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
33 #if ENABLE(SVG)
34
35 #include "TransformationMatrix.h"
36
37 #include "SVGException.h"
38
39 #include "V8Binding.h"
40 #include "V8CustomBinding.h"
41 #include "V8SVGPODTypeWrapper.h"
42 #include "V8Proxy.h"
43
44 namespace WebCore {
45
CALLBACK_FUNC_DECL(SVGMatrixInverse)46 CALLBACK_FUNC_DECL(SVGMatrixInverse)
47 {
48 INC_STATS("DOM.SVGMatrix.inverse()");
49 TransformationMatrix matrix = *V8DOMWrapper::convertToNativeObject<V8SVGPODTypeWrapper<TransformationMatrix> >(V8ClassIndex::SVGMATRIX, args.Holder());
50 ExceptionCode ec = 0;
51 TransformationMatrix result = matrix.inverse();
52
53 if (!matrix.isInvertible())
54 ec = SVGException::SVG_MATRIX_NOT_INVERTABLE;
55
56 if (ec != 0) {
57 V8Proxy::setDOMException(ec);
58 return v8::Handle<v8::Value>();
59 }
60
61 return V8DOMWrapper::convertToV8Object(V8ClassIndex::SVGMATRIX, V8SVGStaticPODTypeWrapper<TransformationMatrix>::create(result));
62 }
63
CALLBACK_FUNC_DECL(SVGMatrixRotateFromVector)64 CALLBACK_FUNC_DECL(SVGMatrixRotateFromVector)
65 {
66 INC_STATS("DOM.SVGMatrix.rotateFromVector()");
67 TransformationMatrix matrix = *V8DOMWrapper::convertToNativeObject<V8SVGPODTypeWrapper<TransformationMatrix> >(V8ClassIndex::SVGMATRIX, args.Holder());
68 ExceptionCode ec = 0;
69 float x = toFloat(args[0]);
70 float y = toFloat(args[1]);
71 TransformationMatrix result = matrix;
72 result.rotateFromVector(x, y);
73 if (x == 0.0 || y == 0.0)
74 ec = SVGException::SVG_INVALID_VALUE_ERR;
75
76 if (ec != 0) {
77 V8Proxy::setDOMException(ec);
78 return v8::Handle<v8::Value>();
79 }
80
81 return V8DOMWrapper::convertToV8Object(V8ClassIndex::SVGMATRIX, V8SVGStaticPODTypeWrapper<TransformationMatrix>::create(result));
82 }
83
84 } // namespace WebCore
85
86 #endif
87