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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 <o3tl/temporary.hxx>
#include <svtools/unitconv.hxx>
#include <tools/debug.hxx>
#include <tools/UnitConversion.hxx>
#include <vcl/outdev.hxx>
#include <vcl/weld.hxx>
void SetFieldUnit(weld::MetricSpinButton& rField, FieldUnit eUnit, bool bAll)
{
sal_Int64 nMin, nMax;
rField.get_range(nMin, nMax, FieldUnit::TWIP);
sal_Int64 nValue = rField.get_value(FieldUnit::TWIP);
nMin = rField.denormalize(nMin);
nMax = rField.denormalize(nMax);
nValue = rField.denormalize(nValue);
if (!bAll)
{
switch (eUnit)
{
case FieldUnit::M:
case FieldUnit::KM:
eUnit = FieldUnit::CM;
break;
case FieldUnit::FOOT:
case FieldUnit::MILE:
eUnit = FieldUnit::INCH;
break;
default: //prevent warning
break;
}
}
rField.set_unit(eUnit);
if (FieldUnit::POINT == eUnit)
{
if (rField.get_digits() > 1)
rField.set_digits(1);
}
else
rField.set_digits(2);
switch (eUnit)
{
// _CHAR and _LINE sets the step of "char" and "line" unit, they are same as FieldUnit::MM
case FieldUnit::CHAR:
case FieldUnit::LINE:
case FieldUnit::MM:
rField.set_increments(50, 500, eUnit);
break;
case FieldUnit::INCH:
rField.set_increments(2, 20, eUnit);
break;
default:
rField.set_increments(10, 100, eUnit);
break;
}
if (!bAll)
{
nMin = rField.normalize(nMin);
nMax = rField.normalize(nMax);
rField.set_range(nMin, nMax, FieldUnit::TWIP);
}
rField.set_value(rField.normalize(nValue), FieldUnit::TWIP);
}
void SetMetricValue(weld::MetricSpinButton& rField, sal_Int64 nCoreValue, MapUnit eUnit)
{
sal_Int64 nVal = OutputDevice::LogicToLogic(nCoreValue, eUnit, MapUnit::Map100thMM);
nVal = rField.normalize(nVal);
rField.set_value(nVal, FieldUnit::MM_100TH);
}
sal_Int64 GetCoreValue(const weld::MetricSpinButton& rField, MapUnit eUnit)
{
sal_Int64 nVal = rField.get_value(FieldUnit::MM_100TH);
// avoid rounding issues
const sal_Int64 nSizeMask = 0xffffffffff000000LL;
bool bRoundBefore = true;
if( nVal >= 0 )
{
if( (nVal & nSizeMask) == 0 )
bRoundBefore = false;
}
else
{
if( ((-nVal) & nSizeMask ) == 0 )
bRoundBefore = false;
}
if( bRoundBefore )
nVal = rField.denormalize( nVal );
sal_Int64 nUnitVal = OutputDevice::LogicToLogic(nVal, MapUnit::Map100thMM, eUnit);
if (!bRoundBefore)
nUnitVal = rField.denormalize(nUnitVal);
return nUnitVal;
}
tools::Long CalcToUnit( float nIn, MapUnit eUnit )
{
// nIn is in Points
DBG_ASSERT( eUnit == MapUnit::MapTwip ||
eUnit == MapUnit::Map100thMM ||
eUnit == MapUnit::Map10thMM ||
eUnit == MapUnit::MapMM ||
eUnit == MapUnit::MapCM, "this unit is not implemented" );
if (const auto eTo = MapToO3tlLength(eUnit); eTo != o3tl::Length::invalid)
return std::round(o3tl::convert(nIn, o3tl::Length::pt, eTo));
return 0;
}
tools::Long ItemToControl( tools::Long nIn, MapUnit eItem, FieldUnit eCtrl )
{
const auto eFrom = MapToO3tlLength(eItem), eTo = FieldToO3tlLength(eCtrl);
if (eFrom != o3tl::Length::invalid && eTo != o3tl::Length::invalid)
return o3tl::convert(nIn, eFrom, eTo);
return 0;
}
tools::Long ControlToItem( tools::Long nIn, FieldUnit eCtrl, MapUnit eItem )
{
return ItemToControl( nIn, eItem, eCtrl );
}
FieldUnit MapToFieldUnit( const MapUnit eUnit )
{
switch ( eUnit )
{
case MapUnit::Map100thMM:
case MapUnit::Map10thMM:
case MapUnit::MapMM:
return FieldUnit::MM;
case MapUnit::MapCM:
return FieldUnit::CM;
case MapUnit::Map1000thInch:
case MapUnit::Map100thInch:
case MapUnit::Map10thInch:
case MapUnit::MapInch:
return FieldUnit::INCH;
case MapUnit::MapPoint:
return FieldUnit::POINT;
case MapUnit::MapTwip:
return FieldUnit::TWIP;
default: ;//prevent warning
}
return FieldUnit::NONE;
}
tools::Long CalcToPoint( tools::Long nIn, MapUnit eUnit, sal_uInt16 nFactor )
{
DBG_ASSERT( eUnit == MapUnit::MapTwip ||
eUnit == MapUnit::Map100thMM ||
eUnit == MapUnit::Map10thMM ||
eUnit == MapUnit::MapMM ||
eUnit == MapUnit::MapCM, "this unit is not implemented" );
if (const auto eFrom = MapToO3tlLength(eUnit); eFrom != o3tl::Length::invalid)
return o3tl::convert(nIn * static_cast<sal_Int64>(nFactor), eFrom, o3tl::Length::pt);
return 0;
}
tools::Long TransformMetric( tools::Long nVal, FieldUnit aOld, FieldUnit aNew )
{
const auto eFrom = FieldToO3tlLength(aOld), eTo = FieldToO3tlLength(aNew);
if (eFrom == o3tl::Length::invalid || eTo == o3tl::Length::invalid)
return nVal;
return o3tl::convert(nVal, eFrom, eTo, o3tl::temporary(bool())); // Just 0 when overflown
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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