1 Commits

Author SHA1 Message Date
6bf98ebcb8 Release 0.2.1
Reviewed-on: #9
2025-03-12 13:20:26 +00:00
26 changed files with 1641 additions and 1986 deletions

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@ -15,7 +15,7 @@ This package lets you render sequence diagrams directly in Typst. The following
<td> <td>
```typst ```typst
#import "@preview/chronos:0.2.2" #import "@preview/chronos:0.2.1"
#chronos.diagram({ #chronos.diagram({
import chronos: * import chronos: *
_par("Alice") _par("Alice")

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@ -34,7 +34,6 @@
/// - invisible (bool): If set to true, the participant will not be shown /// - invisible (bool): If set to true, the participant will not be shown
/// - shape (str): The shape of the participant. Possible values in @@SHAPES /// - shape (str): The shape of the participant. Possible values in @@SHAPES
/// - color (color): The participant's color /// - color (color): The participant's color
/// - line-stroke (stroke): The participant's line style (defaults to a light gray dashed line)
/// - custom-image (none, image): If shape is 'custom', sets the custom image to display /// - custom-image (none, image): If shape is 'custom', sets the custom image to display
/// - show-bottom (bool): Whether to display the bottom shape /// - show-bottom (bool): Whether to display the bottom shape
/// - show-top (bool): Whether to display the top shape /// - show-top (bool): Whether to display the top shape
@ -46,11 +45,6 @@
invisible: false, invisible: false,
shape: "participant", shape: "participant",
color: rgb("#E2E2F0"), color: rgb("#E2E2F0"),
line-stroke: (
dash: "dashed",
paint: gray.darken(40%),
thickness: .5pt
),
custom-image: none, custom-image: none,
show-bottom: true, show-bottom: true,
show-top: true, show-top: true,

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@ -71,7 +71,7 @@ $import
= Examples = Examples
You can find the following examples and more in the #link("https://git.kb28.ch/HEL/chronos/src/branch/main/gallery")[gallery] directory You can find the following examples and more in the #link("https://git.kb28.ch/HEL/circuiteria/src/branch/main/gallery")[gallery] directory
== Some groups and sequences == Some groups and sequences

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@ -1 +0,0 @@
#import "@preview/cetz:0.3.4": *

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@ -1,27 +0,0 @@
#import "../utils.typ": get-ctx, set-ctx
#import "../../cetz.typ": draw
#let render(delay) = get-ctx(ctx => {
let y0 = ctx.y
let y1 = ctx.y - delay.size
for (i, line) in ctx.lifelines.enumerate() {
line.lines.push(("delay-start", y0))
line.lines.push(("delay-end", y1))
ctx.lifelines.at(i) = line
}
if delay.name != none {
let x0 = ctx.x-pos.first()
let x1 = ctx.x-pos.last()
draw.content(
((x0 + x1) / 2, (y0 + y1) / 2),
anchor: "center",
delay.name
)
}
ctx.y = y1
set-ctx(c => {
c.y = ctx.y
c.lifelines = ctx.lifelines
return c
})
})

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@ -1,31 +0,0 @@
#import "../utils.typ": get-ctx, set-ctx
#import "../../consts.typ": *
#let render(evt) = get-ctx(ctx => {
let par-name = evt.participant
let i = ctx.pars-i.at(par-name)
let par = ctx.participants.at(i)
let line = ctx.lifelines.at(i)
let entry = (evt.event, ctx.y)
if evt.event == "disable" {
line.level -= 1
} else if evt.event == "enable" {
line.level += 1
entry.push(evt.lifeline-style)
} else if evt.event == "create" {
ctx.y -= CREATE-OFFSET
entry.at(1) = ctx.y
(par.draw)(par, y: ctx.y)
} else if evt.event == "destroy" {
} else {
panic("Unknown event '" + evt.event + "'")
}
line.lines.push(entry)
set-ctx(c => {
c.lifelines.at(i) = line
c.y = ctx.y
return c
})
})

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@ -1,120 +0,0 @@
#import "../utils.typ": get-ctx, set-ctx
#import "../../consts.typ": *
#import "../../cetz.typ": draw
#let render-start(grp) = get-ctx(ctx => {
let grp = grp
ctx.y -= Y-SPACE
let m = measure(
box(
grp.name,
inset: (
left: 5pt,
right: 5pt,
top: 3pt,
bottom: 3pt
),
)
)
ctx.groups = ctx.groups.map(g => {
if g.at(1).min-i == grp.min-i { g.at(2) += 1 }
if g.at(1).max-i == grp.max-i { g.at(3) += 1 }
g
})
if grp.grp-type == "alt" {
grp.insert("elses", ())
}
ctx.groups.push((ctx.y, grp, 0, 0))
ctx.y -= m.height / 1pt
set-ctx(c => {
c.y = ctx.y
c.groups = ctx.groups
return c
})
})
#let draw-group(x0, x1, y0, y1, group) = {
let name = text(group.name, weight: "bold")
let m = measure(box(name))
let w = m.width / 1pt + 15
let h = m.height / 1pt + 6
draw.rect(
(x0, y0),
(x1, y1)
)
draw.merge-path(
fill: COL-GRP-NAME,
close: true,
{
draw.line(
(x0, y0),
(x0 + w, y0),
(x0 + w, y0 - h / 2),
(x0 + w - 5, y0 - h),
(x0, y0 - h)
)
}
)
draw.content(
(x0, y0),
name,
anchor: "north-west",
padding: (left: 5pt, right: 10pt, top: 3pt, bottom: 3pt)
)
if group.desc != none {
draw.content(
(x0 + w, y0),
text([\[#group.desc\]], weight: "bold", size: .8em),
anchor: "north-west",
padding: 3pt
)
}
}
#let draw-else(x0, x1, y, elmt) = {
draw.line(
(x0, y),
(x1, y),
stroke: (dash: (2pt, 1pt), thickness: .5pt)
)
draw.content(
(x0, y),
text([\[#elmt.desc\]], weight: "bold", size: .8em),
anchor: "north-west",
padding: 3pt
)
}
#let render-end(group) = get-ctx(ctx => {
ctx.y -= Y-SPACE
let (start-y, group, start-lvl, end-lvl) = ctx.groups.pop()
let x0 = ctx.x-pos.at(group.min-i) - start-lvl * 10 - 20
let x1 = ctx.x-pos.at(group.max-i) + end-lvl * 10 + 20
draw-group(x0, x1, start-y, ctx.y, group)
if group.grp-type == "alt" {
for (else-y, else-elmt) in group.elses {
draw-else(x0, x1, else-y, else-elmt)
}
}
set-ctx(c => {
c.y = ctx.y
c.groups = ctx.groups
return c
})
})
#let render-else(else_) = set-ctx(ctx => {
ctx.y -= Y-SPACE
let m = measure(text([\[#else_.desc\]], weight: "bold", size: .8em))
ctx.groups.last().at(1).elses.push((
ctx.y, else_
))
ctx.y -= m.height / 1pt
return ctx
})

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@ -1,169 +0,0 @@
#import "../../consts.typ": *
#import "../utils.typ": get-ctx, set-ctx
#import "../../cetz.typ": draw
#let get-size(note) = {
let PAD = if note.shape == "hex" {NOTE-HEX-PAD} else {NOTE-PAD}
let m = measure(box(note.content))
let w = m.width / 1pt + PAD.last() * 2
let h = m.height / 1pt + PAD.first() * 2
if note.shape == "default" {
w += NOTE-CORNER-SIZE
}
return (
width: w,
height: h
)
}
#let get-base-x(pars-i, x-pos, note) = {
if note.side == "across" {
return (x-pos.first() + x-pos.last()) / 2
}
if note.side == "over" {
if type(note.pos) == array {
let xs = note.pos.map(par => x-pos.at(pars-i.at(par)))
return (calc.min(..xs) + calc.max(..xs)) / 2
}
}
return x-pos.at(pars-i.at(note.pos))
}
#let get-box(note) = {
let PAD = if note.shape == "hex" {NOTE-HEX-PAD} else {NOTE-PAD}
let inset = (
left: PAD.last() * 1pt,
right: PAD.last() * 1pt,
top: PAD.first() * 1pt,
bottom: PAD.first() * 1pt,
)
if note.shape == "default" {
inset.right += NOTE-CORNER-SIZE * 1pt
}
if note.side == "left" {
inset.right += NOTE-GAP * 1pt
} else if note.side == "right" {
inset.left += NOTE-GAP * 1pt
}
return box(note.content, inset: inset)
}
#let pre-render(note) = {
}
#let render(note, y: auto, forced: false) = {
if not note.linked {
if not note.aligned {
set-ctx(c => {
c.y -= Y-SPACE
return c
})
}
} else if not forced {
return ()
}
get-ctx(ctx => {
let y = y
if y == auto {
y = ctx.y
}
let PAD = if note.shape == "hex" {NOTE-HEX-PAD} else {NOTE-PAD}
let m = measure(box(note.content))
let w = m.width / 1pt + PAD.last() * 2
let h = m.height / 1pt + PAD.first() * 2
let total-w = w
if note.shape == "default" {
total-w += NOTE-CORNER-SIZE
}
let base-x = get-base-x(ctx.pars-i, ctx.x-pos, note)
let i = none
if note.pos != none and type(note.pos) == str {
i = ctx.pars-i.at(note.pos)
}
let x0 = base-x
if note.side == "left" {
x0 -= NOTE-GAP
x0 -= total-w
if ctx.lifelines.at(i).level != 0 {
x0 -= LIFELINE-W / 2
}
} else if note.side == "right" {
x0 += NOTE-GAP
x0 += ctx.lifelines.at(i).level * LIFELINE-W / 2
} else if note.side == "over" or note.side == "across" {
x0 -= total-w / 2
}
let x1 = x0 + w
let x2 = x0 + total-w
let y0 = y
if note.linked {
y0 += h / 2
}
let y1 = y0 - h
if note.shape == "default" {
draw.merge-path(
stroke: black + .5pt,
fill: note.color,
close: true,
{
draw.line(
(x0, y0),
(x1, y0),
(x2, y0 - NOTE-CORNER-SIZE),
(x2, y1),
(x0, y1)
)
}
)
draw.line((x1, y0), (x1, y0 - NOTE-CORNER-SIZE), (x2, y0 - NOTE-CORNER-SIZE), stroke: black + .5pt)
} else if note.shape == "rect" {
draw.rect(
(x0, y0),
(x2, y1),
stroke: black + .5pt,
fill: note.color
)
} else if note.shape == "hex" {
let lx = x0 + PAD.last()
let rx = x2 - PAD.last()
let my = (y0 + y1) / 2
draw.merge-path(
stroke: black + .5pt,
fill: note.color,
close: true,
{
draw.line(
(lx, y0),
(rx, y0),
(x2, my),
(rx, y1),
(lx, y1),
(x0, my),
)
}
)
}
draw.content(
((x0 + x1)/2, (y0 + y1)/2),
note.content,
anchor: "center"
)
if note.aligned-with == none and (note.pos != none or note.side == "across") {
set-ctx(c => {
c.y -= h
return c
})
}
})
}

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@ -1,405 +0,0 @@
#import "../../consts.typ": *
#import "../../cetz.typ": draw
#import "../utils.typ": get-ctx, set-ctx, get-style
#let get-size(par) = {
if par.invisible {
return (width: 0pt, height: 0pt)
}
let m = measure(box(par.display-name))
let w = m.width
let h = m.height
let (shape-w, shape-h) = (
participant: (w + PAR-PAD.last() * 2, h + PAR-PAD.first() * 2),
actor: (ACTOR-WIDTH * 1pt, ACTOR-WIDTH * 2pt + SYM-GAP * 1pt + h),
boundary: (BOUNDARY-HEIGHT * 2pt, BOUNDARY-HEIGHT * 1pt + SYM-GAP * 1pt + h),
control: (CONTROL-HEIGHT * 1pt, CONTROL-HEIGHT * 1pt + SYM-GAP * 1pt + h),
entity: (ENTITY-HEIGHT * 1pt, ENTITY-HEIGHT * 1pt + 2pt + SYM-GAP * 1pt + h),
database: (DATABASE-WIDTH * 1pt, DATABASE-WIDTH * 4pt / 3 + SYM-GAP * 1pt + h),
collections: (
w + COLLECTIONS-PAD.last() * 2 + calc.abs(COLLECTIONS-DX) * 1pt,
h + COLLECTIONS-PAD.first() * 2 + calc.abs(COLLECTIONS-DY) * 1pt,
),
queue: (
w + QUEUE-PAD.last() * 2 + 3 * (h + QUEUE-PAD.first() * 2) / 4,
h + QUEUE-PAD.first() * 2
),
custom: (
measure(par.custom-image).width,
measure(par.custom-image).height + SYM-GAP * 1pt + h
)
).at(par.shape)
return (
width: calc.max(w, shape-w),
height: calc.max(h, shape-h)
)
}
#let _render-participant(x, y, p, m, bottom) = {
let w = m.width / 1pt
let h = m.height / 1pt
let x0 = x - w / 2 - PAR-PAD.last() / 1pt
let x1 = x + w / 2 + PAR-PAD.last() / 1pt
let y0 = y + h + PAR-PAD.first() / 1pt * 2
if bottom {
y0 = y
}
let y1 = y0 - h - PAR-PAD.first() / 1pt * 2
draw.rect(
(x0, y0),
(x1, y1),
radius: 2pt,
fill: p.color,
stroke: black + .5pt
)
draw.content(
((x0 + x1) / 2, (y0 + y1) / 2),
p.display-name,
anchor: "center"
)
}
#let _render-actor(x, y, p, m, bottom) = {
