first draft

lib/abstracts.typ

@@ -0,0 +1,85 @@
+
+#let assets-folder = "../assets/"
+
+
+// workaround for: https://github.com/typst/typst/issues/466
+#let balanced-cols(n-cols, gutter: 11pt, body) = layout(bounds => context {
+  // Measure the height of the container of the text if it was single
+  // column, full width
+  let text-height = measure(box(
+    width: (bounds.width - (n-cols - 1) *  gutter) / n-cols,
+    body
+  )).height
+
+  // Recompute the height of the new container. Add a few points to avoid the
+  // second column being longer than the first one
+  let balanced-height = text-height/n-cols + text.size/2
+
+  box(
+    height: balanced-height,
+    columns(n-cols, gutter: gutter, body)
+  )
+})
+
+#let abstracts(
+  title-fr: "",
+  keywords-fr: (),
+  abstract-fr: [],
+  title-en: "",
+  keywords-en: (),
+  abstract-en: [],
+  heading-font: "TeX Gyre Heros",
+  school-color-verso: rgb("0054a0")
+) = {
+  set page(
+    numbering: none,
+    header: none,
+  )
+
+  pagebreak()
+  pagebreak(to: "even")
+
+  set page(
+    margin: (
+      left: 20mm, right: 30mm,
+      top: 30mm, bottom: 30mm,
+    ),
+    background: image(assets-folder + "abstracts-bg.svg")
+  )
+  set text(font: heading-font, fill: black)
+
+  place(dx: 100mm, dy: -15mm, image(assets-folder + "UR.png", width: 6cm))
+  place(dx: 0mm, dy: -15mm, image(assets-folder + "logo.png", width: 7.5cm))
+
+  v(2cm)
+  line(length: 100%, stroke: .2cm + school-color-verso)
+  v(.4cm)
+
+  [
+    #show linebreak: none
+    #text(school-color-verso)[Titre :] #title-fr
+  ]
+
+  [
+
+    Mots clés : #keywords-fr.join(", ")
+  ]
+
+  balanced-cols(2,gutter: 11pt)[Résumé : #abstract-fr]
+
+  v(1cm)
+  line(length: 100%, stroke: .2cm + school-color-verso)
+  v(.4cm)
+
+  [
+    #show linebreak: none
+    #text(school-color-verso)[Title :] #title-en
+  ]
+
+  [
+
+    Keywords: #keywords-en.join(", ")
+  ]
+
+  balanced-cols(2, gutter: 11pt)[Abstract: #abstract-en]
+}