *width,
guint *height);
void clutter_actor_set_position (ClutterActor *self,
gint x,
gint y);
void clutter_actor_set_positionu (ClutterActor *self,
ClutterUnit x,
ClutterUnit y);
void clutter_actor_get_position (ClutterActor *self,
gint *x,
gint *y);
void clutter_actor_get_positionu (ClutterActor *self,
ClutterUnit *x,
ClutterUnit *y);
void clutter_actor_get_abs_position (ClutterActor *self,
gint *x,
gint *y);
guint clutter_actor_get_width (ClutterActor *self);
ClutterUnit clutter_actor_get_widthu (ClutterActor *self);
guint clutter_actor_get_height (ClutterActor *self);
ClutterUnit clutter_actor_get_heightu (ClutterActor *self);
void clutter_actor_set_width (ClutterActor *self,
guint width);
void clutter_actor_set_widthu (ClutterActor *self,
ClutterUnit width);
void clutter_actor_set_height (ClutterActor *self,
guint height);
void clutter_actor_set_heightu (ClutterActor *self,
ClutterUnit height);
gint clutter_actor_get_x (ClutterActor *self);
ClutterUnit clutter_actor_get_xu (ClutterActor *self);
gint clutter_actor_get_y (ClutterActor *self);
ClutterUnit clutter_actor_get_yu (ClutterActor *self);
void clutter_actor_set_x (ClutterActor *self,
gint x);
void clutter_actor_set_xu (ClutterActor *self,
ClutterUnit x);
void clutter_actor_set_y (ClutterActor *self,
gint y);
void clutter_actor_set_yu (ClutterActor *self,
ClutterUnit y);
void clutter_actor_set_rotation (ClutterActor *self,
ClutterRotateAxis axis,
gdouble angle,
gint x,
gint y,
gint z);
void clutter_actor_set_rotationx (ClutterActor *self,
ClutterRotateAxis axis,
ClutterFixed angle,
gint x,
gint y,
gint z);
void clutter_actor_set_rotationu (ClutterActor *self,
ClutterRotateAxis axis,
gdouble angle,
ClutterUnit x,
ClutterUnit y,
ClutterUnit z);
gdouble clutter_actor_get_rotation (ClutterActor *self,
ClutterRotateAxis axis,
gint *x,
gint *y,
gint *z);
ClutterFixed clutter_actor_get_rotationx (ClutterActor *self,
ClutterRotateAxis axis,
gint *x,
gint *y,
gint *z);
gdouble clutter_actor_get_rotationu (ClutterActor *self,
ClutterRotateAxis axis,
ClutterUnit *x,
ClutterUnit *y,
ClutterUnit *z);
void clutter_actor_set_opacity (ClutterActor *self,
guint8 opacity);
guint8 clutter_actor_get_opacity (ClutterActor *self);
guint8 clutter_actor_get_abs_opacity (ClutterActor *self);
void clutter_actor_set_name (ClutterActor *self,
const gchar *name);
G_CONST_RETURN gchar *clutter_actor_get_name (ClutterActor *self);
guint32 clutter_actor_get_gid (ClutterActor *self);
void clutter_actor_set_clip (ClutterActor *self,
gint xoff,
gint yoff,
gint width,
gint height);
void clutter_actor_set_clipu (ClutterActor *self,
ClutterUnit xoff,
ClutterUnit yoff,
ClutterUnit width,
ClutterUnit height);
void clutter_actor_remove_clip (ClutterActor *self);
gboolean clutter_actor_has_clip (ClutterActor *self);
void clutter_actor_get_clip (ClutterActor *self,
gint *xoff,
gint *yoff,
gint *width,
gint *height);
void clutter_actor_get_clipu (ClutterActor *self,
ClutterUnit *xoff,
ClutterUnit *yoff,
ClutterUnit *width,
ClutterUnit *height);
void clutter_actor_set_parent (ClutterActor *self,
ClutterActor *parent);
ClutterActor * clutter_actor_get_parent (ClutterActor *self);
void clutter_actor_reparent (ClutterActor *self,
ClutterActor *new_parent);
void clutter_actor_unparent (ClutterActor *self);
