The GUI

The GUI is created using the ofxGui addon. Its basic classes are the following (see Chapter 3, Adding a GUI and Handling Keyboard Events, for details):

Class name with an example of an object definition	Description
ofxPanel gui;	This is a GUI panel, which can contain GUI controls, such as sliders, checkboxes, buttons, and also groups of GUI controls.
ofxGuiGroup globalGroup;	This is a group of GUI controls.
ofxIntSlider countX;	This is a slider with integer values.
ofxFloatSlider stepX;	This is a slider with float values.
ofxVec2Slider size;	This is a slider with two float values.
ofxToggle filled;	This is a checkbox.
ofxColorSlider color;	This is a color selector.