/public/jscolor/jscolor.js
http://github.com/mtravers/wuwei · JavaScript · 830 lines · 668 code · 128 blank · 34 comment · 185 complexity · 48cfbe492f6d59b0b21e634d25f189cd MD5 · raw file
- /**
- * jscolor, JavaScript Color Picker
- *
- * @version 1.2.3
- * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
- * @author Honza Odvarko <honza@odvarko.cz>
- * @created 2008-06-15
- * @updated 2009-02-25
- * @link http://jscolor.com
- */
- var jscolor = {
- dir : '', // location of jscolor directory (leave empty to autodetect)
- bindClass : 'color', // class name
- binding : true, // automatic binding via <input class="...">
- preloading : true, // use image preloading?
- install : function() {
- jscolor.addEvent(window, 'load', jscolor.init)
- },
- init : function() {
- if(jscolor.binding) {
- jscolor.bind()
- }
- if(jscolor.preloading) {
- jscolor.preload()
- }
- },
- getDir : function() {
- if(!jscolor.dir) {
- var detected = jscolor.detectDir()
- jscolor.dir = detected!=false ? detected : 'jscolor/'
- }
- return jscolor.dir
- },
- detectDir : function() {
- var base = location.href
- var e = document.getElementsByTagName('base')
- for(var i=0; i<e.length; i++) {
- if(e[i].href) base = e[i].href
- }
- var e = document.getElementsByTagName('script')
- for(var i=0; i<e.length; i++) {
- if(e[i].src && /(^|\/)jscolor\.js([?#].*)?$/i.test(e[i].src)) {
- var src = new jscolor.URI(e[i].src)
- var srcAbs = src.toAbsolute(base)
- srcAbs.path = srcAbs.path.replace(/[^\/]+$/, '') // remove filename
- delete srcAbs.query
- delete srcAbs.fragment
- return srcAbs.toString()
- }
- }
- return false
- },
- bind : function() {
- var matchClass = new RegExp('(^|\\s)('+jscolor.bindClass+')\\s*(\\{[^}]*\\})?', 'i')
- var e = document.getElementsByTagName('input')
- for(var i=0; i<e.length; i++) {
- var m
- if(!e[i].color && e[i].className && (m = e[i].className.match(matchClass))) {
- var prop = {}
- if(m[3]) {
- try {
- eval('prop='+m[3])
- } catch(eInvalidProp) {}
- }
- e[i].color = new jscolor.color(e[i], prop)
- }
- }
- },
- preload : function() {
- for(var fn in jscolor.imgRequire) {
- jscolor.loadImage(fn)
- }
- },
- images : {
- pad : [ 181, 101 ],
- sld : [ 16, 101 ],
- cross : [ 15, 15 ],
- arrow : [ 7, 11 ]
- },
- imgRequire : {},
- imgLoaded : {},
- requireImage : function(filename) {
- jscolor.imgRequire[filename] = true
- },
- loadImage : function(filename) {
- if(!jscolor.imgLoaded[filename]) {
- jscolor.imgLoaded[filename] = new Image()
- jscolor.imgLoaded[filename].src = jscolor.getDir()+filename
- }
- },
- fetchElement : function(mixed) {
- return typeof(mixed) == 'string' ? document.getElementById(mixed) : mixed
- },
- addEvent : function(el, evnt, func) {
- if(el.addEventListener) {
- return el.addEventListener(evnt, func, false)
- } else if(el.attachEvent) {
- return el.attachEvent('on'+evnt, func)
- } else {
- return false
- }
- },
- fireEvent : function(el, evnt) {
- if(!el) {
- return false
- } else if(document.createEventObject) {
- var ev = document.createEventObject()
- return el.fireEvent('on'+evnt, ev)
- } else if(document.createEvent) {
- var ev = document.createEvent('HTMLEvents')
- ev.initEvent(evnt, true, true)
- return el.dispatchEvent(ev)
- } else if(el['on'+evnt]) { // alternatively use the traditional event model (IE5)
- return el['on'+evnt]()
- } else {
- return false
- }
- },
- getElementPos : function(e) {
- var e1=e, e2=e
- var x=0, y=0
- if(e1.offsetParent) {
- do {
- x += e1.offsetLeft
- y += e1.offsetTop
- } while(e1 = e1.offsetParent)
- }
- while((e2 = e2.parentNode) && e2.nodeName != 'BODY') {
- x -= e2.scrollLeft
- y -= e2.scrollTop
- }
- return [x, y]
- },
- getElementSize : function(e) {
- return [e.offsetWidth, e.offsetHeight]
- },
- getMousePos : function(e) {
- if(!e) e = window.event
- if(typeof e.pageX == 'number') {
