new v4 website

This commit is contained in:
Rasmus Andersson 2023-09-26 17:10:58 -07:00
parent c2452dee3a
commit 2f9a256e6e
274 changed files with 6316 additions and 330038 deletions

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<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M5.415 12l.822-2.335h3.64L10.698 12h1.108L8.602 3.273h-1.09L4.306 12h1.108zm2.59-7.347h.103l1.436 4.074H6.57l1.436-4.074z" fill="#000"/><path fill-rule="evenodd" clip-rule="evenodd" d="M0 14V2h1v12H0zm15 0V2h1v12h-1z" fill="#000"/></svg>

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<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M5.297 12l.762-2.14h3.32L10.14 12h1.015L8.22 4h-1l-2.94 8h1.016zm1.066-3l1.324-3.734h.063L9.074 9h-2.71z" fill="#000"/><path fill-rule="evenodd" clip-rule="evenodd" d="M15 2H1V1h14v1zm0 13H1v-1h14v1z" fill="#000"/></svg>

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<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M0 13V3h1v10H0zm3 0V3h2v10H3zm4 0V3h3v10H7zm5 0V3h4v10h-4z" fill="#000"/></svg>

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body {
padding-bottom: 0;
}
const {
display: inline;
font-size: 1.2em;
font-style: italic;
font-family: 'Times New Roman', Times, serif;
}
sup {
/*background:lightpink;*/
display: inline-block;
font-size:0.92em;
position: relative;
top:-0.4em;
letter-spacing: 0.001em;
vertical-align: baseline;
}
.row.first {
padding-bottom:1em;
}
formula {
display: inline-flex;
align-items: center;
background: white;
border-radius: 5px;
padding: 0 1em;
line-height: 3em;
height: 3em;
overflow: hidden;
margin-right: 1em;
margin-bottom: 1em;
white-space: nowrap;
}
.row.white formula {
background: #f5f5f5;
}
formula:last-child {
margin-right: 0;
}
formula.code {
white-space: pre;
font-family: "SFMono-Regular", Menlo, Consolas, Inconsolata, monospace;
font-size:0.96em;
}
formula > * {
margin: 0 0.2em 0 0.2em;
}
formula > g {
display: inline-block;
}
formula > const {
margin-bottom: 0.11em;
}
formula > sup {
margin-left: 0;
}
.samples {
display: flex;
flex-wrap: wrap;
overflow: auto;
overflow-wrap: break-word;
word-break: break-word;
padding: 50px 0 0 50px; /* note: samples have 50px right margin */
}
.samples .sample {
color: #111;
flex: 0 1 auto;
outline: none;
margin-right: 50px;
margin-bottom: 50px;
min-width: 50px;
}
.samples .sample > * {
display: block;
outline: none;
}
.samples .sample .content {
padding-left: 10px;
border-left: 2px solid transparent;
margin-left: -12px;
}
.samples .sample.selected .content {
border-left-color: rgb(45, 143, 255);
}
.samples .sample .di {
background-color: #ccc;
height: 1px;
width: 100%;
margin-bottom: 8px;
}
.samples .sample .di > span {
display: block;
background-color: #333;
height: 100%;
}
.samples .sample .di.match > span {
background-color: #0d3;
}
.samples .sample .di.unavailable {
background-color: #eee;
}
.samples .sample .di.unavailable > span {
visibility: hidden;
}
.samples .sample .info {
display: block;
font-size: 11px !important;
letter-spacing: 0.01em;
font-weight: 400;
line-height: 11px;
margin-bottom: 9px;
color: #bbb;
}
.row.with-sidebar {
padding: 0;
}
.row.with-sidebar > *:first-child {
flex: 1 1 auto;
}
.row.with-sidebar > .sidebar {
flex: 0 0 auto;
}
div.controls {
box-sizing: border-box;
width: 250px;
max-width: 250px;
flex: 0 0 auto;
padding: 10px 0;
border-left: 4px solid #f4f4f4;
display: flex;
flex-direction: column;
overflow: hidden;
}
div.controls hr {
border: none;
height: 2px;
background: #f4f4f4;
margin-top: 10px;
margin-bottom: 10px;
}
div.controls hr.without-bottom-margin { margin-bottom: 0; }
div.controls hr.without-top-margin { margin-top: 0; }
div.controls hr.without-margins { margin: 0; }
div.controls .control {
display: flex;
justify-content: space-between;
