--- /dev/null
+{#
+/**
+ * @file
+ * Default theme implementation to display a preview of an image style.
+ *
+ * Available variables:
+ * - style_id: The ID of the image style.
+ * - style_name: The name of the image style.
+ * - cache_bypass: A timestamp token used to avoid browser caching of images.
+ * - original: An associative array containing:
+ * - url: The URL of the original image.
+ * - width: The width in pixels of the original image.
+ * - height: The height in pixels of the original image.
+ * - rendered: The render array for the original image.
+ * - derivative: An associative array containing:
+ * - url: The URL of the derivative image.
+ * - width: The width in pixels of the derivative image.
+ * - height: The height in pixels of the derivative image.
+ * - rendered: The rendered derivative image.
+ * - preview: An associative array containing:
+ * - original: An associative array containing:
+ * - width: The width in pixels of the original image in the preview.
+ * - height: The height in pixels of the original image in the preview.
+ * - derivative: An associative array containing:
+ * - width: The width in pixels of the derivative image in the preview.
+ * - height: The height in pixels of the derivative image in the preview.
+ *
+ * @see template_preprocess_image_style_preview()
+ *
+ * @ingroup themeable
+ */
+#}
+<div class="image-style-preview preview clearfix">
+ {# Preview of the original image. #}
+ <div class="preview-image-wrapper">
+ {{ 'original'|t }} (<a href="{{ original.url }}">{{ 'view actual size'|t }}</a>)
+ <div class="preview-image original-image" style="width: {{ preview.original.width }}px; height: {{ preview.original.height }}px;">
+ <a href="{{ original.url }}">
+ {{ original.rendered }}
+ </a>
+ <div class="height" style="height: {{ preview.original.height }}px"><span>{{ original.height }}px</span></div>
+ <div class="width" style="width: {{ preview.original.width }}px"><span>{{ original.width }}px</span></div>
+ </div>
+ </div>
+
+ {# Derivative of the image style. #}
+ <div class="preview-image-wrapper">
+ {{ style_name }} (<a href="{{ derivative.url }}?{{ cache_bypass }}">{{ 'view actual size'|t }}</a>)
+ <div class="preview-image modified-image" style="width: {{ preview.derivative.width }}px; height: {{ preview.derivative.height }}px;">
+ <a href="{{ derivative.url }}?{{ cache_bypass }}">
+ {{ derivative.rendered }}
+ </a>
+ <div class="height" style="height: {{ preview.derivative.height }}px"><span>{{ derivative.height }}px</span></div>
+ <div class="width" style="width: {{ preview.derivative.width }}px"><span>{{ derivative.width }}px</span></div>
+ </div>
+ </div>
+</div>