Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 0 insertions, 420 deletions

diff --git a/WebCore/html/ImageDocument.cpp b/WebCore/html/ImageDocument.cpp
deleted file mode 100644
index a42ccc8..0000000
--- a/WebCore/html/ImageDocument.cpp
+++ /dev/null
@@ -1,420 +0,0 @@
-/*
- * Copyright (C) 2006, 2007, 2008, 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 COMPUTER, INC. ``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 COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * 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 "ImageDocument.h"
-
-#include "CachedImage.h"
-#include "DocumentLoader.h"
-#include "EventListener.h"
-#include "EventNames.h"
-#include "Frame.h"
-#include "FrameLoaderClient.h"
-#include "FrameView.h"
-#include "HTMLHtmlElement.h"
-#include "HTMLImageElement.h"
-#include "HTMLNames.h"
-#include "LocalizedStrings.h"
-#include "MouseEvent.h"
-#include "NotImplemented.h"
-#include "Page.h"
-#include "RawDataDocumentParser.h"
-#include "Settings.h"
-
-using std::min;
-
-namespace WebCore {
-
-using namespace HTMLNames;
-
-class ImageEventListener : public EventListener {
-public:
-    static PassRefPtr<ImageEventListener> create(ImageDocument* document) { return adoptRef(new ImageEventListener(document)); }
-    static const ImageEventListener* cast(const EventListener* listener)
-    {
-        return listener->type() == ImageEventListenerType
-            ? static_cast<const ImageEventListener*>(listener)
-            : 0;
-    }
-
-    virtual bool operator==(const EventListener& other);
-
-private:
-    ImageEventListener(ImageDocument* document)
-        : EventListener(ImageEventListenerType)
-        , m_doc(document)
-    {
-    }
-
-    virtual void handleEvent(ScriptExecutionContext*, Event*);
-
-    ImageDocument* m_doc;
-};
-    
-class ImageDocumentParser : public RawDataDocumentParser {
-public:
-    static PassRefPtr<ImageDocumentParser> create(ImageDocument* document)
-    {
-        return adoptRef(new ImageDocumentParser(document));
-    }
-
-    ImageDocument* document() const
-    {
-        return static_cast<ImageDocument*>(RawDataDocumentParser::document());
-    }
-    
-private:
-    ImageDocumentParser(ImageDocument* document)
-        : RawDataDocumentParser(document)
-    {
-    }
-
-    virtual void appendBytes(DocumentWriter*, const char*, int, bool);
-    virtual void finish();
-};
-
-class ImageDocumentElement : public HTMLImageElement {
-public:
-    static PassRefPtr<ImageDocumentElement> create(ImageDocument*);
-
-private:
-    ImageDocumentElement(ImageDocument* document)
-        : HTMLImageElement(imgTag, document)
-        , m_imageDocument(document)
-    {
-    }
-
-    virtual ~ImageDocumentElement();
-    virtual void willMoveToNewOwnerDocument();
-
-    ImageDocument* m_imageDocument;
-};
-
-inline PassRefPtr<ImageDocumentElement> ImageDocumentElement::create(ImageDocument* document)
-{
-    return adoptRef(new ImageDocumentElement(document));
-}
-
-// --------
-
-static float pageZoomFactor(const Document* document)
-{
-    Frame* frame = document->frame();
-    return frame ? frame->pageZoomFactor() : 1;
-}
-
-void ImageDocumentParser::appendBytes(DocumentWriter*, const char*, int, bool)
-{
-    Frame* frame = document()->frame();
-    Settings* settings = frame->settings();
-    if (!frame->loader()->client()->allowImages(!settings || settings->areImagesEnabled()))
-        return;
-
-    CachedImage* cachedImage = document()->cachedImage();
-    cachedImage->data(frame->loader()->documentLoader()->mainResourceData(), false);
-
-    document()->imageChanged();
-}
-
-void ImageDocumentParser::finish()
-{
-    if (!isStopped() && document()->imageElement()) {
-        CachedImage* cachedImage = document()->cachedImage();
-        RefPtr<SharedBuffer> data = document()->frame()->loader()->documentLoader()->mainResourceData();
-
-        // If this is a multipart image, make a copy of the current part, since the resource data
-        // will be overwritten by the next part.