- return [e.pageX, e.pageY]
- } else if(typeof e.clientX == 'number') {
- return [
- e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft,
- e.clientY + document.body.scrollTop + document.documentElement.scrollTop
- ]
- }
- },
- getViewPos : function() {
- if(typeof window.pageYOffset == 'number') {
- return [window.pageXOffset, window.pageYOffset]
- } else if(document.body && (document.body.scrollLeft || document.body.scrollTop)) {
- return [document.body.scrollLeft, document.body.scrollTop]
- } else if(document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop)) {
- return [document.documentElement.scrollLeft, document.documentElement.scrollTop]
- } else {
- return [0, 0]
- }
- },
- getViewSize : function() {
- if(typeof window.innerWidth == 'number') {
- return [window.innerWidth, window.innerHeight]
- } else if(document.body && (document.body.clientWidth || document.body.clientHeight)) {
- return [document.body.clientWidth, document.body.clientHeight]
- } else if(document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
- return [document.documentElement.clientWidth, document.documentElement.clientHeight]
- } else {
- return [0, 0]
- }
- },
- URI : function(uri) { // See RFC3986
- this.scheme = null
- this.authority = null
- this.path = ''
- this.query = null
- this.fragment = null
- this.parse = function(uri) {
- var m = uri.match(/^(([A-Za-z][0-9A-Za-z+.-]*)(:))?((\/\/)([^\/?#]*))?([^?#]*)((\?)([^#]*))?((#)(.*))?/)
- this.scheme = m[3] ? m[2] : null
- this.authority = m[5] ? m[6] : null
- this.path = m[7]
- this.query = m[9] ? m[10] : null
- this.fragment = m[12] ? m[13] : null
- return this
- }
- this.toString = function() {
- var result = ''
- if(this.scheme != null) result = result + this.scheme + ':'
- if(this.authority != null) result = result + '//' + this.authority
- if(this.path != null) result = result + this.path
- if(this.query != null) result = result + '?' + this.query
- if(this.fragment != null) result = result + '#' + this.fragment
- return result
- }
- this.toAbsolute = function(base) {
- var base = new jscolor.URI(base)
- var r = this
- var t = new jscolor.URI
- if(base.scheme == null) return false
- if(r.scheme != null && r.scheme.toLowerCase() == base.scheme.toLowerCase()) {
- r.scheme = null
- }
- if(r.scheme != null) {
- t.scheme = r.scheme
- t.authority = r.authority
- t.path = removeDotSegments(r.path)
- t.query = r.query
- } else {
- if(r.authority != null) {
- t.authority = r.authority
- t.path = removeDotSegments(r.path)
- t.query = r.query
- } else {
- if(r.path == '') {
- t.path = base.path
- if(r.query != null) {
- t.query = r.query
- } else {
- t.query = base.query
- }
- } else {
- if(r.path.substr(0,1) == '/') {
- t.path = removeDotSegments(r.path)
- } else {
- if(base.authority != null && base.path == '') {
- t.path = '/'+r.path
- } else {
- t.path = base.path.replace(/[^\/]+$/,'')+r.path
- }
- t.path = removeDotSegments(t.path)
- }
- t.query = r.query
- }
- t.authority = base.authority
- }
- t.scheme = base.scheme
- }
- t.fragment = r.fragment
- return t
- }
- function removeDotSegments(path) {
- var out = ''
- while(path) {
- if(path.substr(0,3)=='../' || path.substr(0,2)=='./') {
- path = path.replace(/^\.+/,'').substr(1)
- } else if(path.substr(0,3)=='/./' || path=='/.') {
- path = '/'+path.substr(3)
- } else if(path.substr(0,4)=='/../' || path=='/..') {
- path = '/'+path.substr(4)
- out = out.replace(/\/?[^\/]*$/, '')
- } else if(path=='.' || path=='..') {
- path = ''
- } else {
- var rm = path.match(/^\/?[^\/]*/)[0]
- path = path.substr(rm.length)
- out = out + rm
- }
- }
- return out
- }
- if(uri) {
- this.parse(uri)
- }
- },
- /*
- * Usage example:
- * var myColor = new jscolor.color(myInputElement)
- */
- color : function(target, prop) {
- this.required = true // refuse empty values?
