Class EffectImageBitmap

Hierarchy (view full)

AsyncImageBitmap
- EffectImageBitmap

Index

Constructors

Properties

_presentationHash backingMedia ctx innerBitmap lastSrc resolution tint waiting

Accessors

bitmap height presentationHash width

Methods

evaluateEffect getScratchCtx handleBitmapPromise fromURL

Constructors

constructor

new EffectImageBitmap(backingMedia, options?): EffectImageBitmap
Parameters
- backingMedia: HTMLImageElement
- Optionaloptions: EffectImageBitmapOptions
Returns EffectImageBitmap
Overrides AsyncImageBitmap.constructor
- Defined in src/helpers/EffectImageBitmap.ts:21

Properties

`Private`_presentationHash

_presentationHash: number = -1

`Readonly`backingMedia

backingMedia: HTMLImageElement

`Private`ctx

ctx: null | OffscreenCanvasRenderingContext2D = null

`Private`innerBitmap

innerBitmap: null | ImageBitmap = null

`Private`lastSrc

lastSrc: null | string = null

`Readonly`resolution

resolution: number

`Readonly`tint

tint: number

`Private`waiting

waiting: boolean = false

Accessors

bitmap

get bitmap(): null | ImageBitmap
Returns null | ImageBitmap
Overrides AsyncImageBitmap.bitmap
- Defined in src/helpers/EffectImageBitmap.ts:124

height

get height(): number
Returns number
Overrides AsyncImageBitmap.height
- Defined in src/helpers/EffectImageBitmap.ts:50

presentationHash

get presentationHash(): number
Returns number
Overrides AsyncImageBitmap.presentationHash
- Defined in src/helpers/EffectImageBitmap.ts:129

width

get width(): number
Returns number
Overrides AsyncImageBitmap.width
- Defined in src/helpers/EffectImageBitmap.ts:46

Methods

`Private`evaluateEffect

evaluateEffect(): void
Returns void
- Defined in src/helpers/EffectImageBitmap.ts:92

`Private`getScratchCtx

getScratchCtx(width, height): OffscreenCanvasRenderingContext2D
Parameters
- width: number
- height: number
Returns OffscreenCanvasRenderingContext2D
- Defined in src/helpers/EffectImageBitmap.ts:54

`Private`handleBitmapPromise

handleBitmapPromise(curSrc, promise): void
Parameters
- curSrc: string
- promise: Promise<ImageBitmap>
Returns void
- Defined in src/helpers/EffectImageBitmap.ts:78

`Static`fromURL

fromURL(url, options?): EffectImageBitmap
Parameters
- url: string
- Optionaloptions: EffectImageBitmapOptions
Returns EffectImageBitmap
- Defined in src/helpers/EffectImageBitmap.ts:37