Class PAGImage

constructor

• new PAGImage(wasmIns): PAGImage

• Parameters

  • wasmIns: any

  Returns PAGImage

wasmIns

isDestroyed

Static fromFile

• fromFile(data): Promise<PAGImage>

• Create pag image from image file.

  Parameters

  • data: File

  Returns Promise<PAGImage>

Static fromSource

• fromSource(source): PAGImage

• Create pag image from image source or video source. Make sure the target pixel is shown on the screen. Like

  Image.onload = async () => {
    return await PAGImage.fromSource(Image)
  }
  Copy

  Parameters

  • source: TexImageSource

  Returns PAGImage

Static fromPixels

• fromPixels(pixels, width, height, colorType, alphaType): PAGImage

• Creates a PAGImage object from an array of pixel data, return null if it's not valid pixels.

  Parameters

  • pixels: Uint8Array

  • width: number

  • height: number

  • colorType: ColorType

  • alphaType: AlphaType

  Returns PAGImage

Static fromTexture

• fromTexture(textureID, width, height, flipY): PAGImage

• Creates a PAGImage object from the specified backend texture, return null if the texture is invalid.

  Parameters

  • textureID: number

  • width: number

  • height: number

  • flipY: boolean

  Returns PAGImage

width

• width(): number

• Returns the width in pixels.

  Returns number

height

• height(): number

• Returns the height in pixels.

  Returns number

scaleMode

• scaleMode(): PAGScaleMode

• Returns the current scale mode. The default value is PAGScaleMode::LetterBox.

  Returns PAGScaleMode

setScaleMode

• setScaleMode(scaleMode): void

• Specifies the rule of how to scale the content to fit the image layer's original size. The matrix changes when this method is called.

  Parameters

  • scaleMode: PAGScaleMode

  Returns void

matrix

• matrix(): Matrix

• Returns a copy of current matrix.

  Returns Matrix

setMatrix

• setMatrix(matrix): void

• Set the transformation which will be applied to the content. The scaleMode property will be set to PAGScaleMode::None when this method is called.

  Parameters

  • matrix: Matrix

  Returns void

destroy

• destroy(): void

• Destroy the pag image.

  Returns void