mirror of
https://github.com/typst/typst
synced 2025-05-21 04:25:28 +08:00
234 lines
8.4 KiB
Rust
234 lines
8.4 KiB
Rust
use crate::geom::{Length, Linear, Relative, Sides, Size};
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/// Specification of a paper.
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#[derive(Debug, Copy, Clone)]
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pub struct Paper {
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/// The broad class this paper belongs to.
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class: PaperClass,
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/// The width of the paper in millimeters.
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width: f64,
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/// The height of the paper in millimeters.
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height: f64,
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}
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/// Defines default margins for a class of related papers.
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#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
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pub enum PaperClass {
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Custom,
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Base,
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US,
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Newspaper,
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Book,
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}
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impl PaperClass {
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/// The default margins for this page class.
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pub fn default_margins(self) -> Sides<Linear> {
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let f = |r| Relative::new(r).into();
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let s = |l, t, r, b| Sides::new(f(l), f(t), f(r), f(b));
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match self {
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Self::Custom => s(0.1190, 0.0842, 0.1190, 0.0842),
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Self::Base => s(0.1190, 0.0842, 0.1190, 0.0842),
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Self::US => s(0.1760, 0.1092, 0.1760, 0.0910),
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Self::Newspaper => s(0.0455, 0.0587, 0.0455, 0.0294),
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Self::Book => s(0.1200, 0.0852, 0.1500, 0.0965),
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}
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}
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}
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macro_rules! papers {
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($(($var:ident: $class:ident, $width:expr, $height: expr, $($pats:tt)*))*) => {
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impl Paper {
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/// Parse a paper from its name.
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///
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/// Both lower and upper case are fine.
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pub fn from_name(name: &str) -> Option<Self> {
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match name.to_lowercase().as_str() {
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$($($pats)* => Some(Self::$var),)*
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_ => None,
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}
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}
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/// The class of the paper.
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pub fn class(self) -> PaperClass {
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self.class
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}
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/// The size of the paper.
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pub fn size(self) -> Size {
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Size::new(Length::mm(self.width), Length::mm(self.height))
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}
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}
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/// Predefined papers.
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///
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/// Each paper is parsable from its name in kebab-case.
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impl Paper {
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$(papers!(@$var, stringify!($($pats)*), $class, $width, $height);)*
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}
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};
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(@$var:ident, $names:expr, $class:ident, $width:expr, $height:expr) => {
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pub const $var: Self = Self {
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class: PaperClass::$class,
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width: $width,
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height: $height,
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};
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};
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}
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// All paper sizes in mm.
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//
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// Resources:
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// - https://papersizes.io/
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// - https://en.wikipedia.org/wiki/Paper_size
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// - https://www.theedkins.co.uk/jo/units/oldunits/print.htm
