SetArcDirection info Overview Group

The SetArcDirection sets the drawing direction to be used for arc and rectangle functions.

int SetArcDirection(

HDC hdc,	// identifies the device context
int ArcDirection	// specifies the new arc direction
);

Parameters

hdc

Identifies the device context.

ArcDirection

Specifies the new arc direction. This parameter can be one of the following values:

Value	Meaning
AD_COUNTERCLOCKWISE	Figures drawn counterclockwise.
AD_CLOCKWISE	Figures drawn clockwise.

Return Values

If the function succeeds, the return value specifies the old arc direction.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

Remarks

The default direction is counterclockwise.

The SetArcDirection function specifies the direction in which the following functions draw:

Arc	ArcTo
Chord	Ellipse
Pie	Rectangle
RoundRect

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