Initial Checkin

Author: Seren

src/com/processingjs/Processing.gwt.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module rename-to='processing'>
+   <inherits name='com.google.gwt.user.User'/>
+   <source path='client'/>
+   <script src="processing.js"></script>  
+</module>
+

src/com/processingjs/client/CanvasElement.java

@@ -0,0 +1,11 @@
+package com.processingjs.client;
+
+import com.google.gwt.user.client.Element;
+
+public class CanvasElement extends Element {
+	
+    protected CanvasElement()
+    {
+    	super();
+    }
+}

src/com/processingjs/client/Processing.java

@@ -0,0 +1,101 @@
+package com.processingjs.client;
+
+import com.google.gwt.http.client.Request;
+import com.google.gwt.http.client.RequestBuilder;
+import com.google.gwt.http.client.RequestCallback;
+import com.google.gwt.http.client.RequestException;
+import com.google.gwt.http.client.Response;
+import com.google.gwt.resources.client.ExternalTextResource;
+import com.google.gwt.resources.client.ResourceCallback;
+import com.google.gwt.resources.client.ResourceException;
+import com.google.gwt.resources.client.TextResource;
+import com.google.gwt.user.client.DOM;
+import com.google.gwt.user.client.Element;
+import com.google.gwt.user.client.ui.Widget;
+
+
+public class Processing <I extends ProcessingInstance> extends Widget  {
+
+	
+	protected String url;
+	protected I p_instance;
+	protected boolean isLoaded = false;
+	
+	public Processing() {
+		super();
+		Element elem = createElement();
+		setElement(createElement());
+		elem.setId(DOM.createUniqueId());
+	}
+	
+	
+	
+	protected native CanvasElement createElement() /*-{
+    	return $doc.createElement("canvas");
+	}-*/;
+	
+	
+	public void loadFromUrl(String url,final Runnable onLoad) throws RequestException 
+	{
+		this.url = url;
+		RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url);
+		builder.setCallback(new RequestCallback() {
+			
+			@Override
+			public void onResponseReceived(Request request, Response response) {
+			   load(response.getText(),onLoad);
+			}
+			
+			@Override
+			public void onError(Request request, Throwable exception) {
+				
+			}
+		});
+		
+		builder.send();
+	}
+	
+	public void load(ExternalTextResource code ,final Runnable onLoad) {
+		try
+		{
+			code.getText(new ResourceCallback<TextResource>() {
+				@Override
+				public void onSuccess(TextResource resource) {
+					load(resource.getText(),onLoad);
+				}
+				
+				@Override
+				public void onError(ResourceException e) {
+				}
+			});
+		}
+		catch (Exception e) {}
+	}
+	
+	public void load(String code,final Runnable onLoad)
+	{
+		p_instance = init(code,getElement());
+		isLoaded = true;
+		if (onLoad != null)
+			onLoad.run();
+	}
+	
+	public I getInstance()
+	{
+		return p_instance;
+	}
+	
+	public boolean isLoaded()
+	{
+		return isLoaded;
+	}
+	
+	protected native I init(String programm,Element elem) /*-{
+		
+		instance = new $wnd.Processing(elem,programm);
+		$wnd.Processing.addInstance(instance);
+		return instance;
+	}-*/;
+}
+
+

src/com/processingjs/client/ProcessingInstance.java

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+package com.processingjs.client;
+
+import com.google.gwt.core.client.JavaScriptObject;
+
+public abstract class ProcessingInstance extends JavaScriptObject{
+	
+	protected ProcessingInstance() {}
+	
+}

src/com/processingjs/public/processing.js

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module rename-to='processing'>
+   <inherits name='com.google.gwt.user.User'/>
+   <source path='client'/>
+   <script src="processing.js"></script>  
+</module>
+