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-rw-r--r--test/clear.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/test/clear.c b/test/clear.c
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+++ b/test/clear.c
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+/*
+ * Copyright © 2009 Chris Wilson
+ *
+ * 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
+ * Chris Wilson not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Chris Wilson makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL CHRIS WILSON 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: Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#include "cairo-test.h"
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ cairo_text_extents_t extents;
+
+ cairo_set_source_rgb (cr, 0, 0, 1);
+ cairo_paint (cr);
+
+ cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
+
+ cairo_translate (cr, 2, 2);
+ cairo_save (cr);
+ cairo_rectangle (cr, 0, 0, 20, 20);
+ cairo_clip (cr);
+ cairo_rectangle (cr, 5, 5, 10, 10);
+ cairo_fill (cr);
+ cairo_restore (cr);
+
+ cairo_translate (cr, 20, 0);
+ cairo_save (cr);
+ cairo_rectangle (cr, 0, 0, 20, 20);
+ cairo_clip (cr);
+ cairo_arc (cr, 10, 10, 8, 0, 2*M_PI);
+ cairo_fill (cr);
+ cairo_restore (cr);
+
+ cairo_translate (cr, 0, 20);
+ cairo_save (cr);
+ cairo_rectangle (cr, 0, 0, 20, 20);
+ cairo_clip (cr);
+ cairo_text_extents (cr, "Cairo", &extents);
+ cairo_move_to (cr,
+ 10 - (extents.width/2. + extents.x_bearing),
+ 10 - (extents.height/2. + extents.y_bearing));
+ cairo_text_path (cr, "Cairo");
+ cairo_fill (cr);
+ cairo_restore (cr);
+
+ cairo_translate (cr, -20, 0);
+ cairo_save (cr);
+ cairo_rectangle (cr, 0, 0, 20, 20);
+ cairo_clip (cr);
+ cairo_move_to (cr, 10, 2);
+ cairo_line_to (cr, 18, 18);
+ cairo_line_to (cr, 2, 18);
+ cairo_close_path (cr);
+ cairo_fill (cr);
+ cairo_restore (cr);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (clear,
+ "Test masked clears",
+ "paint, clear", /* keywords */
+ NULL, /* requirements */
+ 44, 44,
+ NULL, draw)
+