Ditch keyboard mover, shooter, interval shooter. All of that is game code not engine. Added key handler and scheduler. Can also now duplicate components on an element (key readers for example)

component_scheduler_interval.go

@@ -0,0 +1,49 @@
+package GoRetro
+
+/*
+ * --------------------
+ * schedulerInterval
+ * --------------------
+ * Calls a callback at fixed intervals
+ */
+
+import (
+	"time"
+)
+
+type schedulerInterval struct {
+	container    *Element
+	interval     time.Duration // Time between triggers
+	lastTrigger  time.Time     // Last trigger
+	scheduleFunc func(element *Element)
+}
+
+func NewSchedulerInterval(container *Element, interval time.Duration, lastTrigger time.Time, Callback func(element *Element)) *schedulerInterval {
+	return &schedulerInterval{
+		container:    container,
+		interval:     interval,
+		lastTrigger:  lastTrigger,
+		scheduleFunc: Callback,
+	}
+
+}
+
+func (scheduler *schedulerInterval) onDraw() error {
+	return nil
+}
+
+func (scheduler *schedulerInterval) onUpdate() error {
+
+	//pos := shooter.container.Position
+
+	if time.Since(scheduler.lastTrigger) >= scheduler.interval {
+		scheduler.scheduleFunc(scheduler.container)
+		scheduler.lastTrigger = time.Now()
+	}
+
+	return nil
+}
+
+func (scheduler *schedulerInterval) onCollision(other *Element) error {
+	return nil
+}