Qt Quick 2.0

Qt Weekly #8: Custom Bezier easing curves in Qt Quick 2

Published Thursday May 1st, 2014
Posted in Declarative UI, Graphics, Learning, Mobile, Qt in depth, Qt Quick 2, Qt Quick 2.0

Qt Quick 2 comes with a huge number of predefined easing curves for animations. However, in Qt Quick 2 it is also possible to define custom easing curves using Cubic Bézier curves. Bézier curves are typically used in computer graphics to model smooth curves, but they can also be used in the time domain to define

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Eskil Abrahamsen Blomfeldt

Implementing in app purchase on Android

Published Thursday December 12th, 2013
Posted in Android, C++, Qt, Qt in use, Qt Quick, Qt Quick 2, Qt Quick 2.0, Tutorial

In-app purchase is an increasingly popular form of application monetization, especially in saturated markets such as the mobile apps markets, since it enables users to download applications for free and try them out before they pay. When the only thing you have to lose is time, the threshold for installing an unknown application is likely

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New Scene Graph Renderer

Published Monday September 2nd, 2013
Posted in Graphics, OpenGL, Qt Quick 2.0

Few phrases are more misused in software, whispered in social channels, promised over the negotiating table or shouted out loud in blogs, as the words “The next release will make everything better!” So… I won’t say that. But… Qt 5.2 introduces a new renderer to the Qt Quick Scene Graph. When we set out to

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Qt Creator for Qt Enterprise users

Published Tuesday July 9th, 2013
Posted in Customers, Declarative UI, Qt, Qt in use, Qt Project, Qt Quick, Qt Quick 2, Qt Quick 2.0, QtCreator, Releases

Qt Creator 2.8 provides a couple of new value additions for Qt Enterprise users. We would like to emphasize that this does not restrict the usage of the tools in our open source offering. In this release the focus is on QML and Qt Quick support. The new extension plugins to the Qt Quick Designer

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Eskil Abrahamsen Blomfeldt

Preview of Qt 5 for Android

Published Wednesday March 13th, 2013
Posted in Qt, Qt Quick 2.0

The first commit in the effort to port Qt 4 to Android was on Christmas Day, 2009: “Android mkspecs and semaphore” by BogDan Vatra. On January 22nd, 2010, he committed “A small step for Qt, a giant leap for android” with a working graphics system plugin and could actually run Qt applications on an Android

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Eskil Abrahamsen Blomfeldt

Native-looking text in QML 2

Published Wednesday August 8th, 2012
Posted in Qt, Qt Quick, Qt Quick 2, Qt Quick 2.0, Windows

One of the comments in Morten’s blog post about desktop components in QML 2 was that the text looks out of place on Windows. This is because QML 2 uses a custom rendering mechanism called “distance fields” for the text which allows hardware accelerated drawing of transformable text. Yoann blogged about this a year back.

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Scene Graph Adaptation Layer

Published Wednesday August 1st, 2012
Posted in Performance, Qt Quick 2.0

Both the public documentation for the scene graph and some of my previous posts on the subject have spoken of a backend or adaptation API which makes it possible to adapt the scene graph to various hardware. This is an undocumented plugin API which will remain undocumented, but I try to go through it here,

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New QML demos for Qt 5

Published Tuesday July 17th, 2012
Posted in Qt Quick 2.0 | Tags: , ,

The QML core team down under gained a new friend for Qt 5. We finally have the privilege of working with a designer in our team and he’s been helping us in our quest to make QML the most designer friendly UI language. We have created a small video to show you the latest apps

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