initial bmf Draw() implementation

src/sillysagiri/BMF.java

@@ -4,6 +4,7 @@ import java.io.InputStream;
 
 import javax.microedition.lcdui.Graphics;
 import javax.microedition.lcdui.Image;
+import javax.microedition.lcdui.game.Sprite;
 
 public class BMF {
   public static final byte ID = 0;
@@ -128,6 +129,34 @@ public class BMF {
   public void Draw(Graphics g, String str, int x, int y)
   {
     short[] cursor = new short[]{0, 0};
+
+    for (int i=0; i<str.length(); i++)
+    {
+      char index = str.charAt(i);
+      if (index != '\n' && (index < 32 || index > 127)) index = 127;
+      
+      if (index == '\n')
+      {
+        cursor[1] += lineHeight;
+        cursor[0] = 0;
+        continue;
+      }
+      
+      short[] ch = chars[index-32];
+      int[] offset = new int[]{x+ch[XOFF]+cursor[0], y+ch[YOFF]+cursor[1]};
+      g.drawRegion(
+        img,
+        ch[X], ch[Y], ch[WIDTH], ch[HEIGHT],
+        Sprite.TRANS_NONE,
+        x+offset[0], y+offset[1],
+        Graphics.TOP | Graphics.LEFT);
+      
+      cursor[0] += ch[XADV];
+
+      /* 
+       * TODO: handle kernings here
+       */
+    }
   }
 
 }

src/sillysagiri/scene/MainMenu.java

@@ -16,10 +16,11 @@ public class MainMenu extends Scene {
   private Image img_bg;
   private Image img_bandai;
   private Image img_ez;
+  private BMF bmf;
   
   public void Preload() {
     try {
-      BMF bmf = new BMF("/silly/bmf/nds12.png", "/silly/bmf/nds12.fnt");
+      bmf = new BMF("/silly/bmf/nds12.png", "/silly/bmf/nds12.fnt");
       Image img_loop = Image.createImage("/m_2.png");
       img_bandai = Image.createImage("/c_0.png");
       img_ez = Image.createImage("/pEZ.png");
@@ -63,6 +64,8 @@ public class MainMenu extends Scene {
             img_ez,
             Utils.GetScreenWidth()/2, (int)(Utils.GetScreenHeight()*0.75),
             Graphics.VCENTER | Graphics.HCENTER);
+
+        bmf.Draw(g, "hello world\nthis is test text!\nthe fox jumped over the lazy dog", 5, 10);
         
         if (sagiri.input.IsKeyDownAny())
         {