What's New in Version 4

Version 4 has many new features. These are listed below. For detailed descriptions, refer to the appropriate help topic as underlined.


The following new objects are supported::


Combined curves



New icon tools are available for all new commands.

Many more symbols and line styles are available in the standard libraries.

New Modules are available:

Resource Editor

This module allows you to design symbols, line styles and fonts to meet your particular needs. The symbols, line styles and fonts are now held in libraries accessed by the system. Refer to the Resource Editor help for further information.

CAD for Windows

This module is a complete CAD system designed especially for the Surveying and Civil Engineering industries. Refer to the CAD for Windows help for further information.


The following Edit commands have been enhanced.

Merge in a File

The new object types are merged as well as used symbol and line style definitions.

Extract to a File

The new object types are extracted as well as used symbol and line style definitions

The following new maintenance command is available:

Maintenance/Filter Lines

Removes duplicate lines from the project.

The following Maintenance commands have been enhanced:

Clean Data Base

Now also removes deleted alignments and text, as well as unused symbol and line style definitions in the project.

Integrity Check

Now also checks the integrity of alignments, text objects, symbols and line styles used in the project.

The following new reports are available:

Report/Point From Alignment

Produces a report on selected points with respect to a selected alignment.

Report/IP's From Alignment

Produces a report on the intersection points and curves along an alignment between nominated chainages.

Report/Alignment to Alignment

Produces a report which relates points on a selected alignment to another alignment by chainage and offset.

Report/Alignment Centreline Report

Produces a report on points along the centre line of an alignment.

The following reports have been enhanced


Now also reports on text and alignment objects.


There is now an option to compute the areas in the report from the rounded polygon dimensions.

Report/Point Comparison

This report now gives statistical information related to the average difference and standard deviation of the differences for the points compared.

The following new configuration commands are available:


Configures the system for constants used in the design of combined curves.


Used to license the software, transfer a license to another installation and display the license status of the installation.

The following configuration commands have been enhanced:


There is now an option to configure grades as ratios or percentages.


There is now an option to configure colours for alignments.

Area Rounding

The minimum value for the major area unit can now be set by inserting the AreaChange command in the Settings section of the Lcplus.ini file.

Configure/Information Bar

There is now an option to include a button and code list on the information bar for immediate access to text attributes. Also, any combination of the code lists and buttons for points, lines, polygons and text may be configured.

The following Table command has been enhanced:

Code Table Editor

There is a new Text button and corresponding Code Table Text Attributes are now assigned to codes for easy recall.

Code Table Spreadsheet.

This alternative code table editor also now caters for assigning text attributes to codes.

The following Display command has been enhanced:


There are new options to control the display of Spiral, Alignment and Text objects, and display of models is also now incorporated in this command.

There is a new option to display line styles as ordinary solid lines with resulting increase in drawing speed.

Field Transfer

The following commands have been enhanced:

Input/Data Recorder

There is now an option to protect the raw file.

Output/Data Recorder

There is now an option to upload the digital terrain model for the Leica TPS-1000 range of instruments.

There is now an option to specify the extended character format for Leica/Wild instruments.

There is now an option to specify the extended character format for the Sokkia SDR33.

There is now an option to scale the co-ordinates being uploaded.

There is now an option to specify an uploaded file name for TPS-1000 and SDR33.

The following Leica/Wild Operation Codes have been enhanced or added.

Operation Code 5 -Symbol dimensions entered will now apply to all following points until a new feature code is applied.

Operation Code 8 -Extended to allow construction of Building Wing Lines

Operation Code 26 -Comment

Operation Code 27 -Feature Code (before observation as alternative to op code 5)

Operation Code 28 -Line Feature Code (allows you to run a line code independent of point codes and independent of any lines generated via op code 5 or op code 27)

Operation Code 90 -Split Feature Code and String Identifier

The following new data recorder formats are supported.

Leica GSI extended character format

SDR33 extended character format

Trimble TDC1


The following new Creation commands are available:

Create/Point by Alignment Chainage & Offset

Creates a new point by chainage along an alignment and offset from that alignment.

Create/Line by Line & Offset Point

Creates a new point along an existing line at 90 degrees to an existing point. The new point and the existing offset point are joined by a new line.

Create/Arc by Tangents

Creates a new arc by specifying its tangent lines and any other arc parameter.


Creates a new Spiral by the following methods:

Start Tangent, Length & End Radius

End Tangent, Length & End Radius

Start Tangent, Length & Radii

End Tangent, Length & Radii

Create/Combined Curve

Creates a new combined curve by specifying its tangent lines and various combinations of parameters.

