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arrow.ptl
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$$include '../meta/macros.ptl'
import [mix linreg clamp fallback] from "@iosevka/util"
glyph-module
glyph-block Symbol-Arrow : for-width-kinds WideWidth1
glyph-block-import CommonShapes
glyph-block-import Common-Derivatives
glyph-block-import Symbol-Geometric-Shared : GeometricDim UnicodeWeightGrade GeometricSizes
define arrowHeight : para.arrowHeight * (Width - SB / 2) * [Math.cbrt MosaicWidthScalar]
define arrowWidth : Math.min (MosaicWidth - SB / 2) arrowHeight
define arrowTop : SymbolMid + arrowHeight / 2
define arrowBot : SymbolMid - arrowHeight / 2
define arrowMidX : MosaicWidth / 2
define arrowSB : (MosaicWidth - arrowWidth) / 2
define arrowRSB : MosaicWidth - arrowSB
define o : O * 2
define arrowHeadSize : (Width - SB) * DesignParameters.arrow_size * [Math.sqrt : arrowWidth / Width] - [AdviceStroke 5] / 4
define arrowSw OperatorStroke
define halfArrowSw : arrowSw / 2
define bendArrowHeadSize : mix arrowSw arrowHeadSize 0.75
define fine : AdviceStroke 3.5
define terminal : AdviceStroke 5
define halfTerminal : terminal / 2
define doubleArrowStemWidth : arrowHeadSize * 1.1
define kLongArrowSB : [DivFrame MosaicWidthScalar 4].leftSB / [DivFrame MosaicWidthScalar 2].leftSB
# Diagonal arrow params
define diagPropX : 1 / (2 ** (1 / 4))
define diagPropY : 1 / (2 ** (1 / 4))
define arrowDiagRSB : mix arrowMidX arrowRSB diagPropX
define arrowDiagSB : mix arrowMidX arrowSB diagPropX
define arrowDiagBot : mix arrowMidX arrowBot diagPropY
define arrowDiagTop : mix arrowMidX arrowTop diagPropY
define [ArrowBar x1 y1 x2 y2 halfSw w _offset] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local p : (mag - [fallback _offset : o + halfSw * [fallback w 1.1]]) / mag
dispiro
widths.center (halfSw * 2)
flat (mag * (1 - p)) 0
curl mag 0
define [DashArrowBar x1 y1 x2 y2 halfSw gap stop w] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : glyph-proc
local p : (mag - o - halfSw * [fallback w 1.1]) / mag
local deltaT : (gap + stop) / mag
for [local t 0] (t < p) [set t : t + deltaT] : include : dispiro
widths.center (halfSw * 2)
flat [mix (mag * (1 - p)) mag t] 0
curl [mix (mag * (1 - p)) mag : Math.min p (t + stop / mag)] 0
define [HookArrowBar x1 y1 x2 y2 halfSw s w] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local p : (mag - o - halfSw * [fallback w 1.1]) / mag
dispiro
widths.center (halfSw * 2)
g4 (mag - [Math.abs s] / 2 - TINY) s
g4 (mag - [Math.abs s] / 2) s
archv
g4 (mag - O) (s / 2)
arcvh
flat (mag - [Math.abs s] / 2) 0
curl [mix mag 0 p] 0
define [LoopArrowBar x1 y1 x2 y2 halfSw s w] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local p : (mag - o - halfSw * [fallback w 1.1]) / mag
dispiro
widths.center (halfSw * 2)
flat (mag - [Math.abs s]) (-s) [heading [if (s > 0) Upward Downward]]
curl (mag - [Math.abs s]) (s / 2)
g4 (mag - [Math.abs s] / 2) s [heading Rightward]
archv
g4 (mag - O) (s / 2)
arcvh
flat (mag - [Math.abs s] / 2) 0
curl [mix mag 0 p] 0
define [SemiHookArrowBar x1 y1 x2 y2 halfSw halfFine s w] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local p : (mag - o - halfSw * [fallback w 1.1]) / mag
dispiro
straight.[if (s > 0) 'down' 'up'].start (mag - O) s [widths.center (halfFine * 2)]
arcvh
flat (mag - [Math.abs s] / 2) 0 [widths.center (halfSw * 2)]
curl [mix mag 0 p] 0
define [ArrowHead x1 y1 x2 y2 _size] : union
LHSHalfArrowHead x1 y1 x2 y2 0 _size
RHSHalfArrowHead x1 y1 x2 y2 0 _size
define [LHSHalfArrowHead x1 y1 x2 y2 width _size] : begin
local size : fallback _size arrowHeadSize
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : dispiro
widths.lhs fine
flat (o) (width / 2) [heading Downward]
curl (o + size) (-size) [widths.lhs terminal]
define [RHSHalfArrowHead x1 y1 x2 y2 width _size] : begin
local size : fallback _size arrowHeadSize
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : dispiro
widths.rhs fine
flat (o) (-width / 2) [heading Upward]
curl (o + size) size [widths.rhs terminal]
define [SsArrowHead x1 y1 x2 y2 _size] : union
LHSHalfSsArrowHead x1 y1 x2 y2 0 _size
RHSHalfSsArrowHead x1 y1 x2 y2 0 _size
define [LHSHalfSsArrowHead x1 y1 x2 y2 width _size] : begin
local size : fallback _size arrowHeadSize
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : dispiro
widths.lhs fine
flat (o) (width / 2) [heading Downward]
curl (o + size) (-size)
define [RHSHalfSsArrowHead x1 y1 x2 y2 width _size] : begin
local size : fallback _size arrowHeadSize
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : dispiro
widths.rhs fine
flat (o) (-width / 2) [heading Upward]
curl (o + size) size
define [ArrowHeadMaskOut x1 y1 x2 y2 _size] : union
RHSHalfArrowHeadMaskOut x1 y1 x2 y2 0 _size
LHSHalfArrowHeadMaskOut x1 y1 x2 y2 0 _size
define [RHSHalfArrowHeadMaskOut x1 y1 x2 y2 width _size] : begin
local size : fallback _size arrowHeadSize
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : spiro-outline
corner O (-width / 2)
corner (O + size) size
corner o size
corner o (-width / 2)
define [LHSHalfArrowHeadMaskOut x1 y1 x2 y2 width _size] : begin
local size : fallback _size arrowHeadSize
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : spiro-outline
corner O (+width / 2)
corner (O + size) (-size)
corner o (-size)
corner o (+width / 2)
define [ArrowHeadMaskGap x1 y1 x2 y2 width length gap] : begin
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : spiro-outline
corner length (width - o)
corner o 0
corner length (-width + o)
corner (length - gap) (-width + o)
corner (o - gap) 0
corner (length - gap) (width - o)
