let the image sit for a bit

main.go

@@ -39,6 +39,7 @@ type Animation struct {
 	updown    int
 	mqmsg     chan mqtt.Message
 	msg       string
+	countDown int
 }
 
 //flags from cmd line
@@ -135,6 +136,7 @@ func NewAnimation(sz image.Point, mqMessages chan mqtt.Message) *Animation {
 		image:     images,
 		updown:    0,
 		mqmsg:     mqMessages,
+		countDown: 5000,
 	}
 }
 
@@ -149,6 +151,15 @@ func (a *Animation) Next() (image.Image, <-chan time.Time, error) {
 	} else {
 		a.ctx.DrawImageAnchored(imaging.FlipH(a.image[a.updown]), a.position.X, a.position.Y, 0.5, 0.5)
 	}
+	if a.image[3] != nil {
+		if a.countDown > 0 {
+			a.ctx.DrawImageAnchored(a.image[3], 0, 0, 0, 0)
+			a.countDown -= 50
+		} else {
+			a.image[3] = nil
+			a.countDown = 5000
+		}
+	}
 	a.ctx.SetColor(color.White)
 	select {
 	case msg := <-a.mqmsg:
@@ -159,8 +170,8 @@ func (a *Animation) Next() (image.Image, <-chan time.Time, error) {
 		} else {
 			baseImage, _ := b64.StdEncoding.DecodeString(incoming.Image)
 			bigImage, _, _ := image.Decode(bytes.NewReader(baseImage))
-			littleImage := imaging.Resize(bigImage, 32, 32, imaging.Lanczos)
-			a.ctx.DrawImageAnchored(littleImage, 0, 0, 0, 0)
+			a.image[3] = imaging.Resize(bigImage, 32, 32, imaging.Lanczos)
+			a.ctx.DrawImageAnchored(a.image[3], 0, 0, 0, 0)
 		}
 	default:
 	}