forked from amazingfate/loongoffice
63f36e4b76
Decreases dependency on <tools/UnitConversion.hxx> a bit. Change-Id: Ia469c08ca2844c522f508a724ddc879120d0b50d Reviewed-on: https://gerrit.libreoffice.org/c/core/+/169761 Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com> Tested-by: Jenkins
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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*/
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#pragma once
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#include <o3tl/unit_conversion.hxx>
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#include <sal/types.h>
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#include <tools/fract.hxx>
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inline Fraction conversionFract(o3tl::Length from, o3tl::Length to)
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{
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const auto & [ mul, div ] = o3tl::getConversionMulDiv(from, to);
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return { mul, div };
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}
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template <typename N> constexpr auto convertTwipToMm100(N n)
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{
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using namespace o3tl; // Allow ADL find overloads e.g. in <tools/gen.hxx>
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return convert(n, o3tl::Length::twip, o3tl::Length::mm100);
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}
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constexpr sal_Int64 sanitiseMm100ToTwip(sal_Int64 n)
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{
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return o3tl::convertSaturate(n, o3tl::Length::mm100, o3tl::Length::twip);
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}
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template <typename N> constexpr auto convertPointToMm100(N n)
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{
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return o3tl::convert(n, o3tl::Length::pt, o3tl::Length::mm100);
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}
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template <typename N> constexpr auto convertMm100ToPoint(N n)
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{
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return o3tl::convert(n, o3tl::Length::mm100, o3tl::Length::pt);
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}
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// PPT's "master unit" (1/576 inch) <=> mm/100
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template <typename N> constexpr auto convertMasterUnitToMm100(N n)
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{
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return o3tl::convert(n, o3tl::Length::master, o3tl::Length::mm100);
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}
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template <typename N> constexpr auto convertMm100ToMasterUnit(N n)
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{
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return o3tl::convert(n, o3tl::Length::mm100, o3tl::Length::master);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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