String DumpRenderTreeSupportEfl::renderTreeDump(Evas_Object* ewkFrame)
{
WebCore::Frame* frame = EWKPrivate::coreFrame(ewkFrame);
if (!frame)
return String();
WebCore::FrameView *frameView = frame->view();
if (frameView && frameView->layoutPending())
frameView->layout();
return WebCore::externalRepresentation(frame);
}
void DumpRenderTreeSupportEfl::layoutFrame(Evas_Object* ewkFrame)
{
WebCore::Frame* frame = EWKPrivate::coreFrame(ewkFrame);
if (!frame)
return;
WebCore::FrameView* frameView = frame->view();
if (!frameView)
return;
frameView->layout();
}
void restore()
{
WebCore::FrameView* view = frameView();
if (!view)
return;
m_webView->setZoomLevel(false, 0);
m_webView->setEmulatedTextZoomFactor(1);
view->setHorizontalScrollbarLock(false);
view->setVerticalScrollbarLock(false);
view->setScrollbarModes(ScrollbarAuto, ScrollbarAuto, false, false);
view->resize(IntSize(m_webView->size()));
m_webView->sendResizeEventAndRepaint();
}
void setDeviceMetrics(int width, int height, float textZoomFactor, bool fitWindow)
{
WebCore::FrameView* view = frameView();
if (!view)
return;
m_emulatedFrameSize = WebSize(width, height);
m_fitWindow = fitWindow;
m_originalZoomFactor = 0;
m_webView->setEmulatedTextZoomFactor(textZoomFactor);
applySizeOverrideInternal(view, FitWindowAllowed);
autoZoomPageToFitWidth(view->frame());
m_webView->sendResizeEventAndRepaint();
}
char*
DumpRenderTreeWKC::dumpRenderTree(WKC::WKCWebFrame* frame)
{
WKC::Frame* wkcframe = frame->core();
WebCore::Frame* core_frame= wkcframe->priv().webcore();
if (!core_frame)
return strdup("");
WebCore::FrameView* view = core_frame->view();
if (view && view->layoutPending())
view->layout();
WTF::String string = WebCore::externalRepresentation(core_frame);
return strdup(string.utf8().data());
}
bool QWebFrameAdapter::renderFromTiledBackingStore(QPainter* painter, const QRegion& clip)
{
// No tiled backing store? Tell the caller to fall back to regular rendering.
if (!frame->tiledBackingStore())
return false;
// FIXME: We should set the backing store viewport earlier than in paint
frame->tiledBackingStore()->coverWithTilesIfNeeded();
if (!frame->view() || !frame->contentRenderer())
return true;
QVector<QRect> vector = clip.rects();
if (vector.isEmpty())
return true;
GraphicsContext context(painter);
WebCore::FrameView* view = frame->view();
int scrollX = view->scrollX();
int scrollY = view->scrollY();
context.translate(-scrollX, -scrollY);
for (int i = 0; i < vector.size(); ++i) {
const QRect& clipRect = vector.at(i);
painter->save();
QRect rect = clipRect.translated(scrollX, scrollY);
painter->setClipRect(rect, Qt::IntersectClip);
frame->tiledBackingStore()->paint(&context, rect);
painter->restore();
}
#if USE(ACCELERATED_COMPOSITING)
renderCompositedLayers(&context, IntRect(clip.boundingRect()));
renderFrameExtras(&context, QWebFrameAdapter::ScrollBarLayer | QWebFrameAdapter::PanIconLayer, clip);
#endif
return true;
}
void QWebFramePrivate::renderPrivate(QPainter *painter, const QRegion &clip, bool contents)
{
if (!frame->view() || !frame->contentRenderer())
return;
QVector<QRect> vector = clip.rects();
if (vector.isEmpty())
return;
WebCore::FrameView* view = frame->view();
view->layoutIfNeededRecursive();
GraphicsContext context(painter);
if (!contents)
view->paint(&context, vector.first());
else
view->paintContents(&context, vector.first());
for (int i = 1; i < vector.size(); ++i) {
const QRect& clipRect = vector.at(i);
painter->save();
painter->setClipRect(clipRect, Qt::IntersectClip);
if (!contents)
view->paint(&context, clipRect);
else
view->paintContents(&context, clipRect);
painter->restore();
}
}
static void printFrames(const WebCore::Frame& frame, const WebCore::Frame* targetFrame, int indent)
{
if (&frame == targetFrame) {
printf("--> ");
printIndent(indent - 1);
} else
printIndent(indent);
WebCore::FrameView* view = frame.view();
printf("Frame %p %dx%d\n", &frame, view ? view->width() : 0, view ? view->height() : 0);
printIndent(indent);
printf(" ownerElement=%p\n", frame.ownerElement());
printIndent(indent);
printf(" frameView=%p\n", view);
printIndent(indent);
printf(" document=%p\n", frame.document());
printIndent(indent);
printf(" uri=%s\n\n", frame.document()->documentURI().utf8().data());
for (WebCore::Frame* child = frame.tree().firstChild(); child; child = child->tree().nextSibling())
printFrames(*child, targetFrame, indent + 1);
}
WebCore::IntRect InjectedBundleHitTestResult::imageRect() const
{
WebCore::IntRect imageRect = m_hitTestResult.imageRect();
if (imageRect.isEmpty())
return imageRect;
// The image rect in WebCore::HitTestResult is in frame coordinates, but we need it in WKView
// coordinates since WebKit2 clients don't have enough context to do the conversion themselves.
