Expressions

Using MAP Themes to Automatically Style CanVec+ Data on Import in MAPublisher

Creating multiple maps that share cartographic styling is a common requirement for MAPublisher users. The most effective way to accomplish this is the use of MAP Themes. MAP Themes are a collection of thematic cartography tools designed to increase productivity by automating how styles and symbols are applied. Creating a number of MAP Themes based on regularly used layers with standard attribute schemas can greatly reduce the amount of time spent styling maps.

This guide will walk through creating and setting up MAP Themes to automatically apply to the appropriate layers upon import. If done correctly, rather than seeing this:

Unstyled CanVec+ layers
(Click for larger version)

Labeling Trick for MAPublisher

This blog post was written by Avenza reseller in The Netherlands, Hans van der Maarel of Red Geographics.

When you're labeling point features (let's say cities) in MAPublisher, using either Label Pro or Label Features, and you're not placing a label for every single point, you're left with the task of removing the points you haven't labeled. This trick will have the text inherit the attribute structure of the points including a lat/long and guarantee that there are no orphan points.

Changing the Point Angle using Expressions and Attribute Values in MAPublisher

Here we have placed point symbols for a MAP Point layer. However, we want to change the point angle using the Attribute values.

Step 0: my point (not rotated)

Working with Custom Highway Shield Symbols and Label Features

MAPublisher offers a variety of labelling options, ranging from the MAP Tagger tool used for hand labelling single pieces of art, the Label Features tool for automatic attribute labelling, and MAPublisher LabelPro™, a separately licensed advanced labelling engine.

MAPublisher LabelPro ships with nearly 100 highway shields from across North America into which attribute labels can be easily placed. Although LabelPro does not support adding custom symbols to its existing symbols library, the following instructions outline a manual method for adding a custom highway shield to your map, along with placing text on to this shield.

Advanced Expression Building in MAPublisher - Part 2

The following is a look into using REGEX in MAPublishers Expression Builder.

In the last blog post we were using LIKE and REGEX operations to query the attribute information of the world.mif file found in the Tutorial Data folder of your MAPublisher installation. Having exhausted the LIKE operator, let's see how REGEX takes substring querying further

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