/* | |
* Copyright (c) 2010, Google 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: | |
* * Redistributions of source code must retain the above copyright | |
* notice, this list of conditions and the following disclaimer. | |
* * 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT | |
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*/ | |
#ifndef WebGLContextAttributes_h | |
#define WebGLContextAttributes_h | |
#include "CanvasContextAttributes.h" | |
#include "GraphicsContext3D.h" | |
#include <wtf/PassRefPtr.h> | |
namespace WebCore { | |
class WebGLContextAttributes : public CanvasContextAttributes { | |
public: | |
virtual ~WebGLContextAttributes(); | |
// Create a new attributes object | |
static PassRefPtr<WebGLContextAttributes> create(); | |
// Create a new attributes object initialized with preexisting attributes | |
static PassRefPtr<WebGLContextAttributes> create(GraphicsContext3D::Attributes attributes); | |
// Whether or not the drawing buffer has an alpha channel; default=true | |
bool alpha() const; | |
void setAlpha(bool alpha); | |
// Whether or not the drawing buffer has a depth buffer; default=true | |
bool depth() const; | |
void setDepth(bool depth); | |
// Whether or not the drawing buffer has a stencil buffer; default=true | |
bool stencil() const; | |
void setStencil(bool stencil); | |
// Whether or not the drawing buffer is antialiased; default=true | |
bool antialias() const; | |
void setAntialias(bool antialias); | |
// Whether or not to treat the values in the drawing buffer as | |
// though their alpha channel has already been multiplied into the | |
// color channels; default=true | |
bool premultipliedAlpha() const; | |
void setPremultipliedAlpha(bool premultipliedAlpha); | |
// Fetches a copy of the attributes stored in this object in a | |
// form that can be used to initialize a GraphicsContext3D. | |
GraphicsContext3D::Attributes attributes() const; | |
protected: | |
WebGLContextAttributes(); | |
WebGLContextAttributes(GraphicsContext3D::Attributes attributes); | |
private: | |
GraphicsContext3D::Attributes m_attrs; | |
}; | |
} // namespace WebCore | |
#endif // WebGLContextAttributes_h |