OffsetViewportOrgEx function (wingdi.h)

Article
02/22/2024

The OffsetViewportOrgEx function modifies the viewport origin for a device context using the specified horizontal and vertical offsets.

Syntax

BOOL OffsetViewportOrgEx(
  [in]  HDC     hdc,
  [in]  int     x,
  [in]  int     y,
  [out] LPPOINT lppt
);

Parameters

[in] hdc

A handle to the device context.

[in] x

The horizontal offset, in device units.

[in] y

The vertical offset, in device units.

[out] lppt

A pointer to a POINT structure. The previous viewport origin, in device units, is placed in this structure. If lpPoint is NULL, the previous viewport origin is not returned.

Return value

If the function succeeds, the return value is nonzero.

If the function fails, the return value is zero.

Remarks

The new origin is the sum of the current origin and the horizontal and vertical offsets.

Requirements

Requirement	Value
Minimum supported client	Windows 2000 Professional [desktop apps only]
Minimum supported server	Windows 2000 Server [desktop apps only]
Target Platform	Windows
Header	wingdi.h (include Windows.h)
Library	Gdi32.lib
DLL	Gdi32.dll