nsresult
nsContentEventHandler::OnQueryEditorRect(nsQueryContentEvent* aEvent)
{
nsresult rv = Init(aEvent);
if (NS_FAILED(rv))
return rv;
nsIFrame* frame = mRootContent->GetPrimaryFrame();
NS_ENSURE_TRUE(frame, NS_ERROR_FAILURE);
// get rect for first frame
nsRect resultRect(nsPoint(0, 0), frame->GetRect().Size());
rv = ConvertToRootViewRelativeOffset(frame, resultRect);
NS_ENSURE_SUCCESS(rv, rv);
// account for any additional frames
while ((frame = frame->GetNextContinuation()) != nsnull) {
nsRect frameRect(nsPoint(0, 0), frame->GetRect().Size());
rv = ConvertToRootViewRelativeOffset(frame, frameRect);
NS_ENSURE_SUCCESS(rv, rv);
resultRect.UnionRect(resultRect, frameRect);
}
aEvent->mReply.mRect =
resultRect.ToOutsidePixels(mPresContext->AppUnitsPerDevPixel());
aEvent->mSucceeded = PR_TRUE;
return NS_OK;
}
QRectF clipRect() const
{
// Start with an invalid rect.
QRectF resultRect(0, 0, -1, -1);
for (const QSGClipNode* clip = clipList(); clip; clip = clip->clipList()) {
QMatrix4x4 clipMatrix;
if (pageNode()->devicePixelRatio() != 1.0) {
clipMatrix.scale(pageNode()->devicePixelRatio());
if (clip->matrix())
clipMatrix *= (*clip->matrix());
} else if (clip->matrix())
clipMatrix = *clip->matrix();
QRectF currentClip;
if (clip->isRectangular())
currentClip = clipMatrix.mapRect(clip->clipRect());
else {
const QSGGeometry* geometry = clip->geometry();
// Assume here that clipNode has only coordinate data.
const QSGGeometry::Point2D* geometryPoints = geometry->vertexDataAsPoint2D();
// Clip region should be at least triangle to make valid clip.
if (geometry->vertexCount() < 3)
continue;
QPolygonF polygon;
for (int i = 0; i < geometry->vertexCount(); i++)
polygon.append(clipMatrix.map(QPointF(geometryPoints[i].x, geometryPoints[i].y)));
currentClip = polygon.boundingRect();
}
if (currentClip.isEmpty())
continue;
if (resultRect.isValid())
resultRect &= currentClip;
else
resultRect = currentClip;
}
return resultRect;
}
QRectF WebContentAnimationItem::findZoomableRectForPoint(const QPointF& point)
{
QPointF zoomPoint = m_webView->mapFromParent(point);
QWebHitTestResult hitResult = m_webView->page()->mainFrame()->hitTestContent(zoomPoint.toPoint());
QWebElement targetElement = hitResult.enclosingBlockElement();
while (!targetElement.isNull() && targetElement.geometry().width() < MinDoubleClickZoomTargetWidth)
targetElement = targetElement.parent();
if (!targetElement.isNull()) {
QRectF elementRect = targetElement.geometry();
qreal overMinWidth = elementRect.width() - ZoomableContentMinWidth;
if (overMinWidth < 0)
elementRect.adjust(overMinWidth / 2, 0, -overMinWidth / 2, 0);
zoomPoint.setX(elementRect.x());
QRectF resultRect(zoomPoint, elementRect.size());
return QRectF(m_webView->mapToParent(resultRect.topLeft()),
m_webView->mapToParent(resultRect.bottomRight()));
}
return QRectF();
}
