// Values for adjusting the GUI layout
const int WINDOW_WIDTH = 460;
const int WINDOW_HEIGHT = 300;
const int MARGIN = 10;
const int FIELD_WIDTH = 140;
const int FIELD_HEIGHT = 30;
const int BUTTON_WIDTH = 100;
const int BUTTON_HEIGHT = 45;
const int DISPLAY_WIDTH = WINDOW_WIDTH - 40;
const int DISPLAY_HEIGHT = WINDOW_HEIGHT - FIELD_HEIGHT*3 - 80;

// Variables to hold the IDs of GUI components
int window;
int displayPanel;
int redField;
int greenField;
int blueField;
int codeField;
int rgbToCodeButton;
int codeToRgbButton;