WebFrame* webFrame = frame();
if (!webFrame)
return imageRect;
WebCore::Frame* coreFrame = webFrame->coreFrame();
if (!coreFrame)
return imageRect;
WebCore::FrameView* view = coreFrame->view();
if (!view)
return imageRect;
return view->contentsToRootView(imageRect);
}
/*!
Render the frame into \a painter clipping to \a clip.
\sa print()
*/
void QWebFrame::render(QPainter *painter, const QRegion &clip)
{
if (!d->frame->view() || !d->frame->contentRenderer())
return;
d->frame->view()->layoutIfNeededRecursive();
GraphicsContext ctx(painter);
QVector<QRect> vector = clip.rects();
WebCore::FrameView* view = d->frame->view();
for (int i = 0; i < vector.size(); ++i) {
if (i > 0) {
painter->save();
painter->setClipRect(vector.at(i), Qt::IntersectClip);
}
view->paint(&ctx, vector.at(i));
if (i > 0)
painter->restore();
}
}
void QWebFrameAdapter::renderFrameExtras(WebCore::GraphicsContext* context, int layers, const QRegion& clip)
{
if (!(layers & (PanIconLayer | ScrollBarLayer)))
return;
QPainter* painter = context->platformContext();
WebCore::FrameView* view = frame->view();
QVector<QRect> vector = clip.rects();
for (int i = 0; i < vector.size(); ++i) {
const QRect& clipRect = vector.at(i);
QRect intersectedRect = clipRect.intersected(view->frameRect());
painter->save();
painter->setClipRect(clipRect, Qt::IntersectClip);
int x = view->x();
int y = view->y();
if (layers & ScrollBarLayer
&& !view->scrollbarsSuppressed()
&& (view->horizontalScrollbar() || view->verticalScrollbar())) {
QRect rect = intersectedRect;
context->translate(x, y);
rect.translate(-x, -y);
view->paintScrollbars(context, rect);
context->translate(-x, -y);
}
#if ENABLE(PAN_SCROLLING)
if (layers & PanIconLayer)
view->paintPanScrollIcon(context);
#endif
painter->restore();
}
}
void QWebFramePrivate::renderRelativeCoords(GraphicsContext* context, QWebFrame::RenderLayer layer, const QRegion& clip)
{
if (!frame->view() || !frame->contentRenderer())
return;
QVector<QRect> vector = clip.rects();
if (vector.isEmpty())
return;
QPainter* painter = context->platformContext();
WebCore::FrameView* view = frame->view();
view->layoutIfNeededRecursive();
for (int i = 0; i < vector.size(); ++i) {
const QRect& clipRect = vector.at(i);
QRect intersectedRect = clipRect.intersected(view->frameRect());
painter->save();
painter->setClipRect(clipRect, Qt::IntersectClip);
int x = view->x();
int y = view->y();
if (layer & QWebFrame::ContentsLayer) {
context->save();
int scrollX = view->scrollX();
int scrollY = view->scrollY();
QRect rect = intersectedRect;
context->translate(x, y);
rect.translate(-x, -y);
context->translate(-scrollX, -scrollY);
rect.translate(scrollX, scrollY);
context->clip(view->visibleContentRect());
view->paintContents(context, rect);
context->restore();
}
if (layer & QWebFrame::ScrollBarLayer
&& !view->scrollbarsSuppressed()
&& (view->horizontalScrollbar() || view->verticalScrollbar())) {
context->save();
QRect rect = intersectedRect;
context->translate(x, y);
rect.translate(-x, -y);
view->paintScrollbars(context, rect);
context->restore();
}
#if ENABLE(PAN_SCROLLING)
if (layer & QWebFrame::PanIconLayer)
view->paintPanScrollIcon(context);
#endif
painter->restore();
}
}
bool ViewNavigationDelegate::JumpToNearestElement(EA::WebKit::JumpDirection direction, bool scrollIfElementNotFound)
{
// Note by Arpit Baldeva:
// We have a problem here. mpModalInputClient object is supposed to be used for Modal input only however the only class using this object
// is html SELECT element(implemented as a popup). But in reality, html SELECT element is NOT modal. So it is little ill-conceived.
