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/* gtkconstrainttypesprivate.h: Private types for the constraint solver
* Copyright 2019 GNOME Foundation
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* 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 2.1 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, see <http://www.gnu.org/licenses/>.
*
* Author: Emmanuele Bassi
*/
#pragma once
#include <gtk/gtktypes.h>
#include <gtk/gtkenums.h>
G_BEGIN_DECLS
typedef struct _GtkConstraintVariable GtkConstraintVariable;
typedef struct _GtkConstraintExpression GtkConstraintExpression;
typedef struct _GtkConstraintExpressionBuilder GtkConstraintExpressionBuilder;
/*< private >
* GtkConstraintRef:
*
* A reference to a constraint stored inside the solver; while `GtkConstraint`
* represent the public API, a `GtkConstraintRef` represents data stored inside
* the solver. A `GtkConstraintRef` is completely opaque, and should only be
* used to remove a constraint from the solver.
*/
typedef struct _GtkConstraintRef GtkConstraintRef;
/*< private >
* GtkConstraintSolver:
*
* A simplex solver using the Cassowary constraint solving algorithm.
*/
typedef struct _GtkConstraintSolver GtkConstraintSolver;
G_END_DECLS
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