ac396f2f6b
Change-Id: I3a1179947704452e3ffec02be59d0f7bf0b75ab0 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/109017 Tested-by: Jenkins Reviewed-by: Caolán McNamara <caolanm@redhat.com>
241 lines
13 KiB
C++
241 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <cppunit/TestAssert.h>
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#include <cppunit/TestFixture.h>
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#include <cppunit/extensions/HelperMacros.h>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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#include <basegfx/polygon/b2dpolypolygon.hxx>
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#include <basegfx/polygon/b2dpolypolygontools.hxx>
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namespace basegfx
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{
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class SvgPathImportExport : public CppUnit::TestFixture
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{
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private:
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OUString aPath0;
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OUString aPath1;
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OUString aPath2;
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OUString aPath3;
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public:
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// initialise your test code values here.
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void setUp() override
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{
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// simple rectangle
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aPath0 = "M 10 10-10 10-10-10 10-10Z";
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// simple bezier polygon
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aPath1 = "m11430 0c-8890 3810 5715 6985 5715 6985 "
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"0 0-17145-1905-17145-1905 0 0 22860-10160 "
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"16510 6350-6350 16510-3810-11430-3810-11430z";
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// '@' as a bezier polygon
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aPath2 = "m1917 1114c-89-189-233-284-430-284-167 "
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"0-306 91-419 273-113 182-170 370-170 564 "
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"0 145 33 259 98 342 65 84 150 126 257 126 "
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"77 0 154-19 231-57 77-38 147-97 210-176 63"
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"-79 99-143 109-190 38-199 76-398 114-598z"
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"m840 1646c-133 73-312 139-537 197-225 57"
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"-440 86-644 87-483-1-866-132-1150-392-284"
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"-261-426-619-426-1076 0-292 67-560 200-803 "
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"133-243 321-433 562-569 241-136 514-204 821"
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"-204 405 0 739 125 1003 374 264 250 396 550 "
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"396 899 0 313-88 576-265 787-177 212-386 318"
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"-627 318-191 0-308-94-352-281-133 187-315 281"
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"-546 281-172 0-315-67-428-200-113-133-170-301"
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"-170-505 0-277 90-527 271-751 181-223 394"
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"-335 640-335 196 0 353 83 470 250 13-68 26"
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"-136 41-204 96 0 192 0 288 0-74 376-148 752"
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"-224 1128-21 101-31 183-31 245 0 39 9 70 26 "
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"93 17 24 39 36 67 36 145 0 279-80 400-240 121"
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"-160 182-365 182-615 0-288-107-533-322-734"
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"-215-201-487-301-816-301-395 0-715 124-960 "
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"373-245 249-368 569-368 958 0 385 119 685 "
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"357 900 237 216 557 324 958 325 189-1 389-27 "
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"600-77 211-52 378-110 503-174 27 70 54 140 81 210z";
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// first part of 'Hello World' as a line polygon
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aPath3 = "m1598 125h306v2334h-306v-1105h-1293v1105h-305v"
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"-2334h305v973h1293zm2159 1015 78-44 85 235-91 "
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"47-91 40-90 34-90 29-89 21-88 16-88 10-88 3-102"
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"-4-97-12-91-19-85-26-40-16-39-18-38-20-36-22-34"
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"-24-33-26-32-27-30-30-29-31-27-33-25-33-23-36-21"
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"-36-19-38-18-40-16-40-26-86-18-91-11-97-4-103 3"
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"-98 11-94 17-89 24-84 31-79 37-75 22-35 23-34 24"
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"-33 27-32 28-30 29-28 31-27 31-24 33-22 34-21 35"
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"-18 37-17 38-14 38-13 41-11 41-8 86-12 91-4 82 4 "
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"78 10 37 9 37 9 36 12 35 14 33 15 33 17 32 19 31 "
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"21 30 22 30 25 55 54 26 29 24 31 22 32 21 33 19 "
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"34 18 36 30 74 23 80 17 84 10 89 3 94v78h-1277l6 "
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"75 10 70 14 66 19 62 23 57 13 26 14 26 15 25 17 "
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"23 17 22 19 21 19 20 21 18 21 18 23 16 23 14 24 "
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"14 26 12 26 11 27 10 28 8 59 13 63 7 67 3 80-3 81"
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"-9 79-14 80-21 78-26 79-32zm-1049-808-12 53h963l"
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"-7-51-11-49-14-46-17-43-21-40-24-38-27-36-31-32"
