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/** * jscolor, JavaScript Color Picker * * @version 1.4.4 * @license GNU Lesser General Public License, https://www.gnu.org/copyleft/lesser.html
* @author Jan Odvarko, http://odvarko.cz
* @created 2008-06-15 * @updated 2014-12-09 * @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+=1) { if(e[i].href) { base = e[i].href; } }
var e = document.getElementsByTagName('script'); for(var i=0; i<e.length; i+=1) { 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
srcAbs.query = null; srcAbs.fragment = null; return srcAbs.toString(); } } return false; },
bind : function() { var matchClass = new RegExp('(^|\\s)('+jscolor.bindClass+')(\\s*(\\{[^}]*\\})|\\s|$)', 'i'); var e = document.getElementsByTagName('input'); for(var i=0; i<e.length; i+=1) { if(jscolor.isColorAttrSupported && e[i].type.toLowerCase() == 'color') { // skip inputs of type 'color' if the browser supports this feature
continue; } var m; if(!e[i].color && e[i].className && (m = e[i].className.match(matchClass))) { var prop = {}; if(m[4]) { try { prop = (new Function ('return (' + m[4] + ')'))(); } catch(eInvalidProp) {} } e[i].color = new jscolor.color(e[i], prop); } } },
preload : function() { for(var fn in jscolor.imgRequire) { if(jscolor.imgRequire.hasOwnProperty(fn)) { 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) { el.addEventListener(evnt, func, false); } else if(el.attachEvent) { el.attachEvent('on'+evnt, func); } },
fireEvent : function(el, evnt) { if(!el) { return; } if(document.createEvent) { var ev = document.createEvent('HTMLEvents'); ev.initEvent(evnt, true, true); el.dispatchEvent(ev); } else if(document.createEventObject) { var ev = document.createEventObject(); el.fireEvent('on'+evnt, ev); } else if(el['on'+evnt]) { // alternatively use the traditional event model (IE5)
el['on'+evnt](); } },
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.toUpperCase() !== 'BODY') { x -= e2.scrollLeft; y -= e2.scrollTop; } return [x, y]; },
getElementSize : function(e) { return [e.offsetWidth, e.offsetHeight]; },
getRelMousePos : function(e) { var x = 0, y = 0; if (!e) { e = window.event; } if (typeof e.offsetX === 'number') { x = e.offsetX; y = e.offsetY; } else if (typeof e.layerX === 'number') { x = e.layerX; y = e.layerY; } return { x: x, y: y }; },
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.slider = true; // show the value/saturation slider?
this.valueElement = target; // value holder
this.styleElement = target; // where to reflect current color
this.onImmediateChange = null; // onchange callback (can be either string or function)
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.minH = 0; // read-only 0-6
this.maxH = 6; // read-only 0-6
this.minS = 0; // read-only 0-1
this.maxS = 1; // read-only 0-1
this.minV = 0; // read-only 0-1
this.maxV = 1; // read-only 0-1
this.pickerOnfocus = true; // display picker on focus?
this.pickerMode = 'HSV'; // HSV | HVS
this.pickerPosition = 'bottom'; // left | right | top | bottom
this.pickerSmartPosition = true; // automatically adjust picker position when necessary
this.pickerButtonHeight = 20; // px
this.pickerClosable = false; this.pickerCloseText = 'Close'; this.pickerButtonColor = 'ButtonText'; // px
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) { if(prop.hasOwnProperty(p)) { 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 = getPickerDims(this); // picker size
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;
// picker pos
if (!this.pickerSmartPosition) { var pp = [ tp[a], tp[b]+ts[b]-l+l*c ]; } else { var pp = [ -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.backgroundImage = styleElement.jscStyle.backgroundImage; 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.backgroundImage = styleElement.jscStyle.backgroundImage; 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.backgroundImage = "none"; 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
