Learn how to save a Windows region to a file with GetRegionData and how to load and re-create it with ExtCreateRegion the Win32 API way.
Latest Using regions Articles
Learn how .NET enables you to easily allow your users to create a cropping area of an image with the mouse and then create a new image consisting of only that cropped area.
Creating a 24-Bit Per Pixel Subregion of a 24-Bit Per Pixel Bitmap
A tool to convert bitmaps to region files
Converting a bitmap to a region - memory leak fix
Converting a bitmap to a region
Latest Developer VideosMore...
Latest CodeGuru Developer Columns
Quirky and yet persistent, C++ is a language that keeps programmers coming back to it. Pick up some new ways to wrangle it into your workflow.
HTTP isn't the only network protocol that's useful. Learn about, or beef up your skills with, socket-level programming.
Learn about the functions, and see a small example of how the particular functions can be used.
Most developers face a grueling challenge to please their end users. We asked their top challenge is. With over 3,000 responses, the results are now available!