/* -*- 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 .
*/
double SvgNumber::solveNonPercentage(const InfoProvider& rInfoProvider) const
{ if (!isSet())
{
SAL_WARN("svgio", "SvgNumber not set (!)"); return 0.0;
}
switch (meUnit)
{ // See https://drafts.csswg.org/css-values-4/#font-relative-length case SvgUnit::em: return mfNumber * rInfoProvider.getCurrentFontSize(); case SvgUnit::ex: return mfNumber * rInfoProvider.getCurrentXHeight(); case SvgUnit::px: return mfNumber; case SvgUnit::pt: return o3tl::convert(mfNumber, o3tl::Length::pt, o3tl::Length::px); case SvgUnit::pc: return o3tl::convert(mfNumber, o3tl::Length::pc, o3tl::Length::px); case SvgUnit::cm: return o3tl::convert(mfNumber, o3tl::Length::cm, o3tl::Length::px); case SvgUnit::mm: return o3tl::convert(mfNumber, o3tl::Length::mm, o3tl::Length::px); case SvgUnit::in: return o3tl::convert(mfNumber, o3tl::Length::in, o3tl::Length::px); case SvgUnit::none:
{
SAL_WARN("svgio", "Design error, this case should have been handled in the caller"); return mfNumber;
} case SvgUnit::percent:
{
SAL_WARN("svgio", "Do not use with percentage!"); break;
}
}
return 0.0;
}
double SvgNumber::solve(const InfoProvider& rInfoProvider, NumberType aNumberType) const
{ if (!isSet())
{
SAL_WARN("svgio", "SvgNumber not set (!)"); return 0.0;
}
if ( aViewPort.isEmpty() )
{
SAL_WARN("svgio", "Design error, this case should have been handled in the caller"); // no viewPort, assume a normal page size (A4)
aViewPort = basegfx::B2DRange(
0.0,
0.0,
o3tl::convert(210.0, o3tl::Length::cm, o3tl::Length::px), // should it be mm?
o3tl::convert(297.0, o3tl::Length::cm, o3tl::Length::px));
}
if ( !aViewPort.isEmpty() )
{ if (NumberType::xcoordinate == aNumberType)
{ // it's a x-coordinate, relative to current width (w)
fRetval *= aViewPort.getWidth();
} elseif (NumberType::ycoordinate == aNumberType)
{ // it's a y-coordinate, relative to current height (h)
fRetval *= aViewPort.getHeight();
} else// length
{ // it's a length, relative to sqrt((w^2 + h^2)/2) constdouble fDiagLength(std::hypot(aViewPort.getWidth(), aViewPort.getHeight()));
fRetval *= fDiagLength / M_SQRT2;
}
}
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