private void drawLabels(double current_time) {
		// Draw take off button
		int opacity = (airport.is_active || airport.aircraft_hangar.size() == 0) ? 128 : 256; // Grey out if not clickable
		graphics.setColour(0, 128, 0, opacity);
		double y = y_position +height -division_height;
		if (!airport.is_active) {
			graphics.print("TAKE OFF", x_position + ((width - 70)/2), y + 9);
		} else {
			graphics.print("AIRPORT BUSY", x_position + ((width - 100)/2), y + 9);
		}
		graphics.setColour(graphics.white);
		
		// Draw aircraft in hangar
		double y_position = y + 12;
		double percentage_complete;
		for (int i = 0; i < airport.aircraft_hangar.size(); i++) {
			y_position -= division_height;
			
			graphics.setColour(graphics.white);
			graphics.print(airport.aircraft_hangar.get(i).getName(), x_position + ((width - 70)/2), y_position - 3);
			
			percentage_complete = barProgress(airport.time_entered.get(i), current_time);
			
			if (percentage_complete == 1) {
				graphics.setColour(graphics.red);
			} else {
				graphics.setColour(128, 128, 0);
			}	
			graphics.line(x_position, y_position + 12, x_position + (width * percentage_complete), y_position + 12);		
		}
		
	}