From 73795756ac8062f63cfbd0c91887b45e34654add Mon Sep 17 00:00:00 2001
From: Fredrik Jonsson <frjo@xdeb.org>
Date: Sat, 8 Sep 2018 19:34:29 +0200
Subject: [PATCH] Improved figure shortcode, no -1px round of errors.

---
 layouts/shortcodes/figure.html | 26 +++++++++++++++-----------
 1 file changed, 15 insertions(+), 11 deletions(-)

diff --git a/layouts/shortcodes/figure.html b/layouts/shortcodes/figure.html
index fbf3da1..4d82ead 100644
--- a/layouts/shortcodes/figure.html
+++ b/layouts/shortcodes/figure.html
@@ -5,21 +5,25 @@
     {{ $.Scratch.Set "width" .Width -}}
     {{ $.Scratch.Set "height" .Height -}}
 {{ end -}}
-{{ if (.Get "width") -}}
+{{ if and (.Get "width") (.Get "height") -}}
     {{ $.Scratch.Set "width" (int (.Get "width")) -}}
+    {{ $.Scratch.Set "height" (int (.Get "height")) -}}
+{{ else if (.Get "width") -}}
+    {{ $.Scratch.Set "width" (int (.Get "width")) -}}
+    {{ if lt ($.Scratch.Get "width") ($.Scratch.Get "realwidth") -}}
+        {{ $height := (mul ($.Scratch.Get "realheight") (div (add ($.Scratch.Get "width") 0.0) ($.Scratch.Get "realwidth"))) -}}
+        {{ $.Scratch.Set "height" (math.Round $height) -}}
+    {{ end -}}
+{{ else if (.Get "height") -}}
+    {{ $.Scratch.Set "height" (int (.Get "height")) -}}
+    {{ if lt ($.Scratch.Get "height") ($.Scratch.Get "realheight") -}}
+        {{ $width := (mul ($.Scratch.Get "realwidth") (div (add ($.Scratch.Get "height") 0.0) ($.Scratch.Get "realheight"))) -}}
+        {{ $.Scratch.Set "width" (math.Round $width) -}}
+    {{ end -}}
 {{ else if and $maxwidth (lt $maxwidth ($.Scratch.Get "width")) -}}
     {{ $.Scratch.Set "width" $maxwidth -}}
-{{ end -}}
-{{ if lt ($.Scratch.Get "width") ($.Scratch.Get "realwidth") -}}
     {{ $height := (mul ($.Scratch.Get "realheight") (div (add ($.Scratch.Get "width") 0.0) ($.Scratch.Get "realwidth"))) -}}
-    {{ $.Scratch.Set "height" (int $height) -}}
-{{ end -}}
-{{ if (.Get "height") -}}
-    {{ $.Scratch.Set "height" (int (.Get "height")) -}}
-{{ end -}}
-{{ if lt ($.Scratch.Get "height") ($.Scratch.Get "realheight") -}}
-    {{ $width := (mul ($.Scratch.Get "realwidth") (div (add ($.Scratch.Get "height") 0.0) ($.Scratch.Get "realheight"))) -}}
-    {{ $.Scratch.Set "width" (int $width) -}}
+    {{ $.Scratch.Set "height" (math.Round $height) -}}
 {{ end -}}
 <figure {{ with .Get "class" }}class="{{ . }}"{{ end }}>
 {{ with .Get "link" }}<a href="{{ . }}">{{ end -}}