From 468d4f26a9df3a1db6447d8dff80ea8c97bf7959 Mon Sep 17 00:00:00 2001
From: Ben Fry <fry@processing.org>
Date: Wed, 30 Apr 2014 20:36:06 -0400
Subject: [PATCH] add canDraw() method for embedding

---
 core/src/processing/core/PGraphicsRetina2D.java | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/core/src/processing/core/PGraphicsRetina2D.java b/core/src/processing/core/PGraphicsRetina2D.java
index 44c058942..786e3ba6f 100644
--- a/core/src/processing/core/PGraphicsRetina2D.java
+++ b/core/src/processing/core/PGraphicsRetina2D.java
@@ -87,11 +87,19 @@ public class PGraphicsRetina2D extends PGraphicsJava2D {
 
   // FRAME
 
+
+  @Override
+  public boolean canDraw() {
+    return parent.getGraphicsConfiguration() != null;
+  }
+
+
   @Override
   public void beginDraw() {
 //    g2 = (Graphics2D) parent.getGraphics();
 
     GraphicsConfiguration gc = parent.getGraphicsConfiguration();
+
 //    if (false) {
 //      if (image == null || ((VolatileImage) image).validate(gc) == VolatileImage.IMAGE_INCOMPATIBLE) {
 //        image = gc.createCompatibleVolatileImage(width*2, height*2);