define [TriangleArrowHead x1 y1 x2 y2 width _length] : begin
local length : fallback _length width
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : spiro-outline
corner o 0
corner length (width - o)
corner length (-width + o)
define [TriangleArrowHeadBar x1 y1 x2 y2 width sw _length] : begin
local length : fallback _length width
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : intersection
spiro-outline
corner o 0
corner length (width - o)
corner length (-width + o)
Rect width (-width) (0.6 * length - 0.5 * sw) (0.6 * length + 0.5 * sw)
define [RectangleArrowTail x1 y1 x2 y2 width _length _width2] : begin
local length : fallback _length width
return : new-glyph : PointingTo x1 y1 x2 y2 : lambda [mag] : Rect width (-[fallback _width2 width]) 0 length
define [ArrowShape x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : ArrowBar x1 y1 x2 y2 halfArrowSw
define [ArrowTailBarShape x1 y1 x2 y2 size sw] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
dispiro
widths.rhs sw
flat mag size
curl mag (-size)
define [ArrowFromBarShape x1 y1 x2 y2 size] : glyph-proc
local width : Math.abs (x1 - x2)
local height : Math.abs (y1 - y2)
local barShrink : size * [Math.min (width / height) (height / width)]
local p : barShrink / [Math.hypot width height]
include : ArrowHead x1 y1 x2 y2 size
include : ArrowBar [mix x1 x2 p] [mix y1 y2 p] x2 y2 halfArrowSw
include : ArrowTailBarShape [mix x1 x2 p] [mix y1 y2 p] x2 y2 size fine
define [ThinArrowShape x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : ArrowBar x1 y1 x2 y2 (0.5 * [mix fine terminal 0.5])
define [TrigArrowShape x1 y1 x2 y2 size] : glyph-proc
include : TriangleArrowHead x1 y1 x2 y2 (0.75 * size)
include : ArrowBar x1 y1 x2 y2 halfArrowSw
define [WeightedTrigArrowShape sw w h] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : TriangleArrowHead x1 y1 x2 y2 (0.75 * w * size) (0.75 * [fallback h w] * size)
include : ArrowBar x1 y1 x2 y2 (sw / 2) 0 (0.75 * [fallback h w] * size)
define [OpenArrowShape x1 y1 x2 y2 size] : glyph-proc
local fine : Math.min [AdviceStroke 5] (size * 0.75 / 3)
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p : (mag - fine) / mag
local p2 : (mag - fine * Math.SQRT2) / mag
local innerHeaderLengthShrink : fine * (1 + Math.SQRT2)
local x1a : mix x1 x2 (1 - p)
local y1a : mix y1 y2 (1 - p)
local x2a : mix x1 x2 p2
local y2a : mix y1 y2 p2
include : difference
union
ArrowBar x1 y1 x2 y2 halfArrowSw
TriangleArrowHead x1 y1 x2 y2 (0.75 * size)
TriangleArrowHead x1a y1a x2a y2a (0.75 * size - innerHeaderLengthShrink)
define [DoubleTrigArrowShape x1 y1 x2 y2 size] : glyph-proc
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p : (mag - 0.75 * size + o) / mag
local x3 : mix x1 x2 p
local y3 : mix y1 y2 p
include : TriangleArrowHead x1 y1 x2 y2 (0.75 * size)
include : TriangleArrowHead x1 y1 x3 y3 (0.75 * size)
include : ArrowBar x1 y1 x3 y3 halfArrowSw
define [SsArrowShape x1 y1 x2 y2 size] : glyph-proc
include : SsArrowHead x1 y1 x2 y2 size
include : ArrowBar x1 y1 x2 y2 halfArrowSw
define [DashArrowShape x1 y1 x2 y2 size] : glyph-proc
local gap : AdviceStroke 6
include : ArrowHead x1 y1 x2 y2 size
include : DashArrowBar x1 y1 x2 y2 halfArrowSw gap [Math.max (Width / 5) (gap * 3)]
define [TrigDashArrowShape x1 y1 x2 y2 size] : glyph-proc
local gap : AdviceStroke 6
include : TriangleArrowHead x1 y1 x2 y2 (0.75 * size)
include : DashArrowBar x1 y1 x2 y2 halfArrowSw gap [Math.max (Width / 5) (gap * 3)]
define [HookArrowShape mul] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : HookArrowBar x1 y1 x2 y2 halfArrowSw (size * mul)
define [LoopArrowShape mul] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : LoopArrowBar x1 y1 x2 y2 halfArrowSw (size * mul)
define [ThickArrowShape color] : lambda [x1 y1 x2 y2] : begin
local headLen : MosaicUnitWidth * [Math.sqrt MosaicWidthScalar] * 0.4
local halfBarWidth : headLen / 3
local headWidth : halfBarWidth * 2
local fine : Math.min [AdviceStroke 5] (halfBarWidth * 0.6)
local turnWidth : headWidth * 1.5
local barLen : headLen * 0.2 + fine * 2
local dotGap : barLen - fine * 2
local doubleHeadOffset : headLen * 0.4
local whiteDoubleHeadOffset : headLen * 0.4 + 0.75 * fine
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p : (mag - fine) / mag
local p2 : (mag - fine * [Math.sqrt 13] / 2) / mag
local innerHeaderLengthShrink : fine * (1 + [Math.sqrt 13] / 2)
local p3 : (mag - doubleHeadOffset) / mag
local p4 : (mag - fine * [Math.sqrt 13] / 2 - doubleHeadOffset) / mag
local p3WD : (mag - whiteDoubleHeadOffset) / mag
local p4WD : (mag - fine * [Math.sqrt 13] / 2 - whiteDoubleHeadOffset) / mag
local x1a : mix x1 x2 (1 - p)
local y1a : mix y1 y2 (1 - p)
local x2FlatA : mix x1 x2 p
local y2FlatA : mix y1 y2 p
local x2a : mix x1 x2 p2
local y2a : mix y1 y2 p2
local x1CoA : mix x1 x2 (-0.05)
local y1CoA : mix y1 y2 (-0.05)
return : match color
[Just 'white'] : difference
union
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 2
union
TriangleArrowHead x1a y1a x2a y2a (headWidth - innerHeaderLengthShrink * headWidth / headLen) (headLen - innerHeaderLengthShrink)
ArrowBar x1a y1a x2a y2a (halfBarWidth - fine / 2) 2
[Just "white-open"] : difference
union
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 2
union
TriangleArrowHead x1CoA y1CoA x2a y2a (headWidth - innerHeaderLengthShrink * headWidth / headLen) (headLen - innerHeaderLengthShrink)
ArrowBar x1CoA y1CoA x2a y2a (halfBarWidth - fine / 2) 2
[Just "white-closing"] : difference
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 0 0
ArrowBar x1CoA y1CoA x2FlatA y2FlatA (halfBarWidth - fine / 2) 0 0
[Just "whiteDouble"] : difference
union
difference
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
TriangleArrowHead x1a y1a x2a y2a (headWidth - innerHeaderLengthShrink * headWidth / headLen) (headLen - innerHeaderLengthShrink)
TriangleArrowHead x1 y1 [mix x1 x2 p3WD] [mix y1 y2 p3WD] headWidth headLen
ArrowBar x1 y1 [mix x1 x2 p3WD] [mix y1 y2 p3WD] (halfBarWidth + fine / 2) 2
union
TriangleArrowHead x1a y1a [mix x1 x2 p4WD] [mix y1 y2 p4WD] (headWidth - innerHeaderLengthShrink * headWidth / headLen) (headLen - innerHeaderLengthShrink)
ArrowBar x1CoA y1CoA [mix x1 x2 p4WD] [mix y1 y2 p4WD] (halfBarWidth - fine / 2) 2
[Just "whiteBarred"] : union
difference
union
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 2
union
TriangleArrowHead x1CoA y1CoA x2a y2a (headWidth - innerHeaderLengthShrink * headWidth / headLen) (headLen - innerHeaderLengthShrink)
ArrowBar x1CoA y1CoA x2a y2a (halfBarWidth - fine / 2) 2
TriangleArrowHeadBar x1 y1 x2 y2 headWidth fine headLen
[Just "whiteDot"] : difference
union
RectangleArrowTail x1 y1 x2 y2 (halfBarWidth + fine / 2) barLen
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 0 (barLen + dotGap)
union
RectangleArrowTail x1a y1a x2FlatA y2FlatA (halfBarWidth - fine / 2) (barLen - fine * 2)
ArrowBar x1CoA y1CoA x2FlatA y2FlatA (halfBarWidth - fine / 2) 0 (barLen + dotGap)
[Just "whiteRect"] : difference
union
RectangleArrowTail x1 y1 x2 y2 headWidth barLen
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 0.5
union
RectangleArrowTail x1a y1a x2FlatA y2FlatA (headWidth - fine) (barLen - fine * 2)
ArrowBar x1CoA y1CoA x2FlatA y2FlatA (halfBarWidth - fine / 2) 0.5
[Just "whiteLeftTurn"] : difference
union
RectangleArrowTail x1 y1 x2 y2 (halfBarWidth + fine / 2) (halfBarWidth * 2 + fine * 1.5) turnWidth
ArrowBar x1 y1 x2 y2 (halfBarWidth + fine / 2) 1
union
RectangleArrowTail x1a y1a x2FlatA y2FlatA (halfBarWidth - fine / 2) (halfBarWidth * 2 - fine / 2) (turnWidth - fine)
ArrowBar x1CoA y1CoA x2FlatA y2FlatA (halfBarWidth - fine / 2) 1
[Just "black"] : union
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
ArrowBar x1 y1 x2 y2 halfBarWidth 2
[Just "blackSemiHookR"] : union
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
SemiHookArrowBar x1 y1 x2 y2 halfBarWidth halfTerminal headWidth 2
[Just "blackSemiHookL"] : union
TriangleArrowHead x1 y1 x2 y2 headWidth headLen
SemiHookArrowBar x1 y1 x2 y2 halfBarWidth halfTerminal (-headWidth) 2
define RoundArrow : namespace
define [Blob x y sw] : Ellipse.Outline.RoundStrokeTerminalAt x y (sw / 2)
define [Bar x1 y1 x2 y2 sw] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : union
Blob 0 0 sw
Blob mag 0 sw
dispiro
widths.center sw
flat 0 0
curl mag 0
define [Head x1 y1 x2 y2 sw headLen headWidth] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : union
Blob headLen headWidth sw
Blob headLen (-headWidth) sw
dispiro
widths.center sw
flat 0 0
curl headLen headWidth
dispiro
widths.center sw
flat 0 0
curl headLen (-headWidth)
export : define [Shape sw] : function [x1 y1 x2 y2] : begin
define headLen : MosaicUnitWidth * [Math.sqrt MosaicWidthScalar] * 0.5
define headWidth : headLen * 1.00
define mag : Math.hypot (x2 - x1) (y2 - y1)
define p : 1 - sw / mag
define pHalf : mix 1 p 0.5
define x1a : mix [mix x1 x2 0.5] x1 p
define x2a : mix [mix x1 x2 0.5] x2 p
define y1a : mix [mix y1 y2 0.5] y1 p
define y2a : mix [mix y1 y2 0.5] y2 p
return : union
Bar x1a y1a x2a y2a sw
Head x1a y1a x2a y2a sw (pHalf * headLen) (pHalf * headWidth)
define [BarbArrowHead x1 y1 x2 y2 width length thickness] : new-glyph : glyph-proc
include : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
spiro-outline
corner o 0
corner length (width - o)
corner (length + thickness) (width - o)
corner (o + thickness) 0
corner (length + thickness) (-width + o)
corner length (-width + o)
define [BarbArrowShape k thickness] : lambda [x1 y1 x2 y2] : begin
local headLen : MosaicUnitWidth * [Math.sqrt MosaicWidthScalar] * k
local halfBarWidth : thickness / 2
return : union
BarbArrowHead x1 y1 x2 y2 headLen headLen (thickness * 1.125)
ArrowBar x1 y1 x2 y2 halfBarWidth 2
define [HalfArrowShape side] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : side x1 y1 x2 y2 arrowSw size
include : ArrowBar x1 y1 x2 y2 halfArrowSw 1.75
define [ArrowBarMaskOut d] : spiro-outline
corner O 0
corner (2 * d + O) (2 * d)
corner (-2 * d + O) (2 * d)
corner (-2 * d + O) (-2 * d)
corner (2 * d + O) (-2 * d)
define [DoubleArrowBarShape w x1 y1 x2 y2] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local fine : Math.min (w / 3) arrowSw
local coFine : w / 2 - fine / 2
return : difference
union
dispiro [widths.center fine] [flat 0 (+coFine)] [curl mag (+coFine)]
dispiro [widths.center fine] [flat 0 (-coFine)] [curl mag (-coFine)]
ArrowBarMaskOut coFine
define [DoubleArrowShape w] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : DoubleArrowBarShape w x1 y1 x2 y2
define [TripleArrowBarShape w x1 y1 x2 y2] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local fine : Math.min (w / 4) arrowSw
local coFine : w / 2 - fine / 2
return : difference
union
dispiro [widths.center fine] [flat 0 (+coFine)] [curl mag (+coFine)]
dispiro [widths.center fine] [flat 0 0] [curl mag 0]
dispiro [widths.center fine] [flat 0 (-coFine)] [curl mag (-coFine)]
ArrowBarMaskOut coFine
define [TripleArrowShape w] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : TripleArrowBarShape w x1 y1 x2 y2
define [QuadrupleArrowBarShape w x1 y1 x2 y2] : begin
return : PointingTo x1 y1 x2 y2 : lambda [mag] : begin
local fine : Math.min (w / 6.4) arrowSw
local coFine : w / 2 - fine / 2
return : difference
union
dispiro [widths.center fine] [flat 0 (+coFine)] [curl mag (+coFine)]
dispiro [widths.center fine] [flat 0 (+coFine / 3)] [curl mag (+coFine / 3)]
dispiro [widths.center fine] [flat 0 (-coFine / 3)] [curl mag (-coFine / 3)]
dispiro [widths.center fine] [flat 0 (-coFine)] [curl mag (-coFine)]
ArrowBarMaskOut coFine
define [QuadrupleArrowShape w] : lambda [x1 y1 x2 y2 size] : glyph-proc
include : ArrowHead x1 y1 x2 y2 size
include : QuadrupleArrowBarShape w x1 y1 x2 y2
define [dhArrowShape x1 y1 x2 y2 size] : glyph-proc
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p : (mag - o - size) / mag
include : ArrowShape x1 y1 x2 y2 size
include : ArrowHead x1 y1 [mix x1 x2 p] [mix y1 y2 p] size
define [htArrowShape x1 y1 x2 y2 size] : glyph-proc
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p1 : (size - o - halfArrowSw * 1.1) / mag
local p2 : size / mag
include : ArrowShape [mix x1 x2 p1] [mix y1 y2 p1] x2 y2 size
include : ArrowHead x1 y1 [mix x1 x2 p2] [mix y1 y2 p2] size
define [CounterArrowShape x1 y1 x2 y2 size] : glyph-proc
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p1 : (size - o - halfArrowSw * 1.1) / mag
local p2 : size / mag
include : ArrowBar [mix x1 x2 p1] [mix y1 y2 p1] x2 y2 halfArrowSw
include : ArrowHead x1 y1 [mix x1 x2 p2] [mix y1 y2 p2] size
define [dtCounterArrowShape x1 y1 x2 y2 size] : glyph-proc
local mag : Math.hypot (y2 - y1) (x2 - x1)
local p : (2 * size + o) / mag
include : CounterArrowShape x1 y1 x2 y2 size
include : ArrowHead x1 y1 [mix x1 x2 p] [mix y1 y2 p] size
define [MkArrow shape id unicode x1 y1 x2 y2 width headSize]
create-glyph id unicode : glyph-proc
set-width [fallback width MosaicWidth]
set-base-anchor 'slash' [mix x1 x2 (2/5)] [mix y1 y2 (2/5)]
include : shape x1 y1 x2 y2 [fallback headSize arrowHeadSize]
define [DoubleArrow shape id unicode x1 y1 x2 y2]
create-glyph id unicode : glyph-proc
set-width MosaicWidth
set-base-anchor 'slash' [mix x1 x2 (1/2)] [mix y1 y2 (1/2)]
local xm : mix x1 x2 0.5
local ym : mix y1 y2 0.5
include : shape xm ym x1 y1 arrowHeadSize
include : shape xm ym x2 y2 arrowHeadSize
define [DoubleArrow2 shape1 shape2 id unicode x1 y1 x2 y2]
create-glyph id unicode : glyph-proc
set-width MosaicWidth
set-base-anchor 'slash' [mix x1 x2 (1/2)] [mix y1 y2 (1/2)]
local xm : mix x1 x2 0.5
local ym : mix y1 y2 0.5
include : shape1 xm ym x1 y1 arrowHeadSize
include : shape2 xm ym x2 y2 arrowHeadSize
define [MkAngleArrow shape bar id unicode x1 y1 x2 y2 x3 y3 size]
create-glyph id unicode : glyph-proc
set-width MosaicWidth
include : union
shape x2 y2 x3 y3 [fallback size arrowHeadSize]
bar x1 y1 x2 y2
do "Straight Arrow"
MkArrow ArrowShape [MangleName 'arrowLeft'] [MangleUnicode 0x2190] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow ArrowShape [MangleName 'arrowUp'] [MangleUnicode 0x2191] arrowMidX arrowBot arrowMidX arrowTop
MkArrow ArrowShape [MangleName 'arrowRight'] [MangleUnicode 0x2192] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow ArrowShape [MangleName 'arrowDown'] [MangleUnicode 0x2193] arrowMidX arrowTop arrowMidX arrowBot
MkArrow ArrowShape [MangleName 'arrowUpLeft'] [MangleUnicode 0x2196] arrowDiagRSB arrowDiagBot arrowDiagSB arrowDiagTop
MkArrow ArrowShape [MangleName 'arrowUpRight'] [MangleUnicode 0x2197] arrowDiagSB arrowDiagBot arrowDiagRSB arrowDiagTop
MkArrow ArrowShape [MangleName 'arrowDownRight'] [MangleUnicode 0x2198] arrowDiagSB arrowDiagTop arrowDiagRSB arrowDiagBot
MkArrow ArrowShape [MangleName 'arrowDownLeft'] [MangleUnicode 0x2199] arrowDiagRSB arrowDiagTop arrowDiagSB arrowDiagBot
MkArrow ThinArrowShape [MangleName 'thinArrowLeft'] null arrowRSB SymbolMid arrowSB SymbolMid
MkArrow ThinArrowShape [MangleName 'thinArrowUp'] null arrowMidX arrowBot arrowMidX arrowTop
MkArrow ThinArrowShape [MangleName 'thinArrowRight'] null arrowSB SymbolMid arrowRSB SymbolMid
MkArrow ThinArrowShape [MangleName 'thinArrowDown'] null arrowMidX arrowTop arrowMidX arrowBot
MkArrow TrigArrowShape [MangleName 'trigArrowLeft'] [MangleUnicode 0x2B60] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow TrigArrowShape [MangleName 'trigArrowUp'] [MangleUnicode 0x2B61] arrowMidX arrowBot arrowMidX arrowTop
MkArrow TrigArrowShape [MangleName 'trigArrowRight'] [MangleUnicode 0x2B62] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow TrigArrowShape [MangleName 'trigArrowDown'] [MangleUnicode 0x2B63] arrowMidX arrowTop arrowMidX arrowBot
MkArrow TrigArrowShape [MangleName 'trigArrowUpLeft'] [MangleUnicode 0x2B66] arrowDiagRSB arrowDiagBot arrowDiagSB arrowDiagTop
MkArrow TrigArrowShape [MangleName 'trigArrowUpRight'] [MangleUnicode 0x2B67] arrowDiagSB arrowDiagBot arrowDiagRSB arrowDiagTop
MkArrow TrigArrowShape [MangleName 'trigArrowDownRight'] [MangleUnicode 0x2B68] arrowDiagSB arrowDiagTop arrowDiagRSB arrowDiagBot
MkArrow TrigArrowShape [MangleName 'trigArrowDownLeft'] [MangleUnicode 0x2B69] arrowDiagRSB arrowDiagTop arrowDiagSB arrowDiagBot
MkArrow OpenArrowShape [MangleName 'openHeadArrowLeft'] [MangleUnicode 0x21FD] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow OpenArrowShape [MangleName 'openHeadArrowRight'] [MangleUnicode 0x21FE] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow DoubleTrigArrowShape [MangleName 'dblTrigArrowLeft'] [MangleUnicode 0x2BEC] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow DoubleTrigArrowShape [MangleName 'dblTrigArrowUp'] [MangleUnicode 0x2BED] arrowMidX arrowBot arrowMidX arrowTop
MkArrow DoubleTrigArrowShape [MangleName 'dblTrigArrowRight'] [MangleUnicode 0x2BEE] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow DoubleTrigArrowShape [MangleName 'dblTrigArrowDown'] [MangleUnicode 0x2BEF] arrowMidX arrowTop arrowMidX arrowBot
MkArrow ArrowShape [MangleName 'arrowRightCompact'] null arrowSB SymbolMid arrowRSB SymbolMid nothing bendArrowHeadSize
MkArrow ArrowShape [MangleName 'arrowLeftCompact'] null arrowRSB SymbolMid arrowSB SymbolMid nothing bendArrowHeadSize
# These arrows are always wide. In force-monospace variants they will be deleted
if (MosaicWidthScalar > 1 && !para.forceMonospace) : do
define l : mix 0 arrowSB kLongArrowSB
define r : mix MosaicWidth arrowRSB kLongArrowSB
MkArrow ArrowShape 'longArrowLeft' 0x27F5 r SymbolMid l SymbolMid
MkArrow ArrowShape 'longArrowRight' 0x27F6 l SymbolMid r SymbolMid
do "Dash Straight Arrow"
MkArrow DashArrowShape [MangleName 'dashArrowLeft'] [MangleUnicode 0x21E0] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow DashArrowShape [MangleName 'dashArrowUp'] [MangleUnicode 0x21E1] arrowMidX arrowBot arrowMidX arrowTop
MkArrow DashArrowShape [MangleName 'dashArrowRight'] [MangleUnicode 0x21E2] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow DashArrowShape [MangleName 'dashArrowDown'] [MangleUnicode 0x21E3] arrowMidX arrowTop arrowMidX arrowBot
MkArrow TrigDashArrowShape [MangleName 'trigDashArrowLeft'] [MangleUnicode 0x2B6A] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow TrigDashArrowShape [MangleName 'trigDashArrowUp'] [MangleUnicode 0x2B6B] arrowMidX arrowBot arrowMidX arrowTop
MkArrow TrigDashArrowShape [MangleName 'trigDashArrowRight'] [MangleUnicode 0x2B6C] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow TrigDashArrowShape [MangleName 'trigDashArrowDown'] [MangleUnicode 0x2B6D] arrowMidX arrowTop arrowMidX arrowBot
do "Hook Straight Arrow"
MkArrow [HookArrowShape 1] [MangleName 'hookArrowLeft'] [MangleUnicode 0x21A9] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow [HookArrowShape (-1)] [MangleName 'hookArrowRight'] [MangleUnicode 0x21AA] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow [HookArrowShape (-1)] [MangleName 'hookArrowUpLeft'] [MangleUnicode 0x2923] arrowDiagRSB arrowDiagBot arrowDiagSB arrowDiagTop
MkArrow [HookArrowShape 1] [MangleName 'hookArrowUpRight'] [MangleUnicode 0x2924] arrowDiagSB arrowDiagBot arrowDiagRSB arrowDiagTop
MkArrow [HookArrowShape (-1)] [MangleName 'hookArrowDownRight'] [MangleUnicode 0x2925] arrowDiagSB arrowDiagTop arrowDiagRSB arrowDiagBot
MkArrow [HookArrowShape 1] [MangleName 'hookArrowDownLeft'] [MangleUnicode 0x2926] arrowDiagRSB arrowDiagTop arrowDiagSB arrowDiagBot
do "Loop Straight Arrow"
MkArrow [LoopArrowShape 1] [MangleName 'loopArrowLeft'] [MangleUnicode 0x21AB] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow [LoopArrowShape (-1)] [MangleName 'loopArrowRight'] [MangleUnicode 0x21AC] arrowSB SymbolMid arrowRSB SymbolMid
do "Half Circle Arrow"
local arcSW : Math.min arrowSw [AdviceStroke 5 MosaicWidthScalar]
local headSize : mix arcSW arrowHeadSize 0.5
local headLength : (headSize + fine) * Math.SQRT1_2
local l : arrowSB + 0.5 * headSize
local r : arrowRSB - 0.5 * headSize
local t : arrowTop - 0.5 * headSize
local b : arrowBot + 0.5 * headSize
local ada : ArchDepthAOf (SmallArchDepth * (r - l) / (RightSB - SB)) (r - l)
local adb : ArchDepthBOf (SmallArchDepth * (r - l) / (RightSB - SB)) (r - l)
local gapWidth : Math.max ((t - b) * 0.05) (fine * Math.SQRT1_2)
define [HalfCircleArrow headFunc fCcw fGapped] : glyph-proc
local arrowX : if fCcw (l + [HSwToV : 0.5 * arcSW]) (r - [HSwToV : 0.5 * arcSW])
local arrowY SymbolMid
local arrowYS : arrowY + 0.5 * headLength
local arrowYE : arrowY - 0.5 * headLength
set-width MosaicWidth
include : union
difference
OShape.NoOvershoot t b l r arcSW ada adb
if fGapped
ArrowHeadMaskGap arrowX arrowYS arrowX arrowYE headSize headSize gapWidth
MaskBelow arrowY
difference
dispiro
widths.center arcSW
flat arrowX arrowY
curl arrowX arrowYE [heading Downward]
ArrowHeadMaskOut arrowX arrowYS arrowX arrowYE headSize
include : headFunc arrowX arrowYS arrowX arrowYE headSize
define [ShareAlikeArrow] : glyph-proc
local arrowX : l + [HSwToV : 0.5 * Stroke]
local headLength : headSize * Math.SQRT1_2
local gapSize : Math.max (2 * headLength) (CAP - 0 - ada - adb)
local gapTop : CAP / 2 + 0.5 * gapSize
local gapBot : CAP / 2 - 0.5 * gapSize
set-width MosaicWidth
include : union
difference
OShape.NoOvershoot CAP 0 l r Stroke ada adb
spiro-outline
corner arrowSB gapTop
corner arrowMidX gapTop
corner arrowMidX gapBot
corner arrowSB gapBot
include : TriangleArrowHead arrowX gapTop arrowX (gapTop - headLength) headSize
define [OpenCircleArrow headFunc fCcw fClosed] : glyph-proc
local arrowX : arch.adjust-x.top arrowMidX arcSW
local arrowXS : arrowX + [if fCcw 0.5 (-0.5)] * headLength
local arrowXE : arrowX + [if fCcw (-0.5) 0.5] * headLength
local arrowY : t - (0.5 * arcSW)
local circle : OShape.NoOvershoot t b l r arcSW ada adb
set-width MosaicWidth
if fClosed
include circle
include : union
difference
OShape.NoOvershoot t b l r arcSW ada adb
intersection [MaskAbove SymbolMid] [[if fCcw MaskLeft MaskRight] arrowX]
difference
dispiro
widths.center arcSW
flat arrowX arrowY
curl arrowXE arrowY [heading [if fCcw Leftward Rightward]]
ArrowHeadMaskOut arrowXS arrowY arrowXE arrowY headSize
include : headFunc arrowXS arrowY arrowXE arrowY headSize
create-glyph [MangleName 'ccwHalfCircleArrow'] [MangleUnicode 0x21B6] : glyph-proc
include : HalfCircleArrow ArrowHead true false
create-glyph [MangleName 'cwHalfCircleArrow'] [MangleUnicode 0x21B7] : glyph-proc
include : HalfCircleArrow ArrowHead false false
create-glyph [MangleName 'ccwOpenCircleArrow'] [MangleUnicode 0x21BA] : glyph-proc
include : OpenCircleArrow ArrowHead true false
create-glyph [MangleName 'cwOpenCircleArrow'] [MangleUnicode 0x21BB] : glyph-proc
include : OpenCircleArrow ArrowHead false false
create-glyph [MangleName 'ccwGappedCircleArrow'] [MangleUnicode 0x27F2] : glyph-proc
include : HalfCircleArrow ArrowHead true true
create-glyph [MangleName 'cwGappedCircleArrow'] [MangleUnicode 0x27F3] : glyph-proc
include : HalfCircleArrow ArrowHead false true
create-glyph [MangleName 'ccwClosedCircleArrow'] [MangleUnicode 0x2940] : glyph-proc
include : OpenCircleArrow ArrowHead true true
create-glyph [MangleName 'cwClosedCircleArrow'] [MangleUnicode 0x2941] : glyph-proc
include : OpenCircleArrow ArrowHead false true
create-glyph [MangleName 'cwOpenCircleArrowTriangle'] [MangleUnicode 0x2B6E] : glyph-proc
include : OpenCircleArrow TriangleArrowHead false false
create-glyph [MangleName 'ccwOpenCircleArrowTriangle'] [MangleUnicode 0x2B6F] : glyph-proc
include : OpenCircleArrow TriangleArrowHead true false
if (MosaicWidthScalar == 1) : do
create-glyph 'ccCcwArrow' : glyph-proc
include : ShareAlikeArrow
do "Bend and Angle arrows"
define bendL : mix arrowMidX arrowSB : Math.max (bendArrowHeadSize / (arrowMidX - arrowSB)) (0.6 ** (2 / MosaicWidthScalar))
define bendR : mix arrowMidX arrowRSB : Math.max (bendArrowHeadSize / (arrowMidX - arrowSB)) (0.6 ** (2 / MosaicWidthScalar))
define bendT : SymbolMid + bendArrowHeadSize * 2
define bendB : SymbolMid - bendArrowHeadSize * 2
define [VBS x1 y1 x2 y2] : ArrowBar x1 y1 x2 (y2 - halfArrowSw) halfArrowSw 0 0
define [VBE x1 y1 x2 y2] : ArrowBar x1 y1 x2 (y2 + halfArrowSw) halfArrowSw 0 0
define [HBS x1 y1 x2 y2] : ArrowBar x1 y1 (x2 - halfArrowSw) y2 halfArrowSw 0 0
define [HBE x1 y1 x2 y2] : ArrowBar x1 y1 (x2 + halfArrowSw) y2 halfArrowSw 0 0
MkAngleArrow ArrowShape VBE [MangleName 'arrowUpTipBendLeft'] [MangleUnicode 0x21B0] bendR arrowBot bendR (arrowTop - bendArrowHeadSize) bendL (arrowTop - bendArrowHeadSize) bendArrowHeadSize
MkAngleArrow ArrowShape VBE [MangleName 'arrowUpTipBendRight'] [MangleUnicode 0x21B1] bendL arrowBot bendL (arrowTop - bendArrowHeadSize) bendR (arrowTop - bendArrowHeadSize) bendArrowHeadSize
MkAngleArrow ArrowShape VBS [MangleName 'arrowDownTipBendLeft'] [MangleUnicode 0x21B2] bendR arrowTop bendR (arrowBot + bendArrowHeadSize) bendL (arrowBot + bendArrowHeadSize) bendArrowHeadSize
MkAngleArrow ArrowShape VBS [MangleName 'arrowDownTipBendRight'] [MangleUnicode 0x21B3] bendL arrowTop bendL (arrowBot + bendArrowHeadSize) bendR (arrowBot + bendArrowHeadSize) bendArrowHeadSize
MkAngleArrow ArrowShape HBE [MangleName 'arrowRightTipBendDown'] [MangleUnicode 0x2B0E] arrowSB SymbolMid (arrowRSB - bendArrowHeadSize) SymbolMid (arrowRSB - bendArrowHeadSize) bendB bendArrowHeadSize
MkAngleArrow ArrowShape HBE [MangleName 'arrowRightTipBendUp'] [MangleUnicode 0x2B0F] arrowSB SymbolMid (arrowRSB - bendArrowHeadSize) SymbolMid (arrowRSB - bendArrowHeadSize) bendT bendArrowHeadSize
MkAngleArrow ArrowShape HBS [MangleName 'arrowLeftTipBendDown'] [MangleUnicode 0x2B10] arrowRSB SymbolMid (arrowSB + bendArrowHeadSize) SymbolMid (arrowSB + bendArrowHeadSize) bendB bendArrowHeadSize
MkAngleArrow ArrowShape HBS [MangleName 'arrowLeftTipBendUp'] [MangleUnicode 0x2B11] arrowRSB SymbolMid (arrowSB + bendArrowHeadSize) SymbolMid (arrowSB + bendArrowHeadSize) bendT bendArrowHeadSize
MkAngleArrow ArrowShape HBE [MangleName 'arrowRightCornerDown'] [MangleUnicode 0x21B4] arrowSB arrowTop (arrowRSB - arrowHeadSize) arrowTop (arrowRSB - arrowHeadSize) arrowBot arrowHeadSize
MkAngleArrow ArrowShape VBS [MangleName 'arrowDownCornerLeft'] [MangleUnicode 0x21B5] arrowRSB arrowTop arrowRSB (arrowBot + arrowHeadSize) arrowSB (arrowBot + arrowHeadSize) arrowHeadSize
# Bent TrigArrows
local hcDist : Math.max (halfArrowSw * 5) (arrowWidth / 2)
local vcDist : arrowHeadSize * 1.75
define yLower : SymbolMid - vcDist / 2
define yUpper : SymbolMid + vcDist / 2
define xLeft : arrowMidX - hcDist / 2
define xRight : arrowMidX + hcDist / 2
define arrowSB2 : arrowSB + halfArrowSw
define arrowRSB2 : arrowRSB - halfArrowSw
MkAngleArrow TrigArrowShape VBS [MangleName 'trigArrowDownLongBendLeft'] [MangleUnicode 0x2BA0] arrowRSB2 yUpper arrowRSB2 yLower arrowSB yLower
MkAngleArrow TrigArrowShape VBS [MangleName 'trigArrowDownLongBendRight'] [MangleUnicode 0x2BA1] arrowSB2 yUpper arrowSB2 yLower arrowRSB yLower
MkAngleArrow TrigArrowShape VBE [MangleName 'trigArrowUpLongBendLeft'] [MangleUnicode 0x2BA2] arrowRSB2 yLower arrowRSB2 yUpper arrowSB yUpper
MkAngleArrow TrigArrowShape VBE [MangleName 'trigArrowUpLongBendRight'] [MangleUnicode 0x2BA3] arrowSB2 yLower arrowSB2 yUpper arrowRSB yUpper
MkAngleArrow TrigArrowShape HBS [MangleName 'trigArrowLeftLongBendUp'] [MangleUnicode 0x2BA4] xRight arrowBot xLeft arrowBot xLeft arrowTop
MkAngleArrow TrigArrowShape HBE [MangleName 'trigArrowRightLongBendUp'] [MangleUnicode 0x2BA5] xLeft arrowBot xRight arrowBot xRight arrowTop
MkAngleArrow TrigArrowShape HBS [MangleName 'trigArrowLeftLongBendDown'] [MangleUnicode 0x2BA6] xRight arrowTop xLeft arrowTop xLeft arrowBot
MkAngleArrow TrigArrowShape HBE [MangleName 'trigArrowRightLongBendDown'] [MangleUnicode 0x2BA7] xLeft arrowTop xRight arrowTop xRight arrowBot
# Complex Bent Arrows
define pSlant 0.2
create-glyph [MangleName 'arrowReturnLeft'] [MangleUnicode 0x2B90] : glyph-proc
set-width MosaicWidth
local x1 : mix arrowRSB arrowSB pSlant
include : TrigArrowShape x1 yLower arrowSB yLower arrowHeadSize
include : intersection [MaskBelow : yUpper + halfArrowSw] : dispiro
widths.lhs arrowSw
disable-contrast
flat x1 (yLower - halfArrowSw)
curl arrowRSB (yUpper + halfArrowSw)
include : intersection
MaskLeftLine x1 (yLower - halfArrowSw) arrowRSB (yUpper + halfArrowSw)
ArrowBar arrowMidX yUpper arrowRSB yUpper halfArrowSw 0 0
create-glyph [MangleName 'arrowReturnRight'] [MangleUnicode 0x2B91] : glyph-proc
set-width MosaicWidth
local x1 : mix arrowSB arrowRSB pSlant
include : TrigArrowShape x1 yLower arrowRSB yLower arrowHeadSize
include : intersection [MaskBelow : yUpper + halfArrowSw] : dispiro
widths.rhs arrowSw
disable-contrast
flat x1 (yLower - halfArrowSw)
curl arrowSB (yUpper + halfArrowSw)
include : intersection
MaskRightLine x1 (yLower - halfArrowSw) arrowSB (yUpper + halfArrowSw)
ArrowBar arrowMidX yUpper arrowSB yUpper halfArrowSw 0 0
define pNewline 0.35
define pGap : StrokeWidthBlend 0.1 0.05
define arrowGapX : pGap * (arrowRSB - arrowSB)
define arrowGapX2 : 0.1 * (arrowRSB - arrowSB)
define arrowGapY : pGap * (arrowTop - arrowBot)
create-glyph [MangleName 'arrowNewlineLeft'] [MangleUnicode 0x2B92] : glyph-proc
set-width MosaicWidth
local x1 : mix arrowRSB arrowSB pNewline
local x2 : mix arrowSB arrowRSB pNewline
local x3 : arrowRSB - halfArrowSw
include : ArrowBar arrowSB yUpper (x1 - arrowGapX2) yUpper halfArrowSw 0 0
include : ArrowBar x1 yUpper arrowRSB yUpper halfArrowSw 0 0
include : ArrowBar x3 yUpper x3 yLower halfArrowSw 0 0
include : TrigArrowShape arrowRSB yLower x2 yLower arrowHeadSize
include : ArrowBar (x2 - arrowGapX) yLower arrowSB yLower halfArrowSw 0 0
create-glyph [MangleName 'arrowNewlineRight'] [MangleUnicode 0x2B93] : glyph-proc
set-width MosaicWidth
local x1 : mix arrowSB arrowRSB pNewline
local x2 : mix arrowRSB arrowSB pNewline
local x3 : arrowSB + halfArrowSw
include : ArrowBar arrowRSB yUpper (x1 + arrowGapX2) yUpper halfArrowSw 0 0
include : ArrowBar x1 yUpper arrowSB yUpper halfArrowSw 0 0
include : ArrowBar x3 yUpper x3 yLower halfArrowSw 0 0
include : TrigArrowShape arrowSB yLower x2 yLower arrowHeadSize
include : ArrowBar (x2 + arrowGapX) yLower arrowRSB yLower halfArrowSw 0 0
create-glyph [MangleName 'arrowCirclingCCW'] [MangleUnicode 0x2B94] : glyph-proc
set-width MosaicWidth
define headSize : arrowHeadSize * 0.5
define offset : 0.75 * headSize / 2
include : VBE xRight (SymbolMid + offset + arrowGapY) xRight yUpper
include : TrigArrowShape xRight yUpper (arrowMidX - offset) yUpper headSize
include : HBS (arrowMidX - offset - arrowGapX) yUpper xLeft yUpper
include : TrigArrowShape xLeft yUpper xLeft (SymbolMid - offset) headSize
include : VBS xLeft (SymbolMid - offset - arrowGapY) xLeft yLower
include : TrigArrowShape xLeft yLower (arrowMidX + offset) yLower headSize
include : HBE (arrowMidX + offset + arrowGapX) yLower xRight yLower
include : TrigArrowShape xRight yLower xRight (SymbolMid + offset) headSize
# U-Shaped Arrows
create-glyph [MangleName 'trigArrowUShapeLeft'] [MangleUnicode 0x2B8C] : glyph-proc
set-width MosaicWidth
include : dispiro
widths.center arrowSw
disable-contrast
flat arrowSB yLower [heading Rightward]
curl (arrowRSB2 - vcDist / 2) yLower
archv
g4 arrowRSB2 SymbolMid
arcvh
flat (arrowRSB2 - vcDist / 2) yUpper
curl arrowMidX yUpper [heading Leftward]
include : TrigArrowShape arrowMidX yUpper arrowSB yUpper arrowHeadSize
create-glyph [MangleName 'trigArrowUShapeUp'] [MangleUnicode 0x2B8D] : glyph-proc
set-width MosaicWidth
include : dispiro
widths.center arrowSw
disable-contrast
flat xLeft arrowTop [heading {.x 1 .y 0}]
curl xLeft (arrowBot + hcDist / 2)
arcvh
g4 arrowMidX arrowBot
archv
flat xRight (arrowBot + hcDist / 2)
curl xRight [Math.max SymbolMid : arrowBot + hcDist / 2 + TINY] [heading {.x (-1) .y 0}]
include : TrigArrowShape xRight SymbolMid xRight arrowTop arrowHeadSize
create-glyph [MangleName 'trigArrowUShapeRight'] [MangleUnicode 0x2B8E] : glyph-proc
set-width MosaicWidth
include : dispiro
widths.center arrowSw
disable-contrast
flat arrowRSB yUpper [heading Leftward]
curl (arrowSB2 + vcDist / 2) yUpper
archv
g4 arrowSB2 SymbolMid
arcvh
flat (arrowSB2 + vcDist / 2) yLower
curl arrowMidX yLower [heading Rightward]
include : TrigArrowShape arrowMidX yLower arrowRSB yLower arrowHeadSize
create-glyph [MangleName 'trigArrowUShapeDown'] [MangleUnicode 0x2B8F] : glyph-proc
set-width MosaicWidth
include : dispiro
widths.center arrowSw
disable-contrast
flat xRight arrowBot [heading {.x (-1) .y 0}]
curl xRight (arrowTop - hcDist / 2)
arcvh
g4 arrowMidX arrowTop
archv
flat xLeft (arrowTop - hcDist / 2)
curl xLeft [Math.min SymbolMid : arrowTop - hcDist / 2 - TINY] [heading {.x 1 .y 0}]
include : TrigArrowShape xLeft SymbolMid xLeft arrowBot arrowHeadSize
do "Half-head Arrows"
MkArrow [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowLeftHR'] [MangleUnicode 0x21BC] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowLeftHL'] [MangleUnicode 0x21BD] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowUpHR'] [MangleUnicode 0x21BE] arrowMidX arrowBot arrowMidX arrowTop
MkArrow [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowUpHL'] [MangleUnicode 0x21BF] arrowMidX arrowBot arrowMidX arrowTop
MkArrow [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowRightHL'] [MangleUnicode 0x21C0] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowRightHR'] [MangleUnicode 0x21C1] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowDownHL'] [MangleUnicode 0x21C2] arrowMidX arrowTop arrowMidX arrowBot
MkArrow [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowDownHR'] [MangleUnicode 0x21C3] arrowMidX arrowTop arrowMidX arrowBot
do "Double Half-head Arrows (different side)"
