More work on the scene map.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@313 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/nodemap/Node.java

@@ -1,5 +1,5 @@
 //
-// $Id: Node.java,v 1.2 2001/08/23 00:22:30 shaper Exp $
+// $Id: Node.java,v 1.3 2001/08/23 23:44:12 shaper Exp $
 
 package com.threerings.nodemap;
 
@@ -28,7 +28,6 @@ public abstract class Node
 	_width = width;
 	_height = height;
 
-	_pos = new Point();
 	_edges = new ArrayList();
     }
 
@@ -61,13 +60,20 @@ public abstract class Node
     }
 
     /**
-     * Return the node's current position in pixels.
-     *
-     * @return point the node position.
+     * Returns the node's x position in screen coordinates.
      */
-    public Point getPosition ()
+    public int getX ()
     {
-	return _pos;
+	return _x;
+    }
+
+
+    /**
+     * Returns the node's y position in screen coordinates.
+     */
+    public int getY ()
+    {
+	return _y;
     }
 
     /**
@@ -76,9 +82,10 @@ public abstract class Node
      * @param x the x-position.
      * @param y the y-position.
      */
-    public void setPosition (int x, int y)
+    public void setLocation (int x, int y)
     {
-	_pos.setLocation(x, y);
+	_x = x;
+	_y = y;
     }
 
     /**
@@ -91,8 +98,8 @@ public abstract class Node
      */
     public boolean contains (int x, int y)
     {
-	return (x >= _pos.x && x <= (_pos.x + _width) &&
-		y >= _pos.y && y <= (_pos.y + _height));
+	return (x >= _x && x <= (_x + _width) &&
+		y >= _y && y <= (_y + _height));
     }
 
     /**
@@ -146,8 +153,8 @@ public abstract class Node
 	int wid = fm.stringWidth(_name) + 10;
 	int hei = fm.getAscent() + 4;
 
-	int xpos = _pos.x + ((_width - wid) / 2);
-	int ypos = _pos.y + ((_height - hei) / 2);
+	int xpos = _x + ((_width - wid) / 2);
+	int ypos = _y + ((_height - hei) / 2);
 
 	// draw the yellow box
 	g.setColor(Color.yellow);
@@ -195,7 +202,7 @@ public abstract class Node
     }
 
     /** The position in pixel coordinates. */
-    protected Point _pos;
+    protected int _x, _y;
 
     /** The dimensions in pixel coordinates. */
     protected int _width, _height;

src/java/com/threerings/nodemap/NodeMap.java

@@ -1,5 +1,5 @@
 //
-// $Id: NodeMap.java,v 1.2 2001/08/23 00:22:30 shaper Exp $
+// $Id: NodeMap.java,v 1.3 2001/08/23 23:44:12 shaper Exp $
 
 package com.threerings.nodemap;
 
@@ -59,13 +59,13 @@ public class NodeMap
 	Iterator iter = _nodes.iterator();
 	while (iter.hasNext()) {
 	    Node n = (Node)iter.next();
-	    Point pos = n.getPosition();
+	    int x = n.getX(), y = n.getY();
 	    int wid = n.getWidth(), hei = n.getHeight();
 
-	    _minx = Math.min(_minx, pos.x);
-	    _maxx = Math.max(_maxx, pos.x + wid);
-	    _miny = Math.min(_miny, pos.y);
-	    _maxy = Math.max(_maxy, pos.y + hei);
+	    _minx = Math.min(_minx, x);
+	    _maxx = Math.max(_maxx, x + wid);
+	    _miny = Math.min(_miny, y);
+	    _maxy = Math.max(_maxy, y + hei);
 	}
     }	
 
@@ -100,9 +100,9 @@ public class NodeMap
 	// highlight the last node entered
 	if (_lastnode != null) {
 	    g.setColor(Color.red);
-	    Point pos = _lastnode.getPosition();
+	    int x = _lastnode.getX(), y = _lastnode.getY();
 	    int wid = _lastnode.getWidth(), hei = _lastnode.getHeight();
-	    g.drawRect(pos.x, pos.y, wid, hei);
+	    g.drawRect(x, y, wid, hei);
 	}
 
 	// draw the tool tip, if any
@@ -263,8 +263,8 @@ public class NodeMap
 
 		// inform the node of the mouse click, with
 		// coordinates translated to suit node interior
-		Point pos = n.getPosition();
-		n.handleMouseClicked(x - pos.x, y - pos.y);
+		int nx = n.getX(), ny = n.getY();
+		n.handleMouseClicked(x - nx, y - ny);
 
 		// let the tool tip manager know about the click
 		if (_tipmgr != null) {

src/java/com/threerings/nodemap/direction/DirectionalEdge.java

@@ -1,5 +1,5 @@
 //
-// $Id: DirectionalEdge.java,v 1.1 2001/08/20 22:56:55 shaper Exp $
+// $Id: DirectionalEdge.java,v 1.2 2001/08/23 23:44:12 shaper Exp $
 
 package com.threerings.nodemap.direction;
 
@@ -7,28 +7,47 @@ import java.awt.*;
 
 import com.threerings.nodemap.*;
 
+/**
+ * A directional edge extends the {@link Edge} object to allow
+ * associating a direction with the edge and rendering the edge to the
+ * screen.  The edge direction must be one of the directional
+ * constants detailed in the {@link Directions} object.
+ */
 public class DirectionalEdge extends Edge
 {
     /** The edge direction as a {@link Directions} constant. */
     public int dir;
 
+    /**
+     * Construct a directional edge.
+     *
+     * @param src the source node.
+     * @param dst the destination node.
+     * @param dir the edge direction.
+     */
     public DirectionalEdge (Node src, Node dst, int dir)
     {
 	super(src, dst);
 	this.dir = dir;
     }
 
+    /**
+     * Render the edge to the given graphics context.
+     *
+     * @param g the graphics context.
+     */
     public void paint (Graphics g)
     {
 	g.setColor(Color.black);
 
-	Point spos = src.getPosition(), dpos = dst.getPosition();
+	int sx = src.getX(), sy = src.getY();
+	int dx = dst.getX(), dy = dst.getY();
 
-	int csx = spos.x + (src.getWidth() / 2);
-	int csy = spos.y + (src.getHeight() / 2);
+	int csx = sx + (src.getWidth() / 2);
+	int csy = sy + (src.getHeight() / 2);
 
-	int cdx = dpos.x + (dst.getWidth() / 2);
-	int cdy = dpos.y + (dst.getHeight() / 2);
+	int cdx = dx + (dst.getWidth() / 2);
+	int cdy = dy + (dst.getHeight() / 2);
 
 	g.drawLine(csx, csy, cdx, cdy);
     }

src/java/com/threerings/nodemap/direction/DirectionalLayoutManager.java

@@ -1,5 +1,5 @@
 //
-// $Id: DirectionalLayoutManager.java,v 1.1 2001/08/20 22:56:55 shaper Exp $
+// $Id: DirectionalLayoutManager.java,v 1.2 2001/08/23 23:44:12 shaper Exp $
 
 package com.threerings.nodemap.direction;
 
@@ -37,7 +37,7 @@ public class DirectionalLayoutManager implements LayoutManager
 	}
 
 	// set the node's location
-	n.setPosition(x, y);
+	n.setLocation(x, y);
 
 	// remember that we've placed this node
 	_closed.put(n, null);