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How do I make My ball to move randomly?
Im working on pacman and im trying to make ghosts and I have a no idea how to make them to move randomly. So I just want to see how to make my pacman to move randomly first.
↓ this is how I made my pacman to move, can someone edit this to make it move randomly?
public void keyPressed(KeyEvent e)
{
if(e.getKeyCode() == KeyEvent.VK_RIGHT)
{
smoothright = true;
smoothup = false;
smoothleft = false;
smoothdown = false;
}
if(e.getKeyCode() == KeyEvent.VK_LEFT)
{
smoothleft = true;
smoothup = false;
smoothright = false;
smoothdown = false;
}
if(e.getKeyCode() == KeyEvent.VK_UP)
{
smoothup = true;
smoothright = false;
smoothleft = false;
smoothdown = false;
}
if(e.getKeyCode() == KeyEvent.VK_DOWN)
{
smoothdown = true;
smoothup = false;
smoothright = false;
smoothleft = false;
}
}
public void actionPerformed(ActionEvent e)
{
if(smoothright == true)
{
right = true;
if(right == true)
{
if(pacman.getX() + 40 >= 530)
{
}
else
{
pacman.move(2, 0);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
right = false;
}
i = i + 1;
}
if(right == false)
{
pacman.move(-2, 0);
}
right = true;
}
if(smoothleft == true)
{
left = true;
if(left == true)
{
if(pacman.getX() <= 33)
{
}
else
{
pacman.move(-2, 0);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
left = false;
}
i = i + 1;
}
if(left == false)
{
pacman.move(2, 0);
}
left = true;
}
if(smoothup == true)
{
up = true;
if(up == true)
{
if(pacman.getY() <= 43)
{
}
else
{
pacman.move(0, -2);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
up = false;
}
i = i + 1;
}
if(up == false)
{
pacman.move(0, 2);
}
up = true;
}
if(smoothdown == true)
{
down = true;
if(down == true)
{
if(pacman.getY() >= 548.1)
{
}
else
{
pacman.move(0, 2);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
down = false;
}
i = i + 1;
}
if(down == false)
{
pacman.move(0, -2);
}
down = true;
}
import acm.program.*;
import acm.util.*;
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import acm.graphics.*;
import java.util.*;
public class Main extends GraphicsProgram
{
private ArrayList<GRect> squarelist = new ArrayList<GRect>();
private ArrayList<GOval> dots = new ArrayList<GOval>();
private RandomGenerator gen = new RandomGenerator();
private Background Background;
private GRect Center;
private GRect LeftCenter;
private GRect LeftCenter2;
private GRect LeftCenter3;
private GRect RightCenter;
private GRect RightCenter2;
private GRect RightCenter3;
private GRect Boarder;
private GRect Boarder2;
private GRect LeftBoarder;
private GRect LeftBoarder2;
private GRect RightBoarder;
private GRect RightBoarder2;
private GRect North;
private GRect North2;
private GRect North3;
private GRect South;
private GRect South2;
private GRect South3;
private GRect South4;
private GRect Northwest;
private GRect Northwest2;
private GRect Northwest3;
private GRect Northeast;
private GRect Northeast2;
private GRect Northeast3;
private GRect Southwest;
private GRect Southwest2;
private GRect Southwest3;
private GRect Southwest4;
private GRect Southwest5;
private GRect Southwest6;
private GRect Southeast;
private GRect Southeast2;
private GRect Southeast3;
private GRect Southeast4;
private GRect Southeast5;
private GRect Southeast6;
private Pacman pacman;
private com com;
private SwingTimer t;
private boolean smoothright;
private boolean smoothleft;
private boolean smoothup;
private boolean smoothdown;
private boolean right;
private boolean left;
private boolean up;
private boolean down;
public void run()
{
resize(800, 650);
Background = new Background();
Background.setLocation(0, 0);
add(Background);
Center = new GRect(210, 300, 110, 50);
Center.setColor(Color.BLUE);
Center.setFilled(false);
add(Center);
squarelist.add(Center);
