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@progress/kendo-ui

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This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.

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'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

require('./kendo.core.js');
require('./kendo.color.js');
require('./kendo.popup.js');
require('./kendo.slider.js');
require('./kendo.userevents.js');
require('./kendo.button.js');
require('./kendo.binder.js');
require('./kendo.textbox.js');
require('./kendo.numerictextbox.js');
require('./kendo.html.button.js');
require('./kendo.icons.js');
require('./kendo.actionsheet.js');
require('./kendo.licensing.js');
require('@progress/kendo-licensing');
require('@progress/kendo-drawing');
require('./kendo.draganddrop.js');
require('./kendo.badge.js');
require('./kendo.html.icon.js');
require('./kendo.html.base.js');
require('@progress/kendo-svg-icons');
require('./kendo.data.js');
require('./kendo.data.odata.js');
require('./kendo.data.xml.js');
require('./kendo.floatinglabel.js');
require('./prefix-suffix-containers-BmDm564f.js');
require('./kendo.actionsheet.view.js');

(function($, undefined$1) {
    // WARNING: removing the following jshint declaration and turning
    // == into === to make JSHint happy will break functionality.

    var kendo = window.kendo,
        ui = kendo.ui,
        Widget = ui.Widget,
        parseColor = kendo.parseColor,
        TabKeyTrap = kendo.ui.Popup.TabKeyTrap,

        extend = $.extend,

        NS = ".kendoColorTools",
        KEYDOWN_NS = "keydown" + NS,
        DISABLED = "k-disabled";

    var ColorSelector = Widget.extend({
        init: function(element, options) {
            var that = this;

            Widget.fn.init.call(that, element, options);
            element = that.element;
            options = that.options;

            if (element.is("input")) {
                that._initialValue();
                that._preventDefaultLabelClick();
            } else {
                that._value = parseColor(options.value);
            }

            that._tabIndex = element.attr("tabIndex") || 0;

            if (options._standalone) {
                that._triggerSelect = that._triggerChange;
            }
        },
        options: {
            name: "ColorSelector",
            ARIATemplate: (data) => `Current selected color is ${data || "none"}`,
            value: null,
            _standalone: true
        },
        events: [
            "change",
            "select",
            "forceSelect",
            "cancel"
        ],
        color: function(value) {
            if (value !== undefined$1) {
                this._value = parseColor(value);

                if (this.element.is("input")) {
                    this._updateInput(this._value);
                }

                this._updateUI(this._value);
            }

            return this._value;
        },
        value: function(color) {
            color = this.color(color);

            if (color) {
                if (this.options.opacity) {
                    color = color.toCssRgba();
                } else {
                    color = color.toCss();
                }
            }

            return color || null;
        },
        enable: function(enable) {
            if (arguments.length === 0) {
                enable = true;
            }

            if (this.element.is("input")) {
                this.element.attr("disabled", !enable);
            }

            this.wrapper.toggleClass(DISABLED, !enable);

            this._onEnable(enable);
        },
        _attachFocusEvents: function () {
            this.wrapper.on(KEYDOWN_NS, this._navKeydown.bind(this))
                .on("focusout" + NS, this._navFocusout.bind(this));
        },
        _initialValue: function() {
            var element = this.element,
                options = this.options,
                value = options.value || element.attr("value");

            if (value) {
                this._value = parseColor(value, true);
            }

            this.element.val(value);
        },
        _innerTabindex: function(value) {
            var wrapper = this.wrapper;

            wrapper.find(".k-draghandle, .k-button, .k-input-inner").attr("tabindex", value);
        },
        _isInputTypeColor: function() {
            var el = this.element[0];
            return (/^input$/i).test(el.tagName) && (/^color$/i).test(el.type);
        },
        _navFocusout: function() {
            var that = this,
                wrapper = that.wrapper[0];

            setTimeout(function() {
                if (!wrapper.contains(document.activeElement)) {
                    that._releaseInnerFocus();
                }
            });
        },
        _navKeydown: function(e) {
            var wrapper = this.wrapper;

            if (e.keyCode === kendo.keys.ENTER && wrapper.attr("tabindex")) {
                e.preventDefault();

                this._trapInnerFocus();
            } else if (e.keyCode === kendo.keys.ESC && wrapper.attr("tabindex") === undefined$1) {
                this._releaseInnerFocus();
                this.wrapper.trigger("focus");
            }
        },
        _releaseInnerFocus: function() {
            this._tabKeyTrap.removeTrap();

            if (this.wrapper) {
                this.wrapper.attr("tabindex", this._tabIndex);
                this._innerTabindex(-1);
            }
        },
        _select: function(color, nohooks) {
            var prev = this._value;

            color = this.color(color);

            if (!nohooks) {
                if ((color && (!prev || !color.equals(prev))) || (color === null && color !== prev)) {
                    if (color === null && this.element.val) {
                        this.element.val(color);
                    }

                    this.element.trigger("change");
                    this.trigger("change", { value: this.value() });
                } else if (!this._standalone) {
                    this.trigger("cancel");
                }
            }
        },
        _navigation: function() {
            var value = this.value();

            if (value && value.indexOf("rgba") > -1) {
                value = value.replace("rgba", "RGBA");
            }
            if (this.options._otOfPicker) {
                this._innerTabindex(-1);
                this._attachFocusEvents();
                this._tabKeyTrap = new TabKeyTrap(this.wrapper);

                this._ariaTemplate = kendo.template(this.options.ARIATemplate);
                this.wrapper.attr({
                    "aria-label": this._ariaTemplate(value || ""),
                    tabindex: this._tabIndex
                });
            } else {
                this.wrapper.removeAttr("tabindex");
                this.wrapper.removeAttr("aria-label");
                this.wrapper.removeAttr("role");
                this.wrapper.removeAttr("aria-keyshortcuts");
            }
        },
        _trapInnerFocus: function() {
            this._innerTabindex(0);
            this.wrapper.removeAttr("tabindex");
            this.wrapper.find(".k-hsv-draghandle").trigger("focus");
            this._tabKeyTrap.trap();
        },
        _triggerSelect: function(color) {
            triggerEvent(this, "select", color);
        },
        _triggerChange: function(color) {
            triggerEvent(this, "change", color);
        },
        destroy: function() {
            if (this.element) {
                this.element.off(NS);
            }

            if (this.wrapper) {
                this.wrapper.off(KEYDOWN_NS);
                this.wrapper.off(NS).find("*").off(NS);
                this.wrapper = null;
            }

