cairo/test/pdf-features.c

   1 /*
   2  * Copyright © 2006 Red Hat, Inc.
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software
   5  * and its documentation for any purpose is hereby granted without
   6  * fee, provided that the above copyright notice appear in all copies
   7  * and that both that copyright notice and this permission notice
   8  * appear in supporting documentation, and that the name of
   9  * Red Hat, Inc. not be used in advertising or publicity pertaining to
  10  * distribution of the software without specific, written prior
  11  * permission. Red Hat, Inc. makes no representations about the
  12  * suitability of this software for any purpose.  It is provided "as
  13  * is" without express or implied warranty.
  14  *
  15  * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
  16  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
  17  * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
  18  * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
  19  * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  20  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
  21  * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  22  *
  23  * Author: Carl D. Worth <cworth@cworth.org>
  24  */
  25
  26 #include <stdio.h>
  27 #include <cairo.h>
  28 #include <cairo-pdf.h>
  29
  30 #include "cairo-test.h"
  31
  32 /* This test exists to test the various features of cairo-pdf.h.
  33  *
  34  * Currently, this test exercises the following function calls:
  35  *
  36  *      cairo_pdf_surface_set_size
  37  */
  38
  39 #define INCHES_TO_POINTS(in) ((in) * 72.0)
  40 #define MM_TO_POINTS(mm) ((mm) / 25.4 * 72.0)
  41 #define TEXT_SIZE 12
  42
  43 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
  44
  45 struct {
  46     const char *page_size;
  47     const char *page_size_alias;
  48     const char *orientation;
  49     double width_in_points;
  50     double height_in_points;
  51 } pages[] = {
  52     {"na_letter_8.5x11in", "letter", "portrait",
  53      INCHES_TO_POINTS(8.5), INCHES_TO_POINTS(11)},
  54     {"na_letter_8.5x11in", "letter", "landscape",
  55      INCHES_TO_POINTS(11), INCHES_TO_POINTS(8.5)},
  56     {"iso_a4_210x297mm", "a4", "portrait",
  57      MM_TO_POINTS(210), MM_TO_POINTS(297)},
  58     {"iso_a4_210x297mm", "a4", "landscape",
  59      MM_TO_POINTS(297), MM_TO_POINTS(210)},
  60     {"iso_a5_148x210mm", "a5", "portrait",
  61      MM_TO_POINTS(148), MM_TO_POINTS(210)},
  62     {"iso_a5_148x210mm", "a5", "landscape",
  63      MM_TO_POINTS(210), MM_TO_POINTS(148)},
  64     {"iso_a6_105x148mm", "a6", "portrait",
  65      MM_TO_POINTS(105), MM_TO_POINTS(148)},
  66     {"iso_a6_105x148mm", "a6", "landscape",
  67      MM_TO_POINTS(148), MM_TO_POINTS(105)},
  68     {"iso_a7_74x105mm", "a7", "portrait",
  69      MM_TO_POINTS(74), MM_TO_POINTS(105)},
  70     {"iso_a7_74x105mm", "a7", "landscape",
  71      MM_TO_POINTS(105), MM_TO_POINTS(74)},
  72     {"iso_a8_52x74mm", "a8", "portrait",
  73      MM_TO_POINTS(52), MM_TO_POINTS(74)},
  74     {"iso_a8_52x74mm", "a8", "landscape",
  75      MM_TO_POINTS(74), MM_TO_POINTS(52)},
  76     {"iso_a9_37x52mm", "a9", "portrait",
  77      MM_TO_POINTS(37), MM_TO_POINTS(52)},
  78     {"iso_a9_37x52mm", "a9", "landscape",
  79      MM_TO_POINTS(52), MM_TO_POINTS(37)},
  80     {"iso_a10_26x37mm", "a10", "portrait",
  81      MM_TO_POINTS(26), MM_TO_POINTS(37)},
  82     {"iso_a10_26x37mm", "a10", "landscape",
  83      MM_TO_POINTS(37), MM_TO_POINTS(26)}
  84 };
  85
  86 int
  87 main (void)
  88 {
  89     cairo_test_context_t ctx;
  90     cairo_surface_t *surface;
  91     cairo_t *cr;
  92     cairo_status_t status;
  93     const char *filename;
  94     size_t i;
  95
  96     cairo_test_init (&ctx, "pdf-features");
  97     if (! cairo_test_is_target_enabled (&ctx, "pdf")) {
  98         cairo_test_fini (&ctx);
  99         return CAIRO_TEST_UNTESTED;
 100     }
 101
 102     filename = "pdf-features.pdf";
 103
 104     /* The initial size passed here is the default size that will be
 105      * inheritable by each page. That is, any page for which this
 106      * initial size applies will not have its own /MediaBox entry in
 107      * its dictionary. */
 108     surface = cairo_pdf_surface_create (filename,
 109                                         INCHES_TO_POINTS(8.5),
 110                                         INCHES_TO_POINTS(11));
 111
 112     cr = cairo_create (surface);
 113
 114     cairo_select_font_face (cr, "Bitstream Vera Sans",
 115                             CAIRO_FONT_SLANT_NORMAL,
 116                             CAIRO_FONT_WEIGHT_NORMAL);
 117     cairo_set_font_size (cr, TEXT_SIZE);
 118
 119     for (i=0; i < ARRAY_SIZE(pages); i++)
 120     {
 121         cairo_pdf_surface_set_size (surface,
 122                                    pages[i].width_in_points,
 123                                    pages[i].height_in_points);
 124
 125         cairo_move_to (cr, TEXT_SIZE, TEXT_SIZE);
 126         cairo_show_text (cr, pages[i].page_size);
 127         cairo_show_text (cr, " - ");
 128         cairo_show_text (cr, pages[i].orientation);
 129         cairo_show_page (cr);
 130     }
 131
 132     status = cairo_status (cr);
 133
 134     cairo_destroy (cr);
 135     cairo_surface_destroy (surface);
 136
 137     if (status) {
 138         cairo_test_log (&ctx, "Failed to create pdf surface for file %s: %s\n",
 139                         filename, cairo_status_to_string (status));
 140         return CAIRO_TEST_FAILURE;
 141     }
 142
 143     printf ("pdf-features: Please check %s to ensure it looks/prints correctly.\n", filename);
 144
 145     cairo_test_fini (&ctx);
 146
 147     return CAIRO_TEST_SUCCESS;
 148 }