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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_RELATIVE_UTILS_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_RELATIVE_UTILS_H_
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/layout/geometry/logical_size.h"
#include "third_party/blink/renderer/core/layout/physical_box_fragment.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
#include "third_party/blink/renderer/platform/text/text_direction.h"
namespace blink {
class ConstraintSpace;
// Implements relative positioning:
// https://www.w3.org/TR/css-position-3/#rel-pos
// Returns the relative position offset as defined by |child_style|.
CORE_EXPORT LogicalOffset
ComputeRelativeOffset(const ComputedStyle& child_style,
WritingDirectionMode container_writing_direction,
const LogicalSize& available_size);
CORE_EXPORT LogicalOffset ComputeRelativeOffsetForBoxFragment(
const PhysicalBoxFragment& fragment,
WritingDirectionMode container_writing_direction,
const LogicalSize& available_size);
CORE_EXPORT LogicalOffset
ComputeRelativeOffsetForInline(const ConstraintSpace& space,
const ComputedStyle& child_style);
CORE_EXPORT LogicalOffset
ComputeRelativeOffsetForOOFInInline(const ConstraintSpace& space,
const ComputedStyle& child_style);
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_RELATIVE_UTILS_H_
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