I wanted to make a life counter for my game. Would it be the same as making a score counter you think but instead changing the text into Lives: instead of Score:


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 | import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo) /** * Write a description of class MyWorld here. * * @author (your name) * @version (a version number or a date) */ public class MyWorld extends World { private int time; private int life = 2 ; boolean startMusicc = true ; GreenfootSound backGrounddMusic = new GreenfootSound( "Sound2.mp3" ); LifeCounter count = new LifeCounter(); public MyWorld() { // Create a new world with 600x400 cells with a cell size of 1x1 pixels. super ( 900 , 537 , 1 ); prepare(); time = 1000 ; Music(); } public void Music() { } public void act() { showTheTime(); if (Greenfoot.getRandomNumber( 300 ) < 3 ) { addObject( new Enemy(), Greenfoot.getRandomNumber( 100 ), Greenfoot.getRandomNumber( 500 )); } if (Greenfoot.getRandomNumber( 300 ) < 3 ) { addObject( new Rocket(), Greenfoot.getRandomNumber( 100 ), Greenfoot.getRandomNumber( 500 )); } if (startMusicc) { backGrounddMusic.playLoop(); startMusicc= false ; } } public void showTime() { showText( "Time: " + time, 50 , 20 ); } public void showTheTime() { time--; showTime(); if (time== 0 ) { Greenfoot.setWorld( new Level2()); backGrounddMusic.stop(); } } /** * Prepare the world for the start of the program. * That is: create the initial objects and add them to the world. */ private void prepare() { Man man = new Man(); addObject(man, 702 , 241 ); Minis mini = new Minis(); addObject(mini, 887 , 424 ); Minis minis2 = new Minis(); addObject(minis2, 884 , 111 ); addObject(count, 798 , 20 ); } public LifeCounter getCounter() { return count; } import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo) /** * Write a description of class Man here. * * @author (your name) * @version (a version number or a date) */ public class Man extends Actor { public Man() { GreenfootImage myImage = getImage(); int myNewHeight = ( int )myImage.getHeight()/ 3 ; int myNewWidth = ( int )myImage.getWidth()/ 3 ; myImage.scale(myNewWidth, myNewHeight); } public void act() { checkHit(); checkKeys(); } private void checkKeys() { if (Greenfoot.isKeyDown( "up" )) { setLocation(getX(), getY()- 8 ); } if (Greenfoot.isKeyDown( "down" )) { setLocation(getX(), getY()+ 8 ); } if (Greenfoot.isKeyDown( "right" )) { setLocation(getX()+ 4 , getY()); } if (Greenfoot.isKeyDown( "left" )) { setLocation(getX()- 4 , getY()); } if ( "space" .equals(Greenfoot.getKey())) { shoot(); } } private void shoot() { Ammo ammo = new Ammo(); getWorld().addObject(ammo, getX(), getY()); } public void checkHit() { Actor a = this .getOneIntersectingObject(Rocket. class ); if (a != null ) { this .getWorld().removeObject(a); World myWorld = getWorld(); MyWorld world = (MyWorld)(myWorld); LifeCounter count = world.getCounter(); count.countLives(); } Actor b= this .getOneIntersectingObject(Enemy. class ); if (b != null ) { this .getWorld().removeObject(b); World myWorld = getWorld(); MyWorld world = (MyWorld)(myWorld); LifeCounter count = world.getCounter(); count.countLives(); } } } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo) import java.awt.Color; /** * Write a description of class LifeCounter here. * * @author (your name) * @version (a version number or a date) */ public class LifeCounter extends Actor { int lives = 2 ; boolean startMusic = true ; //GreenfootSound backGrounddMusic = new GreenfootSound("Sound2.mp3"); public void act() { setImage( new GreenfootImage( "Lives: " + lives, 24 , Color.GREEN, Color.BLACK)); gameOver(); //Music(); } public void countLives() { lives--; } |