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A SnapConstraint is a constraint that "snaps" the edges of two actors together.
91 lines
3.7 KiB
C
91 lines
3.7 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author:
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* Emmanuele Bassi <ebassi@linux.intel.com>
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*/
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#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
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#error "Only <clutter/clutter.h> can be included directly."
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#endif
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#ifndef __CLUTTER_SNAP_CONSTRAINT_H__
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#define __CLUTTER_SNAP_CONSTRAINT_H__
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#include <clutter/clutter-constraint.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_SNAP_CONSTRAINT (clutter_snap_constraint_get_type ())
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#define CLUTTER_SNAP_CONSTRAINT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_SNAP_CONSTRAINT, ClutterSnapConstraint))
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#define CLUTTER_IS_SNAP_CONSTRAINT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_SNAP_CONSTRAINT))
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/**
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* ClutterSnapConstraint:
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*
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* <structname>ClutterSnapConstraint</structname> is an opaque structure
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* whose members cannot be directly accesses
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*
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* Since: 1.6
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*/
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typedef struct _ClutterSnapConstraint ClutterSnapConstraint;
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/**
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* ClutterSnapEdge:
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* @CLUTTER_SNAP_EDGE_TOP: the top edge
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* @CLUTTER_SNAP_EDGE_RIGHT: the right edge
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* @CLUTTER_SNAP_EDGE_BOTTOM: the bottom edge
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* @CLUTTER_SNAP_EDGE_LEFT: the left edge
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*
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* The edge to snap
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*
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* Since: 1.6
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*/
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typedef enum {
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CLUTTER_SNAP_EDGE_TOP,
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CLUTTER_SNAP_EDGE_RIGHT,
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CLUTTER_SNAP_EDGE_BOTTOM,
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CLUTTER_SNAP_EDGE_LEFT
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} ClutterSnapEdge;
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GType clutter_snap_constraint_get_type (void) G_GNUC_CONST;
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ClutterConstraint * clutter_snap_constraint_new (ClutterActor *source,
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ClutterSnapEdge from_edge,
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ClutterSnapEdge to_edge,
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gfloat offset);
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void clutter_snap_constraint_set_source (ClutterSnapConstraint *constraint,
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ClutterActor *source);
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ClutterActor * clutter_snap_constraint_get_source (ClutterSnapConstraint *constraint);
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void clutter_snap_constraint_set_edges (ClutterSnapConstraint *constraint,
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ClutterSnapEdge from_edge,
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ClutterSnapEdge to_edge);
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void clutter_snap_constraint_get_edges (ClutterSnapConstraint *constraint,
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ClutterSnapEdge *from_edge,
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ClutterSnapEdge *to_edge);
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void clutter_snap_constraint_set_offset (ClutterSnapConstraint *constraint,
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gfloat offset);
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gfloat clutter_snap_constraint_get_offset (ClutterSnapConstraint *constraint);
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G_END_DECLS
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#endif /* __CLUTTER_SNAP_CONSTRAINT_H__ */
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