mirror of
https://github.com/photonstorm/phaser
synced 2024-12-23 19:43:28 +00:00
61 lines
2 KiB
JavaScript
Executable file
61 lines
2 KiB
JavaScript
Executable file
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BasicGame.Preloader = function (game) {
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this.background = null;
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this.preloadBar = null;
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this.ready = false;
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};
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BasicGame.Preloader.prototype = {
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preload: function () {
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// These are the assets we loaded in Boot.js
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// A nice sparkly background and a loading progress bar
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this.background = this.add.sprite(0, 0, 'preloaderBackground');
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this.preloadBar = this.add.sprite(300, 400, 'preloaderBar');
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// This sets the preloadBar sprite as a loader sprite.
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// What that does is automatically crop the sprite from 0 to full-width
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// as the files below are loaded in.
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this.load.setPreloadSprite(this.preloadBar);
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// Here we load the rest of the assets our game needs.
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// As this is just a Project Template I've not provided these assets, swap them for your own.
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this.load.image('titlepage', 'images/title.jpg');
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this.load.atlas('playButton', 'images/play_button.png', 'images/play_button.json');
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this.load.audio('titleMusic', ['audio/main_menu.mp3']);
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this.load.bitmapFont('caslon', 'fonts/caslon.png', 'fonts/caslon.xml');
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// + lots of other required assets here
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},
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create: function () {
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// Once the load has finished we disable the crop because we're going to sit in the update loop for a short while as the music decodes
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this.preloadBar.cropEnabled = false;
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},
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update: function () {
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// You don't actually need to do this, but I find it gives a much smoother game experience.
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// Basically it will wait for our audio file to be decoded before proceeding to the MainMenu.
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// You can jump right into the menu if you want and still play the music, but you'll have a few
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// seconds of delay while the mp3 decodes - so if you need your music to be in-sync with your menu
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// it's best to wait for it to decode here first, then carry on.
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// If you don't have any music in your game then put the game.state.start line into the create function and delete
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// the update function completely.
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if (this.cache.isSoundDecoded('titleMusic') && this.ready == false)
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{
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this.ready = true;
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this.state.start('MainMenu');
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}
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}
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};
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