player can now choose between different shields and weapons. added consumable items (healing potion)

src/de/miaurizius/jgame2d/entity/item/PotionObj.java

@@ -0,0 +1,33 @@
+package de.miaurizius.jgame2d.entity.item;
+
+import de.miaurizius.jgame2d.core.GamePanel;
+import de.miaurizius.jgame2d.core.enums.EntityType;
+import de.miaurizius.jgame2d.core.enums.GameState;
+import de.miaurizius.jgame2d.entity.Entity;
+
+public class PotionObj extends Entity {
+
+    GamePanel panel;
+    int value = 2;
+
+    public PotionObj(GamePanel panel) {
+        super(panel);
+        this.panel = panel;
+
+        type = EntityType.ITEM;
+        consumable = true;
+        name = "Red Potion";
+        down1 = initEntitySprites("objects/potion_red");
+        description = "[" + name + "]\nHeals your life by " + value + ".";
+    }
+
+    public void use(Entity entity) {
+        panel.gameState = GameState.DIALOGUE;
+        panel.ui.currentDialogue = "You drank a " + name + "!\n" +
+                "Your life has been recovered by " + value + ".";
+        entity.life += value;
+        if(panel.player.life > panel.player.maxLife) panel.player.life = panel.player.maxLife;
+        panel.playSE(2);
+    }
+
+}