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PtVisible function

The PtVisible function determines whether the specified point is within the clipping region of a device context.

Syntax


BOOL PtVisible(
  _In_  HDC hdc,
  _In_  int X,
  _In_  int Y
);

Parameters

hdc [in]

A handle to the device context.

X [in]

The x-coordinate, in logical units, of the point.

Y [in]

The y-coordinate, in logical units, of the point.

Return value

If the specified point is within the clipping region of the device context, the return value is TRUE(1).

If the specified point is not within the clipping region of the device context, the return value is FALSE(0).

If the HDC is not valid, the return value is (BOOL)-1.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Wingdi.h (include Windows.h)

Library

Gdi32.lib

DLL

Gdi32.dll

See also

Clipping Overview
Clipping Functions
RectVisible

 

 

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