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eel-art-extensions.h
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eel-art-extensions.h
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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* eel-art-extensions.h - interface of libart extension functions.
Copyright (C) 2000 Eazel, Inc.
The Mate Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Mate 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Mate Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
Boston, MA 02110-1301, USA.
Authors: Darin Adler <darin@eazel.com>
Ramiro Estrugo <ramiro@eazel.com>
*/
#ifndef EEL_ART_EXTENSIONS_H
#define EEL_ART_EXTENSIONS_H
#include <glib.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct
{
double x, y;
} EelDPoint;
typedef struct
{
int x;
int y;
} EelIPoint;
typedef struct
{
double x0, y0, x1, y1;
} EelDRect;
typedef struct
{
/*< public >*/
int x0, y0, x1, y1;
} EelIRect;
typedef struct
{
int width;
int height;
} EelDimensions;
extern const EelDRect eel_drect_empty;
extern const EelIRect eel_irect_empty;
extern const EelIPoint eel_ipoint_max;
extern const EelIPoint eel_ipoint_min;
extern const EelIPoint eel_ipoint_zero;
extern const EelDimensions eel_dimensions_empty;
void eel_irect_copy (EelIRect *dest,
const EelIRect *src);
void eel_irect_union (EelIRect *dest,
const EelIRect *src1,
const EelIRect *src2);
void eel_irect_intersect (EelIRect *dest,
const EelIRect *src1,
const EelIRect *src2);
gboolean eel_irect_equal (EelIRect rectangle_a,
EelIRect rectangle_b);
gboolean eel_irect_hits_irect (EelIRect rectangle_a,
EelIRect rectangle_b);
EelIRect eel_irect_offset_by (EelIRect rectangle,
int x,
int y);
EelIRect eel_irect_scale_by (EelIRect rectangle,
double scale);
gboolean eel_irect_is_empty (const EelIRect *rectangle);
gboolean eel_irect_contains_point (EelIRect outer_rectangle,
int x,
int y);
EelIRect eel_irect_assign (int x,
int y,
int width,
int height);
EelIRect eel_irect_assign_dimensions (int x,
int y,
EelDimensions dimensions);
int eel_irect_get_width (EelIRect rectangle);
int eel_irect_get_height (EelIRect rectangle);
EelIRect eel_irect_align (EelIRect container,
int aligned_width,
int aligned_height,
float x_alignment,
float y_alignment);
void eel_drect_union (EelDRect *dest,
const EelDRect *src1,
const EelDRect *src2);
/* EelDimensions functions. */
gboolean eel_dimensions_are_empty (EelDimensions dimensions);
#ifdef __cplusplus
}
#endif
#endif /* EEL_ART_EXTENSIONS_H */