1 /* 2 * Copyright (C) 2004, 2005, 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 #ifndef GraphicsTypes_h 27 #define GraphicsTypes_h 28 29 #include "platform/PlatformExport.h" 30 #include "public/platform/WebBlendMode.h" 31 #include "third_party/skia/include/core/SkPaint.h" 32 #include "third_party/skia/include/core/SkPath.h" 33 #include "wtf/Forward.h" 34 35 namespace blink { 36 37 enum StrokeStyle { 38 NoStroke, 39 SolidStroke, 40 DottedStroke, 41 DashedStroke, 42 DoubleStroke, 43 WavyStroke, 44 }; 45 46 enum InterpolationQuality { 47 InterpolationNone = SkPaint::kNone_FilterLevel, 48 InterpolationLow = SkPaint::kLow_FilterLevel, 49 InterpolationMedium = SkPaint::kMedium_FilterLevel, 50 InterpolationHigh = SkPaint::kHigh_FilterLevel, 51 #if USE(LOW_QUALITY_IMAGE_INTERPOLATION) 52 InterpolationDefault = InterpolationLow, 53 #else 54 InterpolationDefault = InterpolationHigh, 55 #endif 56 }; 57 58 enum CompositeOperator { 59 CompositeClear, 60 CompositeCopy, 61 CompositeSourceOver, 62 CompositeSourceIn, 63 CompositeSourceOut, 64 CompositeSourceAtop, 65 CompositeDestinationOver, 66 CompositeDestinationIn, 67 CompositeDestinationOut, 68 CompositeDestinationAtop, 69 CompositeXOR, 70 CompositePlusDarker, 71 CompositePlusLighter, 72 CompositeDifference 73 }; 74 75 enum GradientSpreadMethod { 76 SpreadMethodPad, 77 SpreadMethodReflect, 78 SpreadMethodRepeat 79 }; 80 81 enum LineCap { 82 ButtCap = SkPaint::kButt_Cap, 83 RoundCap = SkPaint::kRound_Cap, 84 SquareCap = SkPaint::kSquare_Cap 85 }; 86 87 enum LineJoin { 88 MiterJoin = SkPaint::kMiter_Join, 89 RoundJoin = SkPaint::kRound_Join, 90 BevelJoin = SkPaint::kBevel_Join 91 }; 92 93 enum HorizontalAlignment { AlignLeft, AlignRight, AlignHCenter }; 94 95 enum TextBaseline { AlphabeticTextBaseline, TopTextBaseline, MiddleTextBaseline, BottomTextBaseline, IdeographicTextBaseline, HangingTextBaseline }; 96 97 enum TextAlign { StartTextAlign, EndTextAlign, LeftTextAlign, CenterTextAlign, RightTextAlign }; 98 99 enum TextDrawingMode { 100 TextModeFill = 1 << 0, 101 TextModeStroke = 1 << 1, 102 }; 103 typedef unsigned TextDrawingModeFlags; 104 105 enum ColorFilter { 106 ColorFilterNone, 107 ColorFilterLuminanceToAlpha, 108 ColorFilterSRGBToLinearRGB, 109 ColorFilterLinearRGBToSRGB 110 }; 111 112 enum WindRule { 113 RULE_NONZERO = SkPath::kWinding_FillType, 114 RULE_EVENODD = SkPath::kEvenOdd_FillType 115 }; 116 117 PLATFORM_EXPORT String compositeOperatorName(CompositeOperator, WebBlendMode); 118 PLATFORM_EXPORT bool parseCompositeAndBlendOperator(const String&, CompositeOperator&, WebBlendMode&); 119 120 PLATFORM_EXPORT String lineCapName(LineCap); 121 PLATFORM_EXPORT bool parseLineCap(const String&, LineCap&); 122 123 PLATFORM_EXPORT String lineJoinName(LineJoin); 124 PLATFORM_EXPORT bool parseLineJoin(const String&, LineJoin&); 125 126 PLATFORM_EXPORT String textAlignName(TextAlign); 127 PLATFORM_EXPORT bool parseTextAlign(const String&, TextAlign&); 128 129 PLATFORM_EXPORT String textBaselineName(TextBaseline); 130 PLATFORM_EXPORT bool parseTextBaseline(const String&, TextBaseline&); 131 132 } // namespace blink 133 134 #endif 135