Applications can now manually call a screen redraw in a way that I think is thread safe

examples/hello/main.go

@@ -8,8 +8,11 @@ import _ "image/png"
 import "git.tebibyte.media/sashakoshka/stone"
 import _ "git.tebibyte.media/sashakoshka/stone/backends/x"
 
+var application = &stone.Application { }
+var currentTime = time.Time { }
+var tickPing    = make(chan(struct { }))
+
 func main () {
-	application  := &stone.Application { }
 	application.SetTitle("hellorld")
 	application.SetSize(12, 2)
 
@@ -29,32 +32,51 @@ func main () {
 	channel, err := application.Run()
 	if err != nil { panic(err) }
 	
-	currentTime := time.Time { }
+	redraw()
+	application.Draw()
+	go tick()
 
 	for {
-		event := <- channel
-		switch event.(type) {
-		case stone.EventQuit:
-			os.Exit(0)
+		select {
+		case <- tickPing:
+			redraw()
+			application.Draw()
+		
+		case event := <- channel:
+			switch event.(type) {
+			case stone.EventQuit:
+				os.Exit(0)
 
-		case stone.EventResize:
-			currentTime = time.Now()
-
-			application.ResetDot()
-			fmt.Fprintln(application, "hellorld!")
-
-			hour   := currentTime.Hour()
-			minute := currentTime.Minute()
-			second := currentTime.Second()
-
-			application.SetRune(0, 1, rune(hour / 10 + 48))
-			application.SetRune(1, 1, rune(hour % 10 + 48))
-			application.SetRune(2, 1, ':')
-			application.SetRune(3, 1, rune(minute / 10 + 48))
-			application.SetRune(4, 1, rune(minute % 10 + 48))
-			application.SetRune(5, 1, ':')
-			application.SetRune(6, 1, rune(second / 10 + 48))
-			application.SetRune(7, 1, rune(second % 10 + 48))
+			case stone.EventResize:
+				redraw()
+			}
 		}
 	}
 }
+
+func redraw () {
+	currentTime = time.Now()
+
+	application.ResetDot()
+	fmt.Fprintln(application, "hellorld!")
+
+	hour   := currentTime.Hour()
+	minute := currentTime.Minute()
+	second := currentTime.Second()
+
+	application.SetRune(0, 1, rune(hour / 10 + 48))
+	application.SetRune(1, 1, rune(hour % 10 + 48))
+	application.SetRune(2, 1, ':')
+	application.SetRune(3, 1, rune(minute / 10 + 48))
+	application.SetRune(4, 1, rune(minute % 10 + 48))
+	application.SetRune(5, 1, ':')
+	application.SetRune(6, 1, rune(second / 10 + 48))
+	application.SetRune(7, 1, rune(second % 10 + 48))
+}
+
+func tick () {
+	for {
+		tickPing <- struct { } { }
+		time.Sleep(time.Second)
+	}
+}