- this.adjust = true // adjust value to uniform notation?
- this.hash = false // prefix color with # symbol?
- this.caps = true // uppercase?
- this.valueElement = target // value holder
- this.styleElement = target // where to reflect current color
- this.hsv = [0, 0, 1] // read-only 0-6, 0-1, 0-1
- this.rgb = [1, 1, 1] // read-only 0-1, 0-1, 0-1
- this.pickerOnfocus = true // display picker on focus?
- this.pickerMode = 'HSV' // HSV | HVS
- this.pickerPosition = 'bottom' // left | right | top | bottom
- this.pickerFace = 10 // px
- this.pickerFaceColor = 'ThreeDFace' // CSS color
- this.pickerBorder = 1 // px
- this.pickerBorderColor = 'ThreeDHighlight ThreeDShadow ThreeDShadow ThreeDHighlight' // CSS color
- this.pickerInset = 1 // px
- this.pickerInsetColor = 'ThreeDShadow ThreeDHighlight ThreeDHighlight ThreeDShadow' // CSS color
- this.pickerZIndex = 10000
- for(var p in prop) this[p] = prop[p]
- this.hidePicker = function() {
- if(isPickerOwner()) {
- removePicker()
- }
- }
- this.showPicker = function() {
- if(!isPickerOwner()) {
- var tp = jscolor.getElementPos(target) // target pos
- var ts = jscolor.getElementSize(target) // target size
- var vp = jscolor.getViewPos() // view pos
- var vs = jscolor.getViewSize() // view size
- var ps = [ // picker size
- 2*this.pickerBorder + 4*this.pickerInset + 2*this.pickerFace + jscolor.images.pad[0] + 2*jscolor.images.arrow[0] + jscolor.images.sld[0],
- 2*this.pickerBorder + 2*this.pickerInset + 2*this.pickerFace + jscolor.images.pad[1]
- ]
- var a, b, c
- switch(this.pickerPosition.toLowerCase()) {
- case 'left': a=1; b=0; c=-1; break
- case 'right':a=1; b=0; c=1; break
- case 'top': a=0; b=1; c=-1; break
- default: a=0; b=1; c=1; break
- }
- var l = (ts[b]+ps[b])/2
- var pp = [ // picker pos
- -vp[a]+tp[a]+ps[a] > vs[a] ?
- (-vp[a]+tp[a]+ts[a]/2 > vs[a]/2 && tp[a]+ts[a]-ps[a] >= 0 ? tp[a]+ts[a]-ps[a] : tp[a]) :
- tp[a],
- -vp[b]+tp[b]+ts[b]+ps[b]-l+l*c > vs[b] ?
