Learning_GTK4_tree/gsk/gsktransformprivate.h

61 lines
2.1 KiB
C

/*
* Copyright © 2019 Benjamin Otte
*
* 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/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
#pragma once
#include "gsktransform.h"
#include <gtk/css/gtkcss.h>
#include "gtk/css/gtkcssparserprivate.h"
G_BEGIN_DECLS
typedef struct _GskTransformClass GskTransformClass;
struct _GskTransform
{
const GskTransformClass *transform_class;
GskTransformCategory category;
GskTransform *next;
};
gboolean gsk_transform_parser_parse (GtkCssParser *parser,
GskTransform **out_transform);
void gsk_matrix_transform_point (const graphene_matrix_t *m,
const graphene_point_t *p,
graphene_point_t *res);
void gsk_matrix_transform_point3d (const graphene_matrix_t *m,
const graphene_point3d_t *p,
graphene_point3d_t *res);
void gsk_matrix_transform_bounds (const graphene_matrix_t *m,
const graphene_rect_t *r,
graphene_rect_t *res);
void gsk_matrix_transform_rect (const graphene_matrix_t *m,
const graphene_rect_t *r,
graphene_quad_t *res);
#define gsk_transform_get_category(t) ((t) ? (t)->category : GSK_TRANSFORM_CATEGORY_IDENTITY)
G_END_DECLS