LeftCenter = new GRect(150, 160, 10, 150);
LeftCenter.setColor(Color.BLUE);
LeftCenter.setFilled(false);
add(LeftCenter);
squarelist.add(LeftCenter);
LeftCenter2 = new GRect(160, 220, 40, 10);
LeftCenter2.setColor(Color.BLUE);
LeftCenter2.setFilled(false);
add(LeftCenter2);
squarelist.add(LeftCenter2);
LeftCenter3 = new GRect(150, 380, 10, 70);
LeftCenter3.setColor(Color.BLUE);
LeftCenter3.setFilled(false);
add(LeftCenter3);
squarelist.add(LeftCenter3);
RightCenter = new GRect(370, 160, 10, 150);
RightCenter.setColor(Color.BLUE);
RightCenter.setFilled(false);
add(RightCenter);
squarelist.add(RightCenter);
RightCenter2 = new GRect(330, 220, 40, 10);
RightCenter2.setColor(Color.BLUE);
RightCenter2.setFilled(false);
add(RightCenter2);
squarelist.add(RightCenter2);
RightCenter3 = new GRect(370, 380, 10, 70);
RightCenter3.setColor(Color.BLUE);
RightCenter3.setFilled(false);
add(RightCenter3);
squarelist.add(RightCenter3);
Boarder = new GRect(20, 30, 500, 550);
Boarder.setColor(Color.BLUE);
Boarder.setFilled(false);
add(Boarder);
Boarder2 = new GRect(30, 40, 480, 530);
Boarder2.setColor(Color.BLUE);
Boarder2.setFilled(false);
add(Boarder2);
LeftBoarder = new GRect(30, 240, 80, 70);
LeftBoarder.setColor(Color.BLUE);
add(LeftBoarder);
squarelist.add(LeftBoarder);
LeftBoarder2 = new GRect(30, 340, 80, 70);
LeftBoarder2.setColor(Color.BLUE);
LeftBoarder2.setFilled(false);
add(LeftBoarder2);
squarelist.add(LeftBoarder2);
RightBoarder = new GRect(430, 240, 80, 70);
RightBoarder.setColor(Color.BLUE);
RightBoarder.setFilled(false);
add(RightBoarder);
squarelist.add(RightBoarder);
RightBoarder2 = new GRect (430, 340, 80, 70);
RightBoarder2.setColor(Color.BLUE);
RightBoarder2.setFilled(false);
add(RightBoarder2);
squarelist.add(RightBoarder2);
North = new GRect(260, 40, 10, 80);
North.setColor(Color.BLUE);
North.setFilled(false);
add(North);
squarelist.add(North);
North2 = new GRect(210, 160, 110, 10);
North2.setColor(Color.BLUE);
North2.setFilled(false);
add(North2);
squarelist.add(North2);
North3 = new GRect(260, 170, 10, 60);
North3.setColor(Color.BLUE);
North3.setFilled(false);
add(North3);
squarelist.add(North3);
South = new GRect(260, 510, 10, 35);
South.setColor(Color.BLUE);
South.setFilled(false);
add(South);
squarelist.add(South);
South2 = new GRect(180, 500, 165, 10);
South2.setColor(Color.BLUE);
South2.setFilled(false);
add(South2);
squarelist.add(South2);
South3 = new GRect(180, 440, 170, 10);
South3.setColor(Color.BLUE);
South3.setFilled(false);
add(South3);
squarelist.add(South3);
South4 = new GRect(260, 450, 10, 30);
South4.setColor(Color.BLUE);
South4.setFilled(false);
add(South4);
squarelist.add(South4);
Northwest = new GRect(60, 80, 50, 40);
Northwest.setColor(Color.BLUE);
Northwest.setFilled(false);
add(Northwest);
squarelist.add(Northwest);
Northwest2 = new GRect(150, 80, 70, 40);
Northwest2.setColor(Color.BLUE);
Northwest2.setFilled(false);
add(Northwest2);
squarelist.add(Northwest2);
Northwest3 = new GRect(60, 160, 50, 10);
Northwest3.setColor(Color.BLUE);
Northwest3.setFilled(false);
add(Northwest3);
squarelist.add(Northwest3);
Northeast = new GRect(420, 80, 50, 40);
Northeast.setColor(Color.BLUE);
Northeast.setFilled(false);
add(Northeast);
squarelist.add(Northeast);
Northeast2 = new GRect(310, 80, 70, 40);
Northeast2.setColor(Color.BLUE);
Northeast2.setFilled(false);
add(Northeast2);
squarelist.add(Northeast2);
Northeast3 = new GRect(420, 160, 50, 10);
Northeast3.setColor(Color.BLUE);
Northeast3.setFilled(false);
add(Northeast3);
squarelist.add(Northeast3);
Southwest = new GRect(50, 535, 180, 10);
Southwest.setColor(Color.BLUE);
Southwest.setFilled(false);
add(Southwest);
squarelist.add(Southwest);
Southwest2 = new GRect(150, 500, 10, 35);
Southwest2.setColor(Color.BLUE);
Southwest2.setFilled(false);
add(Southwest2);
