共用方式為

transform method

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Modifies the transformation matrix of the current context.

 

Syntax

object.transform(m11, m12, m21, m22, dx, dy);

Parameters

  • m11 [in]
    Type: number

    The m1,1 value in the matrix.

  • m12 [in]
    Type: number

    The m1,2 value in the matrix.

  • m21 [in]
    Type: number

    The m2,1 value in the matrix.

  • m22 [in]
    Type: number

    The m2,2 value in the matrix.

  • dx [in]
    Type: number

    The delta x (dx) value in the matrix.

  • dy [in]
    Type: number

    The delta y (dy) value in the matrix.

Return value

This method does not return a value.

Standards information

Remarks

The parameters of ICanvasRenderingContext2D::transform represent a matrix of the following format.

This matrix is multiplied with the transformation matrix of the current context.

See also

ICanvasRenderingContext2D::setTransform