Moved TileUtil to cast.util, added CastUtil to provide an easy way to

get a random character descriptor for use until we have fancified
storage of character descriptions.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@587 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/cast/util/CastUtil.java

@@ -0,0 +1,49 @@
+//
+// $Id: CastUtil.java,v 1.1 2001/11/02 15:28:20 shaper Exp $
+
+package com.threerings.cast.util;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+
+import com.samskivert.util.CollectionUtil;
+
+import com.threerings.media.util.RandomUtil;
+
+import com.threerings.cast.*;
+
+/**
+ * Miscellaneous cast utility routines.
+ */
+public class CastUtil
+{
+    /**
+     * Returns a new character descriptor populated with a random set
+     * of components.
+     */
+    public static CharacterDescriptor
+        getRandomDescriptor (CharacterManager charmgr)
+    {
+        // get all available classes
+        ArrayList classes = new ArrayList();
+        CollectionUtil.addAll(classes, charmgr.enumerateComponentClasses());
+
+        // select the components
+        int size = classes.size();
+        int components[] = new int[size];
+        for (int ii = 0; ii < size; ii++) {
+            ComponentClass cclass = (ComponentClass)classes.get(ii);
+
+            // get the components available for this class
+            ArrayList choices = new ArrayList();
+            Iterator iter = charmgr.enumerateComponentsByClass(cclass.clid);
+            CollectionUtil.addAll(choices, iter);
+
+            // choose a random component
+            int idx = RandomUtil.getInt(choices.size());
+            components[cclass.clid] = ((Integer)choices.get(idx)).intValue();
+        }
+
+        return new CharacterDescriptor(components);
+    }
+}