- From: Laura Carlson <laura.lee.carlson@gmail.com>
- Date: Tue, 10 Jan 2017 14:54:06 -0600
- To: David MacDonald <david100@sympatico.ca>
- Cc: WCAG <w3c-wai-gl@w3.org>
Hi David and all, Hmm. Illusion of motion vs actual motion. Is there something you would like to suggest? Kindest Regards, Laura On 1/10/17, David MacDonald <david100@sympatico.ca> wrote: > Also, what are the implications of the term "significant animation" vs > "significant movement"? > > https://en.wikipedia.org/wiki/Animation > > > > Cheers, > David MacDonald > > > > *Can**Adapt* *Solutions Inc.* > > Tel: 613.235.4902 > > LinkedIn > <http://www.linkedin.com/in/davidmacdonald100> > > twitter.com/davidmacd > > GitHub <https://github.com/DavidMacDonald> > > www.Can-Adapt.com <http://www.can-adapt.com/> > > > > * Adapting the web to all users* > * Including those with disabilities* > > If you are not the intended recipient, please review our privacy policy > <http://www.davidmacd.com/disclaimer.html> > > On Tue, Jan 10, 2017 at 2:59 PM, Laura Carlson > <laura.lee.carlson@gmail.com> > wrote: > >> Hi David, >> >> > Significant animation: Animation which continues for more than 2 >> seconds, and the >> > movement occupies more than 500 CSS pixels on the webpage >> >> Much simpler. Thank you! >> >> Kindest Regards, >> Laura >> >> On 1/10/17, David MacDonald <david100@sympatico.ca> wrote: >> >>Would that make the Animation SC easier to test and the proposal >> something >> > you can live with? >> > >> > - Significant animation: Animation which continues for more than 1 >> second, >> > and affects more than 1/3 of the view of the webpage. >> > >> > - I would say 2 seconds threshold, so any animation less than 2 seconds >> > passes, allowing most CSS transitions, which are an important design >> > paradigm. >> > - For the field, perhaps saying something like it has >500 CSS PX >> > again >> > that is fairly arbitrary... but at least measurable. >> > >> > - Significant animation: Animation which continues for more than 2 >> seconds, >> > and the movement occupies more than 500 CSS pixels on the webpage >> > >> > >> > Cheers, >> > David MacDonald >> > >> > >> > >> > *Can**Adapt* *Solutions Inc.* >> > >> > Tel: 613.235.4902 >> > >> > LinkedIn >> > <http://www.linkedin.com/in/davidmacdonald100> >> > >> > twitter.com/davidmacd >> > >> > GitHub <https://github.com/DavidMacDonald> >> > >> > www.Can-Adapt.com <http://www.can-adapt.com/> >> > >> > >> > >> > * Adapting the web to all users* >> > * Including those with disabilities* >> > >> > If you are not the intended recipient, please review our privacy policy >> > <http://www.davidmacd.com/disclaimer.html> >> > >> > On Tue, Jan 10, 2017 at 2:20 PM, David MacDonald >> > <david100@sympatico.ca> >> > wrote: >> > >> >> PS I see the definition of "significant" >> >> Significant animation: Animation which continues for more than 1 >> >> second, >> >> and affects more than 1/3 of the view of the webpage. >> >> >> >> I just wonder if that is the right threshold for triggering... >> >> >> >> Cheers, >> >> David MacDonald >> >> >> >> >> >> >> >> *Can**Adapt* *Solutions Inc.* >> >> >> >> Tel: 613.235.4902 <(613)%20235-4902> >> >> >> >> LinkedIn >> >> <http://www.linkedin.com/in/davidmacdonald100> >> >> >> >> twitter.com/davidmacd >> >> >> >> GitHub <https://github.com/DavidMacDonald> >> >> >> >> www.Can-Adapt.com <http://www.can-adapt.com/> >> >> >> >> >> >> >> >> * Adapting the web to all users* >> >> * Including those with disabilities* >> >> >> >> If you are not the intended recipient, please review our privacy >> >> policy >> >> <http://www.davidmacd.com/disclaimer.html> >> >> >> >> On Tue, Jan 10, 2017 at 2:14 PM, David MacDonald >> >> <david100@sympatico.ca >> > >> >> wrote: >> >> >> >>> I guess I identified 3 things that I'd like to explore: >> >>> >> >>> (1) A definition