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
117
118
119
120
121
122
123
124
125
126
127
|
/*
* Copyright (C) 2004, 2005, 2006 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. ``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
* 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.
*/
#ifndef GraphicsTypes_h
#define GraphicsTypes_h
#include "WindRule.h"
#include <wtf/Forward.h>
namespace WebCore {
enum CompositeOperator {
CompositeClear,
CompositeCopy,
CompositeSourceOver,
CompositeSourceIn,
CompositeSourceOut,
CompositeSourceAtop,
CompositeDestinationOver,
CompositeDestinationIn,
CompositeDestinationOut,
CompositeDestinationAtop,
CompositeXOR,
CompositePlusDarker,
CompositePlusLighter,
CompositeDifference
};
enum BlendMode {
BlendModeNormal = 1, // Start with 1 to match SVG's blendmode enumeration.
BlendModeMultiply,
BlendModeScreen,
BlendModeDarken,
BlendModeLighten,
BlendModeOverlay,
BlendModeColorDodge,
BlendModeColorBurn,
BlendModeHardLight,
BlendModeSoftLight,
BlendModeDifference,
BlendModeExclusion,
BlendModeHue,
BlendModeSaturation,
BlendModeColor,
BlendModeLuminosity,
BlendModePlusDarker,
BlendModePlusLighter
};
enum GradientSpreadMethod {
SpreadMethodPad,
SpreadMethodReflect,
SpreadMethodRepeat
};
enum InterpolationQuality {
InterpolationDefault,
InterpolationNone,
InterpolationLow,
InterpolationMedium,
InterpolationHigh
};
enum LineCap { ButtCap, RoundCap, SquareCap };
enum LineJoin { MiterJoin, RoundJoin, BevelJoin };
enum HorizontalAlignment { AlignLeft, AlignRight, AlignHCenter };
enum TextBaseline { AlphabeticTextBaseline, TopTextBaseline, MiddleTextBaseline, BottomTextBaseline, IdeographicTextBaseline, HangingTextBaseline };
enum TextAlign { StartTextAlign, EndTextAlign, LeftTextAlign, CenterTextAlign, RightTextAlign };
enum RenderingMode {
Unaccelerated,
UnacceleratedNonPlatformBuffer, // Use plain memory allocation rather than platform API to allocate backing store.
Accelerated
};
String compositeOperatorName(CompositeOperator, BlendMode);
bool parseBlendMode(const String&, BlendMode&);
bool parseCompositeAndBlendOperator(const String&, CompositeOperator&, BlendMode&);
String lineCapName(LineCap);
bool parseLineCap(const String&, LineCap&);
String lineJoinName(LineJoin);
bool parseLineJoin(const String&, LineJoin&);
String textAlignName(TextAlign);
bool parseTextAlign(const String&, TextAlign&);
String textBaselineName(TextBaseline);
bool parseTextBaseline(const String&, TextBaseline&);
class TextStream;
WEBCORE_EXPORT TextStream& operator<<(TextStream&, BlendMode);
WEBCORE_EXPORT TextStream& operator<<(TextStream&, CompositeOperator);
WEBCORE_EXPORT TextStream& operator<<(TextStream&, WindRule);
WEBCORE_EXPORT TextStream& operator<<(TextStream&, LineCap);
WEBCORE_EXPORT TextStream& operator<<(TextStream&, LineJoin);
} // namespace WebCore
#endif
|