Added option to attach a PopTable to the position of the mouse.

Author: raeleus

CHANGES.md

@@ -1,6 +1,7 @@
 ### 1.4.0
 * Added ColorPicker widget.
 * Added option to disable centering when layout is called in ResizeWidget.
+* Added option to attach a PopTable to the position of the mouse.
 * Added ability to supress key listeners in PopTable.
 * Added methods to set/get the stage background for PopTable.
 * Added method to get the parent group that PopTable belongs to.

stripe/src/com/ray3k/stripe/PopTable.java

@@ -1,5 +1,6 @@
 package com.ray3k.stripe;
 
+import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.math.MathUtils;
 import com.badlogic.gdx.math.Vector2;
@@ -45,6 +46,8 @@ public class PopTable extends Table {
     private float highlightAlpha = 1f;
     private boolean draggable;
     private boolean suppressKeyInputListeners;
+    private boolean attachToMouse;
+    private int attachToMouseAlignment;
 
     public PopTable() {
         this(new PopTableStyle());
@@ -528,6 +531,19 @@ public void setDraggable(boolean draggable) {
         this.draggable = draggable;
     }
 
+    public boolean isAttachToMouse() {
+        return attachToMouse;
+    }
+    
+    public void setAttachToMouse(boolean attachToMouse) {
+        setAttachToMouse(attachToMouse, Align.bottomLeft);
+    }
+    
+    public void setAttachToMouse(boolean attachToMouse, int alignment) {
+        this.attachToMouse = attachToMouse;
+        attachToMouseAlignment = alignment;
+    }
+    
     public PopTableStyle getStyle() {
         return style;
     }
@@ -574,6 +590,17 @@ public void setFillParent(boolean fillParent) {
         this.fillParent = fillParent;
     }
 
+    private static final Vector2 mousePosition = new Vector2();
+    @Override
+    public void act(float delta) {
+        super.act(delta);
+        if (attachToMouse) {
+            mousePosition.set(Gdx.input.getX(), Gdx.input.getY());
+            group.screenToLocalCoordinates(mousePosition);
+            setPosition(mousePosition.x, mousePosition.y, attachToMouseAlignment);
+        }
+    }
+    
     @Override
     public void draw(Batch batch, float parentAlpha) {
         if (highlightActor != null) {