Marker

zgf_type: zgf_marker

The zgf_marker features indicate a point at which a well symbol or symbols should be drawn.

The following table lists the attributes common to all zgf_marker features.

Attribute Name

Contents

zgf_marker_number

This is a number specifying what sort of symbol to draw at the point.

Range: 32-bit integer

Default: No default

zgf_marker_height

This specifies the height of this marker.

 

Range: 32-bit real

Default: No default

zgf_id

A marker record in a ZGF file may actually contain several points. These are split into separate point features by the ZGF Reader. Thus, this is a unique ID given to each marker record, so that points that were originally from the same marker record will have the same zgf_id value.

Range: 32-bit integer

Default: No default

zgf_color_index

See the Polyline section.

zgf_units

See the Polyline section.