private void OnSelectPressed(RaycastSource source)
{
Deselect();
var eventData = source.eventData;
var hoveredObject = source.hoveredObject;
eventData.pressPosition = eventData.position;
eventData.pointerPressRaycast = eventData.pointerCurrentRaycast;
eventData.pointerPress = hoveredObject;
if (hoveredObject != null) // Pressed when pointer is over something
{
var draggedObject = hoveredObject;
GameObject newPressed = ExecuteEvents.ExecuteHierarchy(draggedObject, eventData, ExecuteEvents.pointerDownHandler);
if (newPressed == null) // Gameobject does not have pointerDownHandler in hierarchy, but may still have click handler
{
newPressed = ExecuteEvents.GetEventHandler <IPointerClickHandler>(draggedObject);
}
if (newPressed != null)
{
draggedObject = newPressed; // Set current pressed to gameObject that handles the pointerDown event, not the root object
Select(draggedObject);
eventData.eligibleForClick = true;
// Track clicks for double-clicking, triple-clicking, etc.
float time = Time.realtimeSinceStartup;
if (newPressed == eventData.lastPress)
{
var diffTime = time - eventData.clickTime;
if (UIUtils.IsDoubleClick(diffTime))
{
++eventData.clickCount;
}
else
{
eventData.clickCount = 1;
}
}
else
{
eventData.clickCount = 1;
}
eventData.clickTime = time;
}
ExecuteEvents.Execute(draggedObject, eventData, ExecuteEvents.beginDragHandler);
ExecuteEvents.Execute(draggedObject, eventData, ExecuteRayEvents.beginDragHandler);
eventData.dragging = true;
if (dragStarted != null)
{
dragStarted(draggedObject, eventData);
}
eventData.pointerDrag = draggedObject;
source.draggedObject = draggedObject;
}
}
private void OnSelectPressed(RaycastSource source)
{
Deselect();
var eventData = source.eventData;
var hoveredObject = source.hoveredObject;
eventData.pressPosition = eventData.position;
eventData.pointerPressRaycast = eventData.pointerCurrentRaycast;
eventData.pointerPress = hoveredObject;
if (hoveredObject != null) // Pressed when pointer is over something
{
var draggedObject = hoveredObject;
GameObject newPressed = ExecuteEvents.ExecuteHierarchy(draggedObject, eventData, ExecuteEvents.pointerDownHandler);
if (newPressed == null) // Gameobject does not have pointerDownHandler in hierarchy, but may still have click handler
{
newPressed = ExecuteEvents.GetEventHandler <IPointerClickHandler>(draggedObject);
}
if (newPressed != null)
{
draggedObject = newPressed; // Set current pressed to gameObject that handles the pointerDown event, not the root object
Select(draggedObject);
eventData.eligibleForClick = true;
}
ExecuteEvents.Execute(draggedObject, eventData, ExecuteEvents.beginDragHandler);
ExecuteEvents.Execute(draggedObject, eventData, ExecuteRayEvents.beginDragHandler);
eventData.pointerDrag = draggedObject;
source.selectedObject = draggedObject;
}
}
public void AddRaycastSource(IProxy proxy, Node node, Transform rayOrigin, Func <RaycastSource, bool> validationCallback = null)
{
var source = new RaycastSource(proxy, rayOrigin, node, this, validationCallback);
this.ConnectInterfaces(source, rayOrigin);
m_RaycastSources.Add(rayOrigin, source);
}
private GameObject GetRayIntersection(RaycastSource source)
{
// Move camera to position and rotation for the ray origin
m_EventCamera.transform.position = source.rayOrigin.position;
m_EventCamera.transform.rotation = source.rayOrigin.rotation;
// World scaling also scales clipping planes
var camera = CameraUtils.GetMainCamera();
m_EventCamera.nearClipPlane = camera.nearClipPlane;
m_EventCamera.farClipPlane = camera.farClipPlane;
var eventData = source.eventData;
eventData.Reset();
eventData.delta = Vector2.zero;
eventData.position = m_EventCamera.pixelRect.center;
eventData.scrollDelta = Vector2.zero;
eventSystem.RaycastAll(eventData, m_RaycastResultCache);
eventData.pointerCurrentRaycast = FindFirstRaycast(m_RaycastResultCache);
var hit = eventData.pointerCurrentRaycast.gameObject;
m_RaycastResultCache.Clear();
return(hit);
}
private void OnSelectReleased(RaycastSource source)
{
var eventData = source.eventData;
var hoveredObject = source.hoveredObject;
if (source.draggedObject)
{
ExecuteEvents.Execute(source.draggedObject, eventData, ExecuteEvents.pointerUpHandler);
}
if (source.draggedObject)
{
var draggedObject = source.draggedObject;
if (dragEnded != null)
{
dragEnded(draggedObject, eventData);
}
ExecuteEvents.Execute(draggedObject, eventData, ExecuteEvents.endDragHandler);
ExecuteEvents.Execute(draggedObject, eventData, ExecuteRayEvents.endDragHandler);
if (hoveredObject != null)
{
ExecuteEvents.ExecuteHierarchy(hoveredObject, eventData, ExecuteEvents.dropHandler);
}
eventData.pointerDrag = null;
}
var clickHandler = ExecuteEvents.GetEventHandler <IPointerClickHandler>(hoveredObject);
if (source.draggedObject == clickHandler && eventData.eligibleForClick)
{
ExecuteEvents.Execute(clickHandler, eventData, ExecuteEvents.pointerClickHandler);
}
eventData.dragging = false;
eventData.rawPointerPress = null;
eventData.pointerPress = null;
eventData.eligibleForClick = false;
source.draggedObject = null;
}
private GameObject GetRayIntersection(RaycastSource source)
{
// Move camera to position and rotation for the ray origin
m_EventCamera.transform.position = source.rayOrigin.position;
m_EventCamera.transform.rotation = source.rayOrigin.rotation;
var eventData = source.eventData;
eventData.Reset();
eventData.delta = Vector2.zero;
eventData.position = m_EventCamera.pixelRect.center;
eventData.scrollDelta = Vector2.zero;
eventSystem.RaycastAll(eventData, m_RaycastResultCache);
eventData.pointerCurrentRaycast = FindFirstRaycast(m_RaycastResultCache);
var hit = eventData.pointerCurrentRaycast.gameObject;
m_RaycastResultCache.Clear();
return(hit);
}