/* -*- 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/.
*
*/
#pragma once
#include <o3tl/unit_conversion.hxx>
#include <sal/types.h>
#include <tools/fract.hxx>
inline Fraction conversionFract(o3tl::Length from, o3tl::Length to)
{
const auto[mul, div] = o3tl::getConversionMulDiv(from, to);
return { mul, div };
}
template <
typename N> constexpr
auto convertTwipToMm100(N n)
{
using namespace o3tl;
// Allow ADL find overloads e.g. in <tools/gen.hxx>
return convert(n, o3tl::Length::twip, o3tl::Length::mm100);
}
constexpr sal_Int64 sanitiseMm100ToTwip(sal_Int64 n)
{
return o3tl::convertSaturate(n, o3tl::Length::mm100, o3tl::Length::twip);
}
template <
typename N> constexpr
auto convertPointToMm100(N n)
{
return o3tl::convert(n, o3tl::Length::pt, o3tl::Length::mm100);
}
template <
typename N> constexpr
auto convertMm100ToPoint(N n)
{
return o3tl::convert(n, o3tl::Length::mm100, o3tl::Length::pt);
}
// PPT's "master unit" (1/576 inch) <=> mm/100
template <
typename N> constexpr
auto convertMasterUnitToMm100(N n)
{
return o3tl::convert(n, o3tl::Length::master, o3tl::Length::mm100);
}
template <
typename N> constexpr
auto convertMm100ToMasterUnit(N n)
{
return o3tl::convert(n, o3tl::Length::mm100, o3tl::Length::master);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */