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/platform/external/webkit/WebCore/bindings/v8/custom/V8WebKitCSSMatrixConstructor.cpp

https://github.com/aharish/totoro-gb-opensource-update2
C++ | 70 lines | 27 code | 11 blank | 32 comment | 3 complexity | a64ab6791d134575258eb17dfffcd848 MD5 | raw file
 1/*
 2 * Copyright (C) 2009 Google 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 are
 6 * met:
 7 *
 8 *     * Redistributions of source code must retain the above copyright
 9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 * 
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "V8WebKitCSSMatrix.h"
33
34#include "Document.h"
35#include "DocumentFragment.h"
36#include "Node.h"
37
38#include "V8Binding.h"
39#include "V8Document.h"
40#include "V8Node.h"
41#include "V8Proxy.h"
42
43#include <wtf/RefPtr.h>
44
45namespace WebCore {
46
47v8::Handle<v8::Value> V8WebKitCSSMatrix::constructorCallback(const v8::Arguments& args)
48{
49    INC_STATS("DOM.WebKitCSSMatrix.Constructor");
50
51    if (!args.IsConstructCall())
52        return throwError("DOM object constructor cannot be called as a function.");
53
54    // FIXME: The logic here is almost exact duplicate of V8::constructDOMObject.
55    // Consider refactoring to reduce duplication.
56    String cssValue;
57    if (args.Length() >= 1)
58        cssValue = toWebCoreString(args[0]);
59
60    ExceptionCode ec = 0;
61    RefPtr<WebKitCSSMatrix> matrix = WebKitCSSMatrix::create(cssValue, ec);
62    if (ec)
63        throwError(ec);
64
65    // Transform the holder into a wrapper object for the matrix.
66    V8DOMWrapper::setDOMWrapper(args.Holder(), V8ClassIndex::ToInt(V8ClassIndex::WEBKITCSSMATRIX), matrix.get());
67    return toV8(matrix.release(), args.Holder());
68}
69
70} // namespace WebCore