Making things easier on the user

Author: CaptainSly

readme.md

@@ -1,4 +1,4 @@
-# Console Java Engine - Version 0.1.15-Talos
+# Console Java Engine - Version 0.1.15-Jyggalag
 [![](https://jitpack.io/v/CaptainSly/ConsoleJavaEngine.svg)](https://jitpack.io/#CaptainSly/ConsoleJavaEngine)
 
 The Console Java Engine is based off of JavidX9's PixelGameEngine.

src/main/java/com/spireprod/cje/core/input/Input.java

@@ -67,4 +67,5 @@ private KeyStroke normalize(KeyStroke stroke) {
 		}
 		return new KeyStroke(stroke.getKeyType());
 	}
+	
 }

src/main/java/com/spireprod/cje/core/ui/TextUI.java

@@ -0,0 +1,33 @@
+package com.spireprod.cje.core.ui;
+
+import com.googlecode.lanterna.input.KeyType;
+import com.spireprod.cje.core.ConsoleRenderer;
+import com.spireprod.cje.core.input.Input;
+
+public class TextUI {
+	public int selectedIndex = 0;
+	public int totalItems = 0;
+
+	public void reset() {
+		totalItems = 0;
+	}
+
+	public boolean selectable(String label, ConsoleRenderer renderer, Input input, int x, int y) {
+		boolean selected = (selectedIndex == totalItems);
+		String display = selected ? "> " + label : "  " + label;
+
+		renderer.writeString(display, x, y);
+
+		totalItems++;
+		return selected && input.isKeyPressed(KeyType.Enter);
+	}
+
+	public void handleInput(Input input) {
+		if (input.isKeyPressed(KeyType.ArrowUp))
+			selectedIndex--;
+		if (input.isKeyPressed(KeyType.ArrowDown))
+			selectedIndex++;
+
+		selectedIndex = Math.floorMod(selectedIndex, totalItems);
+	}
+}