diff --git a/jscolor.js b/jscolor.js index 5b4b167..dafd860 100644 --- a/jscolor.js +++ b/jscolor.js @@ -19,1795 +19,1828 @@ if (!window.jscolor) { window.jscolor = (function () { var jsc = { - register : function () { - jsc.attachDOMReadyEvent(jsc.init); - jsc.attachEvent(document, 'mousedown', jsc.onDocumentMouseDown); - jsc.attachEvent(document, 'touchstart', jsc.onDocumentTouchStart); - jsc.attachEvent(window, 'resize', jsc.onWindowResize); - }, - - - init : function () { - if (jsc.jscolor.lookupClass) { - jsc.jscolor.installByClassName(jsc.jscolor.lookupClass); - } - }, - - - tryInstallOnElements : function (elms, className) { - var matchClass = new RegExp('(^|\\s)(' + className + ')(\\s*(\\{[^}]*\\})|\\s|$)', 'i'); - - for (var i = 0; i < elms.length; i += 1) { - if (elms[i].type !== undefined && elms[i].type.toLowerCase() == 'color') { - if (jsc.isColorAttrSupported) { - // skip inputs of type 'color' if supported by the browser - continue; - } - } - var m; - if (!elms[i].jscolor && elms[i].className && (m = elms[i].className.match(matchClass))) { - var targetElm = elms[i]; - var optsStr = null; - - var dataOptions = jsc.getDataAttr(targetElm, 'jscolor'); - if (dataOptions !== null) { - optsStr = dataOptions; - } else if (m[4]) { - optsStr = m[4]; - } - - var opts = {}; - if (optsStr) { - try { - opts = (new Function ('return (' + optsStr + ')'))(); - } catch(eParseError) { - jsc.warn('Error parsing jscolor options: ' + eParseError + ':\n' + optsStr); - } - } - targetElm.jscolor = new jsc.jscolor(targetElm, opts); - } - } - }, - - - isColorAttrSupported : (function () { - var elm = document.createElement('input'); - if (elm.setAttribute) { - elm.setAttribute('type', 'color'); - if (elm.type.toLowerCase() == 'color') { - return true; - } - } - return false; - })(), - - - isCanvasSupported : (function () { - var elm = document.createElement('canvas'); - return !!(elm.getContext && elm.getContext('2d')); - })(), - - - fetchElement : function (mixed) { - return typeof mixed === 'string' ? document.getElementById(mixed) : mixed; - }, - - - isElementType : function (elm, type) { - return elm.nodeName.toLowerCase() === type.toLowerCase(); - }, - - - getDataAttr : function (el, name) { - var attrName = 'data-' + name; - var attrValue = el.getAttribute(attrName); - if (attrValue !== null) { - return attrValue; - } - return null; - }, - - - attachEvent : function (el, evnt, func) { - if (el.addEventListener) { - el.addEventListener(evnt, func, false); - } else if (el.attachEvent) { - el.attachEvent('on' + evnt, func); - } - }, - - - detachEvent : function (el, evnt, func) { - if (el.removeEventListener) { - el.removeEventListener(evnt, func, false); - } else if (el.detachEvent) { - el.detachEvent('on' + evnt, func); - } - }, - - - _attachedGroupEvents : {}, - - - attachGroupEvent : function (groupName, el, evnt, func) { - if (!jsc._attachedGroupEvents.hasOwnProperty(groupName)) { - jsc._attachedGroupEvents[groupName] = []; - } - jsc._attachedGroupEvents[groupName].push([el, evnt, func]); - jsc.attachEvent(el, evnt, func); - }, - - - detachGroupEvents : function (groupName) { - if (jsc._attachedGroupEvents.hasOwnProperty(groupName)) { - for (var i = 0; i < jsc._attachedGroupEvents[groupName].length; i += 1) { - var evt = jsc._attachedGroupEvents[groupName][i]; - jsc.detachEvent(evt[0], evt[1], evt[2]); - } - delete jsc._attachedGroupEvents[groupName]; - } - }, - - - attachDOMReadyEvent : function (func) { - var fired = false; - var fireOnce = function () { - if (!fired) { - fired = true; - func(); - } - }; - - if (document.readyState === 'complete') { - setTimeout(fireOnce, 1); // async - return; - } - - if (document.addEventListener) { - document.addEventListener('DOMContentLoaded', fireOnce, false); - - // Fallback - window.addEventListener('load', fireOnce, false); - - } else if (document.attachEvent) { - // IE - document.attachEvent('onreadystatechange', function () { - if (document.readyState === 'complete') { - document.detachEvent('onreadystatechange', arguments.callee); - fireOnce(); - } - }) - - // Fallback - window.attachEvent('onload', fireOnce); - - // IE7/8 - if (document.documentElement.doScroll && window == window.top) { - var tryScroll = function () { - if (!document.body) { return; } - try { - document.documentElement.doScroll('left'); - fireOnce(); - } catch (e) { - setTimeout(tryScroll, 1); - } - }; - tryScroll(); - } - } - }, - - - warn : function (msg) { - if (window.console && window.console.warn) { - window.console.warn(msg); - } - }, - - - preventDefault : function (e) { - if (e.preventDefault) { e.preventDefault(); } - e.returnValue = false; - }, - - - captureTarget : function (target) { - // IE - if (target.setCapture) { - jsc._capturedTarget = target; - jsc._capturedTarget.setCapture(); - } - }, - - - releaseTarget : function () { - // IE - if (jsc._capturedTarget) { - jsc._capturedTarget.releaseCapture(); - jsc._capturedTarget = null; - } - }, - - - 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 - el['on' + evnt](); - } - }, - - - classNameToList : function (className) { - return className.replace(/^\s+|\s+$/g, '').split(/\s+/); - }, - - - // The className parameter (str) can only contain a single class name - hasClass : function (elm, className) { - if (!className) { - return false; - } - return -1 != (' ' + elm.className.replace(/\s+/g, ' ') + ' ').indexOf(' ' + className + ' '); - }, - - - // The className parameter (str) can contain multiple class names separated by whitespace - setClass : function (elm, className) { - var classList = jsc.classNameToList(className); - for (var i = 0; i < classList.length; i += 1) { - if (!jsc.hasClass(elm, classList[i])) { - elm.className += (elm.className ? ' ' : '') + classList[i]; - } - } - }, - - - // The className parameter (str) can contain multiple class names separated by whitespace - unsetClass : function (elm, className) { - var classList = jsc.classNameToList(className); - for (var i = 0; i < classList.length; i += 1) { - var repl = new RegExp( - '^\\s*' + classList[i] + '\\s*|' + - '\\s*' + classList[i] + '\\s*$|' + - '\\s+' + classList[i] + '(\\s+)', - 'g' - ); - elm.className = elm.className.replace(repl, '$1'); - } - }, - - - getStyle : function (elm) { - return window.getComputedStyle ? window.getComputedStyle(elm) : elm.currentStyle; - }, - - - setStyle : (function () { - var helper = document.createElement('div'); - var getSupportedProp = function (names) { - for (var i = 0; i < names.length; i += 1) { - if (names[i] in helper.style) { - return names[i]; - } - } - }; - var props = { - borderRadius: getSupportedProp(['borderRadius', 'MozBorderRadius', 'webkitBorderRadius']), - boxShadow: getSupportedProp(['boxShadow', 'MozBoxShadow', 'webkitBoxShadow']) - }; - return function (elm, prop, value) { - switch (prop.toLowerCase()) { - case 'opacity': - var alphaOpacity = Math.round(parseFloat(value) * 100); - elm.style.opacity = value; - elm.style.filter = 'alpha(opacity=' + alphaOpacity + ')'; - break; - default: - elm.style[props[prop]] = value; - break; - } - }; - })(), - - - setBorderRadius : function (elm, value) { - jsc.setStyle(elm, 'borderRadius', value || '0'); - }, - - - setBoxShadow : function (elm, value) { - jsc.setStyle(elm, 'boxShadow', value || 'none'); - }, - - - getElementPos : function (e, relativeToViewport) { - var x=0, y=0; - var rect = e.getBoundingClientRect(); - x = rect.left; - y = rect.top; - if (!relativeToViewport) { - var viewPos = jsc.getViewPos(); - x += viewPos[0]; - y += viewPos[1]; - } - return [x, y]; - }, - - - getElementSize : function (e) { - return [e.offsetWidth, e.offsetHeight]; - }, - - - // get pointer's X/Y coordinates relative to viewport - getAbsPointerPos : function (e) { - if (!e) { e = window.event; } - var x = 0, y = 0; - if (typeof e.changedTouches !== 'undefined' && e.changedTouches.length) { - // touch devices - x = e.changedTouches[0].clientX; - y = e.changedTouches[0].clientY; - } else if (typeof e.clientX === 'number') { - x = e.clientX; - y = e.clientY; - } - return { x: x, y: y }; - }, - - - // get pointer's X/Y coordinates relative to target element - getRelPointerPos : function (e) { - if (!e) { e = window.event; } - var target = e.target || e.srcElement; - var targetRect = target.getBoundingClientRect(); - - var x = 0, y = 0; - - var clientX = 0, clientY = 0; - if (typeof e.changedTouches !== 'undefined' && e.changedTouches.length) { - // touch devices - clientX = e.changedTouches[0].clientX; - clientY = e.changedTouches[0].clientY; - } else if (typeof e.clientX === 'number') { - clientX = e.clientX; - clientY = e.clientY; - } - - x = clientX - targetRect.left; - y = clientY - targetRect.top; - return { x: x, y: y }; - }, - - - getViewPos : function () { - var doc = document.documentElement; - return [ - (window.pageXOffset || doc.scrollLeft) - (doc.clientLeft || 0), - (window.pageYOffset || doc.scrollTop) - (doc.clientTop || 0) - ]; - }, - - - getViewSize : function () { - var doc = document.documentElement; - return [ - (window.innerWidth || doc.clientWidth), - (window.innerHeight || doc.clientHeight), - ]; - }, - - - redrawPosition : function () { - - if (jsc.picker && jsc.picker.owner) { - var thisObj = jsc.picker.owner; - - var tp, vp; - - if (thisObj.fixed) { - // Fixed elements are positioned relative to viewport, - // therefore we can ignore the scroll offset - tp = jsc.getElementPos(thisObj.targetElement, true); // target pos - vp = [0, 0]; // view pos - } else { - tp = jsc.getElementPos(thisObj.targetElement); // target pos - vp = jsc.getViewPos(); // view pos - } - - var ts = jsc.getElementSize(thisObj.targetElement); // target size - var vs = jsc.getViewSize(); // view size - var ps = jsc.getPickerOuterDims(thisObj); // picker size - var a, b, c; - switch (thisObj.position.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; - - // compute picker position - if (!thisObj.smartPosition) { - 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) - ]; - } - - var x = pp[a]; - var y = pp[b]; - var positionValue = thisObj.fixed ? 'fixed' : 'absolute'; - var contractShadow = - (pp[0] + ps[0] > tp[0] || pp[0] < tp[0] + ts[0]) && - (pp[1] + ps[1] < tp[1] + ts[1]); - - jsc._drawPosition(thisObj, x, y, positionValue, contractShadow); - } - }, - - - _drawPosition : function (thisObj, x, y, positionValue, contractShadow) { - var vShadow = contractShadow ? 0 : thisObj.shadowBlur; // px - - jsc.picker.wrap.style.position = positionValue; - jsc.picker.wrap.style.left = x + 'px'; - jsc.picker.wrap.style.top = y + 'px'; - - jsc.setBoxShadow( - jsc.picker.boxS, - thisObj.shadow ? - new jsc.BoxShadow(0, vShadow, thisObj.shadowBlur, 0, thisObj.shadowColor) : - null); - }, - - - getPickerDims : function (thisObj) { - var displaySlider = !!jsc.getSliderComponent(thisObj); - var dims = [ - 2 * thisObj.insetWidth + 2 * thisObj.padding + thisObj.width + - (displaySlider ? 2 * thisObj.insetWidth + jsc.getPadToSliderPadding(thisObj) + thisObj.sliderSize : 0), - 2 * thisObj.insetWidth + 2 * thisObj.padding + thisObj.height + - (thisObj.closable ? 