+#include <cppunit/TestAssert.h>

+#include <cppunit/TestFixture.h>

+#include <cppunit/extensions/HelperMacros.h>

+#include <cppunit/plugin/TestPlugIn.h>

+

+#include <basegfx/polygon/b2dpolygontools.hxx>

+#include <basegfx/polygon/b2dpolypolygontools.hxx>

+

+namespace basegfx

+{

+

+class SvgPathImportExport : public CppUnit::TestFixture

+{

+private:

+ OUString aPath0;

+ OUString aPath1;

+ OUString aPath2;

+ OUString aPath3;

+

+public:

+ // initialise your test code values here.

+ void setUp() override

+ {

+ // simple rectangle

+ aPath0 = "M 10 10-10 10-10-10 10-10Z";

+

+ // simple bezier polygon

+ aPath1 = "m11430 0c-8890 3810 5715 6985 5715 6985 "

+ "0 0-17145-1905-17145-1905 0 0 22860-10160 "

+ "16510 6350-6350 16510-3810-11430-3810-11430z";

+

+ // '@' as a bezier polygon

+ aPath2 = "m1917 1114c-89-189-233-284-430-284-167 "

+ "0-306 91-419 273-113 182-170 370-170 564 "

+ "0 145 33 259 98 342 65 84 150 126 257 126 "

+ "77 0 154-19 231-57 77-38 147-97 210-176 63"

+ "-79 99-143 109-190 38-199 76-398 114-598z"

+ "m840 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 0-292 67-560 200-803 "

+ "133-243 321-433 562-569 241-136 514-204 821"

+ "-204 405 0 739 125 1003 374 264 250 396 550 "

+ "396 899 0 313-88 576-265 787-177 212-386 318"

+ "-627 318-191 0-308-94-352-281-133 187-315 281"

+ "-546 281-172 0-315-67-428-200-113-133-170-301"

+ "-170-505 0-277 90-527 271-751 181-223 394"

+ "-335 640-335 196 0 353 83 470 250 13-68 26"

+ "-136 41-204 96 0 192 0 288 0-74 376-148 752"

+ "-224 1128-21 101-31 183-31 245 0 39 9 70 26 "

+ "93 17 24 39 36 67 36 145 0 279-80 400-240 121"

+ "-160 182-365 182-615 0-288-107-533-322-734"

+ "-215-201-487-301-816-301-395 0-715 124-960 "

+ "373-245 249-368 569-368 958 0 385 119 685 "

+ "357 900 237 216 557 324 958 325 189-1 389-27 "

+ "600-77 211-52 378-110 503-174 27 70 54 140 81 210z";

+

+ // first part of 'Hello World' as a line polygon

+ aPath3 = "m1598 125h306v2334h-306v-1105h-1293v1105h-305v"

+ "-2334h305v973h1293zm2159 1015 78-44 85 235-91 "

+ "47-91 40-90 34-90 29-89 21-88 16-88 10-88 3-102"

+ "-4-97-12-91-19-85-26-40-16-39-18-38-20-36-22-34"

+ "-24-33-26-32-27-30-30-29-31-27-33-25-33-23-36-21"

+ "-36-19-38-18-40-16-40-26-86-18-91-11-97-4-103 3"

+ "-98 11-94 17-89 24-84 31-79 37-75 22-35 23-34 24"

+ "-33 27-32 28-30 29-28 31-27 31-24 33-22 34-21 35"

+ "-18 37-17 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 17 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 17 84 10 89 3 94v78h-1277l6 "

+ "75 10 70 14 66 19 62 23 57 13 26 14 26 15 25 17 "

+ "23 17 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 67 3 80-3 81"

+ "-9 79-14 80-21 78-26 79-32zm-1049-808-12 53h963l"

+ "-7-51-11-49-14-46-17-43-21-40-24-38-27-36-31-32"

+ "-33-29-35-25-37-22-38-17-40-14-41-9-42-6-44-2-48 "

+ "2-46 6-44 9-42 13-40 17-38 21-36 24-34 28-32 32"

+ "-29 34-26 38-23 41-20 44-17 47zm1648-1293h288v"

+ "2459h-288zm752-2459h288v2459h-288zm1286-1750 86-11 "

+ "91-4 91 4 85 12 42 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 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 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 14-39 13-39 10-42 9-85 12-91 4-91-4-86-12-41-9"

+ "-40-10-39-13-37-14-36-17-35-18-34-21-33-22-31-24-30"

+ "-26-29-28-28-30-26-32-25-32-23-35-21-35-38-74-30-80"

+ "-24-85-17-89-11-95-3-100 3-101 11-95 17-90 24-85 30"

+ "-79 38-75 21-35 23-35 25-32 26-32 28-30 29-28 30-26 "

+ "31-24 33-22 34-20 35-18 36-16 37-15 39-12 40-11z";

+ }

+

+ void testImportExport()

+ {

+ B2DPolyPolygon aPoly;

+ OUString aExport;

+

+ CPPUNIT_ASSERT_MESSAGE("importing simple rectangle from SVG-D",

+ utils::importFromSvgD( aPoly, aPath0, false, nullptr ));

+ aExport = utils::exportToSvgD( aPoly, true, true, false );

+ const char sExportString[] = "m10 10h-20v-20h20z";

+ CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting rectangle to SVG-D",

+ OUString(sExportString), aExport );

+ CPPUNIT_ASSERT_MESSAGE("importing simple rectangle from SVG-D (round-trip",

+ utils::importFromSvgD( aPoly, aExport, false, nullptr ));

+ aExport = utils::exportToSvgD( aPoly, true, true, false );

+ CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting rectangle to SVG-D (round-trip)",

+ OUString(sExportString), aExport);

+

+ CPPUNIT_ASSERT_MESSAGE("importing simple bezier polygon from SVG-D",

+ utils::importFromSvgD( aPoly, aPath1, false, nullptr ));

+ aExport = utils::exportToSvgD( aPoly, true, true, false );

+

+ // Adaptions for B2DPolygon bezier change (see #i77162#):

+

+ // The import/export of aPath1 does not reproduce aExport again. This is

+ // correct since aPath1 contains a segment with non-used control points

+ // which gets exported now correctly as 'l' and also a point (#4, index 3)

+ // with C2 continuity which produces a 's' statement now.

+

+ // The old SVGexport identified nun-used ControlVectors erraneously as bezier segments

+ // because the 2nd vector at the start point was used, even when added

+ // with start point was identical to end point. Exactly for that reason

+ // i reworked the B2DPolygon to use prev, next control points.

+

+ // so for correct unit test i add the new exported string here as sExportStringSimpleBezier

+ // and compare to it.

+ const char sExportStringSimpleBezier[] =

+ "m11430 0c-8890 3810 5715 6985 5715 6985"

+ "l-17145-1905c0 0 22860-10160 16510 6350"

+ "s-3810-11430-3810-11430z";

+ CPPUNIT_ASSERT_EQUAL_MESSAGE("exporting bezier polygon to SVG-D", OUString(sExportStringSimpleBezier), aExport);

+

+ // Adaptions for B2DPolygon bezier change (see #i77162#):

+