Class ImageLibrary

Library of pre-loaded images.

Index

Constructors

Methods

Constructors

constructor

new ImageLibrary(dirname: "img", ...filenames: string[]): ImageLibrary
Make a new image library, loading images from the filesystem (running in Node.js) or from URLs (running in a web browser).
Parameters
- dirname: "img"
  directory containing images, relative to the current folder (Node.js) or URL (web); must be "img"
- ...filenames: string[]
  images to load from the directory, e.g. "boromir.jpg"; names must be unique
Returns ImageLibrary

Methods

getImage

getImage(name: string): Image
Get an image from this library by name.
Parameters
- name: string
  image base filename, e.g. "boromir.jpg"
Returns Image
fully-loaded Image (so its dimensions and pixels are immediately available for use)

Throws
Error if no image by that name is in this library