// For example, in all the browsers, if you scroll the mouse wheel on the frame, the SELECT element disappears and the actual frame scrolls.
// For any modal input needs on a web page, the users are advised to use the Z-layer technique with Javascript/CSS - http://jqueryui.com/demos/dialog/#modal-confirmation.
// The problem we want to solve here is have the SELECT element respond to the controller input correctly(select element one by one).
// But the button event information is lost by the time we are in the EA::WebKit::View. For the foreseeable future, there is no candidate
// other than html SELECT element which is implemented as a modal popup inside EAWebKit. So inside EA::WebKit::View, we create a dummy
// button event from the Jump direction and make SELECT respond to it. If any other object starts using the modal input, this would need to be
// revisited. But then, we'll need to solve a plethora of issues. So we do minimum work here to not break other things.
IOverlayInputClient* pOverlayInputClient = mView->GetOverlayInputClient();
bool handledByOverlayInputClient = false;
if(pOverlayInputClient)
{
EA::WebKit::ButtonEvent btnEvent;
switch(direction)
{
/*
case EA::WebKit::JumpLeft:
{
btnEvent.mID = EA::WebKit::kButton0;
handledByOverlayInputClient = pOverlayInputClient->OnButtonEvent(btnEvent);
}
*/
case EA::WebKit::JumpUp:
{
btnEvent.mID = EA::WebKit::kButton1;
handledByOverlayInputClient = pOverlayInputClient->OnButtonEvent(btnEvent);
break;
}
/*
case EA::WebKit::JumpRight:
{
btnEvent.mID = EA::WebKit::kButton2;
handledByOverlayInputClient = pOverlayInputClient->OnButtonEvent(btnEvent);
}
*/
case EA::WebKit::JumpDown:
{
btnEvent.mID = EA::WebKit::kButton3;
handledByOverlayInputClient = pOverlayInputClient->OnButtonEvent(btnEvent);
break;
}
default:
// We don't return and allow any other button press to go to the main View. At the same time, we make the SELECT element lose focus.
{
pOverlayInputClient->OnFocusChangeEvent(false);
break;
}
}
}
if(handledByOverlayInputClient)
return true;
int lastX, lastY;
mView->GetCursorPosition(lastX, lastY);
// Following is a shortcut to drive navigation from a page.
switch (direction)
{
case EA::WebKit::JumpRight:
if (GetFixedString(mCachedNavigationRightId)->compare(""))
{
if (!GetFixedString(mCachedNavigationRightId)->compare("ignore"))
{
return false;
}
if (JumpToId(GetFixedString(mCachedNavigationRightId)->c_str()))
{
return true;
}
}
break;
case EA::WebKit::JumpDown:
if (GetFixedString(mCachedNavigationDownId)->compare(""))
{
if (!GetFixedString(mCachedNavigationDownId)->compare("ignore"))
{
return false;
}
if (JumpToId(GetFixedString(mCachedNavigationDownId)->c_str()))
{
return true;
}
}
break;
case EA::WebKit::JumpLeft:
if (GetFixedString(mCachedNavigationLeftId)->compare(""))
{
if (!GetFixedString(mCachedNavigationLeftId)->compare("ignore"))
{
return false;
}
if (JumpToId(GetFixedString(mCachedNavigationLeftId)->c_str()))
{
return true;
}
}
break;
case EA::WebKit::JumpUp:
if (GetFixedString(mCachedNavigationUpId)->compare(""))
{
if (!GetFixedString(mCachedNavigationUpId)->compare("ignore"))
{
return false;
}
if (JumpToId(GetFixedString(mCachedNavigationUpId)->c_str()))
{
return true;
}
}
break;
default:
EAW_FAIL_MSG("Should not have got here\n");
}
// Iterate over all the frames and find the closest element in any of all the frames.
