E-XD++ Suite is the leading C++ library for building image-based GUIs.

Rich, custom GUIs for demanding applications
Equip demanding applications with user interfaces that are highly customized and visually rich. XD++ Visualization Component Suite helps you build better displays, fast:

High-performance 2D graphics
Powerful GUI builder
Shorter development time
Reduced maintenance costs
Customizable business graphic objects, charts and diagrams.

High-performance graphic objects, robust, versatile graphic objects

Display thousands of vector and raster graphic objects
Animate objects (display moving aircraft in air traffic control applications)
Modify objects (display equipment status in real time)
High-performance display and refresh (ideal tool for map displays)

This example shows how to use E-XD++ in CAD component application, including drawing from center, MM_HIMETRIC projecting mode, black background editing and customized printing, vertexes auto-capturing, intersections, etc, as shown below:

Download and try it with:

http://www.ucancode.net