1/*
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3 * (C) 2000 Antti Koivisto (koivisto@kde.org)
4 * (C) 2000 Dirk Mueller (mueller@kde.org)
5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
6 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public License
19 * along with this library; see the file COPYING.LIB. If not, write to
20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 *
23 */
24
25#pragma once
26
27#include "BorderValue.h"
28#include "LengthSize.h"
29#include "NinePieceImage.h"
30
31namespace WebCore {
32
33class BorderData {
34friend class RenderStyle;
35public:
36 BorderData()
37 : m_topLeft { { 0, Fixed }, { 0, Fixed } }
38 , m_topRight { { 0, Fixed }, { 0, Fixed } }
39 , m_bottomLeft { { 0, Fixed }, { 0, Fixed } }
40 , m_bottomRight { { 0, Fixed }, { 0, Fixed } }
41 {
42 }
43 bool hasBorder() const
44 {
45 bool haveImage = m_image.hasImage();
46 return m_left.nonZero(!haveImage) || m_right.nonZero(!haveImage) || m_top.nonZero(!haveImage) || m_bottom.nonZero(!haveImage);
47 }
48
49 bool hasVisibleBorder() const
50 {
51 bool haveImage = m_image.hasImage();
52 return m_left.isVisible(!haveImage) || m_right.isVisible(!haveImage) || m_top.isVisible(!haveImage) || m_bottom.isVisible(!haveImage);
53 }
54
55 bool hasFill() const
56 {
57 return m_image.hasImage() && m_image.fill();
58 }
59
60 bool hasBorderRadius() const
61 {
62 return !m_topLeft.width.isZero()
63 || !m_topRight.width.isZero()
64 || !m_bottomLeft.width.isZero()
65 || !m_bottomRight.width.isZero();
66 }
67
68 float borderLeftWidth() const
69 {
70 if (!m_image.hasImage() && (m_left.style() == BorderStyle::None || m_left.style() == BorderStyle::Hidden))
71 return 0;
72 return m_left.width();
73 }
74
75 float borderRightWidth() const
76 {
77 if (!m_image.hasImage() && (m_right.style() == BorderStyle::None || m_right.style() == BorderStyle::Hidden))
78 return 0;
79 return m_right.width();
80 }
81
82 float borderTopWidth() const
83 {
84 if (!m_image.hasImage() && (m_top.style() == BorderStyle::None || m_top.style() == BorderStyle::Hidden))
85 return 0;
86 return m_top.width();
87 }
88
89 float borderBottomWidth() const
90 {
91 if (!m_image.hasImage() && (m_bottom.style() == BorderStyle::None || m_bottom.style() == BorderStyle::Hidden))
92 return 0;
93 return m_bottom.width();
94 }
95
96 FloatBoxExtent borderWidth() const
97 {
98 return FloatBoxExtent(borderTopWidth(), borderRightWidth(), borderBottomWidth(), borderLeftWidth());
99 }
100
101 bool operator==(const BorderData& o) const
102 {
103 return m_left == o.m_left && m_right == o.m_right && m_top == o.m_top && m_bottom == o.m_bottom && m_image == o.m_image
104 && m_topLeft == o.m_topLeft && m_topRight == o.m_topRight && m_bottomLeft == o.m_bottomLeft && m_bottomRight == o.m_bottomRight;
105 }
106
107 bool operator!=(const BorderData& o) const
108 {
109 return !(*this == o);
110 }
111
112 const BorderValue& left() const { return m_left; }
113 const BorderValue& right() const { return m_right; }
114 const BorderValue& top() const { return m_top; }
115 const BorderValue& bottom() const { return m_bottom; }
116
117 const NinePieceImage& image() const { return m_image; }
118
119 const LengthSize& topLeft() const { return m_topLeft; }
120 const LengthSize& topRight() const { return m_topRight; }
121 const LengthSize& bottomLeft() const { return m_bottomLeft; }
122 const LengthSize& bottomRight() const { return m_bottomRight; }
123
124private:
125 BorderValue m_left;
126 BorderValue m_right;
127 BorderValue m_top;
128 BorderValue m_bottom;
129
130 NinePieceImage m_image;
131
132 LengthSize m_topLeft;
133 LengthSize m_topRight;
134 LengthSize m_bottomLeft;
135 LengthSize m_bottomRight;
136};
137
138} // namespace WebCore
139