forked from HEL/circuiteria
106 lines
2.3 KiB
Typst
106 lines
2.3 KiB
Typst
#import "@preview/cetz:0.2.2": draw
|
|
#import "../util.typ": rotate-anchor
|
|
|
|
#let add-port(
|
|
elmt-id, side, port, pos,
|
|
prev: none,
|
|
next: none,
|
|
debug: false
|
|
) = {
|
|
let name = port.at("name", default: "")
|
|
let name-rotate = port.at("vertical", default: false)
|
|
|
|
if (port.at("clock", default: false)) {
|
|
if prev == none or next == none {
|
|
panic("Clock port must have previous and next positions")
|
|
}
|
|
|
|
let offset
|
|
if (side == "north") { offset = ( 0, -1em) }
|
|
else if (side == "east") { offset = (-1em, 0) }
|
|
else if (side == "south") { offset = ( 0, 1em) }
|
|
else if (side == "west") { offset = ( 1em, 0) }
|
|
|
|
let pos1 = (rel: offset, to: pos)
|
|
|
|
// TODO: use context or vectors to have the height relative to the width
|
|
draw.line(prev, pos1, next)
|
|
}
|
|
draw.content(
|
|
pos,
|
|
anchor: if name-rotate {rotate-anchor(side)} else {side},
|
|
padding: 2pt,
|
|
angle: if name-rotate {90deg} else {0deg},
|
|
name
|
|
)
|
|
let id = elmt-id + "-port-" + port.at("id")
|
|
|
|
if debug {
|
|
draw.circle(
|
|
pos,
|
|
name: id,
|
|
radius: .1,
|
|
stroke: none,
|
|
fill: red
|
|
)
|
|
|
|
} else {
|
|
draw.hide(draw.circle(
|
|
pos,
|
|
radius: 0,
|
|
stroke: none,
|
|
name: id
|
|
))
|
|
}
|
|
}
|
|
|
|
#let add-ports(
|
|
elmt-id,
|
|
tl, tr, br, bl,
|
|
ports,
|
|
ports-margins,
|
|
debug: false
|
|
) = {
|
|
let sides = (
|
|
"north": (tl, tr),
|
|
"east": (tr, br),
|
|
"south": (bl, br),
|
|
"west": (tl, bl)
|
|
)
|
|
|
|
for (side, props) in sides {
|
|
let side-ports = ports.at(side, default: ())
|
|
let space = 100% / (side-ports.len() + 1)
|
|
|
|
for (i, port) in side-ports.enumerate() {
|
|
let pct = (i + 1) * space
|
|
let pt0 = props.at(0)
|
|
let pt1 = props.at(1)
|
|
|
|
if side in ports-margins {
|
|
let (a, b) = (pt0, pt1)
|
|
let margins = ports-margins.at(side)
|
|
a = (pt0, margins.at(0), pt1)
|
|
b = (pt0, 100% - margins.at(1), pt1)
|
|
pt0 = a
|
|
pt1 = b
|
|
}
|
|
|
|
let pos = (pt0, pct, pt1)
|
|
let pct-prev = (i + 0.5) * space
|
|
let pct-next = (i + 1.5) * space
|
|
let pos-prev = (pt0, pct-prev, pt1)
|
|
let pos-next = (pt0, pct-next, pt1)
|
|
|
|
add-port(
|
|
elmt-id,
|
|
side,
|
|
port,
|
|
pos,
|
|
prev: pos-prev,
|
|
next: pos-next,
|
|
debug: debug
|
|
)
|
|
}
|
|
}
|
|
} |