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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /tools/source/generic/gen.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/source/generic/gen.cxx')
-rw-r--r--tools/source/generic/gen.cxx240
1 files changed, 240 insertions, 0 deletions
diff --git a/tools/source/generic/gen.cxx b/tools/source/generic/gen.cxx
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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/.
+ *
+ * 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 <sal/config.h>
+#include <rtl/string.hxx>
+
+#include <algorithm>
+#include <tuple>
+#include <o3tl/hash_combine.hxx>
+#include <o3tl/safeint.hxx>
+#include <tools/gen.hxx>
+
+OString Pair::toString() const
+{
+ // Note that this is not just used for debugging output but the
+ // format is parsed by external code (passed in callbacks to
+ // LibreOfficeKit clients). So don't change.
+ return OString::number(A()) + ", " + OString::number(B());
+}
+
+size_t Pair::GetHashValue() const
+{
+ size_t hash = 0;
+ o3tl::hash_combine( hash, nA );
+ o3tl::hash_combine( hash, nB );
+ return hash;
+}
+
+void tools::Rectangle::SetSize( const Size& rSize )
+{
+ if ( rSize.Width() < 0 )
+ nRight = nLeft + rSize.Width() +1;
+ else if ( rSize.Width() > 0 )
+ nRight = nLeft + rSize.Width() -1;
+ else
+ SetWidthEmpty();
+
+ if ( rSize.Height() < 0 )
+ nBottom = nTop + rSize.Height() +1;
+ else if ( rSize.Height() > 0 )
+ nBottom = nTop + rSize.Height() -1;
+ else
+ SetHeightEmpty();
+}
+
+void tools::Rectangle::SaturatingSetSize(const Size& rSize)
+{
+ if (rSize.Width() < 0)
+ nRight = o3tl::saturating_add(nLeft, (rSize.Width() + 1));
+ else if ( rSize.Width() > 0 )
+ nRight = o3tl::saturating_add(nLeft, (rSize.Width() - 1));
+ else
+ SetWidthEmpty();
+
+ if ( rSize.Height() < 0 )
+ nBottom = o3tl::saturating_add(nTop, (rSize.Height() + 1));
+ else if ( rSize.Height() > 0 )
+ nBottom = o3tl::saturating_add(nTop, (rSize.Height() - 1));
+ else
+ SetHeightEmpty();
+}
+
+void tools::Rectangle::SaturatingSetPosX(tools::Long x)
+{
+ if (!IsWidthEmpty())
+ nRight = o3tl::saturating_add(nRight, x - nLeft);
+ nLeft = x;
+}
+
+void tools::Rectangle::SaturatingSetPosY(tools::Long y)
+{
+ if (!IsHeightEmpty())
+ nBottom = o3tl::saturating_add(nBottom, y - nTop);
+ nTop = y;
+}
+
+tools::Rectangle& tools::Rectangle::Union( const tools::Rectangle& rRect )
+{
+ if ( rRect.IsEmpty() )
+ return *this;
+
+ if ( IsEmpty() )
+ *this = rRect;
+ else
+ {
+ std::tie(nLeft, nRight) = std::minmax({ nLeft, rRect.nLeft, nRight, rRect.nRight });
+ std::tie(nTop, nBottom) = std::minmax({ nTop, rRect.nTop, nBottom, rRect.nBottom });
+ }
+
+ return *this;
+}
+
+tools::Rectangle& tools::Rectangle::Intersection( const tools::Rectangle& rRect )
+{
+ if ( IsEmpty() )
+ return *this;
+ if ( rRect.IsEmpty() )
+ {
+ *this = tools::Rectangle();
+ return *this;
+ }
+
+ // Justify rectangle
+ tools::Rectangle aTmpRect( rRect );
+ Justify();
