Add Inventory Buttons

src/main/java/moe/nea/firmament/mixins/accessor/AccessorHandledScreen.java

@@ -6,6 +6,7 @@
 
 package moe.nea.firmament.mixins.accessor;
 
+import me.shedaniel.math.Rectangle;
 import net.minecraft.client.gui.screen.ingame.HandledScreen;
 import net.minecraft.screen.slot.Slot;
 import org.jetbrains.annotations.Nullable;
@@ -17,4 +18,18 @@ public interface AccessorHandledScreen {
     @Accessor("focusedSlot")
     @Nullable
     Slot getFocusedSlot_Firmament();
+
+    @Accessor("backgroundWidth")
+    int getBackgroundWidth_Firmament();
+
+    @Accessor("backgroundHeight")
+    int getBackgroundHeight_Firmament();
+
+    @Accessor("x")
+    int getX_Firmament();
+
+    @Accessor("y")
+    int getY_Firmament();
+
+
 }