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End to End GUI Development with Qt5
book

End to End GUI Development with Qt5

by Nicholas Sherriff, Guillaume Lazar, Robin Penea, Marco Piccolino
November 2018
Intermediate to advanced
1150 pages
24h 11m
English
Packt Publishing
Content preview from End to End GUI Development with Qt5

Architecting the drum machine project

As usual, before diving into the code, let's study the structure of the project. The aim of the project is to be able to:

  • Play and record a sound track from a drum machine
  • Save this track to a file and load it to play it back

To play a sound, we will lay out four big buttons that will play a specific drum sound upon click (or a keyboard event): a kick, a snare, a hi-hat, and a cymbal crash. These sounds will be .wav files loaded by the application. The user will be able to record his sequence of sounds and replay it.

For the serialization part, we do not only want to save the track to a single file format, we would rather do three:

  • JSON (JavaScript Object Notation)
  • XML (eXtensible Markup Language
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Publisher Resources

ISBN: 9781789531909