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// - https://vintagepaper.co/blogs/news/traditional-paper-sizes
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papers! {
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// ---------------------------------------------------------------------- //
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// ISO 216 A Series
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(A0: Base, 841.0, 1189.0, "a0")
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(A1: Base, 594.0, 841.0, "a1")
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(A2: Base, 420.0, 594.0, "a2")
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(A3: Base, 297.0, 420.0, "a3")
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(A4: Base, 210.0, 297.0, "a4")
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(A5: Base, 148.0, 210.0, "a5")
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(A6: Book, 105.0, 148.0, "a6")
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(A7: Base, 74.0, 105.0, "a7")
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(A8: Base, 52.0, 74.0, "a8")
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(A9: Base, 37.0, 52.0, "a9")
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(A10: Base, 26.0, 37.0, "a10")
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(A11: Base, 18.0, 26.0, "a11")
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// ISO 216 B Series
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(ISO_B1: Base, 707.0, 1000.0, "iso-b1")
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(ISO_B2: Base, 500.0, 707.0, "iso-b2")
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(ISO_B3: Base, 353.0, 500.0, "iso-b3")
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(ISO_B4: Base, 250.0, 353.0, "iso-b4")
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(ISO_B5: Book, 176.0, 250.0, "iso-b5")
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(ISO_B6: Book, 125.0, 176.0, "iso-b6")
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(ISO_B7: Base, 88.0, 125.0, "iso-b7")
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(ISO_B8: Base, 62.0, 88.0, "iso-b8")
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// ISO 216 C Series
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(ISO_C3: Base, 324.0, 458.0, "iso-c3")
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(ISO_C4: Base, 229.0, 324.0, "iso-c4")
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(ISO_C5: Base, 162.0, 229.0, "iso-c5")
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(ISO_C6: Base, 114.0, 162.0, "iso-c6")
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(ISO_C7: Base, 81.0, 114.0, "iso-c7")
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(ISO_C8: Base, 57.0, 81.0, "iso-c8")
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// DIN D Series (extension to ISO)
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(DIN_D3: Base, 272.0, 385.0, "din-d3")
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(DIN_D4: Base, 192.0, 272.0, "din-d4")
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(DIN_D5: Base, 136.0, 192.0, "din-d5")
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(DIN_D6: Base, 96.0, 136.0, "din-d6")
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(DIN_D7: Base, 68.0, 96.0, "din-d7")
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(DIN_D8: Base, 48.0, 68.0, "din-d8")
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// SIS (used in academia)
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(SIS_G5: Base, 169.0, 239.0, "sis-g5")
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(SIS_E5: Base, 115.0, 220.0, "sis-e5")
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// ANSI Extensions
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(ANSI_A: Base, 216.0, 279.0, "ansi-a")
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(ANSI_B: Base, 279.0, 432.0, "ansi-b")
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(ANSI_C: Base, 432.0, 559.0, "ansi-c")
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(ANSI_D: Base, 559.0, 864.0, "ansi-d")
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(ANSI_E: Base, 864.0, 1118.0, "ansi-e")
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// ANSI Architectural Paper
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(ARCH_A: Base, 229.0, 305.0, "arch-a")
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(ARCH_B: Base, 305.0, 457.0, "arch-b")
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(ARCH_C: Base, 457.0, 610.0, "arch-c")
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(ARCH_D: Base, 610.0, 914.0, "arch-d")
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(ARCH_E1: Base, 762.0, 1067.0, "arch-e1")
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(ARCH_E: Base, 914.0, 1219.0, "arch-e")
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// JIS B Series
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(JIS_B0: Base, 1030.0, 1456.0, "jis-b0")
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(JIS_B1: Base, 728.0, 1030.0, "jis-b1")
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(JIS_B2: Base, 515.0, 728.0, "jis-b2")
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(JIS_B3: Base, 364.0, 515.0, "jis-b3")
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(JIS_B4: Base, 257.0, 364.0, "jis-b4")
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(JIS_B5: Base, 182.0, 257.0, "jis-b5")
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(JIS_B6: Base, 128.0, 182.0, "jis-b6")
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(JIS_B7: Base, 91.0, 128.0, "jis-b7")
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(JIS_B8: Base, 64.0, 91.0, "jis-b8")
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(JIS_B9: Base, 45.0, 64.0, "jis-b9")
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(JIS_B10: Base, 32.0, 45.0, "jis-b10")
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(JIS_B11: Base, 22.0, 32.0, "jis-b11")
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// SAC D Series
