mirror of
https://github.com/flynx/ImageGrid.git
synced 2025-10-29 02:10:08 +00:00
786 lines
20 KiB
JavaScript
Executable File
786 lines
20 KiB
JavaScript
Executable File
/**********************************************************************
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*
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*
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*
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**********************************************************************/
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((typeof define)[0]=='u'?function(f){module.exports=f(require)}:define)
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(function(require){ var module={} // make module AMD/node compatible...
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/*********************************************************************/
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/*********************************************************************/
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String.prototype.capitalize = function(){
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return this == '' ?
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this
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: this[0].toUpperCase() + this.slice(1) }
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// XXX not sure if this has to be a utility or a method...
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Object.get = function(obj, name, dfl){
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var val = obj[name]
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if(val === undefined && dfl != null){
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return dfl
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}
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return val
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}
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Object.defineProperty(Object.prototype, 'run', {
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enumerable: false,
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value: function(func){
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var res = func ? func.call(this) : undefined
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return res === undefined ? this : res
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},
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})
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// Array.prototype.flat polyfill...
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//
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// NOTE: .flat(..) is not yet supported in IE/Edge...
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Array.prototype.flat
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|| (Array.prototype.flat = function(depth){
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depth = typeof(depth) == typeof(123) ? depth : 1
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return this.reduce(function(res, e){
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return res.concat(e instanceof Array && depth > 0 ?
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e.flat(depth-1)
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: [e]) }, []) })
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// Extended map...
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//
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// .emap(func)
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// -> array
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//
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// func has the same input signature used in .map(..) but returns an array
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// that will be merged into the resulting array. This frees us from the
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// 1:1 nature of .map(..) and adds the ability to return 0 or more items
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// on each iteration.
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//
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//
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// Example:
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// // double each item...
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// ;[1, 2, 3]
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// .emap(function(e){ return [e, e] })
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// // -> [1, 1, 2, 2, 3, 3]
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//
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// // filter-like behaviour...
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// ;[1, 2, 3]
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// .emap(function(e){ retunr e%2 == 0 ? [] : e })
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// // -> [2]
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//
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//
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// NOTE: if func returns a non-Array it will be placed in the resulting
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// array as-is...
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// NOTE: to return an explicit array, wrap it in an array, e.g:
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// ;[1, 2, 3]
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// .emap(function(e){ return [[e]] })
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// // -> [[1], [2], [3]]
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Array.prototype.emap = function(func){ return this.map(func).flat() }
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// Compact a sparse array...
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//
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// NOTE: this will not compact in-place.
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Array.prototype.compact = function(){
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return this.filter(function(){ return true }) }
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// like .length but for sparse arrays will return the element count...
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// XXX make this a prop...
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/*
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Array.prototype.len = function(){
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//return this.compact().length
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return Object.keys(this).length
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}
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*/
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Object.defineProperty(Array.prototype, 'len', {
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get : function () {
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return Object.keys(this).length
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},
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set : function(val){},
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// NOTE: this is hear to enable running this module multiple times
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// without any side-effects...
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configurable: true,
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});
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// Convert an array to object...
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//
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// Format:
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// {
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// <item>: <index>,
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// ...
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// }
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//
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// NOTE: items should be strings, other types will get converted to
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// strings and thus may mess things up.
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// NOTE: this will forget repeating items...
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// NOTE: normalize will slow things down...
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Array.prototype.toKeys = function(normalize){
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return normalize ?
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this.reduce(function(r, e, i){
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r[normalize(e)] = i
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return r
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}, {})
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: this.reduce(function(r, e, i){
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r[e] = i
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return r
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}, {}) }
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// Convert an array to a map...
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//
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// This is similar to Array.prototype.toKeys(..) but does not restrict
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// value type to string.
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//
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// Format:
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// Map([
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// [<item>, <index>],
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// ...
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// ])
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//
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// NOTE: this will forget repeating items...
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// NOTE: normalize will slow things down...
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Array.prototype.toMap = function(normalize){
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return normalize ?
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this
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.reduce(function(m, e, i){
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m.set(normalize(e), i)
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return m
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}, new Map())
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: this
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.reduce(function(m, e, i){
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m.set(e, i)
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return m
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}, new Map()) }
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// Return an array with duplicate elements removed...
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//
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// NOTE: we are not using an Object as an index here as an Array can
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// contain any type of item while Object keys can only be strings...
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// NOTE: for an array containing only strings use a much faster .uniqueStrings(..)
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// NOTE: this may not work on IE...
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Array.prototype.unique = function(normalize){
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return normalize ?
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[...new Map(this.map(function(e){ return [normalize(e), e] })).values()]
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: [...(new Set(this))] }
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// Compare two arrays...
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//
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Array.prototype.cmp = function(other){
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if(this === other){
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return true
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}
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if(this.length != other.length){
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return false
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}
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for(var i=0; i<this.length; i++){
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if(this[i] != other[i]){
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return false
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}
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}
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return true
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}
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// Compare two Arrays as sets...
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//
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// This will ignore order
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//
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// XXX should we use Set(..) here???
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Array.prototype.setCmp = function(other){
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return this === other
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|| this
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.unique()
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.sort()
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.cmp(other
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.unique()
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.sort()) }
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Array.prototype.sortAs = function(other){
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return this.sort(function(a, b){
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var i = other.indexOf(a)
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var j = other.indexOf(b)
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return i < 0 && j < 0 ? 0
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: i < 0 ? 1
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: j < 0 ? -1
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: i - j
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})
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}
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// Set set operation shorthands...
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Set.prototype.unite = function(other){
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return new Set([...this, ...other]) }
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Set.prototype.intersect = function(other){
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var test = other.has ? 'has' : 'includes'
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return new Set([...this]
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.filter(function(e){ return other[test](e) })) }
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Set.prototype.subtract = function(other){
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var test = other.has ? 'has' : 'includes'
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return new Set([...this]
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.filter(function(e){ return !other[test](e) })) }
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module.chainCmp = function(cmp_chain){
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return function(a, b, get, data){
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var res
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for(var i=0; i < cmp_chain.length; i++){
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res = cmp_chain[i](a, b, get, data)
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if(res != 0){
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return res
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}
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}
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return res
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}
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}
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// Get all the accessible keys...
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//
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// This is different to Object.keys(..) in that this will return keys
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// from all the prototypes while .keys(..) will only return the keys
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// defined in the last layer.
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Object.deepKeys = function(obj){
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var res = []
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while(obj != null){
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res = res.concat(Object.keys(obj))
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obj = obj.__proto__
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}
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return res.unique()
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}
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// Make a full key set copy of an object...
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//
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// NOTE: this will not deep-copy the values...
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Object.flatCopy = function(obj){
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var res = {}
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Object.deepKeys(obj).forEach(function(key){
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res[key] = obj[key]
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})
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return res
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}
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// Quote a string and convert to RegExp to match self literally.
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var quoteRegExp =
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RegExp.quoteRegExp =
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module.quoteRegExp =
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function(str){
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return str.replace(/([\.\\\/\(\)\[\]\$\*\+\-\{\}\@\^\&\?\<\>])/g, '\\$1')
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}
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// XXX do we need to quote anything else???
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var path2url =
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module.path2url =
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function(path){
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// test if we have a schema, and if yes return as-is...
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if(/^(data|http|https|file|[\w-]*):[\\\/]{2}/.test(path)){
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return path
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}
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// skip encoding windows drives...
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path = path
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.split(/[\\\/]/g)
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drive = path[0].endsWith(':') ?
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path.shift() + '/'
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: ''
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return drive + (path
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// XXX these are too aggressive...
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//.map(encodeURI)
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//.map(encodeURIComponent)
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.join('/')
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// NOTE: keep '%' the first...
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.replace(/%/g, '%25')
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.replace(/#/g, '%23')
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.replace(/&/g, '%26'))
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}
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// NOTE: we are not using node's path module as we need this to work in
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// all contexts, not only node... (???)
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var normalizePath =
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module.normalizePath =
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function(path){
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return typeof(path) == typeof('str') ? path
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// normalize the slashes...
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.replace(/\\/g, '/')
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// remove duplicate '/'
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.replace(/(\/)\1+/g, '/')
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// remove trailing '/'
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.replace(/\/+$/, '')
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// take care of .
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.replace(/\/\.\//g, '/')
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.replace(/\/\.$/, '')
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// take care of ..
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.replace(/\/[^\/]+\/\.\.\//g, '/')
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.replace(/\/[^\/]+\/\.\.$/, '')
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: path
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}
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/*********************************************************************/
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var selectElemText =
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module.selectElemText =
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function(elem){
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var range = document.createRange()
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range.selectNodeContents(elem)
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var sel = window.getSelection()
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sel.removeAllRanges()
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sel.addRange(range)
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}
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// XXX make this global...
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var getCaretOffset =
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module.getCaretOffset =
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function(elem){
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var s = window.getSelection()
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if(s.rangeCount == 0){
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return -1
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}
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var r = s.getRangeAt(0)
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var pre = r.cloneRange()
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pre.selectNodeContents(elem)
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pre.setEnd(r.endContainer, r.endOffset)
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return pre.toString().length || 0
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}
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var selectionCollapsed =
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module.selectionCollapsed =
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function(elem){
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var s = window.getSelection()
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if(s.rangeCount == 0){
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return false
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}
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return s.getRangeAt(0).cloneRange().collapsed
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}
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/*********************************************************************/
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// NOTE: repatching a date should not lead to any side effects as this
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// does not add any state...
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var patchDate =
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module.patchDate = function(date){
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date = date || Date
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date.prototype.toShortDate = function(){
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var y = this.getFullYear()
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var M = this.getMonth()+1
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M = M < 10 ? '0'+M : M
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var D = this.getDate()
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D = D < 10 ? '0'+D : D
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var H = this.getHours()
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H = H < 10 ? '0'+H : H
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var m = this.getMinutes()
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m = m < 10 ? '0'+m : m
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var s = this.getSeconds()
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s = s < 10 ? '0'+s : s
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return ''+y+'-'+M+'-'+D+' '+H+':'+m+':'+s
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}
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date.prototype.getTimeStamp = function(no_seconds){
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var y = this.getFullYear()
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var M = this.getMonth()+1
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M = M < 10 ? '0'+M : M
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var D = this.getDate()
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D = D < 10 ? '0'+D : D
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var H = this.getHours()
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H = H < 10 ? '0'+H : H
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var m = this.getMinutes()
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m = m < 10 ? '0'+m : m
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var s = this.getSeconds()
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s = s < 10 ? '0'+s : s
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return ''+y+M+D+H+m+s
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}
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date.prototype.setTimeStamp = function(ts){
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ts = ts.replace(/[^0-9]*/g, '')
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this.setFullYear(ts.slice(0, 4))
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this.setMonth(ts.slice(4, 6)*1-1)
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this.setDate(ts.slice(6, 8))
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this.setHours(ts.slice(8, 10))
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this.setMinutes(ts.slice(10, 12))
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this.setSeconds(ts.slice(12, 14))
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return this
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}
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date.timeStamp = function(){
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return (new this()).getTimeStamp()
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}
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date.fromTimeStamp = function(ts){
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return (new this()).setTimeStamp(ts)
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}
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// convert string time period to milliseconds...
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date.str2ms = function(str, dfl){
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dfl = dfl || 'ms'
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if(typeof(str) == typeof(123)){
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var val = str
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str = dfl
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} else {
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var val = parseFloat(str)
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str = str.trim()
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|
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// check if a unit is given...
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str = str == val ? dfl : str
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}
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var c = /(m(illi)?(-)?s(ec(ond(s)?)?)?)$/i.test(str) ? 1
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: /s(ec(ond(s)?)?)?$/i.test(str) ? 1000
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: /m(in(ute(s)?)?)?$/i.test(str) ? 1000*60
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: /h(our(s)?)?$/i.test(str) ? 1000*60*60
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: /d(ay(s)?)?$/i.test(str) ? 1000*60*60*24
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: null
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return c ? val * c : NaN
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}
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return date
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}
|
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// patch the root date...
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patchDate()
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|
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/*********************************************************************/
|
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|
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// XXX experiment
|
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if(typeof(jQuery) != typeof(undefined)){
|
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jQuery.fn._drag = function(){
|
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var dragging = false
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var s,
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px, py
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|
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var elem = $(this)
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.on('mousedown touchstart', function(evt){
|
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dragging = true
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px = evt.clientX
|
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px = evt.clientY
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|
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s = elem.rscale()
|
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})
|
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.on('mousemove touchmove', function(evt){
|
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if(!dragging){
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return
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}
|
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var x = evt.clientX
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var dx = px - x
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px = x
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var y = evt.clientY
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var dy = py - y
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py = y
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elem
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.velocity('stop')
|
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.velocity({
|
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translateX: '-=' + (dx / s),
|
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translateY: '-=' + (dy / s),
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}, 0)
|
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})
|
|
.on('mouseup touchend', function(evt){
|
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dragging = false
|
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elem.velocity('stop')
|
|
})
|
|
}
|
|
|
|
|
|
jQuery.fn.selectText = function(){
|
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var range = document.createRange()
|
|
|
|
this.each(function(){
|
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range.selectNodeContents(this)
|
|
})
|
|
|
|
var sel = window.getSelection()
|
|
sel.removeAllRanges()
|
|
sel.addRange(range)
|
|
|
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return this
|
|
}
|
|
jQuery.fn.caretOffset = function(){ return getCaretOffset(this) }
|
|
jQuery.fn.selectionCollapsed = function(){ return selectionCollapsed(this) }
|
|
|
|
|
|
var keyboard = require('lib/keyboard')
|
|
|
|
// Make element editable...
|
|
//
|
|
// Options format:
|
|
// {
|
|
// // activate (focus) element...
|
|
// //
|
|
// // NOTE: this will also select the element text...
|
|
// activate: false,
|
|
//
|
|
// // set multi-line edit mode...
|
|
// multiline: false,
|
|
//
|
|
// // if true in multi-line mode, accept filed on Enter, while
|
|
// // ctrl-Enter / meta-Enter insert a new line; otherwise
|
|
// // ctrl-Enter / meta-Enter will accept the edit.
|
|
// accept_on_enter: true,
|
|
//
|
|
// // clear element value on edit...
|
|
// clear_on_edit: false,
|
|
//
|
|
// // reset value on commit/abort...
|
|
// // XXX revise default...
|
|
// reset_on_commit: true,
|
|
// reset_on_abort: true,
|
|
//
|
|
// // blur element on commit/abort...
|
|
// blur_on_commit: false,
|
|
// blur_on_abort: false,
|
|
//
|
|
// // restore focus before disabling the editor...
|
|
// keep_focus_on_parent: true,
|
|
//
|
|
// // clear selection on commit/abort...
|
|
// clear_selection_on_commit: true,
|
|
// clear_selection_on_abort: true,
|
|
//
|
|
// // If false unhandled key events will not be propagated to
|
|
// // parents...
|
|
// propagate_unhandled_keys: true,
|
|
//
|
|
// // If false the element editable state will not be reset to
|
|
// // the original when edit is done...
|
|
// reset_on_done: true,
|
|
//
|
|
// // Keys that will abort the edit...
|
|
// abort_keys: [
|
|
// 'Esc',
|
|
// ],
|
|
// }
|
|
//
|
|
// This listens to these events triggerable by user:
|
|
// 'edit-commit' - will commit changes, this is passed the
|
|
// new text just edited.
|
|
// 'edit-abort' - will reset field, this is passed the
|
|
// original text before the edit.
|
|
//
|
|
// These events get passed the relevant text, but the element is
|
|
// likely to be already reset to a different state, to get the
|
|
// element before any state change is started use one of the
|
|
// following variants:
|
|
// 'edit-committing' - triggered within 'edit-commit' but before
|
|
// anything is changed, gets passed the final
|
|
// text (same as 'edit-commit')
|
|
// 'edit-aborting' - triggered within 'edit-abort' but before
|
|
// anything is changed, gets passed the
|
|
// original text value (same as 'edit-abort')
|
|
//
|
|
// This will try and preserve element content DOM when resetting.
|
|
//
|
|
//
|
|
// NOTE: removing tabindex will reset focus, so this will attempt to
|
|
// focus the first [tabindex] element up the tree...
|
|
//
|
|
// XXX add option to select the element on start or just focus it...
|
|
// .activate: 'select' | true | false
|
|
// XXX should we just use form elements???
|
|
// ...it's a trade-off, here we add editing functionality and fight
|
|
// a bit the original function, in an input we'll need to fight part
|
|
// of the editing functionality and add our own navigation...
|
|
// XXX move this to a more generic spot...
|
|
jQuery.fn.makeEditable = function(options){
|
|
var that = this
|
|
|
|
if(options == false){
|
|
this
|
|
.removeAttr('contenteditable')
|
|
.removeAttr('tabindex')
|
|
.removeClass('editable-field')
|
|
|
|
var events = this.data('editable-field-events')
|
|
for(var e in events){
|
|
this.off(e, events[e])
|
|
}
|
|
this.removeData('editable-field-events')
|
|
|
|
return this
|
|
}
|
|
|
|
options = Object.assign({
|
|
// defaults...
|
|
activate: false,
|
|
multiline: false,
|
|
accept_on_enter: true,
|
|
clear_on_edit: false,
|
|
reset_on_commit: true,
|
|
reset_on_abort: true,
|
|
blur_on_commit: false,
|
|
blur_on_abort: false,
|
|
keep_focus_on_parent: true,
|
|
clear_selection_on_commit: true,
|
|
clear_selection_on_abort: true,
|
|
propagate_unhandled_keys: true,
|
|
reset_on_done: true,
|
|
abort_keys: ['Esc'],
|
|
}, options || {})
|
|
|
|
var original_text = this[0].innerText
|
|
var original_dom = document.createDocumentFragment()
|
|
this[0].childNodes
|
|
.forEach(function(node){
|
|
original_dom.appendChild(node.cloneNode(true)) })
|
|
var resetOriginal = function(){
|
|
//that.text(original_text)
|
|
that[0].innerHTML = ''
|
|
that[0].appendChild(original_dom.cloneNode(true))
|
|
}
|
|
|
|
this.prop('contenteditable', true)
|
|
|
|
options.activate
|
|
&& options.clear_on_edit
|
|
// XXX this for some reason breaks on click...
|
|
&& this.text('')
|
|
|
|
// NOTE: this will also focus the element...
|
|
options.activate
|
|
&& this.selectText()
|
|
|
|
// do not setup handlers more than once...
|
|
if(!this.hasClass('editable-field')){
|
|
var events = {}
|
|
this
|
|
// make the element focusable and selectable...
|
|
.attr('tabindex', '0')
|
|
.addClass('editable-field')
|
|
.keydown(events.keydown = function(in_evt){
|
|
var evt = window.event || in_evt
|
|
if(!that.prop('contenteditable')){
|
|
return
|
|
}
|
|
|
|
evt.stopPropagation()
|
|
|
|
var c = getCaretOffset(this)
|
|
var collapsed = selectionCollapsed(this)
|
|
var n = keyboard.code2key(evt.keyCode)
|
|
|
|
// abort...
|
|
if((options.abort_keys || []).indexOf(n) >= 0){
|
|
that.trigger('edit-abort', original_text)
|
|
|
|
// done -- single line...
|
|
} else if(n == 'Enter'
|
|
&& !options.multiline){
|
|
evt.preventDefault()
|
|
that.trigger('edit-commit', that[0].innerText)
|
|
|
|
// done -- multi-line...
|
|
} else if(options.multiline
|
|
&& n == 'Enter'
|
|
&& (options.accept_on_enter ?
|
|
!(evt.ctrlKey || evt.shiftKey || evt.metaKey)
|
|
: (evt.ctrlKey || evt.shiftKey || evt.metaKey)) ){
|
|
evt.preventDefault()
|
|
that.trigger('edit-commit', that[0].innerText)
|
|
|
|
// multi-line keep keys...
|
|
} else if(options.multiline
|
|
&& options.accept_on_enter ?
|
|
(n == 'Enter'
|
|
&& (evt.ctrlKey || evt.shiftKey || evt.metaKey))
|
|
: n == 'Enter'){
|
|
return
|
|
|
|
// multi-line arrow keys -- keep key iff not at first/last position...
|
|
} else if(options.multiline
|
|
&& n == 'Up'
|
|
&& (c > 0 || !collapsed)){
|
|
return
|
|
} else if(options.multiline
|
|
&& n == 'Down'
|
|
&& (c < $(this).text().length || !collapsed)){
|
|
return
|
|
} else if(n == 'Up' || n == 'Down'){
|
|
evt.preventDefault()
|
|
that.trigger('edit-commit', that[0].innerText)
|
|
|
|
// continue handling...
|
|
} else if(options.propagate_unhandled_keys){
|
|
// NOTE: jQuery can't reuse browser events, this
|
|
// we need to pass a jq event/proxy here...
|
|
$(this).parent().trigger(in_evt || evt)
|
|
}
|
|
})
|
|
.blur(events.blur = function(){
|
|
window.getSelection().removeAllRanges()
|
|
})
|
|
.on('focus click', events['focus click'] = function(evt){
|
|
evt.stopPropagation()
|
|
options.clear_on_edit
|
|
&& $(this)
|
|
.text('')
|
|
.selectText()
|
|
})
|
|
// user triggerable events...
|
|
.on('edit-abort', events['edit-abort'] = function(evt, text){
|
|
that.trigger('edit-aborting', text)
|
|
|
|
options.clear_selection_on_abort
|
|
&& window.getSelection().removeAllRanges()
|
|
|
|
// reset original value...
|
|
options.reset_on_abort
|
|
&& resetOriginal()
|
|
options.blur_on_abort
|
|
&& this.blur()
|
|
|
|
// restore focus on parent...
|
|
options.keep_focus_on_parent
|
|
&& that.parents('[tabindex]').first().focus()
|
|
|
|
options.reset_on_done
|
|
&& that.makeEditable(false)
|
|
})
|
|
.on('edit-commit', events['edit-commit'] = function(evt, text){
|
|
that.trigger('edit-committing', text)
|
|
|
|
options.clear_selection_on_commit
|
|
&& window.getSelection().removeAllRanges()
|
|
|
|
// reset original value...
|
|
options.reset_on_commit
|
|
&& resetOriginal()
|
|
options.blur_on_commit
|
|
&& this.blur()
|
|
|
|
// restore focus on parent...
|
|
options.keep_focus_on_parent
|
|
&& that.parents('[tabindex]').first().focus()
|
|
|
|
options.reset_on_done
|
|
&& that.makeEditable(false)
|
|
})
|
|
|
|
this.data('editable-field-events', events)
|
|
}
|
|
|
|
return this
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/**********************************************************************
|
|
* vim:set ts=4 sw=4 : */ return module })
|