Adding Active tripod project

of/Utility_Box/src/main.cpp

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+#include "ofMain.h"
+#include "testApp.h"
+#include "ofAppGlutWindow.h"
+
+//========================================================================
+int main( ){
+
+    ofAppGlutWindow window;
+	ofSetupOpenGL(&window, 1024,768, OF_WINDOW);			// <-------- setup the GL context
+
+	// this kicks off the running of my app
+	// can be OF_WINDOW or OF_FULLSCREEN
+	// pass in width and height too:
+	ofRunApp( new testApp());
+
+}

of/Utility_Box/src/testApp.cpp

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+#include "testApp.h"
+
+//--------------------------------------------------------------
+void testApp::setup(){
+    ofSetFrameRate(60);
+    string host = Spacebrew::SPACEBREW_CLOUD; // "localhost";
+    string name = "of-button-example";
+    string description = "It's amazing";
+    
+    spacebrew.addPublish("button", Spacebrew::TYPE_BOOLEAN);
+    spacebrew.addSubscribe("backgroundOn", Spacebrew::TYPE_BOOLEAN); //"boolean" ); // just typing "boolean" also works
+    spacebrew.connect( host, name, description );
+    
+    // listen to spacebrew events
+    Spacebrew::addListener(this, spacebrew);
+    
+    // circle stuff
+    bButtonPressed  = false;
+    radius          = 200;
+    
+    // background
+    bBackgroundOn   = false;
+    
+    // layout stuff
+    ofBackground(0);
+    ofSetRectMode(OF_RECTMODE_CENTER);
+    ofEnableSmoothing();
+    ofSetCircleResolution(100);
+}
+
+//--------------------------------------------------------------
+void testApp::update(){}
+
+//--------------------------------------------------------------
+void testApp::draw(){
+    if ( !bBackgroundOn ){
+        ofBackgroundGradient(ofColor(0,0,0), ofColor(50,50,50));
+    } else {
+        ofBackgroundGradient(ofColor(100,0,0), ofColor(150,150,0));
+    }
+    
+    string textToDraw = "PRESS ME";
+    if ( bButtonPressed ){
+        ofSetColor( 150, 0, 0 );
+        textToDraw = "THANKS";
+    } else {
+        ofSetColor(150);
+    }
+    ofCircle(ofGetWidth() / 2.0f, ofGetHeight()/2.0f, radius);
+    ofSetColor(255);
+    ofDrawBitmapString(textToDraw, ofGetWidth() / 2.0f - 30, ofGetHeight()/2.0f);
+}
+
+//--------------------------------------------------------------
+void testApp::onMessage( Spacebrew::Message & m ){
+    if ( m.name == "backgroundOn" ){
+        bBackgroundOn = m.valueBoolean();
+    }
+}
+
+//--------------------------------------------------------------
+void testApp::mousePressed(int x, int y, int button){
+    if ( checkInsideCircle( ofPoint(x,y), ofPoint(ofGetWidth() / 2.0f, ofGetHeight()/2.0f), radius) ){
+        bButtonPressed = true;
+        spacebrew.sendBoolean("button", true);
+    }
+}
+
+//--------------------------------------------------------------
+void testApp::mouseReleased(int x, int y, int button){
+    if (bButtonPressed){
+        spacebrew.sendBoolean("button", false);
+    }
+    bButtonPressed = false;
+}
+
+//--------------------------------------------------------------
+bool testApp::checkInsideCircle( ofPoint point, ofPoint position, int radius ){
+    return ( point.x < position.x + radius
+            && point.x > position.x - radius
+            && point.y < position.y + radius
+            && point.y > position.y - radius );
+}

of/Utility_Box/src/testApp.h

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+#pragma once
+
+#include "ofMain.h"
+
+#include "ofxSpacebrew.h"
+
+class testApp : public ofBaseApp{
+
+	public:
+		void setup();
+		void update();
+		void draw();
+
+		void mousePressed(int x, int y, int button);
+		void mouseReleased(int x, int y, int button);
+    
+        // create your spacebrew object
+        Spacebrew::Connection spacebrew;
+    
+        // listen to spacebrew Messages
+        void onMessage( Spacebrew::Message & m );
+    
+        // button stuff
+        int  radius;
+        bool bButtonPressed;
+        bool bBackgroundOn;
+    
+        // useful quick test
+        bool checkInsideCircle( ofPoint point, ofPoint position, int radius );
+};