let w2 = ACTOR-WIDTH / 2
let head-r = ACTOR-WIDTH / 4
let height = ACTOR-WIDTH * 2
let arms-y = height * 0.375
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + height + SYM-GAP}
draw.circle(
(x, y0 - head-r),
radius: head-r,
fill: p.color,
stroke: black + .5pt
)
draw.line((x, y0 - head-r * 2), (x, y0 - height + w2), stroke: black + .5pt)
draw.line((x - w2, y0 - arms-y), (x + w2, y0 - arms-y), stroke: black + .5pt)
draw.line((x - w2, y0 - height), (x, y0 - height + w2), (x + w2, y0 - height), stroke: black + .5pt)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-boundary(x, y, p, m, bottom) = {
let circle-r = BOUNDARY-HEIGHT / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + BOUNDARY-HEIGHT + SYM-GAP}
let x0 = x - BOUNDARY-HEIGHT
let y1 = y0 - circle-r
let y2 = y0 - BOUNDARY-HEIGHT
draw.circle(
(x + circle-r, y1),
radius: circle-r,
fill: p.color,
stroke: black + .5pt
)
draw.line(
(x0, y0), (x0, y2),
stroke: black + .5pt
)
draw.line(
(x0, y1), (x, y1),
stroke: black + .5pt
)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-control(x, y, p, m, bottom) = {
let r = CONTROL-HEIGHT / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + CONTROL-HEIGHT + SYM-GAP}
draw.circle(
(x, y0 - r),
radius: r,
fill: p.color,
stroke: black + .5pt
)
draw.mark((x, y0), (x - r / 2, y0), symbol: "stealth", fill: black)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-entity(x, y, p, m, bottom) = {
let r = ENTITY-HEIGHT / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + ENTITY-HEIGHT + SYM-GAP}
let y1 = y0 - ENTITY-HEIGHT - 1.5
draw.circle(
(x, y0 - r),
radius: r,
fill: p.color,
stroke: black + .5pt
)
draw.line(
(x - r, y1),
(x + r, y1),
stroke: black + .5pt
)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-database(x, y, p, m, bottom) = {
let height = DATABASE-WIDTH * 4 / 3
let rx = DATABASE-WIDTH / 2
let ry = rx / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + height + SYM-GAP}
let y1 = y0 - height
draw.merge-path(
close: true,
fill: p.color,
stroke: black + .5pt,
{
draw.bezier((x - rx, y0 - ry), (x, y0), (x - rx, y0 - ry/2), (x - rx/2, y0))
draw.bezier((), (x + rx, y0 - ry), (x + rx/2, y0), (x + rx, y0 - ry/2))
draw.line((), (x + rx, y1 + ry))
draw.bezier((), (x, y1), (x + rx, y1 + ry/2), (x + rx/2, y1))
draw.bezier((), (x - rx, y1 + ry), (x - rx/2, y1), (x - rx, y1 + ry/2))
}
)
draw.merge-path(
stroke: black + .5pt,
{
draw.bezier((x - rx, y0 - ry), (x, y0 - ry*2), (x - rx, y0 - 3*ry/2), (x - rx/2, y0 - ry*2))
draw.bezier((), (x + rx, y0 - ry), (x + rx/2, y0 - ry*2), (x + rx, y0 - 3*ry/2))
}
)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-collections(x, y, p, m, bottom) = {
let w = m.width / 1pt
let h = m.height / 1pt
let dx = COLLECTIONS-DX
let dy = COLLECTIONS-DY
let total-w = w + PAR-PAD.last() * 2 / 1pt + calc.abs(dx)
let total-h = h + PAR-PAD.first() * 2 / 1pt + calc.abs(dy)
let x0 = x - total-w / 2
let x1 = x0 + calc.abs(dx)
let x3 = x0 + total-w
let x2 = x3 - calc.abs(dx)
let y0 = if bottom {y} else {y + total-h}
let y1 = y0 - calc.abs(dy)
let y3 = y0 - total-h
let y2 = y3 + calc.abs(dy)
let r1 = (x1, y0, x3, y2)
let r2 = (x0, y1, x2, y3)
if dx < 0 {
r1.at(0) = x0
r1.at(2) = x2
r2.at(0) = x1
r2.at(2) = x3
}
if dy < 0 {
r1.at(1) = y1
r1.at(3) = y3
r2.at(1) = y0
r2.at(3) = y2
}
draw.rect(
(r1.at(0), r1.at(1)),
(r1.at(2), r1.at(3)),
fill: p.color,
stroke: black + .5pt
)
draw.rect(
(r2.at(0), r2.at(1)),
(r2.at(2), r2.at(3)),
fill: p.color,
stroke: black + .5pt
)
draw.content(
((r2.at(0) + r2.at(2)) / 2, (r2.at(1) + r2.at(3)) / 2),
p.display-name,
anchor: "center"
)
}
#let _render-queue(x, y, p, m, bottom) = {
let w = (m.width + QUEUE-PAD.last() * 2) / 1pt
let h = (m.height + QUEUE-PAD.first() * 2) / 1pt
let total-h = h
let ry = total-h / 2
let rx = ry / 2
let total-w = w + 3 + 3 * rx
let x0 = x - total-w / 2
let y0 = if bottom {y} else {y + total-h}
let y1 = y0 - total-h
let x-left = x0 + rx
let x-right = x-left + w + rx
draw.merge-path(
close: true,
fill: p.color,
stroke: black + .5pt,
{
draw.bezier((x-right, y0), (x-right + rx, y0 - ry), (x-right + rx/2, y0), (x-right + rx, y0 - ry/2))
draw.bezier((), (x-right, y1), (x-right + rx, y1 + ry/2), (x-right + rx/2, y1))
draw.line((), (x-left, y1))
draw.bezier((), (x-left - rx, y0 - ry), (x-left - rx/2, y1), (x-left - rx, y1 + ry/2))
draw.bezier((), (x-left, y0), (x-left - rx, y0 - ry/2), (x-left - rx/2, y0))
}
)
draw.merge-path(
stroke: black + .5pt,
{
draw.bezier((x-right, y0), (x-right - rx, y0 - ry), (x-right - rx/2, y0), (x-right - rx, y0 - ry/2))
draw.bezier((), (x-right, y1), (x-right - rx, y1 + ry/2), (x-right - rx/2, y1))
}
)
draw.content(
((x-left + x-right - rx) / 2, y0 - ry),
p.display-name,
anchor: "center"
)
}
#let _render-custom(x, y, p, m, bottom) = {
let image-m = measure(p.custom-image)
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + image-m.height / 1pt + SYM-GAP}
draw.content((x - image-m.width / 2pt, y0), p.custom-image, anchor: "north-west")
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let render(par, y: 0, bottom: false) = draw.group(cetz-ctx => {
let ctx = cetz-ctx.shared-state.chronos
let m = measure(box(par.display-name))
let func = (
participant: _render-participant,
actor: _render-actor,
boundary: _render-boundary,
control: _render-control,
entity: _render-entity,
database: _render-database,
collections: _render-collections,
queue: _render-queue,
custom: _render-custom,
).at(par.shape)
func(ctx.x-pos.at(par.i), y, par, m, bottom)
},)
#let render-lifelines() = get-ctx(ctx => {
let participants = ctx.participants
for p in participants.filter(p => not p.invisible) {
let x = ctx.x-pos.at(p.i)
// Draw vertical line
let last-y = 0
let rects = ()
let destructions = ()
let lines = ()
// Compute lifeline rectangles + destruction positions
for line in ctx.lifelines.at(p.i).lines {
let event = line.first()
if event == "create" {
last-y = line.at(1)
} else if event == "enable" {
if lines.len() == 0 {
draw.line(
(x, last-y),
(x, line.at(1)),
stroke: p.line-stroke
)
}
lines.push(line)
} else if event == "disable" or event == "destroy" {
let lvl = 0
if lines.len() != 0 {
let l = lines.pop()
lvl = lines.len()
rects.push((
x + lvl * LIFELINE-W / 2,
l.at(1),
line.at(1),
l.at(2)
))
last-y = line.at(1)
}
if event == "destroy" {
destructions.push((x + lvl * LIFELINE-W / 2, line.at(1)))
}
} else if event == "delay-start" {
draw.line(
(x, last-y),
(x, line.at(1)),
stroke: p.line-stroke
)
last-y = line.at(1)
} else if event == "delay-end" {
draw.line(
(x, last-y),
(x, line.at(1)),
stroke: (
dash: "loosely-dotted",
paint: gray.darken(40%),
thickness: .8pt
)
)
last-y = line.at(1)
}
}
draw.line(
(x, last-y),
(x, ctx.y),
stroke: p.line-stroke
)
// Draw lifeline rectangles (reverse for bottom to top)
for rect in rects.rev() {
let (cx, y0, y1, style) = rect
let style = get-style("lifeline", style)
draw.rect(
(cx - LIFELINE-W / 2, y0),
(cx + LIFELINE-W / 2, y1),
..style
)
}
// Draw lifeline destructions
for dest in destructions {
let (cx, cy) = dest
draw.line((cx - 8, cy - 8), (cx + 8, cy + 8), stroke: COL-DESTRUCTION + 2pt)
draw.line((cx - 8, cy + 8), (cx + 8, cy - 8), stroke: COL-DESTRUCTION + 2pt)
}
// Draw participants (end)
if p.show-bottom {
(p.draw)(p, y: ctx.y, bottom: true)
}
}
},)

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@ -1,46 +0,0 @@
#import "../utils.typ": get-ctx, set-ctx
#import "../../consts.typ": *
#import "../../cetz.typ": draw
#let render(sep) = get-ctx(ctx => {
ctx.y -= Y-SPACE
let x0 = ctx.x-pos.first() - 20
let x1 = ctx.x-pos.last() + 20
let m = measure(
box(
sep.name,
inset: (left: 3pt, right: 3pt, top: 5pt, bottom: 5pt)
)
)
let w = m.width / 1pt
let h = m.height / 1pt
let cx = (x0 + x1) / 2
let xl = cx - w / 2
let xr = cx + w / 2
ctx.y -= h / 2
draw.rect(
(x0, ctx.y),
(x1, ctx.y - 3),
stroke: none,
fill: white
)
draw.line((x0, ctx.y), (x1, ctx.y))
ctx.y -= 3
draw.line((x0, ctx.y), (x1, ctx.y))
draw.content(
((x0 + x1) / 2, ctx.y + 1.5),
sep.name,
anchor: "center",
padding: (5pt, 3pt),
frame: "rect",
fill: COL-SEP-NAME
)
ctx.y -= h / 2
set-ctx(c => {
c.y = ctx.y
return c
})
})

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@ -1,361 +0,0 @@
#import "../utils.typ": get-ctx, set-ctx
#import "../../consts.typ": *
#import "../../cetz.typ": draw, vector
#import "note.typ"
#let get-arrow-marks(sym, color) = {
if sym == none {
return none
}
if type(sym) == array {
return sym.map(s => get-arrow-marks(s, color))
}
(
"": none,
">": (symbol: ">", fill: color),
">>": (symbol: "straight"),
"\\": (symbol: ">", fill: color, harpoon: true, flip: true),
"\\\\": (symbol: "straight", harpoon: true, flip: true),
"/": (symbol: ">", fill: color, harpoon: true),
"//": (symbol: "straight", harpoon: true),
"x": none,
"o": none,
).at(sym)
}
#let reverse-arrow-mark(mark) = {
if type(mark) == array {
return mark.map(m => reverse-arrow-mark(m))
}
let mark2 = mark
if type(mark) == dictionary and mark.at("harpoon", default: false) {
let flipped = mark.at("flip", default: false)
mark2.insert("flip", not flipped)
}
return mark2
}
#let is-tip-of-type(type_, tip) = {
if type(tip) == str and tip == type_ {
return true
}
if type(tip) == array and tip.contains(type_) {
return true
}
return false
}
#let is-circle-tip = is-tip-of-type.with("o")
#let is-cross-tip = is-tip-of-type.with("x")
#let render(seq) = get-ctx(ctx => {
ctx.y -= Y-SPACE
let i1 = ctx.pars-i.at(seq.p1)
let i2 = ctx.pars-i.at(seq.p2)
let width = calc.abs(ctx.x-pos.at(i1) - ctx.x-pos.at(i2))
let h = 0
let comment = if seq.comment == none {none} else {
let w = calc.min(width * 1pt, measure(seq.comment).width)
box(
width: if i1 == i2 {auto} else {w},
seq.comment
)
}
// Reserve space for comment
if comment != none {
h = calc.max(h, measure(comment).height / 1pt + 6)
}
if "linked-note" in seq {
h = calc.max(h, note.get-size(seq.linked-note).height / 2)
}
ctx.y -= h
let start-info = (
i: i1,
x: ctx.x-pos.at(i1),
y: ctx.y,
ll-lvl: ctx.lifelines.at(i1).level * LIFELINE-W / 2
)
let end-info = (
i: i2,
x: ctx.x-pos.at(i2),
y: ctx.y,
ll-lvl: ctx.lifelines.at(i2).level * LIFELINE-W / 2
)
let slant = if seq.slant == auto {
DEFAULT-SLANT
} else if seq.slant != none {
seq.slant
} else {
0
}
end-info.y -= slant
if seq.p1 == seq.p2 {
end-info.y -= 10
}
if seq.disable-src {
let src-line = ctx.lifelines.at(i1)
src-line.level -= 1
src-line.lines.push(("disable", start-info.y))
ctx.lifelines.at(i1) = src-line
}
if seq.destroy-src {
let src-line = ctx.lifelines.at(i1)
src-line.lines.push(("destroy", start-info.y))
ctx.lifelines.at(i1) = src-line
}
if seq.disable-dst {
let dst-line = ctx.lifelines.at(i2)
dst-line.level -= 1
dst-line.lines.push(("disable", end-info.y))
ctx.lifelines.at(i2) = dst-line
}
if seq.destroy-dst {
let dst-line = ctx.lifelines.at(i2)
dst-line.lines.push(("destroy", end-info.y))
ctx.lifelines.at(i2) = dst-line
}
if seq.enable-dst {
let dst-line = ctx.lifelines.at(i2)
dst-line.level += 1
ctx.lifelines.at(i2) = dst-line
}
if seq.create-dst {
let par = ctx.participants.at(i2)
let m = measure(box(par.display-name))
let f = if i1 > i2 {-1} else {1}
end-info.x -= (m.width + PAR-PAD.last() * 2) / 2pt * f
(par.draw)(par, y: end-info.y)
}
end-info.ll-lvl = ctx.lifelines.at(i2).level * LIFELINE-W / 2
// Compute left/right position at start/end
start-info.insert("lx", start-info.x)
if start-info.ll-lvl != 0 { start-info.lx -= LIFELINE-W / 2 }
end-info.insert("lx", end-info.x)
if end-info.ll-lvl != 0 { end-info.lx -= LIFELINE-W / 2 }
start-info.insert("rx", start-info.x + start-info.ll-lvl)
end-info.insert("rx", end-info.x + end-info.ll-lvl)
// Choose correct points to link
let x1 = start-info.rx
let x2 = end-info.lx
if (start-info.i > end-info.i) {
x1 = start-info.lx
x2 = end-info.rx
}
let style = (
mark: (
start: get-arrow-marks(seq.start-tip, seq.color),
end: get-arrow-marks(seq.end-tip, seq.color),
scale: 1.2
),
stroke: (
dash: if seq.dashed {(2pt,2pt)} else {"solid"},
paint: seq.color,
thickness: .5pt
)
)
let y0 = start-info.y
if "linked-note" in seq {
// TODO: adapt note.render
(seq.linked-note.draw)(seq.linked-note, y: start-info.y, forced: true)
}
let flip-mark = end-info.i <= start-info.i
if seq.flip {
flip-mark = not flip-mark
}
if flip-mark {
style.mark.end = reverse-arrow-mark(style.mark.end)
}
let pts
let comment-pt
let comment-anchor
let comment-angle = 0deg
if seq.p1 == seq.p2 {
if seq.flip {
x1 = start-info.lx
} else {
x2 = end-info.rx
}
let x-mid = if seq.flip {
calc.min(x1, x2) - 20
} else {
calc.max(x1, x2) + 20
}
pts = (
(x1, start-info.y),
(x-mid, start-info.y),
(x-mid, end-info.y),
(x2, end-info.y)
)
if comment != none {
comment-anchor = (
start: if x-mid < x1 {"south-east"} else {"south-west"},
end: if x-mid < x1 {"south-west"} else {"south-east"},
left: "south-west",
right: "south-east",
center: "south",
).at(seq.comment-align)
comment-pt = (
start: pts.first(),
end: pts.at(1),
left: if x-mid < x1 {pts.at(1)} else {pts.first()},
right: if x-mid < x1 {pts.first()} else {pts.at(1)},
center: (pts.first(), 50%, pts.at(1))
).at(seq.comment-align)
}
} else {
pts = (
(x1, start-info.y),
(x2, end-info.y)
)
if comment != none {
let start-pt = pts.first()
let end-pt = pts.last()
if seq.start-tip != "" {
start-pt = (pts.first(), COMMENT-PAD, pts.last())
}
if seq.end-tip != "" {
end-pt = (pts.last(), COMMENT-PAD, pts.first())
}
comment-pt = (
start: start-pt,
end: end-pt,
left: if x2 < x1 {end-pt} else {start-pt},
right: if x2 < x1 {start-pt} else {end-pt},
center: (start-pt, 50%, end-pt)
).at(seq.comment-align)
comment-anchor = (
start: if x2 < x1 {"south-east"} else {"south-west"},
end: if x2 < x1 {"south-west"} else {"south-east"},
left: "south-west",
right: "south-east",
center: "south",
).at(seq.comment-align)
}
let (p1, p2) = pts
if x2 < x1 {
(p1, p2) = (p2, p1)
}
comment-angle = vector.angle2(p1, p2)
}
// Start circle tip
if is-circle-tip(seq.start-tip) {
draw.circle(
pts.first(),
radius: CIRCLE-TIP-RADIUS,
stroke: none,
fill: seq.color,
name: "_circle-start-tip"
)
pts.at(0) = "_circle-start-tip"
// Start cross tip
} else if is-cross-tip(seq.start-tip) {
let size = CROSS-TIP-SIZE
let cross-pt = (
pts.first(),
size * 2,
pts.at(1)
)
draw.line(
(rel: (-size, -size), to: cross-pt),
(rel: (size, size), to: cross-pt),
stroke: seq.color + 1.5pt
)
draw.line(
(rel: (-size, size), to: cross-pt),
(rel: (size, -size), to: cross-pt),
stroke: seq.color + 1.5pt
)
pts.at(0) = cross-pt
}
// End circle tip
if is-circle-tip(seq.end-tip) {
draw.circle(
pts.last(),
radius: 3,
stroke: none,
fill: seq.color,
name: "_circle-end-tip"
)
pts.at(pts.len() - 1) = "_circle-end-tip"
// End cross tip
} else if is-cross-tip(seq.end-tip) {
let size = CROSS-TIP-SIZE
let cross-pt = (
pts.last(),
size * 2,
pts.at(pts.len() - 2)
)
draw.line(
(rel: (-size, -size), to: cross-pt),
(rel: (size, size), to: cross-pt),
stroke: seq.color + 1.5pt
)
draw.line(
(rel: (-size, size), to: cross-pt),
(rel: (size, -size), to: cross-pt),
stroke: seq.color + 1.5pt
)
pts.at(pts.len() - 1) = cross-pt
}
draw.line(..pts, ..style)
if comment != none {
draw.content(
comment-pt,
comment,
anchor: comment-anchor,
angle: comment-angle,
padding: 3pt
)
}
if seq.create-dst {
let dst-line = ctx.lifelines.at(i2)
dst-line.lines.push(("create", end-info.y))
ctx.lifelines.at(i2) = dst-line
}
if seq.enable-dst {
let dst-line = ctx.lifelines.at(i2)
dst-line.lines.push(("enable", end-info.y, seq.lifeline-style))
ctx.lifelines.at(i2) = dst-line
}
if "linked-note" in seq {
let m = note.get-size(seq.linked-note)
end-info.y = calc.min(end-info.y, y0 - m.height / 2)
}
set-ctx(c => {
c.y = end-info.y
c.lifelines = ctx.lifelines
return c
})
})

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@ -1,32 +0,0 @@
#import "../utils.typ": get-ctx, set-ctx, is-elmt
#let render(sync) = get-ctx(ctx => {
set-ctx(c => {
c.sync-ys = ()
return c
})
for e in sync.elmts {
assert(is-elmt(e), message: "Sync element can only contain chronos elements, found " + repr(e))
assert(
e.type == "seq",
message: "Sync element can only contain sequences, found '" + e.type + "'"
)
set-ctx(c => {
c.y = ctx.y
return c
})
(e.draw)(e)
set-ctx(c => {
c.sync-ys.push(c.y)
return c
})
}
set-ctx(c => {
c.y = calc.min(..c.sync-ys)
c.remove("sync-ys")
return c
})
})

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@ -1,407 +0,0 @@
#import "/src/cetz.typ" as cetz: canvas, draw
#import "utils.typ": *
#import "../group.typ"
//#import "../participant.typ"
//#import participant: PAR-SPECIALS
#import "draw/participant.typ"
#import "../sequence.typ"
#import "../separator.typ"
#import "../sync.typ"
#import "../consts.typ": *
#import "draw/note.typ": get-box as get-note-box, get-size as get-note-size
#let DEBUG-INVISIBLE = false
#let init-lifelines(participants) = {
return participants.map(p => {
p.insert("lifeline-lvl", 0)
p.insert("max-lifelines", 0)
p
})
}
#let unwrap-syncs(elements) = {
let i = 0
while i < elements.len() {
let elmt = elements.at(i)
if elmt.type == "sync" {
elements = (
elements.slice(0, i + 1) +
elmt.elmts +
elements.slice(i + 1)
)
}
i += 1
}
return elements
}
#let seq-update-lifelines(participants, pars-i, seq) = {
let participants = participants
let com = if seq.comment == none {""} else {seq.comment}
let i1 = pars-i.at(seq.p1)
let i2 = pars-i.at(seq.p2)
let cell = (
elmt: seq,
i1: calc.min(i1, i2),
i2: calc.max(i1, i2),
cell: box(com, inset: 3pt)
)
if seq.disable-src or seq.destroy-src {
let p = participants.at(i1)
p.lifeline-lvl -= 1
participants.at(i1) = p
}
if seq.disable-dst {
let p = participants.at(i2)
p.lifeline-lvl -= 1
participants.at(i2) = p
}
if seq.enable-dst {
let p = participants.at(i2)
p.lifeline-lvl += 1
p.max-lifelines = calc.max(p.max-lifelines, p.lifeline-lvl)
participants.at(i2) = p
}
return (participants, cell)
}
#let evt-update-lifelines(participants, pars-i, evt) = {
let par-name = evt.participant
let i = pars-i.at(par-name)
let par = participants.at(i)
if evt.event == "disable" or evt.event == "destroy" {
par.lifeline-lvl -= 1
} else if evt.event == "enable" {
par.lifeline-lvl += 1
par.max-lifelines = calc.max(par.max-lifelines, par.lifeline-lvl)
}
participants.at(i) = par
return participants
}
#let note-get-cell(pars-i, note) = {
let (p1, p2) = (none, none)
let cell = none
if note.side == "left" {
p1 = "["
p2 = note.pos
cell = get-note-box(note)
} else if note.side == "right" {
p1 = note.pos
p2 = "]"
cell = get-note-box(note)
} else if note.side == "over" and note.aligned-with != none {
let box1 = get-note-box(note)
let box2 = get-note-box(note.aligned-with)
let m1 = measure(box1)
let m2 = measure(box2)
cell = box(
width: (m1.width + m2.width) / 2,
height: calc.max(m1.height, m2.height)
)
p1 = note.pos
p2 = note.aligned-with.pos
} else {
return none
}
let i1 = pars-i.at(p1)
let i2 = pars-i.at(p2)
cell = (
elmt: note,
i1: calc.min(i1, i2),
i2: calc.max(i1, i2),
cell: cell
)
return cell
}
#let compute-max-lifeline-levels(participants, elements, pars-i) = {
let cells = ()
for elmt in elements {
if elmt.type == "seq" {
let cell
(participants, cell) = seq-update-lifelines(
participants,
pars-i,
elmt
)
cells.push(cell)
} else if elmt.type == "evt" {
participants = evt-update-lifelines(
participants,
pars-i,
elmt
)
} else if elmt.type == "note" {
let cell = note-get-cell(pars-i, elmt)
if cell != none {
cells.push(cell)
}
}
}
return (participants, elements, cells)
}
/// Compute minimum widths for participant names and shapes
#let participants-min-col-widths(participants) = {
let widths = ()
for i in range(participants.len() - 1) {
let p1 = participants.at(i)
let p2 = participants.at(i + 1)
let m1 = participant.get-size(p1)
let m2 = participant.get-size(p2)
let w1 = m1.width
let w2 = m2.width
widths.push(w1 / 2pt + w2 / 2pt + PAR-SPACE)
}
return widths
}
/// Compute minimum width for over notes
#let notes-min-col-widths(elements, widths, pars-i) = {
let widths = widths
let notes = elements.filter(e => e.type == "note")
for n in notes.filter(e => (e.side == "over" and
type(e.pos) == str)) {
let m = get-note-size(n)
let i = pars-i.at(n.pos)
if i < widths.len() {
widths.at(i) = calc.max(
widths.at(i),
m.width / 2 + NOTE-GAP
)
}
if i > 0 {
widths.at(i - 1) = calc.max(
widths.at(i - 1),
m.width / 2 + NOTE-GAP
)
}
}
return widths
}
/// Compute minimum width for simple sequences (spanning 1 column)
#let simple-seq-min-col-widths(cells, widths) = {
let widths = widths
for cell in cells.filter(c => c.i2 - c.i1 == 1) {
let m = measure(cell.cell)
widths.at(cell.i1) = calc.max(
widths.at(cell.i1),
m.width / 1pt + COMMENT-PAD
)
}
return widths
}
/// Compute minimum width for self sequences
#let self-seq-min-col-widths(cells, widths) = {
let widths = widths
for cell in cells.filter(c => (c.elmt.type == "seq" and
c.i1 == c.i2)) {
let m = measure(cell.cell)
let i = cell.i1
if cell.elmt.flip {
i -= 1
}
if 0 <= i and i < widths.len() {
widths.at(i) = calc.max(
widths.at(i),
m.width / 1pt + COMMENT-PAD
)
}
}
return widths
}
/// Compute remaining widths for longer sequences (spanning multiple columns)
#let long-seq-min-col-widths(cells, widths) = {
let widths = widths
let multicol-cells = cells.filter(c => c.i2 - c.i1 > 1)
multicol-cells = multicol-cells.sorted(key: c => {
c.i1 * 1000 + c.i2
})
for cell in multicol-cells {
let m = measure(cell.cell)
let width = (
m.width / 1pt +
COMMENT-PAD -
widths.slice(cell.i1, cell.i2 - 1).sum()
)
widths.at(cell.i2 - 1) = calc.max(
widths.at(cell.i2 - 1), width
)
}
return widths
}
/// Add lifeline widths
#let col-widths-add-lifelines(participants, widths) = {
return widths.enumerate().map(((i, w)) => {
let p1 = participants.at(i)
let p2 = participants.at(i + 1)
w += p1.max-lifelines * LIFELINE-W / 2
if p2.max-lifelines != 0 {
w += LIFELINE-W / 2
}
return w
})
}
#let process-col-elements(elements, widths, pars-i) = {
let widths = widths
let cols = elements.filter(e => e.type == "col")
for col in cols {
let i1 = pars-i.at(col.p1)
let i2 = pars-i.at(col.p2)
if calc.abs(i1 - i2) != 1 {
let i-min = calc.min(i1, i2)
let i-max = calc.max(i1, i2)
let others = pars-i.pairs()
.sorted(key: p => p.last())
.slice(i-min + 1, i-max)
.map(p => "'" + p.first() + "'")
.join(", ")
panic(
"Column participants must be consecutive (participants (" +
others +
") are in between)"
)
}
let i = calc.min(i1, i2)
let width = widths.at(i)
if col.width != auto {
width = normalize-units(col.width)
}
width = calc.max(
width,
normalize-units(col.min-width)
)
if col.max-width != none {
width = calc.min(
width,
normalize-units(col.max-width)
)
}
widths.at(i) = width + normalize-units(col.margin)
}
return widths
}
#let compute-columns-width(participants, elements, pars-i) = {
elements = elements.filter(is-elmt)
elements = unwrap-syncs(elements)
let cells
(participants, elements, cells) = compute-max-lifeline-levels(participants, elements, pars-i)
let widths = participants-min-col-widths(participants)
widths = notes-min-col-widths(elements, widths, pars-i)
widths = simple-seq-min-col-widths(cells, widths)
widths = self-seq-min-col-widths(cells, widths)
widths = long-seq-min-col-widths(cells, widths)
widths = col-widths-add-lifelines(participants, widths)
widths = process-col-elements(elements, widths, pars-i)
return widths
}
#let setup-ctx(participants, elements) = (ctx => {
let state = ctx.at("shared-state", default: (:))
let chronos-ctx = (
participants: init-lifelines(participants),
pars-i: get-participants-i(participants),
y: 0,
groups: (),
lifelines: participants.map(_ => (
level: 0,
lines: ()
))
)
chronos-ctx.insert(
"widths",
compute-columns-width(
chronos-ctx.participants,
elements,
chronos-ctx.pars-i
)
)
// Compute each column's X position
let x-pos = (0,)
for width in chronos-ctx.widths {
x-pos.push(x-pos.last() + width)
}
chronos-ctx.insert("x-pos", x-pos)
state.insert("chronos", chronos-ctx)
ctx.shared-state = state
return (
ctx: ctx
)
},)
#let render-debug() = get-ctx(ctx => {
for p in ctx.participants.filter(p => p.invisible) {
let color = if p.name.starts-with("?") {green} else if p.name.ends-with("?") {red} else {blue}
let x = ctx.x-pos.at(p.i)
draw.line(
(x, 0),
(x, ctx.y),
stroke: (paint: color, dash: "dotted")
)
draw.content(
(x, 0),
p.display-name,
anchor: "west",
angle: 90deg
)
}
})
#let render(participants, elements) = context canvas(length: 1pt, {
setup-ctx(participants, elements)
// Draw participants (start)
get-ctx(ctx => {
for p in ctx.participants {
if p.from-start and not p.invisible and p.show-top {
(p.draw)(p)
}
}
})
// Draw elements
for elmt in elements {
if not is-elmt(elmt) {
(elmt,)
} else if "draw" in elmt and elmt.type != "par" {
(elmt.draw)(elmt)
}
}
set-ctx(ctx => {
ctx.y -= Y-SPACE
return ctx
})
draw.on-layer(-1, {
if DEBUG-INVISIBLE {
render-debug()
}
participant.render-lifelines()
})
})

View File

@ -1,319 +0,0 @@
#import "utils.typ": is-elmt, get-group-span
#import "../participant.typ": _exists as par-exists, _par
#import "draw/group.typ": render-end as grp-render-end
#let flatten-group(elmts, i) = {
let group = elmts.at(i)
elmts.at(i) = group
return (
elmts.slice(0, i + 1) +
group.elmts +
((
type: "grp-end",
draw: grp-render-end,
start-i: i
),) +
elmts.slice(i+1)
)
}
#let update-group-children(elmts, i) = {
let elmts = elmts
let group-end = elmts.at(i)
elmts.at(group-end.start-i).elmts = elmts.slice(group-end.start-i + 1, i)
return elmts
}
#let convert-return(elmts, i, activation-history) = {
if activation-history.len() == 0 {
panic("Cannot return if no lifeline is activated")
}
let elmts = elmts
let activation-history = activation-history
let ret = elmts.at(i)
let seq = activation-history.pop()
elmts.at(i) = _seq(
seq.p2, seq.p1,
comment: ret.comment,
disable-src: true,
dashed: true
).first()
return (elmts, activation-history)
}
#let unwrap-containers(elmts) = {
let elmts = elmts
let i = 0
let activation-history = ()
// Flatten groups + convert returns
while i < elmts.len() {
let elmt = elmts.at(i)
if not is-elmt(elmt) {
i += 1
continue
}
if elmt.type == "grp" {
elmts = flatten-group(elmts, i)
} else if elmt.type == "seq" {
if elmt.enable-dst {
activation-history.push(elmt)
}
} else if elmt.type == "evt" {
if elmt.event == "enable" {
for elmt2 in elmts.slice(0, i).rev() {
if elmt2.type == "seq" {
activation-history.push(elmt2)
break
}
}
}
} else if elmt.type == "ret" {
(elmts, activation-history) = convert-return(elmts, i, activation-history)
}
i += 1
}
return (elmts, activation-history)
}
#let prepare-seq-participants(ctx, seq) = {
let ctx = ctx
if not par-exists(ctx.participants, seq.p1) {
ctx.participants.push(_par(seq.p1).first())
}
if not par-exists(ctx.participants, seq.p2) {
ctx.participants.push(_par(
seq.p2,
from-start: not seq.create-dst
).first())
} else if seq.create-dst {
let i = ctx.participants.position(p => p.name == seq.p2)
ctx.participants.at(i).from-start = false
}
let p1 = seq.p1
let p2 = seq.p2
if seq.p1 == "?" {
p1 = "?" + seq.p2
}
if seq.p2 == "?" {
p2 = seq.p1 + "?"
}
ctx.linked.push(p1)
ctx.linked.push(p2)
ctx.last-seq = (
seq: seq,
i: ctx.i,
p1: p1,
p2: p2
)
return ctx
}
#let prepare-note-participants(ctx, note) = {
let ctx = ctx
let note = note
note.insert(
"linked",
note.pos == none and note.side != "across"
)
if note.pos == none and note.side != "across" {
let names = ctx.participants.map(p => p.name)
let i1 = names.position(n => n == ctx.last-seq.p1)
let i2 = names.position(n => n == ctx.last-seq.p2)
let pars = (
(i1, ctx.last-seq.p1),
(i2, ctx.last-seq.p2)
).sorted(key: p => p.first())
if note.side == "left" {
note.pos = pars.first().last()
} else if note.side == "right" {
note.pos = pars.last().last()
}
let seq = ctx.last-seq.seq
seq.insert("linked-note", note)
ctx.elmts.at(ctx.last-seq.i) = seq
}
if note.aligned {
let n = ctx.last-note.note
n.aligned-with = note
ctx.elmts.at(ctx.last-note.i) = n
}
if note.side == "left" {
ctx.linked.push("[")
} else if note.side == "right" {
ctx.linked.push("]")
}
let pars = none
if type(note.pos) == str {
pars = (note.pos,)
} else if type(note.pos) == array {
pars = note.pos
}
if pars != none {
for par in pars {
if not par-exists(ctx.participants, par) {
participants.push(_par(par).first())
}
}
}
ctx.elmts.at(ctx.i) = note
ctx.last-note = (
note: note,
i: ctx.i
)
return ctx
}
#let prepare-evt-participants(ctx, evt) = {
let par = evt.participant
if not par-exists(ctx.participants, par) {
let p = _par(
par,
from-start: evt.event != "create"
).first()
ctx.participants.push(p)
} else if evt.event == "create" {
let i = ctx.participants.position(p => p.name == par)
ctx.participants.at(i).from-start = false
}
return ctx
}
#let normalize-special-participants(elmt) = {
if elmt.p1 == "?" {
elmt.p1 = "?" + elmt.p2
} else if elmt.p2 == "?" {
elmt.p2 = elmt.p1 + "?"
}
return elmt
}
#let prepare-participants(elmts) = {
let ctx = (
linked: (),
last-seq: none,
last-note: none,
participants: (),
elmts: elmts,
i: 0
)
for (i, elmt) in ctx.elmts.enumerate() {
ctx.i = i
if not is-elmt(elmt) {
continue
}
if elmt.type == "par" {
ctx.participants.push(elmt)
} else if elmt.type == "seq" {
ctx = prepare-seq-participants(ctx, elmt)
} else if elmt.type == "note" {
ctx = prepare-note-participants(ctx, elmt)
} else if elmt.type == "evt" {
ctx = prepare-evt-participants(ctx, elmt)
}
}
ctx.linked = ctx.linked.dedup()
let pars = ctx.participants
let participants = ()
if "[" in ctx.linked {
participants.push(_par("[", invisible: true).first())
}
for (i, p) in pars.enumerate() {
let before = _par(
"?" + p.name,
invisible: true
).first()
let after = _par(
p.name + "?",
invisible: true
).first()
if before.name in ctx.linked {
if participants.len() == 0 or not participants.last().name.ends-with("?") {
participants.push(before)
} else {
participants.insert(-1, before)
}
}
participants.push(p)
if after.name in ctx.linked {
participants.push(after)
}
}
if "]" in ctx.linked {
participants.push(_par(
"]",
invisible: true
).first())
}
return (ctx.elmts, participants)
}
#let finalize-setup(elmts, participants) = {
for (i, p) in participants.enumerate() {
p.insert("i", i)
participants.at(i) = p
}
let containers = ()
for (i, elmt) in elmts.enumerate() {
if not is-elmt(elmt) {
continue
}
if elmt.type == "seq" {
elmts.at(i) = normalize-special-participants(elmt)
} else if elmt.type == "grp-end" {
// Put back elements in group because they might have changed
elmts = update-group-children(elmts, i)
} else if elmt.type in ("grp", "alt") {
containers.push(i)
}
}
// Compute groups spans (horizontal)
for i in containers {
let elmt = elmts.at(i)
let (min-i, max-i) = get-group-span(participants, elmt)
elmts.at(i).insert("min-i", min-i)
elmts.at(i).insert("max-i", max-i)
}
return (elmts, participants)
}
#let setup(elements) = {
let (elmts, activation-history) = unwrap-containers(elements)
let participants
(elmts, participants) = prepare-participants(elmts)
return finalize-setup(elmts, participants)
}

View File

@ -1,19 +1,11 @@
#import "core/utils.typ": fit-canvas, set-ctx #import "utils.typ": get-group-span, fit-canvas
#import "core/renderer.typ": render #import "renderer.typ": render
#import "participant.typ" as participant: _par, PAR-SPECIALS #import "participant.typ" as participant: _par, PAR-SPECIALS
#import "sequence.typ": _seq #import "sequence.typ": _seq
#import "core/draw/event.typ": render as evt-render
#import "core/setup.typ": setup
#let gap-render(gap) = set-ctx(ctx => {
ctx.y -= gap.size
return ctx
})
#let _gap(size: 20) = { #let _gap(size: 20) = {
return (( return ((
type: "gap", type: "gap",
draw: gap-render,
size: size size: size
),) ),)
} }
@ -21,7 +13,6 @@
#let _evt(participant, event) = { #let _evt(participant, event) = {
return (( return ((
type: "evt", type: "evt",
draw: evt-render,
participant: participant, participant: participant,
event: event, event: event,
lifeline-style: auto lifeline-style: auto
@ -45,7 +36,214 @@
return return
} }
let (elmts, participants) = setup(elements) let participants = ()
let elmts = elements
let i = 0
let activation-history = ()
// Flatten groups + convert returns
while i < elmts.len() {
let elmt = elmts.at(i)
if elmt.type == "grp" {
elmt.elmts = elmt.elmts.map(e => {
if e.type == "seq" {
if e.p1 == "?" {
e.p1 = "?" + e.p2
} else if e.p2 == "?" {
e.p2 = e.p1 + "?"
}
}
e
})
elmts.at(i) = elmt
elmts = (
elmts.slice(0, i + 1) +
elmt.elmts +
((
type: "grp-end",
start-i: i
),) +
elmts.slice(i+1)
)
} else if elmt.type == "grp-end" {
// Put back elements in group because they might have changed
elmts.at(elmt.start-i).elmts = elmts.slice(elmt.start-i + 1, i)
} else if elmt.type == "seq" {
if elmt.enable-dst {
activation-history.push(elmt)
}
} else if elmt.type == "evt" {
if elmt.event == "enable" {
for elmt2 in elmts.slice(0, i).rev() {
if elmt2.type == "seq" {
activation-history.push(elmt2)
break
}
}
}
} else if elmt.type == "ret" {
if activation-history.len() == 0 {
panic("Cannot return if no lifeline is activated")
}
let seq = activation-history.pop()
elmts.at(i) = _seq(
seq.p2, seq.p1,
comment: elmt.comment,
disable-src: true,
dashed: true
).first()
}
i += 1
}
// List participants
let linked = ()
let last-seq = none
let last-note = none
for (i, elmt) in elmts.enumerate() {
if elmt.type == "par" {
participants.push(elmt)
} else if elmt.type == "seq" {
if not participant._exists(participants, elmt.p1) {
participants.push(_par(elmt.p1).first())
}
if not participant._exists(participants, elmt.p2) {
let par = _par(elmt.p2, from-start: not elmt.create-dst).first()
participants.push(par)
} else if elmt.create-dst {
let i = participants.position(p => p.name == elmt.p2)
participants.at(i).from-start = false
}
let p1 = elmt.p1
let p2 = elmt.p2
if elmt.p1 == "?" {
p1 = "?" + elmt.p2
}
if elmt.p2 == "?" {
p2 = elmt.p1 + "?"
}
linked.push(p1)
linked.push(p2)
last-seq = (
elmt: elmt,
i: i,
p1: p1,
p2: p2
)
} else if elmt.type == "note" {
elmt.insert("linked", elmt.pos == none and elmt.side != "across")
if elmt.pos == none and elmt.side != "across" {
let names = participants.map(p => p.name)
let i1 = names.position(n => n == last-seq.p1)
let i2 = names.position(n => n == last-seq.p2)
let pars = ((i1, last-seq.p1), (i2, last-seq.p2)).sorted(key: p => p.first())
if elmt.side == "left" {
elmt.pos = pars.first().last()
} else if elmt.side == "right" {
elmt.pos = pars.last().last()
}
let seq = last-seq.elmt
seq.insert("linked-note", elmt)
elmts.at(last-seq.i) = seq
}
if elmt.aligned {
let n = last-note.elmt
n.aligned-with = elmt
elmts.at(last-note.i) = n
}
elmts.at(i) = elmt
if elmt.side == "left" {
linked.push("[")
} else if elmt.side == "right" {
linked.push("]")
}
let pars = none
if type(elmt.pos) == str {
pars = (elmt.pos,)
} else if type(elmt.pos) == array {
pars = elmt.pos
}
if pars != none {
for par in pars {
if not participant._exists(participants, par) {
participants.push(_par(par).first())
}
}
}
last-note = (
elmt: elmt,
i: i
)
} else if elmt.type == "evt" {
let par = elmt.participant
if not participant._exists(participants, par) {
let p = _par(par, from-start: elmt.event != "create").first()
participants.push(p)
} else if elmt.event == "create" {
let i = participants.position(p => p.name == par)
participants.at(i).from-start = false
}
}
}
linked = linked.dedup()
let pars = participants
participants = ()
if "[" in linked {
participants.push(_par("[", invisible: true).first())
}
for (i, p) in pars.enumerate() {
let before = _par("?" + p.name, invisible: true).first()
let after = _par(p.name + "?", invisible: true).first()
if before.name in linked {
if participants.len() == 0 or not participants.last().name.ends-with("?") {
participants.push(before)
} else {
participants.insert(-1, before)
}
}
participants.push(p)
if after.name in linked {
participants.push(after)
}
}
if "]" in linked {
participants.push(_par("]", invisible: true).first())
}
// Add index to participant
for (i, p) in participants.enumerate() {
p.insert("i", i)
participants.at(i) = p
}
// Compute groups spans (horizontal)
for (i, elmt) in elmts.enumerate() {
if elmt.type == "grp" or elmt.type == "alt" {
let (min-i, max-i) = get-group-span(participants, elmt)
elmts.at(i).insert("min-i", min-i)
elmts.at(i).insert("max-i", max-i)
} else if elmt.type == "seq" {
if elmt.p1 == "?" {
elmts.at(i).p1 = "?" + elmt.p2
} else if elmt.p2 == "?" {
elmts.at(i).p2 = elmt.p1 + "?"
}
}
}
let canvas = render(participants, elmts) let canvas = render(participants, elmts)
fit-canvas(canvas, width: width) fit-canvas(canvas, width: width)

View File

@ -1,11 +1,9 @@
#import "/src/cetz.typ": draw #import "/src/cetz.typ": draw
#import "consts.typ": * #import "consts.typ": *
#import "core/draw/group.typ"
#let _grp(name, desc: none, type: "default", elmts) = { #let _grp(name, desc: none, type: "default", elmts) = {
return (( return ((
type: "grp", type: "grp",
draw: group.render-start,
name: name, name: name,
desc: desc, desc: desc,
grp-type: type, grp-type: type,
@ -22,7 +20,6 @@
let else-elmts = args.at(i + 1, default: ()) let else-elmts = args.at(i + 1, default: ())
all-elmts.push(( all-elmts.push((
type: "else", type: "else",
draw: group.render-else,
desc: else-desc desc: else-desc
)) ))
all-elmts += else-elmts all-elmts += else-elmts
@ -43,3 +40,60 @@
} }
#let _opt(desc, elmts) = grp("opt", desc: desc, type: "opt", elmts) #let _opt(desc, elmts) = grp("opt", desc: desc, type: "opt", elmts)
#let _break(desc, elmts) = grp("break", desc: desc, type: "break", elmts) #let _break(desc, elmts) = grp("break", desc: desc, type: "break", elmts)
#let render(x0, x1, y0, y1, group) = {
let shapes = ()
let name = text(group.name, weight: "bold")
let m = measure(box(name))
let w = m.width / 1pt + 15
let h = m.height / 1pt + 6
shapes += draw.rect(
(x0, y0),
(x1, y1)
)
shapes += draw.merge-path(
fill: COL-GRP-NAME,
close: true,
{
draw.line(
(x0, y0),
(x0 + w, y0),
(x0 + w, y0 - h / 2),
(x0 + w - 5, y0 - h),
(x0, y0 - h)
)
}
)
shapes += draw.content(
(x0, y0),
name,
anchor: "north-west",
padding: (left: 5pt, right: 10pt, top: 3pt, bottom: 3pt)
)
if group.desc != none {
shapes += draw.content(
(x0 + w, y0),
text([\[#group.desc\]], weight: "bold", size: .8em),
anchor: "north-west",
padding: 3pt
)
}
return shapes
}
#let render-else(x0, x1, y, elmt) = {
let shapes = draw.line(
(x0, y),
(x1, y),
stroke: (dash: (2pt, 1pt), thickness: .5pt)
)
shapes += draw.content(
(x0, y),
text([\[#elmt.desc\]], weight: "bold", size: .8em),
anchor: "north-west",
padding: 3pt
)
return shapes
}

View File

@ -1,4 +1,4 @@
#let version = version(0, 2, 2) #let version = version(0, 2, 1)
#import "diagram.typ": diagram, from-plantuml, _gap, _evt, _col #import "diagram.typ": diagram, from-plantuml, _gap, _evt, _col
#import "sequence.typ": _seq, _ret #import "sequence.typ": _seq, _ret

View File

@ -1,6 +1,5 @@
#import "/src/cetz.typ": draw #import "/src/cetz.typ": draw
#import "consts.typ": * #import "consts.typ": *
#import "core/draw/note.typ"
#let SIDES = ( #let SIDES = (
"left", "left",
@ -31,7 +30,6 @@
} }
return (( return ((
type: "note", type: "note",
draw: note.render,
side: side, side: side,
content: content, content: content,
pos: pos, pos: pos,
@ -41,3 +39,147 @@
aligned-with: none aligned-with: none
),) ),)
} }
#let get-note-box(note) = {
let PAD = if note.shape == "hex" {NOTE-HEX-PAD} else {NOTE-PAD}
let inset = (
left: PAD.last() * 1pt,
right: PAD.last() * 1pt,
top: PAD.first() * 1pt,
bottom: PAD.first() * 1pt,
)
if note.shape == "default" {
inset.right += NOTE-CORNER-SIZE * 1pt
}
if note.side == "left" {
inset.right += NOTE-GAP * 1pt
} else if note.side == "right" {
inset.left += NOTE-GAP * 1pt
}
return box(note.content, inset: inset)
}
#let get-size(note) = {
let PAD = if note.shape == "hex" {NOTE-HEX-PAD} else {NOTE-PAD}
let m = measure(box(note.content))
let w = m.width / 1pt + PAD.last() * 2
let h = m.height / 1pt + PAD.first() * 2
if note.shape == "default" {
w += NOTE-CORNER-SIZE
}
return (
width: w,
height: h
)
}
#let _get-base-x(pars-i, x-pos, note) = {
if note.side == "across" {
return (x-pos.first() + x-pos.last()) / 2
}
if note.side == "over" {
if type(note.pos) == array {
let xs = note.pos.map(par => x-pos.at(pars-i.at(par)))
return (calc.min(..xs) + calc.max(..xs)) / 2
}
}
return x-pos.at(pars-i.at(note.pos))
}
#let render(pars-i, x-pos, note, y, lifelines) = {
let shapes = ()
let PAD = if note.shape == "hex" {NOTE-HEX-PAD} else {NOTE-PAD}
let m = measure(box(note.content))
let w = m.width / 1pt + PAD.last() * 2
let h = m.height / 1pt + PAD.first() * 2
let total-w = w
if note.shape == "default" {
total-w += NOTE-CORNER-SIZE
}
let base-x = _get-base-x(pars-i, x-pos, note)
let i = none
if note.pos != none and type(note.pos) == str {
i = pars-i.at(note.pos)
}
let x0 = base-x
if note.side == "left" {
x0 -= NOTE-GAP
x0 -= total-w
if lifelines.at(i).level != 0 {
x0 -= LIFELINE-W / 2
}
} else if note.side == "right" {
x0 += NOTE-GAP
x0 += lifelines.at(i).level * LIFELINE-W / 2
} else if note.side == "over" or note.side == "across" {
x0 -= total-w / 2
}
let x1 = x0 + w
let x2 = x0 + total-w
let y0 = y
if note.linked {
y0 += h / 2
}
let y1 = y0 - h
if note.shape == "default" {
shapes += draw.merge-path(
stroke: black + .5pt,
fill: note.color,
close: true,
{
draw.line(
(x0, y0),
(x1, y0),
(x2, y0 - NOTE-CORNER-SIZE),
(x2, y1),
(x0, y1)
)
}
)
shapes += draw.line((x1, y0), (x1, y0 - NOTE-CORNER-SIZE), (x2, y0 - NOTE-CORNER-SIZE), stroke: black + .5pt)
} else if note.shape == "rect" {
shapes += draw.rect(
(x0, y0),
(x2, y1),
stroke: black + .5pt,
fill: note.color
)
} else if note.shape == "hex" {
let lx = x0 + PAD.last()
let rx = x2 - PAD.last()
let my = (y0 + y1) / 2
shapes += draw.merge-path(
stroke: black + .5pt,
fill: note.color,
close: true,
{
draw.line(
(lx, y0),
(rx, y0),
(x2, my),
(rx, y1),
(lx, y1),
(x0, my),
)
}
)
}
shapes += draw.content(
((x0 + x1)/2, (y0 + y1)/2),
note.content,
anchor: "center"
)
if note.aligned-with == none and (note.pos != none or note.side == "across") {
y -= h
}
let r = (y, shapes)
return r
}

View File

@ -1,6 +1,5 @@
#import "/src/cetz.typ": draw #import "/src/cetz.typ": draw
#import "consts.typ": * #import "consts.typ": *
#import "core/draw/participant.typ": render as par-render
#let PAR-SPECIALS = "?[]" #let PAR-SPECIALS = "?[]"
#let SHAPES = ( #let SHAPES = (
@ -23,11 +22,6 @@
invisible: false, invisible: false,
shape: "participant", shape: "participant",
color: DEFAULT-COLOR, color: DEFAULT-COLOR,
line-stroke: (
dash: "dashed",
paint: gray.darken(40%),
thickness: .5pt
),
custom-image: none, custom-image: none,
show-bottom: true, show-bottom: true,
show-top: true, show-top: true,
@ -37,14 +31,12 @@
} }
return (( return ((
type: "par", type: "par",
draw: par-render,
name: name, name: name,
display-name: if display-name == auto {name} else {display-name}, display-name: if display-name == auto {name} else {display-name},
from-start: from-start, from-start: from-start,
invisible: invisible, invisible: invisible,
shape: shape, shape: shape,
color: color, color: color,
line-stroke: line-stroke,
custom-image: custom-image, custom-image: custom-image,
show-bottom: show-bottom, show-bottom: show-bottom,
show-top: show-top show-top: show-top
@ -63,3 +55,307 @@
} }
return false return false
} }
#let get-size(par) = {
if par.invisible {
return (width: 0pt, height: 0pt)
}
let m = measure(box(par.display-name))
let w = m.width
let h = m.height
let (shape-w, shape-h) = (
participant: (w + PAR-PAD.last() * 2, h + PAR-PAD.first() * 2),
actor: (ACTOR-WIDTH * 1pt, ACTOR-WIDTH * 2pt + SYM-GAP * 1pt + h),
boundary: (BOUNDARY-HEIGHT * 2pt, BOUNDARY-HEIGHT * 1pt + SYM-GAP * 1pt + h),
control: (CONTROL-HEIGHT * 1pt, CONTROL-HEIGHT * 1pt + SYM-GAP * 1pt + h),
entity: (ENTITY-HEIGHT * 1pt, ENTITY-HEIGHT * 1pt + 2pt + SYM-GAP * 1pt + h),
database: (DATABASE-WIDTH * 1pt, DATABASE-WIDTH * 4pt / 3 + SYM-GAP * 1pt + h),
collections: (
w + COLLECTIONS-PAD.last() * 2 + calc.abs(COLLECTIONS-DX) * 1pt,
h + COLLECTIONS-PAD.first() * 2 + calc.abs(COLLECTIONS-DY) * 1pt,
),
queue: (
w + QUEUE-PAD.last() * 2 + 3 * (h + QUEUE-PAD.first() * 2) / 4,
h + QUEUE-PAD.first() * 2
),
custom: (
measure(par.custom-image).width,
measure(par.custom-image).height + SYM-GAP * 1pt + h
)
).at(par.shape)
return (
width: calc.max(w, shape-w),
height: calc.max(h, shape-h)
)
}
#let _render-participant(x, y, p, m, bottom) = {
let w = m.width / 1pt
let h = m.height / 1pt
let x0 = x - w / 2 - PAR-PAD.last() / 1pt
let x1 = x + w / 2 + PAR-PAD.last() / 1pt
let y0 = y + h + PAR-PAD.first() / 1pt * 2
if bottom {
y0 = y
}
let y1 = y0 - h - PAR-PAD.first() / 1pt * 2
draw.rect(
(x0, y0),
(x1, y1),
radius: 2pt,
fill: p.color,
stroke: black + .5pt
)
draw.content(
((x0 + x1) / 2, (y0 + y1) / 2),
p.display-name,
anchor: "center"
)
}
#let _render-actor(x, y, p, m, bottom) = {
let w2 = ACTOR-WIDTH / 2
let head-r = ACTOR-WIDTH / 4
let height = ACTOR-WIDTH * 2
let arms-y = height * 0.375
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + height + SYM-GAP}
draw.circle(
(x, y0 - head-r),
radius: head-r,
fill: p.color,
stroke: black + .5pt
)
draw.line((x, y0 - head-r * 2), (x, y0 - height + w2), stroke: black + .5pt)
draw.line((x - w2, y0 - arms-y), (x + w2, y0 - arms-y), stroke: black + .5pt)
draw.line((x - w2, y0 - height), (x, y0 - height + w2), (x + w2, y0 - height), stroke: black + .5pt)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-boundary(x, y, p, m, bottom) = {
let circle-r = BOUNDARY-HEIGHT / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + BOUNDARY-HEIGHT + SYM-GAP}
let x0 = x - BOUNDARY-HEIGHT
let y1 = y0 - circle-r
let y2 = y0 - BOUNDARY-HEIGHT
draw.circle(
(x + circle-r, y1),
radius: circle-r,
fill: p.color,
stroke: black + .5pt
)
draw.line(
(x0, y0), (x0, y2),
stroke: black + .5pt
)
draw.line(
(x0, y1), (x, y1),
stroke: black + .5pt
)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-control(x, y, p, m, bottom) = {
let r = CONTROL-HEIGHT / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + CONTROL-HEIGHT + SYM-GAP}
draw.circle(
(x, y0 - r),
radius: r,
fill: p.color,
stroke: black + .5pt
)
draw.mark((x, y0), (x - r / 2, y0), symbol: "stealth", fill: black)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-entity(x, y, p, m, bottom) = {
let r = ENTITY-HEIGHT / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + ENTITY-HEIGHT + SYM-GAP}
let y1 = y0 - ENTITY-HEIGHT - 1.5
draw.circle(
(x, y0 - r),
radius: r,
fill: p.color,
stroke: black + .5pt
)
draw.line(
(x - r, y1),
(x + r, y1),
stroke: black + .5pt
)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-database(x, y, p, m, bottom) = {
let height = DATABASE-WIDTH * 4 / 3
let rx = DATABASE-WIDTH / 2
let ry = rx / 2
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + height + SYM-GAP}
let y1 = y0 - height
draw.merge-path(
close: true,
fill: p.color,
stroke: black + .5pt,
{
draw.bezier((x - rx, y0 - ry), (x, y0), (x - rx, y0 - ry/2), (x - rx/2, y0))
draw.bezier((), (x + rx, y0 - ry), (x + rx/2, y0), (x + rx, y0 - ry/2))
draw.line((), (x + rx, y1 + ry))
draw.bezier((), (x, y1), (x + rx, y1 + ry/2), (x + rx/2, y1))
draw.bezier((), (x - rx, y1 + ry), (x - rx/2, y1), (x - rx, y1 + ry/2))
}
)
draw.merge-path(
stroke: black + .5pt,
{
draw.bezier((x - rx, y0 - ry), (x, y0 - ry*2), (x - rx, y0 - 3*ry/2), (x - rx/2, y0 - ry*2))
draw.bezier((), (x + rx, y0 - ry), (x + rx/2, y0 - ry*2), (x + rx, y0 - 3*ry/2))
}
)
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let _render-collections(x, y, p, m, bottom) = {
let w = m.width / 1pt
let h = m.height / 1pt
let dx = COLLECTIONS-DX
let dy = COLLECTIONS-DY
let total-w = w + PAR-PAD.last() * 2 / 1pt + calc.abs(dx)
let total-h = h + PAR-PAD.first() * 2 / 1pt + calc.abs(dy)
let x0 = x - total-w / 2
let x1 = x0 + calc.abs(dx)
let x3 = x0 + total-w
let x2 = x3 - calc.abs(dx)
let y0 = if bottom {y} else {y + total-h}
let y1 = y0 - calc.abs(dy)
let y3 = y0 - total-h
let y2 = y3 + calc.abs(dy)
let r1 = (x1, y0, x3, y2)
let r2 = (x0, y1, x2, y3)
if dx < 0 {
r1.at(0) = x0
r1.at(2) = x2
r2.at(0) = x1
r2.at(2) = x3
}
if dy < 0 {
r1.at(1) = y1
r1.at(3) = y3
r2.at(1) = y0
r2.at(3) = y2
}
draw.rect(
(r1.at(0), r1.at(1)),
(r1.at(2), r1.at(3)),
fill: p.color,
stroke: black + .5pt
)
draw.rect(
(r2.at(0), r2.at(1)),
(r2.at(2), r2.at(3)),
fill: p.color,
stroke: black + .5pt
)
draw.content(
((r2.at(0) + r2.at(2)) / 2, (r2.at(1) + r2.at(3)) / 2),
p.display-name,
anchor: "center"
)
}
#let _render-queue(x, y, p, m, bottom) = {
let w = (m.width + QUEUE-PAD.last() * 2) / 1pt
let h = (m.height + QUEUE-PAD.first() * 2) / 1pt
let total-h = h
let ry = total-h / 2
let rx = ry / 2
let total-w = w + 3 + 3 * rx
let x0 = x - total-w / 2
let y0 = if bottom {y} else {y + total-h}
let y1 = y0 - total-h
let x-left = x0 + rx
let x-right = x-left + w + rx
draw.merge-path(
close: true,
fill: p.color,
stroke: black + .5pt,
{
draw.bezier((x-right, y0), (x-right + rx, y0 - ry), (x-right + rx/2, y0), (x-right + rx, y0 - ry/2))
draw.bezier((), (x-right, y1), (x-right + rx, y1 + ry/2), (x-right + rx/2, y1))
draw.line((), (x-left, y1))
draw.bezier((), (x-left - rx, y0 - ry), (x-left - rx/2, y1), (x-left - rx, y1 + ry/2))
draw.bezier((), (x-left, y0), (x-left - rx, y0 - ry/2), (x-left - rx/2, y0))
}
)
draw.merge-path(
stroke: black + .5pt,
{
draw.bezier((x-right, y0), (x-right - rx, y0 - ry), (x-right - rx/2, y0), (x-right - rx, y0 - ry/2))
draw.bezier((), (x-right, y1), (x-right - rx, y1 + ry/2), (x-right - rx/2, y1))
}
)
draw.content(
((x-left + x-right - rx) / 2, y0 - ry),
p.display-name,
anchor: "center"
)
}
#let _render-custom(x, y, p, m, bottom) = {
let image-m = measure(p.custom-image)
let y0 = if bottom {y - m.height / 1pt - SYM-GAP} else {y + m.height / 1pt + image-m.height / 1pt + SYM-GAP}
draw.content((x - image-m.width / 2pt, y0), p.custom-image, anchor: "north-west")
draw.content(
(x, y),
p.display-name,
anchor: if bottom {"north"} else {"south"}
)
}
#let render(x-pos, p, y: 0, bottom: false) = {
let m = measure(box(p.display-name))
let func = (
participant: _render-participant,
actor: _render-actor,
boundary: _render-boundary,
control: _render-control,
entity: _render-entity,
database: _render-database,
collections: _render-collections,
queue: _render-queue,
custom: _render-custom,
).at(p.shape)
func(x-pos.at(p.i), y, p, m, bottom)
}

522
src/renderer.typ Normal file
View File

@ -0,0 +1,522 @@
#import "/src/cetz.typ": canvas, draw
#import "utils.typ": get-participants-i, get-style, normalize-units
#import "group.typ"
#import "participant.typ"
#import participant: PAR-SPECIALS
#import "sequence.typ"
#import "separator.typ"
#import "sync.typ"
#import "consts.typ": *
#import "note.typ" as note: get-note-box
#let DEBUG-INVISIBLE = false
#let get-columns-width(participants, elements) = {
participants = participants.map(p => {
p.insert("lifeline-lvl", 0)
p.insert("max-lifelines", 0)
p
})
let pars-i = get-participants-i(participants)
let cells = ()
// Unwrap syncs
let i = 0
while i < elements.len() {
let elmt = elements.at(i)
if elmt.type == "sync" {
elements = elements.slice(0, i + 1) + elmt.elmts + elements.slice(i + 1)
}
i += 1
}
// Compute max lifeline levels
for elmt in elements {
if elmt.type == "seq" {
let com = if elmt.comment == none {""} else {elmt.comment}
let i1 = pars-i.at(elmt.p1)
let i2 = pars-i.at(elmt.p2)
cells.push(
(
elmt: elmt,
i1: calc.min(i1, i2),
i2: calc.max(i1, i2),
cell: box(com, inset: 3pt)
)
)
if elmt.disable-src or elmt.destroy-src {
let p = participants.at(i1)
p.lifeline-lvl -= 1
participants.at(i1) = p
}
if elmt.disable-dst {
let p = participants.at(i2)
p.lifeline-lvl -= 1
participants.at(i2) = p
}
if elmt.enable-dst {
let p = participants.at(i2)
p.lifeline-lvl += 1
p.max-lifelines = calc.max(p.max-lifelines, p.lifeline-lvl)
participants.at(i2) = p
}
} else if elmt.type == "evt" {
let par-name = elmt.participant
let i = pars-i.at(par-name)
let par = participants.at(i)
if elmt.event == "disable" or elmt.event == "destroy" {
par.lifeline-lvl -= 1
} else if elmt.event == "enable" {
par.lifeline-lvl += 1
par.max-lifelines = calc.max(par.max-lifelines, par.lifeline-lvl)
}
participants.at(i) = par
} else if elmt.type == "note" {
let (p1, p2) = (none, none)
let cell = none
if elmt.side == "left" {
p1 = "["
