void TouchEventHandler::drawTapHighlight()
{
Element* elementUnderFatFinger = m_lastFatFingersResult.nodeAsElementIfApplicable();
if (!elementUnderFatFinger)
return;
Element* element = elementForTapHighlight(elementUnderFatFinger);
if (!element)
return;
// Get the element bounding rect in transformed coordinates so we can extract
// the focus ring relative position each rect.
RenderObject* renderer = element->renderer();
ASSERT(renderer);
Frame* elementFrame = element->document()->frame();
ASSERT(elementFrame);
FrameView* elementFrameView = elementFrame->view();
if (!elementFrameView)
return;
// Tell the client if the element is either in a scrollable container or in a fixed positioned container.
// On the client side, this info is being used to hide the tap highlight window on scroll.
RenderLayer* layer = m_webPage->enclosingFixedPositionedAncestorOrSelfIfFixedPositioned(renderer->enclosingLayer());
bool shouldHideTapHighlightRightAfterScrolling = !layer->renderer()->isRenderView();
shouldHideTapHighlightRightAfterScrolling |= !!m_webPage->m_inRegionScroller->d->node();
IntPoint framePos(m_webPage->frameOffset(elementFrame));
// FIXME: We can get more precise on the <map> case by calculating the rect with HTMLAreaElement::computeRect().
IntRect absoluteRect(renderer->absoluteClippedOverflowRect());
absoluteRect.move(framePos.x(), framePos.y());
IntRect clippingRect;
if (elementFrame == m_webPage->mainFrame())
clippingRect = IntRect(IntPoint(0, 0), elementFrameView->contentsSize());
else
clippingRect = m_webPage->mainFrame()->view()->windowToContents(m_webPage->getRecursiveVisibleWindowRect(elementFrameView, true /*noClipToMainFrame*/));
clippingRect = intersection(absoluteRect, clippingRect);
Vector<FloatQuad> focusRingQuads;
renderer->absoluteFocusRingQuads(focusRingQuads);
Platform::IntRectRegion region;
for (size_t i = 0; i < focusRingQuads.size(); ++i) {
IntRect rect = focusRingQuads[i].enclosingBoundingBox();
rect.move(framePos.x(), framePos.y());
IntRect clippedRect = intersection(clippingRect, rect);
clippedRect.inflate(2);
region = unionRegions(region, Platform::IntRect(clippedRect));
}
Color highlightColor = element->renderStyle()->tapHighlightColor();
m_webPage->m_tapHighlight->draw(region,
highlightColor.red(), highlightColor.green(), highlightColor.blue(), highlightColor.alpha(),
shouldHideTapHighlightRightAfterScrolling);
}
IntRect PluginView::calculateClipRect() const
{
FrameView* frameView = toFrameView(parent());
bool visible = frameView && isVisible();
RenderObject* renderer = m_element->renderer();
if (visible && frameView->width() && frameView->height() && renderer) {
IntSize windowSize = frameView->hostWindow()->platformPageClient()->viewportSize();
// Get the clipped rectangle for this player within the current frame.
IntRect visibleContentRect;
IntRect contentRect = renderer->absoluteClippedOverflowRect();
FloatPoint contentLocal = renderer->absoluteToLocal(FloatPoint(contentRect.location()));
contentRect.setLocation(roundedIntPoint(contentLocal));
contentRect.move(frameRect().x(), frameRect().y());
// Clip against any frames that the widget is inside. Note that if the frames are also clipped
// by a div, that will not be included in this calculation. That is an improvement that still
// needs to be made.
const Widget* current = this;
while (current->parent() && visible) {
// Determine if it is visible in this scrollview.
visibleContentRect = current->parent()->visibleContentRect();
// Special case for the root ScrollView. Its size does not match the actual window size.
if (current->parent() == root())
visibleContentRect.setSize(windowSize);
contentRect.intersect(visibleContentRect);
visible = !contentRect.isEmpty();
// Offset to visible coordinates in scrollview widget's coordinate system (except in the case of
// the top scroll view).
if (current->parent()->parent())
contentRect.move(-visibleContentRect.x(), -visibleContentRect.y());
current = current->parent();
// Don't include the offset for the root window or we get the wrong coordinates.
if (current->parent()) {
// Move content rect into the parent scrollview's coordinates.
IntRect curFrameRect = current->frameRect();
contentRect.move(curFrameRect.x(), curFrameRect.y());
}
}
return contentRect;
}
return IntRect();
}
IntRect RenderTableCol::absoluteClippedOverflowRect()
{
// For now, just repaint the whole table.
// FIXME: Find a better way to do this, e.g., need to repaint all the cells that we
// might have propagated a background color or borders into.
