bool FCascadeEdPreviewViewportClient::InputKey(FViewport* Viewport, int32 ControllerId, FKey Key, EInputEvent Event, float AmountDepressed, bool Gamepad)
{
//Update cursor
UpdateAndApplyCursorVisibility();
bool bHandled = false;
const int32 HitX = Viewport->GetMouseX();
const int32 HitY = Viewport->GetMouseY();
if(Key == EKeys::LeftMouseButton)
{
if (Event == IE_Pressed)
{
Viewport->InvalidateHitProxy();
HHitProxy* HitResult = Viewport->GetHitProxy(HitX,HitY);
if (HitResult && HitResult->IsA(HWidgetUtilProxy::StaticGetType()))
{
HWidgetUtilProxy* WidgetProxy = (HWidgetUtilProxy*)HitResult;
if (WidgetProxy->Info1 == VectorFieldHitproxyInfo)
{
bManipulatingVectorField = true;
}
WidgetAxis = WidgetProxy->Axis;
// Calculate the scree-space directions for this drag.
FSceneViewFamilyContext ViewFamily( FSceneViewFamily::ConstructionValues( Viewport, GetScene(), EngineShowFlags ));
FSceneView* View = CalcSceneView(&ViewFamily);
WidgetProxy->CalcVectors(View, FViewportClick(View, this, Key, Event, HitX, HitY), LocalManipulateDir, WorldManipulateDir, DragX, DragY);
bHandled = true;
}
}
else if (Event == IE_Released)
{
if (bManipulatingVectorField)
{
WidgetAxis = EAxisList::None;
bManipulatingVectorField = false;
bHandled = true;
}
}
}
else if (Key == EKeys::SpaceBar && Event == IE_Pressed)
{
if (CascadePtr.Pin()->GetSelectedModule() && CascadePtr.Pin()->GetSelectedModule()->IsA(UParticleModuleVectorFieldLocal::StaticClass()))
{
bHandled = true;
WidgetMM = (EWidgetMovementMode)((WidgetMM+1) % WMM_MAX);
}
}
if( !bHandled )
{
bHandled = FEditorViewportClient::InputKey(Viewport,ControllerId,Key,Event,AmountDepressed,Gamepad);
}
return bHandled;
}
void FPhATEdPreviewViewportClient::TrackingStarted( const struct FInputEventState& InInputState, bool bIsDraggingWidget, bool bNudge )
{
// If releasing the mouse button, check we are done manipulating
if ( bIsDraggingWidget )
{
FSceneViewFamilyContext ViewFamily( FSceneViewFamily::ConstructionValues( Viewport, GetScene(), EngineShowFlags ));
FSceneView* View = CalcSceneView(&ViewFamily);
const int32 HitX = InInputState.GetViewport()->GetMouseX();
const int32 HitY = InInputState.GetViewport()->GetMouseY();
StartManipulating(Widget->GetCurrentAxis(), FViewportClick(View, this, InInputState.GetKey(), InInputState.GetInputEvent(), HitX, HitY), View->ViewMatrices.ViewMatrix);
// If we are manipulating, don't move the camera as we drag now.
if (SharedData->bManipulating)
{
bAllowedToMoveCamera = false;
}
}
}