align-items: center;
overflow: hidden;
height: 30px;
margin: 0 16px;
}
div.controls > h3 {
margin: 0 16px;
}
div.controls > textarea {
border: none;
padding:16px;
height: 240px;
font-family: "SFMono-Regular", Menlo, Consolas, Inconsolata, monospace;
outline: none;
resize: vertical;
color: #999;
}
div.controls > textarea:focus {
color: inherit;
}
div.controls textarea#code-output {
height: 50px;
}
div.controls .control > * {
/*max-width: 50%;*/
flex: 1 1 auto;
margin:0;
margin-right: 16px;
box-sizing: border-box;
}
div.controls .control > :last-child {
margin-right: 0;
}
div.controls .control > select {
min-width: 6em;
align-items: center;
justify-content: center;
}
div.controls .control > input,
div.controls .control > select {
width: 0;
outline: none;
}
div.controls .control > input[type="number"],
div.controls .control > input[type="text"] {
background: none;
border: none;
padding: 4px 0;
font-size: 13px;
}
div.controls .control > input[type="number"] {
max-width: 60px;
-moz-font-feature-settings: 'calt' 1, 'zero' 1, 'tnum' 1;
-ms-font-feature-settings: 'calt' 1, 'zero' 1, 'tnum' 1;
-o-font-feature-settings: 'calt' 1, 'zero' 1, 'tnum' 1;
-webkit-font-feature-settings: 'calt' 1, 'zero' 1, 'tnum' 1;
font-feature-settings: 'calt' 1, 'zero' 1, 'tnum' 1;
}
div.controls .control > input[type=number]::-webkit-inner-spin-button,
div.controls .control > input[type=number]::-webkit-outer-spin-button {
-webkit-appearance: none;
margin: 0;
}
div.controls .control > input[type="number"][readonly] {
max-width: 40px;
}
div.controls .control > input.wide[type="number"] {
max-width: 100%;
}
div.controls .control > input[type="range"] {
/*max-width: 80%;*/
flex: 1 1 auto;
display: block;
}
div.controls .control > img.icon,
div.controls .control > label {
font-family: georgia, serif;
font-style: italic;
line-height: 16px;
color: black;
width: 16px;
height: 16px;
flex: 0 0 auto;
margin-right: 16px;
opacity: 0.6;
}
div.controls canvas {
height: 200px;
}
div.controls .when-selection {
display: none;
}
div.controls.has-selected-sample .when-selection {
display: block;
}
.row.narrow-window {
margin-top:0;
padding-top:0;
}
@media only screen and (max-width: 565px) {
.row.with-sidebar {
overflow: auto;
}
div.controls {
display: none;
}
.row.with-sidebar {
flex-direction: column;
}
}
/* small devices (<= iPhone 6+) */
@media only screen and (max-device-width: 414px) {
.samples {
padding-left: 20px;
padding-right: 50px;
}
}

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@ -1,683 +1,17 @@
---
layout: default
title: Dynamic Metrics
title: 404 not found
custom_html_header: |
<link rel="canonical" href="https://d.rsms.me/inter-website/v3/dynmetrics/">
<meta name="robots" content="noindex">
---
{%
if site.safe == false %}{%
assign url_root = "/" %}{% else %}{%
assign url_root = "/inter/" %}{% endif %}{%
for file in site.static_files %}{%
assign _path = file.path | remove_first: "/inter" %}{%
if _path == "/dynmetrics/index.css" %}{%
assign index_css_v = file.modified_time | date: "%Y%m%d%H%M%S" %}{%
elsif _path == "/res/bindings.js" %}{%
assign bindings_js_v = file.modified_time | date: "%Y%m%d%H%M%S" %}{%
elsif _path == "/res/graphplot.js" %}{%
assign graphplot_js_v = file.modified_time | date: "%Y%m%d%H%M%S" %}{%
endif %}{%
endfor
%}
<link rel="stylesheet" href="index.css?v={{ index_css_v }}">
<script src="{{url_root}}res/bindings.js?v={{ bindings_js_v }}"></script>
<script src="{{url_root}}res/graphplot.js?v={{ graphplot_js_v }}"></script>
<div class="row first"><div>
<h1>Dynamic Metrics</h1>
<div class="row"><div>
<h1>404 not found</h1>
<p>
There's of course no absolute right or wrong when it comes to expressing
yourself with typography, but Inter Dynamic Metrics provides guidelines
for how to best use Inter.
You simply provide the optical font size,
and the tracking and line height is calculated for you through the following
formula:
This page used to exist, but is no longer.<br>
</p>
<p>
<formula>
tracking =
<const>a</const> + <const>b</const> ×
<const title="Base of natural logarithm; ≈2.718">e</const><sup>(<const>c</const> × <const>z</const>)</sup>
</formula>
<!--formula>
line height = <num data-binding="var-l">1.4</num> × <const>z</const>
</formula-->
<formula title="Values for Inter">
<g><const title="Constant a">a</const> = <num data-binding="var-a">-0.0223</num></g> &nbsp;&nbsp;
<g><const title="Constant b">b</const> = <num data-binding="var-b">0.185</num></g> &nbsp;&nbsp;
<g><const title="Constant c">c</const> = <num data-binding="var-c">-0.1745</num></g> &nbsp;&nbsp;
<g><const>z</const> = font size</g>
</formula>
</p>
<p class="wide-window">
The controls below can be used to play around with the
<const>a</const>, <const>b</const> and <const>c</const> constants to discover
how they affect tracking.
</p>
<p class="narrow-window">
<small>View this on a larger screen to enable interactive control.</small>
You can visit an archived version of the old website:
<a href="https://d.rsms.me/inter-website/v3/dynmetrics/">https://d.rsms.me/inter-website/v3/dynmetrics/</a>
</p>
</div></div>
<div class="white full-width row with-sidebar">
<div class="samples">
<p class="sample">
<span class="di"><span></span></span>
<span class="info"
title="size, tracking, (ideal tracking) — progress bar shows distance from ideal"
>15 &nbsp; 0.0 &nbsp; ( 0.0 )</span>
<span contenteditable spellcheck="false" class="content">
Such a riot of sea and wind strews the whole extent of beach with whatever has been lost or thrown overboard, or torn out of sunken ships. Many a man has made a good weeks work in a single day by what he has found while walking along the Beach when the surf was down.
</span>
</p>
</div>
<div class="sidebar controls">
<div class="control">
<img title="Style" class="icon" src="icons/style.svg">
<select data-binding="style">
<option value="thin">Thin</option>
<option value="extra-light">Extra Light</option>
<option value="light">Light</option>
<option value="regular" default selected>Regular</option>
<option value="medium">Medium</option>
<option value="semi-bold">Semi Bold</option>
<option value="bold">Bold</option>
<option value="extra-bold">Extra Bold</option>
<option value="black">Black</option>
<option disabled>————————————</option>
<option value="thin-italic">Thin Italic</option>
<option value="extra-light-italic">Extra Light Italic</option>
<option value="light-italic">Light Italic</option>
<option value="italic">Italic</option>
<option value="medium-italic">Medium Italic</option>
<option value="semi-bold-italic">Semi Bold Italic</option>
<option value="bold-italic">Bold Italic</option>
<option value="extra-bold-italic">Extra Bold Italic</option>
<option value="black-italic">Black Italic</option>
</select>
</div>
<div class="control">
<img title="Base tracking" class="icon" src="icons/letter-spacing.svg">
<input type="range" min="-0.05" max="0.06" step="0.001" data-binding="base-tracking">
<input type="number" min="-0.15" max="1" step="0.001" data-binding="base-tracking">
</div>
<div class="control">
<img title="Line height" class="icon" src="icons/line-height.svg">