            Widget.fn.destroy.call(this);
        },
        _preventDefaultLabelClick: function() {
            // if there exists a <label> associated with this
            // input field, we must catch clicks on it to prevent
            // the built-in color picker from showing up.
            // https://github.com/telerik/kendo-ui-core/issues/292
            var element = this.element,
                label = element.closest("label"),
                id = element.attr("id");

            if (id) {
                label = label.add('label[for="' + id + '"]');
            }
            label.on("click", function(ev) {
                ev.preventDefault();
            });
        },
        _updateUI: $.noop,
        _updateInput: function(value) {
            var formattedValue = "",
                valueForLabel;

            if (value) {
                if (this._isInputTypeColor() || value.a == 1) {
                    // seems that input type="color" doesn't support opacity
                    // in colors; the only accepted format is hex #RRGGBB
                    formattedValue = value.toCss();
                } else {
                    formattedValue = value.toCssRgba();
                }

                this.element.val(formattedValue);
            }

            if (this.options._otOfPicker) {
                if (!this._ariaTemplate) {
                    this._ariaTemplate = kendo.template(this.options.ARIATemplate);
                }

                valueForLabel = this.value();

                if (valueForLabel && valueForLabel.indexOf("rgba") > -1) {
                    valueForLabel = valueForLabel.replace("rgba", "RGBA");
                }
                this.wrapper.attr("aria-label", this._ariaTemplate(valueForLabel || ""));
            }
        },
        _selectOnHide: function() {
            return null;
        },
        _cancel: function() {
            this.trigger("cancel");
        }
    });

    function triggerEvent(self, type, color) {
        color = parseColor(color);

        if ((color && !color.equals(self.color())) || color !== self.color()) {
            if (type == "change") {
                // UI is already updated.  setting _value directly
                // rather than calling self.color(color) to avoid an
                // endless loop.
                self._value = color;
                self._updateInput(self._value);
            }
            if (color && color.a != 1) {
                color = color.toCssRgba();
            } else if (color) {
                color = color.toCss();
            }

            self.trigger(type, { value: color });
        }
    }

    extend(ui, {
        colorpicker: {
            ColorSelector: ColorSelector
        }
    });


})(window.kendo.jQuery);

(function($, undefined$1){
    var colorpicker = kendo.ui.colorpicker,
        extend = $.extend,
        Color = kendo.Color,
        parseColor = kendo.parseColor,

        AA_CONTRAST = 4.5,
        AAA_CONTRAST = 7,
        STEP_COUNT = 16;

    // Color utils - calc contrast

    function getContrast(luminance1, luminance2) {
        var brightest = Math.max(luminance1, luminance2);
        var darkest = Math.min(luminance1, luminance2);
        return (brightest + 0.05) / (darkest + 0.05);
    }

    function getContrastFromTwoRGBAs(a, b) {
        return getContrast(
            getLuminance(getRGBFromRGBA(a, b)),
            getLuminance(getRGBFromRGBA(b, { r: 0, g: 0, b: 0})));
    }

    function getLuminance (rgb) {
        var a = [rgb.r, rgb.g, rgb.b].map(function (v) {
            v /= 255;
            return v <= 0.03928 ? v / 12.92 : Math.pow((v + 0.055) / 1.055, 2.4);
        });
        return a[0] * 0.2126 + a[1] * 0.7152 + a[2] * 0.0722;
    }

    function getRGBFromRGBA(foregroundColor, backgroundColor) {
        var r1 = fitIntoBounds(foregroundColor.r, 0, 255);
        var g1 = fitIntoBounds(foregroundColor.g, 0, 255);
        var b1 = fitIntoBounds(foregroundColor.b, 0, 255);
        var a1 = fitIntoBounds(foregroundColor.a, 0, 1);

        var r2 = fitIntoBounds(backgroundColor.r, 0, 255);
        var g2 = fitIntoBounds(backgroundColor.g, 0, 255);
        var b2 = fitIntoBounds(backgroundColor.b, 0, 255);

        return {
            r: Math.round(((1 - a1) * r2) + (a1 * r1)),
            g: Math.round(((1 - a1) * g2) + (a1 * g1)),
            b: Math.round(((1 - a1) * b2) + (a1 * b1))
        };
    }

    function fitIntoBounds(contender, min, max) {
        if (!isPresent(contender) || isNaN(contender)) {
            return min;
        }
        let contenderMax = contender >= max ? max : contender;
        return contender <= min ? min : contenderMax;
    }

    function isPresent(value) { return value !== null && value !== undefined$1; }


    // Color utils - Contrast tool SVG path

    function renderSvgCurveLine(gradientRectMetrics, hsva, backgroundColor) {
        var findValue = function (contrast, saturation, low, high, comparer) {
            var mid = (low + high) / 2;
            var currentHsva = extend({}, hsva, { s: saturation / gradientRectMetrics.width, v: 1 - mid / gradientRectMetrics.height });
            var currentContrast = getContrastFromTwoRGBAs(parseColor(getColorFromHSV(currentHsva)).toBytes(), parseColor(backgroundColor).toBytes());

            if (low + 0.5 > high) {
                if (currentContrast < contrast + 1 && currentContrast > contrast - 1) {
                    return mid;
                } else {
                    return null;
                }
            }

            if (comparer(currentContrast, contrast)) {
                return findValue(contrast, saturation, low, high - (high - low) / 2, comparer);
            }
            return findValue(contrast, saturation, low + (high - low) / 2, high, comparer);
        };

        var comparer = function (a, b) {
            return a > b;
        };

        var reversedComparer = function (a, b) {
            return a < b;
        };

        var getPaths = function (contrast, stepCount, reversed) {
            var points = [];
            for (var i = 0; i <= gradientRectMetrics.width; i += gradientRectMetrics.width/stepCount) {
               var value = findValue(contrast, i, 0, gradientRectMetrics.height, reversed ? reversedComparer : comparer);
                if (value !== null){
                    points.push([i, value]);
                }
            }
            return points;
        };

