/* * Clutter. * * An OpenGL based 'interactive canvas' library. * * Authored By Matthew Allum * * 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 #include #include #include #include #include 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)) #define CLUTTER_ACTOR_SET_FLAGS(e,f) ((e)->flags |= (f)) #define CLUTTER_ACTOR_UNSET_FLAGS(e,f) ((e)->flags &= ~(f)) #define CLUTTER_ACTOR_IS_MAPPED(e) ((e)->flags & CLUTTER_ACTOR_MAPPED) #define CLUTTER_ACTOR_IS_REALIZED(e) ((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) (((e)->flags & CLUTTER_ACTOR_REACTIVE)) /* && CLUTTER_ACTOR_IS_VISIBLE(e)) */ 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); #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 * #ClutterUnits, 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 the ClutterActor::show signal * @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 the ClutterActor::hide signal * @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_show(). * @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 * @set_depth: virtual function, used when setting the depth * @get_depth: virtual function, used when getting the depth * @parent_set: signal class closure for the ClutterActor::parent-set * signal * @destroy: signal class closure for the ClutterActor::destroy signal * @pick: virtual functions, used to draw an outline of the actor * * 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 (* set_depth) (ClutterActor *actor, gint depth); gint (* get_depth) (ClutterActor *actor); 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); void (* enter) (ClutterActor *actor, ClutterCrossingEvent *event); void (* leave) (ClutterActor *actor, ClutterCrossingEvent *event); void (* captured) (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_position (ClutterActor *self, gint x, gint y); void clutter_actor_get_abs_position (ClutterActor *self, gint *x, gint *y); guint clutter_actor_get_width (ClutterActor *self); guint clutter_actor_get_height (ClutterActor *self); void clutter_actor_set_width (ClutterActor *self, guint width); void clutter_actor_set_height (ClutterActor *self, guint height); gint clutter_actor_get_x (ClutterActor *self); gint clutter_actor_get_y (ClutterActor *self); void clutter_actor_rotate_x (ClutterActor *self, gfloat angle, gint y, gint z); void clutter_actor_rotate_y (ClutterActor *self, gfloat angle, gint x, gint z); void clutter_actor_rotate_z (ClutterActor *self, gfloat angle, gint x, gint y); void clutter_actor_rotate_xx (ClutterActor *self, ClutterFixed angle, gint y, gint z); void clutter_actor_rotate_yx (ClutterActor *self, ClutterFixed angle, gint x, gint z); void clutter_actor_rotate_zx (ClutterActor *self, ClutterFixed angle, gint x, gint y); gdouble clutter_actor_get_rxang (ClutterActor *self); gdouble clutter_actor_get_ryang (ClutterActor *self); gdouble clutter_actor_get_rzang (ClutterActor *self); ClutterFixed clutter_actor_get_rxangx (ClutterActor *self); ClutterFixed clutter_actor_get_ryangx (ClutterActor *self); ClutterFixed clutter_actor_get_rzangx (ClutterActor *self); void clutter_actor_set_opacity (ClutterActor *self, guint8 opacity); guint8 clutter_actor_get_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_id (ClutterActor *self); void clutter_actor_set_clip (ClutterActor *self, gint xoff, gint yoff, gint width, gint height); void clutter_actor_remove_clip (ClutterActor *self); gboolean clutter_actor_has_clip (ClutterActor *self); 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_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_set_scale_with_gravityx (ClutterActor *self, ClutterFixed scale_x, ClutterFixed scale_y, ClutterGravity gravity); void clutter_actor_set_scale_with_gravity (ClutterActor *self, gfloat scale_x, gfloat scale_y, ClutterGravity gravity); void clutter_actor_get_abs_size (ClutterActor *self, guint *width, guint *height); void clutter_actor_get_size (ClutterActor *self, guint *width, guint *height); void clutter_actor_move_by (ClutterActor *self, gint dx, gint dy); void clutter_actor_get_vertices (ClutterActor *self, ClutterVertex verts[4]); void clutter_actor_apply_transform_to_point (ClutterActor *self, ClutterVertex *point, ClutterVertex *vertex); /* Per actor event handling - may change */ gboolean clutter_actor_event (ClutterActor *actor, ClutterEvent *event, gboolean capture); void clutter_actor_set_reactive (ClutterActor *actor); void clutter_actor_unset_reactive (ClutterActor *actor); gboolean clutter_actor_is_reactive (ClutterActor *actor); ClutterActor* clutter_get_actor_by_id (guint32 id); G_END_DECLS #endif /* _HAVE_CLUTTER_ACTOR_H */