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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// These typedefs are being used to abstract layout and hit testing off
// of integers and eventually replace them with floats. Once this transition
// is complete, these types will be removed. Progress can be tracked at
// https://bugs.webkit.org/show_bug.cgi?id=60318
#ifndef LayoutTypes_h
#define LayoutTypes_h
#include "FloatRect.h"
#include "IntRect.h"
namespace WebCore {
typedef int LayoutUnit;
typedef IntPoint LayoutPoint;
typedef IntSize LayoutSize;
typedef IntRect LayoutRect;
const LayoutUnit zeroLayoutUnit = 0;
inline LayoutRect enclosingLayoutRect(const FloatRect& rect)
{
return enclosingIntRect(rect);
}
inline IntRect pixelSnappedIntRect(const LayoutRect& rect)
{
return rect;
}
inline IntRect pixelSnappedIntRectFromEdges(LayoutUnit left, LayoutUnit top, LayoutUnit right, LayoutUnit bottom)
{
return IntRect(left, top, right - left, bottom - top);
}
inline IntSize roundedIntSize(const LayoutSize& s)
{
return s;
}
inline LayoutSize roundedLayoutSize(const FloatSize& s)
{
return roundedIntSize(s);
}
inline IntPoint roundedIntPoint(const LayoutPoint& p)
{
return p;
}
inline LayoutPoint roundedLayoutPoint(const FloatPoint& p)
{
return roundedIntPoint(p);
}
inline LayoutPoint flooredLayoutPoint(const FloatPoint& p)
{
return flooredIntPoint(p);
}
inline LayoutPoint flooredLayoutPoint(const FloatSize& s)
{
return flooredIntPoint(s);
}
inline LayoutSize flooredLayoutSize(const FloatPoint& p)
{
return LayoutSize(static_cast<int>(p.x()), static_cast<int>(p.y()));
}
inline LayoutUnit roundedLayoutUnit(float value)
{
return lroundf(value);
}
inline LayoutUnit ceiledLayoutUnit(float value)
{
return ceilf(value);
}
inline LayoutSize toLayoutSize(const LayoutPoint& p)
{
return LayoutSize(p.x(), p.y());
}
inline LayoutPoint toLayoutPoint(const LayoutSize& p)
{
return LayoutPoint(p.width(), p.height());
}
inline LayoutUnit layoutMod(const LayoutUnit& numerator, const LayoutUnit& denominator)
{
return numerator % denominator;
}
} // namespace WebCore
#endif // LayoutTypes_h
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