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"-33-29-35-25-37-22-38-17-40-14-41-9-42-6-44-2-48 "
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"2-46 6-44 9-42 13-40 17-38 21-36 24-34 28-32 32"
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"-29 34-26 38-23 41-20 44-17 47zm1648-1293h288v"
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"2459h-288zm752-2459h288v2459h-288zm1286-1750 86-11 "
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"91-4 91 4 85 12 42 8 39 11 39 13 38 14 36 17 35 18 "
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"34 20 33 23 31 24 30 26 29 28 28 30 26 32 25 33 23 "
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"34 21 35 37 75 31 80 24 84 16 90 11 94 3 100-3 100"
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"-11 95-16 89-24 85-31 80-37 74-21 35-23 35-25 32-26 "
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"32-28 30-29 28-30 26-31 24-33 22-34 21-35 18-36 17"
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"-38 14-39 13-39 10-42 9-85 12-91 4-91-4-86-12-41-9"
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"-40-10-39-13-37-14-36-17-35-18-34-21-33-22-31-24-30"
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"-26-29-28-28-30-26-32-25-32-23-35-21-35-38-74-30-80"
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"-24-85-17-89-11-95-3-100 3-101 11-95 17-90 24-85 30"
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"-79 38-75 21-35 23-35 25-32 26-32 28-30 29-28 30-26 "
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"31-24 33-22 34-20 35-18 36-16 37-15 39-12 40-11z";
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}
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void testImportExport()
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{
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B2DPolyPolygon aPoly;
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OUString aExport;
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CPPUNIT_ASSERT_MESSAGE("importing simple rectangle from SVG-D",
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utils::importFromSvgD( aPoly, aPath0, false, nullptr ));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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static constexpr OUStringLiteral sExportString = u"m10 10h-20v-20h20z";
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting rectangle to SVG-D",
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OUString(sExportString), aExport );
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CPPUNIT_ASSERT_MESSAGE("importing simple rectangle from SVG-D (round-trip",
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utils::importFromSvgD( aPoly, aExport, false, nullptr ));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting rectangle to SVG-D (round-trip)",
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OUString(sExportString), aExport);
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CPPUNIT_ASSERT_MESSAGE("importing simple bezier polygon from SVG-D",
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utils::importFromSvgD( aPoly, aPath1, false, nullptr ));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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// Adaptations for B2DPolygon bezier change (see #i77162#):
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// The import/export of aPath1 does not reproduce aExport again. This is
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// correct since aPath1 contains a segment with non-used control points
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// which gets exported now correctly as 'l' and also a point (#4, index 3)
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// with C2 continuity which produces a 's' statement now.
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// The old SVGexport identified nun-used ControlVectors erroneously as Bezier segments
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// because the 2nd vector at the start point was used, even when added
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// with start point was identical to end point. Exactly for that reason
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// i reworked the B2DPolygon to use prev, next control points.
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// so for correct unit test i add the new exported string here as sExportStringSimpleBezier
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// and compare to it.
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static constexpr OUStringLiteral sExportStringSimpleBezier =
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u"m11430 0c-8890 3810 5715 6985 5715 6985"
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"l-17145-1905c0 0 22860-10160 16510 6350"
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"s-3810-11430-3810-11430z";
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting bezier polygon to SVG-D", OUString(sExportStringSimpleBezier), aExport);
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// Adaptations for B2DPolygon bezier change (see #i77162#):
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// a 2nd good test is that re-importing of aExport has to create the same
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// B2DPolPolygon again:
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B2DPolyPolygon aReImport;
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CPPUNIT_ASSERT_MESSAGE("importing simple bezier polygon from SVG-D", utils::importFromSvgD( aReImport, aExport, false, nullptr));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("re-imported polygon needs to be identical", aPoly, aReImport);
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CPPUNIT_ASSERT_MESSAGE("importing '@' from SVG-D", utils::importFromSvgD( aPoly, aPath2, false, nullptr));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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// Adaptations for B2DPolygon bezier change (see #i77162#):
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// same here, the corrected export with the corrected B2DPolygon is simply more efficient,
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// so i needed to change the compare string. Also adding the re-import comparison below.
