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| 1 // Copyright 2011, Google Inc. |
| 2 // 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 #include "config.h" |
| 31 #include "DartCanvasPixelArray.h" |
| 32 |
| 33 #include "CanvasPixelArray.h" |
| 34 #include "DartDOMWrapper.h" |
| 35 #include "DartUtilities.h" |
| 36 |
| 37 namespace WebCore { |
| 38 |
| 39 namespace DartCanvasPixelArrayInternal { |
| 40 |
| 41 void numericIndexGetterCallback(Dart_NativeArguments args) |
| 42 { |
| 43 DartApiScope dartApiScope; |
| 44 Dart_Handle exception; |
| 45 { |
| 46 CanvasPixelArray* receiver = DartDOMWrapper::receiver< CanvasPixelArray
>(args); |
| 47 const ParameterAdapter< unsigned int > index(Dart_GetNativeArgument(args
, 1)); |
| 48 if (!index.conversionSuccessful()) { |
| 49 exception = index.exception(); |
| 50 goto fail; |
| 51 } |
| 52 |
| 53 unsigned char result = 0; |
| 54 // FIXME: check if we should throw if index is out of bounds. |
| 55 receiver->get(index, result); |
| 56 |
| 57 DartDOMWrapper::returnValue(args, static_cast<intptr_t>(result)); |
| 58 return; |
| 59 } |
| 60 |
| 61 fail: |
| 62 Dart_ThrowException(exception); |
| 63 ASSERT_NOT_REACHED(); |
| 64 } |
| 65 |
| 66 void numericIndexSetterCallback(Dart_NativeArguments args) |
| 67 { |
| 68 DartApiScope dartApiScope; |
| 69 Dart_Handle exception; |
| 70 { |
| 71 CanvasPixelArray* receiver = DartDOMWrapper::receiver< CanvasPixelArray
>(args); |
| 72 const ParameterAdapter< unsigned int > index(Dart_GetNativeArgument(args
, 1)); |
| 73 if (!index.conversionSuccessful()) { |
| 74 exception = index.exception(); |
| 75 goto fail; |
| 76 } |
| 77 |
| 78 const ParameterAdapter< double > value(Dart_GetNativeArgument(args, 2)); |
| 79 if (!value.conversionSuccessful()) { |
| 80 exception = value.exception(); |
| 81 goto fail; |
| 82 } |
| 83 |
| 84 receiver->set(index, value); |
| 85 return; |
| 86 } |
| 87 |
| 88 fail: |
| 89 Dart_ThrowException(exception); |
| 90 ASSERT_NOT_REACHED(); |
| 91 } |
| 92 |
| 93 } |
| 94 |
| 95 } |
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