| /* |
| * Copyright (C) 2004, 2005, 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 "platform/PlatformExport.h" |
| #include "public/platform/WebBlendMode.h" |
| #include "third_party/skia/include/core/SkFilterQuality.h" |
| #include "third_party/skia/include/core/SkPaint.h" |
| #include "third_party/skia/include/core/SkPath.h" |
| #include "wtf/Forward.h" |
| #include "wtf/build_config.h" |
| |
| namespace blink { |
| |
| enum StrokeStyle { |
| NoStroke, |
| SolidStroke, |
| DottedStroke, |
| DashedStroke, |
| DoubleStroke, |
| WavyStroke, |
| }; |
| |
| enum InterpolationQuality { |
| InterpolationNone = kNone_SkFilterQuality, |
| InterpolationLow = kLow_SkFilterQuality, |
| InterpolationMedium = kMedium_SkFilterQuality, |
| InterpolationHigh = kHigh_SkFilterQuality, |
| #if USE(LOW_QUALITY_IMAGE_INTERPOLATION) |
| InterpolationDefault = InterpolationLow, |
| #else |
| InterpolationDefault = InterpolationHigh, |
| #endif |
| }; |
| |
| enum CompositeOperator { |
| CompositeClear, |
| CompositeCopy, |
| CompositeSourceOver, |
| CompositeSourceIn, |
| CompositeSourceOut, |
| CompositeSourceAtop, |
| CompositeDestinationOver, |
| CompositeDestinationIn, |
| CompositeDestinationOut, |
| CompositeDestinationAtop, |
| CompositeXOR, |
| CompositePlusLighter |
| }; |
| |
| enum OpacityMode { |
| NonOpaque, |
| Opaque, |
| }; |
| |
| enum AccelerationHint { |
| PreferAcceleration, |
| // The PreferAccelerationAfterVisibilityChange hint suggests we should switch back to acceleration |
| // in the context of the canvas becoming visible again. |
| PreferAccelerationAfterVisibilityChange, |
| PreferNoAcceleration, |
| }; |
| |
| enum SnapshotReason { |
| SnapshotReasonUnknown, |
| SnapshotReasonGetImageData, |
| SnapshotReasonCopyToWebGLTexture, |
| SnapshotReasonPaint, |
| SnapshotReasonToDataURL, |
| SnapshotReasonToBlob, |
| SnapshotReasonCanvasListenerCapture, |
| SnapshotReasonDrawImage, |
| SnapshotReasonCreatePattern, |
| }; |
| |
| // Note: enum used directly for histogram, values must not change |
| enum DisableDeferralReason { |
| DisableDeferralReasonUnknown = 0, // Should not appear in production histograms |
| DisableDeferralReasonExpensiveOverdrawHeuristic = 1, |
| DisableDeferralReasonUsingTextureBackedPattern = 2, |
| DisableDeferralReasonDrawImageOfVideo = 3, |
| DisableDeferralReasonDrawImageOfAnimated2dCanvas = 4, |
| DisableDeferralReasonSubPixelTextAntiAliasingSupport = 5, |
| DisableDeferralReasonCount, |
| }; |
| |
| enum FlushReason { |
| FlushReasonUnknown, |
| FlushReasonInitialClear, |
| FlushReasonDrawImageOfWebGL, |
| }; |
| |
| enum ImageInitializationMode { |
| InitializeImagePixels, |
| DoNotInitializeImagePixels, |
| }; |
| |
| // TODO(junov): crbug.com/453113 relocate ShadowMode to CanvasRenderingContext2DState.h once |
| // GraphicsContext no longer uses it. |
| enum ShadowMode { |
| DrawShadowAndForeground, |
| DrawShadowOnly, |
| DrawForegroundOnly |
| }; |
| |
| enum AntiAliasingMode { |
| NotAntiAliased, |
| AntiAliased |
| }; |
| |
| enum GradientSpreadMethod { |
| SpreadMethodPad, |
| SpreadMethodReflect, |
| SpreadMethodRepeat |
| }; |
| |
| enum LineCap { |
| ButtCap = SkPaint::kButt_Cap, |
| RoundCap = SkPaint::kRound_Cap, |
| SquareCap = SkPaint::kSquare_Cap |
| }; |
| |
| enum LineJoin { |
| MiterJoin = SkPaint::kMiter_Join, |
| RoundJoin = SkPaint::kRound_Join, |
| BevelJoin = SkPaint::kBevel_Join |
| }; |
| |
| enum HorizontalAlignment { AlignLeft, AlignRight, AlignHCenter }; |
| |
| enum TextBaseline { AlphabeticTextBaseline, TopTextBaseline, MiddleTextBaseline, BottomTextBaseline, IdeographicTextBaseline, HangingTextBaseline }; |
| |
| enum TextAlign { StartTextAlign, EndTextAlign, LeftTextAlign, CenterTextAlign, RightTextAlign }; |
| |
| enum TextDrawingMode { |
| TextModeFill = 1 << 0, |
| TextModeStroke = 1 << 1, |
| }; |
| typedef unsigned TextDrawingModeFlags; |
| |
| enum ColorFilter { |
| ColorFilterNone, |
| ColorFilterLuminanceToAlpha, |
| ColorFilterSRGBToLinearRGB, |
| ColorFilterLinearRGBToSRGB |
| }; |
| |
| enum WindRule { |
| RULE_NONZERO = SkPath::kWinding_FillType, |
| RULE_EVENODD = SkPath::kEvenOdd_FillType |
| }; |
| |
| PLATFORM_EXPORT String compositeOperatorName(CompositeOperator, WebBlendMode); |
| PLATFORM_EXPORT bool parseCompositeAndBlendOperator(const String&, CompositeOperator&, WebBlendMode&); |
| |
| PLATFORM_EXPORT String lineCapName(LineCap); |
| PLATFORM_EXPORT bool parseLineCap(const String&, LineCap&); |
| |
| PLATFORM_EXPORT String lineJoinName(LineJoin); |
| PLATFORM_EXPORT bool parseLineJoin(const String&, LineJoin&); |
| |
| PLATFORM_EXPORT String textAlignName(TextAlign); |
| PLATFORM_EXPORT bool parseTextAlign(const String&, TextAlign&); |
| |
| PLATFORM_EXPORT String textBaselineName(TextBaseline); |
| PLATFORM_EXPORT bool parseTextBaseline(const String&, TextBaseline&); |
| |
| } // namespace blink |
| |
| #endif |