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/** * * Color picker * Author: Stefan Petre www.eyecon.ro * * Dual licensed under the MIT and GPL licenses * */ (function ($) { var ColorPicker = function () { var ids = {}, inAction, charMin = 65, visible, tpl = '<div class="colorpicker"><div class="colorpicker_color"><div><div></div></div></div><div class="colorpicker_hue"><div></div></div><div class="colorpicker_new_color"></div><div class="colorpicker_current_color"></div><div class="colorpicker_hex"><input type="text" maxlength="6" size="6" /></div><div class="colorpicker_rgb_r colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_rgb_g colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_rgb_b colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_h colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_s colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_b colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_submit"></div></div>', defaults = { eventName: 'click', onShow: function () {}, onBeforeShow: function(){}, onHide: function () {}, onChange: function () {}, onSubmit: function () {}, color: 'ff0000', livePreview: true, flat: false }, fillRGBFields = function (hsb, cal) { var rgb = HSBToRGB(hsb); $(cal).data('colorpicker').fields .eq(1).val(rgb.r).end() .eq(2).val(rgb.g).end() .eq(3).val(rgb.b).end(); }, fillHSBFields = function (hsb, cal) { $(cal).data('colorpicker').fields .eq(4).val(hsb.h).end() .eq(5).val(hsb.s).end() .eq(6).val(hsb.b).end(); }, fillHexFields = function (hsb, cal) { $(cal).data('colorpicker').fields .eq(0).val(HSBToHex(hsb)).end(); }, setSelector = function (hsb, cal) { $(cal).data('colorpicker').selector.css('backgroundColor', '#' + HSBToHex({h: hsb.h, s: 100, b: 100})); $(cal).data('colorpicker').selectorIndic.css({ left: parseInt(150 * hsb.s/100, 10), top: parseInt(150 * (100-hsb.b)/100, 10) }); }, setHue = function (hsb, cal) { $(cal).data('colorpicker').hue.css('top', parseInt(150 - 150 * hsb.h/360, 10)); }, setCurrentColor = function (hsb, cal) { $(cal).data('colorpicker').currentColor.css('backgroundColor', '#' + HSBToHex(hsb)); }, setNewColor = function (hsb, cal) { $(cal).data('colorpicker').newColor.css('backgroundColor', '#' + HSBToHex(hsb)); }, keyDown = function (ev) { var pressedKey = ev.charCode || ev.keyCode || -1; if ((pressedKey > charMin && pressedKey <= 90) || pressedKey == 32) { return false; } var cal = $(this).parent().parent(); if (cal.data('colorpicker').livePreview === true) { change.apply(this); } }, change = function (ev) { var cal = $(this).parent().parent(), col; if (this.parentNode.className.indexOf('_hex') > 0) { cal.data('colorpicker').color = col = HexToHSB(fixHex(this.value)); } else if (this.parentNode.className.indexOf('_hsb') > 0) { cal.data('colorpicker').color = col = fixHSB({ h: parseInt(cal.data('colorpicker').fields.eq(4).val(), 10), s: parseInt(cal.data('colorpicker').fields.eq(5).val(), 10), b: parseInt(cal.data('colorpicker').fields.eq(6).val(), 10) }); } else { cal.data('colorpicker').color = col = RGBToHSB(fixRGB({ r: parseInt(cal.data('colorpicker').fields.eq(1).val(), 10), g: parseInt(cal.data('colorpicker').fields.eq(2).val(), 10), b: parseInt(cal.data('colorpicker').fields.eq(3).val(), 10) })); } if (ev) { fillRGBFields(col, cal.get(0)); fillHexFields(col, cal.get(0)); fillHSBFields(col, cal.get(0)); } setSelector(col, cal.get(0)); setHue(col, cal.get(0)); setNewColor(col, cal.get(0)); cal.data('colorpicker').onChange.apply(cal, [col, HSBToHex(col), HSBToRGB(col)]); }, blur = function (ev) { var cal = $(this).parent().parent(); cal.data('colorpicker').fields.parent().removeClass('colorpicker_focus'); }, focus = function () { charMin = this.parentNode.className.indexOf('_hex') > 0 ? 70 : 65; $(this).parent().parent().data('colorpicker').fields.parent().removeClass('colorpicker_focus'); $(this).parent().addClass('colorpicker_focus'); }, downIncrement = function (ev) { var field = $(this).parent().find('input').focus(); var current = { el: $(this).parent().addClass('colorpicker_slider'), max: this.parentNode.className.indexOf('_hsb_h') > 0 ? 360 : (this.parentNode.className.indexOf('_hsb') > 0 ? 100 : 255), y: ev.pageY, field: field, val: parseInt(field.val(), 10), preview: $(this).parent().parent().data('colorpicker').livePreview }; $(document).bind('mouseup', current, upIncrement); $(document).bind('mousemove', current, moveIncrement); }, moveIncrement = function (ev) { ev.data.field.val(Math.max(0, Math.min(ev.data.max, parseInt(ev.data.val + ev.pageY - ev.data.y, 10)))); if (ev.data.preview) { change.apply(ev.data.field.get(0), [true]); } return false; }, upIncrement = function (ev) { change.apply(ev.data.field.get(0), [true]); ev.data.el.removeClass('colorpicker_slider').find('input').focus(); $(document).unbind('mouseup', upIncrement); $(document).unbind('mousemove', moveIncrement); return false; }, downHue = function (ev) { var current = { cal: $(this).parent(), y: $(this).offset().top }; current.preview = current.cal.data('colorpicker').livePreview; $(document).bind('mouseup', current, upHue); $(document).bind('mousemove', current, moveHue); }, moveHue = function (ev) { change.apply( ev.data.cal.data('colorpicker') .fields .eq(4) .val(parseInt(360*(150 - Math.max(0,Math.min(150,(ev.pageY - ev.data.y))))/150, 10)) .get(0), [ev.data.preview] ); return false; }, upHue = function (ev) { fillRGBFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); fillHexFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); $(document).unbind('mouseup', upHue); $(document).unbind('mousemove', moveHue); return false; }, downSelector = function (ev) { var current = { cal: $(this).parent(), pos: $(this).offset() }; current.preview = current.cal.data('colorpicker').livePreview; $(document).bind('mouseup', current, upSelector); $(document).bind('mousemove', current, moveSelector); }, moveSelector = function (ev) { change.apply( ev.data.cal.data('colorpicker') .fields .eq(6) .val(parseInt(100*(150 - Math.max(0,Math.min(150,(ev.pageY - ev.data.pos.top))))/150, 10)) .end() .eq(5) .val(parseInt(100*(Math.max(0,Math.min(150,(ev.pageX - ev.data.pos.left))))/150, 10)) .get(0), [ev.data.preview] ); return false; }, upSelector = function (ev) { fillRGBFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); fillHexFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); $(document).unbind('mouseup', upSelector); $(document).unbind('mousemove', moveSelector); return false; }, enterSubmit = function (ev) { $(this).addClass('colorpicker_focus'); }, leaveSubmit = function (ev) { $(this).removeClass('colorpicker_focus'); }, clickSubmit = function (ev) { var cal = $(this).parent(); var col = cal.data('colorpicker').color; cal.data('colorpicker').origColor = col; setCurrentColor(col, cal.get(0)); cal.data('colorpicker').onSubmit(col, HSBToHex(col), HSBToRGB(col), cal.data('colorpicker').el); }, show = function (ev) { var cal = $('#' + $(this).data('colorpickerId')); cal.data('colorpicker').onBeforeShow.apply(this, [cal.get(0)]); var pos = $(this).offset(); var viewPort = getViewport(); var top = pos.top + this.offsetHeight; var left = pos.left; if (top + 176 > viewPort.t + viewPort.h) { top -= this.offsetHeight + 176; } if (left + 356 > viewPort.l + viewPort.w) { left -= 356; } cal.css({left: left + 'px', top: top + 'px'}); if (cal.data('colorpicker').onShow.apply(this, [cal.get(0)]) != false) { cal.show(); } $(document).bind('mousedown', {cal: cal}, hide); return false; }, hide = function (ev) { if (!isChildOf(ev.data.cal.get(0), ev.target, ev.data.cal.get(0))) { if (ev.data.cal.data('colorpicker').onHide.apply(this, [ev.data.cal.get(0)]) != false) { ev.data.cal.hide(); } $(document).unbind('mousedown', hide); } }, isChildOf = function(parentEl, el, container) { if (parentEl == el) { return true; } if (parentEl.contains) { return parentEl.contains(el); } if ( parentEl.compareDocumentPosition ) { return !!(parentEl.compareDocumentPosition(el) & 16); } var prEl = el.parentNode; while(prEl && prEl != container) { if (prEl == parentEl) return true; prEl = prEl.parentNode; } return false; }, getViewport = function () { var m = document.compatMode == 'CSS1Compat'; return { l : window.pageXOffset || (m ? document.documentElement.scrollLeft : document.body.scrollLeft), t : window.pageYOffset || (m ? document.documentElement.scrollTop : document.body.scrollTop), w : window.innerWidth || (m ? document.documentElement.clientWidth : document.body.clientWidth), h : window.innerHeight || (m ? document.documentElement.clientHeight : document.body.clientHeight) }; }, fixHSB = function (hsb) { return { h: Math.min(360, Math.max(0, hsb.h)), s: Math.min(100, Math.max(0, hsb.s)), b: Math.min(100, Math.max(0, hsb.b)) }; }, fixRGB = function (rgb) { return { r: Math.min(255, Math.max(0, rgb.r)), g: Math.min(255, Math.max(0, rgb.g)), b: Math.min(255, Math.max(0, rgb.b)) }; }, fixHex = function (hex) { var len = 6 - hex.length; if (len > 0) { var o = []; for (var i=0; i<len; i++) { o.push('0'); } o.push(hex); hex = o.join(''); } return hex; }, HexToRGB = function (hex) { var hex = parseInt(((hex.indexOf('#') > -1) ? hex.substring(1) : hex), 16); return {r: hex >> 16, g: (hex & 0x00FF00) >> 8, b: (hex & 0x0000FF)}; }, HexToHSB = function (hex) { return RGBToHSB(HexToRGB(hex)); }, RGBToHSB = function (rgb) { var hsb = { h: 0, s: 0, b: 0 }; var min = Math.min(rgb.r, rgb.g, rgb.b); var max = Math.max(rgb.r, rgb.g, rgb.b); var delta = max - min; hsb.b = max; if (max != 0) { } hsb.s = max != 0 ? 255 * delta / max : 0; if (hsb.s != 0) { if (rgb.r == max) { hsb.h = (rgb.g - rgb.b) / delta; } else if (rgb.g == max) { hsb.h = 2 + (rgb.b - rgb.r) / delta; } else { hsb.h = 4 + (rgb.r - rgb.g) / delta; } } else { hsb.h = -1; } hsb.h *= 60; if (hsb.h < 0) { hsb.h += 360; } hsb.s *= 100/255; hsb.b *= 100/255; return hsb; }, HSBToRGB = function (hsb) { var rgb = {}; var h = Math.round(hsb.h); var s = Math.round(hsb.s*255/100); var v = Math.round(hsb.b*255/100); if(s == 0) { rgb.r = rgb.g = rgb.b = v; } else { var t1 = v; var t2 = (255-s)*v/255; var t3 = (t1-t2)*(h%60)/60; if(h==360) h = 0; if(h<60) {rgb.r=t1; rgb.b=t2; rgb.g=t2+t3} else if(h<120) {rgb.g=t1; rgb.b=t2; rgb.r=t1-t3} else if(h<180) {rgb.g=t1; rgb.r=t2; rgb.b=t2+t3} else if(h<240) {rgb.b=t1; rgb.r=t2; rgb.g=t1-t3} else if(h<300) {rgb.b=t1; rgb.g=t2; rgb.r=t2+t3} else if(h<360) {rgb.r=t1; rgb.g=t2; rgb.b=t1-t3} else {rgb.r=0; rgb.g=0; rgb.b=0} } return {r:Math.round(rgb.r), g:Math.round(rgb.g), b:Math.round(rgb.b)}; }, RGBToHex = function (rgb) { var hex = [ rgb.r.toString(16), rgb.g.toString(16), rgb.b.toString(16) ]; $.each(hex, function (nr, val) { if (val.length == 1) { hex[nr] = '0' + val; } }); return hex.join(''); }, HSBToHex = function (hsb) { return RGBToHex(HSBToRGB(hsb)); }, restoreOriginal = function () { var cal = $(this).parent(); var col = cal.data('colorpicker').origColor; cal.data('colorpicker').color = col; fillRGBFields(col, cal.get(0)); fillHexFields(col, cal.get(0)); fillHSBFields(col, cal.get(0)); setSelector(col, cal.get(0)); setHue(col, cal.get(0)); setNewColor(col, cal.get(0)); }; return { init: function (opt) { opt = $.extend({}, defaults, opt||{}); if (typeof opt.color == 'string') { opt.color = HexToHSB(opt.color); } else if (opt.color.r != undefined && opt.color.g != undefined && opt.color.b != undefined) { opt.color = RGBToHSB(opt.color); } else if (opt.color.h != undefined && opt.color.s != undefined && opt.color.b != undefined) { opt.color = fixHSB(opt.color); } else { return this; } return this.each(function () { if (!$(this).data('colorpickerId')) { var options = $.extend({}, opt); options.origColor = opt.color; var id = 'collorpicker_' + parseInt(Math.random() * 1000); $(this).data('colorpickerId', id); var cal = $(tpl).attr('id', id); if (options.flat) { cal.appendTo(this).show(); } else { cal.appendTo(document.body); } options.fields = cal .find('input') .bind('keyup', keyDown) .bind('change', change) .bind('blur', blur) .bind('focus', focus); cal .find('span').bind('mousedown', downIncrement).end() .find('>div.colorpicker_current_color').bind('click', restoreOriginal); options.selector = cal.find('div.colorpicker_color').bind('mousedown', downSelector); options.selectorIndic = options.selector.find('div div'); options.el = this; options.hue = cal.find('div.colorpicker_hue div'); cal.find('div.colorpicker_hue').bind('mousedown', downHue); options.newColor = cal.find('div.colorpicker_new_color'); options.currentColor = cal.find('div.colorpicker_current_color'); cal.data('colorpicker', options); cal.find('div.colorpicker_submit') .bind('mouseenter', enterSubmit) .bind('mouseleave', leaveSubmit) .bind('click', clickSubmit); fillRGBFields(options.color, cal.get(0)); fillHSBFields(options.color, cal.get(0)); fillHexFields(options.color, cal.get(0)); setHue(options.color, cal.get(0)); setSelector(options.color, cal.get(0)); setCurrentColor(options.color, cal.get(0)); setNewColor(options.color, cal.get(0)); if (options.flat) { cal.css({ position: 'relative', display: 'block' }); } else { $(this).bind(options.eventName, show); } } }); }, showPicker: function() { return this.each( function () { if ($(this).data('colorpickerId')) { show.apply(this); } }); }, hidePicker: function() { return this.each( function () { if ($(this).data('colorpickerId')) { $('#' + $(this).data('colorpickerId')).hide(); } }); }, setColor: function(col) { if (typeof col == 'string') { col = HexToHSB(col); } else if (col.r != undefined && col.g != undefined && col.b != undefined) { col = RGBToHSB(col); } else if (col.h != undefined && col.s != undefined && col.b != undefined) { col = fixHSB(col); } else { return this; } return this.each(function(){ if ($(this).data('colorpickerId')) { var cal = $('#' + $(this).data('colorpickerId')); cal.data('colorpicker').color = col; cal.data('colorpicker').origColor = col; fillRGBFields(col, cal.get(0)); fillHSBFields(col, cal.get(0)); fillHexFields(col, cal.get(0)); setHue(col, cal.get(0)); setSelector(col, cal.get(0)); setCurrentColor(col, cal.get(0)); setNewColor(col, cal.get(0)); } }); } }; }(); $.fn.extend({ ColorPicker: ColorPicker.init, ColorPickerHide: ColorPicker.hidePicker, ColorPickerShow: ColorPicker.showPicker, ColorPickerSetColor: ColorPicker.setColor }); })(jQuery)