13 files changed, 691 insertions, 0 deletions
diff --git a/sphinx/themes/scrolls/artwork/logo.svg b/sphinx/themes/scrolls/artwork/logo.svg
new file mode 100644
index 0000000..0907a4e
--- /dev/null
+++ b/sphinx/themes/scrolls/artwork/logo.svg
@@ -0,0 +1,107 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="200"
+   height="80"
+   id="svg2766"
+   sodipodi:version="0.32"
+   inkscape:version="0.46"
+   version="1.0"
+   sodipodi:docname="logo.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape">
+  <defs
+     id="defs2768">
+    <linearGradient
+       id="linearGradient6558">
+      <stop
+         style="stop-color:#575757;stop-opacity:1;"
+         offset="0"
+         id="stop6560" />
+      <stop
+         style="stop-color:#2f2f2f;stop-opacity:1;"
+         offset="1"
+         id="stop6562" />
+    </linearGradient>
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 526.18109 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="744.09448 : 526.18109 : 1"
+       inkscape:persp3d-origin="372.04724 : 350.78739 : 1"
+       id="perspective2774" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient6558"
+       id="radialGradient2797"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.7160081,0,0,0.6767021,-34.98413,-3.3035294e-2)"
+       cx="61.297766"
+       cy="60.910986"
+       fx="61.297766"
+       fy="60.910986"
+       r="44.688254" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     gridtolerance="10000"
+     guidetolerance="10"
+     objecttolerance="10"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="6.1848684"
+     inkscape:cx="95.923838"
+     inkscape:cy="34.518668"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     inkscape:window-width="1440"
+     inkscape:window-height="852"
+     inkscape:window-x="0"
+     inkscape:window-y="0" />
+  <metadata
+     id="metadata2771">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
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+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1">
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+       style="opacity:1;fill:url(#radialGradient2797);fill-opacity:1;fill-rule:evenodd;stroke:#323232;stroke-width:0.71600807000000000;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
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+    <path
+       style="opacity:1;fill:#e7eef6;fill-opacity:1;fill-rule:nonzero;stroke:#e1e8f3;stroke-width:0.52748101999999997;stroke-linecap:butt;stroke-linejoin:round;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       d="M 75.632462,22.265877 L 64.489624,64.880679 L 92.7889,40.941187 L 91.373937,61.872575 L 128.87048,23.519253 L 116.84328,58.36312 L 144.25821,44.450641 L 145.49631,65.632704 L 169.02007,38.183758 L 170.78877,60.493861 L 193.07447,18.631085 L 176.09491,36.554369 L 176.44864,19.633786 L 152.0405,44.701316 L 156.81601,27.655396 L 128.87048,44.325304 L 137.00652,14.494942 L 99.863721,44.325304 L 100.74807,27.028707 L 76.163076,45.829355 L 75.632462,22.265877 z"
+       id="path2804" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-weight:normal;opacity:1;fill:#1752b4;fill-opacity:1;fill-rule:nonzero;stroke:#28437f;stroke-width:0.71600807000000000;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Bitstream Vera Sans"
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+       id="text2800"><tspan
+         sodipodi:role="line"
+         id="tspan2802"
+         x="68.40242"
+         y="54.03759"
+         style="font-size:36px;fill:#1752b4;fill-opacity:1;fill-rule:nonzero;stroke:#28437f;stroke-width:0.71600807000000000;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate">Project</tspan></text>
+  </g>
+</svg>
diff --git a/sphinx/themes/scrolls/layout.html b/sphinx/themes/scrolls/layout.html
new file mode 100644
index 0000000..da91ee9
--- /dev/null
+++ b/sphinx/themes/scrolls/layout.html
@@ -0,0 +1,50 @@
+{#
+    scrolls/layout.html
+    ~~~~~~~~~~~~~~~~~~~
+
+    Sphinx layout template for the scrolls theme, originally written
+    by Armin Ronacher.
