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You're reading from  Application Development with Qt Creator - Third Edition

Product typeBook
Published inJan 2020
Reading LevelBeginner
Publisher
ISBN-139781789951752
Edition3rd Edition
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Author (1)
Lee Zhi Eng
Lee Zhi Eng
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Lee Zhi Eng

Lee Zhi Eng is a self-taught programmer who worked as an artist and programmer at several game studios before becoming a part-time lecturer for 2 years at a university, teaching game development subjects related to Unity and Unreal Engine. He has not only taken part in various projects related to games, interactive apps, and virtual reality but has also participated in multiple projects that are more oriented toward software and system development. When he is not writing code, he enjoys traveling, photography, and exploring new technologies.
Read more about Lee Zhi Eng

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Obtaining a device's position

Let's move on to a simple example that returns the device's position, accelerometer, gyroscope, ambient light, and magnetometer readings. Here's what our application looks like when running on a Huawei phone:

Note that my Huawei phone does not have a magnetometer, so these readings aren't being updated. Let's see how this works:

  1. First, we need to ensure that we include the positioning and sensor modules in our .pro file (if we don't, the application will compile but fail to launch):
QT += quick positioning sensors 
  1. Next, we'll move on to the QML itself. This is long but straightforward. First, we add the necessary modules to our project; then, we define the Window object for our program:
import QtQuick 2.12
import QtQuick.Window 2.12
import QtPositioning 5.12
import QtSensors 5.12

Window {
visible: true...
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Application Development with Qt Creator - Third Edition
Published in: Jan 2020Publisher: ISBN-13: 9781789951752

Author (1)

author image
Lee Zhi Eng

Lee Zhi Eng is a self-taught programmer who worked as an artist and programmer at several game studios before becoming a part-time lecturer for 2 years at a university, teaching game development subjects related to Unity and Unreal Engine. He has not only taken part in various projects related to games, interactive apps, and virtual reality but has also participated in multiple projects that are more oriented toward software and system development. When he is not writing code, he enjoys traveling, photography, and exploring new technologies.
Read more about Lee Zhi Eng