if(h !== null) { h = Math.max(0.0, this.minH, Math.min(6.0, this.maxH, h)); } if(s !== null) { s = Math.max(0.0, this.minS, Math.min(1.0, this.maxS, s)); } if(v !== null) { v = Math.max(0.0, this.minV, Math.min(1.0, this.maxV, v)); }
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
if(r !== null) { r = Math.max(0.0, Math.min(1.0, r)); } if(g !== null) { g = Math.max(0.0, Math.min(1.0, g)); } if(b !== null) { b = Math.max(0.0, Math.min(1.0, b)); }
var hsv = RGB_HSV( r===null ? this.rgb[0] : r, g===null ? this.rgb[1] : g, b===null ? this.rgb[2] : b ); if(hsv[0] !== null) { this.hsv[0] = Math.max(0.0, this.minH, Math.min(6.0, this.maxH, hsv[0])); } if(hsv[2] !== 0) { this.hsv[1] = hsv[1]===null ? null : Math.max(0.0, this.minS, Math.min(1.0, this.maxS, hsv[1])); } this.hsv[2] = hsv[2]===null ? null : Math.max(0.0, this.minV, Math.min(1.0, this.maxV, hsv[2]));
// update RGB according to final HSV, as some values might be trimmed
var rgb = HSV_RGB(this.hsv[0], this.hsv[1], this.hsv[2]); this.rgb[0] = rgb[0]; this.rgb[1] = rgb[1]; this.rgb[2] = rgb[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'), btn : document.createElement('div'), btnS : document.createElement('span'), btnT : document.createTextNode(THIS.pickerCloseText) }; 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.btnS.appendChild(jscolor.picker.btnT); jscolor.picker.btn.appendChild(jscolor.picker.btnS); jscolor.picker.box.appendChild(jscolor.picker.btn); jscolor.picker.boxB.appendChild(jscolor.picker.box); }
var p = jscolor.picker;
// controls interaction
p.box.onmouseup = p.box.onmouseout = function() { target.focus(); }; p.box.onmousedown = function() { abortBlur=true; }; p.box.onmousemove = function(e) { if (holdPad || holdSld) { holdPad && setPad(e); holdSld && setSld(e); if (document.selection) { document.selection.empty(); } else if (window.getSelection) { window.getSelection().removeAllRanges(); } dispatchImmediateChange(); } }; if('ontouchstart' in window) { // if touch device
var handle_touchmove = function(e) { var event={ 'offsetX': e.touches[0].pageX-touchOffset.X, 'offsetY': e.touches[0].pageY-touchOffset.Y }; if (holdPad || holdSld) { holdPad && setPad(event); holdSld && setSld(event); dispatchImmediateChange(); } e.stopPropagation(); // prevent move "view" on broswer
e.preventDefault(); // prevent Default - Android Fix (else android generated only 1-2 touchmove events)
}; p.box.removeEventListener('touchmove', handle_touchmove, false) p.box.addEventListener('touchmove', handle_touchmove, false) } p.padM.onmouseup = p.padM.onmouseout = function() { if(holdPad) { holdPad=false; jscolor.fireEvent(valueElement,'change'); } }; p.padM.onmousedown = function(e) { // if the slider is at the bottom, move it up
switch(modeID) { case 0: if (THIS.hsv[2] === 0) { THIS.fromHSV(null, null, 1.0); }; break; case 1: if (THIS.hsv[1] === 0) { THIS.fromHSV(null, 1.0, null); }; break; } holdSld=false; holdPad=true; setPad(e); dispatchImmediateChange(); }; if('ontouchstart' in window) { p.padM.addEventListener('touchstart', function(e) { touchOffset={ 'X': e.target.offsetParent.offsetLeft, 'Y': e.target.offsetParent.offsetTop }; this.onmousedown({ 'offsetX':e.touches[0].pageX-touchOffset.X, 'offsetY':e.touches[0].pageY-touchOffset.Y }); }); } p.sldM.onmouseup = p.sldM.onmouseout = function() { if(holdSld) { holdSld=false; jscolor.fireEvent(valueElement,'change'); } }; p.sldM.onmousedown = function(e) { holdPad=false; holdSld=true; setSld(e); dispatchImmediateChange(); }; if('ontouchstart' in window) { p.sldM.addEventListener('touchstart', function(e) { touchOffset={ 'X': e.target.offsetParent.offsetLeft, 'Y': e.target.offsetParent.offsetTop }; this.onmousedown({ 'offsetX':e.touches[0].pageX-touchOffset.X, 'offsetY':e.touches[0].pageY-touchOffset.Y }); }); }
// picker
var dims = getPickerDims(THIS); p.box.style.width = dims[0] + 'px'; p.box.style.height = dims[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.display = THIS.slider ? 'block' : 'none'; 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.display = THIS.slider ? 'block' : 'none'; 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'; }
