ucl-beamer-2026/beamerfontthemeUCL2026.sty at main · UCL/ucl-beamer-2026 · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
\mode<presentation>

\NeedsTeXFormat{LaTeX2e}

\ProvidesPackage{beamerfontthemeUCL2026}[2026/02/19 v0.1 UCL2026]

% Loads correct fonts for presentations
% First checks for pdflatex and issues an error
% In order checks and loads the main font: UCL Sans, Aptos
% Checks and loads the math font: Fira Math, issues a warning if not installed


\RequirePackage{iftex}

\ifPDFTeX
	\PackageError{beamerfontthemeUCL2026}{%
		This theme requires XeLaTeX or LuaLaTeX.%
		You are using pdfLaTeX. Please compile with one of these engines}{%
		Use: xelatex yourfile.tex or lualatex yourfile.tex}
\fi

\RequirePackage{fontspec}
\RequirePackage{unicode-math}

\ProcessOptionsBeamer

% Set main font
\IfFontExistsTF{UCL Sans}{%
	\setsansfont{UCL Sans}[
			Scale = 1.0,
			UprightFont    = * Regular,
			BoldFont       = * SemiBold,
			ItalicFont     = * Italic,
			BoldItalicFont = * Bold Italic
	]
	}{
		\IfFontExistsTF{Aptos}{%
			\setsansfont{Aptos}[
					Scale = 1.0,
					UprightFont    = * Regular,
					BoldFont       = * SemiBold,
					ItalicFont     = * Italic,
					BoldItalicFont = * Bold Italic
			]
		}{%
			\PackageError{beamerfontthemeUCL2026}{%
				This theme requires either UCL Sans or Aptos fonts to be installed
			}{Install either UCL Sans or Aptos fonts and recompile the file}
		}
	}

% Set math font
% TODO: there is no specified paired math font so will need to experiment - using Fira Math for now
\IfFontExistsTF{Fira Math}{%
	\setmathfont{Fira Math}[math-style=ISO,
							bold-style=ISO,
							Scale=MatchLowercase]
	}{
	% Defaults to the default math font
	\PackageWarning{beamerfontthemeUCL2026}{%
		Font not found: Fira Math - this is not required but pairs better with the main fonts
	}
	}

\renewcommand{\normalsize}{\fontsize{24}{26}\selectfont}
\renewcommand{\tiny}{\fontsize{12}{14}\selectfont}
\renewcommand{\small}{\fontsize{18}{20}\selectfont}
\renewcommand{\footnotesize}{\fontsize{16}{19}\selectfont}
\renewcommand{\large}{\fontsize{27}{32}\selectfont}
\renewcommand{\Large}{\fontsize{32}{38}\selectfont}
\renewcommand{\LARGE}{\fontsize{36}{38}\selectfont}
\renewcommand{\huge}{\fontsize{42}{48}\selectfont}
\renewcommand{\Huge}{\fontsize{54}{64}\selectfont}

\normalsize % apply it

% Title page fonts
\setbeamerfont{title}{size=\huge,series=\bfseries}
\setbeamerfont{subtitle}{size=\normalsize,series=\normalfont}
\setbeamerfont{author}{size=\normalsize,series=\normalfont}
\setbeamerfont{institute}{size=\small,series=\normalfont}
\setbeamerfont{date}{size=\small,series=\normalfont}

% Frame title fonts
\setbeamerfont{frametitle}{size=\LARGE, series=\bfseries}
\setbeamerfont{framesubtitle}{size=\large,series=\normalfont}

% Block fonts
\setbeamerfont{block title}{size=\normalsize ,series=\bfseries}
\setbeamerfont{block body}{size=\small,series=\normalfont}

% Item fonts
\setbeamerfont{itemize/enumerate body}{size=\normalsize}
\setbeamerfont{itemize/enumerate subbody}{size=\small}

% Caption fonts
\setbeamerfont{caption}{size=\small,series=\normalfont}
\setbeamerfont{caption name}{series=\bfseries}

% Footnote fonts
\setbeamerfont{footnote}{size=\tiny}

\mode<all>