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Re: line-pixel-height beyond eol
From: |
Eli Zaretskii |
Subject: |
Re: line-pixel-height beyond eol |
Date: |
Tue, 12 Sep 2017 18:13:40 +0300 |
> From: Tak Kunihiro <address@hidden>
> Date: Tue, 12 Sep 2017 19:12:23 +0900
> Cc: Kunihiro Tak <address@hidden>
>
> I want to scroll pixel-wise with auto-hscroll-mode off.
>
> When auto-hscroll-mode is nil, `hollow’ cursor can go over the end
> of line with an inline image. As soon as the image is scrolled out to
> the left, on display, height of line shrinks to frame-char-height.
The display engine only renders what's on the screen.
> Since point is on the line, the function `line-pixel-height’ returns
> height of image instead of that of text.
Correct. line-pixel-height is not documented to depend on what is
displayed on the screen, it reports the dimensions of the line as a
whole.
> Is there a way to obtain the height in pixels of the line at the `hollow’
> point in the selected window? Or is there a way to maintain the height of
> a line even when an image is horizontally scrolled out?
I don't think I understand what value you want to obtain. Can you
elaborate, and perhaps also explain what do you want to do with that
value and why?
- line-pixel-height beyond eol, Tak Kunihiro, 2017/09/12
- Re: line-pixel-height beyond eol,
Eli Zaretskii <=
- Re: line-pixel-height beyond eol, Tak Kunihiro, 2017/09/12
- Re: line-pixel-height beyond eol, Eli Zaretskii, 2017/09/13
- Re: line-pixel-height beyond eol, Tak Kunihiro, 2017/09/13
- Re: line-pixel-height beyond eol, Eli Zaretskii, 2017/09/14
- Re: line-pixel-height beyond eol, Tak Kunihiro, 2017/09/14
- Re: line-pixel-height beyond eol, Eli Zaretskii, 2017/09/15
- Re: line-pixel-height beyond eol, Tak Kunihiro, 2017/09/23
- Re: line-pixel-height beyond eol, Eli Zaretskii, 2017/09/23