Book Image

Qt5 C++ GUI Programming Cookbook - Second Edition

By : Lee Zhi Eng
Book Image

Qt5 C++ GUI Programming Cookbook - Second Edition

By: Lee Zhi Eng

Overview of this book

With the growing need to develop GUIs for multiple targets and multiple screens, improving the visual quality of your application becomes important so that it stands out from your competitors. With its cross-platform ability and the latest UI paradigms, Qt makes it possible to build intuitive, interactive, and user-friendly user interfaces for your applications. Qt5 C++ GUI Programming Cookbook, Second Edition teaches you how to develop functional and appealing user interfaces using the latest version of QT5 and C++. This book will help you learn a variety of topics such as GUI customization and animation, graphics rendering, implementing Google Maps, and more. You will also be taken through advanced concepts like asynchronous programming, event handling using signals and slots, network programming, various aspects of optimizing your application. By the end of the book, you will be confident to design and customize GUI applications that meet your clients' expectations and have an understanding of best practice solutions for common problems.
Table of Contents (15 chapters)

Exporting shapes to SVG files

SVG is an XML-based language for describing two-dimensional vector graphics. Qt provides classes for saving vector shapes as SVG file. This feature can be used to create a simple vector graphics editor similar to Adobe Illustrator and Inkscape. In the next example, we will continue using the same project file from the previous example.

How to do it...

Let's learn how to create a simple program that displays SVG graphics onscreen:

  1. First of all, let's create a menu bar by right-clicking the main window widget on the hierarchy window and selecting the Create Menu Bar option from the pop-up menu. After that, add a File option to the menu bar and a Save as SVG action underneath it:
  1. After...