Philippe and others, You are missing the relevant parts of UTR #51. See: • http://www.unicode.org/reports/tr51/#Multi_Person_Groupings <http://www.unicode.org/reports/tr51/#Multi_Person_Groupings> • http://www.unicode.org/reports/tr51/#ZWJ_Sequences <http://www.unicode.org/reports/tr51/#ZWJ_Sequences>
This type of behavior with ZWJ for emoji is already in use. - Peter E > On Jun 27, 2015, at 1:14 PM, Philippe Verdy <verd...@wanadoo.fr> wrote: > > This UTR just addresses the case of a combining coloring symbol for faces and > those color symbols were designed since the begining to be combined as much > as possible (and not meant to be used in isolation), this is not the case of > the rainbow symbol which is much more figurative). > > Why would associating a flag and a rainbow this way means the flag will just > be recolored (but the rainbox form itself is completely lost)? > Couldn't this be to display a flying flag over a sky with a rainbow? Compare > this to the association of the sun and the rainbow symbols, or the cloud and > a rainbow (and compare to the sun or moon and a cloud associated the same > way, or the association of two clouds: none of them will overlap completely). > > Imagine the use in a weather application, I don't wee why the rainbox would > disappear when the flying flag is just there to mean the windy condition, and > the rainbox meant for variable weather mixing rainy and sunny periods. > > Your proposed use of ZWJ to create a complete overlap of one symbol into > another is unexpected. > > ZWJ+symbol does not transfor that symbol into a "emoi modifier" (this is not > anywhere in UTF51). It may just create a small partial overlap of one symbol > into the other, but each one is still clearly identifiable separately. The > examples shown are for grouping multiple persons in Annex E but each person > is still separately visible and recognizable as such even if they are > combined in the same final glyph. Annexe E even requires some specific orders > (e.g. for families: the man can only come before a woman, and is then > necessarily visible to the left side of the icon, i.e. to the right of the > woman; children are necessarily after and below adults...). > > > 2015-06-27 21:31 GMT+02:00 Mark Davis ☕️ <m...@macchiato.com > <mailto:m...@macchiato.com>>: > Take a look at http://unicode.org/reports/tr51/ > <http://unicode.org/reports/tr51/> for details. >
