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Diffstat (limited to '')
| -rw-r--r-- | include/editeng/txtrange.hxx | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/include/editeng/txtrange.hxx b/include/editeng/txtrange.hxx new file mode 100644 index 000000000..c6661f687 --- /dev/null +++ b/include/editeng/txtrange.hxx @@ -0,0 +1,83 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_EDITENG_TXTRANGE_HXX +#define INCLUDED_EDITENG_TXTRANGE_HXX + +#include <editeng/editengdllapi.h> +#include <tools/gen.hxx> +#include <tools/poly.hxx> +#include <deque> +#include <optional> + +namespace basegfx { + class B2DPolyPolygon; +} + +class EDITENG_DLLPUBLIC TextRanger +{ + //! The RangeCache class is used to cache the result of a single range calculation. + struct RangeCacheItem + { + Range range; //!< Range for which we calculated results. + std::deque<tools::Long> results; //!< Calculated results for the range. + RangeCacheItem(const Range& rng) : range(rng) {}; + }; + std::deque<RangeCacheItem> mRangeCache; //!< Cached range calculations. + tools::PolyPolygon maPolyPolygon; // Surface polygon + std::optional<tools::PolyPolygon> mpLinePolyPolygon; // Line polygon + mutable std::optional<tools::Rectangle> mxBound; // Comprehensive rectangle + sal_uInt16 nCacheSize; // Cache-Size + sal_uInt16 nRight; // Distance Contour-Text + sal_uInt16 nLeft; // Distance Text-Contour + sal_uInt16 nUpper; // Distance Contour-Text + sal_uInt16 nLower; // Distance Text-Contour + sal_uInt32 nPointCount; // Number of polygon points + bool bSimple : 1; // Just outside edge + bool bInner : 1; // TRUE: Object inline (EditEngine); + // FALSE: Object flow (StarWriter); + bool bVertical :1;// for vertical writing mode + + TextRanger( const TextRanger& ) = delete; + const tools::Rectangle& GetBoundRect_() const; +public: + TextRanger( const basegfx::B2DPolyPolygon& rPolyPolygon, + const basegfx::B2DPolyPolygon* pLinePolyPolygon, + sal_uInt16 nCacheSize, sal_uInt16 nLeft, sal_uInt16 nRight, + bool bSimple, bool bInner, bool bVert = false ); + ~TextRanger(); + std::deque<tools::Long>* GetTextRanges( const Range& rRange ); + sal_uInt16 GetRight() const { return nRight; } + sal_uInt16 GetLeft() const { return nLeft; } + sal_uInt16 GetUpper() const { return nUpper; } + sal_uInt16 GetLower() const { return nLower; } + sal_uInt32 GetPointCount() const { return nPointCount; } + bool IsSimple() const { return bSimple; } + bool IsInner() const { return bInner; } + bool IsVertical() const { return bVertical; } + const tools::Rectangle& GetBoundRect() const + { return mxBound ? const_cast< const tools::Rectangle& >(*mxBound) : GetBoundRect_(); } + void SetUpper( sal_uInt16 nNew ){ nUpper = nNew; } + void SetLower( sal_uInt16 nNew ){ nLower = nNew; } + void SetVertical( bool bNew ); +}; + +#endif // _TXTRANGE_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |