Re: How do I animate Core Graphics drawing?

2014-02-13 Thread Vanni Parronchi
Hi Rick, How about putting the barbell image as the contents of a stock CALayer and use the contentsCenter property to stretch the barbell in the middle letting CALayer replicating the middle column of pixels as needed? In this way you should be able to leverage Core Animation fast compositing and

Re: Customizing a Mac Installer Package

2014-01-30 Thread Vanni Parronchi
Hi, I'm also planning to do a graphic installer with the app i'm working on. I found this helper cocoa app, BSD licensed, that seem interesting. I've only played with it a bit but i haven't started working on the installer, so i can't bring any experience of successfulness yet. It's called "Packa

Re: Synchronous Serial Port Protocol messaging With NSOperationQueue/GCD

2013-08-07 Thread Vanni Parronchi
Hi all, Thank you all for you contribution and responses. It was my first message to the list and was a bit intimidated :). the app is meant to be modular, 10.7 based and it has to manage not only serial devices (rs485) but also USB ones (through a virtual com port using an FTDI chip on the devic

Synchronous Serial Port Protocol messaging With NSOperationQueue/GCD

2013-08-07 Thread Vanni Parronchi
hi everyone, I'm writing a mac osx app that needs to talk to a serial device. There's a well known protocol to adhere to (implemented in the device firmware) and is a kind of a half-duplex synchronous protocol where if i send a message to the device from my app i have to wait till i get a respons