| /* |
| * Copyright (C) 2007-2009 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 "Document.h" |
| |
| #include "CanvasRenderingContext.h" |
| #include "ExceptionCode.h" |
| #include "Node.h" |
| #include "XPathNSResolver.h" |
| #include "XPathResult.h" |
| #include "CanvasRenderingContext.h" |
| |
| #include "V8Binding.h" |
| #include "V8CustomBinding.h" |
| #include "V8CustomXPathNSResolver.h" |
| #include "V8Node.h" |
| #include "V8Proxy.h" |
| |
| #if ENABLE(XPATH) |
| #include "V8XPathNSResolver.h" |
| #include "V8XPathResult.h" |
| #endif |
| |
| #include <wtf/RefPtr.h> |
| |
| namespace WebCore { |
| |
| CALLBACK_FUNC_DECL(DocumentEvaluate) |
| { |
| INC_STATS("DOM.Document.evaluate()"); |
| #if ENABLE(XPATH) |
| RefPtr<Document> document = V8DOMWrapper::convertDOMWrapperToNode<Document>(args.Holder()); |
| ExceptionCode ec = 0; |
| String expression = toWebCoreString(args[0]); |
| RefPtr<Node> contextNode; |
| if (V8Node::HasInstance(args[1])) |
| contextNode = V8DOMWrapper::convertDOMWrapperToNode<Node>(v8::Handle<v8::Object>::Cast(args[1])); |
| |
| RefPtr<XPathNSResolver> resolver = V8DOMWrapper::getXPathNSResolver(args[2]); |
| if (!resolver && !args[2]->IsNull() && !args[2]->IsUndefined()) |
| return throwError(TYPE_MISMATCH_ERR); |
| |
| int type = toInt32(args[3]); |
| RefPtr<XPathResult> inResult; |
| if (V8XPathResult::HasInstance(args[4])) |
| inResult = V8DOMWrapper::convertToNativeObject<XPathResult>(V8ClassIndex::XPATHRESULT, v8::Handle<v8::Object>::Cast(args[4])); |
| |
| v8::TryCatch exceptionCatcher; |
| RefPtr<XPathResult> result = document->evaluate(expression, contextNode.get(), resolver.get(), type, inResult.get(), ec); |
| if (exceptionCatcher.HasCaught()) |
| return throwError(exceptionCatcher.Exception()); |
| |
| if (ec) |
| return throwError(ec); |
| |
| return V8DOMWrapper::convertToV8Object(V8ClassIndex::XPATHRESULT, result.release()); |
| #else |
| return throwError(NOT_SUPPORTED_ERR); |
| #endif |
| |
| } |
| |
| CALLBACK_FUNC_DECL(DocumentGetCSSCanvasContext) |
| { |
| INC_STATS("DOM.Document.getCSSCanvasContext"); |
| v8::Handle<v8::Object> holder = args.Holder(); |
| Document* imp = V8DOMWrapper::convertDOMWrapperToNode<Document>(holder); |
| String contextId = toWebCoreString(args[0]); |
| String name = toWebCoreString(args[1]); |
| int width = toInt32(args[2]); |
| int height = toInt32(args[3]); |
| CanvasRenderingContext* result = imp->getCSSCanvasContext(contextId, name, width, height); |
| if (!result) |
| return v8::Undefined(); |
| if (result->is2d()) |
| return V8DOMWrapper::convertToV8Object(V8ClassIndex::CANVASRENDERINGCONTEXT2D, result); |
| #if ENABLE(3D_CANVAS) |
| else if (result->is3d()) |
| return V8DOMWrapper::convertToV8Object(V8ClassIndex::CANVASRENDERINGCONTEXT3D, result); |
| #endif // ENABLE(3D_CANVAS) |
| ASSERT_NOT_REACHED(); |
| return v8::Undefined(); |
| } |
| |
| } // namespace WebCore |