Use graphics and Boolean raster operations to estimate areas by determining the unit area represented by a single pixel.
Subclassing is an important--and misunderstood--method of intercepting and processing messages going to an object in Windows 3.
If you've been wondering whether or not the object-oriented power of C++ can be used to simplify Windows programming, Scott's class library gives you an answer--even though Windows isn't necessarily object oriented in the first place.
The data structure presented in this article can simplify the structure of interactive graphics programs. Here, a Windows-based program called "Draw" uses stable tables to implement interactive drawing tools in an economical, consistent fashion.
PropView, the Windows 3 property and structure viewer presented here, provides information on any window under the mouse, including its handle, caption, class name, class icon, properties, extra data, and style information.
Copyright © 1991, Dr. Dobb's Journal