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import java.awt.Color;
import java.awt.Graphics;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JApplet;
public class test extends JApplet {
static List<point> T=new ArrayList<point>();
static double angle=-Math.PI/2;;
static char carCourant;
static int x,y;
static void avancerCar() {
try {
carCourant = (char) System.in.read();
} catch (java.io.IOException e) {
}
}
static void lireExpression() throws InterruptedException {
if (carCourant=='f'){avancerCar();
int v=Integer.parseInt(carCourant+"");
x+=10*v*Math.cos(angle);
y+=10*v*Math.sin(angle);
T.add(new point(x,y));
avancerCar();
}
if (carCourant=='r'){avancerCar();
int v=Integer.parseInt(carCourant+"");
angle+=10*v*Math.PI/180;
avancerCar();
}
}
/*
static void lireExpression() throws InterruptedException{
if (carCourant=='f'){avancerCar();lireDeplacement();}
if (carCourant=='r'){avancerCar();lireRotation();}
//else throw new Error (" Carac inattendu : ");
}
static void lireDeplacement() throws InterruptedException{
if (Character.isDigit(carCourant)){
x+=10*Integer.parseInt(carCourant+"")*Math.cos(angle);
y+=10*Integer.parseInt(carCourant+"")*Math.sin(angle);
T.add(new point(x,y));
avancerCar();}
//else throw new Error (" Carac inattendu : ");
}
static void lireRotation() throws InterruptedException{
if(Character.isDigit(carCourant)){angle+=10*Integer.parseInt(carCourant+"")*Math.PI/180;avancerCar();}
//else throw new Error (" Carac inattendu : ");
}
*/
public void init(){
avancerCar() ; // initialisation du car courant
T.add(new point(0,0));x=y=0;
while (carCourant != ';'){
try {
lireExpression();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
for (int i=0;i<T.size();i++){
System.out.println(T.get(i).abs+".."+T.get(i).ord);
}
}
public void paint(Graphics g){
g.drawString("bonjour", 100, 100);
if (T.size()>1){g.setColor(Color.blue);
for (int i=0;i<T.size()-1;i++){
g.drawLine(T.get(i).abs, T.get(i).ord, T.get(i+1).abs, T.get(i+1).ord);
}
}
}
}
class point{
int abs,ord;
public point(double a,double o){abs=(int) (100+a);ord=(int) (150+o);}
} |
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