blob: 1c4e050da604a43a5683aafd2eed436a453135d0 [file] [log] [blame]
/*
Copyright (C) 1999 Lars Knoll (knoll@kde.org)
Copyright (C) 2006-2017 Apple Inc. All rights reserved.
Copyright (C) 2011 Rik Cabanier (cabanier@adobe.com)
Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.
Copyright (C) 2012 Motorola Mobility, Inc. All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#pragma once
#include "LayoutUnit.h"
#include "Length.h"
namespace WebCore {
class FloatSize;
class LayoutSize;
class RenderView;
struct Length;
struct LengthSize;
int minimumIntValueForLength(const Length&, LayoutUnit maximumValue);
int intValueForLength(const Length&, LayoutUnit maximumValue);
LayoutUnit minimumValueForLength(const Length&, LayoutUnit maximumValue);
WEBCORE_EXPORT LayoutUnit valueForLength(const Length&, LayoutUnit maximumValue);
LayoutSize sizeForLengthSize(const LengthSize&, const LayoutSize& maximumValue);
float floatValueForLength(const Length&, LayoutUnit maximumValue);
WEBCORE_EXPORT float floatValueForLength(const Length&, float maximumValue);
FloatSize floatSizeForLengthSize(const LengthSize&, const FloatSize&);
inline LayoutUnit minimumValueForLength(const Length& length, LayoutUnit maximumValue)
{
switch (length.type()) {
case Fixed:
return length.value();
case Percent:
// Don't remove the extra cast to float. It is needed for rounding on 32-bit Intel machines that use the FPU stack.
return LayoutUnit(static_cast<float>(maximumValue * length.percent() / 100.0f));
case Calculated:
return length.nonNanCalculatedValue(maximumValue);
case FillAvailable:
case Auto:
return 0;
case Relative:
case Intrinsic:
case MinIntrinsic:
case MinContent:
case MaxContent:
case FitContent:
case Undefined:
break;
}
ASSERT_NOT_REACHED();
return 0;
}
inline int minimumIntValueForLength(const Length& length, LayoutUnit maximumValue)
{
return static_cast<int>(minimumValueForLength(length, maximumValue));
}
} // namespace WebCore