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chore(js): better indentation, editorconfig added #3

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9 changes: 9 additions & 0 deletions .editorconfig
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Original file line number Diff line number Diff line change
@@ -0,0 +1,9 @@
root = true

[*]
charset = utf-8
indent_style = space
indent_size = 2
end_of_line = lf
insert_final_newline = true
trim_trailing_whitespace = true
172 changes: 86 additions & 86 deletions src/delighters.js
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Original file line number Diff line number Diff line change
@@ -1,98 +1,98 @@
/*
Delighters - Add CSS animations to delight users as they scroll down.
(c) 2018 - Q42
Written by Martin Kool
https://github.com/Q42/delighters
Delighters - Add CSS animations to delight users as they scroll down.
(c) 2018 - Q42
Written by Martin Kool
https://github.com/Q42/delighters
*/
var Delighters = new (function() {
var self = this,
dels = this.dels = [],
var self = this,
dels = this.dels = [],

// default options
options = {
attribute: 'data-delighter',
classNames: ['delighter', 'started', 'ended'],
start: 0.75, // default start threshold
end: 0.75, // default end threshold
autoInit: true // initialize when DOMContentLoaded
};
// default options
options = {
attribute: 'data-delighter',
classNames: ['delighter', 'started', 'ended'],
start: 0.75, // default start threshold
end: 0.75, // default end threshold
autoInit: true // initialize when DOMContentLoaded
};

document.addEventListener("DOMContentLoaded", function() {
if (options.autoInit) init();
});
document.addEventListener("DOMContentLoaded", function() {
if (options.autoInit) init();
});

function config(opts) {
for (var name in opts) options[name] = opts[name];
}
function init() {
document.addEventListener('scroll', scroll)
var els = document.querySelectorAll('[' + options.attribute + ']');
function config(opts) {
for (var name in opts) options[name] = opts[name];
}
function init() {
document.addEventListener('scroll', scroll)
var els = document.querySelectorAll('[' + options.attribute + ']');

for (var i=0; i<els.length; i++) {
var el = els[i],
def = el.getAttribute(options.attribute, 2),
pairs = def.split(';'),
del = {};
del.start = options.start;
del.end = options.end;
for (var j=0; j<pairs.length; j++) {
var pair = pairs[j].split(':'),
name = pair[0],
val = isNaN(pair[1] * 1)? pair[1] : pair[1] * 1;
if (name) del[name] = (val === undefined)? true : val;
}
for (var i=0; i<els.length; i++) {
var el = els[i],
def = el.getAttribute(options.attribute, 2),
pairs = def.split(';'),
del = {};
del.start = options.start;
del.end = options.end;
for (var j=0; j<pairs.length; j++) {
var pair = pairs[j].split(':'),
name = pair[0],
val = isNaN(pair[1] * 1)? pair[1] : pair[1] * 1;
if (name) del[name] = (val === undefined)? true : val;
}

del.el = el;
del.id = dels.length;
dels.push(del);
el.classList.add(options.classNames[0])
if (del.debug) el.style.outline = 'solid red 4px';
}
scroll();
}
del.el = el;
del.id = dels.length;
dels.push(del);
el.classList.add(options.classNames[0])
if (del.debug) el.style.outline = 'solid red 4px';
}
scroll();
}

function scroll() {
var viewportHeight = window.innerHeight;
for (var i=0; i<dels.length; i++) {
var del = dels[i],
box = del.el.getBoundingClientRect(),
factorStart = box.top / viewportHeight,
factorEnd = box.bottom / viewportHeight;
function scroll() {
var viewportHeight = window.innerHeight;
for (var i=0; i<dels.length; i++) {
var del = dels[i],
box = del.el.getBoundingClientRect(),
factorStart = box.top / viewportHeight,
factorEnd = box.bottom / viewportHeight;

if (del.debug) {
if (factorStart >= 0 && factorStart <= 1) {
if (!del.startLine) {
del.startLine = document.createElement('div')
document.body.appendChild(del.startLine);
del.startLine.style = 'position:fixed;height:0;width:100%;border-bottom:dotted red 2px;top:' + (del.start * 100) + 'vh';
}
}
if (((factorEnd < del.end) || (factorStart > 1)) && del.startLine) {
del.startLine.parentNode.removeChild(del.startLine);
delete del.startLine;
}
}
if (factorStart < del.start && !del.started) {
del.started = true;
del.el.classList.add(options.classNames[1])
}
else if (factorStart > del.start && del.started) {
del.started = false;
del.el.classList.remove(options.classNames[1])
}
if (factorEnd < del.end && !del.ended) {
del.ended = true;
del.el.classList.add(options.classNames[2])
}
else if (factorEnd > del.end && del.ended) {
del.ended = false;
del.el.classList.remove(options.classNames[2])
}
}
}
if (del.debug) {
if (factorStart >= 0 && factorStart <= 1) {
if (!del.startLine) {
del.startLine = document.createElement('div')
document.body.appendChild(del.startLine);
del.startLine.style = 'position:fixed;height:0;width:100%;border-bottom:dotted red 2px;top:' + (del.start * 100) + 'vh';
}
}
if (((factorEnd < del.end) || (factorStart > 1)) && del.startLine) {
del.startLine.parentNode.removeChild(del.startLine);
delete del.startLine;
}
}
if (factorStart < del.start && !del.started) {
del.started = true;
del.el.classList.add(options.classNames[1])
}
else if (factorStart > del.start && del.started) {
del.started = false;
del.el.classList.remove(options.classNames[1])
}
if (factorEnd < del.end && !del.ended) {
del.ended = true;
del.el.classList.add(options.classNames[2])
}
else if (factorEnd > del.end && del.ended) {
del.ended = false;
del.el.classList.remove(options.classNames[2])
}
}
}

self.init = init;
self.config = config;
self.init = init;
self.config = config;
})();