p2 = elmt.pos
cell = get-note-box(elmt)
} else if elmt.side == "right" {
p1 = elmt.pos
p2 = "]"
cell = get-note-box(elmt)
} else if elmt.side == "over" {
if elmt.aligned-with != none {
let box1 = get-note-box(elmt)
let box2 = get-note-box(elmt.aligned-with)
let m1 = measure(box1)
let m2 = measure(box2)
cell = box(width: (m1.width + m2.width) / 2, height: calc.max(m1.height, m2.height))
p1 = elmt.pos
p2 = elmt.aligned-with.pos
}
}
if p1 != none and p2 != none and cell != none {
let i1 = pars-i.at(p1)
let i2 = pars-i.at(p2)
cells.push(
(
elmt: elmt,
i1: calc.min(i1, i2),
i2: calc.max(i1, i2),
cell: cell
)
)
}
}
}
// Compute column widths
// Compute minimum widths for participant names and shapes
let widths = ()
for i in range(participants.len() - 1) {
let p1 = participants.at(i)
let p2 = participants.at(i + 1)
let m1 = participant.get-size(p1)
let m2 = participant.get-size(p2)
let w1 = m1.width
let w2 = m2.width
widths.push(w1 / 2pt + w2 / 2pt + PAR-SPACE)
}
// Compute minimum width for over notes
for n in elements.filter(e => (e.type == "note" and
e.side == "over" and
type(e.pos) == str)) {
let m = note.get-size(n)
let i = pars-i.at(n.pos)
if i < widths.len() {
widths.at(i) = calc.max(
widths.at(i),
m.width / 2 + NOTE-GAP
)
}
if i > 0 {
widths.at(i - 1) = calc.max(
widths.at(i - 1),
m.width / 2 + NOTE-GAP
)
}
}
// Compute minimum width for simple sequences (spanning 1 column)
for cell in cells.filter(c => c.i2 - c.i1 == 1) {
let m = measure(cell.cell)
widths.at(cell.i1) = calc.max(
widths.at(cell.i1),
m.width / 1pt + COMMENT-PAD
)
}
// Compute minimum width for self sequences
for cell in cells.filter(c => c.elmt.type == "seq" and c.i1 == c.i2) {
let m = measure(cell.cell)
let i = cell.i1
if cell.elmt.flip {
i -= 1
}
if 0 <= i and i < widths.len() {
widths.at(i) = calc.max(
widths.at(i),
m.width / 1pt + COMMENT-PAD
)
}
}
// Compute remaining widths for longer sequences (spanning multiple columns)
let multicol-cells = cells.filter(c => c.i2 - c.i1 > 1)
multicol-cells = multicol-cells.sorted(key: c => {
c.i1 * 1000 + c.i2
})
for cell in multicol-cells {
let m = measure(cell.cell)
widths.at(cell.i2 - 1) = calc.max(
widths.at(cell.i2 - 1),
m.width / 1pt + COMMENT-PAD - widths.slice(cell.i1, cell.i2 - 1).sum()
)
}
// Add lifeline widths
for (i, w) in widths.enumerate() {
let p1 = participants.at(i)
let p2 = participants.at(i + 1)
let w = w + p1.max-lifelines * LIFELINE-W / 2
if p2.max-lifelines != 0 {
w += LIFELINE-W / 2
}
widths.at(i) = w
}
for elmt in elements {
if elmt.type == "col" {
let i1 = pars-i.at(elmt.p1)
let i2 = pars-i.at(elmt.p2)
if calc.abs(i1 - i2) != 1 {
let i-min = calc.min(i1, i2)
let i-max = calc.max(i1, i2)
let others = pars-i.pairs()
.sorted(key: p => p.last())
.slice(i-min + 1, i-max)
.map(p => "'" + p.first() + "'")
.join(", ")
panic(
"Column participants must be consecutive (participants (" +
others +
") are in between)"
)
}
let i = calc.min(i1, i2)
if elmt.width != auto {
widths.at(i) = normalize-units(elmt.width)
}
let width = widths.at(i)
width = calc.max(width, normalize-units(elmt.min-width))
if elmt.max-width != none {
width = calc.min(width, normalize-units(elmt.max-width))
}
widths.at(i) = width + normalize-units(elmt.margin)
}
}
return widths
}
#let render(participants, elements) = context canvas(length: 1pt, {
let shapes = ()
let pars-i = get-participants-i(participants)
let widths = get-columns-width(participants, elements)
// Compute each column's X position
let x-pos = (0,)
for width in widths {
x-pos.push(x-pos.last() + width)
}
let draw-seq = sequence.render.with(pars-i, x-pos, participants)
let draw-group = group.render.with()
let draw-else = group.render-else.with()
let draw-sep = separator.render.with(x-pos)
let draw-par = participant.render.with(x-pos)
let draw-note = note.render.with(pars-i, x-pos)
let draw-sync = sync.render.with(pars-i, x-pos, participants)
// Draw participants (start)
for p in participants {
if p.from-start and not p.invisible and p.show-top {
shapes += draw-par(p)
}
}
let y = 0
let groups = ()
let lifelines = participants.map(_ => (
level: 0,
lines: ()
))
// Draw elemnts
for elmt in elements {
// Sequences
if elmt.type == "seq" {
let shps
(y, lifelines, shps) = draw-seq(elmt, y, lifelines)
shapes += shps
// Groups (start) -> reserve space for labels + store position
} else if elmt.type == "grp" {
y -= Y-SPACE
let m = measure(
box(
elmt.name,
inset: (left: 5pt, right: 5pt, top: 3pt, bottom: 3pt),
)
)
groups = groups.map(g => {
if g.at(1).min-i == elmt.min-i { g.at(2) += 1 }
if g.at(1).max-i == elmt.max-i { g.at(3) += 1 }
g
})
if elmt.grp-type == "alt" {
elmt.insert("elses", ())
}
groups.push((y, elmt, 0, 0))
y -= m.height / 1pt
// Groups (end) -> actual drawing
} else if elmt.type == "grp-end" {
y -= Y-SPACE
let (start-y, group, start-lvl, end-lvl) = groups.pop()
let x0 = x-pos.at(group.min-i) - start-lvl * 10 - 20
let x1 = x-pos.at(group.max-i) + end-lvl * 10 + 20
shapes += draw-group(x0, x1, start-y, y, group)
if group.grp-type == "alt" {
for (else-y, else-elmt) in group.elses {
shapes += draw-else(x0, x1, else-y, else-elmt)
}
}
// Alt's elses -> reserve space for label + store position
} else if elmt.type == "else" {
y -= Y-SPACE
let m = measure(text([\[#elmt.desc\]], weight: "bold", size: .8em))
groups.last().at(1).elses.push((
y, elmt
))
y -= m.height / 1pt
// Separator
} else if elmt.type == "sep" {
let shps
(y, shps) = draw-sep(elmt, y)
shapes += shps
// Gap
} else if elmt.type == "gap" {
y -= elmt.size
// Delay
} else if elmt.type == "delay" {
let y0 = y
let y1 = y - elmt.size
for (i, line) in lifelines.enumerate() {
line.lines.push(("delay-start", y0))
line.lines.push(("delay-end", y1))
lifelines.at(i) = line
}
if elmt.name != none {
let x0 = x-pos.first()
let x1 = x-pos.last()
shapes += draw.content(
((x0 + x1) / 2, (y0 + y1) / 2),
anchor: "center",
elmt.name
)
}
y = y1
// Event
} else if elmt.type == "evt" {
let par-name = elmt.participant
let i = pars-i.at(par-name)
let par = participants.at(i)
let line = lifelines.at(i)
if elmt.event == "disable" {
line.level -= 1
line.lines.push(("disable", y))
} else if elmt.event == "destroy" {
line.lines.push(("destroy", y))
} else if elmt.event == "enable" {
line.level += 1
line.lines.push(("enable", y, elmt.lifeline-style))
} else if elmt.event == "create" {
y -= CREATE-OFFSET
shapes += participant.render(x-pos, par, y: y)
line.lines.push(("create", y))
}
lifelines.at(i) = line
// Note
} else if elmt.type == "note" {
if not elmt.linked {
if not elmt.aligned {
y -= Y-SPACE
}
let shps
(y, shps) = draw-note(elmt, y, lifelines)
shapes += shps
}
// Synched sequences
} else if elmt.type == "sync" {
let shps
(y, lifelines, shps) = draw-sync(elmt, y, lifelines)
shapes += shps
}
}
y -= Y-SPACE
// Draw vertical lines + lifelines + end participants
shapes += draw.on-layer(-1, {
if DEBUG-INVISIBLE {
for p in participants.filter(p => p.invisible) {
let color = if p.name.starts-with("?") {green} else if p.name.ends-with("?") {red} else {blue}
let x = x-pos.at(p.i)
draw.line(
(x, 0),
(x, y),
stroke: (paint: color, dash: "dotted")
)
draw.content(
(x, 0),
p.display-name,
anchor: "west",
angle: 90deg
)
}
}
for p in participants.filter(p => not p.invisible) {
let x = x-pos.at(p.i)
// Draw vertical line
let last-y = 0
let rects = ()
let destructions = ()
let lines = ()
// Compute lifeline rectangles + destruction positions
for line in lifelines.at(p.i).lines {
let event = line.first()
if event == "create" {
last-y = line.at(1)
} else if event == "enable" {
if lines.len() == 0 {
draw.line(
(x, last-y),
(x, line.at(1)),
stroke: (
dash: "dashed",
paint: gray.darken(40%),
thickness: .5pt
)
)
}
lines.push(line)
} else if event == "disable" or event == "destroy" {
let lvl = 0
if lines.len() != 0 {
let l = lines.pop()
lvl = lines.len()
rects.push((
x + lvl * LIFELINE-W / 2,
l.at(1),
line.at(1),
l.at(2)
))
last-y = line.at(1)
}
if event == "destroy" {
destructions.push((x + lvl * LIFELINE-W / 2, line.at(1)))
}
} else if event == "delay-start" {
draw.line(
(x, last-y),
(x, line.at(1)),
stroke: (
dash: "dashed",
paint: gray.darken(40%),
thickness: .5pt
)
)
last-y = line.at(1)
} else if event == "delay-end" {
draw.line(
(x, last-y),
(x, line.at(1)),
stroke: (
dash: "loosely-dotted",
paint: gray.darken(40%),
thickness: .8pt
)
)
last-y = line.at(1)
}
}
draw.line(
(x, last-y),
(x, y),
stroke: (
dash: "dashed",
paint: gray.darken(40%),
thickness: .5pt
)
)
// Draw lifeline rectangles (reverse for bottom to top)
for rect in rects.rev() {
let (cx, y0, y1, style) = rect
let style = get-style("lifeline", style)
draw.rect(
(cx - LIFELINE-W / 2, y0),
(cx + LIFELINE-W / 2, y1),
..style
)
}
// Draw lifeline destructions
for dest in destructions {
let (cx, cy) = dest
draw.line((cx - 8, cy - 8), (cx + 8, cy + 8), stroke: COL-DESTRUCTION + 2pt)
draw.line((cx - 8, cy + 8), (cx + 8, cy - 8), stroke: COL-DESTRUCTION + 2pt)
}
// Draw participants (end)
if p.show-bottom {
draw-par(p, y: y, bottom: true)
}
}
})
shapes
})

View File

@ -1,12 +1,9 @@
#import "/src/cetz.typ": draw #import "/src/cetz.typ": draw
#import "consts.typ": * #import "consts.typ": *
#import "core/draw/separator.typ"
#import "core/draw/delay.typ"
#let _sep(name) = { #let _sep(name) = {
return (( return ((
type: "sep", type: "sep",
draw: separator.render,
name: name name: name
),) ),)
} }
@ -14,8 +11,53 @@
#let _delay(name: none, size: 30) = { #let _delay(name: none, size: 30) = {
return (( return ((
type: "delay", type: "delay",
draw: delay.render,
name: name, name: name,
size: size size: size
),) ),)
} }
#let render(x-pos, elmt, y) = {
let shapes = ()
y -= Y-SPACE
let x0 = x-pos.first() - 20
let x1 = x-pos.last() + 20
let m = measure(
box(
elmt.name,
inset: (left: 3pt, right: 3pt, top: 5pt, bottom: 5pt)
)
)
let w = m.width / 1pt
let h = m.height / 1pt
let cx = (x0 + x1) / 2
let xl = cx - w / 2
let xr = cx + w / 2
y -= h / 2
shapes += draw.rect(
(x0, y),
(x1, y - 3),
stroke: none,
