1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
/*
* Copyright (C) 2020 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. AND ITS 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 APPLE INC. OR ITS 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 "InlineIteratorBoxLegacyPath.h"
#include "LayoutIntegrationInlineContent.h"
#include "LegacyRootInlineBox.h"
#include "RenderBlockFlow.h"
namespace WebCore {
namespace InlineIterator {
class LineBoxIteratorLegacyPath {
public:
LineBoxIteratorLegacyPath(const LegacyRootInlineBox* rootInlineBox)
: m_rootInlineBox(rootInlineBox)
{
}
LineBoxIteratorLegacyPath(LineBoxIteratorLegacyPath&&) = default;
LineBoxIteratorLegacyPath(const LineBoxIteratorLegacyPath&) = default;
LineBoxIteratorLegacyPath& operator=(const LineBoxIteratorLegacyPath&) = default;
LineBoxIteratorLegacyPath& operator=(LineBoxIteratorLegacyPath&&) = default;
float contentLogicalTop() const { return m_rootInlineBox->lineTop().toFloat(); }
float contentLogicalBottom() const { return m_rootInlineBox->lineBottom().toFloat(); }
float contentLogicalTopAdjustedForPrecedingLineBox() const { return m_rootInlineBox->selectionTop().toFloat(); }
float contentLogicalBottomAdjustedForFollowingLineBox() const { return m_rootInlineBox->selectionBottom().toFloat(); }
float logicalTop() const { return m_rootInlineBox->lineBoxTop().toFloat(); }
float logicalBottom() const { return m_rootInlineBox->lineBoxBottom().toFloat(); }
float logicalWidth() const { return m_rootInlineBox->lineBoxWidth().toFloat(); }
float inkOverflowLogicalTop() const { return m_rootInlineBox->logicalTopVisualOverflow(); }
float inkOverflowLogicalBottom() const { return m_rootInlineBox->logicalBottomVisualOverflow(); }
float scrollableOverflowTop() const { return logicalTop(); }
float scrollableOverflowBottom() const { return logicalBottom(); }
bool hasEllipsis() const { return false; }
FloatRect ellipsisVisualRectIgnoringBlockDirection() const
{
ASSERT_NOT_REACHED();
return { };
}
TextRun ellipsisText() const
{
ASSERT_NOT_REACHED();
return TextRun { emptyString() };
}
float contentLogicalLeft() const { return m_rootInlineBox->logicalLeft(); }
float contentLogicalRight() const { return m_rootInlineBox->logicalRight(); }
bool isHorizontal() const { return m_rootInlineBox->isHorizontal(); }
FontBaseline baselineType() const { return m_rootInlineBox->baselineType(); }
const RenderBlockFlow& formattingContextRoot() const { return m_rootInlineBox->blockFlow(); }
bool isFirstAfterPageBreak() const { return false; }
size_t lineIndex() const
{
return formattingContextRoot().legacyRootBox() ? 1 : 0;
}
void traverseNext()
{
m_rootInlineBox = m_rootInlineBox->nextRootBox();
}
void traversePrevious()
{
m_rootInlineBox = m_rootInlineBox->prevRootBox();
}
friend bool operator==(LineBoxIteratorLegacyPath, LineBoxIteratorLegacyPath) = default;
bool atEnd() const { return !m_rootInlineBox; }
BoxLegacyPath firstLeafBox() const
{
return { m_rootInlineBox->firstLeafDescendant() };
}
BoxLegacyPath lastLeafBox() const
{
return { m_rootInlineBox->lastLeafDescendant() };
}
private:
WeakPtr<const LegacyRootInlineBox> m_rootInlineBox;
};
}
}
|