        var bezierCommandCalc = bezierCommand(controlPoint(line));
        var paths = svgPath(getPaths(AA_CONTRAST, STEP_COUNT, false), bezierCommandCalc) +
                svgPath(getPaths(AA_CONTRAST, STEP_COUNT, true), bezierCommandCalc) +
                svgPath(getPaths(AAA_CONTRAST, STEP_COUNT, false), bezierCommandCalc) +
                svgPath(getPaths(AAA_CONTRAST, STEP_COUNT, true), bezierCommandCalc);

        return `<svg xmlns="http://www.w3.org/2000/svg" ${kendo.attr("style-position")}="absolute" ${kendo.attr("style-overflow")}="visible" ${kendo.attr("style-pointer-events")}="none" ` +
                `${kendo.attr("style-left")}="0px" ${kendo.attr("style-top")}="0px" ${kendo.attr("style-z-index")}="3" >` +
                    paths  + '</svg>';
    }

    function svgPath(points, command) {
        if (points.length === 0){
            return '';
        }

        var reducer = function (acc, point, i, a) {
            return i === 0 ?
                // if first point
                kendo.format("M {0},{1}", point[0], point[1]) :
                // else
                kendo.format("{0} {1}", acc, command(point, i, a));
        };

        // build the d attributes by looping over the points
        var d = points.reduce(reducer, "");

        return kendo.format('<path d="{0}" fill="none" stroke="white" stroke-width="1"/>', d);
    }

    function bezierCommand(controlPointCalc) {
        return function(point, i, a) {
            // start control point
            var cps = controlPointCalc(a[i - 1], a[i - 2], point); // [cpsX, cpsY]

            // end control point
            var cpe = controlPointCalc(point, a[i - 1], a[i + 1], true); //  [cpeX, cpeY]

            return kendo.format("C {0},{1} {2},{3} {4},{5}", cps[0], cps[1], cpe[0], cpe[1], point[0], point[1]);
        };
    }

    function controlPoint(lineCalc) {
        return function (current, previous, next, reverse) {
            // when 'current' is the first or last point of the array
            // 'previous' and 'next' are undefined
            // replace with 'current'
                var p = previous || current;
                var n = next || current;
                var smooth = 0.1;

                // properties of the line between previous and next
                var l = lineCalc(p, n);

                // If is end-control-point, add PI to the angle to go backward
                var angle = l.angle + (reverse ? Math.PI : 0);
                var length = l.length * smooth;

                // The control point position is relative to the current point
                var x = current[0] + Math.cos(angle) * length;
                var y = current[1] + Math.sin(angle) * length;

                return [x, y];
        };
    }

    function line (pointA, pointB) {
        var lengthX = pointB[0] - pointA[0];
        var lengthY = pointB[1] - pointA[1];

        return {
            length: Math.sqrt(Math.pow(lengthX, 2) + Math.pow(lengthY, 2)),
            angle: Math.atan2(lengthY, lengthX)
        };
    }

    function getColorFromHSV (hsva) {
        var hue = fitIntoBounds(hsva.h, 0, 359.9);
        var saturation = fitIntoBounds(hsva.s, 0, 1);
        var value = fitIntoBounds(hsva.v, 0, 1);
        var alpha = fitIntoBounds(hsva.a, 0, 1);

        return Color.fromHSV(hue, saturation, value, alpha).toCssRgba();
    }

    extend(colorpicker, {
        contrastToolUtils: {
            getContrastFromTwoRGBAs: getContrastFromTwoRGBAs,
            renderSvgCurveLine: renderSvgCurveLine
        }
    });

})(window.kendo.jQuery);

(function($, undefined$1) {
    // WARNING: removing the following jshint declaration and turning
    // == into === to make JSHint happy will break functionality.

    var kendo = window.kendo,
        ui = kendo.ui,
        Observable = kendo.Observable,
        parseColor = kendo.parseColor,
        extend = $.extend,
        encode = kendo.htmlEncode,
        Color = kendo.Color,
        KEYS = kendo.keys,
        BACKGROUNDCOLOR = "background-color",
        WHITE = "#ffffff",
        BLACK = "#000000",
        NS = ".kendoColorTools",
        KEYDOWN_NS = "keydown" + NS,
        ColorSelector = ui.colorpicker.ColorSelector,

        contrastToolUtils = ui.colorpicker.contrastToolUtils;

    function preventDefault(ev) { ev.preventDefault(); }

    function bind(callback, obj) {
        return function() {
            return callback.apply(obj, arguments);
        };
    }

    var ColorInput = Observable.extend({
        init: function(element, options) {
            var that = this;

            that.element = element;
            that.options = options;

            that._viewModel = kendo.observable({
                switchMode: that.switchMode.bind(that),
                keydown: that.keydown.bind(that),
                isHEXMode: function () { return this.get("format") === 'hex' },
                isRGBMode: function () { return this.get("format") === 'rgb' },
                format: options.format,
                formats: options.formats,
                rgb: null,
                hex: function () {
                    return this.get("rgb") !== null && this.get("rgb").toCss({alpha: options.opacity});
                }
            });

            that._changeHandler = that.change.bind(that);

            that._viewModel.bind("change", that._changeHandler);

            that._render();

            that.element.on(KEYDOWN_NS, that.keydown.bind(that));

            Observable.fn.init.call(that);
        },
        _template: kendo.template(({ options, ns }) => {
            let optionsSize = encode(options.size);
            let optionsTabIndex = encode(options.tabindex);

            let vStackElement = "";
            if (options.formats && options.formats.length > 1) {
                let optionsMessagesToggleFormat = encode(options.messages.toggleFormat);

                vStackElement =
                '<div class="k-vstack">' +
                    `<button class="k-colorgradient-toggle-mode" data-${ns}role="button" data-${ns}icon="caret-alt-expand" data data-${ns}bind="click: switchMode" data-${ns}fill-mode="flat" data-${ns}size="${optionsSize}" title="${optionsMessagesToggleFormat}">` +
                    '</button>' +
                '</div>';
            }