- (-vp[b]+tp[b]+ts[b]/2 > vs[b]/2 && tp[b]+ts[b]-l-l*c >= 0 ? tp[b]+ts[b]-l-l*c : tp[b]+ts[b]-l+l*c) :
- (tp[b]+ts[b]-l+l*c >= 0 ? tp[b]+ts[b]-l+l*c : tp[b]+ts[b]-l-l*c)
- ]
- drawPicker(pp[a], pp[b])
- }
- }
- this.importColor = function() {
- if(!valueElement) {
- this.exportColor()
- } else {
- if(!this.adjust) {
- if(!this.fromString(valueElement.value, leaveValue)) {
- styleElement.style.backgroundColor = styleElement.jscStyle.backgroundColor
- styleElement.style.color = styleElement.jscStyle.color
- this.exportColor(leaveValue | leaveStyle)
- }
- } else if(!this.required && /^\s*$/.test(valueElement.value)) {
- valueElement.value = ''
- styleElement.style.backgroundColor = styleElement.jscStyle.backgroundColor
- styleElement.style.color = styleElement.jscStyle.color
- this.exportColor(leaveValue | leaveStyle)
- } else if(this.fromString(valueElement.value)) {
- // OK
- } else {
- this.exportColor()
- }
- }
- }
- this.exportColor = function(flags) {
- if(!(flags & leaveValue) && valueElement) {
- var value = this.toString()
- if(this.caps) value = value.toUpperCase()
- if(this.hash) value = '#'+value
- valueElement.value = value
- }
- if(!(flags & leaveStyle) && styleElement) {
- styleElement.style.backgroundColor = '#'+this.toString()
- styleElement.style.color =
- 0.213 * this.rgb[0] +
- 0.715 * this.rgb[1] +
- 0.072 * this.rgb[2]
- < 0.5 ? '#FFF' : '#000'
- }
- if(!(flags & leavePad) && isPickerOwner()) {
- redrawPad()
- }
- if(!(flags & leaveSld) && isPickerOwner()) {
- redrawSld()
- }
- }
- this.fromHSV = function(h, s, v, flags) { // null = don't change
- h<0 && (h=0) || h>6 && (h=6)
- s<0 && (s=0) || s>1 && (s=1)
- v<0 && (v=0) || v>1 && (v=1)
- this.rgb = HSV_RGB(
- h==null ? this.hsv[0] : (this.hsv[0]=h),
- s==null ? this.hsv[1] : (this.hsv[1]=s),
- v==null ? this.hsv[2] : (this.hsv[2]=v)
- )
- this.exportColor(flags)
- }
- this.fromRGB = function(r, g, b, flags) { // null = don't change
- r<0 && (r=0) || r>1 && (r=1)
- g<0 && (g=0) || g>1 && (g=1)
- b<0 && (b=0) || b>1 && (b=1)
- var hsv = RGB_HSV(
- r==null ? this.rgb[0] : (this.rgb[0]=r),
- g==null ? this.rgb[1] : (this.rgb[1]=g),
- b==null ? this.rgb[2] : (this.rgb[2]=b)
- )
- if(hsv[0] != null) {
- this.hsv[0] = hsv[0]
- }
- if(hsv[2] != 0) {
- this.hsv[1] = hsv[1]
- }
- this.hsv[2] = hsv[2]
- this.exportColor(flags)
- }
- this.fromString = function(hex, flags) {
- var m = hex.match(/^\W*([0-9A-F]{3}([0-9A-F]{3})?)\W*$/i)
- if(!m) {
- return false
- } else {
- if(m[1].length == 6) { // 6-char notation
- this.fromRGB(
- parseInt(m[1].substr(0,2),16) / 255,
- parseInt(m[1].substr(2,2),16) / 255,
- parseInt(m[1].substr(4,2),16) / 255,
- flags
- )
- } else { // 3-char notation
- this.fromRGB(
- parseInt(m[1].charAt(0)+m[1].charAt(0),16) / 255,
- parseInt(m[1].charAt(1)+m[1].charAt(1),16) / 255,
- parseInt(m[1].charAt(2)+m[1].charAt(2),16) / 255,
- flags
- )
- }
- return true
- }
- }
- this.toString = function() {
- return (
- (0x100 | Math.round(255*this.rgb[0])).toString(16).substr(1) +
- (0x100 | Math.round(255*this.rgb[1])).toString(16).substr(1) +
- (0x100 | Math.round(255*this.rgb[2])).toString(16).substr(1)
