alpaca
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Alpaca provides the easiest and fastest way to generate interactive forms for the web and mobile devices. It runs simply as HTML5 or more elaborately using Bootstrap, jQuery Mobile or jQuery UI. Alpaca uses Handlebars to process JSON schema and provide
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JavaScript
// Spectrum Colorpicker v1.7.1
// https://github.com/bgrins/spectrum
// Author: Brian Grinstead
// License: MIT
(function (factory) {
"use strict";
if (typeof define === 'function' && define.amd) { // AMD
define(['jquery'], factory);
}
else if (typeof exports == "object" && typeof module == "object") { // CommonJS
module.exports = factory;
}
else { // Browser
factory(jQuery);
}
})(function($, undefined) {
"use strict";
var defaultOpts = {
// Callbacks
beforeShow: noop,
move: noop,
change: noop,
show: noop,
hide: noop,
// Options
color: false,
flat: false,
showInput: false,
allowEmpty: false,
showButtons: true,
clickoutFiresChange: true,
showInitial: false,
showPalette: false,
showPaletteOnly: false,
hideAfterPaletteSelect: false,
togglePaletteOnly: false,
showSelectionPalette: true,
localStorageKey: false,
appendTo: "body",
maxSelectionSize: 7,
cancelText: "cancel",
chooseText: "choose",
togglePaletteMoreText: "more",
togglePaletteLessText: "less",
clearText: "Clear Color Selection",
noColorSelectedText: "No Color Selected",
preferredFormat: false,
className: "", // Deprecated - use containerClassName and replacerClassName instead.
containerClassName: "",
replacerClassName: "",
showAlpha: false,
theme: "sp-light",
palette: [["#ffffff", "#000000", "#ff0000", "#ff8000", "#ffff00", "#008000", "#0000ff", "#4b0082", "#9400d3"]],
selectionPalette: [],
disabled: false,
offset: null
},
spectrums = [],
IE = !!/msie/i.exec( window.navigator.userAgent ),
rgbaSupport = (function() {
function contains( str, substr ) {
return !!~('' + str).indexOf(substr);
}
var elem = document.createElement('div');
var style = elem.style;
style.cssText = 'background-color:rgba(0,0,0,.5)';
return contains(style.backgroundColor, 'rgba') || contains(style.backgroundColor, 'hsla');
})(),
replaceInput = [
"<div class='sp-replacer'>",
"<div class='sp-preview'><div class='sp-preview-inner'></div></div>",
"<div class='sp-dd'>▼</div>",
"</div>"
].join(''),
markup = (function () {
// IE does not support gradients with multiple stops, so we need to simulate
// that for the rainbow slider with 8 divs that each have a single gradient
var gradientFix = "";
if (IE) {
for (var i = 1; i <= 6; i++) {
gradientFix += "<div class='sp-" + i + "'></div>";
}
}
return [
"<div class='sp-container sp-hidden'>",
"<div class='sp-palette-container'>",
"<div class='sp-palette sp-thumb sp-cf'></div>",
"<div class='sp-palette-button-container sp-cf'>",
"<button type='button' class='sp-palette-toggle'></button>",
"</div>",
"</div>",
"<div class='sp-picker-container'>",
"<div class='sp-top sp-cf'>",
"<div class='sp-fill'></div>",
"<div class='sp-top-inner'>",
"<div class='sp-color'>",
"<div class='sp-sat'>",
"<div class='sp-val'>",
"<div class='sp-dragger'></div>",
"</div>",
"</div>",
"</div>",
"<div class='sp-clear sp-clear-display'>",
"</div>",
"<div class='sp-hue'>",
"<div class='sp-slider'></div>",
gradientFix,
"</div>",
"</div>",
"<div class='sp-alpha'><div class='sp-alpha-inner'><div class='sp-alpha-handle'></div></div></div>",
"</div>",
"<div class='sp-input-container sp-cf'>",
"<input class='sp-input' type='text' spellcheck='false' />",
"</div>",
"<div class='sp-initial sp-thumb sp-cf'></div>",
"<div class='sp-button-container sp-cf'>",
"<a class='sp-cancel' href='#'></a>",
"<button type='button' class='sp-choose'></button>",
"</div>",
"</div>",
"</div>"
].join("");
})();
function paletteTemplate (p, color, className, opts) {
var html = [];
for (var i = 0; i < p.length; i++) {
var current = p[i];
if(current) {
var tiny = tinycolor(current);
var c = tiny.toHsl().l < 0.5 ? "sp-thumb-el sp-thumb-dark" : "sp-thumb-el sp-thumb-light";
c += (tinycolor.equals(color, current)) ? " sp-thumb-active" : "";
var formattedString = tiny.toString(opts.preferredFormat || "rgb");
var swatchStyle = rgbaSupport ? ("background-color:" + tiny.toRgbString()) : "filter:" + tiny.toFilter();
html.push('<span title="' + formattedString + '" data-color="' + tiny.toRgbString() + '" class="' + c + '"><span class="sp-thumb-inner" style="' + swatchStyle + ';" /></span>');
} else {
var cls = 'sp-clear-display';
html.push($('<div />')
.append($('<span data-color="" style="background-color:transparent;" class="' + cls + '"></span>')
.attr('title', opts.noColorSelectedText)
)
.html()
);
}
}
return "<div class='sp-cf " + className + "'>" + html.join('') + "</div>";
}
function hideAll() {
for (var i = 0; i < spectrums.length; i++) {
if (spectrums[i]) {
spectrums[i].hide();
}
}
}
function instanceOptions(o, callbackContext) {
var opts = $.extend({}, defaultOpts, o);
opts.callbacks = {
'move': bind(opts.move, callbackContext),
'change': bind(opts.change, callbackContext),
'show': bind(opts.show, callbackContext),
'hide': bind(opts.hide, callbackContext),
'beforeShow': bind(opts.beforeShow, callbackContext)
};
return opts;
}
function spectrum(element, o) {
var opts = instanceOptions(o, element),
flat = opts.flat,
showSelectionPalette = opts.showSelectionPalette,
localStorageKey = opts.localStorageKey,
theme = opts.theme,
callbacks = opts.callbacks,
resize = throttle(reflow, 10),
visible = false,
isDragging = false,
dragWidth = 0,
dragHeight = 0,
dragHelperHeight = 0,
slideHeight = 0,
slideWidth = 0,
alphaWidth = 0,
alphaSlideHelperWidth = 0,
slideHelperHeight = 0,
currentHue = 0,
currentSaturation = 0,
currentValue = 0,
currentAlpha = 1,
palette = [],
paletteArray = [],
paletteLookup = {},
selectionPalette = opts.selectionPalette.slice(0),
maxSelectionSize = opts.maxSelectionSize,
draggingClass = "sp-dragging",
shiftMovementDirection = null;
var doc = element.ownerDocument,
body = doc.body,
boundElement = $(element),
disabled = false,
container = $(markup, doc).addClass(theme),
pickerContainer = container.find(".sp-picker-container"),
dragger = container.find(".sp-color"),
dragHelper = container.find(".sp-dragger"),
slider = container.find(".sp-hue"),
slideHelper = container.find(".sp-slider"),
alphaSliderInner = container.find(".sp-alpha-inner"),
alphaSlider = container.find(".sp-alpha"),
alphaSlideHelper = container.find(".sp-alpha-handle"),
textInput = container.find(".sp-input"),
paletteContainer = container.find(".sp-palette"),
initialColorContainer = container.find(".sp-initial"),
cancelButton = container.find(".sp-cancel"),
clearButton = container.find(".sp-clear"),
chooseButton = container.find(".sp-choose"),
toggleButton = container.find(".sp-palette-toggle"),
isInput = boundElement.is("input"),
isInputTypeColor = isInput && boundElement.attr("type") === "color" && inputTypeColorSupport(),
shouldReplace = isInput && !flat,
replacer = (shouldReplace) ? $(replaceInput).addClass(theme).addClass(opts.className).addClass(opts.replacerClassName) : $([]),
offsetElement = (shouldReplace) ? replacer : boundElement,
previewElement = replacer.find(".sp-preview-inner"),
initialColor = opts.color || (isInput && boundElement.val()),
colorOnShow = false,
preferredFormat = opts.preferredFormat,
currentPreferredFormat = preferredFormat,
clickoutFiresChange = !opts.showButtons || opts.clickoutFiresChange,
isEmpty = !initialColor,
allowEmpty = opts.allowEmpty && !isInputTypeColor;
function applyOptions() {
if (opts.showPaletteOnly) {
opts.showPalette = true;
}
toggleButton.text(opts.showPaletteOnly ? opts.togglePaletteMoreText : opts.togglePaletteLessText);
if (opts.palette) {
palette = opts.palette.slice(0);
paletteArray = $.isArray(palette[0]) ? palette : [palette];
paletteLookup = {};
for (var i = 0; i < paletteArray.length; i++) {
for (var j = 0; j < paletteArray[i].length; j++) {
var rgb = tinycolor(paletteArray[i][j]).toRgbString();
paletteLookup[rgb] = true;
}
}
}
container.toggleClass("sp-flat", flat);
container.toggleClass("sp-input-disabled", !opts.showInput);
container.toggleClass("sp-alpha-enabled", opts.showAlpha);
container.toggleClass("sp-clear-enabled", allowEmpty);
container.toggleClass("sp-buttons-disabled", !opts.showButtons);
container.toggleClass("sp-palette-buttons-disabled", !opts.togglePaletteOnly);
container.toggleClass("sp-palette-disabled", !opts.showPalette);
container.toggleClass("sp-palette-only", opts.showPaletteOnly);
container.toggleClass("sp-initial-disabled", !opts.showInitial);
container.addClass(opts.className).addClass(opts.containerClassName);
reflow();
}
function initialize() {
if (IE) {
container.find("*:not(input)").attr("unselectable", "on");
}
applyOptions();
if (shouldReplace) {
boundElement.after(replacer).hide();
}
if (!allowEmpty) {
clearButton.hide();
}
if (flat) {
boundElement.after(container).hide();
}
else {
var appendTo = opts.appendTo === "parent" ? boundElement.parent() : $(opts.appendTo);
if (appendTo.length !== 1) {
appendTo = $("body");
}
appendTo.append(container);
}
updateSelectionPaletteFromStorage();
offsetElement.bind("click.spectrum touchstart.spectrum", function (e) {
if (!disabled) {
toggle();
}
e.stopPropagation();
if (!$(e.target).is("input")) {
e.preventDefault();
}
});
if(boundElement.is(":disabled") || (opts.disabled === true)) {
disable();
}
// Prevent clicks from bubbling up to document. This would cause it to be hidden.
container.click(stopPropagation);
// Handle user typed input
textInput.change(setFromTextInput);
textInput.bind("paste", function () {
setTimeout(setFromTextInput, 1);
});
textInput.keydown(function (e) { if (e.keyCode == 13) { setFromTextInput(); } });
cancelButton.text(opts.cancelText);
cancelButton.bind("click.spectrum", function (e) {
e.stopPropagation();
e.preventDefault();
revert();
hide();
});
clearButton.attr("title", opts.clearText);
clearButton.bind("click.spectrum", function (e) {
e.stopPropagation();
e.preventDefault();
isEmpty = true;
move();
if(flat) {
//for the flat style, this is a change event
updateOriginalInput(true);
}
});
chooseButton.text(opts.chooseText);
chooseButton.bind("click.spectrum", function (e) {
e.stopPropagation();
e.preventDefault();
if (IE && textInput.is(":focus")) {
textInput.trigger('change');
}
if (isValid()) {
updateOriginalInput(true);
hide();
}
});
toggleButton.text(opts.showPaletteOnly ? opts.togglePaletteMoreText : opts.togglePaletteLessText);
toggleButton.bind("click.spectrum", function (e) {
e.stopPropagation();
e.preventDefault();
opts.showPaletteOnly = !opts.showPaletteOnly;
// To make sure the Picker area is drawn on the right, next to the
// Palette area (and not below the palette), first move the Palette
// to the left to make space for the picker, plus 5px extra.
// The 'applyOptions' function puts the whole container back into place
// and takes care of the button-text and the sp-palette-only CSS class.
if (!opts.showPaletteOnly && !flat) {
container.css('left', '-=' + (pickerContainer.outerWidth(true) + 5));
}
applyOptions();
});
draggable(alphaSlider, function (dragX, dragY, e) {
currentAlpha = (dragX / alphaWidth);
isEmpty = false;
if (e.shiftKey) {
currentAlpha = Math.round(currentAlpha * 10) / 10;
}
move();
}, dragStart, dragStop);
draggable(slider, function (dragX, dragY) {
currentHue = parseFloat(dragY / slideHeight);
isEmpty = false;
if (!opts.showAlpha) {
currentAlpha = 1;
}
move();
}, dragStart, dragStop);
draggable(dragger, function (dragX, dragY, e) {
// shift+drag should snap the movement to either the x or y axis.
if (!e.shiftKey) {
shiftMovementDirection = null;
}
else if (!shiftMovementDirection) {
var oldDragX = currentSaturation * dragWidth;
var oldDragY = dragHeight - (currentValue * dragHeight);
var furtherFromX = Math.abs(dragX - oldDragX) > Math.abs(dragY - oldDragY);
shiftMovementDirection = furtherFromX ? "x" : "y";
}
var setSaturation = !shiftMovementDirection || shiftMovementDirection === "x";
var setValue = !shiftMovementDirection || shiftMovementDirection === "y";
if (setSaturation) {
currentSaturation = parseFloat(dragX / dragWidth);
}
if (setValue) {
currentValue = parseFloat((dragHeight - dragY) / dragHeight);
}
isEmpty = false;
if (!opts.showAlpha) {
currentAlpha = 1;
}
move();
}, dragStart, dragStop);
if (!!initialColor) {
set(initialColor);
// In case color was black - update the preview UI and set the format
// since the set function will not run (default color is black).
updateUI();
currentPreferredFormat = preferredFormat || tinycolor(initialColor).format;
addColorToSelectionPalette(initialColor);
}
else {
updateUI();
}
if (flat) {
show();
}
function paletteElementClick(e) {
if (e.data && e.data.ignore) {
set($(e.target).closest(".sp-thumb-el").data("color"));
move();
}
else {
set($(e.target).closest(".sp-thumb-el").data("color"));
move();
updateOriginalInput(true);
if (opts.hideAfterPaletteSelect) {
hide();
}
}
return false;
}
var paletteEvent = IE ? "mousedown.spectrum" : "click.spectrum touchstart.spectrum";
paletteContainer.delegate(".sp-thumb-el", paletteEvent, paletteElementClick);
initialColorContainer.delegate(".sp-thumb-el:nth-child(1)", paletteEvent, { ignore: true }, paletteElementClick);
}
function updateSelectionPaletteFromStorage() {
if (localStorageKey && window.localStorage) {
// Migrate old palettes over to new format. May want to remove this eventually.
try {
var oldPalette = window.localStorage[localStorageKey].split(",#");
if (oldPalette.length > 1) {
delete window.localStorage[localStorageKey];
$.each(oldPalette, function(i, c) {
addColorToSelectionPalette(c);
});
}
}
catch(e) { }
try {
selectionPalette = window.localStorage[localStorageKey].split(";");
}
catch (e) { }
}
}
function addColorToSelectionPalette(color) {
if (showSelectionPalette) {
var rgb = tinycolor(color).toRgbString();
if (!paletteLookup[rgb] && $.inArray(rgb, selectionPalette) === -1) {
selectionPalette.push(rgb);
while(selectionPalette.length > maxSelectionSize) {
selectionPalette.shift();
}
}
if (localStorageKey && window.localStorage) {
try {
window.localStorage[localStorageKey] = selectionPalette.join(";");
}
catch(e) { }
}
}
}
function getUniqueSelectionPalette() {
var unique = [];
if (opts.showPalette) {
for (var i = 0; i < selectionPalette.length; i++) {
var rgb = tinycolor(selectionPalette[i]).toRgbString();
if (!paletteLookup[rgb]) {
unique.push(selectionPalette[i]);
}
}
}
return unique.reverse().slice(0, opts.maxSelectionSize);
}
function drawPalette() {
var currentColor = get();
var html = $.map(paletteArray, function (palette, i) {
return paletteTemplate(palette, currentColor, "sp-palette-row sp-palette-row-" + i, opts);
});
updateSelectionPaletteFromStorage();
if (selectionPalette) {
html.push(paletteTemplate(getUniqueSelectionPalette(), currentColor, "sp-palette-row sp-palette-row-selection", opts));
}
paletteContainer.html(html.join(""));
}
function drawInitial() {
if (opts.showInitial) {
var initial = colorOnShow;
var current = get();
initialColorContainer.html(paletteTemplate([initial, current], current, "sp-palette-row-initial", opts));
}
}
function dragStart() {
if (dragHeight <= 0 || dragWidth <= 0 || slideHeight <= 0) {
reflow();
}
isDragging = true;
container.addClass(draggingClass);
shiftMovementDirection = null;
boundElement.trigger('dragstart.spectrum', [ get() ]);
}
function dragStop() {
isDragging = false;
container.removeClass(draggingClass);
boundElement.trigger('dragstop.spectrum', [ get() ]);
}
function setFromTextInput() {
var value = textInput.val();
if ((value === null || value === "") && allowEmpty) {
set(null);
updateOriginalInput(true);
}
else {
var tiny = tinycolor(value);
if (tiny.isValid()) {
set(tiny);
updateOriginalInput(true);
}
else {
textInput.addClass("sp-validation-error");
}
}
}
function toggle() {
if (visible) {
hide();
}
else {
show();
}
}
function show() {
var event = $.Event('beforeShow.spectrum');
if (visible) {
reflow();
return;
}
boundElement.trigger(event, [ get() ]);
if (callbacks.beforeShow(get()) === false || event.isDefaultPrevented()) {
return;
}
hideAll();
visible = true;
$(doc).bind("keydown.spectrum", onkeydown);
$(doc).bind("click.spectrum", clickout);
$(window).bind("resize.spectrum", resize);
replacer.addClass("sp-active");
container.removeClass("sp-hidden");
reflow();
updateUI();
colorOnShow = get();
drawInitial();
callbacks.show(colorOnShow);
boundElement.trigger('show.spectrum', [ colorOnShow ]);
}
function onkeydown(e) {
// Close on ESC
if (e.keyCode === 27) {
hide();
}
}
function clickout(e) {
// Return on right click.
if (e.button == 2) { return; }
// If a drag event was happening during the mouseup, don't hide
// on click.
if (isDragging) { return; }
if (clickoutFiresChange) {
updateOriginalInput(true);
}
else {
revert();
}
hide();
}
function hide() {
// Return if hiding is unnecessary
if (!visible || flat) { return; }
visible = false;
$(doc).unbind("keydown.spectrum", onkeydown);
$(doc).unbind("click.spectrum", clickout);
$(window).unbind("resize.spectrum", resize);
replacer.removeClass("sp-active");
container.addClass("sp-hidden");
callbacks.hide(get());
boundElement.trigger('hide.spectrum', [ get() ]);
}
function revert() {
set(colorOnShow, true);
}
function set(color, ignoreFormatChange) {
if (tinycolor.equals(color, get())) {
// Update UI just in case a validation error needs
// to be cleared.
updateUI();
return;
}
var newColor, newHsv;
if (!color && allowEmpty) {
isEmpty = true;
} else {
isEmpty = false;
newColor = tinycolor(color);
newHsv = newColor.toHsv();
currentHue = (newHsv.h % 360) / 360;
currentSaturation = newHsv.s;
currentValue = newHsv.v;
currentAlpha = newHsv.a;
}
updateUI();
if (newColor && newColor.isValid() && !ignoreFormatChange) {
currentPreferredFormat = preferredFormat || newColor.getFormat();
}
}
function get(opts) {
opts = opts || { };
if (allowEmpty && isEmpty) {
return null;
}
return tinycolor.fromRatio({
h: currentHue,
s: currentSaturation,
v: currentValue,
a: Math.round(currentAlpha * 100) / 100
}, { format: opts.format || currentPreferredFormat });
}
function isValid() {
return !textInput.hasClass("sp-validation-error");
}
function move() {
updateUI();
callbacks.move(get());
boundElement.trigger('move.spectrum', [ get() ]);
}
function updateUI() {
textInput.removeClass("sp-validation-error");
updateHelperLocations();
// Update dragger background color (gradients take care of saturation and value).
var flatColor = tinycolor.fromRatio({ h: currentHue, s: 1, v: 1 });
dragger.css("background-color", flatColor.toHexString());
// Get a format that alpha will be included in (hex and names ignore alpha)
var format = currentPreferredFormat;
if (currentAlpha < 1 && !(currentAlpha === 0 && format === "name")) {
if (format === "hex" || format === "hex3" || format === "hex6" || format === "name") {
format = "rgb";
}
}
var realColor = get({ format: format }),
displayColor = '';
//reset background info for preview element
previewElement.removeClass("sp-clear-display");
previewElement.css('background-color', 'transparent');
if (!realColor && allowEmpty) {
// Update the replaced elements background with icon indicating no color selection
previewElement.addClass("sp-clear-display");
}
else {
var realHex = realColor.toHexString(),
realRgb = realColor.toRgbString();
// Update the replaced elements background color (with actual selected color)
if (rgbaSupport || realColor.alpha === 1) {
previewElement.css("background-color", realRgb);
}
else {
previewElement.css("background-color", "transparent");
previewElement.css("filter", realColor.toFilter());
}
if (opts.showAlpha) {
var rgb = realColor.toRgb();
rgb.a = 0;
var realAlpha = tinycolor(rgb).toRgbString();
var gradient = "linear-gradient(left, " + realAlpha + ", " + realHex + ")";
if (IE) {
alphaSliderInner.css("filter", tinycolor(realAlpha).toFilter({ gradientType: 1 }, realHex));
}
else {
alphaSliderInner.css("background", "-webkit-" + gradient);
alphaSliderInner.css("background", "-moz-" + gradient);
alphaSliderInner.css("background", "-ms-" + gradient);
// Use current syntax gradient on unprefixed property.
alphaSliderInner.css("background",
"linear-gradient(to right, " + realAlpha + ", " + realHex + ")");
}
}
displayColor = realColor.toString(format);
}
// Update the text entry input as it changes happen
if (opts.showInput) {
textInput.val(displayColor);
}
if (opts.showPalette) {
drawPalette();
}
drawInitial();
}
function updateHelperLocations() {
var s = currentSaturation;
var v = currentValue;
if(allowEmpty && isEmpty) {
//if selected color is empty, hide the helpers
alphaSlideHelper.hide();
slideHelper.hide();
dragHelper.hide();
}
else {
//make sure helpers are visible
alphaSlideHelper.show();
slideHelper.show();
dragHelper.show();
// Where to show the little circle in that displays your current selected color
var dragX = s * dragWidth;
var dragY = dragHeight - (v * dragHeight);
dragX = Math.max(
-dragHelperHeight,
Math.min(dragWidth - dragHelperHeight, dragX - dragHelperHeight)
);
dragY = Math.max(
-dragHelperHeight,
Math.min(dragHeight - dragHelperHeight, dragY - dragHelperHeight)
);
dragHelper.css({
"top": dragY + "px",
"left": dragX + "px"
});
var alphaX = currentAlpha * alphaWidth;
alphaSlideHelper.css({
"left": (alphaX - (alphaSlideHelperWidth / 2)) + "px"
});
// Where to show the bar that displays your current selected hue
var slideY = (currentHue) * slideHeight;
slideHelper.css({
"top": (slideY - slideHelperHeight) + "px"
});
}
}
function updateOriginalInput(fireCallback) {
var color = get(),
displayColor = '',
hasChanged = !tinycolor.equals(color, colorOnShow);
if (color) {
displayColor = color.toString(currentPreferredFormat);
// Update the selection palette with the current color
addColorToSelectionPalette(color);
}
if (isInput) {
boundElement.val(displayColor);
}
if (fireCallback && hasChanged) {
callbacks.change(color);
boundElement.trigger('change', [ color ]);
}
}
function reflow() {
dragWidth = dragger.width();
dragHeight = dragger.height();
dragHelperHeight = dragHelper.height();
slideWidth = slider.width();
slideHeight = slider.height();
slideHelperHeight = slideHelper.height();
alphaWidth = alphaSlider.width();
alphaSlideHelperWidth = alphaSlideHelper.width();
if (!flat) {
container.css("position", "absolute");
if (opts.offset) {
container.offset(opts.offset);
} else {
container.offset(getOffset(container, offsetElement));
}
}
updateHelperLocations();
if (opts.showPalette) {
drawPalette();
}
boundElement.trigger('reflow.spectrum');
}
function destroy() {
boundElement.show();
offsetElement.unbind("click.spectrum touchstart.spectrum");
container.remove();
replacer.remove();
spectrums[spect.id] = null;
}
function option(optionName, optionValue) {
if (optionName === undefined) {
return $.extend({}, opts);
}
if (optionValue === undefined) {
return opts[optionName];
}
opts[optionName] = optionValue;
applyOptions();
}
function enable() {
disabled = false;
boundElement.attr("disabled", false);
offsetElement.removeClass("sp-disabled");
}
function disable() {
hide();
disabled = true;
boundElement.attr("disabled", true);
offsetElement.addClass("sp-disabled");
}
function setOffset(coord) {
opts.offset = coord;
reflow();
}
initialize();
var spect = {
show: show,
hide: hide,
toggle: toggle,
reflow: reflow,
option: option,
enable: enable,
disable: disable,
offset: setOffset,
set: function (c) {
set(c);
updateOriginalInput();
},
get: get,
destroy: destroy,
container: container
};
spect.id = spectrums.push(spect) - 1;
return spect;
}
/**
* checkOffset - get the offset below/above and left/right element depending on screen position
* Thanks https://github.com/jquery/jquery-ui/blob/master/ui/jquery.ui.datepicker.js
*/
function getOffset(picker, input) {
var extraY = 0;
var dpWidth = picker.outerWidth();
var dpHeight = picker.outerHeight();
var inputHeight = input.outerHeight();
var doc = picker[0].ownerDocument;
var docElem = doc.documentElement;
var viewWidth = docElem.clientWidth + $(doc).scrollLeft();
var viewHeight = docElem.clientHeight + $(doc).scrollTop();
var offset = input.offset();
offset.top += inputHeight;
offset.left -=
Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ?
Math.abs(offset.left + dpWidth - viewWidth) : 0);
offset.top -=
Math.min(offset.top, ((offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ?
Math.abs(dpHeight + inputHeight - extraY) : extraY));
return offset;
}
/**
* noop - do nothing
*/
function noop() {
}
/**
* stopPropagation - makes the code only doing this a little easier to read in line
*/
function stopPropagation(e) {
e.stopPropagation();
}
/**
* Create a function bound to a given object
* Thanks to underscore.js
*/
function bind(func, obj) {
var slice = Array.prototype.slice;
var args = slice.call(arguments, 2);
return function () {
return func.apply(obj, args.concat(slice.call(arguments)));
};
}
/**
* Lightweight drag helper. Handles containment within the element, so that
* when dragging, the x is within [0,element.width] and y is within [0,element.height]
*/
function draggable(element, onmove, onstart, onstop) {
onmove = onmove || function () { };
onstart = onstart || function () { };
onstop = onstop || function () { };
var doc = document;
var dragging = false;
var offset = {};
var maxHeight = 0;
var maxWidth = 0;
var hasTouch = ('ontouchstart' in window);
var duringDragEvents = {};
duringDragEvents["selectstart"] = prevent;
duringDragEvents["dragstart"] = prevent;
duringDragEvents["touchmove mousemove"] = move;
duringDragEvents["touchend mouseup"] = stop;
function prevent(e) {
if (e.stopPropagation) {
e.stopPropagation();
}
if (e.preventDefault) {
e.preventDefault();
}
e.returnValue = false;
}
function move(e) {
if (dragging) {
// Mouseup happened outside of window
if (IE && doc.documentMode < 9 && !e.button) {
return stop();
}
var t0 = e.originalEvent && e.originalEvent.touches && e.originalEvent.touches[0];
var pageX = t0 && t0.pageX || e.pageX;
var pageY = t0 && t0.pageY || e.pageY;
var dragX = Math.max(0, Math.min(pageX - offset.left, maxWidth));
var dragY = Math.max(0, Math.min(pageY - offset.top, maxHeight));
if (hasTouch) {
// Stop scrolling in iOS
prevent(e);
}
onmove.apply(element, [dragX, dragY, e]);
}
}
function start(e) {
var rightclick = (e.which) ? (e.which == 3) : (e.button == 2);
if (!rightclick && !dragging) {
if (onstart.apply(element, arguments) !== false) {
dragging = true;
maxHeight = $(element).height();
maxWidth = $(element).width();
offset = $(element).offset();
$(doc).bind(duringDragEvents);
$(doc.body).addClass("sp-dragging");
move(e);
prevent(e);
}
}
}
function stop() {
if (dragging) {
$(doc).unbind(duringDragEvents);
$(doc.body).removeClass("sp-dragging");
// Wait a tick before notifying observers to allow the click event
// to fire in Chrome.
setTimeout(function() {
onstop.apply(element, arguments);
}, 0);
}
dragging = false;
}
$(element).bind("touchstart mousedown", start);
}
function throttle(func, wait, debounce) {
var timeout;
return function () {
var context = this, args = arguments;
var throttler = function () {
timeout = null;
func.apply(context, args);
};
if (debounce) clearTimeout(timeout);
if (debounce || !timeout) timeout = setTimeout(throttler, wait);
};
}
function inputTypeColorSupport() {
return $.fn.spectrum.inputTypeColorSupport();
}
/**
* Define a jQuery plugin
*/
var dataID = "spectrum.id";
$.fn.spectrum = function (opts, extra) {
if (typeof opts == "string") {
var returnValue = this;
var args = Array.prototype.slice.call( arguments, 1 );
this.each(function () {
var spect = spectrums[$(this).data(dataID)];
if (spect) {
var method = spect[opts];
if (!method) {
throw new Error( "Spectrum: no such method: '" + opts + "'" );
}
if (opts == "get") {
returnValue = spect.get();
}
else if (opts == "container") {
returnValue = spect.container;
}
else if (opts == "option") {
returnValue = spect.option.apply(spect, args);
}
else if (opts == "destroy") {
spect.destroy();
$(this).removeData(dataID);
}
else {
method.apply(spect, args);
}
}
});
return returnValue;
}
// Initializing a new instance of spectrum
return this.spectrum("destroy").each(function () {
var options = $.extend({}, opts, $(this).data());
var spect = spectrum(this, options);
$(this).data(dataID, spect.id);
});
};
$.fn.spectrum.load = true;
$.fn.spectrum.loadOpts = {};
$.fn.spectrum.draggable = draggable;
$.fn.spectrum.defaults = defaultOpts;
$.fn.spectrum.inputTypeColorSupport = function inputTypeColorSupport() {
if (typeof inputTypeColorSupport._cachedResult === "undefined") {
var colorInput = $("<input type='color'/>")[0]; // if color element is supported, value will default to not null
inputTypeColorSupport._cachedResult = colorInput.type === "color" && colorInput.value !== "";
}
return inputTypeColorSupport._cachedResult;
};
$.spectrum = { };
$.spectrum.localization = { };
$.spectrum.palettes = { };
$.fn.spectrum.processNativeColorInputs = function () {
var colorInputs = $("input[type=color]");
if (colorInputs.length && !inputTypeColorSupport()) {
colorInputs.spectrum({
preferredFormat: "hex6"
});
}
};
// TinyColor v1.1.2
// https://github.com/bgrins/TinyColor
// Brian Grinstead, MIT License
(function() {
var trimLeft = /^[\s,#]+/,
trimRight = /\s+$/,
tinyCounter = 0,
math = Math,
mathRound = math.round,
mathMin = math.min,
mathMax = math.max,
mathRandom = math.random;
var tinycolor = function(color, opts) {
color = (color) ? color : '';
opts = opts || { };
// If input is already a tinycolor, return itself
if (color instanceof tinycolor) {
return color;
}
// If we are called as a function, call using new instead
if (!(this instanceof tinycolor)) {
return new tinycolor(color, opts);
}
var rgb = inputToRGB(color);
this._originalInput = color,
this._r = rgb.r,
this._g = rgb.g,
this._b = rgb.b,
this._a = rgb.a,
this._roundA = mathRound(100*this._a) / 100,
this._format = opts.format || rgb.format;
this._gradientType = opts.gradientType;
// Don't let the range of [0,255] come back in [0,1].
// Potentially lose a little bit of precision here, but will fix issues where
// .5 gets interpreted as half of the total, instead of half of 1
// If it was supposed to be 128, this was already taken care of by `inputToRgb`
if (this._r < 1) { this._r = mathRound(this._r); }
if (this._g < 1) { this._g = mathRound(this._g); }
if (this._b < 1) { this._b = mathRound(this._b); }
this._ok = rgb.ok;
this._tc_id = tinyCounter++;
};
tinycolor.prototype = {
isDark: function() {
return this.getBrightness() < 128;
},
isLight: function() {
return !this.isDark();
},
isValid: function() {
return this._ok;
},
getOriginalInput: function() {
return this._originalInput;
},
getFormat: function() {
return this._format;
},
getAlpha: function() {
return this._a;
},
getBrightness: function() {
var rgb = this.toRgb();
return (rgb.r * 299 + rgb.g * 587 + rgb.b * 114) / 1000;
},
setAlpha: function(value) {
this._a = boundAlpha(value);
this._roundA = mathRound(100*this._a) / 100;
return this;
},
toHsv: function() {
var hsv = rgbToHsv(this._r, this._g, this._b);
return { h: hsv.h * 360, s: hsv.s, v: hsv.v, a: this._a };
},
toHsvString: function() {
var hsv = rgbToHsv(this._r, this._g, this._b);
var h = mathRound(hsv.h * 360), s = mathRound(hsv.s * 100), v = mathRound(hsv.v * 100);
return (this._a == 1) ?
