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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 <vcl/mapmod.hxx>
#include <o3tl/hash_combine.hxx>
#include <tools/gen.hxx>
#include <tools/fract.hxx>
#include <tools/stream.hxx>
#include <tools/vcompat.hxx>
#include <vcl/TypeSerializer.hxx>
struct MapMode::ImplMapMode
{
MapUnit meUnit;
bool mbSimple;
Point maOrigin;
// NOTE: these Fraction must NOT have more than 32 bits precision
// because ReadFraction / WriteFraction do only 32 bits, so more than
// that cannot be stored in MetaFiles!
// => call ReduceInaccurate whenever setting these
Fraction maScaleX;
Fraction maScaleY;
ImplMapMode();
ImplMapMode(MapUnit eMapUnit);
ImplMapMode(const ImplMapMode& rImpMapMode);
bool operator==( const ImplMapMode& rImpMapMode ) const;
};
MapMode::ImplMapMode::ImplMapMode() :
maOrigin( 0, 0 ),
maScaleX( 1, 1 ),
maScaleY( 1, 1 )
{
meUnit = MapUnit::MapPixel;
mbSimple = true;
}
MapMode::ImplMapMode::ImplMapMode(MapUnit eMapUnit) :
maOrigin( 0, 0 ),
maScaleX( 1, 1 ),
maScaleY( 1, 1 )
{
meUnit = eMapUnit;
mbSimple = true;
}
MapMode::ImplMapMode::ImplMapMode( const ImplMapMode& ) = default;
bool MapMode::ImplMapMode::operator==( const ImplMapMode& rImpMapMode ) const
{
return meUnit == rImpMapMode.meUnit
&& maOrigin == rImpMapMode.maOrigin
&& maScaleX == rImpMapMode.maScaleX
&& maScaleY == rImpMapMode.maScaleY;
}
namespace
{
MapMode::ImplType& GetGlobalDefault()
{
static MapMode::ImplType gDefault;
return gDefault;
}
MapMode::ImplType GetUnitDefault(MapUnit mapUnit)
{
static MapMode::ImplType defaults[]
{
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::Map100thMM) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::Map10thMM) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapMM) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapCM) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::Map1000thInch) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::Map100thInch) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::Map10thInch) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapInch) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapPoint) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapTwip) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapPixel) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapSysFont) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapAppFont) ),
MapMode::ImplType( MapMode::ImplMapMode(MapUnit::MapRelative) ),
};
if (mapUnit <= MapUnit::MapRelative) {
return MapMode::ImplType(defaults[static_cast<int>(mapUnit)]); // [-loplugin:redundantfcast] false positive
}
// sometimes the SvmReader stuff will generate a bogus mapunit value
return MapMode::ImplType(MapMode::ImplMapMode(mapUnit));
}
}
MapMode::MapMode() : mpImplMapMode(GetGlobalDefault())
{
}
MapMode::MapMode( const MapMode& ) = default;
MapMode::MapMode( MapUnit eUnit ) : mpImplMapMode(GetUnitDefault(eUnit))
{
}
MapMode::MapMode( MapUnit eUnit, const Point& rLogicOrg,
const Fraction& rScaleX, const Fraction& rScaleY )
{
mpImplMapMode->meUnit = eUnit;
mpImplMapMode->maOrigin = rLogicOrg;
mpImplMapMode->maScaleX = rScaleX;
mpImplMapMode->maScaleY = rScaleY;
mpImplMapMode->mbSimple = false;
}
MapMode::~MapMode() = default;
void MapMode::SetMapUnit( MapUnit eUnit )
{
mpImplMapMode->meUnit = eUnit;
}
void MapMode::SetOrigin( const Point& rLogicOrg )
{
mpImplMapMode->maOrigin = rLogicOrg;
mpImplMapMode->mbSimple = false;
}
void MapMode::SetScaleX( const Fraction& rScaleX )
{
mpImplMapMode->maScaleX = rScaleX;
mpImplMapMode->mbSimple = false;
}
void MapMode::SetScaleY( const Fraction& rScaleY )
{
mpImplMapMode->maScaleY = rScaleY;
mpImplMapMode->mbSimple = false;
}
MapMode& MapMode::operator=( const MapMode& ) = default;
MapMode& MapMode::operator=( MapMode&& ) = default;
bool MapMode::operator==( const MapMode& rMapMode ) const
{
return mpImplMapMode == rMapMode.mpImplMapMode;
}
bool MapMode::IsDefault() const
{
return mpImplMapMode.same_object(GetGlobalDefault());
}
size_t MapMode::GetHashValue() const
{
size_t hash = 0;
o3tl::hash_combine( hash, mpImplMapMode->meUnit );
o3tl::hash_combine( hash, mpImplMapMode->maOrigin.GetHashValue());
o3tl::hash_combine( hash, mpImplMapMode->maScaleX.GetHashValue());
o3tl::hash_combine( hash, mpImplMapMode->maScaleY.GetHashValue());
o3tl::hash_combine( hash, mpImplMapMode->mbSimple );
return hash;
}
MapUnit MapMode::GetMapUnit() const { return mpImplMapMode->meUnit; }
const Point& MapMode::GetOrigin() const { return mpImplMapMode->maOrigin; }
const Fraction& MapMode::GetScaleX() const { return mpImplMapMode->maScaleX; }
const Fraction& MapMode::GetScaleY() const { return mpImplMapMode->maScaleY; }
bool MapMode::IsSimple() const { return mpImplMapMode->mbSimple; }
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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