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Merge the two screen bounders to use callbacks

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stevenhowes
2022-01-04 22:22:00 +00:00
parent bc5cd16447
commit fa13e4c97b
2 changed files with 9 additions and 55 deletions
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component_bounder_screen.go
+9 -9
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@@ -4,16 +4,19 @@ package GoRetro
* --------------------
* BounderScreen
* --------------------
* A bounder which sets active = false on anything which
* has left the screen
* A bounder which triggers if the element isn't on the screen
*/
type bounderScreen struct {
container *Element
container *Element
callbackFunc func(element *Element)
}
func NewBounderScreen(container *Element) *bounderScreen {
return &bounderScreen{container: container}
func NewBounderScreen(container *Element, callback func(element *Element)) *bounderScreen {
return &bounderScreen{
container: container,
callbackFunc: callback,
}
}
func (bounder *bounderScreen) onDraw() error {
@@ -23,12 +26,9 @@ func (bounder *bounderScreen) onDraw() error {
func (bounder *bounderScreen) onUpdate() error {
b := bounder.container
// If the position is outside the screen bounds then set it as inactive
// and mark for deletion
if b.Position.X > float64(Config.ScreenWidth) || b.Position.X < 0 ||
b.Position.Y > float64(Config.ScreenHeight) || b.Position.Y < 0 {
b.Active = false
b.Delete = true
bounder.callbackFunc(bounder.container)
}
return nil