squarelist.add(Southwest2);
Southwest3 = new GRect(50, 470, 80, 10);
Southwest3.setColor(Color.BLUE);
Southwest3.setFilled(false);
add(Southwest3);
squarelist.add(Southwest3);
Southwest4 = new GRect(120, 480, 10, 30);
Southwest4.setColor(Color.BLUE);
Southwest4.setFilled(false);
add(Southwest4);
squarelist.add(Southwest4);
Southwest5 = new GRect(150, 470, 90, 10);
Southwest5.setColor(Color.BLUE);
Southwest5.setFilled(false);
add(Southwest5);
squarelist.add(Southwest5);
Southwest6 = new GRect(30, 500, 65, 10);
Southwest6.setColor(Color.BLUE);
Southwest6.setFilled(false);
add(Southwest6);
squarelist.add(Southwest6);
Southeast = new GRect(300, 535, 188, 10);
Southeast.setColor(Color.BLUE);
Southeast.setFilled(false);
add(Southeast);
squarelist.add(Southeast);
Southeast2 = new GRect(370, 500, 10, 35);
Southeast2.setColor(Color.BLUE);
Southeast2.setFilled(false);
add(Southeast2);
squarelist.add(Southeast2);
Southeast3 = new GRect(290, 470, 90, 10);
Southeast3.setColor(Color.BLUE);
Southeast3.setFilled(false);
add(Southeast3);
squarelist.add(Southeast3);
Southeast4 = new GRect(400, 470, 88, 10);
Southeast4.setColor(Color.BLUE);
Southeast4.setFilled(false);
add(Southeast4);
squarelist.add(Southeast4);
Southeast5 = new GRect(400, 480, 10, 30);
Southeast5.setColor(Color.BLUE);
Southeast5.setFilled(false);
add(Southeast5);
squarelist.add(Southeast5);
Southeast6 = new GRect(435, 500, 75, 10);
Southeast6.setColor(Color.BLUE);
Southeast6.setFilled(false);
add(Southeast6);
squarelist.add(Southeast6);
pacman = new Pacman();
add(pacman);
pacman.setLocation(257, 483);
t = new SwingTimer(10, this);
t.start();
addMouseListeners();
addKeyListeners();
}
public void keyPressed(KeyEvent e)
{
if(e.getKeyCode() == KeyEvent.VK_RIGHT)
{
smoothright = true;
smoothup = false;
smoothleft = false;
smoothdown = false;
}
if(e.getKeyCode() == KeyEvent.VK_LEFT)
{
smoothleft = true;
smoothup = false;
smoothright = false;
smoothdown = false;
}
if(e.getKeyCode() == KeyEvent.VK_UP)
{
smoothup = true;
smoothright = false;
smoothleft = false;
smoothdown = false;
}
if(e.getKeyCode() == KeyEvent.VK_DOWN)
{
smoothdown = true;
smoothup = false;
smoothright = false;
smoothleft = false;
}
}
public void actionPerformed(ActionEvent e)
{
if(smoothright == true)
{
right = true;
if(right == true)
{
if(pacman.getX() + 40 >= 530)
{
}
else
{
pacman.move(2, 0);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
right = false;
}
i = i + 1;
}
if(right == false)
{
pacman.move(-2, 0);
}
right = true;
}
if(smoothleft == true)
{
left = true;
if(left == true)
{
if(pacman.getX() <= 33)
{
}
else
{
pacman.move(-2, 0);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
left = false;
}
i = i + 1;
}
if(left == false)
{
pacman.move(2, 0);
}
left = true;
}
if(smoothup == true)
{
up = true;
if(up == true)
{
if(pacman.getY() <= 43)
{
}
else
{
pacman.move(0, -2);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
up = false;
}
i = i + 1;
}
if(up == false)
{
pacman.move(0, 2);
}
up = true;
}
if(smoothdown == true)
{
down = true;
if(down == true)
{
if(pacman.getY() >= 548.1)
{
}
else
{
pacman.move(0, 2);
}
}
int i = 0;
while(i < squarelist.size())
{
if(pacman.getBounds().intersects(squarelist.get(i) .getBounds()))
{
down = false;
}
i = i + 1;
}
if(down == false)
{
pacman.move(0, -2);
}
down = true;
}
}
}
import java.awt.*;
import acm.graphics.*;
public class Background extends GCompound
{
public Background()
{
GRect Board = new GRect(0, 0, 800, 650);
Board.setColor(Color.BLACK);
Board.setFilled(true);
add(Board);
}
}
import java.awt.*;
import acm.graphics.*;
public class Pacman extends GCompound
{
public Pacman()
{
GOval pacman = new GOval(0, 0, 15, 15);
add(pacman);
pacman.setFilled(true);
pacman.setColor(Color.YELLOW);
}
}
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