|
protected InternalHitTestMask ( ) : |
||
| return | ||
override protected DisplayObject HitTest()
{
if (_disabled)
return null;
if (this.cachedTransform.localScale.x == 0 || this.cachedTransform.localScale.y == 0)
return null;
Vector2 localPoint = new Vector2();
Vector3 savedWorldPoint = HitTestContext.worldPoint;
Vector3 savedDirection = HitTestContext.direction;
if (hitArea != null)
{
if (!hitArea.HitTest(this, ref localPoint))
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
return null;
}
}
else
{
localPoint = GetHitTestLocalPoint();
if (_clipRect != null && !((Rect)_clipRect).Contains(localPoint))
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
return null;
}
}
if (_mask != null && _mask.InternalHitTestMask() == null)
return null;
DisplayObject target = null;
if (touchChildren)
{
int count = _children.Count;
for (int i = count - 1; i >= 0; --i) // front to back!
{
DisplayObject child = _children[i];
if (child == _mask)
continue;
target = child.InternalHitTest();
if (target != null)
break;
}
}
if (target == null && opaque && (hitArea != null || _contentRect.Contains(localPoint)))
target = this;
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
return target;
}
override protected DisplayObject HitTest()
{
if (_disabled)
{
return(null);
}
if (this.cachedTransform.localScale.x == 0 || this.cachedTransform.localScale.y == 0)
{
return(null);
}
Vector3 savedWorldPoint = HitTestContext.worldPoint;
Vector3 savedDirection = HitTestContext.direction;
Camera savedCamera = HitTestContext.camera;
if (this.renderMode == RenderMode.WorldSpace)
{
HitTestContext.camera = GetRenderCamera();
Vector3 screenPoint = HitTestContext.camera.WorldToScreenPoint(this.cachedTransform.position); //only for query z value
screenPoint.x = HitTestContext.screenPoint.x;
screenPoint.y = HitTestContext.screenPoint.y;
//获得本地z轴在世界坐标的方向
HitTestContext.worldPoint = HitTestContext.camera.ScreenToWorldPoint(screenPoint);
Ray ray = HitTestContext.camera.ScreenPointToRay(screenPoint);
HitTestContext.direction = Vector3.zero - ray.direction;
}
Vector2 localPoint = WorldToLocal(HitTestContext.worldPoint, HitTestContext.direction);
if (hitArea != null)
{
if (!hitArea.HitTest(_contentRect, localPoint))
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
HitTestContext.camera = savedCamera;
return(null);
}
if (hitArea is MeshColliderHitTest)
{
localPoint = ((MeshColliderHitTest)hitArea).lastHit;
}
}
else
{
if (_clipRect != null && !((Rect)_clipRect).Contains(localPoint))
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
HitTestContext.camera = savedCamera;
return(null);
}
}
if (_mask != null)
{
DisplayObject tmp = _mask.InternalHitTestMask();
if (!reversedMask && tmp == null || reversedMask && tmp != null)
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
HitTestContext.camera = savedCamera;
return(null);
}
}
DisplayObject target = null;
if (touchChildren)
{
int count = _children.Count;
for (int i = count - 1; i >= 0; --i) // front to back!
{
DisplayObject child = _children[i];
if (child == _mask || child._touchDisabled)
{
continue;
}
target = child.InternalHitTest();
if (target != null)
{
break;
}
}
}
if (target == null && opaque && (hitArea != null || _contentRect.Contains(localPoint)))
{
target = this;
}
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
HitTestContext.camera = savedCamera;
return(target);
}
DisplayObject HitTest_Container()
{
Vector2 localPoint = WorldToLocal(HitTestContext.worldPoint, HitTestContext.direction);
if (hitArea != null)
{
if (!hitArea.HitTest(_contentRect, localPoint))
{
return(null);
}
if (hitArea is MeshColliderHitTest)
{
localPoint = ((MeshColliderHitTest)hitArea).lastHit;
}
}
else
{
if (_clipRect != null && !((Rect)_clipRect).Contains(localPoint))
{
return(null);
}
}
if (_mask != null && _mask.parent == this)
{
DisplayObject tmp = _mask.InternalHitTestMask();
if (!reversedMask && tmp == null || reversedMask && tmp != null)
{
return(null);
}
}
DisplayObject target = null;
if (touchChildren)
{
int count = _children.Count;
for (int i = count - 1; i >= 0; --i) // front to back!
{
DisplayObject child = _children[i];
if (child == _mask || child._touchDisabled)
{
continue;
}
target = child.InternalHitTest();
if (target != null)
{
break;
}
}
}
if (target == null && opaque && (hitArea != null || _contentRect.Contains(localPoint)))
{
target = this;
}
return(target);
}
override protected DisplayObject HitTest()
{
if (_disabled)
{
return(null);
}
Vector2 localPoint = new Vector2();
Vector3 savedWorldPoint = HitTestContext.worldPoint;
Vector3 savedDirection = HitTestContext.direction;
if (hitArea != null)
{
if (!hitArea.HitTest(this, ref localPoint))
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
return(null);
}
}
else
{
localPoint = GetHitTestLocalPoint();
if (_clipRect != null && !((Rect)_clipRect).Contains(localPoint))
{
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
return(null);
}
}
if (_mask != null && _mask.InternalHitTestMask() == null)
{
return(null);
}
DisplayObject target = null;
if (touchChildren)
{
int count = _children.Count;
for (int i = count - 1; i >= 0; --i) // front to back!
{
DisplayObject child = _children[i];
if (child == _mask)
{
continue;
}
target = child.InternalHitTest();
if (target != null)
{
break;
}
}
}
if (target == null && opaque && _contentRect.Contains(localPoint))
{
target = this;
}
HitTestContext.worldPoint = savedWorldPoint;
HitTestContext.direction = savedDirection;
return(target);
}
override protected DisplayObject HitTest()
{
if (_scale.X == 0 || _scale.Y == 0)
{
return(null);
}
Vector2 savedScreenPoint = HitTestContext.screenPoint;
Vector2 localPoint = GlobalToLocal(HitTestContext.screenPoint);
if (hitArea != null)
{
if (!hitArea.HitTest(_contentRect, localPoint))
{
return(null);
}
}
else
{
if (_clipRect != null && !((Rectangle)_clipRect).Contains(localPoint.X, localPoint.Y))
{
return(null);
}
}
if (_mask != null && _mask.parent == this)
{
DisplayObject tmp = _mask.InternalHitTestMask();
if (!reversedMask && tmp == null || reversedMask && tmp != null)
{
return(null);
}
}
DisplayObject target = null;
if (touchChildren)
{
int count = _children.Count;
for (int i = count - 1; i >= 0; --i) // front to back!
{
DisplayObject child = _children[i];
if (child == _mask || child._touchDisabled)
{
continue;
}
target = child.InternalHitTest();
if (target != null)
{
break;
}
}
}
if (target == null && opaque && (hitArea != null || _contentRect.Contains(localPoint.X, localPoint.Y)))
{
target = this;
}
HitTestContext.screenPoint = savedScreenPoint;
return(target);
}