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Matrix::Scale method (gdiplusmatrix.h)

  • Article

The Matrix::Scale method updates this matrix with the product of itself and a scaling matrix.

Syntax

Status Scale(
  [in] REAL        scaleX,
  [in] REAL        scaleY,
  [in] MatrixOrder order
);

Parameters

[in] scaleX

Type: REAL

Real number that specifies the horizontal scale factor.

[in] scaleY

Type: REAL

Real number that specifies the vertical scale factor.

[in] order

Type: MatrixOrder

Optional. Element of the MatrixOrder enumeration that specifies the order of the multiplication. MatrixOrderPrepend specifies that the scaling matrix is on the left, and MatrixOrderAppend specifies that the scaling matrix is on the right. The default value is MatrixOrderPrepend.

Return value

Type: Status

If the method succeeds, it returns Ok, which is an element of the Status enumeration.

If the method fails, it returns one of the other elements of the Status enumeration.

Requirements

Requirement Value
Minimum supported client Windows XP, Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header gdiplusmatrix.h (include Gdiplus.h)
Library Gdiplus.lib
DLL Gdiplus.dll

See also

Global and Local Transformations

Matrix

Matrix Representation of Transformations

Matrix::Multiply

Matrix::Rotate

Matrix::RotateAt

Matrix::Shear

Matrix::Translate

MatrixOrder

Transformations