Added Screen Width/full screen panel demo.

testdoor/testdoor.go

@@ -60,6 +60,7 @@ func MainMenu() door.Menu {
 	m.AddSelection("M", "Menu Demo")
 	m.AddSelection("P", "Progress Bars Demo")
 	m.AddSelection("S", "Show Panel")
+	m.AddSelection("W", "Screen Width")
 
 	m.AddSelection("Q", "Quit")
 	return m
@@ -342,6 +343,63 @@ func progress_bars(d *door.Door) {
 	d.Write(door.ShowCursor)
 }
 
+func width_demo(d *door.Door) {
+	w := door.Width
+	panel := door.Panel{X: 1, Y: 1, Width: w}
+	lineColor := door.ColorText("WHI")
+	var line string
+
+	for y := 1; y <= door.Height; y++ {
+		if y%10 == 0 {
+			line = strings.Repeat("1234567890", w/10)
+			for x := len(line); x < w; x++ {
+				line += strconv.Itoa(x % 10)
+			}
+		} else {
+			line = ""
+			for x := 1; x < w; x++ {
+				if x%10 == 0 {
+					line += strconv.Itoa(y % 10)
+				} else {
+					line += " "
+				}
+			}
+		}
+		l := door.Line{Text: line, DefaultColor: lineColor}
+		panel.Lines = append(panel.Lines, l)
+	}
+	message := fmt.Sprintf("Screen Size: %d X %d", door.Width, door.Height)
+	alert := door.AlertBox(message, 1)
+	d.Write(panel.Output())
+	cx := (door.Width - len(message) + 2) / 2
+	cy := (door.Height - 3) / 2
+	d.Write(door.ColorText("BRI YEL ON BLUE"))
+	for idx, ab := range alert {
+		d.Write(door.Goto(cx, cy+idx) + ab)
+	}
+	d.Write(door.Reset + panel.GotoEnd())
+	_ = d.Key()
+
+	panel.Lines = make([]door.Line, 0)
+	background := "BUGZ Test Door in GO "
+	bl := len(background)
+	for y := 1; y <= door.Height; y++ {
+		offset := (y - 1) % bl
+		line = background[offset:]
+		for len(line) < w {
+			if len(line)+bl <= w {
+				line += background
+			} else {
+				line += background[0 : w-len(line)]
+			}
+		}
+		l := door.Line{Text: line, RenderF: door.RenderBlueYellow}
+		panel.Lines = append(panel.Lines, l)
+	}
+	d.Write(panel.Output())
+	_ = d.Key()
+}
+
 func panel_demo(d *door.Door) {
 	width := 55
 	fmtStr := "%-55s"
@@ -451,6 +509,8 @@ func main() {
 		case 'S':
 			panel_demo(&d)
 			press_a_key(&d)
+		case 'W':
+			width_demo(&d)
 		case 'Q':
 			choice = -1
 			break