/* dzl-cairo.h
*
* Copyright (C) 2014 Christian Hergert <christian@hergert.me>
*
* This file 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 file 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 General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DZL_CAIRO_H
#define DZL_CAIRO_H
#include <gtk/gtk.h>
#include "dzl-version-macros.h"
G_BEGIN_DECLS
DZL_AVAILABLE_IN_ALL
cairo_region_t *dzl_cairo_region_create_from_clip_extents (cairo_t *cr);
DZL_AVAILABLE_IN_ALL
void dzl_cairo_rounded_rectangle (cairo_t *cr,
const GdkRectangle *rect,
gint x_radius,
gint y_radius);
static inline gboolean
dzl_cairo_rectangle_x2 (const cairo_rectangle_int_t *rect)
{
return rect->x + rect->width;
}
static inline gboolean
dzl_cairo_rectangle_y2 (const cairo_rectangle_int_t *rect)
{
return rect->y + rect->height;
}
static inline gboolean
dzl_cairo_rectangle_center (const cairo_rectangle_int_t *rect)
{
return rect->x + (rect->width/2);
}
static inline gboolean
dzl_cairo_rectangle_middle (const cairo_rectangle_int_t *rect)
{
return rect->y + (rect->height/2);
}
static inline cairo_bool_t
dzl_cairo_rectangle_contains_rectangle (const cairo_rectangle_int_t *a,
const cairo_rectangle_int_t *b)
{
return (a->x <= b->x &&
a->x + (int) a->width >= b->x + (int) b->width &&
a->y <= b->y &&
a->y + (int) a->height >= b->y + (int) b->height);
}
G_END_DECLS
#endif /* DZL_CAIRO_H */