2 * thisObj.insetWidth + thisObj.padding + thisObj.buttonHeight : 0) - ]; - return dims; - }, - - - getPickerOuterDims : function (thisObj) { - var dims = jsc.getPickerDims(thisObj); - return [ - dims[0] + 2 * thisObj.borderWidth, - dims[1] + 2 * thisObj.borderWidth - ]; - }, - - - getPadToSliderPadding : function (thisObj) { - return Math.max(thisObj.padding, 1.5 * (2 * thisObj.pointerBorderWidth + thisObj.pointerThickness)); - }, - - - getPadYComponent : function (thisObj) { - switch (thisObj.mode.charAt(1).toLowerCase()) { - case 'v': return 'v'; break; - } - return 's'; - }, - - - getSliderComponent : function (thisObj) { - if (thisObj.mode.length > 2) { - switch (thisObj.mode.charAt(2).toLowerCase()) { - case 's': return 's'; break; - case 'v': return 'v'; break; - } - } - return null; - }, - - - onDocumentMouseDown : function (e) { - if (!e) { e = window.event; } - var target = e.target || e.srcElement; - - if (target._jscLinkedInstance) { - if (target._jscLinkedInstance.showOnClick) { - target._jscLinkedInstance.show(); - } - } else if (target._jscControlName) { - jsc.onControlPointerStart(e, target, target._jscControlName, 'mouse'); - } else { - // Mouse is outside the picker controls -> hide the color picker! - if (jsc.picker && jsc.picker.owner) { - jsc.picker.owner.hide(); - } - } - }, - - - onDocumentTouchStart : function (e) { - if (!e) { e = window.event; } - var target = e.target || e.srcElement; - - if (target._jscLinkedInstance) { - if (target._jscLinkedInstance.showOnClick) { - target._jscLinkedInstance.show(); - } - } else if (target._jscControlName) { - jsc.onControlPointerStart(e, target, target._jscControlName, 'touch'); - } else { - if (jsc.picker && jsc.picker.owner) { - jsc.picker.owner.hide(); - } - } - }, - - - onWindowResize : function (e) { - jsc.redrawPosition(); - }, - - - onParentScroll : function (e) { - // hide the picker when one of the parent elements is scrolled - if (jsc.picker && jsc.picker.owner) { - jsc.picker.owner.hide(); - } - }, - - - _pointerMoveEvent : { - mouse: 'mousemove', - touch: 'touchmove' - }, - _pointerEndEvent : { - mouse: 'mouseup', - touch: 'touchend' - }, - - - _pointerOrigin : null, - _capturedTarget : null, - - - onControlPointerStart : function (e, target, controlName, pointerType) { - var thisObj = target._jscInstance; - - jsc.preventDefault(e); - jsc.captureTarget(target); - - var registerDragEvents = function (doc, offset) { - jsc.attachGroupEvent('drag', doc, jsc._pointerMoveEvent[pointerType], - jsc.onDocumentPointerMove(e, target, controlName, pointerType, offset)); - jsc.attachGroupEvent('drag', doc, jsc._pointerEndEvent[pointerType], - jsc.onDocumentPointerEnd(e, target, controlName, pointerType)); - }; - - registerDragEvents(document, [0, 0]); - - if (window.parent && window.frameElement) { - var rect = window.frameElement.getBoundingClientRect(); - var ofs = [-rect.left, -rect.top]; - registerDragEvents(window.parent.window.document, ofs); - } - - var abs = jsc.getAbsPointerPos(e); - var rel = jsc.getRelPointerPos(e); - jsc._pointerOrigin = { - x: abs.x - rel.x, - y: abs.y - rel.y - }; - - switch (controlName) { - case 'pad': - // if the slider is at the bottom, move it up - switch (jsc.getSliderComponent(thisObj)) { - case 's': if (thisObj.hsv[1] === 0) { thisObj.fromHSV(null, 100, null); }; break; - case 'v': if (thisObj.hsv[2] === 0) { thisObj.fromHSV(null, null, 100); }; break; - } - jsc.setPad(thisObj, e, 0, 0); - break; - - case 'sld': - jsc.setSld(thisObj, e, 0); - break; - } - - jsc.dispatchFineChange(thisObj); - }, - - - onDocumentPointerMove : function (e, target, controlName, pointerType, offset) { - return function (e) { - var thisObj = target._jscInstance; - switch (controlName) { - case 'pad': - if (!e) { e = window.event; } - jsc.setPad(thisObj, e, offset[0], offset[1]); - jsc.dispatchFineChange(thisObj); - break; - - case 'sld': - if (!e) { e = window.event; } - jsc.setSld(thisObj, e, offset[1]); - jsc.dispatchFineChange(thisObj); - break; - } - } - }, - - - onDocumentPointerEnd : function (e, target, controlName, pointerType) { - return function (e) { - var thisObj = target._jscInstance; - jsc.detachGroupEvents('drag'); - jsc.releaseTarget(); - // Always dispatch changes after detaching outstanding mouse handlers, - // in case some user interaction will occur in user's onchange callback - // that would intrude with current mouse events - jsc.dispatchChange(thisObj); - }; - }, - - - dispatchChange : function (thisObj) { - if (thisObj.valueElement) { - if (jsc.isElementType(thisObj.valueElement, 'input')) { - jsc.fireEvent(thisObj.valueElement, 'change'); - } - } - }, - - - dispatchFineChange : function (thisObj) { - if (thisObj.onFineChange) { - var callback; - if (typeof thisObj.onFineChange === 'string') { - callback = new Function (thisObj.onFineChange); - } else { - callback = thisObj.onFineChange; - } - callback.call(thisObj); - } - }, - - - setPad : function (thisObj, e, ofsX, ofsY) { - var pointerAbs = jsc.getAbsPointerPos(e); - var x = ofsX + pointerAbs.x - jsc._pointerOrigin.x - thisObj.padding - thisObj.insetWidth; - var y = ofsY + pointerAbs.y - jsc._pointerOrigin.y - thisObj.padding - thisObj.insetWidth; - - var xVal = x * (360 / (thisObj.width - 1)); - var yVal = 100 - (y * (100 / (thisObj.height - 1))); - - switch (jsc.getPadYComponent(thisObj)) { - case 's': thisObj.fromHSV(xVal, yVal, null, jsc.leaveSld); break; - case 'v': thisObj.fromHSV(xVal, null, yVal, jsc.leaveSld); break; - } - }, - - - setSld : function (thisObj, e, ofsY) { - var pointerAbs = jsc.getAbsPointerPos(e); - var y = ofsY + pointerAbs.y - jsc._pointerOrigin.y - thisObj.padding - thisObj.insetWidth; - - var yVal = 100 - (y * (100 / (thisObj.height - 1))); - - switch (jsc.getSliderComponent(thisObj)) { - case 's': thisObj.fromHSV(null, yVal, null, jsc.leavePad); break; - case 'v': thisObj.fromHSV(null, null, yVal, jsc.leavePad); break; - } - }, - - - _vmlNS : 'jsc_vml_', - _vmlCSS : 'jsc_vml_css_', - _vmlReady : false, - - - initVML : function () { - if (!jsc._vmlReady) { - // init VML namespace - var doc = document; - if (!doc.namespaces[jsc._vmlNS]) { - doc.namespaces.add(jsc._vmlNS, 'urn:schemas-microsoft-com:vml'); - } - if (!doc.styleSheets[jsc._vmlCSS]) { - var tags = ['shape', 'shapetype', 'group', 'background', 'path', 'formulas', 'handles', 'fill', 'stroke', 'shadow', 'textbox', 'textpath', 'imagedata', 'line', 'polyline', 'curve', 'rect', 'roundrect', 'oval', 'arc', 'image']; - var ss = doc.createStyleSheet(); - ss.owningElement.id = jsc._vmlCSS; - for (var i = 0; i < tags.length; i += 1) { - ss.addRule(jsc._vmlNS + '\\:' + tags[i], 'behavior:url(#default#VML);'); - } - } - jsc._vmlReady = true; - } - }, - - - createPalette : function () { - - var paletteObj = { - elm: null, - draw: null - }; - - if (jsc.isCanvasSupported) { - // Canvas implementation for modern browsers - - var canvas = document.createElement('canvas'); - var ctx = canvas.getContext('2d'); - - var drawFunc = function (width, height, type) { - canvas.width = width; - canvas.height = height; - - ctx.clearRect(0, 0, canvas.width, canvas.height); - - var hGrad = ctx.createLinearGradient(0, 0, canvas.width, 0); - hGrad.addColorStop(0 / 6, '#F00'); - hGrad.addColorStop(1 / 6, '#FF0'); - hGrad.addColorStop(2 / 6, '#0F0'); - hGrad.addColorStop(3 / 6, '#0FF'); - hGrad.addColorStop(4 / 6, '#00F'); - hGrad.addColorStop(5 / 6, '#F0F'); - hGrad.addColorStop(6 / 6, '#F00'); - - ctx.fillStyle = hGrad; - ctx.fillRect(0, 0, canvas.width, canvas.height); - - var vGrad = ctx.createLinearGradient(0, 0, 0, canvas.height); - switch (type.toLowerCase()) { - case 's': - vGrad.addColorStop(0, 'rgba(255,255,255,0)'); - vGrad.addColorStop(1, 'rgba(255,255,255,1)'); - break; - case 'v': - vGrad.addColorStop(0, 'rgba(0,0,0,0)'); - vGrad.addColorStop(1, 'rgba(0,0,0,1)'); - break; - } - ctx.fillStyle = vGrad; - ctx.fillRect(0, 0, canvas.width, canvas.height); - }; - - paletteObj.elm = canvas; - paletteObj.draw = drawFunc; - - } else { - // VML fallback for IE 7 and 8 - - jsc.initVML(); - - var vmlContainer = document.createElement('div'); - vmlContainer.style.position = 'relative'; - vmlContainer.style.overflow = 'hidden'; - - var hGrad = document.createElement(jsc._vmlNS + ':fill'); - hGrad.type = 'gradient'; - hGrad.method = 'linear'; - hGrad.angle = '90'; - hGrad.colors = '16.67% #F0F, 33.33% #00F, 50% #0FF, 66.67% #0F0, 83.33% #FF0' - - var hRect = document.createElement(jsc._vmlNS + ':rect'); - hRect.style.position = 'absolute'; - hRect.style.left = -1 + 'px'; - hRect.style.top = -1 + 'px'; - hRect.stroked = false; - hRect.appendChild(hGrad); - vmlContainer.appendChild(hRect); - - var vGrad = document.createElement(jsc._vmlNS + ':fill'); - vGrad.type = 'gradient'; - vGrad.method = 'linear'; - vGrad.angle = '180'; - vGrad.opacity = '0'; - - var vRect = document.createElement(jsc._vmlNS + ':rect'); - vRect.style.position = 'absolute'; - vRect.style.left = -1 + 'px'; - vRect.style.top = -1 + 'px'; - vRect.stroked = false; - vRect.appendChild(vGrad); - vmlContainer.appendChild(vRect); - - var drawFunc = function (width, height, type) { - vmlContainer.style.width = width + 'px'; - vmlContainer.style.height = height + 'px'; - - hRect.style.width = - vRect.style.width = - (width + 1) + 'px'; - hRect.style.height = - vRect.style.height = - (height + 1) + 'px'; - - // Colors must be specified during every redraw, otherwise IE won't display - // a full gradient during a subsequential redraw - hGrad.color = '#F00'; - hGrad.color2 = '#F00'; - - switch (type.toLowerCase()) { - case 's': - vGrad.color = vGrad.color2 = '#FFF'; - break; - case 'v': - vGrad.color = vGrad.color2 = '#000'; - break; - } - }; - - paletteObj.elm = vmlContainer; - paletteObj.draw = drawFunc; - } - - return paletteObj; - }, - - - createSliderGradient : function () { - - var sliderObj = { - elm: null, - draw: null - }; - - if (jsc.isCanvasSupported) { - // Canvas implementation for modern browsers - - var canvas = document.createElement('canvas'); - var ctx = canvas.getContext('2d'); - - var drawFunc = function (width, height, color1, color2) { - canvas.width = width; - canvas.height = height; - - ctx.clearRect(0, 0, canvas.width, canvas.height); - - var grad = ctx.createLinearGradient(0, 0, 0, canvas.height); - grad.addColorStop(0, color1); - grad.addColorStop(1, color2); - - ctx.fillStyle = grad; - ctx.fillRect(0, 0, canvas.width, canvas.height); - }; - - sliderObj.elm = canvas; - sliderObj.draw = drawFunc; - - } else { - // VML fallback for IE 7 and 8 - - jsc.initVML(); - - var vmlContainer = document.createElement('div'); - vmlContainer.style.position = 'relative'; - vmlContainer.style.overflow = 'hidden'; - - var grad = document.createElement(jsc._vmlNS + ':fill'); - grad.type = 'gradient'; - grad.method = 'linear'; - grad.angle = '180'; - - var rect = document.createElement(jsc._vmlNS + ':rect'); - rect.style.position = 'absolute'; - rect.style.left = -1 + 'px'; - rect.style.top = -1 + 'px'; - rect.stroked = false; - rect.appendChild(grad); - vmlContainer.appendChild(rect); - - var drawFunc = function (width, height, color1, color2) { - vmlContainer.style.width = width + 'px'; - vmlContainer.style.height = height + 'px'; - - rect.style.width = (width + 1) + 'px'; - rect.style.height = (height + 1) + 'px'; - - grad.color = color1; - grad.color2 = color2; - }; - - sliderObj.elm = vmlContainer; - sliderObj.draw = drawFunc; - } - - return sliderObj; - }, - - - leaveValue : 1<<0, - leaveStyle : 1<<1, - leavePad : 1<<2, - leaveSld : 1<<3, - - - BoxShadow : (function () { - var BoxShadow = function (hShadow, vShadow, blur, spread, color, inset) { - this.hShadow = hShadow; - this.vShadow = vShadow; - this.blur = blur; - this.spread = spread; - this.color = color; - this.inset = !!inset; - }; - - BoxShadow.prototype.toString = function () { - var vals = [ - Math.round(this.hShadow) + 'px', - Math.round(this.vShadow) + 'px', - Math.round(this.blur) + 'px', - Math.round(this.spread) + 'px', - this.color - ]; - if (this.inset) { - vals.push('inset'); - } - return vals.join(' '); - }; - - return BoxShadow; - })(), - - - // - // Usage: - // var myColor = new jscolor( [, ]) - // - - jscolor : function (targetElement, options) { - - // General options - // - this.value = null; // initial HEX color. To change it later, use methods fromString(), fromHSV() and fromRGB() - this.valueElement = targetElement; // element that will be used to display and input the color code - this.styleElement = targetElement; // element that will preview the picked color using CSS backgroundColor - this.required = true; // whether the associated text can be left empty - this.refine = true; // whether to refine the entered color code (e.g. uppercase it and remove whitespace) - this.hash = false; // whether to prefix the HEX color code with # symbol - this.uppercase = true; // whether to uppercase the color code - this.onFineChange = null; // called instantly every time the color changes (value can be either a function or a string with javascript code) - this.activeClass = 'jscolor-active'; // class to be set to the target element when a picker window is open on it - this.minS = 0; // min allowed saturation (0 - 100) - this.maxS = 100; // max allowed saturation (0 - 100) - this.minV = 0; // min allowed value (brightness) (0 - 100) - this.maxV = 100; // max allowed value (brightness) (0 - 100) - - // Accessing the picked color - // - this.hsv = [0, 0, 100]; // read-only [0-360, 0-100, 0-100] - this.rgb = [255, 255, 255]; // read-only [0-255, 0-255, 0-255] - - // Color Picker options - // - this.width = 181; // width of color palette (in px) - this.height = 101; // height of color palette (in px) - this.showOnClick = true; // whether to display the color picker when user clicks on its target element - this.mode = 'HSV'; // HSV | HVS | HS | HV - layout of the color picker controls - this.position = 'bottom'; // left | right | top | bottom - position relative to the target element - this.smartPosition = true; // automatically change picker position when there is not enough space for it - this.sliderSize = 16; // px - this.crossSize = 8; // px - this.closable = false; // whether to display the Close button - this.closeText = 'Close'; - this.buttonColor = '#000000'; // CSS color - this.buttonHeight = 18; // px - this.padding = 12; // px - this.backgroundColor = '#FFFFFF'; // CSS color - this.borderWidth = 1; // px - this.borderColor = '#BBBBBB'; // CSS color - this.borderRadius = 8; // px - this.insetWidth = 1; // px - this.insetColor = '#BBBBBB'; // CSS color - this.shadow = true; // whether to display shadow - this.shadowBlur = 15; // px - this.shadowColor = 'rgba(0,0,0,0.2)'; // CSS color - this.pointerColor = '#4C4C4C'; // px - this.pointerBorderColor = '#FFFFFF'; // px + register : function () { + jsc.attachDOMReadyEvent(jsc.init); + jsc.attachEvent(document, 'mousedown', jsc.onDocumentMouseDown); + jsc.attachEvent(document, 'touchstart', jsc.onDocumentTouchStart); + jsc.attachEvent(window, 'resize', jsc.onWindowResize); + }, + + + init : function () { + if (jsc.jscolor.lookupClass) { + jsc.jscolor.installByClassName(jsc.jscolor.lookupClass); + } + }, + + + tryInstallOnElements : function (elms, className) { + var matchClass = new RegExp('(^|\\s)(' + className + ')(\\s*(\\{[^}]*\\})|\\s|$)', 'i'); + + for (var i = 0; i < elms.length; i += 1) { + if (elms[i].type !== undefined && elms[i].type.toLowerCase() == 'color') { + if (jsc.isColorAttrSupported) { + // skip inputs of type 'color' if supported by the browser + continue; + } + } + var m; + if (!elms[i].jscolor && elms[i].className && (m = elms[i].className.match(matchClass))) { + var targetElm = elms[i]; + var optsStr = null; + + var dataOptions = jsc.getDataAttr(targetElm, 'jscolor'); + if (dataOptions !== null) { + optsStr = dataOptions; + } else if (m[4]) { + optsStr = m[4]; + } + + var opts = {}; + if (optsStr) { + try { + opts = (new Function ('return (' + optsStr + ')'))(); + } catch(eParseError) { + jsc.warn('Error parsing jscolor options: ' + eParseError + ':\n' + optsStr); + } + } + targetElm.jscolor = new jsc.jscolor(targetElm, opts); + } + } + }, + + + isColorAttrSupported : (function () { + var elm = document.createElement('input'); + if (elm.setAttribute) { + elm.setAttribute('type', 'color'); + if (elm.type.toLowerCase() == 'color') { + return true; + } + } + return false; + })(), + + + isCanvasSupported : (function () { + var elm = document.createElement('canvas'); + return !!(elm.getContext && elm.getContext('2d')); + })(), + + + fetchElement : function (mixed) { + return typeof mixed === 'string' ? document.getElementById(mixed) : mixed; + }, + + + isElementType : function (elm, type) { + return elm.nodeName.toLowerCase() === type.toLowerCase(); + }, + + + getDataAttr : function (el, name) { + var attrName = 'data-' + name; + var attrValue = el.getAttribute(attrName); + if (attrValue !== null) { + return attrValue; + } + return null; + }, + + + attachEvent : function (el, evnt, func) { + if (el.addEventListener) { + el.addEventListener(evnt, func, false); + } else if (el.attachEvent) { + el.attachEvent('on' + evnt, func); + } + }, + + + detachEvent : function (el, evnt, func) { + if (el.removeEventListener) { + el.removeEventListener(evnt, func, false); + } else if (el.detachEvent) { + el.detachEvent('on' + evnt, func); + } + }, + + + _attachedGroupEvents : {}, + + + attachGroupEvent : function (groupName, el, evnt, func) { + if (!jsc._attachedGroupEvents.hasOwnProperty(groupName)) { + jsc._attachedGroupEvents[groupName] = []; + } + jsc._attachedGroupEvents[groupName].push([el, evnt, func]); + jsc.attachEvent(el, evnt, func); + }, + + + detachGroupEvents : function (groupName) { + if (jsc._attachedGroupEvents.hasOwnProperty(groupName)) { + for (var i = 0; i < jsc._attachedGroupEvents[groupName].length; i += 1) { + var evt = jsc._attachedGroupEvents[groupName][i]; + jsc.detachEvent(evt[0], evt[1], evt[2]); + } + delete jsc._attachedGroupEvents[groupName]; + } + }, + + + attachDOMReadyEvent : function (func) { + var fired = false; + var fireOnce = function () { + if (!fired) { + fired = true; + func(); + } + }; + + if (document.readyState === 'complete') { + setTimeout(fireOnce, 1); // async + return; + } + + if (document.addEventListener) { + document.addEventListener('DOMContentLoaded', fireOnce, false); + + // Fallback + window.addEventListener('load', fireOnce, false); + + } else if (document.attachEvent) { + // IE + document.attachEvent('onreadystatechange', function () { + if (document.readyState === 'complete') { + document.detachEvent('onreadystatechange', arguments.callee); + fireOnce(); + } + }) + + // Fallback + window.attachEvent('onload', fireOnce); + + // IE7/8 + if (document.documentElement.doScroll && window == window.top) { + var tryScroll = function () { + if (!document.body) { return; } + try { + document.documentElement.doScroll('left'); + fireOnce(); + } catch (e) { + setTimeout(tryScroll, 1); + } + }; + tryScroll(); + } + } + }, + + + warn : function (msg) { + if (window.console && window.console.warn) { + window.console.warn(msg); + } + }, + + + preventDefault : function (e) { + if (e.preventDefault) { e.preventDefault(); } + e.returnValue = false; + }, + + + captureTarget : function (target) { + // IE + if (target.setCapture) { + jsc._capturedTarget = target; + jsc._capturedTarget.setCapture(); + } + }, + + + releaseTarget : function () { + // IE + if (jsc._capturedTarget) { + jsc._capturedTarget.releaseCapture(); + jsc._capturedTarget = null; + } + }, + + + 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 + el['on' + evnt](); + } + }, + + + classNameToList : function (className) { + return className.replace(/^\s+|\s+$/g, '').split(/\s+/); + }, + + + // The className parameter (str) can only contain a single class name + hasClass : function (elm, className) { + if (!className) { + return false; + } + return -1 != (' ' + elm.className.replace(/\s+/g, ' ') + ' ').indexOf(' ' + className + ' '); + }, + + + // The className parameter (str) can contain multiple class names separated by whitespace + setClass : function (elm, className) { + var classList = jsc.classNameToList(className); + for (var i = 0; i < classList.length; i += 1) { + if (!jsc.hasClass(elm, classList[i])) { + elm.className += (elm.className ? ' ' : '') + classList[i]; + } + } + }, + + + // The className parameter (str) can contain multiple class names separated by whitespace + unsetClass : function (elm, className) { + var classList = jsc.classNameToList(className); + for (var i = 0; i < classList.length; i += 1) { + var repl = new RegExp( + '^\\s*' + classList[i] + '\\s*|' + + '\\s*' + classList[i] + '\\s*$|' + + '\\s+' + classList[i] + '(\\s+)', + 'g' + ); + elm.className = elm.className.replace(repl, '$1'); + } + }, + + + getStyle : function (elm) { + return window.getComputedStyle ? window.getComputedStyle(elm) : elm.currentStyle; + }, + + + setStyle : (function () { + var helper = document.createElement('div'); + var getSupportedProp = function (names) { + for (var i = 0; i < names.length; i += 1) { + if (names[i] in helper.style) { + return names[i]; + } + } + }; + var props = { + borderRadius: getSupportedProp(['borderRadius', 'MozBorderRadius', 'webkitBorderRadius']), + boxShadow: getSupportedProp(['boxShadow', 'MozBoxShadow', 'webkitBoxShadow']) + }; + return function (elm, prop, value) { + switch (prop.toLowerCase()) { + case 'opacity': + var alphaOpacity = Math.round(parseFloat(value) * 100); + elm.style.opacity = value; + elm.style.filter = 'alpha(opacity=' + alphaOpacity + ')'; + break; + default: + elm.style[props[prop]] = value; + break; + } + }; + })(), + + + setBorderRadius : function (elm, value) { + jsc.setStyle(elm, 'borderRadius', value || '0'); + }, + + + setBoxShadow : function (elm, value) { + jsc.setStyle(elm, 'boxShadow', value || 'none'); + }, + + + getElementPos : function (e, relativeToViewport) { + var x=0, y=0; + var rect = e.getBoundingClientRect(); + x = rect.left; + y = rect.top; + if (!relativeToViewport) { + var viewPos = jsc.getViewPos(); + x += viewPos[0]; + y += viewPos[1]; + } + return [x, y]; + }, + + + getElementSize : function (e) { + return [e.offsetWidth, e.offsetHeight]; + }, + + + // get pointer's X/Y coordinates relative to viewport + getAbsPointerPos : function (e) { + if (!e) { e = window.event; } + var x = 0, y = 0; + if (typeof e.changedTouches !== 'undefined' && e.changedTouches.length) { + // touch devices + x = e.changedTouches[0].clientX; + y = e.changedTouches[0].clientY; + } else if (typeof e.clientX === 'number') { + x = e.clientX; + y = e.clientY; + } + return { x: x, y: y }; + }, + + + // get pointer's X/Y coordinates relative to target element + getRelPointerPos : function (e) { + if (!e) { e = window.event; } + var target = e.target || e.srcElement; + var targetRect = target.getBoundingClientRect(); + + var x = 0, y = 0; + + var clientX = 0, clientY = 0; + if (typeof e.changedTouches !== 'undefined' && e.changedTouches.length) { + // touch devices + clientX = e.changedTouches[0].clientX; + clientY = e.changedTouches[0].clientY; + } else if (typeof e.clientX === 'number') { + clientX = e.clientX; + clientY = e.clientY; + } + + x = clientX - targetRect.left; + y = clientY - targetRect.top; + return { x: x, y: y }; + }, + + + getViewPos : function () { + var doc = document.documentElement; + return [ + (window.pageXOffset || doc.scrollLeft) - (doc.clientLeft || 0), + (window.pageYOffset || doc.scrollTop) - (doc.clientTop || 0) + ]; + }, + + + getViewSize : function () { + var doc = document.documentElement; + return [ + (window.innerWidth || doc.clientWidth), + (window.innerHeight || doc.clientHeight), + ]; + }, + + + redrawPosition : function () { + + if (jsc.picker && jsc.picker.owner) { + var thisObj = jsc.picker.owner; + + var tp, vp; + + if (thisObj.fixed) { + // Fixed elements are positioned relative to viewport, + // therefore we can ignore the scroll offset + tp = jsc.getElementPos(thisObj.targetElement, true); // target pos + vp = [0, 0]; // view pos + } else { + tp = jsc.getElementPos(thisObj.targetElement); // target pos + vp = jsc.getViewPos(); // view pos + } + + var ts = jsc.getElementSize(thisObj.targetElement); // target size + var vs = jsc.getViewSize(); // view size + var ps = jsc.getPickerOuterDims(thisObj); // picker size + var a, b, c; + switch (thisObj.position.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; + + // compute picker position + if (!thisObj.smartPosition) { + 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) + ]; + } + + var x = pp[a]; + var y = pp[b]; + var positionValue = thisObj.fixed ? 'fixed' : 'absolute'; + var contractShadow = + (pp[0] + ps[0] > tp[0] || pp[0] < tp[0] + ts[0]) && + (pp[1] + ps[1] < tp[1] + ts[1]); + + jsc._drawPosition(thisObj, x, y, positionValue, contractShadow); + } + }, + + + _drawPosition : function (thisObj, x, y, positionValue, contractShadow) { + var vShadow = contractShadow ? 0 : thisObj.shadowBlur; // px + + jsc.picker.wrap.style.position = positionValue; + jsc.picker.wrap.style.left = x + 'px'; + jsc.picker.wrap.style.top = y + 'px'; + + jsc.setBoxShadow( + jsc.picker.boxS, + thisObj.shadow ? + new jsc.BoxShadow(0, vShadow, thisObj.shadowBlur, 0, thisObj.shadowColor) : + null); + }, + + + getPickerDims : function (thisObj) { + var displaySlider = !!jsc.getSliderComponent(thisObj); + var dims = [ + 2 * thisObj.insetWidth + 2 * thisObj.padding + thisObj.width + + (displaySlider ? 2 * thisObj.insetWidth + jsc.getPadToSliderPadding(thisObj) + thisObj.sliderSize : 0), + 2 * thisObj.insetWidth + 2 * thisObj.padding + thisObj.height + + (thisObj.closable ? 2 * thisObj.insetWidth + thisObj.padding + thisObj.buttonHeight : 0) + ]; + return dims; + }, + + + getPickerOuterDims : function (thisObj) { + var dims = jsc.getPickerDims(thisObj); + return [ + dims[0] + 2 * thisObj.borderWidth, + dims[1] + 2 * thisObj.borderWidth + ]; + }, + + + getPadToSliderPadding : function (thisObj) { + return Math.max(thisObj.padding, 1.5 * (2 * thisObj.pointerBorderWidth + thisObj.pointerThickness)); + }, + + + getPadYComponent : function (thisObj) { + switch (thisObj.mode.charAt(1).toLowerCase()) { + case 'v': return 'v'; break; + } + return 's'; + }, + + + getSliderComponent : function (thisObj) { + if (thisObj.mode.length > 2) { + switch (thisObj.mode.charAt(2).toLowerCase()) { + case 's': return 's'; break; + case 'v': return 'v'; break; + } + } + return null; + }, + + + onDocumentMouseDown : function (e) { + if (!e) { e = window.event; } + var target = e.target || e.srcElement; + + if (target._jscLinkedInstance) { + if (target._jscLinkedInstance.showOnClick) { + target._jscLinkedInstance.show(); + } + } else if (target._jscControlName) { + jsc.onControlPointerStart(e, target, target._jscControlName, 'mouse'); + } else { + // Mouse is outside the picker controls -> hide the color picker! + if (jsc.picker && jsc.picker.owner) { + jsc.picker.owner.hide(); + } + } + }, + + + onDocumentTouchStart : function (e) { + if (!e) { e = window.event; } + var target = e.target || e.srcElement; + + if (target._jscLinkedInstance) { + if (target._jscLinkedInstance.showOnClick) { + target._jscLinkedInstance.show(); + } + } else if (target._jscControlName) { + jsc.onControlPointerStart(e, target, target._jscControlName, 'touch'); + } else { + if (jsc.picker && jsc.picker.owner) { + jsc.picker.owner.hide(); + } + } + }, + + + onWindowResize : function (e) { + jsc.redrawPosition(); + }, + + + onParentScroll : function (e) { + // hide the picker when one of the parent elements is scrolled + if (jsc.picker && jsc.picker.owner) { + jsc.picker.owner.hide(); + } + }, + + + _pointerMoveEvent : { + mouse: 'mousemove', + touch: 'touchmove' + }, + _pointerEndEvent : { + mouse: 'mouseup', + touch: 'touchend' + }, + + + _pointerOrigin : null, + _capturedTarget : null, + + + onControlPointerStart : function (e, target, controlName, pointerType) { + var thisObj = target._jscInstance; + + jsc.preventDefault(e); + jsc.captureTarget(target); + + var registerDragEvents = function (doc, offset) { + jsc.attachGroupEvent('drag', doc, jsc._pointerMoveEvent[pointerType], + jsc.onDocumentPointerMove(e, target, controlName, pointerType, offset)); + jsc.attachGroupEvent('drag', doc, jsc._pointerEndEvent[pointerType], + jsc.onDocumentPointerEnd(e, target, controlName, pointerType)); + }; + + registerDragEvents(document, [0, 0]); + + if (window.parent && window.frameElement) { + var rect = window.frameElement.getBoundingClientRect(); + var ofs = [-rect.left, -rect.top]; + registerDragEvents(window.parent.window.document, ofs); + } + + var abs = jsc.getAbsPointerPos(e); + var rel = jsc.getRelPointerPos(e); + jsc._pointerOrigin = { + x: abs.x - rel.x, + y: abs.y - rel.y + }; + + switch (controlName) { + case 'pad': + // if the slider is at the bottom, move it up + switch (jsc.getSliderComponent(thisObj)) { + case 's': if (thisObj.hsv[1] === 0) { thisObj.fromHSV(null, 100, null); }; break; + case 'v': if (thisObj.hsv[2] === 0) { thisObj.fromHSV(null, null, 100); }; break; + } + jsc.setPad(thisObj, e, 0, 0); + break; + + case 'sld': + jsc.setSld(thisObj, e, 0); + break; + } + + jsc.dispatchFineChange(thisObj); + }, + + + onDocumentPointerMove : function (e, target, controlName, pointerType, offset) { + return function (e) { + var thisObj = target._jscInstance; + switch (controlName) { + case 'pad': + if (!e) { e = window.event; } + jsc.setPad(thisObj, e, offset[0], offset[1]); + jsc.dispatchFineChange(thisObj); + break; + + case 'sld': + if (!e) { e = window.event; } + jsc.setSld(thisObj, e, offset[1]); + jsc.dispatchFineChange(thisObj); + break; + } + } + }, + + + onDocumentPointerEnd : function (e, target, controlName, pointerType) { + return function (e) { + var thisObj = target._jscInstance; + jsc.detachGroupEvents('drag'); + jsc.releaseTarget(); + // Always dispatch changes after detaching outstanding mouse handlers, + // in case some user interaction will occur in user's onchange callback + // that would intrude with current mouse events + jsc.dispatchChange(thisObj); + }; + }, + + + dispatchChange : function (thisObj) { + if (thisObj.valueElement) { + if (jsc.isElementType(thisObj.valueElement, 'input')) { + jsc.fireEvent(thisObj.valueElement, 'change'); + } + } + }, + + + dispatchFineChange : function (thisObj) { + if (thisObj.onFineChange) { + var callback; + if (typeof thisObj.onFineChange === 'string') { + callback = new Function (thisObj.onFineChange); + } else { + callback = thisObj.onFineChange; + } + callback.call(thisObj); + } + }, + + + setPad : function (thisObj, e, ofsX, ofsY) { + var pointerAbs = jsc.getAbsPointerPos(e); + var x = ofsX + pointerAbs.x - jsc._pointerOrigin.x - thisObj.padding - thisObj.insetWidth; + var y = ofsY + pointerAbs.y - jsc._pointerOrigin.y - thisObj.padding - thisObj.insetWidth; + + var xVal = x * (360 / (thisObj.width - 1)); + var yVal = 100 - (y * (100 / (thisObj.height - 1))); + + switch (jsc.getPadYComponent(thisObj)) { + case 's': thisObj.fromHSV(xVal, yVal, null, jsc.leaveSld); break; + case 'v': thisObj.fromHSV(xVal, null, yVal, jsc.leaveSld); break; + } + }, + + + setSld : function (thisObj, e, ofsY) { + var pointerAbs = jsc.getAbsPointerPos(e); + var y = ofsY + pointerAbs.y - jsc._pointerOrigin.y - thisObj.padding - thisObj.insetWidth; + + var yVal = 100 - (y * (100 / (thisObj.height - 1))); + + switch (jsc.getSliderComponent(thisObj)) { + case 's': thisObj.fromHSV(null, yVal, null, jsc.leavePad); break; + case 'v': thisObj.fromHSV(null, null, yVal, jsc.leavePad); break; + } + }, + + + _vmlNS : 'jsc_vml_', + _vmlCSS : 'jsc_vml_css_', + _vmlReady : false, + + + initVML : function () { + if (!jsc._vmlReady) { + // init VML namespace + var doc = document; + if (!doc.namespaces[jsc._vmlNS]) { + doc.namespaces.add(jsc._vmlNS, 'urn:schemas-microsoft-com:vml'); + } + if (!doc.styleSheets[jsc._vmlCSS]) { + var tags = ['shape', 'shapetype', 'group', 'background', 'path', 'formulas', 'handles', 'fill', 'stroke', 'shadow', 'textbox', 'textpath', 'imagedata', 'line', 'polyline', 'curve', 'rect', 'roundrect', 'oval', 'arc', 'image']; + var ss = doc.createStyleSheet(); + ss.owningElement.id = jsc._vmlCSS; + for (var i = 0; i < tags.length; i += 1) { + ss.addRule(jsc._vmlNS + '\\:' + tags[i], 'behavior:url(#default#VML);'); + } + } + jsc._vmlReady = true; + } + }, + + + createPalette : function () { + + var paletteObj = { + elm: null, + draw: null + }; + + if (jsc.isCanvasSupported) { + // Canvas implementation for modern browsers + + var canvas = document.createElement('canvas'); + var ctx = canvas.getContext('2d'); + + var drawFunc = function (width, height, type) { + canvas.width = width; + canvas.height = height; + + ctx.clearRect(0, 0, canvas.width, canvas.height); + + var hGrad = ctx.createLinearGradient(0, 0, canvas.width, 0); + hGrad.addColorStop(0 / 6, '#F00'); + hGrad.addColorStop(1 / 6, '#FF0'); + hGrad.addColorStop(2 / 6, '#0F0'); + hGrad.addColorStop(3 / 6, '#0FF'); + hGrad.addColorStop(4 / 6, '#00F'); + hGrad.addColorStop(5 / 6, '#F0F'); + hGrad.addColorStop(6 / 6, '#F00'); + + ctx.fillStyle = hGrad; + ctx.fillRect(0, 0, canvas.width, canvas.height); + + var vGrad = ctx.createLinearGradient(0, 0, 0, canvas.height); + switch (type.toLowerCase()) { + case 's': + vGrad.addColorStop(0, 'rgba(255,255,255,0)'); + vGrad.addColorStop(1, 'rgba(255,255,255,1)'); + break; + case 'v': + vGrad.addColorStop(0, 'rgba(0,0,0,0)'); + vGrad.addColorStop(1, 'rgba(0,0,0,1)'); + break; + } + ctx.fillStyle = vGrad; + ctx.fillRect(0, 0, canvas.width, canvas.height); + }; + + paletteObj.elm = canvas; + paletteObj.draw = drawFunc; + + } else { + // VML fallback for IE 7 and 8 + + jsc.initVML(); + + var vmlContainer = document.createElement('div'); + vmlContainer.style.position = 'relative'; + vmlContainer.style.overflow = 'hidden'; + + var hGrad = document.createElement(jsc._vmlNS + ':fill'); + hGrad.type = 'gradient'; + hGrad.method = 'linear'; + hGrad.angle = '90'; + hGrad.colors = '16.67% #F0F, 33.33% #00F, 50% #0FF, 66.67% #0F0, 83.33% #FF0' + + var hRect = document.createElement(jsc._vmlNS + ':rect'); + hRect.style.position = 'absolute'; + hRect.style.left = -1 + 'px'; + hRect.style.top = -1 + 'px'; + hRect.stroked = false; + hRect.appendChild(hGrad); + vmlContainer.appendChild(hRect); + + var vGrad = document.createElement(jsc._vmlNS + ':fill'); + vGrad.type = 'gradient'; + vGrad.method = 'linear'; + vGrad.angle = '180'; + vGrad.opacity = '0'; + + var vRect = document.createElement(jsc._vmlNS + ':rect'); + vRect.style.position = 'absolute'; + vRect.style.left = -1 + 'px'; + vRect.style.top = -1 + 'px'; + vRect.stroked = false; + vRect.appendChild(vGrad); + vmlContainer.appendChild(vRect); + + var drawFunc = function (width, height, type) { + vmlContainer.style.width = width + 'px'; + vmlContainer.style.height = height + 'px'; + + hRect.style.width = + vRect.style.width = + (width + 1) + 'px'; + hRect.style.height = + vRect.style.height = + (height + 1) + 'px'; + + // Colors must be specified during every redraw, otherwise IE won't display + // a full gradient during a subsequential redraw + hGrad.color = '#F00'; + hGrad.color2 = '#F00'; + + switch (type.toLowerCase()) { + case 's': + vGrad.color = vGrad.color2 = '#FFF'; + break; + case 'v': + vGrad.color = vGrad.color2 = '#000'; + break; + } + }; + + paletteObj.elm = vmlContainer; + paletteObj.draw = drawFunc; + } + + return paletteObj; + }, + + + createSliderGradient : function () { + + var sliderObj = { + elm: null, + draw: null + }; + + if (jsc.isCanvasSupported) { + // Canvas implementation for modern browsers + + var canvas = document.createElement('canvas'); + var ctx = canvas.getContext('2d'); + + var drawFunc = function (width, height, color1, color2) { + canvas.width = width; + canvas.height = height; + + ctx.clearRect(0, 0, canvas.width, canvas.height); + + var grad = ctx.createLinearGradient(0, 0, 0, canvas.height); + grad.addColorStop(0, color1); + grad.addColorStop(1, color2); + + ctx.fillStyle = grad; + ctx.fillRect(0, 0, canvas.width, canvas.height); + }; + + sliderObj.elm = canvas; + sliderObj.draw = drawFunc; + + } else { + // VML fallback for IE 7 and 8 + + jsc.initVML(); + + var vmlContainer = document.createElement('div'); + vmlContainer.style.position = 'relative'; + vmlContainer.style.overflow = 'hidden'; + + var grad = document.createElement(jsc._vmlNS + ':fill'); + grad.type = 'gradient'; + grad.method = 'linear'; + grad.angle = '180'; + + var rect = document.createElement(jsc._vmlNS + ':rect'); + rect.style.position = 'absolute'; + rect.style.left = -1 + 'px'; + rect.style.top = -1 + 'px'; + rect.stroked = false; + rect.appendChild(grad); + vmlContainer.appendChild(rect); + + var drawFunc = function (width, height, color1, color2) { + vmlContainer.style.width = width + 'px'; + vmlContainer.style.height = height + 'px'; + + rect.style.width = (width + 1) + 'px'; + rect.style.height = (height + 1) + 'px'; + + grad.color = color1; + grad.color2 = color2; + }; + + sliderObj.elm = vmlContainer; + sliderObj.draw = drawFunc; + } + + return sliderObj; + }, + + + leaveValue : 1<<0, + leaveStyle : 1<<1, + leavePad : 1<<2, + leaveSld : 1<<3, + + + BoxShadow : (function () { + var BoxShadow = function (hShadow, vShadow, blur, spread, color, inset) { + this.hShadow = hShadow; + this.vShadow = vShadow; + this.blur = blur; + this.spread = spread; + this.color = color; + this.inset = !!inset; + }; + + BoxShadow.prototype.toString = function () { + var vals = [ + Math.round(this.hShadow) + 'px', + Math.round(this.vShadow) + 'px', + Math.round(this.blur) + 'px', + Math.round(this.spread) + 'px', + this.color + ]; + if (this.inset) { + vals.push('inset'); + } + return vals.join(' '); + }; + + return BoxShadow; + })(), + + + // + // Usage: + // var myColor = new jscolor( [, ]) + // + + jscolor : function (targetElement, options) { + + // General options + // + this.value = null; // initial HEX color. To change it later, use methods fromString(), fromHSV() and fromRGB() + this.valueElement = targetElement; // element that will be used to display and input the color code + this.styleElement = targetElement; // element that will preview the picked color using CSS backgroundColor + this.required = true; // whether the associated text can be left empty + this.refine = true; // whether to refine the entered color code (e.g. uppercase it and remove whitespace) + this.hash = false; // whether to prefix the HEX color code with # symbol + this.uppercase = true; // whether to uppercase the color code + this.onFineChange = null; // called instantly every time the color changes (value can be either a function or a string with javascript code) + this.activeClass = 'jscolor-active'; // class to be set to the target element when a picker window is open on it + this.minS = 0; // min allowed saturation (0 - 100) + this.maxS = 100; // max allowed saturation (0 - 100) + this.minV = 0; // min allowed value (brightness) (0 - 100) + this.maxV = 100; // max allowed value (brightness) (0 - 100) + + // Accessing the picked color + // + this.hsv = [0, 0, 100]; // read-only [0-360, 0-100, 0-100] + this.rgb = [255, 255, 255]; // read-only [0-255, 0-255, 0-255] + + // Color Picker options + // + this.width = 181; // width of color palette (in px) + this.height = 101; // height of color palette (in px) + this.showOnClick = true; // whether to display the color picker when user clicks on its target element + this.mode = 'HSV'; // HSV | HVS | HS | HV - layout of the color picker controls + this.position = 'bottom'; // left | right | top | bottom - position relative to the target element + this.smartPosition = true; // automatically change picker position when there is not enough space for it + this.sliderSize = 16; // px + this.crossSize = 8; // px + this.closable = false; // whether to display the Close button + this.closeText = 'Close'; + this.buttonColor = '#000000'; // CSS color + this.buttonHeight = 18; // px + this.padding = 12; // px + this.backgroundColor = '#FFFFFF'; // CSS color + this.borderWidth = 1; // px + this.borderColor = '#BBBBBB'; // CSS color + this.borderRadius = 8; // px + this.insetWidth = 1; // px + this.insetColor = '#BBBBBB'; // CSS color + this.shadow = true; // whether to display shadow + this.shadowBlur = 15; // px + this.shadowColor = 'rgba(0,0,0,0.2)'; // CSS color + this.pointerColor = '#4C4C4C'; // px + this.pointerBorderColor = '#FFFFFF'; // px this.pointerBorderWidth = 1; // px this.pointerThickness = 2; // px - this.zIndex = 1000; - this.container = null; // where to append the color picker (BODY element by default) - - - for (var opt in options) { - if (options.hasOwnProperty(opt)) { - this[opt] = options[opt]; - } - } - - - this.hide = function () { - if (isPickerOwner()) { - detachPicker(); - } - }; - - - this.show = function () { - drawPicker(); - }; - - - this.redraw = function () { - if (isPickerOwner()) { - drawPicker(); - } - }; - - - this.importColor = function () { - if (!this.valueElement) { - this.exportColor(); - } else { - if (jsc.isElementType(this.valueElement, 'input')) { - if (!this.refine) { - if (!this.fromString(this.valueElement.value, jsc.leaveValue)) { - if (this.styleElement) { - this.styleElement.style.backgroundImage = this.styleElement._jscOrigStyle.backgroundImage; - this.styleElement.style.backgroundColor = this.styleElement._jscOrigStyle.backgroundColor; - this.styleElement.style.color = this.styleElement._jscOrigStyle.color; - } - this.exportColor(jsc.leaveValue | jsc.leaveStyle); - } - } else if (!this.required && /^\s*$/.test(this.valueElement.value)) { - this.valueElement.value = ''; - if (this.styleElement) { - this.styleElement.style.backgroundImage = this.styleElement._jscOrigStyle.backgroundImage; - this.styleElement.style.backgroundColor = this.styleElement._jscOrigStyle.backgroundColor; - this.styleElement.style.color = this.styleElement._jscOrigStyle.color; - } - this.exportColor(jsc.leaveValue | jsc.leaveStyle); - - } else if (this.fromString(this.valueElement.value)) { - // managed to import color successfully from the value -> OK, don't do anything - } else { - this.exportColor(); - } - } else { - // not an input element -> doesn't have any value - this.exportColor(); - } - } - }; - - - this.exportColor = function (flags) { - if (!(flags & jsc.leaveValue) && this.valueElement) { - var value = this.toString(); - if (this.uppercase) { value = value.toUpperCase(); } - if (this.hash) { value = '#' + value; } - - if (jsc.isElementType(this.valueElement, 'input')) { - this.valueElement.value = value; - } else { - this.valueElement.innerHTML = value; - } - } - if (!(flags & jsc.leaveStyle)) { - if (this.styleElement) { - this.styleElement.style.backgroundImage = 'none'; - this.styleElement.style.backgroundColor = '#' + this.toString(); - this.styleElement.style.color = this.isLight() ? '#000' : '#FFF'; - } - } - if (!(flags & jsc.leavePad) && isPickerOwner()) { - redrawPad(); - } - if (!(flags & jsc.leaveSld) && isPickerOwner()) { - redrawSld(); - } - }; - - - // h: 0-360 - // s: 0-100 - // v: 0-100 - // - this.fromHSV = function (h, s, v, flags) { // null = don't change - if (h !== null) { - if (isNaN(h)) { return false; } - h = Math.max(0, Math.min(360, h)); - } - if (s !== null) { - if (isNaN(s)) { return false; } - s = Math.max(0, Math.min(100, this.maxS, s), this.minS); - } - if (v !== null) { - if (isNaN(v)) { return false; } - v = Math.max(0, Math.min(100, this.maxV, v), this.minV); - } - - 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); - }; - - - // r: 0-255 - // g: 0-255 - // b: 0-255 - // - this.fromRGB = function (r, g, b, flags) { // null = don't change - if (r !== null) { - if (isNaN(r)) { return false; } - r = Math.max(0, Math.min(255, r)); - } - if (g !== null) { - if (isNaN(g)) { return false; } - g = Math.max(0, Math.min(255, g)); - } - if (b !== null) { - if (isNaN(b)) { return false; } - b = Math.max(0, Math.min(255, 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, Math.min(360, hsv[0])); - } - if (hsv[2] !== 0) { - this.hsv[1] = hsv[1]===null ? null : Math.max(0, this.minS, Math.min(100, this.maxS, hsv[1])); - } - this.hsv[2] = hsv[2]===null ? null : Math.max(0, this.minV, Math.min(100, 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 (str, flags) { - var m; - if (m = str.match(/^\W*([0-9A-F]{3}([0-9A-F]{3})?)\W*$/i)) { - // HEX notation - // - - if (m[1].length === 6) { - // 6-char notation - this.fromRGB( - parseInt(m[1].substr(0,2),16), - parseInt(m[1].substr(2,2),16), - parseInt(m[1].substr(4,2),16), - flags - ); - } else { - // 3-char notation - this.fromRGB( - parseInt(m[1].charAt(0) + m[1].charAt(0),16), - parseInt(m[1].charAt(1) + m[1].charAt(1),16), - parseInt(m[1].charAt(2) + m[1].charAt(2),16), - flags - ); - } - return true; - - } else if (m = str.match(/^\W*rgba?\(([^)]*)\)\W*$/i)) { - var params = m[1].split(','); - var re = /^\s*(\d*)(\.\d+)?\s*$/; - var mR, mG, mB; - if ( - params.length >= 3 && - (mR = params[0].match(re)) && - (mG = params[1].match(re)) && - (mB = params[2].match(re)) - ) { - var r = parseFloat((mR[1] || '0') + (mR[2] || '')); - var g = parseFloat((mG[1] || '0') + (mG[2] || '')); - var b = parseFloat((mB[1] || '0') + (mB[2] || '')); - this.fromRGB(r, g, b, flags); - return true; - } - } - return false; - }; - - - this.toString = function () { - return ( - (0x100 | Math.round(this.rgb[0])).toString(16).substr(1) + - (0x100 | Math.round(this.rgb[1])).toString(16).substr(1) + - (0x100 | Math.round(this.rgb[2])).toString(16).substr(1) - ); - }; - - - this.toHEXString = function () { - return '#' + this.toString().toUpperCase(); - }; - - - this.toRGBString = function () { - return ('rgb(' + - Math.round(this.rgb[0]) + ',' + - Math.round(this.rgb[1]) + ',' + - Math.round(this.rgb[2]) + ')' - ); - }; - - - this.isLight = function () { - return ( - 0.213 * this.rgb[0] + - 0.715 * this.rgb[1] + - 0.072 * this.rgb[2] > - 255 / 2 - ); - }; - - - this._processParentElementsInDOM = function () { - if (this._linkedElementsProcessed) { return; } - this._linkedElementsProcessed = true; - - var elm = this.targetElement; - do { - // If the target element or one of its parent nodes has fixed position, - // then use fixed positioning instead - // - // Note: In Firefox, getComputedStyle returns null in a hidden iframe, - // that's why we need to check if the returned style object is non-empty - var currStyle = jsc.getStyle(elm); - if (currStyle && currStyle.position.toLowerCase() === 'fixed') { - this.fixed = true; - } - - if (elm !== this.targetElement) { - // Ensure to attach onParentScroll only once to each parent element - // (multiple targetElements can share the same parent nodes) - // - // Note: It's not just offsetParents that can be scrollable, - // that's why we loop through all parent nodes - if (!elm._jscEventsAttached) { - jsc.attachEvent(elm, 'scroll', jsc.onParentScroll); - elm._jscEventsAttached = true; - } - } - } while ((elm = elm.parentNode) && !jsc.isElementType(elm, 'body')); - }; - - - // r: 0-255 - // g: 0-255 - // b: 0-255 - // - // returns: [ 0-360, 0-100, 0-100 ] - // - function RGB_HSV (r, g, b) { - r /= 255; - g /= 255; - b /= 255; - 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, 100 * v ]; } - var h = r===n ? 3+(b-g)/m : (g===n ? 5+(r-b)/m : 1+(g-r)/m); - return [ - 60 * (h===6?0:h), - 100 * (m/v), - 100 * v - ]; - } - - - // h: 0-360 - // s: 0-100 - // v: 0-100 - // - // returns: [ 0-255, 0-255, 0-255 ] - // - function HSV_RGB (h, s, v) { - var u = 255 * (v / 100); - - if (h === null) { - return [ u, u, u ]; - } - - h /= 60; - s /= 100; - - var i = Math.floor(h); - var f = i%2 ? h-i : 1-(h-i); - var m = u * (1 - s); - var n = u * (1 - s * f); - switch (i) { - case 6: - case 0: return [u,n,m]; - case 1: return [n,u,m]; - case 2: return [m,u,n]; - case 3: return [m,n,u]; - case 4: return [n,m,u]; - case 5: return [u,m,n]; - } - } - - - function detachPicker () { - jsc.unsetClass(THIS.targetElement, THIS.activeClass); - jsc.picker.wrap.parentNode.removeChild(jsc.picker.wrap); - delete jsc.picker.owner; - } - - - function drawPicker () { - - // At this point, when drawing the picker, we know what the parent elements are - // and we can do all related DOM operations, such as registering events on them - // or checking their positioning - THIS._processParentElementsInDOM(); - - if (!jsc.picker) { - jsc.picker = { - owner: null, - wrap : document.createElement('div'), - box : document.createElement('div'), - boxS : document.createElement('div'), // shadow area - boxB : document.createElement('div'), // border - pad : document.createElement('div'), - padB : document.createElement('div'), // border - padM : document.createElement('div'), // mouse/touch area - padPal : jsc.createPalette(), - cross : document.createElement('div'), - crossBY : document.createElement('div'), // border Y - crossBX : document.createElement('div'), // border X - crossLY : document.createElement('div'), // line Y - crossLX : document.createElement('div'), // line X - sld : document.createElement('div'), - sldB : document.createElement('div'), // border - sldM : document.createElement('div'), // mouse/touch area - sldGrad : jsc.createSliderGradient(), - sldPtrS : document.createElement('div'), // slider pointer spacer - sldPtrIB : document.createElement('div'), // slider pointer inner border - sldPtrMB : document.createElement('div'), // slider pointer middle border - sldPtrOB : document.createElement('div'), // slider pointer outer border - btn : document.createElement('div'), - btnT : document.createElement('span') // text - }; - - jsc.picker.pad.appendChild(jsc.picker.padPal.elm); - jsc.picker.padB.appendChild(jsc.picker.pad); - jsc.picker.cross.appendChild(jsc.picker.crossBY); - jsc.picker.cross.appendChild(jsc.picker.crossBX); - jsc.picker.cross.appendChild(jsc.picker.crossLY); - jsc.picker.cross.appendChild(jsc.picker.crossLX); - jsc.picker.padB.appendChild(jsc.picker.cross); - jsc.picker.box.appendChild(jsc.picker.padB); - jsc.picker.box.appendChild(jsc.picker.padM); - - jsc.picker.sld.appendChild(jsc.picker.sldGrad.elm); - jsc.picker.sldB.appendChild(jsc.picker.sld); - jsc.picker.sldB.appendChild(jsc.picker.sldPtrOB); - jsc.picker.sldPtrOB.appendChild(jsc.picker.sldPtrMB); - jsc.picker.sldPtrMB.appendChild(jsc.picker.sldPtrIB); - jsc.picker.sldPtrIB.appendChild(jsc.picker.sldPtrS); - jsc.picker.box.appendChild(jsc.picker.sldB); - jsc.picker.box.appendChild(jsc.picker.sldM); - - jsc.picker.btn.appendChild(jsc.picker.btnT); - jsc.picker.box.appendChild(jsc.picker.btn); - - jsc.picker.boxB.appendChild(jsc.picker.box); - jsc.picker.wrap.appendChild(jsc.picker.boxS); - jsc.picker.wrap.appendChild(jsc.picker.boxB); - } - - var p = jsc.picker; - - var displaySlider = !!jsc.getSliderComponent(THIS); - var dims = jsc.getPickerDims(THIS); - var crossOuterSize = (2 * THIS.pointerBorderWidth + THIS.pointerThickness + 2 * THIS.crossSize); - var padToSliderPadding = jsc.getPadToSliderPadding(THIS); - var borderRadius = Math.min( - THIS.borderRadius, - Math.round(THIS.padding * Math.PI)); // px - var padCursor = 'crosshair'; - - // wrap - p.wrap.style.clear = 'both'; - p.wrap.style.width = (dims[0] + 2 * THIS.borderWidth) + 'px'; - p.wrap.style.height = (dims[1] + 2 * THIS.borderWidth) + 'px'; - p.wrap.style.zIndex = THIS.zIndex; - - // picker - p.box.style.width = dims[0] + 'px'; - p.box.style.height = dims[1] + 'px'; - - p.boxS.style.position = 'absolute'; - p.boxS.style.left = '0'; - p.boxS.style.top = '0'; - p.boxS.style.width = '100%'; - p.boxS.style.height = '100%'; - jsc.setBorderRadius(p.boxS, borderRadius + 'px'); - - // picker border - p.boxB.style.position = 'relative'; - p.boxB.style.border = THIS.borderWidth + 'px solid'; - p.boxB.style.borderColor = THIS.borderColor; - p.boxB.style.background = THIS.backgroundColor; - jsc.setBorderRadius(p.boxB, borderRadius + 'px'); - - // IE hack: - // If the element is transparent, IE will trigger the event on the elements under it, - // e.g. on Canvas or on elements with border - p.padM.style.background = - p.sldM.style.background = - '#FFF'; - jsc.setStyle(p.padM, 'opacity', '0'); - jsc.setStyle(p.sldM, 'opacity', '0'); - - // pad - p.pad.style.position = 'relative'; - p.pad.style.width = THIS.width + 'px'; - p.pad.style.height = THIS.height + 'px'; - - // pad palettes (HSV and HVS) - p.padPal.draw(THIS.width, THIS.height, jsc.getPadYComponent(THIS)); - - // pad border - p.padB.style.position = 'absolute'; - p.padB.style.left = THIS.padding + 'px'; - p.padB.style.top = THIS.padding + 'px'; - p.padB.style.border = THIS.insetWidth + 'px solid'; - p.padB.style.borderColor = THIS.insetColor; - - // pad mouse area - p.padM._jscInstance = THIS; - p.padM._jscControlName = 'pad'; - p.padM.style.position = 'absolute'; - p.padM.style.left = '0'; - p.padM.style.top = '0'; - p.padM.style.width = (THIS.padding + 2 * THIS.insetWidth + THIS.width + padToSliderPadding / 2) + 'px'; - p.padM.style.height = dims[1] + 'px'; - p.padM.style.cursor = padCursor; - - // pad cross - p.cross.style.position = 'absolute'; - p.cross.style.left = - p.cross.style.top = - '0'; - p.cross.style.width = - p.cross.style.height = - crossOuterSize + 'px'; - - // pad cross border Y and X - p.crossBY.style.position = - p.crossBX.style.position = - 'absolute'; - p.crossBY.style.background = - p.crossBX.style.background = - THIS.pointerBorderColor; - p.crossBY.style.width = - p.crossBX.style.height = - (2 * THIS.pointerBorderWidth + THIS.pointerThickness) + 'px'; - p.crossBY.style.height = - p.crossBX.style.width = - crossOuterSize + 'px'; - p.crossBY.style.left = - p.crossBX.style.top = - (Math.floor(crossOuterSize / 2) - Math.floor(THIS.pointerThickness / 2) - THIS.pointerBorderWidth) + 'px'; - p.crossBY.style.top = - p.crossBX.style.left = - '0'; - - // pad cross line Y and X - p.crossLY.style.position = - p.crossLX.style.position = - 'absolute'; - p.crossLY.style.background = - p.crossLX.style.background = - THIS.pointerColor; - p.crossLY.style.height = - p.crossLX.style.width = - (crossOuterSize - 2 * THIS.pointerBorderWidth) + 'px'; - p.crossLY.style.width = - p.crossLX.style.height = - THIS.pointerThickness + 'px'; - p.crossLY.style.left = - p.crossLX.style.top = - (Math.floor(crossOuterSize / 2) - Math.floor(THIS.pointerThickness / 2)) + 'px'; - p.crossLY.style.top = - p.crossLX.style.left = - THIS.pointerBorderWidth + 'px'; - - // slider - p.sld.style.overflow = 'hidden'; - p.sld.style.width = THIS.sliderSize + 'px'; - p.sld.style.height = THIS.height + 'px'; - - // slider gradient - p.sldGrad.draw(THIS.sliderSize, THIS.height, '#000', '#000'); - - // slider border - p.sldB.style.display = displaySlider ? 'block' : 'none'; - p.sldB.style.position = 'absolute'; - p.sldB.style.right = THIS.padding + 'px'; - p.sldB.style.top = THIS.padding + 'px'; - p.sldB.style.border = THIS.insetWidth + 'px solid'; - p.sldB.style.borderColor = THIS.insetColor; - - // slider mouse area - p.sldM._jscInstance = THIS; - p.sldM._jscControlName = 'sld'; - p.sldM.style.display = displaySlider ? 'block' : 'none'; - p.sldM.style.position = 'absolute'; - p.sldM.style.right = '0'; - p.sldM.style.top = '0'; - p.sldM.style.width = (THIS.sliderSize + padToSliderPadding / 2 + THIS.padding + 2 * THIS.insetWidth) + 'px'; - p.sldM.style.height = dims[1] + 'px'; - p.sldM.style.cursor = 'default'; - - // slider pointer inner and outer border - p.sldPtrIB.style.border = - p.sldPtrOB.style.border = - THIS.pointerBorderWidth + 'px solid ' + THIS.pointerBorderColor; - - // slider pointer outer border - p.sldPtrOB.style.position = 'absolute'; - p.sldPtrOB.style.left = -(2 * THIS.pointerBorderWidth + THIS.pointerThickness) + 'px'; - p.sldPtrOB.style.top = '0'; - - // slider pointer middle border - p.sldPtrMB.style.border = THIS.pointerThickness + 'px solid ' + THIS.pointerColor; - - // slider pointer spacer - p.sldPtrS.style.width = THIS.sliderSize + 'px'; - p.sldPtrS.style.height = sliderPtrSpace + 'px'; - - // the Close button - function setBtnBorder () { - var insetColors = THIS.insetColor.split(/\s+/); - var outsetColor = insetColors.length < 2 ? insetColors[0] : insetColors[1] + ' ' + insetColors[0] + ' ' + insetColors[0] + ' ' + insetColors[1]; - p.btn.style.borderColor = outsetColor; - } - p.btn.style.display = THIS.closable ? 'block' : 'none'; - p.btn.style.position = 'absolute'; - p.btn.style.left = THIS.padding + 'px'; - p.btn.style.bottom = THIS.padding + 'px'; - p.btn.style.padding = '0 15px'; - p.btn.style.height = THIS.buttonHeight + 'px'; - p.btn.style.border = THIS.insetWidth + 'px solid'; - setBtnBorder(); - p.btn.style.color = THIS.buttonColor; - 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.hide(); - }; - p.btnT.style.lineHeight = THIS.buttonHeight + 'px'; - p.btnT.innerHTML = ''; - p.btnT.appendChild(document.createTextNode(THIS.closeText)); - - // place pointers - redrawPad(); - redrawSld(); - - // If we are changing the owner without first closing the picker, - // make sure to first deal with the old owner - if (jsc.picker.owner && jsc.picker.owner !== THIS) { - jsc.unsetClass(jsc.picker.owner.targetElement, THIS.activeClass); - } - - // Set the new picker owner - jsc.picker.owner = THIS; - - // The redrawPosition() method needs picker.owner to be set, that's why we call it here, - // after setting the owner - if (jsc.isElementType(container, 'body')) { - jsc.redrawPosition(); - } else { - jsc._drawPosition(THIS, 0, 0, 'relative', false); - } - - if (p.wrap.parentNode != container) { - container.appendChild(p.wrap); - } - - jsc.setClass(THIS.targetElement, THIS.activeClass); - } - - - function redrawPad () { - // redraw the pad pointer - switch (jsc.getPadYComponent(THIS)) { - case 's': var yComponent = 1; break; - case 'v': var yComponent = 2; break; - } - var x = Math.round((THIS.hsv[0] / 360) * (THIS.width - 1)); - var y = Math.round((1 - THIS.hsv[yComponent] / 100) * (THIS.height - 1)); - var crossOuterSize = (2 * THIS.pointerBorderWidth + THIS.pointerThickness + 2 * THIS.crossSize); - var ofs = -Math.floor(crossOuterSize / 2); - jsc.picker.cross.style.left = (x + ofs) + 'px'; - jsc.picker.cross.style.top = (y + ofs) + 'px'; - - // redraw the slider - switch (jsc.getSliderComponent(THIS)) { - case 's': - var rgb1 = HSV_RGB(THIS.hsv[0], 100, THIS.hsv[2]); - var rgb2 = HSV_RGB(THIS.hsv[0], 0, THIS.hsv[2]); - var color1 = 'rgb(' + - Math.round(rgb1[0]) + ',' + - Math.round(rgb1[1]) + ',' + - Math.round(rgb1[2]) + ')'; - var color2 = 'rgb(' + - Math.round(rgb2[0]) + ',' + - Math.round(rgb2[1]) + ',' + - Math.round(rgb2[2]) + ')'; - jsc.picker.sldGrad.draw(THIS.sliderSize, THIS.height, color1, color2); - break; - case 'v': - var rgb = HSV_RGB(THIS.hsv[0], THIS.hsv[1], 100); - var color1 = 'rgb(' + - Math.round(rgb[0]) + ',' + - Math.round(rgb[1]) + ',' + - Math.round(rgb[2]) + ')'; - var color2 = '#000'; - jsc.picker.sldGrad.draw(THIS.sliderSize, THIS.height, color1, color2); - break; - } - } - - - function redrawSld () { - var sldComponent = jsc.getSliderComponent(THIS); - if (sldComponent) { - // redraw the slider pointer - switch (sldComponent) { - case 's': var yComponent = 1; break; - case 'v': var yComponent = 2; break; - } - var y = Math.round((1 - THIS.hsv[yComponent] / 100) * (THIS.height - 1)); - jsc.picker.sldPtrOB.style.top = (y - (2 * THIS.pointerBorderWidth + THIS.pointerThickness) - Math.floor(sliderPtrSpace / 2)) + 'px'; - } - } - - - function isPickerOwner () { - return jsc.picker && jsc.picker.owner === THIS; - } - - - function blurValue () { - THIS.importColor(); - } - - - // Find the target element - if (typeof targetElement === 'string') { - var id = targetElement; - var elm = document.getElementById(id); - if (elm) { - this.targetElement = elm; - } else { - jsc.warn('Could not find target element with ID \'' + id + '\''); - } - } else if (targetElement) { - this.targetElement = targetElement; - } else { - jsc.warn('Invalid target element: \'' + targetElement + '\''); - } - - if (this.targetElement._jscLinkedInstance) { - jsc.warn('Cannot link jscolor twice to the same element. Skipping.'); - return; - } - this.targetElement._jscLinkedInstance = this; - - // Find the value element - this.valueElement = jsc.fetchElement(this.valueElement); - // Find the style element - this.styleElement = jsc.fetchElement(this.styleElement); - - var THIS = this; - var container = - this.container ? - jsc.fetchElement(this.container) : - document.getElementsByTagName('body')[0]; - var sliderPtrSpace = 3; // px - - // For BUTTON elements it's important to stop them from sending the form when clicked - // (e.g. in Safari) - if (jsc.isElementType(this.targetElement, 'button')) { - if (this.targetElement.onclick) { - var origCallback = this.targetElement.onclick; - this.targetElement.onclick = function (evt) { - origCallback.call(this, evt); - return false; - }; - } else { - this.targetElement.onclick = function () { return false; }; - } - } - - /* - var elm = this.targetElement; - do { - // If the target element or one of its offsetParents has fixed position, - // then use fixed positioning instead - // - // Note: In Firefox, getComputedStyle returns null in a hidden iframe, - // that's why we need to check if the returned style object is non-empty - var currStyle = jsc.getStyle(elm); - if (currStyle && currStyle.position.toLowerCase() === 'fixed') { - this.fixed = true; - } - - if (elm !== this.targetElement) { - // attach onParentScroll so that we can recompute the picker position - // when one of the offsetParents is scrolled - if (!elm._jscEventsAttached) { - jsc.attachEvent(elm, 'scroll', jsc.onParentScroll); - elm._jscEventsAttached = true; - } - } - } while ((elm = elm.offsetParent) && !jsc.isElementType(elm, 'body')); - */ - - // valueElement - if (this.valueElement) { - if (jsc.isElementType(this.valueElement, 'input')) { - var updateField = function () { - THIS.fromString(THIS.valueElement.value, jsc.leaveValue); - jsc.dispatchFineChange(THIS); - }; - jsc.attachEvent(this.valueElement, 'keyup', updateField); - jsc.attachEvent(this.valueElement, 'input', updateField); - jsc.attachEvent(this.valueElement, 'blur', blurValue); - this.valueElement.setAttribute('autocomplete', 'off'); - } - } - - // styleElement - if (this.styleElement) { - this.styleElement._jscOrigStyle = { - backgroundImage : this.styleElement.style.backgroundImage, - backgroundColor : this.styleElement.style.backgroundColor, - color : this.styleElement.style.color - }; - } - - if (this.value) { - // Try to set the color from the .value option and if unsuccessful, - // export the current color - this.fromString(this.value) || this.exportColor(); - } else { - this.importColor(); - } - } + this.zIndex = 1000; + this.container = null; // where to append the color picker (BODY element by default) + + + for (var opt in options) { + if (options.hasOwnProperty(opt)) { + this[opt] = options[opt]; + } + } + + + this.hide = function () { + if (isPickerOwner()) { + detachPicker(); + } + }; + + + this.show = function () { + drawPicker(); + }; + + + this.redraw = function () { + if (isPickerOwner()) { + drawPicker(); + } + }; + + + this.importColor = function () { + if (!this.valueElement) { + this.exportColor(); + } else { + if (jsc.isElementType(this.valueElement, 'input')) { + if (!this.refine) { + if (!this.fromString(this.valueElement.value, jsc.leaveValue)) { + if (this.styleElement) { + this.styleElement.style.backgroundImage = this.styleElement._jscOrigStyle.backgroundImage; + this.styleElement.style.backgroundColor = this.styleElement._jscOrigStyle.backgroundColor; + this.styleElement.style.color = this.styleElement._jscOrigStyle.color; + } + this.exportColor(jsc.leaveValue | jsc.leaveStyle); + } + } else if (!this.required && /^\s*$/.test(this.valueElement.value)) { + this.valueElement.value = ''; + if (this.styleElement) { + this.styleElement.style.backgroundImage = this.styleElement._jscOrigStyle.backgroundImage; + this.styleElement.style.backgroundColor = this.styleElement._jscOrigStyle.backgroundColor; + this.styleElement.style.color = this.styleElement._jscOrigStyle.color; + } + this.exportColor(jsc.leaveValue | jsc.leaveStyle); + + } else if (this.fromString(this.valueElement.value)) { + // managed to import color successfully from the value -> OK, don't do anything + } else { + this.exportColor(); + } + } else { + // not an input element -> doesn't have any value + this.exportColor(); + } + } + }; + + + this.exportColor = function (flags) { + if (!(flags & jsc.leaveValue) && this.valueElement) { + var value = this.toString(); + if (this.uppercase) { value = value.toUpperCase(); } + if (this.hash) { value = '#' + value; } + + if (jsc.isElementType(this.valueElement, 'input')) { + this.valueElement.value = value; + } else { + this.valueElement.innerHTML = value; + } + } + if (!(flags & jsc.leaveStyle)) { + if (this.styleElement) { + this.styleElement.style.backgroundImage = 'none'; + this.styleElement.style.backgroundColor = '#' + this.toString(); + this.styleElement.style.color = this.isLight() ? '#000' : '#FFF'; + } + } + if (!(flags & jsc.leavePad) && isPickerOwner()) { + redrawPad(); + } + if (!(flags & jsc.leaveSld) && isPickerOwner()) { + redrawSld(); + } + }; + + + // h: 0-360 + // s: 0-100 + // v: 0-100 + // + this.fromHSV = function (h, s, v, flags) { // null = don't change + if (h !== null) { + if (isNaN(h)) { return false; } + h = Math.max(0, Math.min(360, h)); + } + if (s !== null) { + if (isNaN(s)) { return false; } + s = Math.max(0, Math.min(100, this.maxS, s), this.minS); + } + if (v !== null) { + if (isNaN(v)) { return false; } + v = Math.max(0, Math.min(100, this.maxV, v), this.minV); + } + + 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); + }; + + + // r: 0-255 + // g: 0-255 + // b: 0-255 + // + this.fromRGB = function (r, g, b, flags) { // null = don't change + if (r !== null) { + if (isNaN(r)) { return false; } + r = Math.max(0, Math.min(255, r)); + } + if (g !== null) { + if (isNaN(g)) { return false; } + g = Math.max(0, Math.min(255, g)); + } + if (b !== null) { + if (isNaN(b)) { return false; } + b = Math.max(0, Math.min(255, 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, Math.min(360, hsv[0])); + } + if (hsv[2] !== 0) { + this.hsv[1] = hsv[1]===null ? null : Math.max(0, this.minS, Math.min(100, this.maxS, hsv[1])); + } + this.hsv[2] = hsv[2]===null ? null : Math.max(0, this.minV, Math.min(100, 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 (str, flags) { + var m; + if (m = str.match(/^\W*([0-9A-F]{3}([0-9A-F]{3})?)\W*$/i)) { + // HEX notation + // + + if (m[1].length === 6) { + // 6-char notation + this.fromRGB( + parseInt(m[1].substr(0,2),16), + parseInt(m[1].substr(2,2),16), + parseInt(m[1].substr(4,2),16), + flags + ); + } else { + // 3-char notation + this.fromRGB( + parseInt(m[1].charAt(0) + m[1].charAt(0),16), + parseInt(m[1].charAt(1) + m[1].charAt(1),16), + parseInt(m[1].charAt(2) + m[1].charAt(2),16), + flags + ); + } + return true; + + } else if (m = str.match(/^\W*rgba?\(([^)]*)\)\W*$/i)) { + var params = m[1].split(','); + var re = /^\s*(\d*)(\.\d+)?\s*$/; + var mR, mG, mB; + if ( + params.length >= 3 && + (mR = params[0].match(re)) && + (mG = params[1].match(re)) && + (mB = params[2].match(re)) + ) { + var r = parseFloat((mR[1] || '0') + (mR[2] || '')); + var g = parseFloat((mG[1] || '0') + (mG[2] || '')); + var b = parseFloat((mB[1] || '0') + (mB[2] || '')); + this.fromRGB(r, g, b, flags); + return true; + } + } + return false; + }; + + + this.toString = function () { + return ( + (0x100 | Math.round(this.rgb[0])).toString(16).substr(1) + + (0x100 | Math.round(this.rgb[1])).toString(16).substr(1) + + (0x100 | Math.round(this.rgb[2])).toString(16).substr(1) + ); + }; + + + this.toHEXString = function () { + return '#' + this.toString().toUpperCase(); + }; + + + this.toRGBString = function () { + return ('rgb(' + + Math.round(this.rgb[0]) + ',' + + Math.round(this.rgb[1]) + ',' + + Math.round(this.rgb[2]) + ')' + ); + }; + + + this.isLight = function () { + return ( + 0.213 * this.rgb[0] + + 0.715 * this.rgb[1] + + 0.072 * this.rgb[2] > + 255 / 2 + ); + }; + + + this._processParentElementsInDOM = function () { + if (this._linkedElementsProcessed) { return; } + this._linkedElementsProcessed = true; + + var elm = this.targetElement; + do { + // If the target element or one of its parent nodes has fixed position, + // then use fixed positioning instead + // + // Note: In Firefox, getComputedStyle returns null in a hidden iframe, + // that's why we need to check if the returned style object is non-empty + var currStyle = jsc.getStyle(elm); + if (currStyle && currStyle.position.toLowerCase() === 'fixed') { + this.fixed = true; + } + + if (elm !== this.targetElement) { + // Ensure to attach onParentScroll only once to each parent element + // (multiple targetElements can share the same parent nodes) + // + // Note: It's not just offsetParents that can be scrollable, + // that's why we loop through all parent nodes + if (!elm._jscEventsAttached) { + jsc.attachEvent(elm, 'scroll', jsc.onParentScroll); + elm._jscEventsAttached = true; + } + } + } while ((elm = elm.parentNode) && !jsc.isElementType(elm, 'body')); + }; + + + // r: 0-255 + // g: 0-255 + // b: 0-255 + // + // returns: [ 0-360, 0-100, 0-100 ] + // + function RGB_HSV (r, g, b) { + r /= 255; + g /= 255; + b /= 255; + 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, 100 * v ]; } + var h = r===n ? 3+(b-g)/m : (g===n ? 5+(r-b)/m : 1+(g-r)/m); + return [ + 60 * (h===6?0:h), + 100 * (m/v), + 100 * v + ]; + } + + + // h: 0-360 + // s: 0-100 + // v: 0-100 + // + // returns: [ 0-255, 0-255, 0-255 ] + // + function HSV_RGB (h, s, v) { + var u = 255 * (v / 100); + + if (h === null) { + return [ u, u, u ]; + } + + h /= 60; + s /= 100; + + var i = Math.floor(h); + var f = i%2 ? h-i : 1-(h-i); + var m = u * (1 - s); + var n = u * (1 - s * f); + switch (i) { + case 6: + case 0: return [u,n,m]; + case 1: return [n,u,m]; + case 2: return [m,u,n]; + case 3: return [m,n,u]; + case 4: return [n,m,u]; + case 5: return [u,m,n]; + } + } + + + function detachPicker () { + jsc.unsetClass(THIS.targetElement, THIS.activeClass); + jsc.picker.wrap.parentNode.removeChild(jsc.picker.wrap); + delete jsc.picker.owner; + } + + + // + // from: http://stackoverflow.com/questions/105034/create-guid-uuid-in-javascript + // + function guid() { + function s4() { + return Math.floor((1 + Math.random()) * 0x10000) + .toString(16) + .substring(1); + } + return s4() + s4() + '-' + s4() + '-' + s4() + '-' + + s4() + '-' + s4() + s4() + s4(); + } + + function drawPicker () { + + // At this point, when drawing the picker, we know what the parent elements are + // and we can do all related DOM operations, such as registering events on them + // or checking their positioning + THIS._processParentElementsInDOM(); + + if (!jsc.picker) { + jsc.picker = { + owner: null, + wrap : document.createElement('div'), + box : document.createElement('div'), + boxS : document.createElement('div'), // shadow area + boxB : document.createElement('div'), // border + pad : document.createElement('div'), + padB : document.createElement('div'), // border + padM : document.createElement('div'), // mouse/touch area + padPal : jsc.createPalette(), + cross : document.createElement('div'), + crossBY : document.createElement('div'), // border Y + crossBX : document.createElement('div'), // border X + crossLY : document.createElement('div'), // line Y + crossLX : document.createElement('div'), // line X + sld : document.createElement('div'), + sldB : document.createElement('div'), // border + sldM : document.createElement('div'), // mouse/touch area + sldGrad : jsc.createSliderGradient(), + sldPtrS : document.createElement('div'), // slider pointer spacer + sldPtrIB : document.createElement('div'), // slider pointer inner border + sldPtrMB : document.createElement('div'), // slider pointer middle border + sldPtrOB : document.createElement('div'), // slider pointer outer border + btn : document.createElement('div'), + btnT : document.createElement('span') // text + }; + + jsc.picker.pad.appendChild(jsc.picker.padPal.elm); + jsc.picker.padB.appendChild(jsc.picker.pad); + jsc.picker.cross.appendChild(jsc.picker.crossBY); + jsc.picker.cross.appendChild(jsc.picker.crossBX); + jsc.picker.cross.appendChild(jsc.picker.crossLY); + jsc.picker.cross.appendChild(jsc.picker.crossLX); + jsc.picker.padB.appendChild(jsc.picker.cross); + jsc.picker.box.appendChild(jsc.picker.padB); + jsc.picker.box.appendChild(jsc.picker.padM); + + jsc.picker.sld.appendChild(jsc.picker.sldGrad.elm); + jsc.picker.sldB.appendChild(jsc.picker.sld); + jsc.picker.sldB.appendChild(jsc.picker.sldPtrOB); + jsc.picker.sldPtrOB.appendChild(jsc.picker.sldPtrMB); + jsc.picker.sldPtrMB.appendChild(jsc.picker.sldPtrIB); + jsc.picker.sldPtrIB.appendChild(jsc.picker.sldPtrS); + jsc.picker.box.appendChild(jsc.picker.sldB); + jsc.picker.box.appendChild(jsc.picker.sldM); + + jsc.picker.btn.appendChild(jsc.picker.btnT); + jsc.picker.box.appendChild(jsc.picker.btn); + + jsc.picker.boxB.appendChild(jsc.picker.box); + jsc.picker.wrap.appendChild(jsc.picker.boxS); + jsc.picker.wrap.appendChild(jsc.picker.boxB); + } + + var p = jsc.picker; + + var displaySlider = !!jsc.getSliderComponent(THIS); + var dims = jsc.getPickerDims(THIS); + var crossOuterSize = (2 * THIS.pointerBorderWidth + THIS.pointerThickness + 2 * THIS.crossSize); + var padToSliderPadding = jsc.getPadToSliderPadding(THIS); + var borderRadius = Math.min( + THIS.borderRadius, + Math.round(THIS.padding * Math.PI)); // px + var padCursor = 'crosshair'; + + + + // wrap + p.wrap.style.clear = 'both'; + p.wrap.style.width = (dims[0] + 2 * THIS.borderWidth) + 'px'; + p.wrap.style.height = (dims[1] + 2 * THIS.borderWidth) + 'px'; + p.wrap.style.zIndex = THIS.zIndex; + + // set a class so that picker control can be targeted in CSS + p.wrap.setAttribute('class','jscolor-picker-control'); + + // generate a handle for picker instance + var pickerHandle = guid(); + p.wrap.setAttribute('data-picker-handle',pickerHandle); + THIS.valueElement.setAttribute('data-picker-handle',pickerHandle); + + // save the callee's id for cross-reference + if (THIS.valueElement.hasAttribute('id')) { + p.wrap.setAttribute('data-picker-input-id',THIS.valueElement.getAttribute('id')); + } + + // save the callee's class for cross-reference + if (THIS.valueElement.hasAttribute('class')) { + p.wrap.setAttribute('data-picker-input-class',THIS.valueElement.getAttribute('class')); + } + + // picker + p.box.style.width = dims[0] + 'px'; + p.box.style.height = dims[1] + 'px'; + + p.boxS.style.position = 'absolute'; + p.boxS.style.left = '0'; + p.boxS.style.top = '0'; + p.boxS.style.width = '100%'; + p.boxS.style.height = '100%'; + jsc.setBorderRadius(p.boxS, borderRadius + 'px'); + + // picker border + p.boxB.style.position = 'relative'; + p.boxB.style.border = THIS.borderWidth + 'px solid'; + p.boxB.style.borderColor = THIS.borderColor; + p.boxB.style.background = THIS.backgroundColor; + jsc.setBorderRadius(p.boxB, borderRadius + 'px'); + + // IE hack: + // If the element is transparent, IE will trigger the event on the elements under it, + // e.g. on Canvas or on elements with border + p.padM.style.background = + p.sldM.style.background = + '#FFF'; + jsc.setStyle(p.padM, 'opacity', '0'); + jsc.setStyle(p.sldM, 'opacity', '0'); + + // pad + p.pad.style.position = 'relative'; + p.pad.style.width = THIS.width + 'px'; + p.pad.style.height = THIS.height + 'px'; + + // pad palettes (HSV and HVS) + p.padPal.draw(THIS.width, THIS.height, jsc.getPadYComponent(THIS)); + + // pad border + p.padB.style.position = 'absolute'; + p.padB.style.left = THIS.padding + 'px'; + p.padB.style.top = THIS.padding + 'px'; + p.padB.style.border = THIS.insetWidth + 'px solid'; + p.padB.style.borderColor = THIS.insetColor; + + // pad mouse area + p.padM._jscInstance = THIS; + p.padM._jscControlName = 'pad'; + p.padM.style.position = 'absolute'; + p.padM.style.left = '0'; + p.padM.style.top = '0'; + p.padM.style.width = (THIS.padding + 2 * THIS.insetWidth + THIS.width + padToSliderPadding / 2) + 'px'; + p.padM.style.height = dims[1] + 'px'; + p.padM.style.cursor = padCursor; + + // pad cross + p.cross.style.position = 'absolute'; + p.cross.style.left = + p.cross.style.top = + '0'; + p.cross.style.width = + p.cross.style.height = + crossOuterSize + 'px'; + + // pad cross border Y and X + p.crossBY.style.position = + p.crossBX.style.position = + 'absolute'; + p.crossBY.style.background = + p.crossBX.style.background = + THIS.pointerBorderColor; + p.crossBY.style.width = + p.crossBX.style.height = + (2 * THIS.pointerBorderWidth + THIS.pointerThickness) + 'px'; + p.crossBY.style.height = + p.crossBX.style.width = + crossOuterSize + 'px'; + p.crossBY.style.left = + p.crossBX.style.top = + (Math.floor(crossOuterSize / 2) - Math.floor(THIS.pointerThickness / 2) - THIS.pointerBorderWidth) + 'px'; + p.crossBY.style.top = + p.crossBX.style.left = + '0'; + + // pad cross line Y and X + p.crossLY.style.position = + p.crossLX.style.position = + 'absolute'; + p.crossLY.style.background = + p.crossLX.style.background = + THIS.pointerColor; + p.crossLY.style.height = + p.crossLX.style.width = + (crossOuterSize - 2 * THIS.pointerBorderWidth) + 'px'; + p.crossLY.style.width = + p.crossLX.style.height = + THIS.pointerThickness + 'px'; + p.crossLY.style.left = + p.crossLX.style.top = + (Math.floor(crossOuterSize / 2) - Math.floor(THIS.pointerThickness / 2)) + 'px'; + p.crossLY.style.top = + p.crossLX.style.left = + THIS.pointerBorderWidth + 'px'; + + // slider + p.sld.style.overflow = 'hidden'; + p.sld.style.width = THIS.sliderSize + 'px'; + p.sld.style.height = THIS.height + 'px'; + + // slider gradient + p.sldGrad.draw(THIS.sliderSize, THIS.height, '#000', '#000'); + + // slider border + p.sldB.style.display = displaySlider ? 'block' : 'none'; + p.sldB.style.position = 'absolute'; + p.sldB.style.right = THIS.padding + 'px'; + p.sldB.style.top = THIS.padding + 'px'; + p.sldB.style.border = THIS.insetWidth + 'px solid'; + p.sldB.style.borderColor = THIS.insetColor; + + // slider mouse area + p.sldM._jscInstance = THIS; + p.sldM._jscControlName = 'sld'; + p.sldM.style.display = displaySlider ? 'block' : 'none'; + p.sldM.style.position = 'absolute'; + p.sldM.style.right = '0'; + p.sldM.style.top = '0'; + p.sldM.style.width = (THIS.sliderSize + padToSliderPadding / 2 + THIS.padding + 2 * THIS.insetWidth) + 'px'; + p.sldM.style.height = dims[1] + 'px'; + p.sldM.style.cursor = 'default'; + + // slider pointer inner and outer border + p.sldPtrIB.style.border = + p.sldPtrOB.style.border = + THIS.pointerBorderWidth + 'px solid ' + THIS.pointerBorderColor; + + // slider pointer outer border + p.sldPtrOB.style.position = 'absolute'; + p.sldPtrOB.style.left = -(2 * THIS.pointerBorderWidth + THIS.pointerThickness) + 'px'; + p.sldPtrOB.style.top = '0'; + + // slider pointer middle border + p.sldPtrMB.style.border = THIS.pointerThickness + 'px solid ' + THIS.pointerColor; + + // slider pointer spacer + p.sldPtrS.style.width = THIS.sliderSize + 'px'; + p.sldPtrS.style.height = sliderPtrSpace + 'px'; + + // the Close button + function setBtnBorder () { + var insetColors = THIS.insetColor.split(/\s+/); + var outsetColor = insetColors.length < 2 ? insetColors[0] : insetColors[1] + ' ' + insetColors[0] + ' ' + insetColors[0] + ' ' + insetColors[1]; + p.btn.style.borderColor = outsetColor; + } + p.btn.style.display = THIS.closable ? 'block' : 'none'; + p.btn.style.position = 'absolute'; + p.btn.style.left = THIS.padding + 'px'; + p.btn.style.bottom = THIS.padding + 'px'; + p.btn.style.padding = '0 15px'; + p.btn.style.height = THIS.buttonHeight + 'px'; + p.btn.style.border = THIS.insetWidth + 'px solid'; + setBtnBorder(); + p.btn.style.color = THIS.buttonColor; + 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.hide(); + }; + p.btnT.style.lineHeight = THIS.buttonHeight + 'px'; + p.btnT.innerHTML = ''; + p.btnT.appendChild(document.createTextNode(THIS.closeText)); + + // place pointers + redrawPad(); + redrawSld(); + + // If we are changing the owner without first closing the picker, + // make sure to first deal with the old owner + if (jsc.picker.owner && jsc.picker.owner !== THIS) { + jsc.unsetClass(jsc.picker.owner.targetElement, THIS.activeClass); + } + + // Set the new picker owner + jsc.picker.owner = THIS; + + // The redrawPosition() method needs picker.owner to be set, that's why we call it here, + // after setting the owner + if (jsc.isElementType(container, 'body')) { + jsc.redrawPosition(); + } else { + jsc._drawPosition(THIS, 0, 0, 'relative', false); + } + + if (p.wrap.parentNode != container) { + container.appendChild(p.wrap); + } + + jsc.setClass(THIS.targetElement, THIS.activeClass); + } + + + function redrawPad () { + // redraw the pad pointer + switch (jsc.getPadYComponent(THIS)) { + case 's': var yComponent = 1; break; + case 'v': var yComponent = 2; break; + } + var x = Math.round((THIS.hsv[0] / 360) * (THIS.width - 1)); + var y = Math.round((1 - THIS.hsv[yComponent] / 100) * (THIS.height - 1)); + var crossOuterSize = (2 * THIS.pointerBorderWidth + THIS.pointerThickness + 2 * THIS.crossSize); + var ofs = -Math.floor(crossOuterSize / 2); + jsc.picker.cross.style.left = (x + ofs) + 'px'; + jsc.picker.cross.style.top = (y + ofs) + 'px'; + + // redraw the slider + switch (jsc.getSliderComponent(THIS)) { + case 's': + var rgb1 = HSV_RGB(THIS.hsv[0], 100, THIS.hsv[2]); + var rgb2 = HSV_RGB(THIS.hsv[0], 0, THIS.hsv[2]); + var color1 = 'rgb(' + + Math.round(rgb1[0]) + ',' + + Math.round(rgb1[1]) + ',' + + Math.round(rgb1[2]) + ')'; + var color2 = 'rgb(' + + Math.round(rgb2[0]) + ',' + + Math.round(rgb2[1]) + ',' + + Math.round(rgb2[2]) + ')'; + jsc.picker.sldGrad.draw(THIS.sliderSize, THIS.height, color1, color2); + break; + case 'v': + var rgb = HSV_RGB(THIS.hsv[0], THIS.hsv[1], 100); + var color1 = 'rgb(' + + Math.round(rgb[0]) + ',' + + Math.round(rgb[1]) + ',' + + Math.round(rgb[2]) + ')'; + var color2 = '#000'; + jsc.picker.sldGrad.draw(THIS.sliderSize, THIS.height, color1, color2); + break; + } + } + + + function redrawSld () { + var sldComponent = jsc.getSliderComponent(THIS); + if (sldComponent) { + // redraw the slider pointer + switch (sldComponent) { + case 's': var yComponent = 1; break; + case 'v': var yComponent = 2; break; + } + var y = Math.round((1 - THIS.hsv[yComponent] / 100) * (THIS.height - 1)); + jsc.picker.sldPtrOB.style.top = (y - (2 * THIS.pointerBorderWidth + THIS.pointerThickness) - Math.floor(sliderPtrSpace / 2)) + 'px'; + } + } + + + function isPickerOwner () { + return jsc.picker && jsc.picker.owner === THIS; + } + + + function blurValue () { + THIS.importColor(); + } + + + // Find the target element + if (typeof targetElement === 'string') { + var id = targetElement; + var elm = document.getElementById(id); + if (elm) { + this.targetElement = elm; + } else { + jsc.warn('Could not find target element with ID \'' + id + '\''); + } + } else if (targetElement) { + this.targetElement = targetElement; + } else { + jsc.warn('Invalid target element: \'' + targetElement + '\''); + } + + if (this.targetElement._jscLinkedInstance) { + jsc.warn('Cannot link jscolor twice to the same element. Skipping.'); + return; + } + this.targetElement._jscLinkedInstance = this; + + // Find the value element + this.valueElement = jsc.fetchElement(this.valueElement); + // Find the style element + this.styleElement = jsc.fetchElement(this.styleElement); + + var THIS = this; + var container = + this.container ? + jsc.fetchElement(this.container) : + document.getElementsByTagName('body')[0]; + var sliderPtrSpace = 3; // px + + // For BUTTON elements it's important to stop them from sending the form when clicked + // (e.g. in Safari) + if (jsc.isElementType(this.targetElement, 'button')) { + if (this.targetElement.onclick) { + var origCallback = this.targetElement.onclick; + this.targetElement.onclick = function (evt) { + origCallback.call(this, evt); + return false; + }; + } else { + this.targetElement.onclick = function () { return false; }; + } + } + + /* + var elm = this.targetElement; + do { + // If the target element or one of its offsetParents has fixed position, + // then use fixed positioning instead + // + // Note: In Firefox, getComputedStyle returns null in a hidden iframe, + // that's why we need to check if the returned style object is non-empty + var currStyle = jsc.getStyle(elm); + if (currStyle && currStyle.position.toLowerCase() === 'fixed') { + this.fixed = true; + } + + if (elm !== this.targetElement) { + // attach onParentScroll so that we can recompute the picker position + // when one of the offsetParents is scrolled + if (!elm._jscEventsAttached) { + jsc.attachEvent(elm, 'scroll', jsc.onParentScroll); + elm._jscEventsAttached = true; + } + } + } while ((elm = elm.offsetParent) && !jsc.isElementType(elm, 'body')); + */ + + // valueElement + if (this.valueElement) { + if (jsc.isElementType(this.valueElement, 'input')) { + var updateField = function () { + THIS.fromString(THIS.valueElement.value, jsc.leaveValue); + jsc.dispatchFineChange(THIS); + }; + jsc.attachEvent(this.valueElement, 'keyup', updateField); + jsc.attachEvent(this.valueElement, 'input', updateField); + jsc.attachEvent(this.valueElement, 'blur', blurValue); + this.valueElement.setAttribute('autocomplete', 'off'); + } + } + + // styleElement + if (this.styleElement) { + this.styleElement._jscOrigStyle = { + backgroundImage : this.styleElement.style.backgroundImage, + backgroundColor : this.styleElement.style.backgroundColor, + color : this.styleElement.style.color + }; + } + + if (this.value) { + // Try to set the color from the .value option and if unsuccessful, + // export the current color + this.fromString(this.value) || this.exportColor(); + } else { + this.importColor(); + } + } }; @@ -1826,11 +1859,11 @@ jsc.jscolor.lookupClass = 'jscolor'; jsc.jscolor.installByClassName = function (className) { - var inputElms = document.getElementsByTagName('input'); - var buttonElms = document.getElementsByTagName('button'); + var inputElms = document.getElementsByTagName('input'); + var buttonElms = document.getElementsByTagName('button'); - jsc.tryInstallOnElements(inputElms, className); - jsc.tryInstallOnElements(buttonElms, className); + jsc.tryInstallOnElements(inputElms, className); + jsc.tryInstallOnElements(buttonElms, className); };