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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 .
*/
#ifndef INCLUDED_VCL_MAPMOD_HXX
#define INCLUDED_VCL_MAPMOD_HXX
#include <vcl/dllapi.h>
#include <tools/mapunit.hxx>
#include <o3tl/cow_wrapper.hxx>
#include <ostream>
class Point;
class Fraction;
class SvStream;
class SAL_WARN_UNUSED VCL_DLLPUBLIC MapMode
{
friend class OutputDevice;
public:
struct SAL_DLLPRIVATE ImplMapMode;
MapMode();
MapMode( const MapMode& rMapMode );
explicit MapMode( MapUnit eUnit );
MapMode( MapUnit eUnit, const Point& rLogicOrg,
const Fraction& rScaleX, const Fraction& rScaleY );
~MapMode();
void SetMapUnit( MapUnit eUnit );
MapUnit GetMapUnit() const;
void SetOrigin( const Point& rOrigin );
const Point& GetOrigin() const;
void SetScaleX( const Fraction& rScaleX );
const Fraction& GetScaleX() const;
void SetScaleY( const Fraction& rScaleY );
const Fraction& GetScaleY() const;
MapMode& operator=( const MapMode& rMapMode );
MapMode& operator=( MapMode&& rMapMode );
bool operator==( const MapMode& rMapMode ) const;
bool operator!=( const MapMode& rMapMode ) const
{
return !(MapMode::operator==( rMapMode ));
}
bool IsDefault() const;
// Compute value usable as hash.
size_t GetHashValue() const;
// tdf#117984 needs to be thread-safe due to being used e.g. in Bitmaps
// vcl::ScopedBitmapAccess in parallelized 3D renderer
typedef o3tl::cow_wrapper< ImplMapMode, o3tl::ThreadSafeRefCountingPolicy > ImplType;
// If only the map unit is set.
bool IsSimple() const;
private:
ImplType mpImplMapMode;
};
template<typename charT, typename traits>
inline std::basic_ostream<charT, traits> & operator <<(
std::basic_ostream<charT, traits> & rStream, const MapMode& rMode)
{
rStream << "MapMode(" << static_cast<unsigned>(rMode.GetMapUnit()) << ",(" << rMode.GetScaleX() << "," << rMode.GetScaleY() << ")@(" << rMode.GetOrigin() << "))";
return rStream;
}
bool TooLargeScaleForMapMode(const Fraction& rScale, int nDPI);
#endif // INCLUDED_VCL_MAPMOD_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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