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/*
* Copyright (C) 2025 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. AND ITS CONTRIBUTORS ``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 ITS 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.
*/
#pragma once
namespace WebCore {
enum class GraphicsLayerType : uint8_t {
Normal,
Structural, // Supports position and transform only, and doesn't flatten (i.e. behaves like preserves3D is true). Uses CATransformLayer on Cocoa platforms.
PageTiledBacking,
TiledBacking,
ScrollContainer,
ScrolledContents,
Shape
};
enum class GraphicsLayerMode : uint8_t {
PlatformLayer,
LayerHostingContextId
};
enum class GraphicsLayerContentsLayerPurpose : uint8_t {
None = 0,
Image,
Media,
Canvas,
BackgroundColor,
Plugin,
Model,
HostedModel,
Host,
};
enum class GraphicsLayerShouldSetNeedsDisplay : bool { DoNotSet, Set };
enum class GraphicsLayerShouldClipToLayer : bool { DoNotClip, Clip };
#if ENABLE(MODEL_ELEMENT)
enum class GraphicsLayerModelInteraction : bool { Disabled, Enabled };
#endif
enum class GraphicsLayerCompositingCoordinatesOrientation : uint8_t { TopDown, BottomUp };
enum class GraphicsLayerScalingFilter : uint8_t { Linear, Nearest, Trilinear };
enum class GraphicsLayerCustomAppearance : bool { None, ScrollingShadow };
}
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