            // HEX input
            let hexInputElement = "";
            if (options.formats && options.formats.indexOf("hex") >= 0) {
                let optionsMessagesHex = encode(options.messages.hex);

                hexInputElement =
                `<div class="k-vstack${options._showAdaptiveView ? " k-flex-1" : ""}" data-${ns}bind="visible: isHEXMode">` +
                    `<input type="text" data-${ns}bind="value: hex" data-${ns}role="textbox" data-${ns}size="${optionsSize}" tabindex="${optionsTabIndex}"  aria-label="${optionsMessagesHex}"/>` +
                    '<label class="k-colorgradient-input-label">HEX</label>' +
                '</div>';
            }

            // RGBA input
            let rgbaInputElement = "";
            if (options.formats && options.formats.indexOf("rgb") >= 0) {
                let optionsMessagesRed = encode(options.messages.red);
                let optionsMessagesGreen = encode(options.messages.green);
                let optionsMessagesBlue = encode(options.messages.blue);

                rgbaInputElement =
                `<div class="k-vstack" data-${ns}bind="visible: isRGBMode">` +
                    `<input tabindex="${optionsTabIndex}" data-${ns}bind="value: rgb.r" data-${ns}role="numerictextbox" data-${ns}size="${optionsSize}" data-${ns}max="255" data-${ns}min="0" data-${ns}decimals="0" data-${ns}spinners="false" data-${ns}format="n0" aria-label="${optionsMessagesRed}" inputmode="decimal"/>` +
                    '<label class="k-colorgradient-input-label">R</label>' +
                '</div>' +
                `<div class="k-vstack" data-${ns}bind="visible: isRGBMode">` +
                    `<input tabindex="${optionsTabIndex}" data-${ns}bind="value: rgb.g" data-${ns}role="numerictextbox" data-${ns}size="${optionsSize}" data-${ns}max="255" data-${ns}min="0" data-${ns}decimals="0" data-${ns}spinners="false" data-${ns}format="n0" aria-label="${optionsMessagesGreen}" inputmode="decimal"/>` +
                    '<label class="k-colorgradient-input-label">G</label>' +
                '</div>' +
                `<div class="k-vstack" data-${ns}bind="visible: isRGBMode">` +
                    `<input tabindex="${optionsTabIndex}" data-${ns}bind="value: rgb.b" data-${ns}role="numerictextbox" data-${ns}size="${optionsSize}" data-${ns}max="255" data-${ns}min="0" data-${ns}decimals="0" data-${ns}spinners="false" data-${ns}format="n0" aria-label="${optionsMessagesBlue}" inputmode="decimal"/>` +
                    '<label class="k-colorgradient-input-label">B</label>' +
                '</div>';

                if(options.opacity) {
                    let optionsMessagesAlpha = options.messages.alpha;
                    rgbaInputElement +=
                    `<div class="k-vstack" data-${ns}bind="visible: isRGBMode">` +
                        `<input tabindex="${optionsTabIndex}" data-${ns}bind="value: rgb.a" data-${ns}role="numerictextbox" data-${ns}size="${optionsSize}" data-${ns}step="0.1" data-${ns}max="1" data-${ns}min="0" data-${ns}decimals="1" data-${ns}spinners="false" data-${ns}format="n1" aria-label="${optionsMessagesAlpha}" inputmode="decimal"/>` +
                        '<label class="k-colorgradient-input-label">A</label>' +
                    '</div>';
                }
            }

            return vStackElement + hexInputElement + rgbaInputElement;
        }),
        destroy: function(){
            var that = this;

            that._viewModel.unbind("change", that._changeHandler);
            kendo.unbind(that.element);
            kendo.destroy(that.element);
            that.element.off(KEYDOWN_NS);
            delete that._viewModel;
            delete that._changeHandler;
        },
        change: function (ev) {
            var that = this;

            if (ev.field.indexOf("rgb") >= 0) {
                that._color = that._tryParseColor(that._viewModel.rgb.toCssRgba());
                that._viewModel.set("hex", that._color.toCss({ alpha: that.options.opacity }));
            } else if (ev.field === "hex") {
                that._color = that._tryParseColor(ev.sender[ev.field]);
                that._viewModel.set("rgb", that._color);
            }

            if (!that._preventChangeEvent) {
                that.trigger("change", {value: that._color});
            }
        },
        keydown: function (ev) {
            var that = this,
                textbox = $(ev.target).data("kendoTextBox");

            if (ev.keyCode === KEYS.ENTER && $(ev.target).is("input")) {
                if(textbox && textbox._change) {
                    textbox._change();
                }

                that.trigger("change", {value: that._color});
                that.trigger("select", {value: that._color});
            }
        },
        reset: function () {
            var that = this;

            that._preventChangeEvent = true;
            that._viewModel.set("rgb", parseColor(BLACK));
            delete that._preventChangeEvent;
        },
        switchMode: function() {
            var that = this,
                model = that._viewModel,
                currentFormat = model.format,
                index = model.formats.indexOf(currentFormat) + 1;

            index = index >= model.formats.length ? 0 : index;

            that._preventChangeEvent = true;
            that._viewModel.set("format", model.formats[index]);
            delete that._preventChangeEvent;
        },
        value: function (color) {
            var that = this;

            that._color = (color && color.toBytes()) || parseColor(BLACK);
            that._preventChangeEvent = true;
            that._viewModel.set("rgb", that._color);
            delete that._preventChangeEvent;
        },
        _render: function() {
            var that = this;

            that.element
                .append(that._template({ ns: kendo.ns, guid: kendo.guid(), options: that.options }))
                .parent();

            kendo.bind(that.element, that._viewModel);
            that.element.attr("data-" + kendo.ns + "stop", "stop");
        },
        _tryParseColor: function (color) {
            var that = this;

            try {
                color = parseColor(color) || that._color;
            } catch (error) {
                color = that._color;
            }

            return color;
        }
    });

    var ColorGradient = ColorSelector.extend({
        init: function (element, options) {
            var that = this,
                value;