+
+    :copyright: Copyright 2007-2023 by the Sphinx team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+#}
+{%- extends "basic/layout.html" %}
+{%- block css %}
+    {{ super() }}
+    <link rel="stylesheet" href="_static/print.css" type="text/css" />
+{%- endblock %}
+{%- block scripts %}
+    {{ super() }}
+    <script src="{{ pathto('_static/theme_extras.js', 1) }}"></script>
+{%- endblock %}
+{# do not display relbars #}
+{% block relbar1 %}{% endblock %}
+{% block relbar2 %}{% endblock %}
+{% block content %}
+    <div id="content">
+      <div class="header">
+        <h1 class="heading"><a href="{{ pathto('index') }}"
+          title="back to the documentation overview"><span>{{ title|striptags|e }}</span></a></h1>
+      </div>
+      <div class="relnav" role="navigation" aria-label="related navigation">
+        {%- if prev %}
+        <a href="{{ prev.link|e }}">&laquo; {{ prev.title }}</a> |
+        {%- endif %}
+        <a href="{{ pathto(current_page_name)|e if current_page_name else '#' }}">{{ title }}</a>
+        {%- if next %}
+        | <a href="{{ next.link|e }}">{{ next.title }} &raquo;</a>
+        {%- endif %}
+      </div>
+      <div id="contentwrapper">
+        {%- if display_toc %}
+        <div id="toc" role="navigation" aria-label="table of contents navigation">
+          <h3>{{ _('Table of Contents') }}</h3>
+          {{ toc }}
+        </div>
+        {%- endif %}
+        <div role="main">
+        {% block body %}{% endblock %}
+        </div>
+      </div>
+    </div>
+{% endblock %}
diff --git a/sphinx/themes/scrolls/static/darkmetal.png b/sphinx/themes/scrolls/static/darkmetal.png
new file mode 100644
index 0000000..49c82f3
--- /dev/null
+++ b/sphinx/themes/scrolls/static/darkmetal.png
diff --git a/sphinx/themes/scrolls/static/headerbg.png b/sphinx/themes/scrolls/static/headerbg.png
new file mode 100644
index 0000000..ef15cc0
--- /dev/null
+++ b/sphinx/themes/scrolls/static/headerbg.png
diff --git a/sphinx/themes/scrolls/static/logo.png b/sphinx/themes/scrolls/static/logo.png
new file mode 100644
index 0000000..354aded
--- /dev/null
+++ b/sphinx/themes/scrolls/static/logo.png
diff --git a/sphinx/themes/scrolls/static/metal.png b/sphinx/themes/scrolls/static/metal.png
new file mode 100644
index 0000000..c29cd9e
--- /dev/null
+++ b/sphinx/themes/scrolls/static/metal.png
diff --git a/sphinx/themes/scrolls/static/navigation.png b/sphinx/themes/scrolls/static/navigation.png
new file mode 100644
index 0000000..89c447a
--- /dev/null
+++ b/sphinx/themes/scrolls/static/navigation.png
diff --git a/sphinx/themes/scrolls/static/print.css b/sphinx/themes/scrolls/static/print.css
new file mode 100644
index 0000000..715d90a
--- /dev/null
+++ b/sphinx/themes/scrolls/static/print.css
@@ -0,0 +1,7 @@
+@media print {
+    div.header, div.relnav, #toc { display: none; }
+    #contentwrapper { padding: 0; margin: 0; border: none; }
+    body { color: black; background-color: white; }
+    div.footer { border-top: 1px solid #888; color: #888; margin-top: 1cm; }
+    div.footer a { text-decoration: none; }
+}
diff --git a/sphinx/themes/scrolls/static/scrolls.css_t b/sphinx/themes/scrolls/static/scrolls.css_t
new file mode 100644
index 0000000..ae6eb0a
--- /dev/null
+++ b/sphinx/themes/scrolls/static/scrolls.css_t
@@ -0,0 +1,502 @@
+/*
+ * scrolls.css_t
+ * ~~~~~~~~~~~~~
+ *
+ * Sphinx stylesheet -- scrolls theme.
+ *
+ * :copyright: Copyright 2007-2023 by the Sphinx team, see AUTHORS.
+ * :license: BSD, see LICENSE for details.
+ *
+ */
+
+body {
+    background-color: #222;
+    margin: 0;
+    padding: 0;
+    font-family: 'Georgia', serif;
+    font-size: 15px;
+    color: #eee;
+}
+
+div.footer {
+    border-top: 1px solid #111;
+    padding: 8px;
+    font-size: 11px;
+    text-align: center;
+    letter-spacing: 0.5px;
+}
+
+div.footer a {
+    color: #eee;
+}
+
+div.header {
+    margin: 0 -15px 0 -15px;
+    background: url(headerbg.png) repeat-x;
+    border-top: 6px solid {{ theme_headerbordercolor }};
+}
+
+div.relnav {
+    border-bottom: 1px solid #111;
+    background: url(navigation.png);
+    margin: 0 -15px 0 -15px;
+    padding: 2px 20px 0 28px;
+    line-height: 25px;
+    color: #aaa;
+    font-size: 12px;
+    text-align: center;
+}
+
+div.relnav a {
+    color: #eee;
+    font-weight: bold;
+    text-decoration: none;
+}
+
+div.relnav a:hover {
+    text-decoration: underline;
+}
+
+#content {
+    background-color: white;
+    color: #111;
+    border-bottom: 1px solid black;
+    background: url(watermark.png) center 0;
+    padding: 0 15px 0 15px;
+    margin: 0;
+}
+
+h1 {
+    margin: 0;
+    padding: 15px 0 0 0;
+}
+
+h1.heading {
+    margin: 0;
+    padding: 0;
+    height: 80px;
+}
+
+h1.heading:hover {
+    background: #222;
+}
+
+h1.heading a {
+    background: url({{ logo if logo else 'logo.png' }}) no-repeat center 0;
+    display: block;
+    width: 100%;
+    height: 80px;
+}
+
+h1.heading a:focus {
+    -moz-outline: none;
+    outline: none;
+}
+
+h1.heading span {
+    display: none;
+}
+
+#contentwrapper {
+    min-width: {{ theme_body_min_width|todim }};
+    max-width: {{ theme_body_max_width|todim }};
+    padding: 0 18px 20px 18px;
+    margin: 0 auto 0 auto;
+    border-right: 1px solid #eee;
+    border-left: 1px solid #eee;
+    background: url(watermark_blur.png) center -114px;
+}
+
+#contentwrapper h2,
+#contentwrapper h2 a {
+    color: #222;
+    font-size: 24px;
+    margin: 20px 0 0 0;
+}
+
+#contentwrapper h3,
+#contentwrapper h3 a {
+    color: {{ theme_subheadlinecolor }};
+    font-size: 20px;
+    margin: 20px 0 0 0;
+}
+
+table.docutils {
+    border-collapse: collapse;
+    border: 2px solid #aaa;
+    margin: 0.5em 1.5em 0.5em 1.5em;
+}
+
+table.docutils td {
+    padding: 2px;
+    border: 1px solid #ddd;
+}
+
+p, li, dd, dt, blockquote {
+    color: #333;
+}
+
+blockquote {
+    margin: 10px 0 10px 20px;
+}
+
+p {
+    line-height: 20px;
+    margin-bottom: 0;
+    margin-top: 10px;
+}
+
+hr {
+    border-top: 1px solid #ccc;
+    border-bottom: 0;
+    border-right: 0;
+    border-left: 0;
+    margin-bottom: 10px;
+    margin-top: 20px;
+}
+
+dl {
+    margin-left: 10px;
+}
+
+li, dt {
+    margin-top: 5px;
+}
+
+dt {
+    font-weight: bold;
+    color: #000;
+}
+
+dd {
+    margin-top: 10px;
+    line-height: 20px;
+}
+
+th {
+    text-align: left;
+    padding: 3px;
+    background-color: #f2f2f2;
+}
+
+a {
+    color: {{ theme_linkcolor }};
+}
+
+a:hover {
+    color: {{ theme_visitedlinkcolor }};
+}
+
+a:visited {
+    color: {{ theme_visitedlinkcolor }};
+}
+
+pre {
+    background-image: url(metal.png);
+    border-top: 1px solid #ccc;
+    border-bottom: 1px solid #ccc;
+    padding: 5px;
+    font-size: 13px;
+    font-family: 'Bitstream Vera Sans Mono', 'Monaco', monospace;
+}
+
+code {
+    font-size: 13px;
+    font-family: 'Bitstream Vera Sans Mono', 'Monaco', monospace;
+    color: black;
+    padding: 1px 2px 1px 2px;
+    background-color: #fafafa;
+    border-bottom: 1px solid #eee;
+}
+
+div.code-block-caption {
+    color: #efefef;
+    background-color: #888;
+}
+
+div.code-block-caption span.caption-number {
+    padding: 0.1em 0.3em;
+    font-style: italic;
+}
+
+div.code-block-caption span.caption-text {
+}
+
+div.literal-block-wrapper {
+    padding: 1em 1em 0;
+}
+
+div.literal-block-wrapper pre {
+    margin: 0;
+}
+
+a.reference:hover code {
+    border-bottom-color: #aaa;
+}
+
+cite {
+    /* abusing <cite>, it's generated by ReST for `x` */
+    font-size: 13px;
+    font-family: 'Bitstream Vera Sans Mono', 'Monaco', monospace;
+    font-weight: bold;
+    font-style: normal;
+}
+
+div.admonition {
+    margin: 10px 0 10px 0;
+    padding: 10px;
+    border: 1px solid #ccc;
+}
+
+div.admonition p.admonition-title {
+    background-color: {{ theme_admonitioncolor }};
+    color: white;
+    margin: -10px -10px 10px -10px;
+    padding: 4px 10px 4px 10px;
+    font-weight: bold;
+    font-size: 15px;
+}
+
+div.admonition p.admonition-title a {
+    color: white!important;
+}
+
+a.headerlink {
+    color: #B4B4B4!important;
+    font-size: 0.8em;
+    padding: 0 4px 0 4px;
+    text-decoration: none!important;
+    visibility: hidden;
+}
+
+h1:hover > a.headerlink,
+h2:hover > a.headerlink,
+h3:hover > a.headerlink,
+h4:hover > a.headerlink,
+h5:hover > a.headerlink,
+h6:hover > a.headerlink,
+dt:hover > a.headerlink,
+dt:hover > a.headerlink,
+caption:hover > a.headerlink,
+p.caption:hover > a.headerlink,
+div.code-block-caption:hover > a.headerlink {
+    visibility: visible;
+}
+
+a.headerlink:hover {
+    background-color: #B4B4B4;
+    color: #F0F0F0!important;
+}
+
+table caption span.caption-number {
+    font-style: italic;
+}
+
+table caption span.caption-text {
+}
+
+table.indextable {
+    width: 100%;
+}
+
+table.genindextable td {
+    vertical-align: top;
+    width: 50%;
+}
+
+table.indextable ul {
+    margin-top: 0;
+    margin-bottom: 0;
+    list-style-type: none;
+    font-size: 11px;
+}
+
+table.indextable ul a {
+    color: #000;
+}
+
+table.indextable > tbody > tr > td > ul {
+    padding-left: 0em;
+}
+
+div.modindex-jumpbox {
+    border-top: 1px solid #ddd;
+    border-bottom: 1px solid #ddd;
+    margin: 1em 0 1em 0;
+    padding: 0.4em;
+}
+
+table.modindextable {
+    width: 100%;
+    border: none;
+}
+
+table.modindextable td {
+    padding: 2px;
+    border-collapse: collapse;
+}
+
+table.modindextable img.toggler {
+    margin-right: 10px;
+}
+
+dl.function dt,
+dl.class dt,
+dl.exception dt,
+dl.method dt,
+dl.attribute dt {
+    font-weight: normal;
+}
+
+dt .descname {
+    font-weight: bold;
+    margin-right: 4px;
+}
+
+dt .sig-paren {
+    font-size: larger;
+}
+
+dt .descname, dt .descclassname {
+    padding: 0;
+    background: transparent;
+    border-bottom: 1px solid #111;
+}
+
+dt .descclassname {
+    margin-left: 2px;
+}
+
+dl dt big {
+    font-size: 100%;
+}
+
+ul.search {
+    margin: 10px 0 0 30px;
+    padding: 0;
+}
+
+ul.search li {
+    margin: 10px 0 0 0;
+    padding: 0;
+}
+
+ul.search div.context {
+    font-size: 12px;
+    padding: 4px 0 0 20px;
+    color: #888;
+}
+
+span.highlight {
+    background-color: #eee;