WebCore::Frame* pFrame = mView->GetFrame();
float currentRadialDistance = FLT_MAX; // A high value to start with so that the max distance between any two elements in the surface is under it.
WebCore::Node* currentBestNode = NULL;
while(pFrame)
{
WebCore::Document* document = pFrame->document();
EAW_ASSERT(document);
if(document)
{
WebCore::FrameView* pFrameView = document->view();
WebCore::IntPoint scrollOffset;
if(pFrameView)
{
scrollOffset.setX(pFrameView->scrollOffset().width());
scrollOffset.setY(pFrameView->scrollOffset().height());
}
// We figure out the start position(It is center of the currently hovered element almost all the time but can be slightly different
// due to scroll sometimes).
mCentreX = lastX + scrollOffset.x();
mCentreY = lastY + scrollOffset.y();
DocumentNavigator navigator(mView, document, direction, WebCore::IntPoint(mCentreX, mCentreY), mBestNodeX, mBestNodeY, mBestNodeWidth, mBestNodeHeight, mJumpNavigationParams.mNavigationTheta, mJumpNavigationParams.mStrictAxesCheck, currentRadialDistance);
navigator.FindBestNode(document);
if(navigator.GetBestNode())
{
currentBestNode = navigator.GetBestNode();
currentRadialDistance = navigator.GetBestNodeRadialDistance();
}
}
pFrame = pFrame->tree()->traverseNext();
}
bool foundSomething = false;
if (currentBestNode) //We found the node to navigate. Move the cursor and we are done.
{
foundSomething = true;
MoveMouseCursorToNode(currentBestNode, false);
}
else if(scrollIfElementNotFound)// Node is not found.
{
// Based on the intended direction of movement, scroll so that some newer elements are visible.
int cursorPosBeforeScrollX, cursorPosBeforeScrollY;
mView->GetCursorPosition(cursorPosBeforeScrollX, cursorPosBeforeScrollY);
switch(direction)
{
case EA::WebKit::JumpDown:
{
ScrollOnJump(true, -120, mJumpNavigationParams.mNumLinesToAutoScroll);
break;
}
case EA::WebKit::JumpUp:
{
ScrollOnJump(true, 120, mJumpNavigationParams.mNumLinesToAutoScroll);
break;
}
case EA::WebKit::JumpRight:
{
ScrollOnJump(false, -120, mJumpNavigationParams.mNumLinesToAutoScroll);
break;
}
case EA::WebKit::JumpLeft:
{
ScrollOnJump(false, 120, mJumpNavigationParams.mNumLinesToAutoScroll);
break;
}
default:
{
EAW_ASSERT_MSG(false, "Should not reach here\n");
}
}
// We move the mouse cursor back to the location where the last best node was found. This is so that we don't end up with the cursor being in no man's land. While that may work
// for ordinary sites, it may not work well with customized pages that leverage CSS to visually indicate current position rather than a cursor graphic.
// We don't call MoveMouseCursorToNode() with last cached node as there are edge cases where we may be holding an invalid node. Using a cached frame and checking against the
// current valid frames safeguards against that.
WebCore::IntSize scrollOffset;
WebCore::Frame* pFrame1 = mView->GetFrame();
while(pFrame1)
{
if(pFrame1 == mBestNodeFrame)//Find the frame where last best node existed.
