Refactor brick throwing mechanics; integrate new input handling and projectile initialization components

scripts/resources/charge_throw_input_resource.gd

@@ -0,0 +1,56 @@
+class_name ChargeThrowInputResource
+extends ThrowInputResource
+
+@export var min_power := 0.5
+@export var max_power := 2.0
+@export var max_charge_time := 1.5
+@export var min_charge_duration := 0.1
+
+var is_charging       := false
+var charge_start_time := 0.0
+signal charge_started
+signal charge_updated(charge_ratio: float)
+signal charge_stopped
+
+
+func process_input(event: InputEvent) -> void:
+	if event.is_action_pressed("attack"):
+		is_charging = true
+		charge_start_time = Time.get_ticks_msec() / 1000.0
+		emit_signal("charge_started")
+
+	if event.is_action_released("attack") and is_charging:
+		var power := _calculate_power()
+		is_charging = false
+		emit_signal("throw_requested", power)
+		emit_signal("charge_stopped")
+
+
+func _calculate_power() -> float:
+	var now       := Time.get_ticks_msec() / 1000.0
+	var held_time := now - charge_start_time
+	if held_time < min_charge_duration:
+		return min_power
+	var t = clamp(held_time / max_charge_time, 0.0, 1.0)
+	return lerp(min_power, max_power, t)
+
+
+func get_charge_ratio() -> float:
+	if not is_charging:
+		return min_power
+	var now  := Time.get_ticks_msec() / 1000.0
+	var held := now - charge_start_time
+	var t    =  clamp(held / max_charge_time, 0.0, 1.0)
+	return lerp(min_power, max_power, t)
+
+
+func update(_delta: float) -> void:
+	if not is_charging:
+		return
+
+	var t = clamp(get_charge_ratio(), min_power, max_power)
+	emit_signal("charge_updated", t)
+
+
+func supports_charging() -> bool:
+	return true