Source/bindings/core/v8/custom/V8HTMLCanvasElementCustom.cpp - Issue 917733002: HTMLCanvasElement.toDataURL should use IDL 'any' to avoid using custom binding.

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Issue 917733002: HTMLCanvasElement.toDataURL should use IDL 'any' to avoid using custom binding. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Using any -> ScriptValue Created 5 years, 10 months ago

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1 /*

2 * Copyright (C) 2007-2009 Google Inc. All rights reserved.

3 * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.

4 *

5 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions are

7 * met:

8 *

9 * * Redistributions of source code must retain the above copyright

10 * notice, this list of conditions and the following disclaimer.

11 * * Redistributions in binary form must reproduce the above

12 * copyright notice, this list of conditions and the following disclaimer

13 * in the documentation and/or other materials provided with the

14 * distribution.

15 * * Neither the name of Google Inc. nor the names of its

16 * contributors may be used to endorse or promote products derived from

17 * this software without specific prior written permission.

18 *

19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

30 */

31

32 #include "config.h"

33 #include "bindings/core/v8/V8HTMLCanvasElement.h"

34

35 #include "bindings/core/v8/ExceptionState.h"

36 #include "bindings/core/v8/V8Binding.h"

37 #include "bindings/core/v8/V8CanvasRenderingContext2D.h"

38 #include "bindings/core/v8/V8Node.h"

39 #include "bindings/core/v8/V8WebGLRenderingContext.h"

40 #include "core/html/HTMLCanvasElement.h"

41 #include "core/html/canvas/Canvas2DContextAttributes.h"

42 #include "core/html/canvas/CanvasRenderingContext.h"

43 #include "core/html/canvas/WebGLContextAttributes.h"

44 #include "core/inspector/InspectorCanvasInstrumentation.h"

45 #include "wtf/MathExtras.h"

46 #include "wtf/text/WTFString.h"

47

48 namespace blink {

49

50 void V8HTMLCanvasElement::toDataURLMethodCustom(const v8::FunctionCallbackInfo<v 8::Value>& info)

51 {

52 v8::Handle<v8::Object> holder = info.Holder();

53 HTMLCanvasElement* canvas = V8HTMLCanvasElement::toImpl(holder);

54 ExceptionState exceptionState(ExceptionState::ExecutionContext, "toDataURL", "HTMLCanvasElement", info.Holder(), info.GetIsolate());

55

56 TOSTRING_VOID(V8StringResource<>, type, info[0]);

57 double quality;

58 double* qualityPtr = 0;

59 if (info.Length() > 1 && info[1]->IsNumber()) {

60 quality = info[1]->NumberValue();

61 qualityPtr = &quality;

62 }

63

64 String result = canvas->toDataURL(type, qualityPtr, exceptionState);

65 exceptionState.throwIfNeeded();

66 v8SetReturnValueStringOrUndefined(info, result, info.GetIsolate());

67 }

68

69 } // namespace blink

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