{
if(pFrame1->view())
{
scrollOffset = pFrame1->view()->scrollOffset();//We read scroll offset here as it could have changed in the switch statement above.
break;
}
}
pFrame1 = pFrame1->tree()->traverseNext();
}
int targetcursorPosAfterScrollX, targetcursorPosAfterScrollY;
targetcursorPosAfterScrollX = mBestNodeX + mBestNodeWidth / 2 - scrollOffset.width();
targetcursorPosAfterScrollY = mBestNodeY + mBestNodeHeight/ 2 - scrollOffset.height();
EA::WebKit::MouseMoveEvent moveEvent;
memset( &moveEvent, 0, sizeof(moveEvent) );
const int cursorInset = 5;// Make cursor stay inside 5 pixels from boundaries. No known issues but added this as a safety measure so that we do not lose cursor ever.
int width = mView->GetSize().mWidth;
int height = mView->GetSize().mHeight;
moveEvent.mX = Clamp( cursorInset, targetcursorPosAfterScrollX, width - cursorInset );
moveEvent.mY = Clamp( cursorInset, targetcursorPosAfterScrollY, height - cursorInset );
mView->OnMouseMoveEvent(moveEvent);
// We intentionally don't call JumpToNearestElement(direction, false) here to avoid recursion. We do it in the overloaded function above.
}
return foundSomething;
}
void ViewNavigationDelegate::MoveMouseCursorToNode(WebCore::Node* node, bool scrollIfNecessary)
{
if (node)
{
WebCore::HTMLElement* element = (WebCore::HTMLElement*)node;
WebCore::IntRect rect = element->getRect();
WebCore::IntPoint frameOffset;
WebCore::IntPoint scrollOffset;
WebCore::FrameView* pFrameView = element->document()->view(); //Can be NULL
if(pFrameView)
{
//Use move here instead of setX/setY as it results in 1 call instead of two and takes advantage that ctor sets x,y to 0.
frameOffset.move(pFrameView->x(), pFrameView->y());
scrollOffset.move(pFrameView->scrollOffset().width(), pFrameView->scrollOffset().height());
}
int width = mView->GetSize().mWidth;
int height = mView->GetSize().mHeight;
// This will be true if this function is called from anywhere except JumpToNearestElement(). This enables us to not lose the cursor during
// arbitrary jumping of elements from either code or webpage using the Navigation APIs.
if(scrollIfNecessary)
{
int cursorX, cursorY;
mView->GetCursorPosition(cursorX, cursorY);
WebCore::IntPoint targetCursorLocation(frameOffset.x()+rect.x()+rect.width()/2 - scrollOffset.x(), frameOffset.y()+rect.y()+rect.height()/2 - scrollOffset.y());
// Added 1 in all the line delta below resulting in a better visual behavior when the element happens to be at the edge.
if(targetCursorLocation.y() > height)
{
float numLinesDelta = (((targetCursorLocation.y() - cursorY)/WebCore::Scrollbar::pixelsPerLineStep())+1);
ScrollOnJump(true, -120, numLinesDelta);
}
if(targetCursorLocation.y()< 0.0f)
{
float numLinesDelta = (((cursorY - targetCursorLocation.y())/WebCore::Scrollbar::pixelsPerLineStep())+1);
ScrollOnJump(true, 120, numLinesDelta);
}
if(targetCursorLocation.x() > width)
{
float numLinesDelta = (((targetCursorLocation.x() - cursorX)/WebCore::Scrollbar::pixelsPerLineStep())+1);
ScrollOnJump(false, -120, numLinesDelta);
}
if(targetCursorLocation.x()< 0.0f)
{
float numLinesDelta = (((cursorX - targetCursorLocation.x())/WebCore::Scrollbar::pixelsPerLineStep())+1);
ScrollOnJump(false, 120, numLinesDelta);
}
// Read the scroll offset again as it may have changed.
if(pFrameView)
{
scrollOffset.setX(pFrameView->scrollOffset().width());
scrollOffset.setY(pFrameView->scrollOffset().height());
}
}
mBestNodeFrame = element->document()->frame(); //Can be NULL
mBestNodeX = frameOffset.x() + rect.x();
mBestNodeY = frameOffset.y() + rect.y();
mBestNodeWidth = rect.width();
mBestNodeHeight = rect.height();
int lastX, lastY;
mView->GetCursorPosition(lastX, lastY);
int newX = mBestNodeX + rect.width()/2 - scrollOffset.x();
int newY = mBestNodeY + rect.height()/2 - scrollOffset.y();
EA::WebKit::MouseMoveEvent moveEvent;
memset( &moveEvent, 0, sizeof(moveEvent) );
const int cursorInset = 5;// Make cursor stay inside 5 pixels from boundaries. No known issues but added this as a safety measure so that we do not lose cursor ever.
