Dart bindings for WebKit

Source/WebCore/bindings/dart/custom/DartCanvasPixelArrayCustom.cpp

Index: Source/WebCore/bindings/dart/custom/DartCanvasPixelArrayCustom.cpp
diff --git a/Source/WebCore/bindings/dart/custom/DartCanvasPixelArrayCustom.cpp b/Source/WebCore/bindings/dart/custom/DartCanvasPixelArrayCustom.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..50d793b18fb18ccb9a67cb5f4aa20e45bab7377f
--- /dev/null
+++ b/Source/WebCore/bindings/dart/custom/DartCanvasPixelArrayCustom.cpp
@@ -0,0 +1,95 @@
+// Copyright 2011, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "config.h"
+#include "DartCanvasPixelArray.h"
+
+#include "CanvasPixelArray.h"
+#include "DartDOMWrapper.h"
+#include "DartUtilities.h"
+
+namespace WebCore {
+
+namespace DartCanvasPixelArrayInternal {
+
+void numericIndexGetterCallback(Dart_NativeArguments args)
+{
+    DartApiScope dartApiScope;
+    Dart_Handle exception;
+    {
+        CanvasPixelArray* receiver = DartDOMWrapper::receiver< CanvasPixelArray >(args);
+        const ParameterAdapter< unsigned int > index(Dart_GetNativeArgument(args, 1));
+        if (!index.conversionSuccessful()) {
+            exception = index.exception();
+            goto fail;
+        }
+
+        unsigned char result = 0;
+        // FIXME: check if we should throw if index is out of bounds.
+        receiver->get(index, result);
+
+        DartDOMWrapper::returnValue(args, static_cast<intptr_t>(result));
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void numericIndexSetterCallback(Dart_NativeArguments args)
+{
+    DartApiScope dartApiScope;
+    Dart_Handle exception;
+    {
+        CanvasPixelArray* receiver = DartDOMWrapper::receiver< CanvasPixelArray >(args);
+        const ParameterAdapter< unsigned int > index(Dart_GetNativeArgument(args, 1));
+        if (!index.conversionSuccessful()) {
+            exception = index.exception();
+            goto fail;
+        }
+
+        const ParameterAdapter< double > value(Dart_GetNativeArgument(args, 2));
+        if (!value.conversionSuccessful()) {
+            exception = value.exception();
+            goto fail;
+        }
+
+        receiver->set(index, value);
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+}
+
+}