void PageViewportControllerClientQt::setContentsScale(float localScale, bool treatAsInitialValue)
{
if (treatAsInitialValue) {
clearRelativeZoomState();
setContentRectVisiblePositionAtScale(QPointF(), localScale);
} else
scaleContent(localScale);
}
void PageViewportControllerClientQt::pinchGestureStarted(const QPointF& pinchCenterInViewportCoordinates)
{
// This can only happen as a result of a user interaction.
ASSERT(m_controller->hadUserInteraction());
if (!m_controller->allowsUserScaling() || !m_viewportItem->isInteractive())
return;
clearRelativeZoomState();
m_scaleChange.begin();
m_lastPinchCenterInViewportCoordinates = pinchCenterInViewportCoordinates;
m_pinchStartScale = m_pageItem->contentsScale();
}
void PageViewportControllerClientQt::didChangeViewportAttributes()
{
clearRelativeZoomState();
emit m_viewportItem->experimental()->test()->viewportChanged();
}