cairo/boilerplate/cairo-boilerplate.h

/*
 * Copyright © 2004,2006 Red Hat, Inc.
 *
 * Permission to use, copy, modify, distribute, and sell this software
 * and its documentation for any purpose is hereby granted without
 * fee, provided that the above copyright notice appear in all copies
 * and that both that copyright notice and this permission notice
 * appear in supporting documentation, and that the name of
 * Red Hat, Inc. not be used in advertising or publicity pertaining to
 * distribution of the software without specific, written prior
 * permission. Red Hat, Inc. makes no representations about the
 * suitability of this software for any purpose.  It is provided "as
 * is" without express or implied warranty.
 *
 * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 * Author: Carl D. Worth <cworth@cworth.org>
 */

#ifndef _CAIRO_BOILERPLATE_H_
#define _CAIRO_BOILERPLATE_H_

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <cairo.h>
#include <string.h>

#include "xmalloc.h"

#ifndef CAIRO_BOILERPLATE_LOG
#define CAIRO_BOILERPLATE_LOG(...) fprintf(stderr, __VA_ARGS__)
#endif

/* A fake format we use for the flattened ARGB output of the PS and
 * PDF surfaces. */
#define CAIRO_TEST_CONTENT_COLOR_ALPHA_FLATTENED ((unsigned int) -1)

const char *
_cairo_test_content_name (cairo_content_t content);

#ifndef FALSE
#define FALSE 0
#endif

#ifndef TRUE
#define TRUE 1
#endif

typedef cairo_surface_t *
(*cairo_test_create_target_surface_t) (const char	 *name,
				       cairo_content_t	  content,
				       int		  width,
				       int		  height,
				       void		**closure);

typedef cairo_status_t
(*cairo_test_write_to_png_t) (cairo_surface_t *surface, const char *filename);

typedef void
(*cairo_test_cleanup_target_t) (void *closure);

typedef struct _cairo_test_target
{
    const char		       	       *name;
    cairo_surface_type_t		expected_type;
    cairo_content_t			content;
    int					error_tolerance;
    cairo_test_create_target_surface_t	create_target_surface;
    cairo_test_write_to_png_t		write_to_png;
    cairo_test_cleanup_target_t		cleanup_target;
    void			       *closure;
} cairo_test_target_t;

extern cairo_test_target_t targets[];

#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
#define CAIRO_PRINTF_FORMAT(fmt_index, va_index) \
	__attribute__((__format__(__printf__, fmt_index, va_index)))
#else
#define CAIRO_PRINTF_FORMAT(fmt_index, va_index)
#endif

void
xasprintf (char **strp, const char *fmt, ...) CAIRO_PRINTF_FORMAT(2, 3);

#endif