moveEvent.mX = Clamp( cursorInset, newX, width - cursorInset );
moveEvent.mY = Clamp( cursorInset, newY, height - cursorInset );
mView->OnMouseMoveEvent( moveEvent );
if(EAWebKitClient* const pClient = GetEAWebKitClient())
{
CursorMovedInfo cmInfo(mView, mView->GetUserData(), moveEvent.mX, moveEvent.mY);
pClient->CursorMoved(cmInfo);
}
UpdateCachedHints(node);
}
}
void DocumentNavigator::FindBestNode(WebCore::Node* rootNode)
{
// Note by Arpit Baldeva - Changed the recursive algorithm to an iterative algorithm. This results in 25% to 40% increase in efficiency.
while (rootNode)
{
IsNodeNavigableDelegate nodeNavigableDelegate(mView);
// As it turns out, getRect on HTMLElement is pretty expensive. So we don't do it inside the delegate as we require getRect here too. We do that check here.
// It is at least ~15% more efficient and can be up to ~25% more efficient (depends on the page layout and current node you are at).
nodeNavigableDelegate(rootNode,false);
if (nodeNavigableDelegate.FoundNode())
{
WebCore::HTMLElement* htmlElement = (WebCore::HTMLElement*) rootNode;
WebCore::IntRect rectAbsolute = htmlElement->getRect();
// Adjust the rectangle position based on the frame offset so that we have absolute geometrical position.
WebCore::FrameView* pFrameView = htmlElement->document()->view(); //Can be NULL
if(pFrameView)
{
rectAbsolute.setX(rectAbsolute.x() + pFrameView->x());
rectAbsolute.setY(rectAbsolute.y() + pFrameView->y());
}
/* printf("Looking at ELEMENT_NODE : nodeName=%S (%d,%d)->(%d,%d) ThetaRange(%f,%f)\n\n%S\n-----------------------------------\n",
htmlElement->tagName().charactersWithNullTermination(),
rect.topLeft().x(),rect.topLeft().y(),
rect.bottomRight().x(), rect.bottomRight().y(),
mMinThetaRange,mMaxThetaRange,
htmlElement->innerHTML().charactersWithNullTermination()
);
*/
if (!WouldBeTrappedInElement(rectAbsolute,mStartingPosition,mDirection))
{
if (!TryingToDoPerpendicularJump(rectAbsolute,mPreviousNodeRect,mDirection))
{
if(rectAbsolute.width()>=1 && rectAbsolute.height() >= 1) //Avoid 0 size elements
{
if (doAxisCheck(rectAbsolute))
{
PolarRegion pr(rectAbsolute, mStartingPosition);
if (pr.minR < mMinR )
{
if (areAnglesInRange(pr.minTheta,pr.maxTheta))
{
mMinR = pr.minR;
EAW_ASSERT( *(uint32_t*)rootNode > 10000000u );
//mBestNode = rootNode; //We don't assign it here since we do the Z-layer testing later on.
