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20120324-Titanium Nagoya Chatroom vol.2
var win1 = Ti.UI.createWindow({backgroundColor:'black'});
var totalScore = 0;
var scoreLabel = Titanium.UI.createLabel({
top : 10,
left : 10,
height : 20,
width : 'auto',
color : 'white',
text : 'Score: ' + totalScore
});
var quicktigame2d = require('com.googlecode.quicktigame2d');
var game = quicktigame2d.createGameView();
var scene = quicktigame2d.createScene();
game.screen = {width:320, height:480};
game.fps = 30;
game.color(0, 0, 0);
game.pushScene(scene);
var tank = quicktigame2d.createSprite({image:'images/tank.png'});
tank.x = (game.screen.width/2) - (tank.width/2);
tank.y = game.screen.height - tank.height;
var back = quicktigame2d.createSprite({image:'images/back.png'});
back.x = (game.screen.width/2) - (back.width/2);
back.y = 480 - back.height;
scene.add(back);
scene.add(tank);
var aliens = [];
var aliensSpeed = [];
var bullets = [];
var bulletsSpeed = [];
game.addEventListener('onload', function(e) {
initAliens();
initBullet();
game.start();
});
game.addEventListener('enterframe', function(e) {
bulletCollidesWithAliens();
updateAliensPosition();
updateBulletPosition();
});
game.addEventListener('touchmove',function(e){
tank.x = e.x;
});
win1.add(game);
win1.add(scoreLabel);
win1.open();
function initAliens(){
for (var i = 0; i < 5; i++) {
aliens[i]= quicktigame2d.createSprite({image:'images/alien1.png'});
aliensSpeed[i] = 5;
aliens[i].x = Math.random() * game.screen.width;
aliens[i].y = -100;
scene.add(aliens[i]);
}
}
function initBullet(){
for(var j=0;j<10;j++){
bullets[j]= quicktigame2d.createSprite({image:'images/bullet.png'});
bullets[j].x = initBulletsPostion();
bullets[j].y = tank.y - (bullets[j].height);
bulletsSpeed[j] = 10;
scene.add(bullets[j]);
}
}
function initBulletsPostion(){
return tank.x + (tank.width/2) -(bullets[0].width/2);
}
function updateAliensPosition(){
for (var i = 0; i < 5; i++) {
aliens[i].y += aliensSpeed[i] * Math.random();
if(aliens[i].y > 480){
aliens[i].y = -100;
}
}
}
function updateBulletPosition(){
for (var i = 0; i < 10; i++) {
bullets[i].y -= bulletsSpeed[i];
if(bullets[i].y < 0 || bullets[i].y > 480){
bullets[i].x = initBulletsPostion();
bullets[i].y = tank.y - (bullets[i].height);
}
}
}
function bulletCollidesWithAliens(){
for (var i = 0; i < 10; i++) {
for(var j=0;j<5;j++){
var flg = bullets[i].collidesWith(aliens[j]);
if(flg){
totalScore +=100;
scoreLabel.text = ('Score:' + totalScore);
aliens[j].y = -100;
bullets[i].x = initBulletsPostion();
bullets[i].y = tank.y - (bullets[i].height);
}
}
}
}
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