office-gobmx/vcl/inc/regionband.hxx
Stephan Bergmann 2e83a62f15 Clean up LIBO_INTERNAL_ONLY uses of SAL_WARN_UNUSED_RESULT
Change-Id: I98b2d90c8345f07010f6defd82557188d5cd35c7
Reviewed-on: https://gerrit.libreoffice.org/64808
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
2018-12-08 17:18:38 +01:00

82 lines
3.2 KiB
C++

/* -*- 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_VCL_INC_REGIONBAND_HXX
#define INCLUDED_VCL_INC_REGIONBAND_HXX
#include <vcl/region.hxx>
#include "regband.hxx"
#ifdef DBG_UTIL
const char* ImplDbgTestRegionBand(const void*);
#endif
class RegionBand
{
private:
friend const char* ImplDbgTestRegionBand(const void*);
ImplRegionBand* mpFirstBand; // root of the list with y-bands
ImplRegionBand* mpLastCheckedBand;
void implReset();
[[nodiscard]] bool CheckConsistency() const;
public:
RegionBand();
RegionBand(const RegionBand&);
RegionBand& operator=(const RegionBand&);
RegionBand(const tools::Rectangle&);
~RegionBand();
bool operator==( const RegionBand& rRegionBand ) const;
[[nodiscard]] bool load(SvStream& rIStrm);
void save(SvStream& rIStrm) const;
bool isSingleRectangle() const;
ImplRegionBand* ImplGetFirstRegionBand() const { return mpFirstBand; }
void ImplAddMissingBands(const long nTop, const long nBottom);
void InsertBand(ImplRegionBand* pPreviousBand, ImplRegionBand* pBandToInsert);
void processPoints();
void CreateBandRange(long nYTop, long nYBottom);
void InsertLine(const Point& rStartPt, const Point& rEndPt, long nLineId);
void InsertPoint(const Point &rPoint, long nLineID, bool bEndPoint, LineType eLineType);
bool OptimizeBandList();
void Move(long nHorzMove, long nVertMove);
void Scale(double fScaleX, double fScaleY);
void InsertBands(long nTop, long nBottom);
static bool InsertSingleBand(ImplRegionBand* pBand, long nYBandPosition);
void Union(long nLeft, long nTop, long nRight, long nBottom);
void Intersect(long nLeft, long nTop, long nRight, long nBottom);
void Union(const RegionBand& rSource);
void Exclude(long nLeft, long nTop, long nRight, long nBottom);
void XOr(long nLeft, long nTop, long nRight, long nBottom);
void Intersect(const RegionBand& rSource);
bool Exclude(const RegionBand& rSource);
void XOr(const RegionBand& rSource);
tools::Rectangle GetBoundRect() const;
bool IsInside(const Point& rPoint) const;
sal_uInt32 getRectangleCount() const; // only users are Region::Intersect, Region::IsRectangle and PSWriter::ImplBmp
void GetRegionRectangles(RectangleVector& rTarget) const;
};
#endif // INCLUDED_VCL_INC_REGIONBAND_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */