Engine: Refactored retieval of FontMetrics

3 files changed, 27 insertions, 16 deletions

@@ -14,6 +14,7 @@ import com.fourisland.fourpuzzle.transition.TransitionUnsupportedException;
 import com.fourisland.fourpuzzle.util.Renderable;
 import java.awt.Font;
 import java.awt.FontFormatException;
+import java.awt.FontMetrics;
 import java.awt.Graphics2D;
 import java.awt.Image;
 import java.awt.Toolkit;
@@ -227,6 +228,16 @@ public class Display {
         g.setFont(theFont);
     }
     
+    public static Font getFont()
+    {
+        if (theFont == null)
+        {
+            initalizeFont();
+        }
+        
+        return theFont;
+    }
+    
     public static BufferedImage createCanvas(int width, int height)
     {
         BufferedImage temp = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
@@ -234,4 +245,15 @@ public class Display {
         return temp;
     }
     
+    private static FontMetrics fontMetrics = null;
+    public static FontMetrics getFontMetrics()
+    {
+        if (fontMetrics == null)
+        {
+            fontMetrics = createCanvas(1, 1).createGraphics().getFontMetrics(getFont());
+        }
+        
+        return fontMetrics;
+    }
+    
 }
@@ -39,18 +39,15 @@ public class ChoiceWindow implements Renderable {
         numChoices = choices.size();
         this.center = center;
         
-        Graphics2D g3 = Display.createCanvas(1, 1).createGraphics();
-        Display.setFont(g3);
-        
         for (String choice : choices)
         {
-            int l = g3.getFontMetrics().stringWidth(choice);
+            int l = Display.getFontMetrics().stringWidth(choice);
             if (l > getWidth())
             {
                 width = l;
             }
             
-            height += g3.getFontMetrics().getHeight() + SPACER;
+            height += Display.getFontMetrics().getHeight() + SPACER;
         }
         
         cacheBase = Window.Default.getImage(width, height);
@@ -85,7 +82,7 @@ public class ChoiceWindow implements Renderable {
             g2.setPaint(new TexturePaint(SystemGraphic.getTextColor(), new Rectangle(tx, ty, fw, fh)));
             g2.drawString(choice, tx, ty);
             
-            ty+=(SPACER+g2.getFontMetrics().getHeight());
+            ty+=(SPACER+fh);
         }
     }
 
@@ -28,15 +28,7 @@ import java.util.concurrent.CountDownLatch;
 public class MessageWindow implements Renderable {
     
     private static final int SPACER = 4;
-    private static final int HEIGHT;
-    
-    static
-    {
-        BufferedImage d = Display.createCanvas(1, 1);
-        Display.setFont(d.createGraphics());
-        
-        HEIGHT =  3*(d.createGraphics().getFontMetrics().getHeight()+SPACER);
-    }
+    private static final int HEIGHT = (4*(Display.getFontMetrics().getHeight()+SPACER));
     
     String message;
     private volatile List<String> messages;
@@ -191,7 +183,7 @@ public class MessageWindow implements Renderable {
             g2.setPaint(new TexturePaint(SystemGraphic.getTextColor(), new Rectangle(tx, ty, fw, fh)));
             g2.drawString(message.substring(0, Math.min(toPrint, message.length())), tx, ty);
             
-            ty+=(SPACER+g2.getFontMetrics().getHeight());
+            ty+=(SPACER+fh);
             
             toPrint -= Math.min(toPrint, message.length());
         }