1 files changed, 93 insertions, 0 deletions
diff --git a/core/src/ch/asynk/tankontank/ui/Widget.java b/core/src/ch/asynk/tankontank/ui/Widget.java
new file mode 100644
index 0000000..e49833a
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/ui/Widget.java
@@ -0,0 +1,93 @@
+package ch.asynk.tankontank.ui;
+
+import com.badlogic.gdx.utils.Disposable;
+import com.badlogic.gdx.math.Rectangle;
+import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
+
+import ch.asynk.tankontank.engine.gfx.Drawable;
+
+public abstract class Widget implements Disposable, Drawable
+{
+    public boolean blocked;
+    public boolean visible;
+    protected float padding;
+    protected Rectangle rect;
+    protected Position position;
+    protected Widget parent;
+
+    protected Widget()
+    {
+        this.parent = null;
+        this.blocked = false;
+        this.visible = true;
+        this.padding = 0f;
+        this.rect = new Rectangle(0, 0, 0, 0);
+        this.position = Position.MIDDLE_CENTER;
+    }
+
+    public float getX() { return rect.x; }
+    public float getY() { return rect.y; }
+    public float getWidth() { return rect.width; }
+    public float getHeight() { return rect.height; }
+
+    public void translate(float dx, float dy)
+    {
+        rect.x += dx;
+        rect.y += dy;
+    }
+
+    public void setPosition(Rectangle r)
+    {
+        rect.set(r);
+    }
+
+    public void setPosition(float x, float y)
+    {
+        rect.x = x;
+        rect.y = y;
+    }
+
+    public void setPosition(float x, float y, float w, float h)
+    {
+        rect.set(x, y, w, h);
+    }
+
+    public void setPosition(Position position)
+    {
+        this.position = position;
+        setParent(this.parent);
+    }
+
+    public void setPosition(Position position, Widget parent)
+    {
+        this.position = position;
+        setParent(parent);
+    }
+
+    public void setParent(Widget parent)
+    {
+        this.parent = parent;
+        if (parent == null) {
+            rect.x = position.getX(rect.width);
+            rect.y = position.getY(rect.height);
+        } else {
+            rect.x = position.getX(parent, rect.width);
+            rect.y = position.getY(parent, rect.height);
+        }
+        // might trigger something if overriden
+        setPosition(rect.x, rect.y);
+    }
+
+    public boolean hit(float x, float y)
+    {
+        if (blocked || !visible) return false;
+        return rect.contains(x, y);
+    }
+
+    @Override
+    public void drawDebug(ShapeRenderer shapes)
+    {
+        if (!visible) return;
+        shapes.rect(rect.x, rect.y, rect.width, rect.height);
+    }
+}