- )
- }
- function RGB_HSV(r, g, b) {
- var n = Math.min(Math.min(r,g),b)
- var v = Math.max(Math.max(r,g),b)
- var m = v - n
- if(m == 0) return [ null, 0, v ]
- var h = r==n ? 3+(b-g)/m : (g==n ? 5+(r-b)/m : 1+(g-r)/m)
- return [ h==6?0:h, m/v, v ]
- }
- function HSV_RGB(h, s, v) {
- if(h == null) return [ v, v, v ]
- var i = Math.floor(h)
- var f = i%2 ? h-i : 1-(h-i)
- var m = v * (1 - s)
- var n = v * (1 - s*f)
- switch(i) {
- case 6:
- case 0: return [v,n,m]
- case 1: return [n,v,m]
- case 2: return [m,v,n]
- case 3: return [m,n,v]
- case 4: return [n,m,v]
- case 5: return [v,m,n]
- }
- }
- function removePicker() {
- delete jscolor.picker.owner
- document.getElementsByTagName('body')[0].removeChild(jscolor.picker.boxB)
- }
- function drawPicker(x, y) {
- if(!jscolor.picker) {
- jscolor.picker = {
- box : document.createElement('div'),
- boxB : document.createElement('div'),
- pad : document.createElement('div'),
- padB : document.createElement('div'),
- padM : document.createElement('div'),
- sld : document.createElement('div'),
- sldB : document.createElement('div'),
- sldM : document.createElement('div')
- }
- for(var i=0,segSize=4; i<jscolor.images.sld[1]; i+=segSize) {
- var seg = document.createElement('div')
- seg.style.height = segSize+'px'
- seg.style.fontSize = '1px'
- seg.style.lineHeight = '0'
- jscolor.picker.sld.appendChild(seg)
- }
- jscolor.picker.sldB.appendChild(jscolor.picker.sld)
- jscolor.picker.box.appendChild(jscolor.picker.sldB)
- jscolor.picker.box.appendChild(jscolor.picker.sldM)
- jscolor.picker.padB.appendChild(jscolor.picker.pad)
- jscolor.picker.box.appendChild(jscolor.picker.padB)
- jscolor.picker.box.appendChild(jscolor.picker.padM)
- jscolor.picker.boxB.appendChild(jscolor.picker.box)
- }
- var p = jscolor.picker
- // recompute controls positions
- posPad = [
- x+THIS.pickerBorder+THIS.pickerFace+THIS.pickerInset,
- y+THIS.pickerBorder+THIS.pickerFace+THIS.pickerInset ]
- posSld = [
- null,
- y+THIS.pickerBorder+THIS.pickerFace+THIS.pickerInset ]
- // controls interaction
- p.box.onmouseup =
- p.box.onmouseout = function() { target.focus() }
- p.box.onmousedown = function() { abortBlur=true }
- p.box.onmousemove = function(e) { holdPad && setPad(e); holdSld && setSld(e) }
- p.padM.onmouseup =
- p.padM.onmouseout = function() { if(holdPad) { holdPad=false; jscolor.fireEvent(valueElement,'change') } }
- p.padM.onmousedown = function(e) { holdPad=true; setPad(e) }
- p.sldM.onmouseup =
- p.sldM.onmouseout = function() { if(holdSld) { holdSld=false; jscolor.fireEvent(valueElement,'change') } }
- p.sldM.onmousedown = function(e) { holdSld=true; setSld(e) }
- // picker
- p.box.style.width = 4*THIS.pickerInset + 2*THIS.pickerFace + jscolor.images.pad[0] + 2*jscolor.images.arrow[0] + jscolor.images.sld[0] + 'px'
- p.box.style.height = 2*THIS.pickerInset + 2*THIS.pickerFace + jscolor.images.pad[1] + 'px'
- // picker border
- p.boxB.style.position = 'absolute'
- p.boxB.style.clear = 'both'
- p.boxB.style.left = x+'px'
- p.boxB.style.top = y+'px'
- p.boxB.style.zIndex = THIS.pickerZIndex
- p.boxB.style.border = THIS.pickerBorder+'px solid'
- p.boxB.style.borderColor = THIS.pickerBorderColor
- p.boxB.style.background = THIS.pickerFaceColor
- // pad image
- p.pad.style.width = jscolor.images.pad[0]+'px'
- p.pad.style.height = jscolor.images.pad[1]+'px'
- // pad border
- p.padB.style.position = 'absolute'
- p.padB.style.left = THIS.pickerFace+'px'
- p.padB.style.top = THIS.pickerFace+'px'
- p.padB.style.border = THIS.pickerInset+'px solid'
- p.padB.style.borderColor = THIS.pickerInsetColor
- // pad mouse area
- p.padM.style.position = 'absolute'
- p.padM.style.left = '0'
- p.padM.style.top = '0'
- p.padM.style.width = THIS.pickerFace + 2*THIS.pickerInset + jscolor.images.pad[0] + jscolor.images.arrow[0] + 'px'
- p.padM.style.height = p.box.style.height
- p.padM.style.cursor = 'crosshair'
- // slider image
- p.sld.style.overflow = 'hidden'
- p.sld.style.width = jscolor.images.sld[0]+'px'
- p.sld.style.height = jscolor.images.sld[1]+'px'
- // slider border
- p.sldB.style.position = 'absolute'
- p.sldB.style.right = THIS.pickerFace+'px'
- p.sldB.style.top = THIS.pickerFace+'px'
- p.sldB.style.border = THIS.pickerInset+'px solid'
- p.sldB.style.borderColor = THIS.pickerInsetColor
- // slider mouse area
- p.sldM.style.position = 'absolute'
- p.sldM.style.right = '0'
- p.sldM.style.top = '0'
- p.sldM.style.width = jscolor.images.sld[0] + jscolor.images.arrow[0] + THIS.pickerFace + 2*THIS.pickerInset + 'px'
- p.sldM.style.height = p.box.style.height
- try {
- p.sldM.style.cursor = 'pointer'
- } catch(eOldIE) {
- p.sldM.style.cursor = 'hand'
- }
- // load images in optimal order
- switch(modeID) {
- case 0: var padImg = 'hs.png'; break
- case 1: var padImg = 'hv.png'; break
- }
- p.padM.style.background = "url('"+jscolor.getDir()+"cross.gif') no-repeat"
- p.sldM.style.background = "url('"+jscolor.getDir()+"arrow.gif') no-repeat"
- p.pad.style.background = "url('"+jscolor.getDir()+padImg+"') 0 0 no-repeat"
- // place pointers
- redrawPad()
- redrawSld()
- jscolor.picker.owner = THIS
- document.getElementsByTagName('body')[0].appendChild(p.boxB)
- }
- function redrawPad() {
- // redraw the pad pointer
- switch(modeID) {
- case 0: var yComponent = 1; break
- case 1: var yComponent = 2; break
- }
- var x = Math.round((THIS.hsv[0]/6) * (jscolor.images.pad[0]-1))
- var y = Math.round((1-THIS.hsv[yComponent]) * (jscolor.images.pad[1]-1))
- jscolor.picker.padM.style.backgroundPosition =
- (THIS.pickerFace+THIS.pickerInset+x - Math.floor(jscolor.images.cross[0]/2)) + 'px ' +
- (THIS.pickerFace+THIS.pickerInset+y - Math.floor(jscolor.images.cross[1]/2)) + 'px'
- // redraw the slider image
- var seg = jscolor.picker.sld.childNodes
- switch(modeID) {
- case 0:
- var rgb = HSV_RGB(THIS.hsv[0], THIS.hsv[1], 1)
- for(var i=0; i<seg.length; i++) {
- seg[i].style.backgroundColor = 'rgb('+
- (rgb[0]*(1-i/seg.length)*100)+'%,'+
- (rgb[1]*(1-i/seg.length)*100)+'%,'+
- (rgb[2]*(1-i/seg.length)*100)+'%)'
- }
- break
- case 1:
- var rgb, s, c = [ THIS.hsv[2], 0, 0 ]
- var i = Math.floor(THIS.hsv[0])
- var f = i%2 ? THIS.hsv[0]-i : 1-(THIS.hsv[0]-i)
- switch(i) {
- case 6:
- case 0: rgb=[0,1,2]; break
- case 1: rgb=[1,0,2]; break
- case 2: rgb=[2,0,1]; break
- case 3: rgb=[2,1,0]; break
- case 4: rgb=[1,2,0]; break
- case 5: rgb=[0,2,1]; break
- }
- for(var i=0; i<seg.length; i++) {
- s = 1 - 1/(seg.length-1)*i
- c[1] = c[0] * (1 - s*f)
- c[2] = c[0] * (1 - s)
- seg[i].style.backgroundColor = 'rgb('+
- (c[rgb[0]]*100)+'%,'+
- (c[rgb[1]]*100)+'%,'+
- (c[rgb[2]]*100)+'%)'
- }
- break
- }
- }
- function redrawSld() {
- // redraw the slider pointer
- switch(modeID) {
- case 0: var yComponent = 2; break
- case 1: var yComponent = 1; break
- }
- var y = Math.round((1-THIS.hsv[yComponent]) * (jscolor.images.sld[1]-1))
- jscolor.picker.sldM.style.backgroundPosition =
- '0 ' + (THIS.pickerFace+THIS.pickerInset+y - Math.floor(jscolor.images.arrow[1]/2)) + 'px'
- }
- function isPickerOwner() {
- return jscolor.picker && jscolor.picker.owner == THIS
- }
- function blurTarget() {
- if(valueElement == target) THIS.importColor()
- if(THIS.pickerOnfocus) THIS.hidePicker()
- }
- function blurValue() {
- if(valueElement != target) THIS.importColor()
- }
- function setPad(e) {
- var posM = jscolor.getMousePos(e)
- var x = posM[0]-posPad[0]
- var y = posM[1]-posPad[1]
- switch(modeID) {
- case 0: THIS.fromHSV(x*(6/(jscolor.images.pad[0]-1)), 1 - y/(jscolor.images.pad[1]-1), null, leaveSld); break
- case 1: THIS.fromHSV(x*(6/(jscolor.images.pad[0]-1)), null, 1 - y/(jscolor.images.pad[1]-1), leaveSld); break
- }
- }
- function setSld(e) {
- var posM = jscolor.getMousePos(e)
- var y = posM[1]-posPad[1]
- switch(modeID) {
- case 0: THIS.fromHSV(null, null, 1 - y/(jscolor.images.sld[1]-1), leavePad); break
- case 1: THIS.fromHSV(null, 1 - y/(jscolor.images.sld[1]-1), null, leavePad); break
- }
- }
- var THIS = this
- var modeID = this.pickerMode.toLowerCase()=='hvs' ? 1 : 0
- var abortBlur = false
- var
- valueElement = jscolor.fetchElement(this.valueElement),
- styleElement = jscolor.fetchElement(this.styleElement)
- var
- holdPad = false,
- holdSld = false
- var
- posPad,
- posSld
- var
- leaveValue = 1<<0,
- leaveStyle = 1<<1,
- leavePad = 1<<2,
- leaveSld = 1<<3
- // target
- jscolor.addEvent(target, 'focus', function() {
- if(THIS.pickerOnfocus) THIS.showPicker()
- })
- jscolor.addEvent(target, 'blur', function() {
- if(!abortBlur) {
- setTimeout(function(){ abortBlur || blurTarget(); abortBlur=false }, 0)
- } else {
- abortBlur = false
- }
- })
- // valueElement
- if(valueElement) {
- var updateField = function() {
- THIS.fromString(valueElement.value, leaveValue)
- }
- jscolor.addEvent(valueElement, 'keyup', updateField)
- jscolor.addEvent(valueElement, 'input', updateField)
- jscolor.addEvent(valueElement, 'blur', blurValue)
- valueElement.setAttribute('autocomplete', 'off')
- }
- // styleElement
- if(styleElement) {
- styleElement.jscStyle = {
- backgroundColor : styleElement.style.backgroundColor,
- color : styleElement.style.color
- }
- }
- // require images
- switch(modeID) {
- case 0: jscolor.requireImage('hs.png'); break
- case 1: jscolor.requireImage('hv.png'); break
- }
- jscolor.requireImage('cross.gif');
- jscolor.requireImage('arrow.gif');
- this.importColor()
- }
- }
- jscolor.install()