DoubleArrow [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowLeftRightHR'] [MangleUnicode 0x294A] arrowSB SymbolMid arrowRSB SymbolMid
DoubleArrow [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowLeftRightHL'] [MangleUnicode 0x294B] arrowSB SymbolMid arrowRSB SymbolMid
DoubleArrow [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowUpDownHR'] [MangleUnicode 0x294C] arrowMidX arrowTop arrowMidX arrowBot
DoubleArrow [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowUpDownHL'] [MangleUnicode 0x294D] arrowMidX arrowTop arrowMidX arrowBot
do "Double Half-head Arrows (same side)"
DoubleArrow2 [HalfArrowShape RHSHalfArrowHead] [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowLeftHRRightHL'] [MangleUnicode 0x294E] arrowSB SymbolMid arrowRSB SymbolMid
DoubleArrow2 [HalfArrowShape RHSHalfArrowHead] [HalfArrowShape LHSHalfArrowHead] [MangleName 'arrowUpHRDownHL'] [MangleUnicode 0x294F] arrowMidX arrowTop arrowMidX arrowBot
DoubleArrow2 [HalfArrowShape LHSHalfArrowHead] [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowLeftHLRightHR'] [MangleUnicode 0x2950] arrowSB SymbolMid arrowRSB SymbolMid
DoubleArrow2 [HalfArrowShape LHSHalfArrowHead] [HalfArrowShape RHSHalfArrowHead] [MangleName 'arrowUpHLDownHR'] [MangleUnicode 0x2951] arrowMidX arrowTop arrowMidX arrowBot
define waveArrowAmplitude : (Width - SB) * DesignParameters.arrow_size * (0.7 + 0.4 * MosaicWidthScalar)
do "Wave arrows"
glyph-block-import Shared-Symbol-Shapes : CreateWaveShape
define WaveSw : AdviceStroke (5.5 - MosaicWidthScalar)
define WaveShape : CreateWaveShape
waveArrowAmplitude * 0.4 + WaveSw / 4 * MosaicWidthScalar
begin WaveSw
define rightTBias : (MosaicWidth / MosaicUnitWidth) - 1
define freeCoT : arrowSB / MosaicWidth
define connectedCoT : (arrowSB / MosaicWidth) + (9 / 32) * MosaicWidthScalar
local mag : arrowRSB - arrowSB
local p : (mag - o - halfArrowSw * 1.1) / mag
create-glyph [MangleName 'waveArrowLeftRight'] [MangleUnicode 0x21AD] : glyph-proc
set-width MosaicWidth
include : WaveShape
left -- (-connectedCoT)
right -- (rightTBias - connectedCoT)
xsJoin -- [mix arrowSB arrowRSB (1 - p)]
xfJoin -- [mix arrowSB arrowRSB (p)]
unitWidth -- MosaicUnitWidth
waveCount -- (2 / MosaicWidthScalar)
include : ArrowHead arrowSB SymbolMid arrowRSB SymbolMid
include : ArrowHead arrowRSB SymbolMid arrowSB SymbolMid
create-glyph [MangleName 'waveArrowLeft'] [MangleUnicode 0x219C] : glyph-proc
set-width MosaicWidth
include : WaveShape
left -- (-connectedCoT)
right -- (rightTBias - freeCoT)
xsJoin -- [mix arrowSB arrowRSB (1 - p)]
unitWidth -- MosaicUnitWidth
waveCount -- (2 / MosaicWidthScalar)
include : ArrowHead arrowRSB SymbolMid arrowSB SymbolMid
create-glyph [MangleName 'waveArrowRight'] [MangleUnicode 0x219D] : glyph-proc
set-width MosaicWidth
include : WaveShape
left -- (-freeCoT)
right -- (rightTBias - connectedCoT)
xfJoin -- [mix arrowSB arrowRSB (p)]
unitWidth -- MosaicUnitWidth
waveCount -- (2 / MosaicWidthScalar)
include : ArrowHead arrowSB SymbolMid arrowRSB SymbolMid
do "Squiggle Arrows"
glyph-block-import Shared-Symbol-Shapes : CreateWaveShape
define WaveSw : AdviceStroke (5.5 - MosaicWidthScalar)
define [SquiggleArrowBarSide kMag1 kMag2 l r kL kR y0] : begin
local mag : r - l
local p : (mag - o - halfArrowSw * 1.1) / mag
local p2 0.75
local p2L : mix 1 p2 [mix 1 kL (1 / 2)]
local p2R : mix 1 p2 [mix 1 kR (1 / 2)]
local innerStops : 3 * MosaicWidthScalar
local knots {}
knots.push : corner [mix l r : mix 0 (1 - p) kL] y0
knots.push : corner [mix l r (1 - p2L)] y0
foreach j [range 0 innerStops] : begin
knots.push : corner
mix l r : mix (1 - p2L) p2R ((j + 1 / 2) / innerStops)
y0 + waveArrowAmplitude * [if (j % 2) kMag1 kMag2]
knots.push : corner [mix l r p2R] y0
knots.push : corner [mix l r : mix 1 p kR] y0
return knots
define [SquiggleArrowBar kL kR] : begin
return : spiro-outline
SquiggleArrowBarSide 0.3 (-0.25) arrowSB arrowRSB kL kR (SymbolMid + arrowSw / 2)
[SquiggleArrowBarSide 0.25 (-0.3) arrowSB arrowRSB kL kR (SymbolMid - arrowSw / 2)].reverse
create-glyph [MangleName 'squiggleArrowLeft'] [MangleUnicode 0x21DC] : glyph-proc
set-width MosaicWidth
include : SquiggleArrowBar 1 0
include : ArrowHead arrowRSB SymbolMid arrowSB SymbolMid
create-glyph [MangleName 'squiggleArrowRight'] [MangleUnicode 0x21DD] : glyph-proc
set-width MosaicWidth
include : SquiggleArrowBar 0 1
include : ArrowHead arrowSB SymbolMid arrowRSB SymbolMid
if (MosaicWidthScalar > 1 && !para.forceMonospace) : do
define l : mix 0 arrowSB kLongArrowSB
define r : mix MosaicWidth arrowRSB kLongArrowSB
define [LongSquiggleArrowBar kL kR] : begin
return : spiro-outline
SquiggleArrowBarSide 0.3 (-0.25) l r kL kR (SymbolMid + arrowSw / 2)
[SquiggleArrowBarSide 0.25 (-0.3) l r kL kR (SymbolMid - arrowSw / 2)].reverse
create-glyph 'longSquiggleArrowLeft' 0x2B33 : glyph-proc
set-width MosaicWidth
include : LongSquiggleArrowBar 1 0
include : ArrowHead r SymbolMid l SymbolMid
create-glyph 'longSquiggleArrowRight' 0x27FF : glyph-proc
set-width MosaicWidth
include : LongSquiggleArrowBar 0 1
include : ArrowHead l SymbolMid r SymbolMid
do "Thick Arrows"
MkArrow [ThickArrowShape 'white'] [MangleName 'uni21E6'] [MangleUnicode 0x21E6] arrowRSB SymbolMid arrowSB SymbolMid
MkArrow [ThickArrowShape 'white'] [MangleName 'uni21E7'] [MangleUnicode 0x21E7] arrowMidX arrowBot arrowMidX arrowTop
MkArrow [ThickArrowShape 'white'] [MangleName 'uni21E8'] [MangleUnicode 0x21E8] arrowSB SymbolMid arrowRSB SymbolMid
MkArrow [ThickArrowShape 'white'] [MangleName 'uni21E9'] [MangleUnicode 0x21E9] arrowMidX arrowTop arrowMidX arrowBot