New ability picker (though not turned on yet)

Mage.Client/src/main/java/mage/client/util/SettingsManager.java

@@ -0,0 +1,68 @@
+package mage.client.util;
+
+import com.sun.org.apache.xerces.internal.impl.dv.xs.YearMonthDV;
+
+import java.awt.*;
+import java.util.UUID;
+
+/**
+ * Contains dynamic settings for client.
+ *
+ * @author nantuko
+ */
+public class SettingsManager {
+    private static SettingsManager fInstance = new SettingsManager();
+
+    public static SettingsManager getInstance() {
+        return fInstance;
+    }
+
+    public int getScreenWidth() {
+        return screenWidth;
+    }
+
+    public void setScreenWidth(int screenWidth) {
+        this.screenWidth = screenWidth;
+    }
+
+    public int getScreenHeight() {
+        return screenHeight;
+    }
+
+    public void setScreenHeight(int screenHeight) {
+        this.screenHeight = screenHeight;
+    }
+
+    public void setScreenWidthAndHeight(int screenWidth, int screenHeight) {
+        this.screenWidth = screenWidth;
+        this.screenHeight = screenHeight;
+    }
+
+    /**
+     * Get centered component position. Depends on screen width and height.
+     *
+     * @param dialogWidth
+     * @param dialogHeight
+     * @return
+     */
+    public Point getComponentPosition(int dialogWidth, int dialogHeight) {
+        if (dialogWidth == 0) {
+            throw new IllegalArgumentException("dialogWidth can't be 0");
+        }
+        if (dialogHeight == 0) {
+            throw new IllegalArgumentException("dialogHeight can't be 0");
+        }
+
+        int width = Math.max(screenWidth, dialogWidth);
+        int height = Math.max(screenHeight, dialogHeight);
+
+        int x = ((width - dialogWidth) / 2);
+        int y = ((height - dialogHeight) / 2);
+
+        return new Point(x, y);
+    }
+
+    private int screenWidth;
+    private int screenHeight;
+
+}