/* * Copyright (C) 2010 Apple 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: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "InjectedBundleNodeHandle.h" #include "ShareableBitmap.h" #include "WebFrame.h" #include "WebFrameLoaderClient.h" #include "WebImage.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace WebCore; using namespace HTMLNames; namespace WebKit { typedef HashMap DOMHandleCache; static DOMHandleCache& domHandleCache() { DEFINE_STATIC_LOCAL(DOMHandleCache, cache, ()); return cache; } PassRefPtr InjectedBundleNodeHandle::getOrCreate(JSContextRef, JSObjectRef object) { Node* node = toNode(toJS(object)); return getOrCreate(node); } PassRefPtr InjectedBundleNodeHandle::getOrCreate(Node* node) { if (!node) return 0; DOMHandleCache::AddResult result = domHandleCache().add(node, 0); if (!result.isNewEntry) return PassRefPtr(result.iterator->value); RefPtr nodeHandle = InjectedBundleNodeHandle::create(node); result.iterator->value = nodeHandle.get(); return nodeHandle.release(); } PassRefPtr InjectedBundleNodeHandle::create(Node* node) { return adoptRef(new InjectedBundleNodeHandle(node)); } InjectedBundleNodeHandle::InjectedBundleNodeHandle(Node* node) : m_node(node) { } InjectedBundleNodeHandle::~InjectedBundleNodeHandle() { domHandleCache().remove(m_node.get()); } Node* InjectedBundleNodeHandle::coreNode() const { return m_node.get(); } PassRefPtr InjectedBundleNodeHandle::document() { return getOrCreate(m_node->document()); } // Additional DOM Operations // Note: These should only be operations that are not exposed to JavaScript. IntRect InjectedBundleNodeHandle::elementBounds() const { if (!m_node->isElementNode()) return IntRect(); return toElement(m_node.get())->boundsInRootViewSpace(); } IntRect InjectedBundleNodeHandle::renderRect(bool* isReplaced) const { return m_node.get()->pixelSnappedRenderRect(isReplaced); } static PassRefPtr imageForRect(FrameView* frameView, const IntRect& rect, SnapshotOptions options) { IntSize bitmapSize = rect.size(); float scaleFactor = frameView->frame()->page()->deviceScaleFactor(); bitmapSize.scale(scaleFactor); RefPtr snapshot = WebImage::create(bitmapSize, snapshotOptionsToImageOptions(options)); if (!snapshot->bitmap()) return 0; OwnPtr graphicsContext = snapshot->bitmap()->createGraphicsContext(); graphicsContext->clearRect(IntRect(IntPoint(), bitmapSize)); graphicsContext->applyDeviceScaleFactor(scaleFactor); graphicsContext->translate(-rect.x(), -rect.y()); FrameView::SelectionInSnaphot shouldPaintSelection = FrameView::IncludeSelection; if (options & SnapshotOptionsExcludeSelectionHighlighting) shouldPaintSelection = FrameView::ExcludeSelection; frameView->paintContentsForSnapshot(graphicsContext.get(), rect, shouldPaintSelection, FrameView::DocumentCoordinates); return snapshot.release(); } PassRefPtr InjectedBundleNodeHandle::renderedImage(SnapshotOptions options) { Document* document = m_node->document(); if (!document) return 0; Frame* frame = document->frame(); if (!frame) return 0; FrameView* frameView = frame->view(); if (!frameView) return 0; document->updateLayout(); RenderObject* renderer = m_node->renderer(); if (!renderer) return 0; LayoutRect topLevelRect; IntRect paintingRect = pixelSnappedIntRect(renderer->paintingRootRect(topLevelRect)); frameView->setNodeToDraw(m_node.get()); RefPtr image = imageForRect(frameView, paintingRect, options); frameView->setNodeToDraw(0); return image.release(); } void InjectedBundleNodeHandle::setHTMLInputElementValueForUser(const String& value) { if (!isHTMLInputElement(m_node.get())) return; toHTMLInputElement(m_node.get())->setValueForUser(value); } bool InjectedBundleNodeHandle::isHTMLInputElementAutofilled() const { if (!isHTMLInputElement(m_node.get())) return false; return toHTMLInputElement(m_node.get())->isAutofilled(); } void InjectedBundleNodeHandle::setHTMLInputElementAutofilled(bool filled) { if (!isHTMLInputElement(m_node.get())) return; toHTMLInputElement(m_node.get())->setAutofilled(filled); } bool InjectedBundleNodeHandle::htmlInputElementLastChangeWasUserEdit() { if (!isHTMLInputElement(m_node.get())) return false; return toHTMLInputElement(m_node.get())->lastChangeWasUserEdit(); } bool InjectedBundleNodeHandle::htmlTextAreaElementLastChangeWasUserEdit() { if (!isHTMLTextAreaElement(m_node.get())) return false; return toHTMLTextAreaElement(m_node.get())->lastChangeWasUserEdit(); } PassRefPtr InjectedBundleNodeHandle::htmlTableCellElementCellAbove() { if (!m_node->hasTagName(tdTag)) return 0; return getOrCreate(static_cast(m_node.get())->cellAbove()); } PassRefPtr InjectedBundleNodeHandle::documentFrame() { if (!m_node->isDocumentNode()) return 0; Frame* frame = static_cast(m_node.get())->frame(); if (!frame) return 0; WebFrameLoaderClient* webFrameLoaderClient = toWebFrameLoaderClient(frame->loader()->client()); return webFrameLoaderClient ? webFrameLoaderClient->webFrame() : 0; } PassRefPtr InjectedBundleNodeHandle::htmlFrameElementContentFrame() { if (!m_node->hasTagName(frameTag)) return 0; Frame* frame = static_cast(m_node.get())->contentFrame(); if (!frame) return 0; WebFrameLoaderClient* webFrameLoaderClient = toWebFrameLoaderClient(frame->loader()->client()); return webFrameLoaderClient ? webFrameLoaderClient->webFrame() : 0; } PassRefPtr InjectedBundleNodeHandle::htmlIFrameElementContentFrame() { if (!m_node->hasTagName(iframeTag)) return 0; Frame* frame = toHTMLIFrameElement(m_node.get())->contentFrame(); if (!frame) return 0; WebFrameLoaderClient* webFrameLoaderClient = toWebFrameLoaderClient(frame->loader()->client()); return webFrameLoaderClient ? webFrameLoaderClient->webFrame() : 0; } } // namespace WebKit