fde_css.h revision 5ae9d0c6fd838a2967cca72aa5751b51dadc2769 
1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef XFA_FDE_CSS_FDE_CSS_H_
8#define XFA_FDE_CSS_FDE_CSS_H_
9
10#include "core/fxge/fx_dib.h"
11#include "xfa/fgas/crt/fgas_stream.h"
12#include "xfa/fgas/crt/fgas_utils.h"
13#include "xfa/fgas/font/cfgas_fontmgr.h"
14
15enum FDE_CSSVALUETYPE {
16  FDE_CSSVALUETYPE_Primitive = 1 << 0,
17  FDE_CSSVALUETYPE_List = 1 << 1,
18  FDE_CSSVALUETYPE_Shorthand = 1 << 2,
19  // Note the values below this comment must be > 0x0F so we can mask the above.
20  FDE_CSSVALUETYPE_MaybeNumber = 1 << 4,
21  FDE_CSSVALUETYPE_MaybeEnum = 1 << 5,
22  FDE_CSSVALUETYPE_MaybeString = 1 << 7,
23  FDE_CSSVALUETYPE_MaybeColor = 1 << 8
24};
25
26enum class FDE_CSSPrimitiveType : uint8_t {
27  Unknown = 0,
28  Number,
29  String,
30  RGB,
31  Enum,
32  Function,
33  List,
34};
35
36enum class FDE_CSSPropertyValue : uint8_t {
37  Bolder = 0,
38  None,
39  Dot,
40  Sub,
41  Top,
42  Right,
43  Normal,
44  Auto,
45  Text,
46  XSmall,
47  Thin,
48  Small,
49  Bottom,
50  Underline,
51  Double,
52  Lighter,
53  Oblique,
54  Super,
55  Center,
56  XxLarge,
57  Smaller,
58  Baseline,
59  Thick,
60  Justify,
61  Middle,
62  Medium,
63  ListItem,
64  XxSmall,
65  Bold,
66  SmallCaps,
67  Inline,
68  Overline,
69  TextBottom,
70  Larger,
71  InlineTable,
72  InlineBlock,
73  Blink,
74  Block,
75  Italic,
76  LineThrough,
77  XLarge,
78  Large,
79  Left,
80  TextTop,
81  LAST_MARKER
82};
83
84enum class FDE_CSSProperty : uint8_t {
85  BorderLeft = 0,
86  Top,
87  Margin,
88  TextIndent,
89  Right,
90  PaddingLeft,
91  MarginLeft,
92  Border,
93  BorderTop,
94  Bottom,
95  PaddingRight,
96  BorderBottom,
97  FontFamily,
98  FontWeight,
99  Color,
100  LetterSpacing,
101  TextAlign,
102  BorderRightWidth,
103  VerticalAlign,
104  PaddingTop,
105  FontVariant,
106  BorderWidth,
107  BorderBottomWidth,
108  BorderRight,
109  FontSize,
110  BorderSpacing,
111  FontStyle,
112  Font,
113  LineHeight,
114  MarginRight,
115  BorderLeftWidth,
116  Display,
117  PaddingBottom,
118  BorderTopWidth,
119  WordSpacing,
120  Left,
121  TextDecoration,
122  Padding,
123  MarginBottom,
124  MarginTop,
125  LAST_MARKER
126};
127
128enum class FDE_CSSSelectorType : uint8_t { Element = 0, Descendant };
129
130enum class FDE_CSSLengthUnit : uint8_t {
131  Auto,
132  None,
133  Normal,
134  Point,
135  Percent,
136};
137
138enum class FDE_CSSDisplay : uint8_t {
139  None,
140  ListItem,
141  Block,
142  Inline,
143  InlineBlock,
144  InlineTable,
145};
146
147enum class FDE_CSSFontStyle : uint8_t {
148  Normal,
149  Italic,
150};
151
152enum class FDE_CSSTextAlign : uint8_t {
153  Left,
154  Right,
155  Center,
156  Justify,
157  JustifyAll,
158};
159
160enum class FDE_CSSVerticalAlign : uint8_t {
161  Baseline,
162  Sub,
163  Super,
164  Top,
165  TextTop,
166  Middle,
167  Bottom,
168  TextBottom,
169  Number,
170};
171
172enum class FDE_CSSFontVariant : uint8_t {
173  Normal,
174  SmallCaps,
175};
176
177enum FDE_CSSTEXTDECORATION {
178  FDE_CSSTEXTDECORATION_None = 0,
179  FDE_CSSTEXTDECORATION_Underline = 1 << 0,
180  FDE_CSSTEXTDECORATION_Overline = 1 << 1,
181  FDE_CSSTEXTDECORATION_LineThrough = 1 << 2,
182  FDE_CSSTEXTDECORATION_Blink = 1 << 3,
183  FDE_CSSTEXTDECORATION_Double = 1 << 4,
184};
185
186class FDE_CSSLength {
187 public:
188  FDE_CSSLength() {}
189
190  explicit FDE_CSSLength(FDE_CSSLengthUnit eUnit) : m_unit(eUnit) {}
191
192  FDE_CSSLength(FDE_CSSLengthUnit eUnit, FX_FLOAT fValue)
193      : m_unit(eUnit), m_fValue(fValue) {}
194
195  FDE_CSSLength& Set(FDE_CSSLengthUnit eUnit) {
196    m_unit = eUnit;
197    return *this;
198  }
199
200  FDE_CSSLength& Set(FDE_CSSLengthUnit eUnit, FX_FLOAT fValue) {
201    m_unit = eUnit;
202    m_fValue = fValue;
203    return *this;
204  }
205
206  FDE_CSSLengthUnit GetUnit() const { return m_unit; }
207
208  FX_FLOAT GetValue() const { return m_fValue; }
209  bool NonZero() const { return static_cast<int>(m_fValue) != 0; }
210
211 private:
212  FDE_CSSLengthUnit m_unit;
213  FX_FLOAT m_fValue;
214};
215
216class FDE_CSSRect {
217 public:
218  FDE_CSSRect() {}
219
220  FDE_CSSRect(FDE_CSSLengthUnit eUnit, FX_FLOAT val)
221      : left(eUnit, val),
222        top(eUnit, val),
223        right(eUnit, val),
224        bottom(eUnit, val) {}
225
226  FDE_CSSRect& Set(FDE_CSSLengthUnit eUnit) {
227    left.Set(eUnit);
228    top.Set(eUnit);
229    right.Set(eUnit);
230    bottom.Set(eUnit);
231    return *this;
232  }
233  FDE_CSSRect& Set(FDE_CSSLengthUnit eUnit, FX_FLOAT fValue) {
234    left.Set(eUnit, fValue);
235    top.Set(eUnit, fValue);
236    right.Set(eUnit, fValue);
237    bottom.Set(eUnit, fValue);
238    return *this;
239  }
240
241  FDE_CSSLength left, top, right, bottom;
242};
243
244#endif  // XFA_FDE_CSS_FDE_CSS_H_
245