FoundNodeInfo foundNodeInfo = {rootNode, mMinR};
mNodeListContainer->mFoundNodes.push_back(foundNodeInfo);
/*printf("Found ELEMENT_NODE : nodeName=%s (%d,%d)->(%d,%d) polar: R(%f,%f) Theta(%f,%f) ThetaRange(%f,%f) \n",
(char*)htmlElement->nodeName().characters(),
rect.topLeft().x(),rect.topLeft().y(),
rect.bottomRight().x(), rect.bottomRight().y(),
pr.minR,pr.maxR,pr.minTheta,pr.maxTheta,
mMinThetaRange,mMaxThetaRange
);*/
}
else
{
#if EAWEBKIT_ENABLE_JUMP_NAVIGATION_DEBUGGING
mNodeListContainer->mRejectedByAngleNodes.push_back(rootNode);
#endif
/*printf("RejectedA ELEMENT_NODE : nodeName=%s (%d,%d)->(%d,%d) polar: R(%f,%f) Theta(%f,%f) ThetaRange(%f,%f) \n",
(char*)htmlElement->nodeName().characters(),
rect.topLeft().x(),rect.topLeft().y(),
rect.bottomRight().x(), rect.bottomRight().y(),
pr.minR,pr.maxR,pr.minTheta,pr.maxTheta,
mMinThetaRange,mMaxThetaRange
);*/
}
}
else
{
#if EAWEBKIT_ENABLE_JUMP_NAVIGATION_DEBUGGING
mNodeListContainer->mRejectedByRadiusNodes.push_back(rootNode);
#endif
/*printf("RejectedR ELEMENT_NODE : nodeName=%s (%d,%d)->(%d,%d) polar: R(%f,%f) Theta(%f,%f) ThetaRange(%f,%f) \n",
(char*)htmlElement->nodeName().characters(),
rect.topLeft().x(),rect.topLeft().y(),
rect.bottomRight().x(), rect.bottomRight().y(),
pr.minR,pr.maxR,pr.minTheta,pr.maxTheta,
mMinThetaRange,mMaxThetaRange
);*/
}
}
else
{
//printf(" - failed axis check\n");
}
}
else
{
//printf(" - too small\n");
}
}
else
{
//printf(" - perpendicular\n");
}
}
else
{
#if EAWEBKIT_ENABLE_JUMP_NAVIGATION_DEBUGGING
mNodeListContainer->mRejectedWouldBeTrappedNodes.push_back(rootNode);
#endif
}
}
rootNode = rootNode->traverseNextNode();
}
// Make sure that this element can be jumped to by passing z-check. This makes sure that we jump only on the element
// at the top most layer (For example, a CSS+JavaScript pop up).
// We don't try and check against Z-layer in the loop above as it has significant performance penalty. On an average, it causes traversal to be 50% slower. So what we do
// instead is to collect all the nodes and at the end, traverse this list from the end to begining. It is important to traverse from end as that is where the most suited element is
// based on the position.
WebCore::Node* bestNode = NULL;
float radialDistance = FLT_MAX; // A high value so that the max distance between any two elements in the surface is under it.
bool matched = false;
for (WebCoreFoundNodeInfoListReverseIterator rIt = mNodeListContainer->mFoundNodes.rbegin(); rIt != mNodeListContainer->mFoundNodes.rend(); ++rIt)
{
bestNode = (*rIt).mFoundNode;
radialDistance = (*rIt).mRadialDistance;
WebCore::HTMLElement* element = (WebCore::HTMLElement*)bestNode;
WebCore::Frame* frame = element->document()->frame();
WebCore::FrameView* pFrameView = element->document()->view();
WebCore::IntRect rect = element->getRect(); //This list is decently small so we don't worry about caching the rect size.
// ElementFromPoint expects the point in its own coordinate system so we don't need to adjust the rectangle to its absolute position
// on screen
// elementFromPoint API changed compared to 1.x. The simplest thing to do at the moment is to adjust our input.
int inputX = (rect.x()+rect.width()/2 - pFrameView->scrollX())/frame->pageZoomFactor();
int inputY = (rect.y()+rect.height()/2 - pFrameView->scrollY())/frame->pageZoomFactor();
WebCore::Node* hitElement = mDocument->elementFromPoint(inputX,inputY);
while (hitElement)
{
if(bestNode == hitElement)
{
matched = true;
break;
}
hitElement = hitElement->parentNode();//We need to find the element that responds to the events as that is what we jump to. For example, we don't jump to a "span".
};
if(matched)
break;
}
if(matched)
{
mBestNode = bestNode;
mMinR = radialDistance;
}
else
{
mBestNode = 0; //We didn't match anything based on the Z-layer testing.
mMinR = FLT_MAX;
}
// A way to do Post Order traversal.
//while (WebCore::Node* firstChild = rootNode->firstChild())
// rootNode = firstChild;
//while(rootNode)
//{
// rootNode = rootNode->traverseNextNodePostOrder();
//}
/*
//////////////////////////////////////////////////////////////////////////
// THEN, FIND THE CHILDREN
if (rootNode && rootNode->childNodeCount() > 0)
{
PassRefPtr<WebCore::NodeList> children = rootNode->childNodes();
const uint32_t length = children->length();
for (uint32_t i=0; i < length; ++i)
{
WebCore::Node* child = children->item(i);
if (child)
{
FindBestNode(child);
}
}
}
*/
}