            ColorSelector.fn.init.call(that, element, options);

            options = that.options = kendo.deepExtend({}, that.options, options);

            if (options.messages.previewInput) {
                options.messages.hex = options.messages.previewInput;
            }

            options.messages = options.messages ? $.extend(that.options.messages, options.messages) : that.options.messages;

            that._wrapper();
            that._sliders();
            that._hsvArea();

            value = that._value;

            that._gradientInputs();
            that._updateUI(value);
            that._navigation();
        },
        options: {
            name : "ColorGradient",
            opacity : false,
            hsvDragARIATemplate: (data) => `Color well with two-dimensional slider for selecting saturation and value. Selected color is ${data || "none"}`,
            input : true,
            format: "hex",
            formats: ["rgb", "hex"],
            contrastTool: false,
            size: "medium",
            messages: {
                contrastRatio: "Contrast ratio:",
                fail: "Fail",
                pass: "Pass",
                hex: "HEX",
                toggleFormat: "Toggle format",
                red: "Red channel",
                green: "Green channel",
                blue: "Blue channel",
                alpha: "Alpha channel"
            },
            _otOfPicker: true,
            _showAdaptiveView: false,
        },
        _template: kendo.template((options) =>
                `<div class="k-colorgradient-canvas ${options._showAdaptiveView ? "k-vstack" : "k-hstack" }">` +
                    '<div class="k-hsv-rectangle"><div class="k-hsv-gradient"><div role="slider" aria-orientation="undefined" class="k-hsv-draghandle k-draghandle"></div></div></div>' +
                    `<div class="k-hsv-controls ${options._showAdaptiveView ? "k-vstack" : "k-hstack" }">` +
                        '<input class="k-hue-slider k-colorgradient-slider" />' +
                        (options.opacity ? '<input class="k-alpha-slider k-colorgradient-slider" />' : '') +
                    '</div>' +
                '</div>' +
                (options.input ? '<div class="k-colorgradient-inputs k-hstack"></div>' : '') +
                (options.contrastTool ? '<div class="k-colorgradient-color-contrast k-vbox"></div>' : '')
        ),
        focus: function() {
            this._hsvHandle.trigger("focus");
        },
        setBackgroundColor: function(color) {
            var that = this;

            if (that.options.contrastTool) {
                that.options.contrastTool = $.isPlainObject(that.options.contrastTool) ? extend({}, that.options.contrastTool, {
                    backgroundColor: color
                }) : {
                    backgroundColor: color
                };

                that._updateColorContrast(that.color() || parseColor(WHITE));
            }
        },
        _getHSV: function(h, s, v, a) {
            var that = this,
                rect = that._hsvRect,
                width = rect.width(),
                height = rect.height(),
                handlePosition = this._hsvHandle.position();

            if(!width || !height) {
                return that.color() ? that.color().toHSV() : parseColor(BLACK);
            }

            if (h == null) {
                h = that._hueSlider.value();
            }
            if (s == null) {
                s = handlePosition.left / width;
            }
            if (v == null) {
                v = 1 - handlePosition.top / height;
            }
            if (a == null) {
                a = that._opacitySlider ? that._opacitySlider.value() / 100 : 1;
            }
            return Color.fromHSV(h, s, v, a);
        },
        _gradientInputs: function() {
            var that = this,
                options = that.options;

            if(that._colorgradientInputs.length) {
                that._colorInput = new ColorInput(that._colorgradientInputs, extend({}, options, {
                    tabindex: 0
                }));

                that._colorInput.bind("change", function(ev){
                    that._updateUI(ev.value, true);
                });

                that._colorInput.bind("select", function(ev){
                    var color = parseColor(ev.value);
                    that._select(color);
                    that.trigger("forceSelect", { value: that.value() });
                });
            }
        },
        _hsvArea: function() {
            var that = this,
                wrapper = that.wrapper,
                hsvRect = wrapper.find(".k-hsv-rectangle"),
                hsvHandle = hsvRect.find(".k-draghandle").attr("tabIndex", 0).on(KEYDOWN_NS, bind(that._hsvKeydown, that)),
                value = this.value();

            if (value && value.indexOf("rgba") > -1) {
                value = value.replace("rgba", "RGBA");
            }
            if (!this._hsvDragAriaTemplate) {
                this._hsvDragAriaTemplate = kendo.template(this.options.hsvDragARIATemplate);
            }

            hsvHandle.attr("aria-label", this._hsvDragAriaTemplate(value || ''));

            function update(x, y) {
                var offset = this.offset,
                    dx = x - offset.left, dy = y - offset.top,
                    rw = this.width, rh = this.height,
                    dxrw = dx > rw ? rw : dx,
                    dyrh = dy > rh ? rh : dy,
                    resultX, resultY;

                dx = dx < 0 ? 0 : dxrw;
                dy = dy < 0 ? 0 : dyrh;
                resultX = dx / rw;
                resultY = 1 - dy / rh;

                that._svChange(resultX, resultY);
            }

            that._hsvEvents = new kendo.UserEvents(hsvRect, {
                global: true,
                press: function(e) {
                    this.offset = kendo.getOffset(hsvRect);
                    this.width = hsvRect.width();
                    this.height = hsvRect.height();
                    hsvHandle.trigger("focus");
                    update.call(this, e.x.location, e.y.location);
                },
                start: function() {
                    hsvRect.addClass("k-dragging");
                    hsvHandle.trigger("focus");
                },
                move: function(e) {
                    e.preventDefault();
                    update.call(this, e.x.location, e.y.location);
                },
                end: function() {
                    hsvRect.removeClass("k-dragging");
                }
            });

