2 * Copyright (C) 2009 Apple Inc. All Rights Reserved.
3 * Copyright (C) 2009 Google Inc. All Rights Reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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27 #ifndef WebGLGetInfo_h
28 #define WebGLGetInfo_h
30 #include "core/html/canvas/WebGLBuffer.h"
31 #include "core/html/canvas/WebGLFramebuffer.h"
32 #include "core/html/canvas/WebGLProgram.h"
33 #include "core/html/canvas/WebGLRenderbuffer.h"
34 #include "core/html/canvas/WebGLTexture.h"
35 #include "core/html/canvas/WebGLVertexArrayObjectOES.h"
36 #include "wtf/Float32Array.h"
37 #include "wtf/Int32Array.h"
38 #include "wtf/PassRefPtr.h"
39 #include "wtf/RefPtr.h"
40 #include "wtf/Uint32Array.h"
41 #include "wtf/Uint8Array.h"
42 #include "wtf/text/WTFString.h"
46 // A tagged union representing the result of get queries like
47 // getParameter (encompassing getBooleanv, getIntegerv, getFloatv) and
48 // similar variants. For reference counted types, increments and
49 // decrements the reference count of the target object.
51 class WebGLGetInfo FINAL {
64 kTypeWebGLFramebuffer,
66 kTypeWebGLObjectArray,
68 kTypeWebGLRenderbuffer,
70 kTypeWebGLUnsignedByteArray,
71 kTypeWebGLUnsignedIntArray,
72 kTypeWebGLVertexArrayObjectOES,
75 explicit WebGLGetInfo(bool value);
76 WebGLGetInfo(const bool* value, int size);
77 explicit WebGLGetInfo(float value);
78 explicit WebGLGetInfo(int value);
79 // Represents the null value and type.
81 explicit WebGLGetInfo(const String& value);
82 explicit WebGLGetInfo(unsigned value);
83 explicit WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLBuffer> value);
84 explicit WebGLGetInfo(PassRefPtr<Float32Array> value);
85 explicit WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLFramebuffer> value);
86 explicit WebGLGetInfo(PassRefPtr<Int32Array> value);
87 // FIXME: implement WebGLObjectArray
88 // WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLObjectArray> value);
89 explicit WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLProgram> value);
90 explicit WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLRenderbuffer> value);
91 explicit WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLTexture> value);
92 explicit WebGLGetInfo(PassRefPtr<Uint8Array> value);
93 explicit WebGLGetInfo(PassRefPtr<Uint32Array> value);
94 explicit WebGLGetInfo(PassRefPtrWillBeRawPtr<WebGLVertexArrayObjectOES> value);
99 const Vector<bool>& getBoolArray() const;
100 float getFloat() const;
102 const String& getString() const;
103 unsigned getUnsignedInt() const;
104 PassRefPtrWillBeRawPtr<WebGLBuffer> getWebGLBuffer() const;
105 PassRefPtr<Float32Array> getWebGLFloatArray() const;
106 PassRefPtrWillBeRawPtr<WebGLFramebuffer> getWebGLFramebuffer() const;
107 PassRefPtr<Int32Array> getWebGLIntArray() const;
108 // FIXME: implement WebGLObjectArray
109 // PassRefPtr<WebGLObjectArray> getWebGLObjectArray() const;
110 PassRefPtrWillBeRawPtr<WebGLProgram> getWebGLProgram() const;
111 PassRefPtrWillBeRawPtr<WebGLRenderbuffer> getWebGLRenderbuffer() const;
112 PassRefPtrWillBeRawPtr<WebGLTexture> getWebGLTexture() const;
113 PassRefPtr<Uint8Array> getWebGLUnsignedByteArray() const;
114 PassRefPtr<Uint32Array> getWebGLUnsignedIntArray() const;
115 PassRefPtrWillBeRawPtr<WebGLVertexArrayObjectOES> getWebGLVertexArrayObjectOES() const;
120 Vector<bool> m_boolArray;
124 unsigned m_unsignedInt;
125 RefPtrWillBeMember<WebGLBuffer> m_webglBuffer;
126 RefPtr<Float32Array> m_webglFloatArray;
127 RefPtrWillBeMember<WebGLFramebuffer> m_webglFramebuffer;
128 RefPtr<Int32Array> m_webglIntArray;
129 // FIXME: implement WebGLObjectArray
130 // RefPtr<WebGLObjectArray> m_webglObjectArray;
131 RefPtrWillBeMember<WebGLProgram> m_webglProgram;
132 RefPtrWillBeMember<WebGLRenderbuffer> m_webglRenderbuffer;
133 RefPtrWillBeMember<WebGLTexture> m_webglTexture;
134 RefPtr<Uint8Array> m_webglUnsignedByteArray;
135 RefPtr<Uint32Array> m_webglUnsignedIntArray;
136 RefPtrWillBeMember<WebGLVertexArrayObjectOES> m_webglVertexArrayObject;
141 #endif // WebGLGetInfo_h