void HKUserInterface::OnInputEvent(HKInputManager &manager, const HKInputManager::EventInfo &ev)
{
HKWidget *pFocusWidget = pFocusList[ev.pSource->sourceID];
if(ev.pSource->device == IDD_Mouse || ev.pSource->device == IDD_TouchPanel)
{
// positional events will be sent to the hierarchy
MFVector pos = { ev.hover.x, ev.hover.y, 0.f, 1.f };
MFVector dir = { 0.f, 0.f, 1.f, 1.f };
MFVector localPos;
HKWidget *pWidget = NULL;
if(pFocusWidget)
{
pWidget = pFocusWidget->IntersectWidget(pos, dir, &localPos);
if(!pWidget)
pWidget = pFocusWidget;
}
else
{
pWidget = pRoot->IntersectWidget(pos, dir, &localPos);
}
// update the down widget
if(ev.ev == HKInputManager::IE_Down)
pDownOver[ev.pSource->sourceID] = pWidget;
else if(ev.ev == HKInputManager::IE_Tap)
{
// if we receive a tap event, check that it was on the same widget we recorded the down event for
if(pDownOver[ev.pSource->sourceID] != pWidget)
return;
}
// check if the hover has changed
HKWidget *pHover = pHoverList[ev.pSource->sourceID];
if(pHover != pWidget)
{
pHoverList[ev.pSource->sourceID] = pWidget;
if(pHover)
{
HKWidgetInputEvent ie(pHover, ev.pSource);
pHover->OnHoverOut(*pHover, ie);
}
if(pWidget)
{
HKWidgetInputEvent ie(pWidget, ev.pSource);
pWidget->OnHoverOver(*pWidget, ie);
}
}
if(pWidget)
{
HKInputManager::EventInfo transformedEv = ev;
LocaliseInput(transformedEv, pWidget, localPos);
// send the input event
if(pWidget->InputEvent(manager, transformedEv))
return;
}
}
else if(pFocusWidget)
{
// non-positional events
pFocusWidget->InputEvent(manager, ev);
}
}