            that._hsvRect = hsvRect;
            that._hsvHandle = hsvHandle;
        },
        _hsvKeydown: function(ev) {
            var that = this;
            function move(prop, d) {
                var c = that._getHSV();
                c[prop] += d * (ev.shiftKey ? 0.01 : 0.05);
                if (c[prop] < 0) { c[prop] = 0; }
                if (c[prop] > 1) { c[prop] = 1; }
                that._updateUI(c);
                preventDefault(ev);
            }
            function hue(d) {
                var c = that._getHSV();
                c.h += d * (ev.shiftKey ? 1 : 5);
                if (c.h < 0) { c.h = 0; }
                if (c.h > 359) { c.h = 359; }
                that._updateUI(c);
                preventDefault(ev);
            }
            switch (ev.keyCode) {
            case KEYS.LEFT:
                if (ev.ctrlKey) {
                    hue(-1);
                } else {
                    move("s", -1);
                }
                break;
            case KEYS.RIGHT:
                if (ev.ctrlKey) {
                    hue(1);
                } else {
                    move("s", 1);
                }
                break;
            case KEYS.UP:
                move(ev.ctrlKey && that._opacitySlider ? "a" : "v", 1);
                break;
            case KEYS.DOWN:
                move(ev.ctrlKey && that._opacitySlider ? "a" : "v", -1);
                break;
            case KEYS.ENTER:
                that._select(that._getHSV());
                break;
            case KEYS.F2:
                that._colorInput.element.find("input").trigger("focus").select();
                break;
            case KEYS.ESC:
                that._cancel();
                break;
            }
        },
        _onEnable: function(enable) {
            var wrapper = this.wrapper;

            this._hueSlider.enable(enable);

            if (this._opacitySlider) {
                this._opacitySlider.enable(enable);
            }

            wrapper.find("input").attr("disabled", !enable);

            if (this.options._standalone) {
                if (enable) {
                    wrapper.removeAttr("aria-disabled");
                } else {
                    wrapper.attr("aria-disabled", true);
                }
            }
        },
        _reset: function () {
            var that = this;

            if (that._colorInput) {
                that._colorInput.reset();
            }

            that._resetHsv();
            that._resetColorContrast();
        },
        _resetColorContrast: function () {
            var that = this,
                contrastOptions = that.options.contrastTool;

            if(that._contrastTool.length) {
                that._updateColorContrast(contrastOptions.backgroundColor ? parseColor(contrastOptions.backgroundColor) : parseColor(WHITE));
            }
        },
        _resetHsv: function () {
            var that = this,
                color = parseColor(BLACK);

            that._updateHsv(color);
        },
        _sliders: function() {
            var that = this,
                wrapper = that.wrapper,
                hueSlider = wrapper.find(".k-hue-slider"),
                opacitySlider = wrapper.find(".k-alpha-slider");

            function hueChange(e) {
                that._updateUI(that._getHSV(e.value, null, null, null));
            }

            const slidersOrientation = that.options._showAdaptiveView ? "horizontal" : "vertical";

            hueSlider.attr("aria-label", "hue");
            that._hueSlider = hueSlider.kendoSlider({
                min: 0,
                max: 360,
                tickPlacement: "none",
                showButtons: false,
                orientation: slidersOrientation,
                slide: hueChange,
                change: hueChange
            }).data("kendoSlider");

            function opacityChange(e) {
                that._updateUI(that._getHSV(null, null, null, e.value / 100));
            }

            opacitySlider.attr("aria-label", "opacity");
            that._opacitySlider = opacitySlider.kendoSlider({
                min: 0,
                max: 100,
                tickPlacement: "none",
                showButtons: false,
                orientation: slidersOrientation,
                slide: opacityChange,
                change: opacityChange
            }).data("kendoSlider");
        },
        _svChange: function(s, v) {
            var color = this._getHSV(null, s, v, null);
            this._updateUI(color);
        },
        _updateColorContrast: function(color) {
            var that = this,
                contrastOptions = that.options.contrastTool,
                backgroundColor = contrastOptions.backgroundColor ? parseColor(contrastOptions.backgroundColor) : parseColor(WHITE),
                contrastRatio = contrastToolUtils.getContrastFromTwoRGBAs(parseColor(color.toCssRgba()), backgroundColor),
                contrastRatioTemplate = kendo.template(({ messages, ratio }) =>
                                            '<div class="k-contrast-ratio">' +
                                                `<span class="k-contrast-ratio-text">${encode(messages.contrastRatio)} ${encode(kendo.toString(ratio, "n2"))}</span>` +
                                                '<span class="k-contrast-validation !k-text-success">' +
                                                    (ratio > 4.5 ?  kendo.ui.icon("check") : '') +
                                                    (ratio > 7 ?  kendo.ui.icon("check") : '') +
                                            '</span></div>'),
                labelTemplate = kendo.template(({ messages, ratio, limit, level }) =>
                                            '<div>' +
                                                `<span>${encode(level)}: ${encode(limit)} </span>` +
                                                (ratio > limit ?
                                                `<span class="k-contrast-validation !k-text-success">${encode(messages.pass)} ${kendo.ui.icon("check")}</span>`
                                                :
                                                `<span class="k-contrast-validation !k-text-error">${encode(messages.fail)} ${kendo.ui.icon("x")}</span>`) +
                                            '</div>'),
                output = "";

            output += contrastRatioTemplate({
                messages: that.options.messages,
                ratio: contrastRatio,
            });

            output += labelTemplate({
                messages: that.options.messages,
                ratio: contrastRatio,
                limit: 4.5,
                level: "AA"
            });

            output += labelTemplate({
                messages: that.options.messages,
                ratio: contrastRatio,
                limit: 7,
                level: "AAA"
            });

            that._contrastTool.find(".k-contrast-ratio, div").remove();
            that._contrastTool.append(output);

            that._updateContrastSvg(backgroundColor);
        },
        _updateContrastSvg: function(backgroundColor) {
            var that = this,
                hsvRect = that._hsvRect,
                svgClassName = "k-color-contrast-svg",
                metrics = { width: hsvRect.width(), height: hsvRect.height() },
                newSvg;

            if (!metrics.width || !metrics.height) {
                return;
            }

            newSvg = $(contrastToolUtils.renderSvgCurveLine(metrics, that._getHSV(), backgroundColor)).addClass(svgClassName);
            kendo.applyStylesFromKendoAttributes(newSvg, ["position", "overflow", "pointer-events", "left", "top", "z-index"]);

            hsvRect.find("." + svgClassName).remove();
            hsvRect.append(newSvg);
        },
        _updateHsv: function (color) {
            var that = this,
                rect = that._hsvRect;

            color = color.toHSV();

            that._hsvHandle.css({
                // saturation is 0 on the left side, full (1) on the right
                left: color.s * rect.width() + "px",
                // value is 0 on the bottom, full on the top.
                top: (1 - color.v) * rect.height() + "px"
            });

