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/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef _SV_REGIONBAND_HXX
#define _SV_REGIONBAND_HXX
#include <vcl/regband.hxx>
#include <vcl/region.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();
public:
RegionBand();
RegionBand(const RegionBand&);
RegionBand& operator=(const RegionBand&);
RegionBand(const Rectangle&);
~RegionBand();
bool operator==( const RegionBand& rRegionBand ) const;
bool operator!=( const RegionBand& rRegionBand ) const { return !(RegionBand::operator==( rRegionBand )); }
void 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);
bool InsertLine(const Point& rStartPt, const Point& rEndPt, long nLineId);
bool 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);
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);
Rectangle GetBoundRect() const;
bool IsInside(const Point& rPoint) const;
sal_uInt32 getRectangleCount() const; // only users are Region::Intersect and PSWriter::ImplBmp
void GetRegionRectangles(RectangleVector& rTarget) const;
};
#endif // _SV_REGIONBAND_HXX
//////////////////////////////////////////////////////////////////////////////
//eof
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