96 lines
2.5 KiB
JavaScript
96 lines
2.5 KiB
JavaScript
function AlienTimer(aliens) {
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this.aliens = aliens;
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this.activatedAlienIndex = 0;
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var posX = this.aliens[0].x;
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var posY = this.aliens[0].y - AlienTimer.MOVE_UP_AMOUNT_PX;
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this.timerText = game.add.text(posX, posY, "30", AlienTimer.DEFAULT_TEXT_FONT);
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this.timerText.anchor.set(0.5);
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var grd = this.timerText.context.createLinearGradient(0, 0, 0, this.timerText.height);
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grd.addColorStop(0, '#FFD68E');
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grd.addColorStop(1, '#B34C00');
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this.timerText.fill = grd;
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// this.setShadow(3, 3, 'rgba(0, 0, 0, 0.5)', 2);
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this.timerText.stroke = '#000';
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this.timerText.strokeThickness = 5;
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this.timerEvent = null;
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this.timeInterval = AlienTimer.DEFAULT_TIME_GAP_SEC;
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this.timeLeft = this.timeInterval;
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}
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AlienTimer.prototype.start = function() {
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this.enableTimerOn(this.getActivatedAlien());
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// this.getActivatedAlien().setActive(true);
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this.timerText.text = this.timeLeft.toString();
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if(this.timerEvent === null)
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this.timerEvent = game.time.events.loop(Phaser.Timer.SECOND, this.updateTimer, this);
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}
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AlienTimer.prototype.pause = function() {
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}
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AlienTimer.prototype.stop = function() {
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if(this.timerEvent)
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this.removeTimer();
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this.timerText.text = "";
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for(var i = 0; i < this.aliens.length; i++)
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this.aliens[i].stop();
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}
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AlienTimer.prototype.next = function() {
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this.timeLeft = this.timeInterval;
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this.timerText.text = this.timeLeft.toString();
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this.activatedAlienIndex++;
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if(this.activatedAlienIndex >= this.aliens.length) {
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this.timerText.text = "";
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this.removeTimer();
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return null;
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}
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this.enableTimerOn(this.getActivatedAlien());
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}
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AlienTimer.prototype.getActivatedAlien = function() {
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return this.aliens[this.activatedAlienIndex];
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}
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AlienTimer.prototype.enableTimerOn = function(alien) {
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alien.setActive(true);
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this.timerText.x = alien.x;
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}
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AlienTimer.prototype.disableTimerOn = function(alien) {
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alien.setActive(false);
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this.timerText.text = "";
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}
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AlienTimer.prototype.updateTimer = function() {
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this.timeLeft--;
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if(this.timeLeft == 0) {
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this.timeLeft = this.timeInterval;
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this.getActivatedAlien().goOnstage();
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} else {
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this.timerText.text = this.timeLeft.toString();
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}
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}
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AlienTimer.prototype.removeTimer = function() {
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game.time.events.remove(this.timerEvent);
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this.timerEvent = null;
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}
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AlienTimer.DEFAULT_TEXT_FONT = {
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font: "bold 30px Arial",
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boundsAlignH: "center", // left, center. right
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boundsAlignV: "middle", // top, middle, bottom
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fill: "#fff"
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};
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AlienTimer.DEFAULT_TIME_GAP_SEC = 10;
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AlienTimer.MOVE_UP_AMOUNT_PX = 48; |