add cairo

1 files changed, 129 insertions, 0 deletions

diff --git a/libs/cairo-1.16.0/test/rel-path.c b/libs/cairo-1.16.0/test/rel-path.c
new file mode 100644
index 0000000..d1ef259
--- /dev/null
+++ b/libs/cairo-1.16.0/test/rel-path.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright © 2005 Keith Packard
+ *
+ * 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 Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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.
+ */
+
+#include "cairo-test.h"
+
+#define SIZE 10
+
+static cairo_status_t
+invalid_rel_move_to (cairo_surface_t *target)
+{
+    cairo_t *cr;
+    cairo_status_t status;
+
+    cr = cairo_create (target);
+    cairo_rel_move_to (cr, SIZE, SIZE/2);
+    status = cairo_status (cr);
+    cairo_destroy (cr);
+
+    return status;
+}
+
+static cairo_status_t
+invalid_rel_line_to (cairo_surface_t *target)
+{
+    cairo_t *cr;
+    cairo_status_t status;
+
+    cr = cairo_create (target);
+    cairo_rel_line_to (cr, -SIZE, SIZE/2);
+    status = cairo_status (cr);
+    cairo_destroy (cr);
+
+    return status;
+}
+
+static cairo_status_t
+invalid_rel_curve_to (cairo_surface_t *target)
+{
+    cairo_t *cr;
+    cairo_status_t status;
+
+    cr = cairo_create (target);
+    cairo_rel_curve_to (cr,
+			SIZE/2, -SIZE/2,
+			SIZE*2/3, -SIZE/3,
+			SIZE/2, -SIZE);
+    status = cairo_status (cr);
+    cairo_destroy (cr);
+
+    return status;
+}
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    const cairo_test_context_t *ctx = cairo_test_get_context (cr);
+    cairo_status_t status;
+    cairo_test_status_t result;
+
+    /* first test that a relative move without a current point fails... */
+    status = invalid_rel_move_to (cairo_get_target (cr));
+    if (status != CAIRO_STATUS_NO_CURRENT_POINT) {
+	result = cairo_test_status_from_status (ctx, status);
+	if (result == CAIRO_TEST_NO_MEMORY)
+	    return result;
+
+	cairo_test_log (ctx, "Error: invalid cairo_rel_move_to() did not raise NO_CURRENT_POINT\n");
+	return result;
+    }
+
+    status = invalid_rel_line_to (cairo_get_target (cr));
+    if (status != CAIRO_STATUS_NO_CURRENT_POINT) {
+	result = cairo_test_status_from_status (ctx, status);
+	if (result == CAIRO_TEST_NO_MEMORY)
+	    return result;
+
+	cairo_test_log (ctx, "Error: invalid cairo_rel_line_to() did not raise NO_CURRENT_POINT\n");
+	return result;
+    }
+
+    status = invalid_rel_curve_to (cairo_get_target (cr));
+    if (status != CAIRO_STATUS_NO_CURRENT_POINT) {
+	result = cairo_test_status_from_status (ctx, status);
+	if (result == CAIRO_TEST_NO_MEMORY)
+	    return result;
+
+	cairo_test_log (ctx, "Error: invalid cairo_rel_curve_to() did not raise NO_CURRENT_POINT\n");
+	return result;
+    }
+
+    cairo_set_source_rgb (cr, 1, 1, 1);
+    cairo_move_to (cr, 0, 0);
+    cairo_rel_move_to (cr, SIZE, SIZE/2);
+    cairo_rel_line_to (cr, -SIZE, SIZE/2);
+    cairo_rel_curve_to (cr,
+			SIZE/2, -SIZE/2,
+			SIZE*2/3, -SIZE/3,
+			SIZE/2, -SIZE);
+
+    cairo_stroke (cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (rel_path,
+	    "Tests calls to various relative path functions",
+	    "path", /* keywords */
+	    NULL, /* requirements */
+	    SIZE, SIZE,
+	    NULL, draw)