Freeware In C / C++

You can also purchase the entire source code for Librarian. Developed in VC++ using MFC. See http://www.winlib.com for details.

Most of important classes were documented. The MapE Library is shipped with the application wizard, examples, documentation and full source code, allowing developers to accelerate the development process.

It allows you to create applications with a wide range of powerful GIS features. Currently MapE supports only Windows platforms. MapE Library has been tested with Microsoft Visual Sudio .NET, Microsoft Visual C++ Version 6.0, eMbedded Visual C++ 3.0 and eMbedded Visual C++ 4.0.

Features:

• Map point (int, _int64, float and double types of coordinates)
• Node (represented by some symbol in the screen)
• Picture (Image)
• Text
• Polypoint: a set (list) of map points
• Ellipse, rectangle, rounded rectangle
• Line
• Polyline
• Polygon
• AdvPolygon: a polygon with holes
• PolyPolygon: a set of polygons, some of them can be hole
• PolyAdvPolygon: a set of AdvPolygon (i.e. polygons with holes)
• Labels
• R-tree indexing
• SQL queries support

The main features are:

• WYSIWYG
• Visual design
• Object inspector for controls and forms, like many visual IDEs (Delphi, Visual Basic,...).
• Class browser with help, so you get instantly information about each method.
• Code autocompletion, just type the name of an object and after pressing . you get all methods and properties for this object.
• The programming language is C, but you can use some predefined objects.
• The source code is preprocessed to allow a further level of abstraction, adding pseudo-objects that can be accessed through properties and methods.