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static constexpr OUStringLiteral sExportString1 =
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u"m1917 1114c-89-189-233-284-430-284-167 0-306 91-419 273s-170 370-17"
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"0 564c0 145 33 259 98 342 65 84 150 126 257 126q115.5 0 231-57s147-97 210-176 99-143 109-190c38-199 76-398 114"
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"-598zm840 1646c-133 73-312 139-537 197-225 57-440 86-644 87-483-1-866-132-1150-392-284-261-426-619-426-1076 0-"
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"292 67-560 200-803s321-433 562-569 514-204 821-204c405 0 739 125 1003 374 264 250 396 550 396 899 0 313-88 576"
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"-265 787q-265.5 318-627 318c-191 0-308-94-352-281-133 187-315 281-546 281-172 0-315-67-428-200s-170-301-170-50"
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"5c0-277 90-527 271-751 181-223 394-335 640-335 196 0 353 83 470 250 13-68 26-136 41-204q144 0 288 0c-74 376-14"
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"8 752-224 1128-21 101-31 183-31 245 0 39 9 70 26 93 17 24 39 36 67 36 145 0 279-80 400-240s182-365 182-615c0-2"
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"88-107-533-322-734s-487-301-816-301c-395 0-715 124-960 373s-368 569-368 958q0 577.5 357 900c237 216 557 324 95"
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"8 325 189-1 389-27 600-77 211-52 378-110 503-174q40.5 105 81 210z";
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CPPUNIT_ASSERT_MESSAGE("re-importing '@' from SVG-D", utils::importFromSvgD( aReImport, aExport, false, nullptr));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("re-imported '@' needs to be identical", aPoly, aReImport);
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting '@' to SVG-D", OUString(sExportString1), aExport);
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CPPUNIT_ASSERT_MESSAGE("importing '@' from SVG-D (round-trip",
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utils::importFromSvgD( aPoly, aExport, false, nullptr ));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting '@' to SVG-D (round-trip)",
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OUString(sExportString1), aExport);
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CPPUNIT_ASSERT_MESSAGE("importing complex polygon from SVG-D",
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utils::importFromSvgD( aPoly, aPath3, false, nullptr ));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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static constexpr OUStringLiteral sExportString2 =
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u"m1598 125h306v2334h-306v-1105h-1293v1105h-305v-2334h305v973h1293"
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"zm2159 1015 78-44 85 235-91 47-91 40-90 34-90 29-89 21-88 16-88 10-88 3-102-4-97"
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"-12-91-19-85-26-40-16-39-18-38-20-36-22-34-24-33-26-32-27-30-30-29-31-27-33-25-3"
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"3-23-36-21-36-19-38-18-40-16-40-26-86-18-91-11-97-4-103 3-98 11-94 17-89 24-84 3"
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"1-79 37-75 22-35 23-34 24-33 27-32 28-30 29-28 31-27 31-24 33-22 34-21 35-18 37-"
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"17 38-14 38-13 41-11 41-8 86-12 91-4 82 4 78 10 37 9 37 9 36 12 35 14 33 15 33 1"
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"7 32 19 31 21 30 22 30 25 55 54 26 29 24 31 22 32 21 33 19 34 18 36 30 74 23 80 "
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"17 84 10 89 3 94v78h-1277l6 75 10 70 14 66 19 62 23 57 13 26 14 26 15 25 17 23 1"
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"7 22 19 21 19 20 21 18 21 18 23 16 23 14 24 14 26 12 26 11 27 10 28 8 59 13 63 7"
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" 67 3 80-3 81-9 79-14 80-21 78-26 79-32zm-1049-808-12 53h963l-7-51-11-49-14-46-1"
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"7-43-21-40-24-38-27-36-31-32-33-29-35-25-37-22-38-17-40-14-41-9-42-6-44-2-48 2-4"
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"6 6-44 9-42 13-40 17-38 21-36 24-34 28-32 32-29 34-26 38-23 41-20 44-17 47zm1648"
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"-1293h288v2459h-288zm752-2459h288v2459h-288zm1286-1750 86-11 91-4 91 4 85 12 42 "
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"8 39 11 39 13 38 14 36 17 35 18 34 20 33 23 31 24 30 26 29 28 28 30 26 32 25 33 "
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"23 34 21 35 37 75 31 80 24 84 16 90 11 94 3 100-3 100-11 95-16 89-24 85-31 80-37"
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" 74-21 35-23 35-25 32-26 32-28 30-29 28-30 26-31 24-33 22-34 21-35 18-36 17-38 1"
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"4-39 13-39 10-42 9-85 12-91 4-91-4-86-12-41-9-40-10-39-13-37-14-36-17-35-18-34-2"
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"1-33-22-31-24-30-26-29-28-28-30-26-32-25-32-23-35-21-35-38-74-30-80-24-85-17-89-"
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"11-95-3-100 3-101 11-95 17-90 24-85 30-79 38-75 21-35 23-35 25-32 26-32 28-30 29"
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"-28 30-26 31-24 33-22 34-20 35-18 36-16 37-15 39-12 40-11z";
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting complex polygon to SVG-D",
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OUString(sExportString2), aExport);
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CPPUNIT_ASSERT_MESSAGE("importing complex polygon from SVG-D (round-trip",
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utils::importFromSvgD( aPoly, aExport, false, nullptr ));
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aExport = utils::exportToSvgD( aPoly, true, true, false );
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting complex polygon to SVG-D (round-trip)",
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OUString(sExportString2), aExport);
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const B2DPolygon aRect(
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utils::createPolygonFromRect( B2DRange(0.0,0.0,4000.0,4000.0) ));
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aExport = utils::exportToSvgD( B2DPolyPolygon(aRect), false, false, false );
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static constexpr OUStringLiteral sExportStringRect = u"M0 0H4000V4000H0Z";
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CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting to rectangle svg-d string",
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OUString(sExportStringRect), aExport);
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}
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// Change the following lines only, if you add, remove or rename
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// member functions of the current class,
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// because these macros are need by auto register mechanism.
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CPPUNIT_TEST_SUITE(SvgPathImportExport);
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CPPUNIT_TEST(testImportExport);
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CPPUNIT_TEST_SUITE_END();
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};
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CPPUNIT_TEST_SUITE_REGISTRATION(basegfx::SvgPathImportExport);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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