-        if (document()->frame()->loader()->documentLoader()->isLoadingMultipartContent())
-            data = data->copy();
-
-        cachedImage->data(data.release(), true);
-        cachedImage->finish();
-
-        cachedImage->setResponse(document()->frame()->loader()->documentLoader()->response());
-
-        // Report the natural image size in the page title, regardless of zoom
-        // level.
-        IntSize size = cachedImage->imageSize(1.0f);
-        if (size.width()) {
-            // Compute the title, we use the decoded filename of the resource, falling
-            // back on the (decoded) hostname if there is no path.
-            String fileName = decodeURLEscapeSequences(document()->url().lastPathComponent());
-            if (fileName.isEmpty())
-                fileName = document()->url().host();
-            document()->setTitle(imageTitle(fileName, size));
-        }
-
-        document()->imageChanged();
-    }
-
-    document()->finishedParsing();
-}
-    
-// --------
-
-ImageDocument::ImageDocument(Frame* frame, const KURL& url)
-    : HTMLDocument(frame, url)
-    , m_imageElement(0)
-    , m_imageSizeIsKnown(false)
-    , m_didShrinkImage(false)
-    , m_shouldShrinkImage(shouldShrinkToFit())
-{
-    setCompatibilityMode(QuirksMode);
-    lockCompatibilityMode();
-}
-    
-PassRefPtr<DocumentParser> ImageDocument::createParser()
-{
-    return ImageDocumentParser::create(this);
-}
-
-void ImageDocument::createDocumentStructure()
-{
-    ExceptionCode ec;
-    
-    RefPtr<Element> rootElement = Document::createElement(htmlTag, false);
-    appendChild(rootElement, ec);
-#if ENABLE(OFFLINE_WEB_APPLICATIONS)
-    static_cast<HTMLHtmlElement*>(rootElement.get())->insertedByParser();
-#endif
-
-    if (frame() && frame()->loader())
-        frame()->loader()->dispatchDocumentElementAvailable();
-    
-    RefPtr<Element> body = Document::createElement(bodyTag, false);
-    body->setAttribute(styleAttr, "margin: 0px;");
-    
-    rootElement->appendChild(body, ec);
-    
-    RefPtr<ImageDocumentElement> imageElement = ImageDocumentElement::create(this);
-    
-    imageElement->setAttribute(styleAttr, "-webkit-user-select: none");        
-    imageElement->setLoadManually(true);
-    imageElement->setSrc(url().string());
-    
-    body->appendChild(imageElement, ec);
-    
-    if (shouldShrinkToFit()) {
-        // Add event listeners
-        RefPtr<EventListener> listener = ImageEventListener::create(this);
-        if (DOMWindow* domWindow = this->domWindow())
-            domWindow->addEventListener("resize", listener, false);
-        imageElement->addEventListener("click", listener.release(), false);
-    }
-
-    m_imageElement = imageElement.get();
-}
-
-float ImageDocument::scale() const
-{
-    if (!m_imageElement)
-        return 1.0f;
-
-    FrameView* view = frame()->view();
-    if (!view)
-        return 1;
-
-    IntSize imageSize = m_imageElement->cachedImage()->imageSize(pageZoomFactor(this));
-    IntSize windowSize = IntSize(view->width(), view->height());
-    
-    float widthScale = (float)windowSize.width() / imageSize.width();
-    float heightScale = (float)windowSize.height() / imageSize.height();
-
-    return min(widthScale, heightScale);
-}
-
-void ImageDocument::resizeImageToFit()
-{
-    if (!m_imageElement)
-        return;
-
-    IntSize imageSize = m_imageElement->cachedImage()->imageSize(pageZoomFactor(this));
-
-    float scale = this->scale();
-    m_imageElement->setWidth(static_cast<int>(imageSize.width() * scale));
-    m_imageElement->setHeight(static_cast<int>(imageSize.height() * scale));
-    
-    ExceptionCode ec;
-    m_imageElement->style()->setProperty("cursor", "-webkit-zoom-in", ec);
-}
-
-void ImageDocument::imageClicked(int x, int y)
-{
-    if (!m_imageSizeIsKnown || imageFitsInWindow())
-        return;
-
-    m_shouldShrinkImage = !m_shouldShrinkImage;
-    
-    if (m_shouldShrinkImage)
-        windowSizeChanged();
-    else {
-        restoreImageSize();
-        
-        updateLayout();
-        
-        float scale = this->scale();
-        