            that._hueElements.css(BACKGROUNDCOLOR, Color.fromHSV(color.h, 1, 1, 1).toCss());
            that._hueSlider.value(color.h);

            if (that._opacitySlider) {
                that._opacitySlider.wrapper.find(".k-slider-track").css("background", `linear-gradient(to ${that.options._showAdaptiveView ? "right" : "top"}, transparent, ` + Color.fromHSV(color.h, 1, 1, 1).toCss());
                that._opacitySlider.value(100 * color.a);
            }

            that._updateHsvAria(color.s, color.v);
        },
        _updateHsvAria: function(x,y) {
            var value = this.value();

            if (value && value.indexOf("rgba") > -1) {
                value = value.replace("rgba", "RGBA");
            }

            this._hsvHandle.attr({
                "aria-label": this._hsvDragAriaTemplate(value || ''),
                "aria-valuenow": Math.round(x * 100),
                "aria-valuetext": "saturation: " + Math.round(x * 100) + "%, value: " + Math.round(y * 100) + "%"
            });
        },
        _updateUI: function(color, dontChangeInput) {
            var that = this;

            if (!color) {
                that._reset();
                return;
            }

            if (!dontChangeInput && that._colorInput) {
                that._colorInput.value(color);
            }

            that._triggerSelect(color);
            that._updateHsv(color);

            if (that._contrastTool.length) {
                that._updateColorContrast(color);
            }
        },
        _addSizeClass: function(specificSize) {
            const options = this.options;

            this.wrapper.removeClass("k-colorgradient-lg k-colorgradient-md k-colorgradient-sm");
            let size = specificSize || options.size;

            if (size) {
                let sizeClass = "k-colorgradient-";

                switch (size) {
                    case "large":
                        sizeClass += "lg";
                        break;
                    case "small":
                        sizeClass += "sm";
                        break;
                    default:
                        sizeClass += "md";
                        break;
                }
                this.wrapper.addClass(sizeClass);
            }
        },

        _wrapper: function() {
            var options = this.options,
                wrapper;

            if (this.element.is("input")) {
                wrapper = this.element.addClass("k-hidden").wrap("<div>").parent();
            } else {
                wrapper = this.element;
            }

            wrapper.addClass("k-colorgradient")
                .attr({
                    "role": "textbox",
                    "aria-keyshortcuts": "Enter"
                })
                .append(this._template(options));

                this._hueElements = $(".k-hsv-rectangle, .k-alpha-slider .k-slider-track", wrapper);
                this._colorgradientInputs = $(".k-colorgradient-inputs", wrapper);
                this._contrastTool = $(".k-colorgradient-color-contrast", wrapper);

                this.wrapper = wrapper;

                this._addSizeClass();
        },
        destroy: function (){
            this._hsvEvents.destroy();

            this._hueSlider.destroy();
            if (this._opacitySlider) {
                this._opacitySlider.destroy();
            }

            if(this._colorInput) {
                this._colorInput.destroy();
            }

            this._hueSlider = this._opacitySlider = this._hsvRect = this._hsvHandle =
                this._hueElements = this._selectedColor = this._colorAsText =
                this._contrastTool = null;

            ColorSelector.fn.destroy.call(this);
        }
    });

    ui.plugin(ColorGradient);

})(window.kendo.jQuery);

(function($, undefined$1){
    // WARNING: removing the following jshint declaration and turning
    // == into === to make JSHint happy will break functionality.

    var kendo = window.kendo,
        ui = kendo.ui,
        parseColor = kendo.parseColor,
        KEYS = kendo.keys,
        DOT = ".",
        BACKGROUNDCOLOR = "background-color",
        ITEMSELECTEDCLASS = "k-selected",
        ITEMSFOCUSEDCLASS = "k-focus",
        TILE_CLASS = "k-colorpalette-tile",
        SIMPLEPALETTE = "000000,7f7f7f,880015,ed1c24,ff7f27,fff200,22b14c,00a2e8,3f48cc,a349a4,ffffff,c3c3c3,b97a57,ffaec9,ffc90e,efe4b0,b5e61d,99d9ea,7092be,c8bfe7",
        WEBPALETTE = "FFFFFF,FFCCFF,FF99FF,FF66FF,FF33FF,FF00FF,CCFFFF,CCCCFF,CC99FF,CC66FF,CC33FF,CC00FF,99FFFF,99CCFF,9999FF,9966FF,9933FF,9900FF,FFFFCC,FFCCCC,FF99CC,FF66CC,FF33CC,FF00CC,CCFFCC,CCCCCC,CC99CC,CC66CC,CC33CC,CC00CC,99FFCC,99CCCC,9999CC,9966CC,9933CC,9900CC,FFFF99,FFCC99,FF9999,FF6699,FF3399,FF0099,CCFF99,CCCC99,CC9999,CC6699,CC3399,CC0099,99FF99,99CC99,999999,996699,993399,990099,FFFF66,FFCC66,FF9966,FF6666,FF3366,FF0066,CCFF66,CCCC66,CC9966,CC6666,CC3366,CC0066,99FF66,99CC66,999966,996666,993366,990066,FFFF33,FFCC33,FF9933,FF6633,FF3333,FF0033,CCFF33,CCCC33,CC9933,CC6633,CC3333,CC0033,99FF33,99CC33,999933,996633,993333,990033,FFFF00,FFCC00,FF9900,FF6600,FF3300,FF0000,CCFF00,CCCC00,CC9900,CC6600,CC3300,CC0000,99FF00,99CC00,999900,996600,993300,990000,66FFFF,66CCFF,6699FF,6666FF,6633FF,6600FF,33FFFF,33CCFF,3399FF,3366FF,3333FF,3300FF,00FFFF,00CCFF,0099FF,0066FF,0033FF,0000FF,66FFCC,66CCCC,6699CC,6666CC,6633CC,6600CC,33FFCC,33CCCC,3399CC,3366CC,3333CC,3300CC,00FFCC,00CCCC,0099CC,0066CC,0033CC,0000CC,66FF99,66CC99,669999,666699,663399,660099,33FF99,33CC99,339999,336699,333399,330099,00FF99,00CC99,009999,006699,003399,000099,66FF66,66CC66,669966,666666,663366,660066,33FF66,33CC66,339966,336666,333366,330066,00FF66,00CC66,009966,006666,003366,000066,66FF33,66CC33,669933,666633,663333,660033,33FF33,33CC33,339933,336633,333333,330033,00FF33,00CC33,009933,006633,003333,000033,66FF00,66CC00,669900,666600,663300,660000,33FF00,33CC00,339900,336600,333300,330000,00FF00,00CC00,009900,006600,003300,000000",
        NS = ".kendoColorTools",
        FOCUS_NS = "focus" + NS,
        CLICK_NS = "click" + NS,
        KEYDOWN_NS = "keydown" + NS,
        BLUR_NS = "blur" + NS,
        ColorSelector = ui.colorpicker.ColorSelector;

