Tom Sawyer Perspectives, Java Edition

Release 3.1.0

DateOctober 27, 2011
StatusGeneral

Overview

Tom Sawyer Perspectives features an RDF graphical query designer and support for SPARQL endpoints. It also adds an integrator update cancel feature and numerous refinements in automatic labeling precision.

New

Designer

  • Color expressions can be defined using hexadecimal notation

Data Integration

  • Graphical RDF query designer
  • Support for SPARQL endpoints
  • Update progress bar
  • Update cancel

Drawings

  • Precise clipping to node image outlines
  • Resizable expanded nodes

Interaction

  • Embedded Overview

Layout

  • Circular layout
    • Multi-edge spacing option
  • Symmetric layout
    • Multi-edge spacing option

Improvements

Performance

  • Decreased CPU usage when loading from large data files
  • Improved tree view performance

Layout

  • All layout
    • Labeling precision work
  • Hierarchical layout
    • Polyline routing refinements

System Requirements

  • Added support for GWT 2.4
  • Dropped support for GWT 2.3
  • Added support for Microsoft Internet Explorer 7.0

Fixes

  • $and( ) and $or( ) functions correctly process null values
  • Edits to custom database queries are processed correctly
  • Node highlighting displays correctly when navigating between parent and child drawings
  • An XPath can be specified for an XML integrator
  • Previewer supports Swing or web action items for toolbars and context menus

Issues

None