Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 103 insertions, 0 deletions

diff --git a/basegfx/test/B2DPolyPolygonCutterTest.cxx b/basegfx/test/B2DPolyPolygonCutterTest.cxx
new file mode 100644
index 000000000..b111bf469
--- /dev/null
+++ b/basegfx/test/B2DPolyPolygonCutterTest.cxx
@@ -0,0 +1,103 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <basegfx/polygon/b2dpolypolygoncutter.hxx>
+
+namespace basegfx
+{
+class b2dpolypolygoncutter : public CppUnit::TestFixture
+{
+public:
+    void testMergeToSinglePolyPolygon()
+    {
+        { // Adjacent polygons merged to one, closed manually.
+            B2DPolygon poly1{ { 0, 0 }, { 1, 0 }, { 1, 1 }, { 0, 1 }, { 0, 0 } };
+            B2DPolygon poly2{ { 0, 1 }, { 1, 1 }, { 1, 2 }, { 0, 2 }, { 0, 1 } };
+            B2DPolyPolygon expected(
+                B2DPolygon{ { 1, 0 }, { 1, 1 }, { 1, 2 }, { 0, 2 }, { 0, 1 }, { 0, 0 } });
+            expected.setClosed(true);
+            B2DPolyPolygon result
+                = utils::mergeToSinglePolyPolygon({ B2DPolyPolygon(poly1), B2DPolyPolygon(poly2) });
+            CPPUNIT_ASSERT_EQUAL(expected, result);
+        }
+
+        { // Adjacent polygons merged to one, closed using setClosed().
+            B2DPolygon poly1{ { 0, 0 }, { 1, 0 }, { 1, 1 }, { 0, 1 } };
+            B2DPolygon poly2{ { 0, 1 }, { 1, 1 }, { 1, 2 }, { 0, 2 } };
+            poly1.setClosed(true);
+            poly2.setClosed(true);
+            B2DPolyPolygon expected(
+                B2DPolygon{ { 0, 0 }, { 1, 0 }, { 1, 1 }, { 1, 2 }, { 0, 2 }, { 0, 1 } });
+            expected.setClosed(true);
+            B2DPolyPolygon result
+                = utils::mergeToSinglePolyPolygon({ B2DPolyPolygon(poly1), B2DPolyPolygon(poly2) });
+            CPPUNIT_ASSERT_EQUAL(expected, result);
+        }
+
+        { // Non-adjacent polygons, no merge.
+            B2DPolygon poly1{ { 0, 0 }, { 1, 0 }, { 1, 1 }, { 0, 1 } };
+            B2DPolygon poly2{ { 0, 2 }, { 1, 3 }, { 1, 3 }, { 0, 3 } };
+            poly1.setClosed(true);
+            poly2.setClosed(true);
+            B2DPolyPolygon expected;
+            expected.append(poly1);
+            expected.append(poly2);
+            B2DPolyPolygon result
+                = utils::mergeToSinglePolyPolygon({ B2DPolyPolygon(poly1), B2DPolyPolygon(poly2) });
+            CPPUNIT_ASSERT_EQUAL(expected, result);
+        }
+
+        { // Horizontal and vertical rectangle that together form a cross.
+            B2DPolygon poly1{ { 1, 0 }, { 2, 0 }, { 2, 3 }, { 1, 3 } };
+            B2DPolygon poly2{ { 0, 1 }, { 3, 1 }, { 3, 2 }, { 0, 2 } };
+            poly1.setClosed(true);
+            poly2.setClosed(true);
+            B2DPolyPolygon expected(B2DPolygon{ { 1, 0 },
+                                                { 2, 0 },
+                                                { 2, 1 },
+                                                { 3, 1 },
+                                                { 3, 2 },
+                                                { 2, 2 },
+                                                { 2, 3 },
+                                                { 1, 3 },
+                                                { 1, 2 },
+                                                { 0, 2 },
+                                                { 0, 1 },
+                                                { 1, 1 } });
+            expected.setClosed(true);
+            B2DPolyPolygon result
+                = utils::mergeToSinglePolyPolygon({ B2DPolyPolygon(poly1), B2DPolyPolygon(poly2) });
+            CPPUNIT_ASSERT_EQUAL(expected, result);
+        }
+    }
+
+    CPPUNIT_TEST_SUITE(b2dpolypolygoncutter);
+    CPPUNIT_TEST(testMergeToSinglePolyPolygon);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+} // namespace basegfx
+
+CPPUNIT_TEST_SUITE_REGISTRATION(basegfx::b2dpolypolygoncutter);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */