Merged to master, thanks.
Ross
On 11 August 2017 at 22:18, Kevin Corry <ke...@corry.com> wrote:
> Psplash: Fix text width calculation.
>
> Using the "psplash-write MSG <message_text>" command, you can display
> messages
> when the splash screen is running. As part of this, psplash needs to
> calculate
> the height and width of the box to render on the screen to hold the text
> (which
> will appear on top of the background image), which it does in the
> psplash_fb_text_size() function in psplash-fb.c.
>
> If the message contains multiple lines (i.e. it contains one or more
> newline
> characters), then it looks like the intention is for psplash to use the
> length
> of the longest single line as the width of this text box. However, there's
> a
> bug in this calculation that leads to some multi-line messages being
> rendered
> off the left edge of the screen, instead of properly centered.
>
> To fix this, each time a newline is encountered, if the width of the
> current
> line (w) is greater than the maximum line width (mw), update the maximum
> width.
> Also, reset the current line width to zero so we can correctly calculate
> the
> width of the next line.
>
> Signed-off-by: Kevin Corry <ke...@corry.com>
> ---
> psplash-fb.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/psplash-fb.c b/psplash-fb.c
> index d344e5a..c064d18 100644
> --- a/psplash-fb.c
> +++ b/psplash-fb.c
> @@ -483,7 +483,8 @@ psplash_fb_text_size (int *width,
> if (*c == '\n')
> {
> if (w > mw)
> - mw = 0;
> + mw = w;
> + w = 0;
> h += font->height;
> continue;
> }
> --
> 2.11.0
>
> --
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