2 * Copyright (C) 2009 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, 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 COMPUTER, 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
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23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include "JSCanvasRenderingContext.h"
29 #include "CanvasRenderingContext2D.h"
30 #include "HTMLCanvasElement.h"
31 #include "JSCanvasRenderingContext2D.h"
34 #include "WebGLRenderingContext.h"
35 #include "JSWebGLRenderingContext.h"
42 void JSCanvasRenderingContext::visitChildren(JSCell* cell, SlotVisitor& visitor)
44 JSCanvasRenderingContext* thisObject = jsCast<JSCanvasRenderingContext*>(cell);
45 ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
46 COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag);
47 ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren());
48 Base::visitChildren(thisObject, visitor);
50 visitor.addOpaqueRoot(root(thisObject->impl()->canvas()));
53 JSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, CanvasRenderingContext* object)
60 return wrap<JSWebGLRenderingContext>(exec, globalObject, static_cast<WebGLRenderingContext*>(object));
62 ASSERT(object->is2d());
63 return wrap<JSCanvasRenderingContext2D>(exec, globalObject, static_cast<CanvasRenderingContext2D*>(object));
66 } // namespace WebCore