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graflow: improving ortho

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STEINNI
2026-03-04 20:48:50 +00:00
parent fc16a1840f
commit 6ffdb79001
1 changed files with 35 additions and 27 deletions
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62
bzGraflow.js
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@@ -459,9 +459,10 @@ class BZgraflow extends Buildoz{
return({ x: x - r.left, y: y - r.top })
}
buildSegment(x1, y1, c1x, c1y, c2x, c2y, x2, y2, wireType, startAxis, loop=false){
buildSegment(x1, y1, c1x, c1y, c2x, c2y, x2, y2, wireType, dir1, dir2, loop=false){
if(loop) wireType = 'bezier' // loops only use bezier to look good
const startAxis = ['n', 's'].includes(dir1) ? 'v' : 'h'
if(wireType == 'bezier'){
return(`C ${c1x} ${c1y}, ${c2x} ${c2y}, ${x2} ${y2}`)
}
@@ -469,8 +470,26 @@ class BZgraflow extends Buildoz{
return(`L ${c1x} ${c1y} L ${c2x} ${c2y} L ${x2} ${y2}`)
}
if(wireType == 'ortho'){
if(startAxis == 'v') return(`V ${(c1y + c2y) / 2} H ${c2x} V ${y2}`)
else return(`H ${(c1x + c2x) / 2} V ${c2y} H ${x2}`)
const medianx = (x1 + x2) / 2
const mediany = (y1 + y2) / 2
if(startAxis == 'v') {
if( ((dir1 == 's') && (c1y < mediany)) || ((dir1 == 'n') && (c1y > mediany)) ){
if( (dir2=='e') && (c2x > x1) || (dir2=='w') && (c2x < x1)) return(`V ${mediany} H ${c2x} V ${y2} H ${x2}`)
else if((dir2=='e') || (dir2=='w')) return(`V ${y2} H ${x2}`)
else return(`V ${mediany} H ${c2x} V ${y2} H ${x2}`)
} else {
return(`V ${c1y} H ${medianx} V ${c2y} H ${x2} V ${y2}`)
}
}
else {
if( ((dir1 == 'e') && (c1x <medianx)) || ((dir1 == 'w') && (c1x > medianx)) ){
if( (dir2=='s') && (c2y > y1) || (dir2=='n') && (c2y < y1)) return(`H ${medianx} V ${c2y} H ${x2} V ${y2}`)
else if((dir2=='n') || (dir2=='s')) return(`H ${x2} V ${y2}`)
else return(`H ${medianx} V ${c2y} H ${x2} V ${y2}`)
} else {
return(`H ${c1x} V ${mediany} H ${c2x} V ${y2} H ${x2}`)
}
}
}
return('')
}
@@ -510,8 +529,7 @@ class BZgraflow extends Buildoz{
c2y -= 1*tension
}
}
const startAxis = ['n', 's'].includes(port1.direction) ? 'v' : 'h'
const seg = this.buildSegment(x1, y1, c1x, c1y, c2x, c2y, x2, y2, wireType, startAxis, loop)
const seg = this.buildSegment(x1, y1, c1x, c1y, c2x, c2y, x2, y2, wireType, port1.direction, port2.direction, loop)
if(!seg) return('')
return(`M ${x1} ${y1} ${seg}`)
}
@@ -528,24 +546,12 @@ class BZgraflow extends Buildoz{
return('')
}
const makeSegment = (x1, y1, x2, y2, orientation1, orientation2) => {
let c1x, c1y, c2x, c2y
if(orientation1=='horizontal') {
c1x = Math.floor(x1 + tension)
c1y = y1
} else {
c1x = x1
c1y = Math.floor(y1 + tension)
}
if(orientation2=='horizontal') {
c2x = Math.floor(x2 - tension)
c2y = y2
} else {
c2x = x2
c2y = Math.floor(y2 - tension)
}
const startAxis = (orientation1=='vertical') ? 'v' : 'h'
return(this.buildSegment(x1, y1, c1x, c1y, c2x, c2y, x2, y2, wireType, startAxis, false))
const makeSegment = (x1, y1, x2, y2, dir1, dir2) => {
const c1x = Math.floor(x1 + (this.dirVect[dir1].x * tension))
const c1y = Math.floor(y1 + (this.dirVect[dir1].y * tension))
const c2x = Math.floor(x2 + (this.dirVect[dir2].x * tension))
const c2y = Math.floor(y2 + (this.dirVect[dir2].y * tension))
return(this.buildSegment(x1, y1, c1x, c1y, c2x, c2y, x2, y2, wireType, dir1, dir2, false))
}
// Start/end points in SVG coords (works for both bezier and line)
@@ -559,6 +565,8 @@ class BZgraflow extends Buildoz{
const yEnd = Math.floor(ep.y)
let path = `M ${x1} ${y1} `
const entryDir = (orientation == 'horizontal') ? 'w' : 'n'
const exitDir = (orientation == 'horizontal') ? 'e' : 's'
let firstPort = port1
for(const interNode of interNodes){
const bb = this.stagedNodes[interNode].getBoundingClientRect()
@@ -577,10 +585,10 @@ class BZgraflow extends Buildoz{
let y2 = Math.floor(entry.y)
if(firstPort){
path += makeSegment(x1, y1, x2, y2, ['w','e'].includes(firstPort.direction) ? 'horizontal' : 'vertical', orientation)
path += makeSegment(x1, y1, x2, y2, firstPort.direction, entryDir)
firstPort = null
} else {
path += makeSegment(x1, y1, x2, y2, orientation, orientation)
path += makeSegment(x1, y1, x2, y2, exitDir, entryDir)
}
const x3 = Math.floor(exit.x)
@@ -590,7 +598,7 @@ class BZgraflow extends Buildoz{
x1 = x3
y1 = y3
}
path += ' ' + makeSegment(x1, y1, xEnd, yEnd, orientation, orientation)
path += ' ' + makeSegment(x1, y1, xEnd, yEnd, exitDir, port2.direction)
return(path)
}