/* -*- 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 <test/bootstrapfixture.hxx>
#include <unotest/macros_test.hxx>
#include <test/xmltesttools.hxx>

#include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
#include <com/sun/star/drawing/XDrawPage.hpp>
#include <com/sun/star/frame/Desktop.hpp>

#include <drawinglayer/tools/primitive2dxmldump.hxx>
#include <rtl/ustring.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <svx/sdr/contact/viewcontact.hxx>
#include <svx/sdr/contact/viewobjectcontact.hxx>
#include <svx/svdpage.hxx>
#include <svx/unopage.hxx>
#include <vcl/virdev.hxx>
#include <sdr/contact/objectcontactofobjlistpainter.hxx>

using namespace ::com::sun::star;

namespace
{
/// Tests for svx/source/table/ code.
class Test : public test::BootstrapFixture, public unotest::MacrosTest, public XmlTestTools
{
protected:
    uno::Reference<lang::XComponent> mxComponent;

public:
    virtual void setUp() override
    {
        test::BootstrapFixture::setUp();
        mxDesktop.set(frame::Desktop::create(m_xContext));
    }

    virtual void tearDown() override
    {
        if (mxComponent.is())
        {
            mxComponent->dispose();
        }
        test::BootstrapFixture::tearDown();
    }
    uno::Reference<lang::XComponent>& getComponent() { return mxComponent; }

    drawinglayer::primitive2d::Primitive2DContainer
    renderPageToPrimitives(const uno::Reference<drawing::XDrawPage>& xDrawPage);
};

drawinglayer::primitive2d::Primitive2DContainer
Test::renderPageToPrimitives(const uno::Reference<drawing::XDrawPage>& xDrawPage)
{
    auto pDrawPage = dynamic_cast<SvxDrawPage*>(xDrawPage.get());
    CPPUNIT_ASSERT(pDrawPage);
    SdrPage* pSdrPage = pDrawPage->GetSdrPage();
    ScopedVclPtrInstance<VirtualDevice> aVirtualDevice;
    sdr::contact::ObjectContactOfObjListPainter aObjectContact(*aVirtualDevice,
                                                               { pSdrPage->GetObj(0) }, nullptr);
    const sdr::contact::ViewObjectContact& rDrawPageVOContact
        = pSdrPage->GetViewContact().GetViewObjectContact(aObjectContact);
    sdr::contact::DisplayInfo aDisplayInfo;
    drawinglayer::primitive2d::Primitive2DContainer aContainer;
    rDrawPageVOContact.getPrimitive2DSequenceHierarchy(aDisplayInfo, aContainer);
    return aContainer;
}

CPPUNIT_TEST_FIXTURE(Test, testTableShadowBlur)
{
    // Given a document containing a table with a blurry shadow:
    test::Directories aDirectories;
    OUString aURL = aDirectories.getURLFromSrc(u"svx/qa/unit/data/table-shadow-blur.pptx");
    getComponent() = loadFromDesktop(aURL);

    // When rendering the table shadow to primitives:
    uno::Reference<drawing::XDrawPagesSupplier> xDrawPagesSupplier(getComponent(), uno::UNO_QUERY);
    uno::Reference<drawing::XDrawPage> xDrawPage(xDrawPagesSupplier->getDrawPages()->getByIndex(0),
                                                 uno::UNO_QUERY);
    drawinglayer::primitive2d::Primitive2DContainer xPrimitiveSequence
        = renderPageToPrimitives(xDrawPage);

    // Then make sure that the cell fill part of the shadow is excluded from blurring:
    drawinglayer::Primitive2dXmlDump aDumper;
    xmlDocUniquePtr pDocument = aDumper.dumpAndParse(xPrimitiveSequence);
    // Without the accompanying fix in place, this test would have failed with:
    // - number of nodes is incorrect
    // - Expected: 1
    // - Actual  : 0
    // i.e. the shadow itself was not transparent and that resulted in a non-transparent rendering
    // as well, while the rendering transparency should be based on the transparency of the shadow
    // itself and the transparency of the cell fill.
    assertXPath(pDocument, "//objectinfo/unifiedtransparence[1]", "transparence", "80");
}
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */