[Lazarus] Rendering Issue Emoji for HTML List Items

[R0b0t1]

On Monday, October 16, 2017, Juha Manninen via Lazarus <
lazarus at lists.lazarus-ide.org> wrote:
> On Mon, Oct 16, 2017 at 4:43 PM, Martok via Lazarus
> <lazarus at lists.lazarus-ide.org> wrote:
>> when I checked what HTML2TextRenderer uses to translate list items, I
found that
>> since rev 55743 it uses U+26AB MEDIUM BLACK CIRCLE ⚫ and U+26AA MEDIUM
WHITE
>> CIRCLE ⚪.
>
> No. Since r55743 it uses one of the star emojis.
> See in constructor THTML2TextRenderer.Create:
>   fListItemMark:='✶ ';
>   //fListItemMark:='✳ ';
>   //fListItemMark:='✺ ';
>   //fListItemMark:='⚫ ';
>   //fListItemMark:='⚪ ';
>
> I left the other potential choises in comments there for easy comparison.
>
>> Could someone please test this on other widgetsets,
>
> It is not related to widgetsets anyhow. It only depends on the font
> your system uses.
> I also had problems seeing Unicode emojis on Windows but never on Linux
distros.
> To my surprise some fellow Lazarus developers complained they don't
> render properly in their Linux systems. That is why I changed the
> title emoji from a small diamond (outside BMP) to a big diamond
> (belongs to BMP). For some reason their fonts support it better.
>
>   //fTitleMark:='🔹';     <-- this did not show in some people's system.
>   //fTitleMark:='◆';
>   //fTitleMark:='◇';
>   fTitleMark:='◈';
>   //fTitleMark:='◊';
>
> The stars and circles mentioned earlier belong to BMP.
>
>> so I have an idea whether/what/where to report this?
>
> Report to your OS manufacturer / project.
> In case of Windows: Microsoft.  Let's see how quickly they fix it.
> In any case those widely used Unicode emojis really must be supported.
> There is no excuse.
>

Is it not possible to bundle supported resources in the LCL? That seems
like the typical solution for Windows. On other OSes this is less proper,
but I have still seen it done.

R0b0t1.
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