v0.3.5: added an action indicator for new functionality

2016-04-16 17:24:06 -04:00
parent 1f40d6289c
commit 2ed6fc9857
4 changed files with 116 additions and 9 deletions
@@ -0,0 +1,88 @@
+package com.shatteredpixel.shatteredpixeldungeon.ui;
+
+import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
+import com.shatteredpixel.shatteredpixeldungeon.scenes.PixelScene;
+import com.watabou.noosa.Image;
+
+public class ActionIndicator extends Tag {
+
+	Image icon;
+
+	public static Action action;
+	public static ActionIndicator instance;
+
+	public ActionIndicator() {
+		super( 0xFFFF4C );
+
+		instance = this;
+
+		setSize( 24, 24 );
+		visible = false;
+	}
+
+	@Override
+	protected void layout() {
+		super.layout();
+
+		if (icon != null){
+			icon.x = x + (width - icon.width()) / 2;
+			icon.y = y + (height - icon.height()) / 2;
+			PixelScene.align(icon);
+		}
+	}
+
+	@Override
+	public void update() {
+		super.update();
+
+		if (!Dungeon.hero.ready){
+			if (icon != null) icon.alpha(0.5f);
+		} else {
+			if (icon != null) icon.alpha(1f);
+		}
+
+		if (!visible && action != null){
+			visible = true;
+			flash();
+		} else {
+			visible = action != null;
+		}
+	}
+
+	@Override
+	protected void onClick() {
+		if (action != null && Dungeon.hero.ready)
+			action.doAction();
+	}
+
+	public static void setAction(Action action){
+		ActionIndicator.action = action;
+		updateIcon();
+	}
+
+	public static void clearAction(){
+		action = null;
+	}
+
+	public static void updateIcon(){
+		if (instance != null){
+			if (instance.icon != null){
+				instance.icon.killAndErase();
+				instance.icon = null;
+			}
+			if (action != null){
+				instance.icon = action.getIcon();
+				instance.layout();
+			}
+		}
+	}
+
+	public interface Action{
+
+		public Image getIcon();
+
+		public void doAction();
+
+	}
+
+}