RenderObject* table = parent();
if (table && !table->isTable())
table = table->parent();
if (table && table->isTable())
return table->absoluteClippedOverflowRect();
return IntRect();
}
IntRect RenderSVGContainer::absoluteClippedOverflowRect()
{
IntRect repaintRect;
for (RenderObject* current = firstChild(); current != 0; current = current->nextSibling())
repaintRect.unite(current->absoluteClippedOverflowRect());
#if ENABLE(SVG_EXPERIMENTAL_FEATURES)
// Filters can expand the bounding box
SVGResourceFilter* filter = getFilterById(document(), SVGURIReference::getTarget(style()->svgStyle()->filter()));
if (filter)
repaintRect.unite(enclosingIntRect(filter->filterBBoxForItemBBox(repaintRect)));
#endif
return repaintRect;
}
// Checks if |node| is offscreen the visible area (viewport) of its container
// document. In case it is, one can scroll in direction or take any different
// desired action later on.
bool hasOffscreenRect(Node* node, FocusDirection direction)
{
// Get the FrameView in which |node| is (which means the current viewport if |node|
// is not in an inner document), so we can check if its content rect is visible
// before we actually move the focus to it.
FrameView* frameView = node->document()->view();
if (!frameView)
return true;
ASSERT(!frameView->needsLayout());
IntRect containerViewportRect = frameView->visibleContentRect();
// We want to select a node if it is currently off screen, but will be
// exposed after we scroll. Adjust the viewport to post-scrolling position.
// If the container has overflow:hidden, we cannot scroll, so we do not pass direction
// and we do not adjust for scrolling.
switch (direction) {
case FocusDirectionLeft:
containerViewportRect.setX(containerViewportRect.x() - Scrollbar::pixelsPerLineStep());
containerViewportRect.setWidth(containerViewportRect.width() + Scrollbar::pixelsPerLineStep());
break;
case FocusDirectionRight:
containerViewportRect.setWidth(containerViewportRect.width() + Scrollbar::pixelsPerLineStep());
break;
case FocusDirectionUp:
containerViewportRect.setY(containerViewportRect.y() - Scrollbar::pixelsPerLineStep());
containerViewportRect.setHeight(containerViewportRect.height() + Scrollbar::pixelsPerLineStep());
break;
case FocusDirectionDown:
containerViewportRect.setHeight(containerViewportRect.height() + Scrollbar::pixelsPerLineStep());
break;
default:
break;
}
RenderObject* render = node->renderer();
if (!render)
return true;
IntRect rect(render->absoluteClippedOverflowRect());
if (rect.isEmpty())
return true;
return !containerViewportRect.intersects(rect);
}
// Checks if |node| is offscreen the visible area (viewport) of its container
// document. In case it is, one can scroll in direction or take any different
// desired action later on.
bool hasOffscreenRect(Node* node)
{
// Get the FrameView in which |node| is (which means the current viewport if |node|
// is not in an inner document), so we can check if its content rect is visible
// before we actually move the focus to it.
FrameView* frameView = node->document()->view();
if (!frameView)
return true;
IntRect containerViewportRect = frameView->visibleContentRect();
RenderObject* render = node->renderer();
if (!render)
return true;
IntRect rect(render->absoluteClippedOverflowRect());
return !containerViewportRect.intersects(rect);
}
QWebHitTestResultPrivate::QWebHitTestResultPrivate(const WebCore::HitTestResult &hitTest)
: isContentEditable(false)
, isContentSelected(false)
, isScrollBar(false)
{
if (!hitTest.innerNode())
return;
pos = hitTest.point();
boundingRect = hitTest.boundingBox();
title = hitTest.title();
linkText = hitTest.textContent();
linkUrl = hitTest.absoluteLinkURL();
linkTitle = hitTest.titleDisplayString();
alternateText = hitTest.altDisplayString();
imageUrl = hitTest.absoluteImageURL();
innerNode = hitTest.innerNode();
innerNonSharedNode = hitTest.innerNonSharedNode();
WebCore::Image *img = hitTest.image();
if (img) {
QPixmap *pix = img->nativeImageForCurrentFrame();
if (pix)
pixmap = *pix;
}
WebCore::Frame *wframe = hitTest.targetFrame();
if (wframe)
linkTargetFrame = QWebFramePrivate::kit(wframe);
isContentEditable = hitTest.isContentEditable();
isContentSelected = hitTest.isSelected();
isScrollBar = hitTest.scrollbar();
if (innerNonSharedNode && innerNonSharedNode->document()
&& innerNonSharedNode->document()->frame())
frame = QWebFramePrivate::kit(innerNonSharedNode->document()->frame());
if (Node *block = WebCore::enclosingBlock(innerNode.get())) {
RenderObject *renderBlock = block->renderer();
while (renderBlock && renderBlock->isListItem())
renderBlock = renderBlock->containingBlock();
if (renderBlock)
enclosingBlock = renderBlock->absoluteClippedOverflowRect();
}
}
IntRect RenderSVGContainer::absoluteClippedOverflowRect()
{
FloatRect repaintRect;
for (RenderObject* current = firstChild(); current != 0; current = current->nextSibling())
repaintRect.unite(current->absoluteClippedOverflowRect());
#if ENABLE(SVG_FILTERS)
// Filters can expand the bounding box
SVGResourceFilter* filter = getFilterById(document(), style()->svgStyle()->filter());
if (filter)
repaintRect.unite(filter->filterBBoxForItemBBox(repaintRect));
#endif
if (!repaintRect.isEmpty())
repaintRect.inflate(1); // inflate 1 pixel for antialiasing
return enclosingIntRect(repaintRect);
}