-        int scrollX = static_cast<int>(x / scale - (float)frame()->view()->width() / 2);
-        int scrollY = static_cast<int>(y / scale - (float)frame()->view()->height() / 2);
-        
-        frame()->view()->setScrollPosition(IntPoint(scrollX, scrollY));
-    }
-}
-
-void ImageDocument::imageChanged()
-{
-    ASSERT(m_imageElement);
-    
-    if (m_imageSizeIsKnown)
-        return;
-
-    if (m_imageElement->cachedImage()->imageSize(pageZoomFactor(this)).isEmpty())
-        return;
-    
-    m_imageSizeIsKnown = true;
-    
-    if (shouldShrinkToFit()) {
-        // Force resizing of the image
-        windowSizeChanged();
-    }
-}
-
-void ImageDocument::restoreImageSize()
-{
-    if (!m_imageElement || !m_imageSizeIsKnown)
-        return;
-    
-    m_imageElement->setWidth(m_imageElement->cachedImage()->imageSize(pageZoomFactor(this)).width());
-    m_imageElement->setHeight(m_imageElement->cachedImage()->imageSize(pageZoomFactor(this)).height());
-    
-    ExceptionCode ec;
-    if (imageFitsInWindow())
-        m_imageElement->style()->removeProperty("cursor", ec);
-    else
-        m_imageElement->style()->setProperty("cursor", "-webkit-zoom-out", ec);
-        
-    m_didShrinkImage = false;
-}
-
-bool ImageDocument::imageFitsInWindow() const
-{
-    if (!m_imageElement)
-        return true;
-
-    FrameView* view = frame()->view();
-    if (!view)
-        return true;
-
-    IntSize imageSize = m_imageElement->cachedImage()->imageSize(pageZoomFactor(this));
-    IntSize windowSize = IntSize(view->width(), view->height());
-    
-    return imageSize.width() <= windowSize.width() && imageSize.height() <= windowSize.height();    
-}
-
-void ImageDocument::windowSizeChanged()
-{
-    if (!m_imageElement || !m_imageSizeIsKnown)
-        return;
-
-    bool fitsInWindow = imageFitsInWindow();
-    
-    // If the image has been explicitly zoomed in, restore the cursor if the image fits
-    // and set it to a zoom out cursor if the image doesn't fit
-    if (!m_shouldShrinkImage) {
-        ExceptionCode ec;
-        
-        if (fitsInWindow)
-            m_imageElement->style()->removeProperty("cursor", ec);
-        else
-            m_imageElement->style()->setProperty("cursor", "-webkit-zoom-out", ec);
-        return;
-    }
-    
-    if (m_didShrinkImage) {
-        // If the window has been resized so that the image fits, restore the image size
-        // otherwise update the restored image size.
-        if (fitsInWindow)
-            restoreImageSize();
-        else
-            resizeImageToFit();
-    } else {
-        // If the image isn't resized but needs to be, then resize it.
-        if (!fitsInWindow) {
-            resizeImageToFit();
-            m_didShrinkImage = true;
-        }
-    }
-}
-
-CachedImage* ImageDocument::cachedImage()
-{ 
-    if (!m_imageElement)
-        createDocumentStructure();
-    
-    return m_imageElement->cachedImage();
-}
-
-bool ImageDocument::shouldShrinkToFit() const
-{
-    return frame()->page()->settings()->shrinksStandaloneImagesToFit() &&
-        frame()->page()->mainFrame() == frame();
-}
-
-// --------
-
-void ImageEventListener::handleEvent(ScriptExecutionContext*, Event* event)
-{
-    if (event->type() == eventNames().resizeEvent)
-        m_doc->windowSizeChanged();
-    else if (event->type() == eventNames().clickEvent && event->isMouseEvent()) {
-        MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
-        m_doc->imageClicked(mouseEvent->x(), mouseEvent->y());
-    }
-}
-
-bool ImageEventListener::operator==(const EventListener& listener)
-{
-    if (const ImageEventListener* imageEventListener = ImageEventListener::cast(&listener))
-        return m_doc == imageEventListener->m_doc;
-    return false;
-}
-
-// --------
-
-ImageDocumentElement::~ImageDocumentElement()
-{
-    if (m_imageDocument)
-        m_imageDocument->disconnectImageElement();
-}
-
-void ImageDocumentElement::willMoveToNewOwnerDocument()
-{
-    if (m_imageDocument) {
-        m_imageDocument->disconnectImageElement();
-        m_imageDocument = 0;
-    }
-    HTMLImageElement::willMoveToNewOwnerDocument();
-}
-
-}