1 | /* |
2 | * Copyright (C) 2004, 2005, 2006 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #pragma once |
27 | |
28 | #include "WindRule.h" |
29 | #include <wtf/Forward.h> |
30 | |
31 | namespace WTF { |
32 | class TextStream; |
33 | } |
34 | |
35 | namespace WebCore { |
36 | |
37 | enum CompositeOperator { |
38 | CompositeClear, |
39 | CompositeCopy, |
40 | CompositeSourceOver, |
41 | CompositeSourceIn, |
42 | CompositeSourceOut, |
43 | CompositeSourceAtop, |
44 | CompositeDestinationOver, |
45 | CompositeDestinationIn, |
46 | CompositeDestinationOut, |
47 | CompositeDestinationAtop, |
48 | CompositeXOR, |
49 | CompositePlusDarker, |
50 | CompositePlusLighter, |
51 | CompositeDifference |
52 | }; |
53 | |
54 | enum class BlendMode { |
55 | Normal = 1, // Start with 1 to match SVG's blendmode enumeration. |
56 | Multiply, |
57 | Screen, |
58 | Darken, |
59 | Lighten, |
60 | Overlay, |
61 | ColorDodge, |
62 | ColorBurn, |
63 | HardLight, |
64 | SoftLight, |
65 | Difference, |
66 | Exclusion, |
67 | Hue, |
68 | Saturation, |
69 | Color, |
70 | Luminosity, |
71 | PlusDarker, |
72 | PlusLighter |
73 | }; |
74 | |
75 | enum GradientSpreadMethod { |
76 | SpreadMethodPad, |
77 | SpreadMethodReflect, |
78 | SpreadMethodRepeat |
79 | }; |
80 | |
81 | enum InterpolationQuality { |
82 | InterpolationDefault, |
83 | InterpolationNone, |
84 | InterpolationLow, |
85 | InterpolationMedium, |
86 | InterpolationHigh |
87 | }; |
88 | |
89 | enum LineCap { |
90 | ButtCap, |
91 | RoundCap, |
92 | SquareCap |
93 | }; |
94 | |
95 | enum LineJoin { |
96 | MiterJoin, |
97 | RoundJoin, |
98 | BevelJoin |
99 | }; |
100 | |
101 | enum HorizontalAlignment { |
102 | AlignLeft, |
103 | AlignRight, |
104 | AlignHCenter |
105 | }; |
106 | |
107 | enum TextBaseline { |
108 | AlphabeticTextBaseline, |
109 | TopTextBaseline, |
110 | MiddleTextBaseline, |
111 | BottomTextBaseline, |
112 | IdeographicTextBaseline, |
113 | HangingTextBaseline |
114 | }; |
115 | |
116 | enum TextAlign { |
117 | StartTextAlign, |
118 | EndTextAlign, |
119 | LeftTextAlign, |
120 | CenterTextAlign, |
121 | RightTextAlign |
122 | }; |
123 | |
124 | enum RenderingMode { |
125 | Unaccelerated, |
126 | UnacceleratedNonPlatformBuffer, // Use plain memory allocation rather than platform API to allocate backing store. |
127 | Accelerated |
128 | }; |
129 | |
130 | enum class AlphaPremultiplication { |
131 | Premultiplied, |
132 | Unpremultiplied |
133 | }; |
134 | |
135 | String compositeOperatorName(CompositeOperator, BlendMode); |
136 | String blendModeName(BlendMode); |
137 | bool parseBlendMode(const String&, BlendMode&); |
138 | bool parseCompositeAndBlendOperator(const String&, CompositeOperator&, BlendMode&); |
139 | |
140 | WEBCORE_EXPORT WTF::TextStream& operator<<(WTF::TextStream&, BlendMode); |
141 | WEBCORE_EXPORT WTF::TextStream& operator<<(WTF::TextStream&, CompositeOperator); |
142 | WEBCORE_EXPORT WTF::TextStream& operator<<(WTF::TextStream&, WindRule); |
143 | WEBCORE_EXPORT WTF::TextStream& operator<<(WTF::TextStream&, LineCap); |
144 | WEBCORE_EXPORT WTF::TextStream& operator<<(WTF::TextStream&, LineJoin); |
145 | WEBCORE_EXPORT WTF::TextStream& operator<<(WTF::TextStream&, AlphaPremultiplication); |
146 | |
147 | } // namespace WebCore |
148 | |
149 | |