easy ball.h file for openFrameworks.

ball.h

#import "ofMain.h"

class Ball{
public:
    ofPoint pos;
    ofColor col;
    ofColor touchCol;

    bool bDragged;


    void init(){
        pos.set(200, 200);

        col.set(100, 100, 100, 255);
        touchCol.set(255, 0, 0,255);

        bDragged = false;
        ofLog() << "init";
    }

    void draw_ball(){
//        ofLog() << "call";

        if (bDragged){
            ofSetColor(touchCol);

            ofCircle(pos, 100);
        }else{
            ofSetColor(col);
            ofCircle(pos, 30);
        }
    }

};