loader.preload

preload(assets: Array<loader.Asset>, onloadcb: Function, switchToLoadState: boolean) → {}

set all the specified game assets to be preloaded.

game.assets = [
  // PNG tileset
  {name: "tileset-platformer", type: "image",  src: "data/map/tileset.png"},
  // PNG packed texture
  {name: "texture", type:"image", src: "data/gfx/texture.png"}
  // PNG base64 encoded image
  {name: "texture", type:"image", src: "data:image/png;base64,iVBORw0KAAAQAAAAEACA..."}
  // TSX file
  {name: "meta_tiles", type: "tsx", src: "data/map/meta_tiles.tsx"},
  // TMX level (XML & JSON)
  {name: "map1", type: "tmx", src: "data/map/map1.json"},
  {name: "map2", type: "tmx", src: "data/map/map2.tmx"},
  {name: "map3", type: "tmx", format: "json", data: {"height":15,"layers":[...],"tilewidth":32,"version":1,"width":20}},
  {name: "map4", type: "tmx", format: "xml", data: {xml representation of tmx}},
  // audio resources
  {name: "bgmusic", type: "audio",  src: "data/audio/"},
  {name: "cling",   type: "audio",  src: "data/audio/"},
  // base64 encoded audio resources
  {name: "band",   type: "audio",  src: "data:audio/wav;base64,..."},
  // binary file
  {name: "ymTrack", type: "binary", src: "data/audio/main.ym"},
  // JSON file (used for texturePacker)
  {name: "texture", type: "json", src: "data/gfx/texture.json"},
  // JavaScript file
  {name: "plugin", type: "js", src: "data/js/plugin.js"},
  // Font Face
  {name: "'kenpixel'", type: "fontface",  src: "url('data/font/kenvector_future.woff2')"},
  // video resources
  {name: "intro", type: "video",  src: "data/video/"},
  // base64 encoded video asset
  me.loader.load({name: "avatar", type:"video", src: "data:video/mp4;base64,AAAAIGZ0eXBpc29tAAACAGlzb21pc28yYXZjMW1wNDEAAAAIZnJlZ..."};
];
...
// set all resources to be loaded
me.loader.preload(game.assets, () => this.loaded());
Parameters:
Name Type Attributes Default Description
assets Array<loader.Asset>

list of assets to load

onloadcb Function

<optional>

loader.onload

function to be called when all resources are loaded

switchToLoadState boolean

<optional>

true

automatically switch to the loading screen

Returns:
Type Description
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