Forma.cpp

//
//  Forma.cpp
//  midterm
//
//  Created by Ana Sofia Remis on 3/26/16.
//
//

#include "Forma.hpp"
void Forma::formata(float diameter, float circumference, float angle, float size, float maxSize){
    
    ofNoFill();
    
    
    ofDrawEllipse(0, 0, diameter, size);
    
    ofRotate(angle);
    ofDrawEllipse(0, 0, circumference, size);
    
    diameter = circumference*size;
    
    if(diameter < maxSize){
        ofPushMatrix();
        ofRotate(angle);
        formata(diameter, circumference, angle, size, maxSize);
        ofPopMatrix();
        
        
    }
    

Forma.hpp

//
//  Forma.hpp
//  midterm
//
//  Created by Ana Sofia Remis on 3/26/16.
//
//

#ifndef Forma_hpp
#define Forma_hpp

#include "ofMain.h"
#include <stdio.h>

#endif /* Forma_hpp */

class Forma{
public:
    float diameter, circumference, angle, size, maxSize;
    
    void formata (float diameter, float circumference, float angle, float size, float maxSize);


};

main.cpp

#include "ofMain.h"
#include "ofApp.h"

//========================================================================
int main( ){
	ofSetupOpenGL(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 ofApp());

}

ofApp.cpp

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup(){
    ofBackground(0);
    ofSetBackgroundAuto(false);
    
    lady.circumference = 50;
    lady.diameter = 500;
    lady.angle = 2;
    lady.size = 1.05;
    lady.maxSize = 1200;
   
    
    Gui.setup();
    Gui.add(circumference.setup("circumference", 50, 10, 800));
    Gui.add(diameter.setup("diameter", 500, 10, 800));
    Gui.add(angle.setup("angle", 5, 1, 20));
    Gui.add(size.setup("size",1.1, 1.01, 1.5 ));
    Gui.add(maxSize.setup("maxSize", 1200, 500, 2500));
   

}

//--------------------------------------------------------------
void ofApp::update(){
    lady.circumference = circumference;
    lady.diameter = diameter;
    lady.angle = angle;
    lady.size = size;
    lady.maxSize = maxSize;

}

//--------------------------------------------------------------
void ofApp::draw(){
    ofSetColor(0, 0, 0, 90);
    ofFill();
    Gui.draw();
    ofDrawRectangle(0, 0, ofGetWidth(), ofGetHeight());
    
  //  ofTranslate(ofGetWidth()/2, ofGetHeight()/2);
    
//    ofSetColor(abs(sin(ofGetElapsedTimef()/3))*255, abs(cos(ofGetElapsedTimef()/2))*255, abs(cos(ofGetElapsedTimef()/4))*255, 255);
    
    lady.formata (circumference, diameter, angle, size, maxSize);

}

//--------------------------------------------------------------
void ofApp::keyPressed(int key){

}

//--------------------------------------------------------------
void ofApp::keyReleased(int key){

}

//--------------------------------------------------------------
void ofApp::mouseMoved(int x, int y ){

}

//--------------------------------------------------------------
void ofApp::mouseDragged(int x, int y, int button){

}

//--------------------------------------------------------------
void ofApp::mousePressed(int x, int y, int button){

}

//--------------------------------------------------------------
void ofApp::mouseReleased(int x, int y, int button){

}

//--------------------------------------------------------------
void ofApp::mouseEntered(int x, int y){

}

//--------------------------------------------------------------
void ofApp::mouseExited(int x, int y){

}

//--------------------------------------------------------------
void ofApp::windowResized(int w, int h){

}

//--------------------------------------------------------------
void ofApp::gotMessage(ofMessage msg){

}

//--------------------------------------------------------------
void ofApp::dragEvent(ofDragInfo dragInfo){ 

}

ofApp.h

#pragma once

#include "ofMain.h"
#include "Forma.hpp"
#include "ofxGui.h"

class ofApp : public ofBaseApp{

	public:
		void setup();
		void update();
		void draw();

		void keyPressed(int key);
		void keyReleased(int key);
		void mouseMoved(int x, int y );
		void mouseDragged(int x, int y, int button);
		void mousePressed(int x, int y, int button);
		void mouseReleased(int x, int y, int button);
		void mouseEntered(int x, int y);
		void mouseExited(int x, int y);
		void windowResized(int w, int h);
		void dragEvent(ofDragInfo dragInfo);
		void gotMessage(ofMessage msg);
		
    Forma lady;
    
    ofxPanel Gui;
    
    ofxFloatSlider diameter;
    ofxFloatSlider circumference;
    ofxFloatSlider angle;
    ofxFloatSlider size;
    ofxFloatSlider maxSize;
    //ofxFloatSlider speed;
    //ofxFloatSlider clarity;
};