xref: /aoo41x/main/basegfx/test/clipstate.cxx (revision cdf0e10c)
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27 
28 
29 // MARKER(update_precomp.py): autogen include statement, do not remove
30 #include "precompiled_basegfx.hxx"
31 // autogenerated file with codegen.pl
32 
33 #include "preextstl.h"
34 #include "cppunit/TestAssert.h"
35 #include "cppunit/TestFixture.h"
36 #include "cppunit/extensions/HelperMacros.h"
37 #include "postextstl.h"
38 
39 #include <basegfx/tools/b2dclipstate.hxx>
40 #include <basegfx/range/b2dpolyrange.hxx>
41 #include <basegfx/polygon/b2dpolygon.hxx>
42 #include <basegfx/polygon/b2dpolygontools.hxx>
43 #include <basegfx/polygon/b2dpolypolygontools.hxx>
44 #include <basegfx/polygon/b2dpolypolygon.hxx>
45 #include <basegfx/numeric/ftools.hxx>
46 
47 #include <boost/bind.hpp>
48 
49 using namespace ::basegfx;
50 
51 
52 namespace basegfx2d
53 {
54 
55 class clipstate : public CppUnit::TestFixture
56 {
57 private:
58     tools::B2DClipState aUnion1;
59     tools::B2DClipState aUnion2;
60     tools::B2DClipState aIntersect;
61     tools::B2DClipState aXor;
62     tools::B2DClipState aSubtract;
63 
64 public:
65     void setUp()
66     {
67         B2DRange aCenter(100, 100, -100, -100);
68         B2DRange aNorth(-10, -110, 10, -90);
69         B2DRange aWest(-110, -10, -90, 10);
70         B2DRange aSouth(-10, 110, 10, 90);
71         B2DRange aEast(110, -10, 90, 10);
72 
73         aUnion1.unionRange(aCenter);
74         aUnion1.unionRange(aNorth);
75         aUnion1.unionRange(aWest);
76         aUnion1.unionRange(aSouth);
77         aUnion1.unionRange(aEast);
78 
79         aUnion2.makeNull();
80         aUnion2.unionRange(aCenter);
81         aUnion2.unionRange(aNorth);
82         aUnion2.unionRange(aWest);
83         aUnion2.unionRange(aSouth);
84         aUnion2.unionRange(aEast);
85 
86         aIntersect.intersectRange(aCenter);
87         aIntersect.intersectRange(aNorth);
88         aIntersect.intersectRange(aWest);
89         aIntersect.intersectRange(aSouth);
90         aIntersect.intersectRange(aEast);
91 
92         aXor.makeNull();
93         aXor.xorRange(aCenter);
94         aXor.xorRange(aNorth);
95         aXor.xorRange(aWest);
96         aXor.xorRange(aSouth);
97         aXor.xorRange(aEast);
98 
99         aSubtract.intersectRange(aCenter);
100         aSubtract.subtractRange(aNorth);
101         aSubtract.subtractRange(aWest);
102         aSubtract.subtractRange(aSouth);
103         aSubtract.subtractRange(aEast);
104     }
105 
106     void tearDown()
107     {}
108 
109     void verifyPoly(const char* sName, const char* sSvg, const tools::B2DClipState& toTest)
110     {
111 #if defined(VERBOSE)
112         fprintf(stderr, "%s - svg:d=\"%s\"\n",
113                 sName, rtl::OUStringToOString(
114                     basegfx::tools::exportToSvgD(toTest.getClipPoly()),
115                     RTL_TEXTENCODING_UTF8).getStr() );
116 #endif
117 
118         B2DPolyPolygon aTmp1;
119         CPPUNIT_ASSERT_MESSAGE(sName,
120                                tools::importFromSvgD(
121                                    aTmp1,
122                                    rtl::OUString::createFromAscii(sSvg)));
123 
124         const rtl::OUString aSvg=
125             tools::exportToSvgD(toTest.getClipPoly());
126         B2DPolyPolygon aTmp2;
127         CPPUNIT_ASSERT_MESSAGE(sName,
128                                tools::importFromSvgD(
129                                    aTmp2,
130                                    aSvg));
131 
132         CPPUNIT_ASSERT_MESSAGE(
133             sName,
134             aTmp2 == aTmp1);
135     }
136 
137     void verifySimpleRange()
138     {
139         const char* unionSvg="m100 10v90h-90v10h-20v-10h-90v-90h-10v-20h10v-90h90v-10h20v10h90v90h10v20z";
140         const char* intersectSvg="m-100 10v-20h10v20zm80 90v-10h20v10zm-20-190v-10h20v10zm80 100v-20h10v20z";
141         const char* xorSvg="m-100 10h10v-20h-10zm90 110h20v-10h-20zm0-180h20v-10h-20zm100 110h10v-20h-10zm10 20v90h-90v10h-20v-10h-90v-90h-10v-20h10v-90h90v-10h20v10h90v90h10v20z";
142         const char* subtractSvg="m-90 10v-20h-10v-90h90v10h20v-10h90v90h-10v20h10v90h-90v-10h-20v10h-90v-90z";
143 
144         CPPUNIT_ASSERT_MESSAGE("cleared clip stays empty under union operation",
145                                aUnion1.isCleared());
146         verifyPoly("union", unionSvg, aUnion2);
147         verifyPoly("intersect", intersectSvg, aIntersect);
148         verifyPoly("xor", xorSvg, aXor);
149         verifyPoly("subtract", subtractSvg, aSubtract);
150     }
151 
152     void verifyMixedClips()
153     {
154         tools::B2DClipState aMixedClip;
155 
156         const char* unionSvg="m100 10v90h-90v10h-20v-10h-90v-90h-10v-20h10v-90h90v-10h20v10h90v90h10v20z";
157 
158         B2DPolyPolygon aTmp1;
159         tools::importFromSvgD(
160             aTmp1,
161             rtl::OUString::createFromAscii(unionSvg));
162 
163         aMixedClip.intersectPolyPolygon(aTmp1);
164         aMixedClip.subtractRange(B2DRange(-20,-150,20,0));
165         aMixedClip.subtractRange(B2DRange(-150,-20,0,20));
166         aMixedClip.xorRange(B2DRange(-150,-150,150,150));
167 
168         const char* mixedClipSvg="m0 0v20h-100v80h90v10h20v-10h90v-90h10v-20h-10v-90h-80v100zm-40-20v-80h-80v80zm-50 170v-300h300v300z";
169         verifyPoly("mixed clip", mixedClipSvg, aMixedClip);
170     }
171 
172     CPPUNIT_TEST_SUITE(clipstate);
173     CPPUNIT_TEST(verifySimpleRange);
174     CPPUNIT_TEST(verifyMixedClips);
175     CPPUNIT_TEST_SUITE_END();
176 };
177 
178 // -----------------------------------------------------------------------------
179 CPPUNIT_TEST_SUITE_REGISTRATION(basegfx2d::clipstate);
180 } // namespace basegfx2d
181