Title: [173987] trunk/Source/WebCore
Revision
173987
Author
[email protected]
Date
2014-09-25 17:34:56 -0700 (Thu, 25 Sep 2014)

Log Message

Add support for is<SVGDocument>() / downcast<SVGDocument>()
https://bugs.webkit.org/show_bug.cgi?id=137128

Reviewed by Ryosuke Niwa.

Add support for is<SVGDocument>() / downcast<SVGDocument>() by using
the SPECIALIZE_TYPE_TRAITS_*() macro, instead of the
DOCUMENT_TYPE_CASTS() one.

No new tests, no behavior change.

* accessibility/AccessibilityRenderObject.cpp:
(WebCore::AccessibilityRenderObject::remoteSVGRootElement):
* html/HTMLFrameOwnerElement.cpp:
(WebCore::HTMLFrameOwnerElement::getSVGDocument):
* page/EventHandler.cpp:
(WebCore::EventHandler::handleMousePressEvent):
(WebCore::EventHandler::handleMouseMoveEvent):
(WebCore::EventHandler::handleMouseReleaseEvent):
* page/Frame.cpp:
(WebCore::Frame::setPageAndTextZoomFactors):
* page/FrameView.cpp:
(WebCore::FrameView::scrollToAnchor):
* svg/SVGDocument.h:
(WebCore::isSVGDocument):
* svg/graphics/SVGImage.cpp:
(WebCore::SVGImage::hasSingleSecurityOrigin):
(WebCore::SVGImage::setContainerSize):
(WebCore::SVGImage::containerSize):
(WebCore::SVGImage::embeddedContentBox):
(WebCore::SVGImage::hasRelativeWidth):
(WebCore::SVGImage::hasRelativeHeight):
(WebCore::SVGImage::computeIntrinsicDimensions):
(WebCore::SVGImage::startAnimation):
(WebCore::SVGImage::stopAnimation):

Modified Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (173986 => 173987)


--- trunk/Source/WebCore/ChangeLog	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/ChangeLog	2014-09-26 00:34:56 UTC (rev 173987)
@@ -1,3 +1,41 @@
+2014-09-25  Christophe Dumez  <[email protected]>
+
+        Add support for is<SVGDocument>() / downcast<SVGDocument>()
+        https://bugs.webkit.org/show_bug.cgi?id=137128
+
+        Reviewed by Ryosuke Niwa.
+
+        Add support for is<SVGDocument>() / downcast<SVGDocument>() by using
+        the SPECIALIZE_TYPE_TRAITS_*() macro, instead of the
+        DOCUMENT_TYPE_CASTS() one.
+
+        No new tests, no behavior change.
+
+        * accessibility/AccessibilityRenderObject.cpp:
+        (WebCore::AccessibilityRenderObject::remoteSVGRootElement):
+        * html/HTMLFrameOwnerElement.cpp:
+        (WebCore::HTMLFrameOwnerElement::getSVGDocument):
+        * page/EventHandler.cpp:
+        (WebCore::EventHandler::handleMousePressEvent):
+        (WebCore::EventHandler::handleMouseMoveEvent):
+        (WebCore::EventHandler::handleMouseReleaseEvent):
+        * page/Frame.cpp:
+        (WebCore::Frame::setPageAndTextZoomFactors):
+        * page/FrameView.cpp:
+        (WebCore::FrameView::scrollToAnchor):
+        * svg/SVGDocument.h:
+        (WebCore::isSVGDocument):
+        * svg/graphics/SVGImage.cpp:
+        (WebCore::SVGImage::hasSingleSecurityOrigin):
+        (WebCore::SVGImage::setContainerSize):
+        (WebCore::SVGImage::containerSize):
+        (WebCore::SVGImage::embeddedContentBox):
+        (WebCore::SVGImage::hasRelativeWidth):
+        (WebCore::SVGImage::hasRelativeHeight):
+        (WebCore::SVGImage::computeIntrinsicDimensions):
+        (WebCore::SVGImage::startAnimation):
+        (WebCore::SVGImage::stopAnimation):
+
 2014-09-25  Said Abou-Hallawa  <[email protected]>
 
         Rename CSSKeyframesRule insertRule to appendRule (57910)

Modified: trunk/Source/WebCore/accessibility/AccessibilityRenderObject.cpp (173986 => 173987)


--- trunk/Source/WebCore/accessibility/AccessibilityRenderObject.cpp	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/accessibility/AccessibilityRenderObject.cpp	2014-09-26 00:34:56 UTC (rev 173987)
@@ -2881,10 +2881,10 @@
     Frame& frame = frameView->frame();
     
     Document* document = frame.document();
-    if (!document || !document->isSVGDocument())
+    if (!document || !is<SVGDocument>(document))
         return nullptr;
     
