1 files changed, 42 insertions, 0 deletions
diff --git a/src/main/java/io/github/moulberry/notenoughupdates/mbgui/MBGuiGroupFloating.java b/src/main/java/io/github/moulberry/notenoughupdates/mbgui/MBGuiGroupFloating.java
new file mode 100644
index 00000000..91cca2d7
--- /dev/null
+++ b/src/main/java/io/github/moulberry/notenoughupdates/mbgui/MBGuiGroupFloating.java
@@ -0,0 +1,42 @@
+package io.github.moulberry.notenoughupdates.mbgui;
+
+import org.lwjgl.util.vector.Vector2f;
+
+import java.util.*;
+
+public class MBGuiGroupFloating extends MBGuiGroup {
+
+    private LinkedHashMap<MBGuiElement, MBAnchorPoint> children;
+
+    public MBGuiGroupFloating(int width, int height, LinkedHashMap<MBGuiElement, MBAnchorPoint> children) {
+        this.width = width;
+        this.height = height;
+        this.children = children;
+        recalculate();
+    }
+
+    public Map<MBGuiElement, MBAnchorPoint> getChildrenMap() {
+        return Collections.unmodifiableMap(children);
+    }
+
+    @Override
+    public void recalculate() {
+        for(MBGuiElement child : children.keySet()) {
+            child.recalculate();
+        }
+
+        for(Map.Entry<MBGuiElement, MBAnchorPoint> entry : children.entrySet()) {
+            MBGuiElement child = entry.getKey();
+            MBAnchorPoint anchorPoint = entry.getValue();
+            float x = anchorPoint.anchorPoint.x * width - anchorPoint.anchorPoint.x * child.getWidth() + anchorPoint.offset.x;
+            float y = anchorPoint.anchorPoint.y * height - anchorPoint.anchorPoint.y * child.getHeight() + anchorPoint.offset.y;
+            childrenPosition.put(child, new Vector2f(x, y));
+        }
+    }
+
+    @Override
+    public Collection<MBGuiElement> getChildren() {
+        return children.keySet();
+    }
+
+}