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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
commit | 267c6f2ac71f92999e969232431ba04678e7437e (patch) | |
tree | 358c9467650e1d0a1d7227a21dac2e3d08b622b2 /editeng/source/accessibility/AccessibleStringWrap.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip |
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'editeng/source/accessibility/AccessibleStringWrap.cxx')
-rw-r--r-- | editeng/source/accessibility/AccessibleStringWrap.cxx | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/editeng/source/accessibility/AccessibleStringWrap.cxx b/editeng/source/accessibility/AccessibleStringWrap.cxx new file mode 100644 index 0000000000..5461aad9f4 --- /dev/null +++ b/editeng/source/accessibility/AccessibleStringWrap.cxx @@ -0,0 +1,90 @@ +/* -*- 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/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + + +#include <algorithm> +#include <cstdlib> + +#include <tools/debug.hxx> +#include <utility> +#include <vcl/outdev.hxx> + +#include <editeng/svxfont.hxx> +#include <AccessibleStringWrap.hxx> + + +// AccessibleStringWrap implementation + + +AccessibleStringWrap::AccessibleStringWrap( OutputDevice& rDev, SvxFont& rFont, OUString aText ) : + mrDev( rDev ), + mrFont( rFont ), + maText(std::move( aText )) +{ +} + +void AccessibleStringWrap::GetCharacterBounds( sal_Int32 nIndex, tools::Rectangle& rRect ) +{ + DBG_ASSERT(nIndex >= 0, + "SvxAccessibleStringWrap::GetCharacterBounds: index value overflow"); + + mrFont.SetPhysFont(mrDev); + + // #108900# Handle virtual position one-past-the end of the string + if( nIndex >= maText.getLength() ) + { + // create a caret bounding rect that has the height of the + // current font and is one pixel wide. + rRect.SetLeft( mrDev.GetTextWidth(maText) ); + rRect.SetTop( 0 ); + rRect.SetSize( Size(mrDev.GetTextHeight(), 1) ); + } + else + { + KernArray aDXArray; + mrDev.GetTextArray(maText, &aDXArray, nIndex, 1); + rRect.SetLeft( 0 ); + rRect.SetTop( 0 ); + rRect.SetSize(Size(mrDev.GetTextHeight(), aDXArray[0])); + } + + if( mrFont.IsVertical() ) + { + // #101701# Rotate to vertical + rRect = tools::Rectangle( Point(-rRect.Top(), rRect.Left()), + Point(-rRect.Bottom(), rRect.Right())); + } +} + +sal_Int32 AccessibleStringWrap::GetIndexAtPoint( const Point& rPoint ) +{ + // search for character bounding box containing given point + tools::Rectangle aRect; + sal_Int32 i, nLen = maText.getLength(); + for( i=0; i<nLen; ++i ) + { + GetCharacterBounds(i, aRect); + if( aRect.Contains(rPoint) ) + return i; + } + + return -1; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |