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+/*
+ * Copyright © 2005 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>
+ */
+
+#include "cairo-test.h"
+
+#include <stdio.h>
+
+#include <cairo.h>
+
+#if CAIRO_HAS_PS_SURFACE
+#include <cairo-ps.h>
+#endif
+
+#if CAIRO_HAS_PDF_SURFACE
+#include <cairo-pdf.h>
+#endif
+
+/* The PostScript and PDF backends are now integrated into the main
+ * test suite, so we are getting good verification of most things
+ * there.
+ *
+ * One thing that isn't supported there yet is multi-page output. So,
+ * for now we have this one-off test. There's no automatic
+ * verififcation here yet, but you can manually view the output to
+ * make sure it looks happy.
+ */
+
+#define WIDTH_IN_INCHES 3
+#define HEIGHT_IN_INCHES 3
+#define WIDTH_IN_POINTS (WIDTH_IN_INCHES * 72.0)
+#define HEIGHT_IN_POINTS (HEIGHT_IN_INCHES * 72.0)
+#define BASENAME "multi-page.out"
+
+static void
+draw_smiley (cairo_t *cr, double width, double height, double smile_ratio)
+{
+#define STROKE_WIDTH .04
+ double size;
+
+ double theta = M_PI / 4 * smile_ratio;
+ double dx = sqrt (0.005) * cos (theta);
+ double dy = sqrt (0.005) * sin (theta);
+
+ cairo_save (cr);
+
+ if (width > height)
+ size = height;
+ else
+ size = width;
+
+ cairo_translate (cr, (width - size) / 2.0, (height - size) / 2.0);
+ cairo_scale (cr, size, size);
+
+ /* Fill face */
+ cairo_arc (cr, 0.5, 0.5, 0.5 - STROKE_WIDTH, 0, 2 * M_PI);
+ cairo_set_source_rgb (cr, 1, 1, 0);
+ cairo_fill_preserve (cr);
+
+ cairo_set_source_rgb (cr, 0, 0, 0);
+
+ /* Stroke face */
+ cairo_set_line_width (cr, STROKE_WIDTH / 2.0);
+ cairo_stroke (cr);
+
+ /* Eyes */
+ cairo_set_line_width (cr, STROKE_WIDTH);
+ cairo_arc (cr, 0.3, 0.4, STROKE_WIDTH, 0, 2 * M_PI);
+ cairo_fill (cr);
+ cairo_arc (cr, 0.7, 0.4, STROKE_WIDTH, 0, 2 * M_PI);
+ cairo_fill (cr);
+
+ /* Mouth */
+ cairo_move_to (cr,
+ 0.35 - dx, 0.75 - dy);
+ cairo_curve_to (cr,
+ 0.35 + dx, 0.75 + dy,
+ 0.65 - dx, 0.75 + dy,
+ 0.65 + dx, 0.75 - dy);
+ cairo_stroke (cr);
+
+ cairo_restore (cr);
+}
+
+static void
+draw_some_pages (cairo_surface_t *surface)
+{
+ cairo_t *cr;
+ int i;
+
+ cr = cairo_create (surface);
+
+#define NUM_FRAMES 5
+ for (i=0; i < NUM_FRAMES; i++) {
+ draw_smiley (cr, WIDTH_IN_POINTS, HEIGHT_IN_POINTS,
+ (double) i / (NUM_FRAMES - 1));
+
+ /* Duplicate the last frame onto another page. (This is just a
+ * way to sneak cairo_copy_page into the test).
+ */
+ if (i == (NUM_FRAMES - 1))
+ cairo_copy_page (cr);
+
+ cairo_show_page (cr);
+ }
+
+ cairo_destroy (cr);
+}
+
+static cairo_test_status_t
+preamble (cairo_test_context_t *ctx)
+{
+ cairo_surface_t *surface;
+ cairo_status_t status;
+ char *filename;
+ cairo_test_status_t result = CAIRO_TEST_UNTESTED;
+ const char *path = cairo_test_mkdir (CAIRO_TEST_OUTPUT_DIR) ? CAIRO_TEST_OUTPUT_DIR : ".";
+
+#if CAIRO_HAS_PS_SURFACE
+ if (cairo_test_is_target_enabled (ctx, "ps2") ||
+ cairo_test_is_target_enabled (ctx, "ps3"))
+ {
+ if (result == CAIRO_TEST_UNTESTED)
+ result = CAIRO_TEST_SUCCESS;
+
+ xasprintf (&filename, "%s/%s", path, BASENAME ".ps");
+ surface = cairo_ps_surface_create (filename,
+ WIDTH_IN_POINTS, HEIGHT_IN_POINTS);
+ status = cairo_surface_status (surface);
+ if (status) {
+ cairo_test_log (ctx, "Failed to create ps surface for file %s: %s\n",
+ filename, cairo_status_to_string (status));
+ result = CAIRO_TEST_FAILURE;
+ }
+
+ draw_some_pages (surface);
+
+ cairo_surface_destroy (surface);
+
+ printf ("multi-page: Please check %s to ensure it looks happy.\n", filename);
+ free (filename);
+ }
+#endif
+
+#if CAIRO_HAS_PDF_SURFACE
+ if (cairo_test_is_target_enabled (ctx, "pdf")) {
+ if (result == CAIRO_TEST_UNTESTED)
+ result = CAIRO_TEST_SUCCESS;
+
+ xasprintf (&filename, "%s/%s", path, BASENAME ".pdf");
+ surface = cairo_pdf_surface_create (filename,
+ WIDTH_IN_POINTS, HEIGHT_IN_POINTS);
+ status = cairo_surface_status (surface);
+ if (status) {
+ cairo_test_log (ctx, "Failed to create pdf surface for file %s: %s\n",
+ filename, cairo_status_to_string (status));
+ result = CAIRO_TEST_FAILURE;
+ }
+
+ draw_some_pages (surface);
+
+ cairo_surface_destroy (surface);
+
+ printf ("multi-page: Please check %s to ensure it looks happy.\n", filename);
+ free (filename);
+ }
+#endif
+
+ return result;
+}
+
+CAIRO_TEST (multi_page,
+ "Check the paginated surfaces handle multiple pages.",
+ "paginated", /* keywords */
+ "target=vector", /* requirements */
+ 0, 0,
+ preamble, NULL)