Rockbox mail archive
Subject: Re: RFC new line API
On Mon, Dec 23, 2013 at 3:56 AM, Thomas Martitz <kugel_at_rockbox.org> wrote:
> Am 14.04.2013 19:46, schrieb Thomas Martitz:
>> Am 15.02.2013 22:30, schrieb Thomas Martitz:
>>> My idea is a having a single function:
>>> put_line(int x, int y, struct line_desc *desc, const char *fmt, ...).
>> I've worked on this further, and it's coming along nicely. I've put my
>> current work to gerrit .
>> There is still a lot of work:
>> - I guess charcell is completely broken, havent bothered with that
>> yet (I'm disappointed that I even still need too...)
>> - this awkward list (mis-)feature of pushing all items to the left
>> isn't working yet
>> - RTL
>> What works already:
>> - put_line() as a line-printer: this function draws text icons and
>> line decorations in a single call and in arbitrary order. it has
>> printf-like semantics with a format string and a variable parameter list
>> - pixel based scrolling: put_line() is all pixel based, and so needs
>> the underlying scroll engine to be. I have implemented just that
>> - line decorations in apps/: Due to this, the line selector is now
>> drawn in apps, along with icons. this means that it now can extend to
>> the icons in list (i.e. the list icons are drawn on top of the line
>> selector). the line selector is actually extended to the full width,
>> which the scrollbar and line cursors are drawn above it
>> - Lots of code cleaned up, especially the lcd_puts* monster is
>> largely reduced
>> Please have a look and make comments!
>> : http://gerrit.rockbox.org/r/#/c/437/ through
>> Best regards.
> I rebased my work onto current git HEAD and I plan to push this work soon
> (because I want to get my stuff sorted before I work further on
> playbacklib). The commits can be reviewed here.
> I'm a bit cautious because it includes a user visible change: The line
> selector bars cover the whole UI viewport width, in paricular they extend
> to the menu icons and scrollbar placeholder. Please see  and  for
> before-after screen shots.
> Anyway, unless someone voices up I will proceed with the new lcd_puts API.
> Following this new function will be a large cleanup in the low-level lcd
> driver as well as list item separators (mainly for touchscreen targets).
> : http://gerrit.rockbox.org/r/#/q/status:open+project:rockbox+
> : http://imagebin.org/283188
> : http://imagebin.org/283189
> Best regards.
I actually like it better your way than the old way. Does it also affect
the scroll bar?
Received on 2013-12-23
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