/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include using namespace ::com::sun::star; namespace { /// Covers tests for multi-color gradient (MCGR) feature, available since LO 7.6.0. class TestMCGR : public UnoApiXmlTest { public: TestMCGR() : UnoApiXmlTest(u"/oox/qa/unit/data/"_ustr) { } }; CPPUNIT_TEST_FIXTURE(TestMCGR, testFontworkColorGradient) { // Given a document with three-color gradient on a Fontwork. loadFromFile(u"MCGR_FontworkColorGradient.fodp"); // Save it to PPTX save(u"Impress Office Open XML"_ustr); // And make sure a multi-color gradient fill is exported. xmlDocUniquePtr pXmlDoc = parseExport(u"ppt/slides/slide1.xml"_ustr); // linear gradient with 30deg angle assertXPath(pXmlDoc, "//a:r/a:rPr/a:gradFill/a:lin", "ang", u"3600000"); // three color stops, no transparency static constexpr OString sPath = "//a:r/a:rPr/a:gradFill/a:gsLst/"_ostr; assertXPath(pXmlDoc, sPath + "a:gs", 3); assertXPath(pXmlDoc, sPath + "a:gs[1]", "pos", u"0"); assertXPath(pXmlDoc, sPath + "a:gs[1]/a:srgbClr", "val", u"ff1493"); assertXPath(pXmlDoc, sPath + "a:gs[2]", "pos", u"30000"); assertXPath(pXmlDoc, sPath + "a:gs[2]/a:srgbClr", "val", u"ffff00"); assertXPath(pXmlDoc, sPath + "a:gs[3]", "pos", u"100000"); assertXPath(pXmlDoc, sPath + "a:gs[3]/a:srgbClr", "val", u"00ffff"); } CPPUNIT_TEST_FIXTURE(TestMCGR, testFontworkColorGradientWord) { // Fontwork is handled different in Word than in PowerPoint documents. So we need a separate // test for a text document. // Given a document with three-color gradient on a Fontwork. loadFromFile(u"MCGR_FontworkColorGradient.fodt"); // Save it to DOCX save(u"Office Open XML Text"_ustr); // And make sure a multi-color gradient fill is exported. xmlDocUniquePtr pXmlDoc = parseExport(u"word/document.xml"_ustr); // linear gradient with 30deg angle assertXPath(pXmlDoc, "//w14:lin", "ang", u"3600000"); // three color stops, no transparency static constexpr OString sPath = "//w14:gradFill/w14:gsLst/"_ostr; assertXPath(pXmlDoc, sPath + "w14:gs", 3); assertXPath(pXmlDoc, sPath + "w14:gs[1]", "pos", u"0"); assertXPath(pXmlDoc, sPath + "w14:gs[1]/w14:srgbClr", "val", u"ff1493"); assertXPath(pXmlDoc, sPath + "w14:gs[2]", "pos", u"30000"); assertXPath(pXmlDoc, sPath + "w14:gs[2]/w14:srgbClr", "val", u"ffff00"); assertXPath(pXmlDoc, sPath + "w14:gs[3]", "pos", u"100000"); assertXPath(pXmlDoc, sPath + "w14:gs[3]/w14:srgbClr", "val", u"00ffff"); } CPPUNIT_TEST_FIXTURE(TestMCGR, testTdf155825_SourcOffsetRangeDifferent) { // Color gradient has offset range [0,0.8] and transparency gradient has offset range [0,1]. loadFromFile(u"tdf155825_MCGR_SourceOffsetRangeDifferent.fodp"); // Save it to PPTX // Without fix, a debug-build would have crashed in oox/source/export/drawingml.cxx from // assert(false && "oox::WriteGradientFill: non-synchronized gradients (!)"); save(u"Impress Office Open XML"_ustr); } CPPUNIT_TEST_FIXTURE(TestMCGR, testStepCount) { // Given a document with two-color gradient with StepCount 4. loadFromFile(u"tdf155852_MCGR_StepCount4.fodp"); // Save it to PPTX save(u"Impress Office Open XML"_ustr); xmlDocUniquePtr pXmlDoc = parseExport(u"ppt/slides/slide1.xml"_ustr); // Without the fix the colors in the sections were wrong. And when opening a file with StepCount // and saving it immediately to pptx, a continuous gradient might be produced. static constexpr OString sPath = "//a:gradFill/a:gsLst/"_ostr; // The default way of load and save would have produced 2 stops, but we need start stop, end stop // and 3*2 inner stops. assertXPath(pXmlDoc, sPath + "a:gs", 8); // A sharp color changes needs a pair of two stops with same offset. assertXPath(pXmlDoc, sPath + "a:gs[@pos='25000']", 2); assertXPath(pXmlDoc, sPath + "a:gs[@pos='50000']", 2); assertXPath(pXmlDoc, sPath + "a:gs[@pos='75000']", 2); // Without fix the color was 808080. assertXPath(pXmlDoc, sPath + "a:gs[@pos='75000'][1]/a:srgbClr", "val", u"55aaaa"); // Without fix the color was 40bfbf, producing a gradient in the last segment. assertXPath(pXmlDoc, sPath + "a:gs[@pos='75000'][2]/a:srgbClr", "val", u"00ffff"); } CPPUNIT_TEST_FIXTURE(TestMCGR, testAxialColorLinearTrans) { // Given a document with a shape with axial color gradient from inside red to outside cyan and // two-stop linear transparency gradient from start 80% to end 0%. loadFromFile(u"tdf155827_MCGR_AxialColorLinearTrans.fodp"); // Save it to PPTX save(u"Impress Office Open XML"_ustr); // OOXML has transparency together with color. Transparency is stored as opacity. // Expected: pos 0 #00ffff 20000, pos 50000 #ff0000 60000, pos 100000 #00ffff 100000. // Because of conversion through gray color the opacity values are not exact. If rounding // method will be changed, the test needs to be adjusted. xmlDocUniquePtr pXmlDoc = parseExport(u"ppt/slides/slide1.xml"_ustr); static constexpr OString sPath = "//a:gradFill/a:gsLst/"_ostr; assertXPath(pXmlDoc, sPath + "a:gs", 3); assertXPath(pXmlDoc, sPath + "a:gs[1]", "pos", u"0"); assertXPath(pXmlDoc, sPath + "a:gs[1]/a:srgbClr", "val", u"00ffff"); assertXPath(pXmlDoc, sPath + "a:gs[1]/a:srgbClr/a:alpha", "val", u"20000"); assertXPath(pXmlDoc, sPath + "a:gs[2]", "pos", u"50000"); assertXPath(pXmlDoc, sPath + "a:gs[2]/a:srgbClr", "val", u"ff0000"); assertXPath(pXmlDoc, sPath + "a:gs[2]/a:srgbClr/a:alpha", "val", u"60396"); assertXPath(pXmlDoc, sPath + "a:gs[3]", "pos", u"100000"); assertXPath(pXmlDoc, sPath + "a:gs[3]/a:srgbClr", "val", u"00ffff"); // no element for default val="100000" assertXPath(pXmlDoc, sPath + "a:gs[3]/a:srgbClr/a:alpha", 0); } } CPPUNIT_PLUGIN_IMPLEMENT(); /* vim:set shiftwidth=4 softtabstop=4 expandtab: */