1 #include "Test.h" 2 #include "SkPathMeasure.h" 3 4 static void TestPathMeasure(skiatest::Reporter* reporter) { 5 SkPath path; 6 7 path.moveTo(0, 0); 8 path.lineTo(SK_Scalar1, 0); 9 path.lineTo(SK_Scalar1, SK_Scalar1); 10 path.lineTo(0, SK_Scalar1); 11 12 SkPathMeasure meas(path, true); 13 SkScalar length = meas.getLength(); 14 SkASSERT(length == SK_Scalar1*4); 15 16 path.reset(); 17 path.moveTo(0, 0); 18 path.lineTo(SK_Scalar1*3, SK_Scalar1*4); 19 meas.setPath(&path, false); 20 length = meas.getLength(); 21 REPORTER_ASSERT(reporter, length == SK_Scalar1*5); 22 23 path.reset(); 24 path.addCircle(0, 0, SK_Scalar1); 25 meas.setPath(&path, true); 26 length = meas.getLength(); 27 // SkDebugf("circle arc-length = %g\n", length); 28 29 for (int i = 0; i < 8; i++) { 30 SkScalar d = length * i / 8; 31 SkPoint p; 32 SkVector v; 33 meas.getPosTan(d, &p, &v); 34 #if 0 35 SkDebugf("circle arc-length=%g, pos[%g %g] tan[%g %g]\n", 36 d, p.fX, p.fY, v.fX, v.fY); 37 #endif 38 } 39 } 40 41 #include "TestClassDef.h" 42 DEFINE_TESTCLASS("PathMeasure", PathMeasureTestClass, TestPathMeasure) 43
