Re: Proposal for BiDi in terminal emulators

From: Asmus Freytag via Unicode <unicode_at_unicode.org>
Date: Mon, 4 Feb 2019 13:58:57 -0800
On 2/4/2019 1:00 PM, Richard Wordingham via Unicode wrote:
To me, 'visual order' means in the dominant order of the script. 

Visual order is a term of art, meaning the characters are ordered in memory in the same order as they are displayed on the screen.

Whether that progresses from left to right or right to left would then depend on the display algorithm. When screen display corresponded to actual buffers in memory, those tended to be organized left-to-right, with lowest address at the top left.

The contrasting term is "logical order" which (largely) corresponds to the order in which characters are typed or spoken.

Logical order text needs to get rearranged during display whenever it does not correspond to visual order.

A./

Received on Mon Feb 04 2019 - 15:59:06 CST

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