Add support for windows positions

api/src/main/java/com/bartlomiejpluta/base/api/game/gui/window/BaseWindow.java

@@ -5,6 +5,17 @@ import com.bartlomiejpluta.base.api.game.gui.component.Component;
 
 public abstract class BaseWindow extends BaseWidget implements Window {
    protected Component content;
+   protected WindowPosition windowPosition;
+
+   @Override
+   public WindowPosition getWindowPosition() {
+      return windowPosition;
+   }
+
+   @Override
+   public void setWindowPosition(WindowPosition windowPosition) {
+      this.windowPosition = windowPosition;
+   }
 
    @Override
    protected float getContentWidth() {

api/src/main/java/com/bartlomiejpluta/base/api/game/gui/window/DefaultWindowManager.java

@@ -73,16 +73,67 @@ public class DefaultWindowManager extends BaseWidget implements WindowManager {
       switch (displayMode) {
          case DISPLAY_STACK -> {
             for (var window : windows) {
-               window.draw(screen, gui);
+               drawWindow(screen, window, gui);
             }
          }
 
          case DISPLAY_TOP -> {
             var topWindow = windows.peekFirst();
             if (topWindow != null) {
-               topWindow.draw(screen, gui);
+               drawWindow(screen, topWindow, gui);
             }
          }
       }
    }
+
+   private void drawWindow(Screen screen, Window window, GUI gui) {
+      switch (window.getWindowPosition()) {
+         case TOP -> window.setPosition(
+               (screen.getWidth() - window.getWidth()) / 2,
+               window.getMarginTop()
+         );
+
+         case TOP_RIGHT -> window.setPosition(
+               screen.getWidth() - window.getWidth() - window.getMarginRight(),
+               window.getMarginTop()
+         );
+
+         case RIGHT -> window.setPosition(
+               screen.getWidth() - window.getWidth() - window.getMarginRight(),
+               (screen.getHeight() - window.getHeight()) / 2
+         );
+
+         case BOTTOM_RIGHT -> window.setPosition(
+               screen.getWidth() - window.getWidth() - window.getMarginRight(),
+               screen.getHeight() - window.getHeight() - window.getMarginBottom()
+         );
+
+         case BOTTOM -> window.setPosition(
+               (screen.getWidth() - window.getWidth()) / 2,
+               screen.getHeight() - window.getHeight() - window.getMarginBottom()
+         );
+
+         case BOTTOM_LEFT -> window.setPosition(
+               window.getMarginLeft(),
+               screen.getHeight() - window.getHeight() - window.getMarginBottom()
+         );
+
+         case LEFT -> window.setPosition(
+               window.getMarginLeft(),
+               (screen.getHeight() - window.getHeight()) / 2
+         );
+
+         case TOP_LEFT -> window.setPosition(
+               window.getMarginLeft(),
+               window.getMarginTop()
+         );
+
+         case CENTER -> window.setPosition(
+               (screen.getWidth() - window.getWidth()) / 2,
+               (screen.getHeight() - window.getHeight()) / 2
+         );
+      }
+
+      window.draw(screen, gui);
+   }
 }

api/src/main/java/com/bartlomiejpluta/base/api/game/gui/window/Window.java

@@ -3,6 +3,10 @@ package com.bartlomiejpluta.base.api.game.gui.window;
 import com.bartlomiejpluta.base.api.game.gui.base.Widget;
 
 public interface Window extends Widget {
+   WindowPosition getWindowPosition();
+
+   void setWindowPosition(WindowPosition windowPosition);
+
    void onOpen(WindowManager manager);
 
    void onClose(WindowManager manager);

api/src/main/java/com/bartlomiejpluta/base/api/game/gui/window/WindowPosition.java

@@ -0,0 +1,13 @@
+package com.bartlomiejpluta.base.api.game.gui.window;
+
+public enum WindowPosition {
+   TOP,
+   TOP_RIGHT,
+   RIGHT,
+   BOTTOM_RIGHT,
+   BOTTOM,
+   BOTTOM_LEFT,
+   LEFT,
+   TOP_LEFT,
+   CENTER
+}