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(SAC_D0: Base, 764.0, 1064.0, "sac-d0")
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(SAC_D1: Base, 532.0, 760.0, "sac-d1")
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(SAC_D2: Base, 380.0, 528.0, "sac-d2")
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(SAC_D3: Base, 264.0, 376.0, "sac-d3")
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(SAC_D4: Base, 188.0, 260.0, "sac-d4")
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(SAC_D5: Base, 130.0, 184.0, "sac-d5")
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(SAC_D6: Base, 92.0, 126.0, "sac-d6")
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// ISO 7810 ID
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(ISO_ID_1: Base, 85.6, 53.98, "iso-id-1")
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(ISO_ID_2: Base, 74.0, 105.0, "iso-id-2")
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(ISO_ID_3: Base, 88.0, 125.0, "iso-id-3")
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// ---------------------------------------------------------------------- //
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// Asia
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(ASIA_F4: Base, 210.0, 330.0, "asia-f4")
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// Japan
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(JP_SHIROKU_BAN_4: Base, 264.0, 379.0, "jp-shiroku-ban-4")
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(JP_SHIROKU_BAN_5: Base, 189.0, 262.0, "jp-shiroku-ban-5")
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(JP_SHIROKU_BAN_6: Base, 127.0, 188.0, "jp-shiroku-ban-6")
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(JP_KIKU_4: Base, 227.0, 306.0, "jp-kiku-4")
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(JP_KIKU_5: Base, 151.0, 227.0, "jp-kiku-5")
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(JP_BUSINESS_CARD: Base, 91.0, 55.0, "jp-business-card")
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// China
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(CN_BUSINESS_CARD: Base, 90.0, 54.0, "cn-business-card")
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// Europe
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(EU_BUSINESS_CARD: Base, 85.0, 55.0, "eu-business-card")
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// French Traditional (AFNOR)
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(FR_TELLIERE: Base, 340.0, 440.0, "fr-tellière")
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(FR_COURONNE_ECRITURE: Base, 360.0, 460.0, "fr-couronne-écriture")
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(FR_COURONNE_EDITION: Base, 370.0, 470.0, "fr-couronne-édition")
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(FR_RAISIN: Base, 500.0, 650.0, "fr-raisin")
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(FR_CARRE: Base, 450.0, 560.0, "fr-carré")
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(FR_JESUS: Base, 560.0, 760.0, "fr-jésus")
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// United Kingdom Imperial
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(UK_BRIEF: Base, 406.4, 342.9, "uk-brief")
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(UK_DRAFT: Base, 254.0, 406.4, "uk-draft")
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(UK_FOOLSCAP: Base, 203.2, 330.2, "uk-foolscap")
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(UK_QUARTO: Base, 203.2, 254.0, "uk-quarto")
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(UK_CROWN: Base, 508.0, 381.0, "uk-crown")
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(UK_BOOK_A: Book, 111.0, 178.0, "uk-book-a")
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(UK_BOOK_B: Book, 129.0, 198.0, "uk-book-b")
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// Unites States
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(US_LETTER: US, 215.9, 279.4, "us-letter")
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(US_LEGAL: US, 215.9, 355.6, "us-legal")
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(US_TABLOID: US, 279.4, 431.8, "us-tabloid")
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(US_EXECUTIVE: US, 184.15, 266.7, "us-executive")
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(US_FOOLSCAP_FOLIO: US, 215.9, 342.9, "us-foolscap-folio")
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(US_STATEMENT: US, 139.7, 215.9, "us-statement")
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(US_LEDGER: US, 431.8, 279.4, "us-ledger")
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(US_OFICIO: US, 215.9, 340.36, "us-oficio")
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(US_GOV_LETTER: US, 203.2, 266.7, "us-gov-letter")
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(US_GOV_LEGAL: US, 215.9, 330.2, "us-gov-legal")
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(US_BUSINESS_CARD: Base, 88.9, 50.8, "us-business-card")
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(US_DIGEST: Book, 139.7, 215.9, "us-digest")
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(US_TRADE: Book, 152.4, 228.6, "us-trade")
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// ---------------------------------------------------------------------- //
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// Other
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(NEWSPAPER_COMPACT: Newspaper, 280.0, 430.0, "newspaper-compact")
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(NEWSPAPER_BERLINER: Newspaper, 315.0, 470.0, "newspaper-berliner")
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(NEWSPAPER_BROADSHEET: Newspaper, 381.0, 578.0, "newspaper-broadsheet")
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(PRESENTATION_16_9: Base, 297.0, 167.0625, "presentation-16-9")
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(PRESENTATION_4_3: Base, 280.0, 210.0, "presentation-4-3")
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}
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