The Tor Browser: content/canvas/src/WebGLQuery.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef WEBGLQUERY_H_

     7 #define WEBGLQUERY_H_

     9 #include "WebGLObjectModel.h"

    11 #include "nsWrapperCache.h"

    13 #include "mozilla/LinkedList.h"

    15 namespace mozilla {

    17 class WebGLQuery MOZ_FINAL

    18     : public nsWrapperCache

    19     , public WebGLRefCountedObject<WebGLQuery>

    20     , public LinkedListElement<WebGLQuery>

    21     , public WebGLContextBoundObject

    22 {

    23 // -----------------------------------------------------------------------------

    24 // PUBLIC

    25 public:

    27     // -------------------------------------------------------------------------

    28     // CONSTRUCTOR & DESTRUCTOR

    30     WebGLQuery(WebGLContext *context);

    32     ~WebGLQuery() {

    33         DeleteOnce();

    34     };

    37     // -------------------------------------------------------------------------

    38     // MEMBER FUNCTIONS

    40     bool IsActive() const;

    42     bool HasEverBeenActive()

    43     {

    44         return mType != 0;

    45     }

    48     // -------------------------------------------------------------------------

    49     // IMPLEMENT WebGLRefCountedObject and WebGLContextBoundObject

    51     void Delete();

    53     WebGLContext* GetParentObject() const

    54     {

    55         return Context();

    56     }

    59     // -------------------------------------------------------------------------

    60     // IMPLEMENT NS

    61     virtual JSObject* WrapObject(JSContext *cx) MOZ_OVERRIDE;

    63     NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WebGLQuery)

    64     NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(WebGLQuery)

    67 // -----------------------------------------------------------------------------

    68 // PRIVATE

    69 private:

    71     // -------------------------------------------------------------------------

    72     // MEMBERS

    73     GLuint mGLName;

    74     GLenum mType;

    76     // -------------------------------------------------------------------------

    77     // FRIENDSHIPS

    78     friend class WebGLContext;

    79 };

    81 } // namespace mozilla

    83 #endif

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