// "close" button
function setBtnBorder() { var insetColors = THIS.pickerInsetColor.split(/\s+/); var pickerOutsetColor = insetColors.length < 2 ? insetColors[0] : insetColors[1] + ' ' + insetColors[0] + ' ' + insetColors[0] + ' ' + insetColors[1]; p.btn.style.borderColor = pickerOutsetColor; } p.btn.style.display = THIS.pickerClosable ? 'block' : 'none'; p.btn.style.position = 'absolute'; p.btn.style.left = THIS.pickerFace + 'px'; p.btn.style.bottom = THIS.pickerFace + 'px'; p.btn.style.padding = '0 15px'; p.btn.style.height = '18px'; p.btn.style.border = THIS.pickerInset + 'px solid'; setBtnBorder(); p.btn.style.color = THIS.pickerButtonColor; p.btn.style.font = '12px sans-serif'; p.btn.style.textAlign = 'center'; try { p.btn.style.cursor = 'pointer'; } catch(eOldIE) { p.btn.style.cursor = 'hand'; } p.btn.onmousedown = function () { THIS.hidePicker(); }; p.btnS.style.lineHeight = p.btn.style.height;
// load images in optimal order
switch(modeID) { case 0: var padImg = 'hs.png'; break; case 1: var padImg = 'hv.png'; break; } p.padM.style.backgroundImage = "url('"+jscolor.getDir()+"cross.gif')"; p.padM.style.backgroundRepeat = "no-repeat"; p.sldM.style.backgroundImage = "url('"+jscolor.getDir()+"arrow.gif')"; p.sldM.style.backgroundRepeat = "no-repeat"; p.pad.style.backgroundImage = "url('"+jscolor.getDir()+padImg+"')"; p.pad.style.backgroundRepeat = "no-repeat"; p.pad.style.backgroundPosition = "0 0";
// place pointers
redrawPad(); redrawSld();
jscolor.picker.owner = THIS; document.getElementsByTagName('body')[0].appendChild(p.boxB); }
function getPickerDims(o) { var dims = [ 2*o.pickerInset + 2*o.pickerFace + jscolor.images.pad[0] + (o.slider ? 2*o.pickerInset + 2*jscolor.images.arrow[0] + jscolor.images.sld[0] : 0), o.pickerClosable ? 4*o.pickerInset + 3*o.pickerFace + jscolor.images.pad[1] + o.pickerButtonHeight : 2*o.pickerInset + 2*o.pickerFace + jscolor.images.pad[1] ]; return dims; }
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+=1) { 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+=1) { 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 mpos = jscolor.getRelMousePos(e); var x = mpos.x - THIS.pickerFace - THIS.pickerInset; var y = mpos.y - THIS.pickerFace - THIS.pickerInset; 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 mpos = jscolor.getRelMousePos(e); var y = mpos.y - THIS.pickerFace - THIS.pickerInset; 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; } }
function dispatchImmediateChange() { if (THIS.onImmediateChange) { var callback; if (typeof THIS.onImmediateChange === 'string') { callback = new Function (THIS.onImmediateChange); } else { callback = THIS.onImmediateChange; } callback.call(THIS); } }
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, touchOffset = {}; var leaveValue = 1<<0, leaveStyle = 1<<1, leavePad = 1<<2, leaveSld = 1<<3;
jscolor.isColorAttrSupported = false; var el = document.createElement('input'); if(el.setAttribute) { el.setAttribute('type', 'color'); if(el.type.toLowerCase() == 'color') { jscolor.isColorAttrSupported = true; } }
// target
jscolor.addEvent(target, 'focus', function() { if(THIS.pickerOnfocus) { THIS.showPicker(); } }); jscolor.addEvent(target, 'blur', function() { if(!abortBlur) { window.setTimeout(function(){ abortBlur || blurTarget(); abortBlur=false; }, 0); } else { abortBlur = false; } });
// valueElement
if(valueElement) { var updateField = function() { THIS.fromString(valueElement.value, leaveValue); dispatchImmediateChange(); }; jscolor.addEvent(valueElement, 'keyup', updateField); jscolor.addEvent(valueElement, 'input', updateField); jscolor.addEvent(valueElement, 'blur', blurValue); valueElement.setAttribute('autocomplete', 'off'); }
// styleElement
if(styleElement) { styleElement.jscStyle = { backgroundImage : styleElement.style.backgroundImage, 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();
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