fill: white
)
shapes += draw.line((x0, y), (x1, y))
//shapes += draw.line((x0, y), (xl, y))
//shapes += draw.line((xr, y), (x1, y))
y -= 3
shapes += draw.line((x0, y), (x1, y))
//shapes += draw.line((x0, y), (xl, y))
//shapes += draw.line((xr, y), (x1, y))
shapes += draw.content(
((x0 + x1) / 2, y + 1.5),
elmt.name,
anchor: "center",
padding: (5pt, 3pt),
frame: "rect",
fill: COL-SEP-NAME
)
y -= h / 2
let r = (y, shapes)
return r
}

View File

@ -2,7 +2,50 @@
#import "consts.typ": * #import "consts.typ": *
#import "participant.typ" #import "participant.typ"
#import "note.typ" #import "note.typ"
#import "core/draw/sequence.typ"
#let get-arrow-marks(sym, color) = {
if sym == none {
return none
}
if type(sym) == array {
return sym.map(s => get-arrow-marks(s, color))
}
(
"": none,
">": (symbol: ">", fill: color),
">>": (symbol: "straight"),
"\\": (symbol: ">", fill: color, harpoon: true, flip: true),
"\\\\": (symbol: "straight", harpoon: true, flip: true),
"/": (symbol: ">", fill: color, harpoon: true),
"//": (symbol: "straight", harpoon: true),
"x": none,
"o": none,
).at(sym)
}
#let reverse-arrow-mark(mark) = {
if type(mark) == array {
return mark.map(m => reverse-arrow-mark(m))
}
let mark2 = mark
if type(mark) == dictionary and mark.at("harpoon", default: false) {
let flipped = mark.at("flip", default: false)
mark2.insert("flip", not flipped)
}
return mark2
}
#let is-tip-of-type(type_, tip) = {
if type(tip) == str and tip == type_ {
return true
}
if type(tip) == array and tip.contains(type_) {
return true
}
return false
}
#let is-circle-tip = is-tip-of-type.with("o")
#let is-cross-tip = is-tip-of-type.with("x")
#let _seq( #let _seq(
p1, p1,
@ -25,7 +68,6 @@
) = { ) = {
return (( return ((
type: "seq", type: "seq",
draw: sequence.render,
p1: p1, p1: p1,
p2: p2, p2: p2,
comment: comment, comment: comment,
@ -52,3 +94,294 @@
comment: comment comment: comment
),) ),)
} }
#let render(pars-i, x-pos, participants, elmt, y, lifelines) = {
let shapes = ()
y -= Y-SPACE
let i1 = pars-i.at(elmt.p1)
let i2 = pars-i.at(elmt.p2)
let width = calc.abs(x-pos.at(i1) - x-pos.at(i2))
let h = 0
let comment = if elmt.comment == none {none} else {
let w = calc.min(width * 1pt, measure(elmt.comment).width)
box(
width: if i1 == i2 {auto} else {w},
elmt.comment
)
}
// Reserve space for comment
if comment != none {
h = calc.max(h, measure(comment).height / 1pt + 6)
}
if "linked-note" in elmt {
h = calc.max(h, note.get-size(elmt.linked-note).height / 2)
}
y -= h
let start-info = (
i: i1,
x: x-pos.at(i1),
y: y,
ll-lvl: lifelines.at(i1).level * LIFELINE-W / 2
)
let end-info = (
i: i2,
x: x-pos.at(i2),
y: y,
ll-lvl: lifelines.at(i2).level * LIFELINE-W / 2
)
let slant = if elmt.slant == auto {
DEFAULT-SLANT
} else if elmt.slant != none {
elmt.slant
} else {
0
}
end-info.y -= slant
if elmt.p1 == elmt.p2 {
end-info.y -= 10
}
if elmt.disable-src {
let src-line = lifelines.at(i1)
src-line.level -= 1
src-line.lines.push(("disable", start-info.y))
lifelines.at(i1) = src-line
}
if elmt.destroy-src {
let src-line = lifelines.at(i1)
src-line.lines.push(("destroy", start-info.y))
lifelines.at(i1) = src-line
}
if elmt.disable-dst {
let dst-line = lifelines.at(i2)
dst-line.level -= 1
dst-line.lines.push(("disable", end-info.y))
lifelines.at(i2) = dst-line
}
if elmt.destroy-dst {
let dst-line = lifelines.at(i2)
dst-line.lines.push(("destroy", end-info.y))
lifelines.at(i2) = dst-line
}
if elmt.enable-dst {
let dst-line = lifelines.at(i2)
dst-line.level += 1
lifelines.at(i2) = dst-line
}
if elmt.create-dst {
let par = participants.at(i2)
let m = measure(box(par.display-name))
let f = if i1 > i2 {-1} else {1}
end-info.x -= (m.width + PAR-PAD.last() * 2) / 2pt * f
shapes += participant.render(x-pos, par, y: end-info.y)
}
end-info.ll-lvl = lifelines.at(i2).level * LIFELINE-W / 2
// Compute left/right position at start/end
start-info.insert("lx", start-info.x)
if start-info.ll-lvl != 0 { start-info.lx -= LIFELINE-W / 2 }
end-info.insert("lx", end-info.x)
if end-info.ll-lvl != 0 { end-info.lx -= LIFELINE-W / 2 }
start-info.insert("rx", start-info.x + start-info.ll-lvl)
end-info.insert("rx", end-info.x + end-info.ll-lvl)
// Choose correct points to link
let x1 = start-info.rx
let x2 = end-info.lx
if (start-info.i > end-info.i) {
x1 = start-info.lx
x2 = end-info.rx
}
let style = (
mark: (
start: get-arrow-marks(elmt.start-tip, elmt.color),
end: get-arrow-marks(elmt.end-tip, elmt.color),
scale: 1.2
),
stroke: (
dash: if elmt.dashed {(2pt,2pt)} else {"solid"},
paint: elmt.color,
thickness: .5pt
)
)
let y0 = start-info.y
if "linked-note" in elmt {
let shps = note.render(pars-i, x-pos, elmt.linked-note, start-info.y, lifelines).last()
shapes += shps
}
let flip-mark = end-info.i <= start-info.i
if elmt.flip {
flip-mark = not flip-mark
}
if flip-mark {
style.mark.end = reverse-arrow-mark(style.mark.end)
}
let pts
let comment-pt
let comment-anchor
let comment-angle = 0deg
if elmt.p1 == elmt.p2 {
if elmt.flip {
x1 = start-info.lx
} else {
x2 = end-info.rx
}
let x-mid = if elmt.flip {
calc.min(x1, x2) - 20
} else {
calc.max(x1, x2) + 20
}
pts = (
(x1, start-info.y),
(x-mid, start-info.y),
(x-mid, end-info.y),
(x2, end-info.y)
)
if comment != none {
comment-anchor = (
start: if x-mid < x1 {"south-east"} else {"south-west"},
end: if x-mid < x1 {"south-west"} else {"south-east"},
left: "south-west",
right: "south-east",
center: "south",
).at(elmt.comment-align)
comment-pt = (
start: pts.first(),
end: pts.at(1),
left: if x-mid < x1 {pts.at(1)} else {pts.first()},
right: if x-mid < x1 {pts.first()} else {pts.at(1)},
center: (pts.first(), 50%, pts.at(1))
).at(elmt.comment-align)
}
} else {
pts = (
(x1, start-info.y),
(x2, end-info.y)
)
if comment != none {
let start-pt = pts.first()
let end-pt = pts.last()
if elmt.start-tip != "" {
start-pt = (pts.first(), COMMENT-PAD, pts.last())
}
if elmt.end-tip != "" {
end-pt = (pts.last(), COMMENT-PAD, pts.first())
}
comment-pt = (
start: start-pt,
end: end-pt,
left: if x2 < x1 {end-pt} else {start-pt},
right: if x2 < x1 {start-pt} else {end-pt},
center: (start-pt, 50%, end-pt)
).at(elmt.comment-align)
comment-anchor = (
start: if x2 < x1 {"south-east"} else {"south-west"},
end: if x2 < x1 {"south-west"} else {"south-east"},
left: "south-west",
right: "south-east",
center: "south",
).at(elmt.comment-align)
}
let (p1, p2) = pts
if x2 < x1 {
(p1, p2) = (p2, p1)
}
comment-angle = vector.angle2(p1, p2)
}
// Start circle tip
if is-circle-tip(elmt.start-tip) {
shapes += draw.circle(pts.first(), radius: CIRCLE-TIP-RADIUS, stroke: none, fill: elmt.color, name: "_circle-start-tip")
pts.at(0) = "_circle-start-tip"
// Start cross tip
} else if is-cross-tip(elmt.start-tip) {
let size = CROSS-TIP-SIZE
let cross-pt = (pts.first(), size * 2, pts.at(1))
shapes += draw.line(
(rel: (-size, -size), to: cross-pt),
(rel: (size, size), to: cross-pt),
stroke: elmt.color + 1.5pt
)
shapes += draw.line(
(rel: (-size, size), to: cross-pt),
(rel: (size, -size), to: cross-pt),
stroke: elmt.color + 1.5pt
)
pts.at(0) = cross-pt
}
// End circle tip
if is-circle-tip(elmt.end-tip) {
shapes += draw.circle(pts.last(), radius: 3, stroke: none, fill: elmt.color, name: "_circle-end-tip")
pts.at(pts.len() - 1) = "_circle-end-tip"
// End cross tip
} else if is-cross-tip(elmt.end-tip) {
let size = CROSS-TIP-SIZE
let cross-pt = (pts.last(), size * 2, pts.at(pts.len() - 2))
shapes += draw.line(
(rel: (-size, -size), to: cross-pt),
(rel: (size, size), to: cross-pt),
stroke: elmt.color + 1.5pt
)
shapes += draw.line(
(rel: (-size, size), to: cross-pt),
(rel: (size, -size), to: cross-pt),
stroke: elmt.color + 1.5pt
)
pts.at(pts.len() - 1) = cross-pt
}
shapes += draw.line(..pts, ..style)
if comment != none {
shapes += draw.content(
comment-pt,
comment,
anchor: comment-anchor,
angle: comment-angle,
padding: 3pt
)
}
if elmt.create-dst {
let dst-line = lifelines.at(i2)
dst-line.lines.push(("create", end-info.y))
lifelines.at(i2) = dst-line
}
if elmt.enable-dst {
let dst-line = lifelines.at(i2)
dst-line.lines.push(("enable", end-info.y, elmt.lifeline-style))
lifelines.at(i2) = dst-line
}
if "linked-note" in elmt {
let m = note.get-size(elmt.linked-note)
end-info.y = calc.min(end-info.y, y0 - m.height / 2)
}
let r = (end-info.y, lifelines, shapes)
return r
}

View File

@ -1,10 +1,27 @@
#import "sequence.typ" #import "sequence.typ"
#import "core/draw/sync.typ"
#let _sync(elmts) = { #let _sync(elmts) = {
return (( return ((
type: "sync", type: "sync",
draw: sync.render,
elmts: elmts elmts: elmts
),) ),)
} }
#let render(pars-i, x-pos, participants, elmt, y, lifelines) = {
let draw-seq = sequence.render.with(pars-i, x-pos, participants)
let shapes = ()
let end-y = y
for e in elmt.elmts {
let yi
let shps
(yi, lifelines, shps) = draw-seq(e, y, lifelines)
shapes += shps
end-y = calc.min(end-y, yi)
}
let r = (end-y, lifelines, shapes)
return r
}

View File

@ -1,15 +1,3 @@
#import "../cetz.typ": draw
#let is-elmt(elmt) = {
if type(elmt) != dictionary {
return false
}
if "type" not in elmt {
return false
}
return true
}
#let normalize-units(value) = { #let normalize-units(value) = {
if type(value) == int or type(value) == float { if type(value) == int or type(value) == float {
return value return value
@ -92,16 +80,3 @@
scale(x: r, y: r, reflow: true, canvas) scale(x: r, y: r, reflow: true, canvas)
) )
}) })
#let set-ctx(func) = draw.set-ctx(c => {
let ctx = c.shared-state.chronos
let new-ctx = func(ctx)
assert(new-ctx != none, message: "set-ctx must return a context!")
c.shared-state.chronos = new-ctx
return c
})
#let get-ctx(func) = draw.get-ctx(c => {
let ctx = c.shared-state.chronos
func(ctx)
})

View File

@ -1,6 +1,6 @@
[package] [package]
name = "chronos" name = "chronos"
version = "0.2.2" version = "0.2.1"
compiler = "0.13.1" compiler = "0.13.1"
repository = "https://git.kb28.ch/HEL/chronos" repository = "https://git.kb28.ch/HEL/chronos"
entrypoint = "src/lib.typ" entrypoint = "src/lib.typ"