-    SVGSVGElement* rootElement = toSVGDocument(*document).rootElement();
+    SVGSVGElement* rootElement = downcast<SVGDocument>(*document).rootElement();
     if (!rootElement)
         return nullptr;
     RenderObject* rendererRoot = rootElement->renderer();

Modified: trunk/Source/WebCore/html/HTMLFrameOwnerElement.cpp (173986 => 173987)


--- trunk/Source/WebCore/html/HTMLFrameOwnerElement.cpp	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/html/HTMLFrameOwnerElement.cpp	2014-09-26 00:34:56 UTC (rev 173987)
@@ -114,8 +114,8 @@
 SVGDocument* HTMLFrameOwnerElement::getSVGDocument(ExceptionCode& ec) const
 {
     Document* document = contentDocument();
-    if (document && document->isSVGDocument())
-        return toSVGDocument(document);
+    if (document && is<SVGDocument>(document))
+        return downcast<SVGDocument>(document);
     // Spec: http://www.w3.org/TR/SVG/struct.html#InterfaceGetSVGDocument
     ec = NOT_SUPPORTED_ERR;
     return nullptr;

Modified: trunk/Source/WebCore/page/EventHandler.cpp (173986 => 173987)


--- trunk/Source/WebCore/page/EventHandler.cpp	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/page/EventHandler.cpp	2014-09-26 00:34:56 UTC (rev 173987)
@@ -759,11 +759,10 @@
     if (event.isOverWidget() && passWidgetMouseDownEventToWidget(event))
         return true;
 
-    if (m_frame.document()->isSVGDocument()
-        && toSVGDocument(*m_frame.document()).zoomAndPanEnabled()) {
+    if (is<SVGDocument>(m_frame.document()) && downcast<SVGDocument>(*m_frame.document()).zoomAndPanEnabled()) {
         if (event.event().shiftKey() && singleClick) {
             m_svgPan = true;
-            toSVGDocument(*m_frame.document()).startPan(m_frame.view()->windowToContents(event.event().position()));
+            downcast<SVGDocument>(*m_frame.document()).startPan(m_frame.view()->windowToContents(event.event().position()));
             return true;
         }
     }
@@ -1893,7 +1892,7 @@
 #endif
 
     if (m_svgPan) {
-        toSVGDocument(m_frame.document())->updatePan(m_frame.view()->windowToContents(m_lastKnownMousePosition));
+        downcast<SVGDocument>(*m_frame.document()).updatePan(m_frame.view()->windowToContents(m_lastKnownMousePosition));
         return true;
     }
 
@@ -2037,7 +2036,7 @@
 
     if (m_svgPan) {
         m_svgPan = false;
-        toSVGDocument(m_frame.document())->updatePan(m_frame.view()->windowToContents(m_lastKnownMousePosition));
+        downcast<SVGDocument>(*m_frame.document()).updatePan(m_frame.view()->windowToContents(m_lastKnownMousePosition));
         return true;
     }
 

Modified: trunk/Source/WebCore/page/Frame.cpp (173986 => 173987)


--- trunk/Source/WebCore/page/Frame.cpp	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/page/Frame.cpp	2014-09-26 00:34:56 UTC (rev 173987)
@@ -967,10 +967,8 @@
 
     // Respect SVGs zoomAndPan="disabled" property in standalone SVG documents.
     // FIXME: How to handle compound documents + zoomAndPan="disabled"? Needs SVG WG clarification.
-    if (document->isSVGDocument()) {
-        if (!toSVGDocument(*document).zoomAndPanEnabled())
-            return;
-    }
+    if (is<SVGDocument>(document) && !downcast<SVGDocument>(*document).zoomAndPanEnabled())
+        return;
 
     if (m_pageZoomFactor != pageZoomFactor) {
         if (FrameView* view = this->view()) {

Modified: trunk/Source/WebCore/page/FrameView.cpp (173986 => 173987)


--- trunk/Source/WebCore/page/FrameView.cpp	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/page/FrameView.cpp	2014-09-26 00:34:56 UTC (rev 173987)
@@ -1960,8 +1960,8 @@
     // Setting to null will clear the current target.
     frame().document()->setCSSTarget(anchorElement);
 
-    if (frame().document()->isSVGDocument()) {
-        if (SVGSVGElement* svg = toSVGDocument(*frame().document()).rootElement()) {
+    if (is<SVGDocument>(frame().document())) {
+        if (SVGSVGElement* svg = downcast<SVGDocument>(*frame().document()).rootElement()) {
             svg->setupInitialView(name, anchorElement);
             if (!anchorElement)
                 return true;

Modified: trunk/Source/WebCore/svg/SVGDocument.h (173986 => 173987)


