package rpn.graphics;

import rpn.basic.Item;
import rpn.Calculator;
import rpn.basic.DoubleValue;
import rpn.basic.CalcErr;

public class StrokeItem extends Item {
	
	public StrokeItem(Calculator ca) {
		super(ca);
		ca.systemInstall(this);
	}
	
	public void exec() {
		if (ca instanceof GraphicsCalculator) {
			CalculatorCanvas c = ((GraphicsCalculator) ca).getCanvas();
			if (c != null) {
				c.stroke();
			}
		}
	}
	
	public String toString() {
		return("stroke");
	}
}