ImageSource

An interface describing loadable resources in Excalibur. Built-in loadable resources include [[Texture]], [[Sound]], and a generic [[Resource]].

Implements

• Loadable<HTMLImageElement>

Index

Constructors

• constructor

Properties

• data
• filtering
• path
• ready

Accessors

• bustCache
• height
• image
• width

Methods

• isLoaded
• load
• toSprite
• unload
• fromHtmlImageElement

Constructors

constructor

• new ImageSource(path: string, bustCache?: boolean, filtering?: ImageFiltering): ImageSource

• The path to the image, can also be a data url like 'data:image/'

  ---

  Parameters

  • path: string

    {string} Path to the image resource relative from the HTML document hosting the game, or absolute

  • bustCache: boolean = false

    {boolean} Should excalibur add a cache busting querystring?

  • optionalfiltering: ImageFiltering

    {ImageFiltering} Optionally override the image filtering set by [[EngineOptions.antialiasing]]

  Returns ImageSource

Properties

publicdata

data: HTMLImageElement = ...

Implementation of Loadable.data

Access to the underlying html image element

publicfiltering

filtering: ImageFiltering

publicreadonlypath

path: string

{string} Path to the image resource relative from the HTML document hosting the game, or absolute

publicready

ready: Promise<HTMLImageElement> = ...

Promise the resolves when the image is loaded and ready for use, does not initiate loading

Accessors

publicbustCache

• get bustCache(): boolean
• set bustCache(val: boolean): void

• Should excalibur add a cache busting querystring? By default false. Must be set before loading

  ---

  Returns boolean

• Parameters

  • val: boolean

  Returns void

publicheight

• get height(): number

• The original height of the source image in pixels

  ---

  Returns number

publicimage

• get image(): HTMLImageElement

• Returns HTMLImageElement

publicwidth

• get width(): number

• The original size of the source image in pixels

  ---

  Returns number

Methods

publicisLoaded

• isLoaded(): boolean

• Implementation of Loadable.isLoaded

  Returns true if the Texture is completely loaded and is ready to be drawn.

  ---

  Returns boolean

load

• load(): Promise<HTMLImageElement>

• Implementation of Loadable.load

  Begins loading the image and returns a promise that resolves when the image is loaded

  ---

  Returns Promise<HTMLImageElement>

publictoSprite

• toSprite(): Sprite

• Build a sprite from this ImageSource

  ---

  Returns Sprite

unload

• unload(): void

• Unload images from memory

  ---

  Returns void

staticfromHtmlImageElement

• fromHtmlImageElement(image: HTMLImageElement, options?: ImageSourceOptions): ImageSource

• Create an ImageSource from and HTML

  <image>

  tag element

  ---

  Parameters

  • image: HTMLImageElement

  • optionaloptions: ImageSourceOptions

  Returns ImageSource