"hsv(" + h + ", " + s + "%, " + v + "%)" :
"hsva(" + h + ", " + s + "%, " + v + "%, "+ this._roundA + ")";
},
toHsl: function() {
var hsl = rgbToHsl(this._r, this._g, this._b);
return { h: hsl.h * 360, s: hsl.s, l: hsl.l, a: this._a };
},
toHslString: function() {
var hsl = rgbToHsl(this._r, this._g, this._b);
var h = mathRound(hsl.h * 360), s = mathRound(hsl.s * 100), l = mathRound(hsl.l * 100);
return (this._a == 1) ?
"hsl(" + h + ", " + s + "%, " + l + "%)" :
"hsla(" + h + ", " + s + "%, " + l + "%, "+ this._roundA + ")";
},
toHex: function(allow3Char) {
return rgbToHex(this._r, this._g, this._b, allow3Char);
},
toHexString: function(allow3Char) {
return '#' + this.toHex(allow3Char);
},
toHex8: function() {
return rgbaToHex(this._r, this._g, this._b, this._a);
},
toHex8String: function() {
return '#' + this.toHex8();
},
toRgb: function() {
return { r: mathRound(this._r), g: mathRound(this._g), b: mathRound(this._b), a: this._a };
},
toRgbString: function() {
return (this._a == 1) ?
"rgb(" + mathRound(this._r) + ", " + mathRound(this._g) + ", " + mathRound(this._b) + ")" :
"rgba(" + mathRound(this._r) + ", " + mathRound(this._g) + ", " + mathRound(this._b) + ", " + this._roundA + ")";
},
toPercentageRgb: function() {
return { r: mathRound(bound01(this._r, 255) * 100) + "%", g: mathRound(bound01(this._g, 255) * 100) + "%", b: mathRound(bound01(this._b, 255) * 100) + "%", a: this._a };
},
toPercentageRgbString: function() {
return (this._a == 1) ?
"rgb(" + mathRound(bound01(this._r, 255) * 100) + "%, " + mathRound(bound01(this._g, 255) * 100) + "%, " + mathRound(bound01(this._b, 255) * 100) + "%)" :
"rgba(" + mathRound(bound01(this._r, 255) * 100) + "%, " + mathRound(bound01(this._g, 255) * 100) + "%, " + mathRound(bound01(this._b, 255) * 100) + "%, " + this._roundA + ")";
},
toName: function() {
if (this._a === 0) {
return "transparent";
}
if (this._a < 1) {
return false;
}
return hexNames[rgbToHex(this._r, this._g, this._b, true)] || false;
},
toFilter: function(secondColor) {
var hex8String = '#' + rgbaToHex(this._r, this._g, this._b, this._a);
var secondHex8String = hex8String;
var gradientType = this._gradientType ? "GradientType = 1, " : "";
if (secondColor) {
var s = tinycolor(secondColor);
secondHex8String = s.toHex8String();
}
return "progid:DXImageTransform.Microsoft.gradient("+gradientType+"startColorstr="+hex8String+",endColorstr="+secondHex8String+")";
},
toString: function(format) {
var formatSet = !!format;
format = format || this._format;
var formattedString = false;
var hasAlpha = this._a < 1 && this._a >= 0;
var needsAlphaFormat = !formatSet && hasAlpha && (format === "hex" || format === "hex6" || format === "hex3" || format === "name");
if (needsAlphaFormat) {
// Special case for "transparent", all other non-alpha formats
// will return rgba when there is transparency.
if (format === "name" && this._a === 0) {
return this.toName();
}
return this.toRgbString();
}
if (format === "rgb") {
formattedString = this.toRgbString();
}
if (format === "prgb") {
formattedString = this.toPercentageRgbString();
}
if (format === "hex" || format === "hex6") {
formattedString = this.toHexString();
}
if (format === "hex3") {
formattedString = this.toHexString(true);
}
if (format === "hex8") {
formattedString = this.toHex8String();
}
if (format === "name") {
formattedString = this.toName();
}
if (format === "hsl") {
formattedString = this.toHslString();
}
if (format === "hsv") {
formattedString = this.toHsvString();
}
return formattedString || this.toHexString();
},
_applyModification: function(fn, args) {
var color = fn.apply(null, [this].concat([].slice.call(args)));
this._r = color._r;
this._g = color._g;
this._b = color._b;
this.setAlpha(color._a);
return this;
},
lighten: function() {