1 files changed, 30 insertions, 0 deletions
diff --git a/input/input.go b/input/input.go
new file mode 100644
index 0000000..94f4e56
--- /dev/null
+++ b/input/input.go
@@ -0,0 +1,30 @@
+package input
+
+import "ponger/ecs"
+
+type DeviceID int
+
+type Event struct {
+	ecs.Event
+	Which                                DeviceID
+	Dx, Dy                               float32
+	JustPressed, JustReleased, IsPressed bool
+}
+
+type Handler interface {
+	Process(ev Event)
+}
+
+func ProcessTree(root any, ev Event) {
+	if inp, ok := root.(Handler); ok {
+		inp.Process(ev)
+	}
+	if g, ok := root.(*ecs.GameObject); ok {
+		for _, c := range g.Children {
+			if c == nil {
+				continue
+			}
+			ProcessTree(c, ev)
+		}
+	}
+}