+    border: 1px solid #ccc;
+}
+
+#toc {
+    margin: 0 -17px 0 -17px;
+    display: none;
+}
+
+#toc h3 {
+    float: right;
+    margin: 5px 5px 0 0;
+    padding: 0;
+    font-size: 12px;
+    color: #777;
+}
+
+#toc h3:hover {
+    color: #333;
+    cursor: pointer;
+}
+
+.expandedtoc {
+    background: #222 url(darkmetal.png);
+    border-bottom: 1px solid #111;
+    outline-bottom: 1px solid #000;
+    padding: 5px;
+}
+
+.expandedtoc h3 {
+    color: #aaa;
+    margin: 0!important;
+}
+
+.expandedtoc h3:hover {
+    color: white!important;
+}
+
+#tod h3:hover {
+    color: white;
+}
+
+#toc a {
+    color: #ddd;
+    text-decoration: none;
+}
+
+#toc a:hover {
+    color: white;
+    text-decoration: underline;
+}
+
+#toc ul {
+    margin: 5px 0 12px 17px;
+    padding: 0 7px 0 7px;
+}
+
+#toc ul ul {
+    margin-bottom: 0;
+}
+
+#toc ul li {
+    margin: 2px 0 0 0;
+}
+
+.line-block {
+    display: block;
+    margin-top: 1em;
+    margin-bottom: 1em;
+}
+
+.line-block .line-block {
+    margin-top: 0;
+    margin-bottom: 0;
+    margin-left: 1.5em;
+}
+
+.viewcode-link {
+    float: right;
+}
+
+.viewcode-back {
+    float: right;
+    font-family: 'Georgia', serif;
+}
+
+div.viewcode-block:target {
+    background-color: #f4debf;
+    border-top: 1px solid #ac9;
+    border-bottom: 1px solid #ac9;
+    margin: -1px -5px;
+    padding: 0 5px;
+}
+
+div.figure p.caption span.caption-number,
+figcaption span.caption-number {
+    font-style: italic;
+}
+
+div.figure p.caption span.caption-text,
+figcaption span.caption-text {
+}
+
+/* math display */
+
+div.math p {
+    text-align: center;
+}
+
+span.eqno {
+    float: right;
+}
diff --git a/sphinx/themes/scrolls/static/theme_extras.js b/sphinx/themes/scrolls/static/theme_extras.js
new file mode 100644
index 0000000..df2be40
--- /dev/null
+++ b/sphinx/themes/scrolls/static/theme_extras.js
@@ -0,0 +1,12 @@
+const initialiseThemeExtras = () => {
+  const toc = document.getElementById("toc")
+  toc.style.display = ""
+  const items = toc.getElementsByTagName("ul")[0]
+  items.style.display = "none"
+    toc.getElementsByTagName("h3").addEventListener("click", () => {
+      if (items.style.display !== "none") toc.classList.remove("expandedtoc")
+      else toc.classList.add("expandedtoc");
+    })
+}
+if (document.readyState !== "loading") initialiseThemeExtras()
+else document.addEventListener("DOMContentLoaded", initialiseThemeExtras)
diff --git a/sphinx/themes/scrolls/static/watermark.png b/sphinx/themes/scrolls/static/watermark.png
new file mode 100644
index 0000000..d71dc4b
--- /dev/null
+++ b/sphinx/themes/scrolls/static/watermark.png
diff --git a/sphinx/themes/scrolls/static/watermark_blur.png b/sphinx/themes/scrolls/static/watermark_blur.png
new file mode 100644
index 0000000..9fc0b6d
--- /dev/null
+++ b/sphinx/themes/scrolls/static/watermark_blur.png
diff --git a/sphinx/themes/scrolls/theme.conf b/sphinx/themes/scrolls/theme.conf
new file mode 100644
index 0000000..7e83de1
--- /dev/null
+++ b/sphinx/themes/scrolls/theme.conf
@@ -0,0 +1,13 @@
+[theme]
+inherit = basic
+stylesheet = scrolls.css
+pygments_style = tango
+
+[options]
+body_min_width = 0
+body_max_width = 680
+headerbordercolor = #1752b4
+subheadlinecolor  = #0d306b
+linkcolor         = #1752b4
+visitedlinkcolor  = #551a8b
+admonitioncolor   = #28437f