void clutter_actor_raise (ClutterActor *self,
ClutterActor *below);
void clutter_actor_lower (ClutterActor *self,
ClutterActor *above);
void clutter_actor_raise_top (ClutterActor *self);
void clutter_actor_lower_bottom (ClutterActor *self);
void clutter_actor_set_depth (ClutterActor *self,
gint depth);
gint clutter_actor_get_depth (ClutterActor *self);
void clutter_actor_set_depthu (ClutterActor *self,
ClutterUnit depth);
ClutterUnit clutter_actor_get_depthu (ClutterActor *self);
void clutter_actor_set_reactive (ClutterActor *actor,
gboolean reactive);
gboolean clutter_actor_get_reactive (ClutterActor *actor);
void clutter_actor_set_scalex (ClutterActor *self,
ClutterFixed scale_x,
ClutterFixed scale_y);
void clutter_actor_set_scale (ClutterActor *self,
gdouble scale_x,
gdouble scale_y);
void clutter_actor_get_scalex (ClutterActor *self,
ClutterFixed *scale_x,
ClutterFixed *scale_y);
void clutter_actor_get_scale (ClutterActor *self,
gdouble *scale_x,
gdouble *scale_y);
void clutter_actor_move_by (ClutterActor *self,
gint dx,
gint dy);
void clutter_actor_move_byu (ClutterActor *self,
ClutterUnit dx,
ClutterUnit dy);
void clutter_actor_get_vertices (ClutterActor *self,
ClutterVertex verts[4]);
void clutter_actor_get_relative_vertices (ClutterActor *self,
ClutterActor *ancestor,
ClutterVertex verts[4]);
void clutter_actor_apply_transform_to_point (ClutterActor *self,
ClutterVertex *point,
ClutterVertex *vertex);
void clutter_actor_apply_relative_transform_to_point (ClutterActor *self,
ClutterActor *ancestor,
ClutterVertex *point,
ClutterVertex *vertex);
gboolean clutter_actor_event (ClutterActor *actor,
ClutterEvent *event,
gboolean capture);
ClutterActor * clutter_get_actor_by_gid (guint32 id);
gboolean clutter_actor_should_pick_paint (ClutterActor *self);
gboolean clutter_actor_set_shader (ClutterActor *self,
ClutterShader *shader);
ClutterShader * clutter_actor_get_shader (ClutterActor *self);
void clutter_actor_set_shader_param (ClutterActor *self,
const gchar *param,
gfloat value);
void clutter_actor_set_anchor_point (ClutterActor *self,
gint anchor_x,
gint anchor_y);
void clutter_actor_move_anchor_point (ClutterActor *self,
gint anchor_x,
gint anchor_y);
void clutter_actor_get_anchor_point (ClutterActor *self,
gint *anchor_x,
gint *anchor_y);
void clutter_actor_set_anchor_pointu (ClutterActor *self,
ClutterUnit anchor_x,
ClutterUnit anchor_y);
void clutter_actor_move_anchor_pointu (ClutterActor *self,
ClutterUnit anchor_x,
ClutterUnit anchor_y);
void clutter_actor_get_anchor_pointu (ClutterActor *self,
ClutterUnit *anchor_x,
ClutterUnit *anchor_y);
void clutter_actor_set_anchor_point_from_gravity (ClutterActor *self,
ClutterGravity gravity);
void clutter_actor_move_anchor_point_from_gravity (ClutterActor *self,
ClutterGravity gravity);
gboolean clutter_actor_transform_stage_point (ClutterActor *self,
ClutterUnit x,
ClutterUnit y,
ClutterUnit *x_out,
ClutterUnit *y_out);
gboolean clutter_actor_is_rotated (ClutterActor *self);
gboolean clutter_actor_is_scaled (ClutterActor *self);
void clutter_actor_box_get_from_vertices (ClutterVertex vtx[4],
ClutterActorBox *box);
ClutterActor* clutter_actor_get_stage (ClutterActor *actor);
G_END_DECLS
#endif /* _HAVE_CLUTTER_ACTOR_H */