Use termbox-screen library

screen_about.go

@@ -4,13 +4,15 @@ import (
 	"fmt"
 	"time"
 
+	"github.com/br0xen/termbox-screen"
 	"github.com/br0xen/termbox-util"
 	termbox "github.com/nsf/termbox-go"
 )
 
+const AboutScreenId = 2
+
 // AboutScreen holds all that's going on
 type AboutScreen struct {
-	viewPort       ViewPort
 	message        string
 	messageTimeout time.Duration
 	messageTime    time.Time
@@ -25,7 +27,9 @@ type Command struct {
 	description string
 }
 
-func (screen *AboutScreen) initialize(bundle Bundle) error {
+func (screen *AboutScreen) Id() int { return AboutScreenId }
+
+func (screen *AboutScreen) Initialize(bundle termboxScreen.Bundle) error {
 	screen.titleTemplate = []string{
 		"                      __    ",
 		"   _________    _____|  | __",
@@ -53,12 +57,13 @@ func (screen *AboutScreen) initialize(bundle Bundle) error {
 
 	return nil
 }
+func (screen *AboutScreen) ResizeScreen() { screen.Initialize(nil) }
 
-func (screen *AboutScreen) handleKeyEvent(event termbox.Event) int {
-	return ScreenMain
+func (screen *AboutScreen) HandleKeyEvent(event termbox.Event) int {
+	return MainScreenId
 }
 
-func (screen *AboutScreen) drawScreen() {
+func (screen *AboutScreen) DrawScreen() {
 	width, height := termbox.Size()
 	xPos := (width - len(screen.titleTemplate[0])) / 2
 	yPos := 1