[Kde-games-devel] Questions about basic game programming

[Luciano Montanaro]

2009/2/19 Pierre Maurier <pierre.maurier at gadz.org>:

> - How can I create a "time-based program" ?
> All my applications I wrote until now used to be action-based : a function
> is called by a click/keypress of the user. Here I want to create something
> that react after x time (and also react after user actions of course, it's a
> game !). Is there a proper way to do this ?
>

You set up a QtTmer to emit a signal at the time you ant to trigger an
action. Or you set it up so that it emits a signal every x
milliseconds...


> - Which widget I have to use to draw things ?
> The only games I have created (centuries ago !) where in Action Script
> (Macromedia Flash). This was very easy because you can use flash drawings
> and move them on the screen using coordinates. Is there a similar thing in
> Qt ? What are you using kdegames ?
>
> Maybe all my questions can be better answered elsewhere. Feel free to
> redirect me if this mail isn't in the right place !
>
> Thank you for your answers !
>
> PS : I have difficulties explaining things in English (I'm French), so
> please ask if something isn't clear.
> PPS : I only know python (and Qt4). C or C++ is a foreign language for me.
> But I think that QObjects behave the same way in both languages.

That depends on your requirements, but QGraphicsView should be a good
starting point:

http://doc.trolltech.com/4.4/graphicsview.html


-- 
Luciano Montanaro

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