+ aTmpRect.Justify();
+
+ // Perform intersection
+ nLeft = std::max( nLeft, aTmpRect.nLeft );
+ nRight = std::min( nRight, aTmpRect.nRight );
+ nTop = std::max( nTop, aTmpRect.nTop );
+ nBottom= std::min( nBottom, aTmpRect.nBottom );
+
+ // Determine if intersection is empty
+ if ( nRight < nLeft || nBottom < nTop )
+ *this = tools::Rectangle();
+
+ return *this;
+}
+
+void tools::Rectangle::Justify()
+{
+ if ((nRight < nLeft) && (!IsWidthEmpty()))
+ {
+ std::swap(nLeft, nRight);
+ }
+
+ if ((nBottom < nTop) && (!IsHeightEmpty()))
+ {
+ std::swap(nBottom, nTop);
+ }
+}
+
+bool tools::Rectangle::Contains( const Point& rPoint ) const
+{
+ if ( IsEmpty() )
+ return false;
+
+ if ( nLeft <= nRight )
+ {
+ if ( (rPoint.X() < nLeft) || (rPoint.X() > nRight) )
+ return false;
+ }
+ else
+ {
+ if ( (rPoint.X() > nLeft) || (rPoint.X() < nRight) )
+ return false;
+ }
+ if ( nTop <= nBottom )
+ {
+ if ( (rPoint.Y() < nTop) || (rPoint.Y() > nBottom) )
+ return false;
+ }
+ else
+ {
+ if ( (rPoint.Y() > nTop) || (rPoint.Y() < nBottom) )
+ return false;
+ }
+ return true;
+}
+
+bool tools::Rectangle::Contains( const tools::Rectangle& rRect ) const
+{
+ return Contains( rRect.TopLeft() ) && Contains( rRect.BottomRight() );
+}
+
+bool tools::Rectangle::Overlaps( const tools::Rectangle& rRect ) const
+{
+ // If there's no intersection, they don't overlap
+ return !GetIntersection( rRect ).IsEmpty();
+}
+
+OString tools::Rectangle::toString() const
+{
+ // Note that this is not just used for debugging output but the
+ // format is parsed by external code (passed in callbacks to
+ // LibreOfficeKit clients). So don't change.
+ return OString::number(Left()) + ", " + OString::number(Top()) + ", " + OString::number(getWidth()) + ", " + OString::number(getHeight());
+}
+
+void tools::Rectangle::expand(tools::Long nExpandBy)
+{
+ AdjustLeft(-nExpandBy);
+ AdjustTop(-nExpandBy);
+ AdjustRight(nExpandBy);
+ AdjustBottom(nExpandBy);
+}
+
+void tools::Rectangle::shrink(tools::Long nShrinkBy)
+{
+ nLeft += nShrinkBy;
+ nTop += nShrinkBy;
+ if (!IsWidthEmpty())
+ nRight -= nShrinkBy;
+ if (!IsHeightEmpty())
+ nBottom -= nShrinkBy;
+}
+
+tools::Long tools::Rectangle::AdjustRight(tools::Long nHorzMoveDelta)
+{
+ if (IsWidthEmpty())
+ nRight = nLeft + nHorzMoveDelta - 1;
+ else
+ nRight += nHorzMoveDelta;
+ return nRight;
+}
+
+tools::Long tools::Rectangle::AdjustBottom( tools::Long nVertMoveDelta )
+{
+ if (IsHeightEmpty())
+ nBottom = nTop + nVertMoveDelta - 1;
+ else
+ nBottom += nVertMoveDelta;
+ return nBottom;
+}
+
+static_assert( std::is_trivially_copyable< Pair >::value );
+static_assert( std::is_trivially_copyable< Point >::value );
+static_assert( std::is_trivially_copyable< Size >::value );
+static_assert( std::is_trivially_copyable< Range >::value );
+static_assert( std::is_trivially_copyable< Selection >::value );
+static_assert( std::is_trivially_copyable< tools::Rectangle >::value );
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */