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libreoffice/vcl/qa/cppunit/textlayout.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

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/* -*- 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 <config_features.h>
#include <config_fonts.h>
#include <test/bootstrapfixture.hxx>
#include <comphelper/processfactory.hxx>
#include <vcl/unohelp.hxx>
#include <vcl/virdev.hxx>
#include <textlayout.hxx>
class VclTextLayoutTest : public test::BootstrapFixture
{
public:
VclTextLayoutTest()
: BootstrapFixture(true, false)
{
}
};
#if HAVE_MORE_FONTS
CPPUNIT_TEST_FIXTURE(VclTextLayoutTest, testBreakLines_invalid_softbreak)
{
ScopedVclPtr<VirtualDevice> device = VclPtr<VirtualDevice>::Create(DeviceFormat::WITHOUT_ALPHA);
device->SetOutputSizePixel(Size(1000, 1000));
device->SetFont(vcl::Font(u"DejaVu Sans"_ustr, u"Book"_ustr, Size(0, 11)));
vcl::DefaultTextLayout aTextLayout(*device);
const OUString sTestStr = u"textline_ text_"_ustr;
const auto nTextWidth = device->GetTextWidth(u"text"_ustr);
css::uno::Reference<css::linguistic2::XHyphenator> xHyph;
css::uno::Reference<css::i18n::XBreakIterator> xBI = vcl::unohelper::CreateBreakIterator();
// softbreak cannot be greater than the string length
const auto nTextLen = 13;
auto[nBreakPos, nLineWidth]
= aTextLayout.BreakLine(nTextWidth, sTestStr, xHyph, xBI, false, nTextWidth, nTextLen, 15);
const sal_Int32 nExpectedBreakPos = 13;
CPPUNIT_ASSERT_EQUAL(nExpectedBreakPos, nBreakPos);
}
CPPUNIT_TEST_FIXTURE(VclTextLayoutTest, testBreakLines_hyphens)
{
ScopedVclPtr<VirtualDevice> device = VclPtr<VirtualDevice>::Create(DeviceFormat::WITHOUT_ALPHA);
device->SetOutputSizePixel(Size(1000, 1000));
device->SetFont(vcl::Font(u"DejaVu Sans"_ustr, u"Book"_ustr, Size(0, 11)));
vcl::DefaultTextLayout aTextLayout(*device);
const OUString sTestStr = u"textline text-moretext"_ustr;
const auto nTextWidth = device->GetTextWidth(u"textline text-moretex"_ustr);
css::uno::Reference<css::uno::XComponentContext> xContext(
comphelper::getProcessComponentContext());
css::uno::Reference<css::linguistic2::XLinguServiceManager2> xLinguMgr
= css::linguistic2::LinguServiceManager::create(xContext);
css::uno::Reference<css::linguistic2::XHyphenator> xHyph = xLinguMgr->getHyphenator();
css::uno::Reference<css::i18n::XBreakIterator> xBI = vcl::unohelper::CreateBreakIterator();
auto[nBreakPos, nLineWidth]
= aTextLayout.BreakLine(nTextWidth, sTestStr, xHyph, xBI, true, nTextWidth, 13, 12);
const sal_Int32 nExpectedBreakPos = 13;
CPPUNIT_ASSERT_EQUAL(nExpectedBreakPos, nBreakPos);
}
CPPUNIT_TEST_FIXTURE(VclTextLayoutTest, testBreakLines_hyphen_word_under_two_chars)
{
ScopedVclPtr<VirtualDevice> device = VclPtr<VirtualDevice>::Create(DeviceFormat::WITHOUT_ALPHA);
device->SetOutputSizePixel(Size(1000, 1000));
device->SetFont(vcl::Font(u"DejaVu Sans"_ustr, u"Book"_ustr, Size(0, 11)));
vcl::DefaultTextLayout aTextLayout(*device);
const OUString sTestStr = u"textline text-moretext"_ustr;
const auto nTextWidth = device->GetTextWidth(u"te-moretex"_ustr);
css::uno::Reference<css::uno::XComponentContext> xContext(
comphelper::getProcessComponentContext());
css::uno::Reference<css::linguistic2::XLinguServiceManager2> xLinguMgr
= css::linguistic2::LinguServiceManager::create(xContext);
css::uno::Reference<css::linguistic2::XHyphenator> xHyph = xLinguMgr->getHyphenator();
css::uno::Reference<css::i18n::XBreakIterator> xBI = vcl::unohelper::CreateBreakIterator();
auto[nBreakPos, nLineWidth]
= aTextLayout.BreakLine(nTextWidth, sTestStr, xHyph, xBI, true, nTextWidth, 2, 10);
const sal_Int32 nExpectedBreakPos = 2;
CPPUNIT_ASSERT_EQUAL(nExpectedBreakPos, nBreakPos);
}
#endif
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */