In this series of articles I am discussing the creation of charts and graphs using nothing more than Quartz 2D, a graphics rendering API created by Apple, which is a part of Core Graphics. You might wish to get up to speed with Part 1 , Part 2 and Part 3 . Our graphs look great, but there are a couple of things missing. First, it is common to have labels that show the scale of values, to number the data points, to provide some comments and so on.
BuildMobile: Creating a Graph With Quartz 2D: Part 4
Alexander wrote his first program in FORTRAN in the year 1979, in Java - in 1996, and also spent a number of years doing Web development with PHP. He is now a founder and a Director of Sirius Lab Ltd, a company offering solutions for iOS and Android platforms. You can also read his Sundraw blog.