diff --git a/ui/pointer/pointer.go b/ui/pointer/pointer.go
index 9d437fa9..f0988f74 100644
--- a/ui/pointer/pointer.go
+++ b/ui/pointer/pointer.go
@@ -41,12 +41,12 @@ type Events interface {
 	For(k Key) []Event
 }
 
-type HitResult uint8
+type hitResult uint8
 
 const (
-	HitNone HitResult = iota
-	HitTransparent
-	HitOpaque
+	hitNone hitResult = iota
+	hitTransparent
+	hitOpaque
 )
 
 type ID uint16
@@ -118,10 +118,10 @@ func (op *OpArea) decode(d []byte) {
 	}
 }
 
-func (op *OpArea) hit(pos f32.Point) HitResult {
-	res := HitOpaque
+func (op *OpArea) hit(pos f32.Point) hitResult {
+	res := hitOpaque
 	if op.Transparent {
-		res = HitTransparent
+		res = hitTransparent
 	}
 	switch op.kind {
 	case areaRect:
@@ -129,7 +129,7 @@ func (op *OpArea) hit(pos f32.Point) HitResult {
 			0 <= pos.Y && pos.Y < float32(op.size.Y) {
 			return res
 		} else {
-			return HitNone
+			return hitNone
 		}
 	case areaEllipse:
 		rx := float32(op.size.X) / 2
@@ -141,7 +141,7 @@ func (op *OpArea) hit(pos f32.Point) HitResult {
 		if xh*xh*ry2+yk*yk*rx2 <= rx2*ry2 {
 			return res
 		} else {
-			return HitNone
+			return hitNone
 		}
 	default:
 		panic("invalid area kind")
diff --git a/ui/pointer/queue.go b/ui/pointer/queue.go
index 74b286d1..79895487 100644
--- a/ui/pointer/queue.go
+++ b/ui/pointer/queue.go
@@ -110,8 +110,8 @@ func (q *Queue) opHit(handlers *[]Key, pos f32.Point) {
 				continue
 			}
 			res := h.area.hit(pos)
-			opaque = opaque || res == HitOpaque
-			if res != HitNone {
+			opaque = opaque || res == hitOpaque
+			if res != hitNone {
 				*handlers = append(*handlers, n.key)
 			}
 		}
@@ -238,7 +238,7 @@ func (q *Queue) Push(e Event) {
 		case i == 0:
 			e.Priority = Foremost
 		}
-		e.Hit = h.area.hit(e.Position) != HitNone
+		e.Hit = h.area.hit(e.Position) != hitNone
 		e.Position = h.transform.InvTransform(e.Position)
 		h.events = append(h.events, e)
 		if e.Type == Release {
@@ -256,12 +256,12 @@ func (q *Queue) Push(e Event) {
 	}
 }
 
-func (a areaIntersection) hit(p f32.Point) HitResult {
-	res := HitNone
+func (a areaIntersection) hit(p f32.Point) hitResult {
+	res := hitNone
 	for _, area := range a {
 		tp := area.trans.InvTransform(p)
 		res = area.area.hit(tp)
-		if res == HitNone {
+		if res == hitNone {
 			break
 		}
 	}