On Feb 6, 2014, at 10:31 PM, Andrew Keller wrote:
> When displaying a blob in gitweb, if it's an image, specify constraints for
> maximum display width and height to prevent the image from overflowing the
> frame of the enclosing page_body div.
>
> This change assumes that it is more desirable to see the whole image without
> scrolling (new behavior) than it is to see every pixel without zooming
> (previous behavior).
>
> Signed-off-by: Andrew B Keller <and...@kellerfarm.com>
> ---
>
> I recently used Git to archive a set of scanned photos, and I used gitweb to
> provide access to them. Overall, everything worked well, but I found it
> undesirable that I had to zoom out in my browser on every photo to see the
> whole photo. In the spirit of making the default behavior the most likely
> correct behavior, this patch seems to be a good idea.
>
> However, I'm not an expert on the use cases of gitweb. In order for the
> maximum size constraints to take effect, the image would have to be at least
> the size of the web browser window (minus a handful of pixels), so the
> affected images are usually going to be pretty big. Are there any common use
> cases for displaying a large image without scaling (and hence, with
> scrolling)?
>
> Thanks,
> Andrew
>
>
> gitweb/gitweb.perl | 2 +-
> gitweb/static/gitweb.css | 5 +++++
> 2 files changed, 6 insertions(+), 1 deletions(-)
>
> diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
> index 3bc0f0b..2c6a77f 100755
> --- a/gitweb/gitweb.perl
> +++ b/gitweb/gitweb.perl
> @@ -7094,7 +7094,7 @@ sub git_blob {
> git_print_page_path($file_name, "blob", $hash_base);
> print "<div class=\"page_body\">\n";
> if ($mimetype =~ m!^image/!) {
> - print qq!<img type="!.esc_attr($mimetype).qq!"!;
> + print qq!<img class="image_blob"
> type="!.esc_attr($mimetype).qq!"!;
> if ($file_name) {
> print qq! alt="!.esc_attr($file_name).qq!"
> title="!.esc_attr($file_name).qq!"!;
> }
> diff --git a/gitweb/static/gitweb.css b/gitweb/static/gitweb.css
> index 3b4d833..cd57c2f 100644
> --- a/gitweb/static/gitweb.css
> +++ b/gitweb/static/gitweb.css
> @@ -32,6 +32,11 @@ img.avatar {
> vertical-align: middle;
> }
>
> +img.image_blob {
I wonder if simply "blob" is a better style name here. "image_blob" stands out
a bit amongst the existing code, and "blob" appears to be specific enough for
the needs.
> + max-height: 100%;
> + max-width: 100%;
> +}
> +
> a.list img.avatar {
> border-style: none;
> }
> --
> 1.7.7.1
- Andrew
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