X-Git-Url: http://www2.svjatoslav.eu/gitweb/?p=sixth-3d.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fsixth%2Fe3d%2Fgui%2FViewPanel.java;h=ea55a312fe1e451b8971ec0e53717083f71b123e;hp=b23bf5b4a3e1c30528a92e18d93b004d19ccb837;hb=4bb8945294848559aab76e248207781c6e097714;hpb=70ee733b25c56bed539b89ff5507ae0af842d68a

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/gui/ViewPanel.java b/src/main/java/eu/svjatoslav/sixth/e3d/gui/ViewPanel.java
index b23bf5b..ea55a31 100755
--- a/src/main/java/eu/svjatoslav/sixth/e3d/gui/ViewPanel.java
+++ b/src/main/java/eu/svjatoslav/sixth/e3d/gui/ViewPanel.java
@@ -9,18 +9,18 @@
 
 package eu.svjatoslav.sixth.e3d.gui;
 
+import eu.svjatoslav.sixth.e3d.gui.humaninput.HIDInputTracker;
 import eu.svjatoslav.sixth.e3d.gui.humaninput.KeyboardFocusStack;
 import eu.svjatoslav.sixth.e3d.gui.humaninput.MouseInteractionController;
-import eu.svjatoslav.sixth.e3d.gui.humaninput.HIDInputTracker;
 import eu.svjatoslav.sixth.e3d.renderer.raster.ShapeCollection;
 
 import javax.swing.*;
 import java.awt.*;
 import java.awt.event.ComponentEvent;
 import java.awt.event.ComponentListener;
-import java.util.ArrayList;
-import java.util.List;
+import java.util.Set;
 import java.util.Timer;
+import java.util.concurrent.ConcurrentHashMap;
 
 /**
  * Java Swing GUI panel that contains canvas for 3D rendering.
@@ -29,10 +29,10 @@ public class ViewPanel extends JPanel implements ComponentListener {
     private static final long serialVersionUID = 1683277888885045387L;
     public Color backgroundColor = Color.BLACK;
     private final HIDInputTracker HIDInputTracker = new HIDInputTracker(this);
-    private final KeyboardFocusStack keyboardFocusStack = new KeyboardFocusStack(this);
+    private final KeyboardFocusStack keyboardFocusStack;
     private final Avatar avatar = new Avatar();
     private final ShapeCollection rootShapeCollection = new ShapeCollection();
-    private final List<ViewRenderListener> viewRenderListeners = new ArrayList<>();
+    private final Set<ViewRenderListener> viewRenderListeners = ConcurrentHashMap.newKeySet();
     /**
      * Last time this view was updated.
      */
@@ -58,6 +58,8 @@ public class ViewPanel extends JPanel implements ComponentListener {
         viewRenderListeners.add(avatar);
         viewRenderListeners.add(HIDInputTracker);
 
+        keyboardFocusStack = new KeyboardFocusStack(this);
+
         initializePanelLayout();
 
         setFrameRate(targetFPS);
@@ -274,4 +276,13 @@ public class ViewPanel extends JPanel implements ComponentListener {
         lastUpdateMillis = currentTime;
         return millisecondsPassedSinceLastUpdate;
     }
+
+    public void addViewRenderListener(ViewRenderListener viewRenderListener) {
+        viewRenderListeners.add(viewRenderListener);
+    }
+
+    public void removeViewRenderListener(ViewRenderListener viewRenderListener) {
+        viewRenderListeners.remove(viewRenderListener);
+    }
+
 }