void cvxViewExtent
(
double Extent      /* I: view extent (mm) */
)
/*
DESCRIPTION:
Sets the active view extent.
*/
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void cvxViewGet
(
svxMatrix *Frame, /* O: align active view with specified coordinate frame */
double *Extent      /* O: view extent */
)
/*
DESCRIPTION:
Retrieves the position, orientation and extent of the active view.
*/
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void cvxViewOrigin
(
svxPoint   *Origin   /* I: new view origin */
)
/*
DESCRIPTION:
Moves the origin of the active view to the specified point.
*/
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void cvxViewSet
(
svxMatrix *Frame, /* i: align active view with specified coordinate frame */
double Extent      /* i: view extent */
)
/*
DESCRIPTION:
Aligns the active view with the specified frame and
sets the specified view extent.
*/
________________________________________________________________________________

void cvxViewStd
(
evxViewStd Type,   /* I: standard view type */
double NullExtent   /* I: view extent used if no geometry */
)
/*
DESCRIPTION:
Changes the orientation of the active view (part, sketch, cam plan)
to the specified standard view type and then does a "zoom all". 

NOTE that the input view extent is only used if the "zoom all"
doesn't find any geometry.
*/
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