/** Create and show an overlay nailed to the user's face */
bool ShowOverlay( EOverlayToDisplay eOverlay )
{
if ( m_eCurrentOverlay == eOverlay && m_OverlayHandle != vr::k_ulOverlayHandleInvalid )
return true;
// Hiding or changing, so destroy old overlay
HideOverlay();
if ( eOverlay == k_eNone )
{
m_eCurrentOverlay = eOverlay;
return true;
}
// Compositor must be initialized to create overlays
if ( !vr::VRCompositor() )
return false;
vr::EVROverlayError eOverlayError = vr::VROverlay()->CreateOverlay( "leap_monitor", "Leap Monitor", &m_OverlayHandle );
if ( eOverlayError != vr::VROverlayError_None )
return false;
vr::HmdMatrix34_t matInFrontOfHead;
memset( &matInFrontOfHead, 0, sizeof( matInFrontOfHead ) );
float scale = 1.4f;
matInFrontOfHead.m[0][0] = matInFrontOfHead.m[1][1] = matInFrontOfHead.m[2][2] = scale;
matInFrontOfHead.m[2][3] = -2.0f;
eOverlayError = vr::VROverlay()->SetOverlayTransformTrackedDeviceRelative( m_OverlayHandle, vr::k_unTrackedDeviceIndex_Hmd, &matInFrontOfHead );
if ( eOverlayError != vr::VROverlayError_None )
return false;
std::string image;
switch ( eOverlay )
{
case k_ePointAtBaseForHemisphereTracking:
image = m_strOverlayImagePath + "need_hemisphere_tracking.png";
break;
case k_eHoldAtShouldersForCoordinateAlignment:
image = m_strOverlayImagePath + "need_alignment_gesture.png";
break;
default:
HideOverlay();
return false;
}
eOverlayError = vr::VROverlay()->SetOverlayFromFile( m_OverlayHandle, image.c_str() );
if ( eOverlayError != vr::VROverlayError_None )
return false;
eOverlayError = vr::VROverlay()->ShowOverlay( m_OverlayHandle );
if ( eOverlayError != vr::VROverlayError_None )
return false;
m_eCurrentOverlay = eOverlay;
return true;
}
EEventStatus::Enum GEventLogWindow::OnMouseLeave(const GEventData & in_EventData, GBaseObject* in_pCaller)
{
if(!in_pCaller)
HideOverlay();
return GUI::EEventStatus::Handled;
}
GUI::EEventStatus::Enum GEventLogWindow::OnMouseDown(const GEventData & in_EventData, GBaseObject* in_pCaller)
{
if(in_EventData.Mouse.Actor.Bits.Left == in_EventData.Mouse.Down.Bits.Left)
{
if(!in_pCaller)
{
HideOverlay();
Drag();
}
}
return GUI::EEventStatus::Handled;
}
void GEventLogWindow::DisplayOverlay()
{
if(!Visible())
{
HideOverlay();
return;
}
//This code will handle the overlay appearing on news that are too long
bool l_bMustDisplayOverlay = false;
GVector2D<INT32> l_Pos = AbsoluteToRelative( g_Joshua.GUIManager()->MousePosition() );
INT32 x = l_Pos.x;
INT32 y = l_Pos.y;
//If the user is in the Event listbox zone
if( (x >= m_pObjEventsLst->Left()) && (x <= (m_pObjEventsLst->Left() + m_pObjEventsLst->Width())) && (y >= m_pObjEventsLst->Top()) && (y <= (m_pObjEventsLst->Top() + m_pObjEventsLst->Height())) )
{
y = y - m_pObjEventsLst->Top();
INT32 l_iOverRowID = (INT32)floor( (REAL32)y / (REAL32)m_pObjEventsLst->RowHeight() );
GUI::GListBox::GRow* l_pRow = m_pObjEventsLst->Get_Row_At(l_iOverRowID + m_pObjEventsLst->FirstRowShown());
if(l_pRow)
{
GUI::GLabel* l_pEvent = (GUI::GLabel*)l_pRow->Object()->Child(L"txtEvent");
if( (x >= l_pEvent->Left()) && (x <= (l_pEvent->Left() + l_pEvent->Width())) )
{
//If the text do not fit the box, position and set text to the overlay
if(l_pEvent->Width() < (INT32)l_pEvent->Text2D()->Width())
{
g_ClientDDL.TextOverlay()->Update( l_pEvent->Text(), l_pEvent );
l_bMustDisplayOverlay = true;
}
}
}
}
if(l_bMustDisplayOverlay)
{
g_ClientDDL.TextOverlay()->Show();
}
else
{
g_ClientDDL.TextOverlay()->Hide();
}
}
// Perform the action of overlay-Button 2
void MenuSystem::OnOverlayButton2()
{
onOverlayButton2();
HideOverlay();
}