--- trunk/Source/WebCore/svg/SVGDocument.h	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/svg/SVGDocument.h	2014-09-26 00:34:56 UTC (rev 173987)
@@ -52,11 +52,11 @@
     FloatPoint m_translate;
 };
 
-inline bool isSVGDocument(const Document& document) { return document.isSVGDocument(); }
-void isSVGDocument(const SVGDocument&); // Catch unnecessary runtime check of type known at compile time.
+SPECIALIZE_TYPE_TRAITS_BEGIN(SVGDocument)
+    static bool isSVGDocument(const Document& document) { return document.isSVGDocument(); }
+    static bool isSVGDocument(const Node& node) { return node.isDocumentNode() && isSVGDocument(toDocument(node)); }
+SPECIALIZE_TYPE_TRAITS_END()
 
-DOCUMENT_TYPE_CASTS(SVGDocument)
-
 } // namespace WebCore
 
 #endif // SVGDocument_h

Modified: trunk/Source/WebCore/svg/graphics/SVGImage.cpp (173986 => 173987)


--- trunk/Source/WebCore/svg/graphics/SVGImage.cpp	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/svg/graphics/SVGImage.cpp	2014-09-26 00:34:56 UTC (rev 173987)
@@ -63,12 +63,16 @@
     ASSERT(!m_chromeClient || !m_chromeClient->image());
 }
 
-bool SVGImage::hasSingleSecurityOrigin() const
+inline SVGSVGElement* SVGImage::rootElement() const
 {
     if (!m_page)
-        return true;
+        return nullptr;
+    return downcast<SVGDocument>(*m_page->mainFrame().document()).rootElement();
+}
 
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+bool SVGImage::hasSingleSecurityOrigin() const
+{
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return true;
 
@@ -83,10 +87,10 @@
 
 void SVGImage::setContainerSize(const FloatSize& size)
 {
-    if (!m_page || !usesContainerSize())
+    if (!usesContainerSize())
         return;
 
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return;
     RenderSVGRoot* renderer = toRenderSVGRoot(rootElement->renderer());
@@ -101,9 +105,7 @@
 
 IntSize SVGImage::containerSize() const
 {
-    if (!m_page)
-        return IntSize();
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return IntSize();
 
@@ -262,26 +264,22 @@
 
 RenderBox* SVGImage::embeddedContentBox() const
 {
-    if (!m_page)
-        return 0;
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
-        return 0;
+        return nullptr;
     return toRenderBox(rootElement->renderer());
 }
 
 FrameView* SVGImage::frameView() const
 {
     if (!m_page)
-        return 0;
+        return nullptr;
     return m_page->mainFrame().view();
 }
 
 bool SVGImage::hasRelativeWidth() const
 {
-    if (!m_page)
-        return false;
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return false;
     return rootElement->intrinsicWidth().isPercent();
@@ -289,9 +287,7 @@
 
 bool SVGImage::hasRelativeHeight() const
 {
-    if (!m_page)
-        return false;
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return false;
     return rootElement->intrinsicHeight().isPercent();
@@ -299,9 +295,7 @@
 
 void SVGImage::computeIntrinsicDimensions(Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio)
 {
-    if (!m_page)
-        return;
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return;
 
@@ -318,9 +312,7 @@
 // FIXME: support catchUpIfNecessary.
 void SVGImage::startAnimation(CatchUpAnimation)
 {
-    if (!m_page)
-        return;
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return;
     rootElement->unpauseAnimations();
@@ -329,9 +321,7 @@
 
 void SVGImage::stopAnimation()
 {
-    if (!m_page)
-        return;
-    SVGSVGElement* rootElement = toSVGDocument(m_page->mainFrame().document())->rootElement();
+    SVGSVGElement* rootElement = this->rootElement();
     if (!rootElement)
         return;
     rootElement->pauseAnimations();

Modified: trunk/Source/WebCore/svg/graphics/SVGImage.h (173986 => 173987)


--- trunk/Source/WebCore/svg/graphics/SVGImage.h	2014-09-26 00:34:40 UTC (rev 173986)
+++ trunk/Source/WebCore/svg/graphics/SVGImage.h	2014-09-26 00:34:56 UTC (rev 173987)
@@ -37,6 +37,7 @@
 class ImageBuffer;
 class Page;
 class RenderBox;
+class SVGSVGElement;
 class SVGImageChromeClient;
 class SVGImageForContainer;
 
@@ -95,6 +96,8 @@
     void drawPatternForContainer(GraphicsContext*, const FloatSize, float, const FloatRect&, const AffineTransform&, const FloatPoint&, ColorSpace,
         CompositeOperator, const FloatRect&, BlendMode);
 
+    SVGSVGElement* rootElement() const;
+
     std::unique_ptr<SVGImageChromeClient> m_chromeClient;
     std::unique_ptr<Page> m_page;
     FloatSize m_intrinsicSize;
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