mirror of
https://github.com/jakejarvis/jarv.is.git
synced 2025-04-27 05:38:26 -04:00
47 lines
1.3 KiB
HTML
47 lines
1.3 KiB
HTML
<!-- Automatic resizing for HiDPI/retina images -->
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{{- $original := .Page.Resources.GetMatch (.Get "src") -}}
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{{- .Scratch.Set "image" $original -}}
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<!-- TODO: automatically pull max-width of page -->
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{{- $maxWidth := 910 -}}
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{{- $setWidth := 0 -}}
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{{- if .Get "width" -}}
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{{- $setWidth = (int (.Get "width")) -}}
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{{- $retinaWidth := (mul $setWidth 2) -}}
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{{- if gt $original.Width $retinaWidth -}}
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{{- $finalWidth := (printf "%dx" $retinaWidth) -}}
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{{- .Scratch.Set "image" ($original.Resize $finalWidth) -}}
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{{- end -}}
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{{- else -}}
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{{- $setWidth = $maxWidth -}}
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{{- if gt $original.Width 1820 -}}
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{{- .Scratch.Set "image" ($original.Resize "1820x") -}}
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{{- end -}}
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{{- end -}}
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{{- $image := .Scratch.Get "image" -}}
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{{- $origRatio := (div (float $image.Height) $image.Width) -}}
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{{- $displayWidth := $setWidth -}}
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{{- $displayHeight := (math.Ceil (mul $origRatio $setWidth)) -}}
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{{- if .Get "caption" -}}
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<figure>
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<picture>
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{{- else -}}
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<p>
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{{- end -}}
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<img src="{{ $image.Permalink }}" width="{{ $displayWidth }}" height="{{ $displayHeight }}"
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{{- with .Get "alt" }} alt="{{ . }}"{{ end }}
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{{- with .Get "caption" }} title="{{ . }}"{{ end }}>
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{{- with .Get "caption" -}}
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</picture>
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<figcaption>{{ . }}</figcaption>
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</figure>
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{{- else -}}
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</p>
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{{- end -}}
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