• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: Coordinate system question
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Coordinate system question

  • Subject: Re: Coordinate system question
  • From: Finlay Dobbie <email@hidden>
  • Date: Tue, 19 Mar 2002 19:25:40 +0000
On Tuesday, March 19, 2002, at 05:45 PM, Bell, Carl wrote:

Why are the coordinate systems in Cocoa based on the
bottom/left rather than top/left?

Because co-ordinate systems in the real world at based on bottom/left rather than top/left (think graphs). Computers got it the wrong way round because of the way CRTs work, I think.

-- Finlay
_______________________________________________
cocoa-dev mailing list | email@hidden
Help/Unsubscribe/Archives: http://www.lists.apple.com/mailman/listinfo/cocoa-dev
Do not post admin requests to the list. They will be ignored.
  • Follow-Ups:
    • Re: Coordinate system question
      • From: Christopher B Hamlin <email@hidden>
  • Prev by Date: Re: Need clarification on categories
  • Next by Date: Encoding BOOL Objects?
  • Previous by thread: Re: Coordinate system question
  • Next by thread: Re: Coordinate system question
  • Index(es):
    • Date
    • Thread