Navigation
API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/UGameViewportClient
Description
Allow the viewport client to process a touch event received by the viewport. If the viewport client uses the event, it should return true. If true is returned, the viewport should not bubble the event.
Virtual Inheritance
- FViewportClient::InputTouch → UGameViewportClient::InputTouch
| Name | InputTouch |
| Type | function |
| Header File | /Engine/Source/Runtime/Engine/Classes/Engine/GameViewportClient.h |
| Include Path | #include "Engine/GameViewportClient.h" |
| Source | /Engine/Source/Runtime/Engine/Private/GameViewportClient.cpp |
virtual bool InputTouch
(
FViewport *const Viewport,
const FTouchId TouchId,
const ETouchType::Type Type,
const FVector2D & TouchLocation,
const float Force,
const uint64 Timestamp
)
True to consume the event, false to pass it on.
Parameters
| Name | Remarks |
|---|---|
| Viewport | The viewport that was touched. |
| TouchId | Identifier unique to this ongoing touch (i.e. device + finger). |
| Type | What kind of touch event this is (see ETouchType). |
| TouchLocation | Viewport-relative position of the touch. |
| Force | How hard the touch is. |
| Timestamp | The timestamp of when this input event was originally polled in the form of CPU cycles. |