of "Significant" (Is the test case a definition?) >> >>> (2) It is a major requirement on the modern web which is full of >> >>> animation, so we better be ready to defend it, it requires designers >> >>> to >> >>> change designs, marketing to carve out space for a button on the >> >>> "above >> >>> the >> >>> fold" etc... >> >>> (3) minimal research available on triggering characteristics such as >> >>> (length of exposure, speed, provocation, time of day, etc.) >> >>> >> >>> We have several people sharing their experience which is helpful... I >> >>> know someone who shares Nat's experiences,and I've been talking with >> >>> them >> >>> about our exploration which she thinks would be helpful... but I >> >>> would >> >>> like more information for such a large requirement... >> >>> >> >>> There may be times when animation is helpful... for instance a long >> home >> >>> page on a website, and the author wants people to scroll down. The >> >>> automated scroll lets them know they are moving to a place on the >> >>> same >> >>> page, rather than another page, so it helps distinguish an in page >> >>> link >> >>> (href=#...) from an regular link (href=http://...) >> >>> >> >>> It will cause many web sites to have to create a gear icon, or >> >>> another >> >>> button in addition to a "Pause" button on a carousel. One big thing >> >>> is >> >>> how >> >>> to create a button that doesn't eat expensive real estate, that is >> >>> easily >> >>> understood. Is there an icon that people with vestibular disabilities >> >>> would >> >>> have? DO you say on the button on the $50Million above the fold part >> >>> of >> >>> the >> >>> page <button>Stop all animation on this site</button>? >> >>> >> >>> those are my concerns... >> >>> >> >>> >> >>> Cheers, >> >>> David MacDonald >> >>> >> >>> >> >>> >> >>> *Can**Adapt* *Solutions Inc.* >> >>> >> >>> Tel: 613.235.4902 <(613)%20235-4902> >> >>> >> >>> LinkedIn >> >>> <http://www.linkedin.com/in/davidmacdonald100> >> >>> >> >>> twitter.com/davidmacd >> >>> >> >>> GitHub <https://github.com/DavidMacDonald> >> >>> >> >>> www.Can-Adapt.com <http://www.can-adapt.com/> >> >>> >> >>> >> >>> >> >>> * Adapting the web to all users* >> >>> * Including those with disabilities* >> >>> >> >>> If you are not the intended recipient, please review our privacy >> >>> policy >> >>> <http://www.davidmacd.com/disclaimer.html> >> >>> >> >>> On Tue, Jan 10, 2017 at 12:58 PM, Laura Carlson < >> >>> laura.lee.carlson@gmail.com> wrote: >> >>> >> >>>> Hi all, >> >>>> >> >>>> I am the manager of Issue 18 Animation from interactions [1]. David >> >>>> noted an issue on his spreadsheet that the proposal: >> >>>> >> >>>> "Significant - is hard to test. Big requirement on modern animated >> >>>> web... minimal research available on triggering characteristics such >> >>>> as (length of exposure, speed, provocation, time of day, etc.)" >> >>>> >> >>>> The test in the proposal is: >> >>>> >> >>>> For each example of animation on a page/view check if: >> >>>> >> >>>> 1. The animation is triggered by a user-action, and >> >>>> 2. the animation includes movement that is not essential to the >> action, >> >>>> and >> >>>> 3. the animation takes more than 1 second and affects more than 1/3 >> >>>> of >> >>>> the webpage view, and >> >>>> 4. there is no way of using the webpage without triggering the >> >>>> animation. >> >>>> >> >>>> If all are true then it fails. >> >>>> >> >>>> Do others think it is hard to test? If so, how could it be made >> easier? >> >>>> >> >>>> Thank you. >> >>>> >> >>>> Kindest regards, >> >>>> Laura >> >>>> >> >>>> [1] https://github.com/w3c/wcag21/issues/18 >> >>>> >> >>>> -- >> >>>> Laura L. Carlson >> >>>> >> >>>> >> >>> >> >> >> > >> >> >> -- >> Laura L. Carlson >> > -- Laura L. Carlson
Received on Tuesday, 10 January 2017 20:54:39 UTC