<input type="range" min="1" max="2" step="0.01" data-binding="var-l">
<input type="number" min="1" max="2" step="0.01" data-binding="var-l">
</div>
<hr>
<div class="control">
<label title="Constant a">a</label>
<input type="range" min="-0.05" max="0" step="0.001" data-binding="var-a">
<input type="number" min="-0.05" max="0" step="0.0001" data-binding="var-a">
</div>
<div class="control">
<label title="Constant b">b</label>
<input type="range" min="0" max="1" step="0.01" data-binding="var-b">
<input type="number" min="0" max="1" step="0.001" data-binding="var-b">
</div>
<div class="control">
<label title="Constant c">c</label>
<input type="range" min="-1" max="0" step="0.01" data-binding="var-c">
<input type="number" min="-1" max="0" step="0.001" data-binding="var-c">
</div>
<hr>
<div class="control">
<label title="Number of ideal matches">ni</label>
<input title="Number of ideal matches" type="number" readonly data-binding="ideal-count">
<label title="Distance from ideal">di</label>
<input title="Distance from ideal" type="number" class="wide" readonly data-binding="ideal-distance">
</div>
<hr class="without-bottom-margin">
<canvas class="graphplot">Canvas not Supported</canvas>
<hr class="when-selection without-top-margin">
<h3 class="when-selection">CSS</h3>
<textarea class="when-selection" readonly id="code-output"></textarea>
<hr class="without-top-margin">
<h3>Ideal values</h3>
<textarea id="ideal-values"></textarea>
<hr class="without-top-margin">
</div>
</div>
<script type="text/javascript">(function(){
// internal variables that are user-controllable, but are not part of
// Dynamic Metrics
var baseTracking = 0
var weightClass = 400
function round(num, prec) {
return parseFloat(num.toFixed(prec))
}
// Ideal values designed one by one, by hand.
// font size => tracking
var idealValues = {}
var idealValuesList = []
var idealValuesTextArea = $('textarea#ideal-values')
function setIdealValues(valueMap) {
idealValues = valueMap
idealValuesList = []
Object.keys(idealValues).forEach(function(fontSize) {
idealValuesList.push([fontSize, idealValues[fontSize]])
})
if (idealValuesTextArea.value == '') {
idealValuesTextArea.value = idealValuesList.map(function(t){
return t[0] + '\t' + t[1]
}).join('\n')
}
}
function parseValues(s) {
var values = {}
s = s.replace(/^[\s\r\t\n]+|[\s\r\t\n]+$/g, '') // trim whitespace
s.split(/\s*\r?\n\s*/).map(function(line) {
var t = line.split(/\s+/)
if (t.length == 2) {
t[0] = parseInt(t[0])
t[1] = parseFloat(t[1])
values[t[0]] = t[1]
}
})
return values
}
setIdealValues({
// // 2018
// 6: 0.021,
// 7: 0.017,
// 8: 0.013,
// 9: 0.01,
// 10: 0.007,
// 11: 0.005,
// 12: 0.002,
// 13: 0,
// 14: -0.002,
// 15: -0.004,
// 16: -0.005,
// 17: -0.007,
// 18: -0.008,
// 20: -0.01,
// 24: -0.013,
// 30: -0.016,
// 40: -0.02,
// 80: -0.02,
// 2019-02-02
// 6: 0.066,
// 7: 0.05,
// 8: 0.036,
// 9: 0.025,
// 10: 0.015,
// 11: 0.007,
// 12: 0,
// 13: -0.005,
// 14: -0.01,
// 15: -0.014,
// 16: -0.017,
// 17: -0.02,
// 18: -0.022,
// 20: -0.026,
// 24: -0.03,
// 30: -0.033,
// 40: -0.034,
// 80: -0.034,
// // 2019-02-06
// 6: 0.04,
// 7: 0.032,
// 8: 0.024,
// 9: 0.017,
// 10: 0.01,
// 11: 0.005,
// 12: 0,
// 13: -0.004,
// 14: -0.008,
// 15: -0.011,
// 16: -0.014,
// 17: -0.017,
// 18: -0.019,
// 20: -0.023,
// 24: -0.029,
// 30: -0.034,
// 40: -0.037,
// 80: -0.038,
// 2019-02-07
6: 0.043,
7: 0.032,
8: 0.024,
9: 0.016,
10: 0.01,
11: 0.005,
12: 0,
13: -0.0025,
14: -0.006,
15: -0.009,
16: -0.011,
17: -0.013,
18: -0.014,
20: -0.017,
24: -0.019,
30: -0.021,
40: -0.022,
80: -0.022,
})
// Variables for constants involved in Dynamic Metrics
// var a = -0.012, b = 0.23, c = -0.21; // di=0.002514 on set-2018-02-18
// var a = -0.013, b = 0.251, c = -0.222 // di=0.001742 on set-2018-02-18
// var a = -0.015, b = 0.283, c = -0.23; // di=0.00221 on set-2018-02-18
// var a = -0.0149, b = 0.298, c = -0.23; // di=0.000484 on set-2018-02-19
// var a = -0.018, b = 0.21, c = -0.18; // di=0.000532 on set-2018-02-20
// var a = -0.017, b = 0.202, c = -0.175; // 2018-09-28
// var a = -0.02, b = 0.0755, c = -0.102 // 2019-02-02
// var a = -0.038, b = 0.161, c = -0.12 // 2019-02-06
var a = -0.0223, b = 0.185, c = -0.1745 // 2019-02-07
var l = 1.4
// _InterDynamicTracking is a version of InterDynamicTracking that
// uses some global variables that are adjustable.
//
function _InterDynamicTracking(fontSize, weightClass) {
// Note: weightClass is currently unused
//
// y = -0.01021241 + 0.3720623 * e ^ (-0.2808687 * x)
// [6-35] 0.05877 .. -0.0101309 (13==0; stops growing around 30-35)
// See https://gist.github.com/rsms/8efdbca5f8145a584ed08a7c3d6e5788
//
return a + b * Math.pow(Math.E, c * fontSize)
}
function InterDynamicLineHeight(fontSize, weightClass) {
return Math.round(fontSize * l)
}
var NPOS = Number.MAX_SAFE_INTEGER
function Sample(fontSize) {
this.rootEl = sampleTemplate.cloneNode(true)
this.infoEl = $('.info', this.rootEl)
this.contentEl = $('.content', this.rootEl)
this.diEl = $('.di', this.rootEl)
this.diEl.classList.add('unavailable')
this.style = this.rootEl.style
this.maxBoxWidth = 0
this.fontSize = 0
this.tracking = 0
this.lineHeight = 0
this.idealTracking = NPOS
this.matchesIdeal = false
this.setFontSize(fontSize)
this.render()
// listen for focus events on the editable content
var s = this
this.contentEl.addEventListener(
'focus',
function(){ s.onReceivedFocus() },
{passive:true, capture:false}
)
this.contentEl.addEventListener(
'blur',
function(){ s.onLostFocus() },
{passive:true, capture:false}
)
}
Sample.prototype.onReceivedFocus = function() {}
Sample.prototype.onLostFocus = function() {}
Sample.prototype.idealDistance = function(fontSize) {
// returns the distance from the ideal (or NPOS if no "ideal" data available)
if (this.idealTracking == NPOS) {
return NPOS
}
return (
Math.max(this.tracking, this.idealTracking) -
Math.min(this.tracking, this.idealTracking)
)
}
Sample.prototype.setFontSize = function(fontSize) {
this.fontSize = fontSize
this.tracking = baseTracking + _InterDynamicTracking(fontSize, weightClass)
this.lineHeight = InterDynamicLineHeight(fontSize, weightClass)
this.maxBoxWidth = Math.round(fontSize * (this.tracking + 1) * 25)
var idealTracking = idealValues[this.fontSize]
if (idealTracking === undefined) {
if (this.idealTracking != NPOS) {
this.diEl.classList.add('unavailable')
}
this.idealTracking = NPOS
this.matchesIdeal = false
} else {
if (this.idealTracking == NPOS) {
this.diEl.classList.remove('unavailable')
}
this.idealTracking = idealTracking
// match to a precision of 3
this.matchesIdeal = this.tracking.toFixed(3) == idealTracking.toFixed(3)
var di = 1
if (this.matchesIdeal) {
this.diEl.classList.add('match')
} else {
this.diEl.classList.remove('match')
di = 1 - Math.min(1, this.idealDistance() * 50)
}
this.diEl.firstChild.style.width = (di * this.maxBoxWidth) + 'px'
}
}
Sample.prototype.cssProperties = function() {
return [
['font-size', round(this.fontSize, 3) + 'px'],
['letter-spacing', round(this.tracking, 3) + 'em'],
['line-height', round(this.lineHeight, 3) + 'px'],
]
}
Sample.prototype.setText = function(text) {
this.contentEl.innerText = text
this.render()
}
Sample.prototype.render = function() {
this.style.fontSize = this.fontSize + 'px'
this.style.letterSpacing = this.tracking + 'em'
this.style.lineHeight = this.lineHeight + 'px'
var SP = '\u00A0\u00A0\u00A0'
this.infoEl.innerText = (
this.fontSize +
SP + this.tracking.toFixed(3) +
// SP + this.lineHeight.toFixed(3) +
(
this.idealTracking != NPOS ? (
SP + '( ' + this.idealTracking +
(this.matchesIdeal ? ' \u2713' : '') +
' )'
) : ''
)
)
this.style.maxWidth = this.maxBoxWidth + 'px'
}
var bindings = new Bindings()
var samplesEl = $('.samples')
var sampleTemplate
var samples = [] // Sample[]
var focusedSample = null // Sample | null
var graph = new GraphPlot($('canvas.graphplot'))
graph.setOrigin(-0.2, 0.8)
graph.setScale(0.049, 5)
function addChildren(targetNode, children) {
targetNode.style.visibility = 'hidden'
var i = 0;
for (; i < children.length; i++) {
targetNode.appendChild(children[i])
}
targetNode.style.visibility = null
}
function initSamples() {
sampleTemplate = $('.sample', samplesEl)
samplesEl.removeChild(sampleTemplate)
// small and medium sizes
var i, fontSize = 6, endFontSize = 16
for (; fontSize <= endFontSize; fontSize++) {
samples.push(new Sample(fontSize))
}
// a few select large samples
samples.push(new Sample(17))
samples.push(new Sample(18))
samples.push(new Sample(20))
samples.push(new Sample(24))
samples.push(new Sample(30))
samples.push(new Sample(40))
samples.push(new Sample(80))
// connect focus events
var onSampleReceivedFocus = function() { setSelectedSample(this) }
samples.forEach(function(s) {
s.onReceivedFocus = onSampleReceivedFocus
})
// add to dom in one go
addChildren(samplesEl, samples.map(function(s) { return s.rootEl }))
}
function setSelectedSample(sample) {
if (focusedSample !== sample) {
if (focusedSample) {
focusedSample.rootEl.classList.remove('selected')
}
if (sample) {
sample.rootEl.classList.add('selected')
}
focusedSample = sample
updateSelection()
}
}
function updateSample(sample) {
sample.setFontSize(sample.fontSize) // updates derived values
sample.render()
}
function updateSamples() {
samples.forEach(updateSample)
updateIdealMatches()
updateGraphPlot()
updateCodeView()
}
function updateIdealMatches() {
// ideal-distance
var idealCount = 0
var distance = 0
var ndistances = 0
samples.forEach(function(sample) {
if (sample.matchesIdeal) {
idealCount++
}
var di = sample.idealDistance()
if (di != NPOS) {
distance += di
ndistances++
}
})
distance = distance / ndistances
bindings.setValue('ideal-distance', distance.toFixed(6))
bindings.setValue('ideal-count', idealCount)
}
function updateGraphPlot() {
graph.clear()
graph.plotLine(idealValuesList, '#0d3')
graph.plotf(
x => _InterDynamicTracking(x, weightClass),
'rgba(0, 0, 0, 0.5)'
)
if (focusedSample) {
var graphedFontSize = Math.min(24, focusedSample.fontSize) // clamp to [-inf,24]
graph.plotPoints([
[graphedFontSize, focusedSample.tracking]
], 'rgb(45, 143, 255)')
}
}
var codeOutput = $('#code-output')
codeOutput.addEventListener('focus', function(ev) {
ev.preventDefault()
ev.stopPropagation()
codeOutput.select()
}, {passive:false,capture:true})
codeOutput.addEventListener('pointerdown', function(ev) {
// TODO: don't do this if codeOutput is focused
ev.preventDefault()
ev.stopPropagation()
codeOutput.select()
document.execCommand("copy")
HUDNotification.show('Copied to clipboard')
}, {passive:false,capture:true})
function updateCodeView() {
var s = ''
if (focusedSample) {
var props = focusedSample.cssProperties()
props.forEach(function(prop, i) {
var name = prop[0], value = prop[1]
s += name + ': ' + value + ';'
if (i != props.length-1) {
s += '\n'
}
})
}
codeOutput.value = s
}
function updateSelection() {
var controlsEl = $('.controls')
if (focusedSample) {
controlsEl.classList.add('has-selected-sample')
} else {
controlsEl.classList.remove('has-selected-sample')
}
updateGraphPlot()
updateCodeView()
}
bindings.configure('base-tracking', 0, 'float', function (tracking) {
baseTracking = tracking
updateSamples()
})
bindings.configure('var-a', a, 'float', function (v) {
a = v
updateSamples()
})
bindings.configure('var-b', b, 'float', function (v) {
b = v
updateSamples()
})
bindings.configure('var-c', c, 'float', function (v) {
c = v
updateSamples()
})
bindings.configure('var-l', l, 'float', function (v) {
l = v
updateSamples()
})
bindings.configure('ideal-count', 0, 'int', function (v) {})
bindings.configure('ideal-distance', 0, 'float', function (v) {})
bindings.configure('style', null, null, function (style) {
var cl = samplesEl.classList
cl.remove('font-style-regular')
cl.remove('font-style-italic')
cl.remove('font-style-medium')
cl.remove('font-style-medium-italic')
cl.remove('font-style-semi-bold')
cl.remove('font-style-semi-bold-italic')
cl.remove('font-style-bold')
cl.remove('font-style-bold-italic')
cl.remove('font-style-extra-bold')
cl.remove('font-style-extra-bold-italic')
cl.remove('font-style-black')
cl.remove('font-style-black-italic')
cl.add('font-style-' + style)
weightClass = (
style.indexOf('black') != -1 ? 900 :
style.indexOf('bold') != -1 ? 700 :
style.indexOf('medium') != -1 ? 500 :
400
)
updateSamples()
})
bindings.bindAllInputs('[data-binding]')
// double-click base tracking to reset
$('input[type="range"][data-binding="base-tracking"]').addEventListener(
'dblclick',
function(ev) { bindings.setValue('base-tracking', 0) }
)
;[
['var-a',a],
['var-b',b],
['var-c',c],
['var-l',l],
['base-tracking', 0]
].forEach(p => {
let bindname = p[0], defval = p[1]
$$('input[type="range"][data-binding="'+bindname+'"]').forEach(e => {
e.addEventListener('dblclick', ev =>
bindings.setValue(bindname, defval))
})
})
// allow editing of ideal values
idealValuesTextArea.addEventListener('input', function(ev) {
setIdealValues(parseValues(idealValuesTextArea.value))
updateSamples()
})
// listen for clicks onto "background", to deselect any selected sample
document.body.addEventListener('pointerdown', function(ev){
if (
ev.target === document.body ||
ev.target === samplesEl ||
ev.target.classList && ev.target.classList.contains('row')
) {
setSelectedSample(null)
}
})
// start
initSamples()
updateSamples()
})();</script>