refactoring

src/unitinfo/ui/OverScrollPane.java

@@ -0,0 +1,37 @@
+package unitinfo.ui;
+
+import arc.math.geom.Vec2;
+import arc.scene.Element;
+import arc.scene.ui.ScrollPane;
+
+import static arc.Core.input;
+import static arc.Core.scene;
+
+public class OverScrollPane extends ScrollPane {
+    Vec2 scrollPos;
+
+
+    public OverScrollPane(Element widget, ScrollPaneStyle style, Vec2 scrollPos){
+        super(widget, style);
+        this.scrollPos = scrollPos;
+
+        update(() -> {
+            if (hasScroll()) {
+                Element result = scene.hit(input.mouseX(), input.mouseY(), true);
+                if (result == null || !result.isDescendantOf(this)) {
+                    scene.setScrollFocus(null);
+                }
+            }
+            scrollPos.x = getScrollX();
+            scrollPos.y = getScrollY();
+        });
+        setOverscroll(false, false);
+        setScrollYForce(scrollPos.x);
+        setScrollYForce(scrollPos.y);
+    }
+
+    public OverScrollPane disableScroll(boolean x, boolean y) {
+        setScrollingDisabled(x, y);
+        return this;
+    }
+}