#ifndef SEEN_SP_GRADIENT_TEST_H #define SEEN_SP_GRADIENT_TEST_H #include "document-using-test.h" #include "sp-gradient.h" #include "svg/svg.h" #include "xml/repr.h" class SPGradientTest : public DocumentUsingTest { public: SPDocument* _doc; SPGradientTest() : _doc(0) { } virtual ~SPGradientTest() { if ( _doc ) { sp_document_unref( _doc ); } } static void createSuiteSubclass( SPGradientTest *& dst ) { SPGradient *gr = static_cast<SPGradient *>(g_object_new(SP_TYPE_GRADIENT, NULL)); if ( gr ) { UTEST_ASSERT(gr->gradientTransform.test_identity()); UTEST_ASSERT(gr->gradientTransform == NR::identity()); g_object_unref(gr); dst = new SPGradientTest(); } } static SPGradientTest *createSuite() { return Inkscape::createSuiteAndDocument<SPGradientTest>( createSuiteSubclass ); } static void destroySuite( SPGradientTest *suite ) { delete suite; } // ------------------------------------------------------------------------- // ------------------------------------------------------------------------- void testSetGradientTransform() { SPGradient *gr = static_cast<SPGradient *>(g_object_new(SP_TYPE_GRADIENT, NULL)); SP_OBJECT(gr)->document = _doc; sp_object_set(SP_OBJECT(gr), SP_ATTR_GRADIENTTRANSFORM, "translate(5, 8)"); TS_ASSERT_EQUALS( gr->gradientTransform, NR::Matrix(NR::translate(5, 8)) ); sp_object_set(SP_OBJECT(gr), SP_ATTR_GRADIENTTRANSFORM, ""); TS_ASSERT_EQUALS( gr->gradientTransform, NR::identity() ); sp_object_set(SP_OBJECT(gr), SP_ATTR_GRADIENTTRANSFORM, "rotate(90)"); TS_ASSERT_EQUALS( gr->gradientTransform, NR::Matrix(rotate_degrees(90)) ); g_object_unref(gr); } void testWrite() { SPGradient *gr = static_cast<SPGradient *>(g_object_new(SP_TYPE_GRADIENT, NULL)); SP_OBJECT(gr)->document = _doc; sp_object_set(SP_OBJECT(gr), SP_ATTR_GRADIENTTRANSFORM, "matrix(0, 1, -1, 0, 0, 0)"); Inkscape::XML::Document *xml_doc = sp_document_repr_doc(_doc); Inkscape::XML::Node *repr = xml_doc->createElement("svg:radialGradient"); SP_OBJECT(gr)->updateRepr(repr, SP_OBJECT_WRITE_ALL); { gchar const *tr = repr->attribute("gradientTransform"); NR::Matrix svd; bool const valid = sp_svg_transform_read(tr, &svd); TS_ASSERT( valid ); TS_ASSERT_EQUALS( svd, NR::Matrix(rotate_degrees(90)) ); } g_object_unref(gr); } void testGetG2dGetGs2dSetGs2d() { SPGradient *gr = static_cast<SPGradient *>(g_object_new(SP_TYPE_GRADIENT, NULL)); SP_OBJECT(gr)->document = _doc; NR::Matrix const grXform(2, 1, 1, 3, 4, 6); gr->gradientTransform = grXform; NR::Rect const unit_rect(NR::Point(0, 0), NR::Point(1, 1)); { NR::Matrix const g2d(sp_gradient_get_g2d_matrix(gr, NR::identity(), unit_rect)); NR::Matrix const gs2d(sp_gradient_get_gs2d_matrix(gr, NR::identity(), unit_rect)); TS_ASSERT_EQUALS( g2d, NR::identity() ); TS_ASSERT( NR::matrix_equalp(gs2d, gr->gradientTransform * g2d, 1e-12) ); sp_gradient_set_gs2d_matrix(gr, NR::identity(), unit_rect, gs2d); TS_ASSERT( NR::matrix_equalp(gr->gradientTransform, grXform, 1e-12) ); } gr->gradientTransform = grXform; NR::Matrix const funny(2, 3, 4, 5, 6, 7); { NR::Matrix const g2d(sp_gradient_get_g2d_matrix(gr, funny, unit_rect)); NR::Matrix const gs2d(sp_gradient_get_gs2d_matrix(gr, funny, unit_rect)); TS_ASSERT_EQUALS( g2d, funny ); TS_ASSERT( NR::matrix_equalp(gs2d, gr->gradientTransform * g2d, 1e-12) ); sp_gradient_set_gs2d_matrix(gr, funny, unit_rect, gs2d); TS_ASSERT( NR::matrix_equalp(gr->gradientTransform, grXform, 1e-12) ); } gr->gradientTransform = grXform; NR::Rect const larger_rect(NR::Point(5, 6), NR::Point(8, 10)); { NR::Matrix const g2d(sp_gradient_get_g2d_matrix(gr, funny, larger_rect)); NR::Matrix const gs2d(sp_gradient_get_gs2d_matrix(gr, funny, larger_rect)); TS_ASSERT_EQUALS( g2d, NR::Matrix(3, 0, 0, 4, 5, 6) * funny ); TS_ASSERT( NR::matrix_equalp(gs2d, gr->gradientTransform * g2d, 1e-12) ); sp_gradient_set_gs2d_matrix(gr, funny, larger_rect, gs2d); TS_ASSERT( NR::matrix_equalp(gr->gradientTransform, grXform, 1e-12) ); sp_object_set(SP_OBJECT(gr), SP_ATTR_GRADIENTUNITS, "userSpaceOnUse"); NR::Matrix const user_g2d(sp_gradient_get_g2d_matrix(gr, funny, larger_rect)); NR::Matrix const user_gs2d(sp_gradient_get_gs2d_matrix(gr, funny, larger_rect)); TS_ASSERT_EQUALS( user_g2d, funny ); TS_ASSERT( NR::matrix_equalp(user_gs2d, gr->gradientTransform * user_g2d, 1e-12) ); } g_object_unref(gr); } }; #endif // SEEN_SP_GRADIENT_TEST_H /* Local Variables: mode:c++ c-file-style:"stroustrup" c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) indent-tabs-mode:nil fill-column:99 End: */ // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :