| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "core/layout/ng/ng_exclusion.h" |
| |
| #include "platform/wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| bool NGExclusion::operator==(const NGExclusion& other) const { |
| return std::tie(other.rect, other.type) == std::tie(rect, type); |
| } |
| |
| String NGExclusion::ToString() const { |
| return String::Format("Rect: %s Type: %d", rect.ToString().Ascii().data(), |
| type); |
| } |
| |
| bool NGExclusion::MaybeCombineWith(const NGExclusion& other) { |
| if (other.rect.BlockEndOffset() < rect.BlockEndOffset()) |
| return false; |
| |
| if (other.type != type) |
| return false; |
| |
| switch (other.type) { |
| case NGExclusion::kFloatLeft: { |
| if (other.rect.offset == rect.InlineEndBlockStartOffset()) { |
| rect.size = {other.rect.InlineSize() + rect.InlineSize(), |
| other.rect.BlockSize()}; |
| return true; |
| } |
| } |
| case NGExclusion::kFloatRight: { |
| if (rect.offset == other.rect.InlineEndBlockStartOffset()) { |
| rect.offset = other.rect.offset; |
| rect.size = {other.rect.InlineSize() + rect.InlineSize(), |
| other.rect.BlockSize()}; |
| return true; |
| } |
| } |
| default: |
| return false; |
| } |
| } |
| |
| std::ostream& operator<<(std::ostream& stream, const NGExclusion& value) { |
| return stream << value.ToString(); |
| } |
| |
| void NGExclusions::Add(const NGExclusion& exclusion) { |
| storage.push_back(exclusion); |
| last_float_block_start = |
| std::max(last_float_block_start, exclusion.rect.BlockStartOffset()); |
| |
| if (exclusion.type == NGExclusion::kFloatLeft) { |
| float_left_clear_offset = |
| std::max(float_left_clear_offset.value_or(LayoutUnit::Min()), |
| exclusion.rect.BlockEndOffset()); |
| } else if (exclusion.type == NGExclusion::kFloatRight) { |
| float_right_clear_offset = |
| std::max(float_right_clear_offset.value_or(LayoutUnit::Min()), |
| exclusion.rect.BlockEndOffset()); |
| } |
| } |
| |
| bool NGExclusions::operator==(const NGExclusions& other) const { |
| if (storage.size() != other.storage.size()) |
| return false; |
| for (size_t i = 0; i < storage.size(); ++i) { |
| if (storage[i] != other.storage[i]) |
| return false; |
| } |
| return true; |
| } |
| |
| } // namespace blink |