The following types of combined curves can be created:

Spiral in, Arc, Spiral Out

Spiral In, Spiral Out

Spiral In, Arc

Arc, Spiral Out

Numerous techniques are available depending on the type of combined curve to be created.


Creates a new Alignment by the following methods:


Existing Points

Distance Traverse

Chainage Traverse


Element Selection


Create/Intersection Points

Creates Intersection points for an alignment that contains spirals or arcs.

Create/Polygon by Trace

Creates a new polygon by automatically tracing through contiguous lines.


Creates a new Text object.

The following new Attribute commands are available:


Set the attributes for new alignment objects.


Set the attributes for new text objects.


Adopts the attributes of a text object as the current text attributes.

The following new Edit commands are available:


Enhanced to also allow deletion of associated points.


Enhanced to also allow deletion of associated lines and points.


Deletes alignment objects.


Deletes text objects.


Undeletes text objects.


Enhanced to also move text objects in multiple selection mode.


Enhanced to also move text objects in multiple selection mode.


Move text objects.


Edits alignment objects by the following methods:


Reverses the direction of an alignment object.

Adjust Chainage

Adjusts the chainages of an alignment object.


Extends an alignment object by automatically tracing along lines contiguous with the alignment.

Break at Point

Breaks an alignment object into two alignments.

Remove Line

Removes a line from an alignment object.


Joins two contiguous alignment objects into a single alignment.

Add Line

Adds a line to an alignment object.

Chainage Equation

Creates or edits chainage equations for an alignment object.


Edits the attributes of alignment objects.


Edits the attributes of text objects.

New Edit/View Edit commands to view the attributes of individual objects and change the attributes if desired.

View Edit/Text

View the attributes of individual text objects and change the attributes if desired.

View Edit/Alignment

View the attributes of individual alignment objects and change the attributes if desired.

View Edit/Arc

View the dimensions of individual arc objects and change the geometry if desired.

View Edit/Combined Spiral Arc Spiral

View the dimensions of a combined curve and change the geometry if desired.

The following new Examine commands are available:


Allows the attributes of an existing alignment object to be examined.


Allows the attributes of an existing text object to be examined.

Examine/Chainage & Offset by Alignment

Examines the Alignment Chainage, Alignment Distance and offset of a point with regard to an alignment object.


Examines the dimensional attributes of an arc object.


Examines the dimensional attributes of a spiral object.


Finds alignment objects in the data base.

Examine/Validate Alignment

Checks an alignment object for consistency errors and non tangency.


The following new three dimensional transformations are available:

Transformation/Define/Compute/3D Conformal

Transformation/Define/Compute/3D Unscaled

Terrain Modelling

The following new command is available:

Delete Model

The following command has been enhanced:

Breakline Segmentation

Spirals can now be segmented.

Data Conversions

The following commands have been enhanced:

Import and Export

Symbol and Line style lookup files can now be used for converting symbols and line styles between certain systems and LISCAD. Refer to the Lookup Tables dialog.


If the SEGP1 file co-ordinates do not contain decimal points, LISCAD will interpret the precision of the co-ordinates according to the Configure/Co-ordinates precision settings.

CAD Output

The following new commands/enhancements are available:

Settings/CAD System/LISCAD CAD for Windows

This allows the creation of CAD files for the new LISCAD CAD for Windows module.


Enhanced tab format dialog box.

New settings for output of text objects.

All text output to a CAD system can now have a weight (thickness) value.

Text output to LISCAD CAD for Windows can be set as proportional or non proportional.

User defined fonts (designed in the Resource Editor) may be selected for text output to LISCAD CAD for Windows.


Sets the CAD Output settings for alignment objects.




Settings/Tables/Short Line

All enhanced to output table headings to the CAD file. You may change the headings by editing the INI file.


Enhanced to allow output of a prefix or suffix for grid label co-ordinates.


Enhanced to allow the following:

-All new object types can be output to the CAD system.

- Large decimal point option for distances output to a LISCAD CAD file.

- Entities BYLAYER option to export all objects onto a layering system as defined in AutoCAD.

-Polylines as Lines option to output all line strings as line segments to AutoCAD.

-AutoCAD default Points option to output AutoCAD points in addition to blocks and lines.

-Option to replace LISCAD symbols with AutoCAD blocks.

Option to replace LISCAD line styles with AutoCAD or MicroStation line styles.

Refer to the Lookup Files button and the Lookup File Settings dialog box.