1/*
2 * Copyright (C) 2011 Apple 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 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 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#pragma once
27
28#include "WebGLObject.h"
29
30namespace WebCore {
31
32class GraphicsContext3D;
33class WebGLRenderingContextBase;
34
35// WebGLContextObject the base class for objects that are owned by a specific
36// WebGLRenderingContext.
37class WebGLContextObject : public WebGLObject {
38public:
39 virtual ~WebGLContextObject();
40
41 WebGLRenderingContextBase* context() const { return m_context; }
42
43 bool validate(const WebGLContextGroup*, const WebGLRenderingContextBase& context) const override
44 {
45 return &context == m_context;
46 }
47
48 void detachContext();
49
50protected:
51 WebGLContextObject(WebGLRenderingContextBase&);
52
53 bool hasGroupOrContext() const override
54 {
55 return m_context;
56 }
57
58 GraphicsContext3D* getAGraphicsContext3D() const override;
59
60private:
61 WebGLRenderingContextBase* m_context;
62};
63
64} // namespace WebCore
65