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/*
* Copyright (C) 2017 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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.
*/
#pragma once
#include "WritingMode.h"
#include <array>
namespace WebCore {
template<typename T> class RectEdges {
public:
RectEdges() = default;
template<typename U>
RectEdges(U&& top, U&& right, U&& bottom, U&& left)
: m_sides({ { std::forward<T>(top), std::forward<T>(right), std::forward<T>(bottom), std::forward<T>(left) } })
{ }
T& at(PhysicalBoxSide side) { return m_sides[static_cast<size_t>(side)]; }
T& top() { return at(PhysicalBoxSide::Top); }
T& right() { return at(PhysicalBoxSide::Right); }
T& bottom() { return at(PhysicalBoxSide::Bottom); }
T& left() { return at(PhysicalBoxSide::Left); }
const T& at(PhysicalBoxSide side) const { return m_sides[static_cast<size_t>(side)]; }
const T& top() const { return at(PhysicalBoxSide::Top); }
const T& right() const { return at(PhysicalBoxSide::Right); }
const T& bottom() const { return at(PhysicalBoxSide::Bottom); }
const T& left() const { return at(PhysicalBoxSide::Left); }
void setAt(PhysicalBoxSide side, const T& v) { at(side) = v; }
void setTop(const T& top) { setAt(PhysicalBoxSide::Top, top); }
void setRight(const T& right) { setAt(PhysicalBoxSide::Right, right); }
void setBottom(const T& bottom) { setAt(PhysicalBoxSide::Bottom, bottom); }
void setLeft(const T& left) { setAt(PhysicalBoxSide::Left, left); }
T& before(WritingMode writingMode) { return at(mapLogicalSideToPhysicalSide(writingMode, LogicalBoxSide::Before)); }
T& after(WritingMode writingMode) { return at(mapLogicalSideToPhysicalSide(writingMode, LogicalBoxSide::After)); }
T& start(WritingMode writingMode, TextDirection direction = LTR) { return at(mapLogicalSideToPhysicalSide(makeTextFlow(writingMode, direction), LogicalBoxSide::Start)); }
T& end(WritingMode writingMode, TextDirection direction = LTR) { return at(mapLogicalSideToPhysicalSide(makeTextFlow(writingMode, direction), LogicalBoxSide::End)); }
const T& before(WritingMode writingMode) const { return at(mapLogicalSideToPhysicalSide(writingMode, LogicalBoxSide::Before)); }
const T& after(WritingMode writingMode) const { return at(mapLogicalSideToPhysicalSide(writingMode, LogicalBoxSide::After)); }
const T& start(WritingMode writingMode, TextDirection direction = LTR) const { return at(mapLogicalSideToPhysicalSide(makeTextFlow(writingMode, direction), LogicalBoxSide::Start)); }
const T& end(WritingMode writingMode, TextDirection direction = LTR) const { return at(mapLogicalSideToPhysicalSide(makeTextFlow(writingMode, direction), LogicalBoxSide::End)); }
void setBefore(const T& before, WritingMode writingMode) { this->before(writingMode) = before; }
void setAfter(const T& after, WritingMode writingMode) { this->after(writingMode) = after; }
void setStart(const T& start, WritingMode writingMode, TextDirection direction = LTR) { this->start(writingMode, direction) = start; }
void setEnd(const T& end, WritingMode writingMode, TextDirection direction = LTR) { this->end(writingMode, direction) = end; }
bool operator==(const RectEdges& other) const { return m_sides == other.m_sides; }
bool operator!=(const RectEdges& other) const { return m_sides != other.m_sides; }
private:
std::array<T, 4> m_sides {{0, 0, 0, 0}};
};
}