add ui.Menu

1 files changed, 93 insertions, 0 deletions

diff --git a/core/src/ch/asynk/tankontank/ui/Menu.java b/core/src/ch/asynk/tankontank/ui/Menu.java
new file mode 100644
index 0000000..1cd61ca
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/ui/Menu.java
@@ -0,0 +1,93 @@
+package ch.asynk.tankontank.ui;
+
+import com.badlogic.gdx.graphics.g2d.Batch;
+import com.badlogic.gdx.graphics.g2d.BitmapFont;
+import com.badlogic.gdx.graphics.g2d.NinePatch;
+
+public class Menu extends Patch
+{
+    public static int PADDING = 40;
+    public static int VSPACING = 8;
+
+    protected Label []labels;
+
+    public interface MenuItem
+    {
+        public int last();
+        public int i();
+    };
+
+    protected MenuItem menuItem;
+
+    public Menu(MenuItem menuItem, BitmapFont font, NinePatch ninePatch)
+    {
+        super(ninePatch);
+        this.menuItem = menuItem;
+        this.labels = new Label[menuItem.last()];
+        for (int i = 0; i< menuItem.last(); i ++)
+            labels[i] = new Label(font, 10);
+    }
+
+    protected Label label(MenuItem m)
+    {
+        return labels[m.i()];
+    }
+
+    protected float widestLabel()
+    {
+        float w = 0f;
+        for (int i = 0; i< menuItem.last(); i ++) {
+            float t = labels[i].getWidth();
+            if (t> w)
+                w = t;
+        }
+        return w;
+    }
+
+    protected float highestLabel()
+    {
+        float h = 0f;
+        for (int i = 0; i< menuItem.last(); i ++) {
+            float t = labels[i].getHeight();
+            if (t> h)
+                h = t;
+        }
+        return h;
+    }
+
+    public void setPosition()
+    {
+        float lh = highestLabel();
+        float h = ((menuItem.last() * lh) + (2 * PADDING) + ((menuItem.last() - 1) * VSPACING));
+        float w = (widestLabel() + (2 * PADDING));
+        float x = position.getX(w);
+        float y = position.getY(h);
+        setPosition(x, y, w, h);
+
+        y += PADDING;
+        x += PADDING;
+        float dy = (VSPACING + lh);
+
+        for (int i = 0; i< menuItem.last(); i ++) {
+            labels[i].setPosition(x, y);
+            y += dy;
+        }
+    }
+
+    @Override
+    public void dispose()
+    {
+        super.dispose();
+        for (int i = 0; i < menuItem.last(); i ++)
+            labels[i].dispose();
+    }
+
+    @Override
+    public void draw(Batch batch)
+    {
+        if (!visible) return;
+        super.draw(batch);
+        for (int i = 0; i < menuItem.last(); i ++)
+            labels[i].draw(batch);
+    }
+}