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