    function preventDefault(ev) { ev.preventDefault(); }

    function bind(callback, obj) {
        return function() {
            return callback.apply(obj, arguments);
        };
    }

    var ColorPalette = ColorSelector.extend({
        init: function(element, options) {
            var that = this;

            ColorSelector.fn.init.call(that, element, options);

            that._tabIndex = this.element.attr("tabindex") || 0;

            that._wrapper();

            options = that.options;

            that._selectedID = (options.ariaId || kendo.guid()) + "_selected";
            that._ariaTemplate = kendo.template(that.options.ARIATemplate);

            if (that._value) {
                that._updateUI(that._value);
                that.wrapper.find(DOT + ITEMSFOCUSEDCLASS).removeClass(ITEMSFOCUSEDCLASS);
            }

            that.wrapper.attr("aria-label", that._ariaTemplate(that.value() || ""));

            that._attachEvents();
        },
        focus: function(){
            if (this.wrapper && !this.wrapper.is("[unselectable='on']")) {
                this.wrapper.trigger("focus");
            }
        },
        options: {
            name: "ColorPalette",
            columns: 10,
            tileSize: null,
            palette: "basic",
            size: "medium",
        },
        _attachEvents: function() {
            var that = this;

            that.wrapper.on(CLICK_NS, DOT + TILE_CLASS, function(ev){
                that._select(ev.currentTarget);
            })
            .on(KEYDOWN_NS, bind(that._keydown, that))
            .on(BLUR_NS, function(){
                that.wrapper.find(DOT + TILE_CLASS).removeClass(ITEMSFOCUSEDCLASS);
            })
            .on(FOCUS_NS, bind(that._focus, that));
        },
        _colors: function() {
            var options = this.options,
                colors = options.palette || "basic";

            if (colors == "websafe") {
                colors = WEBPALETTE;
                options.columns = 18;
            } else if (colors == "basic") {
                colors = SIMPLEPALETTE;
            }

            if (typeof colors == "string") {
                colors = colors.split(",");
            }

            if (Array.isArray(colors)) {
                colors = $.map(colors, function(x) { return parseColor(x); });
            }

            return colors;
        },
        _current: function(item) {
            this.wrapper.find(DOT + TILE_CLASS)
                .removeClass(ITEMSFOCUSEDCLASS)
                .removeAttr("id");

            $(item)
                .addClass(ITEMSFOCUSEDCLASS)
                .attr("id", this._selectedID);

            this.wrapper
                .removeAttr("aria-activedescendant")
                .attr("aria-activedescendant", this._selectedID);
        },
        _focus: function() {
            var wrapper = this.wrapper,
                selected = wrapper.find("#" + this._selectedID);

            if (selected.length === 0) {
                this._current(wrapper.find(DOT + TILE_CLASS).first());
            }
        },
        _keydown: function(e) {
            var newCurrent,
                wrapper = this.wrapper,
                items = wrapper.find(DOT + TILE_CLASS),
                current = items.filter(DOT + ITEMSFOCUSEDCLASS).get(0) || items.filter(DOT + ITEMSELECTEDCLASS).get(0),
                keyCode = e.keyCode,
                currentParentSibling,
                index;

            if (current) {
                index = Array.prototype.indexOf.call(current.parentNode.children, current);
            }

            if (keyCode == KEYS.LEFT) {
                newCurrent = current ? current.previousSibling : items[items.length - 1];
            } else if (keyCode == KEYS.RIGHT) {
                newCurrent = current ? current.nextSibling : items[0];
            } else if (keyCode == KEYS.DOWN) {
                currentParentSibling = current && current.parentNode.nextSibling ? current.parentNode.nextSibling.children[index] : null;
                newCurrent = current ? currentParentSibling : items[0];
            } else if (keyCode == KEYS.UP) {
                currentParentSibling = current && current.parentNode.previousSibling ? current.parentNode.previousSibling.children[index] : null;
                newCurrent = current ? currentParentSibling : items.get[items.length - 1];
            } else if (keyCode == KEYS.ENTER) {
                preventDefault(e);
                if (current) {
                    this._select(current);
                    this.trigger("forceSelect", { value: this.value() });
                    return;
                }
            } else if (keyCode == KEYS.ESC) {
                this._cancel();
            }

            if (newCurrent && newCurrent.nodeType !== 1) {
                newCurrent = null;
            }

            if (newCurrent) {
                preventDefault(e);

                this._current(newCurrent);
            }
        },
        _onEnable: function(enable) {
            if (this.options._standalone) {
                if (enable) {
                    this.wrapper.attr("tabindex", this._tabIndex);
                    this.wrapper.removeAttr("aria-disabled");
                } else {
                    this.wrapper.removeAttr("tabindex");
                    this.wrapper.attr("aria-disabled", true);
                }
            }
        },
        _select: function(item) {
            var that = this,
                items = that.wrapper.find(DOT + TILE_CLASS);

            item = $(item);

            ColorSelector.fn._select.call(that, item.css(BACKGROUNDCOLOR));

            items.removeClass(ITEMSELECTEDCLASS).removeAttr("aria-selected");
            item.addClass(ITEMSELECTEDCLASS).attr("aria-selected", true);
        },
        _template: kendo.template(({colors, columns, tileSize, value, id}) => {
            let startPart = '<table class="k-colorpalette-table" role="presentation"><tr role="row">';

            let cellElements = "";
            for (var i = 0; i < colors.length; ++i) {
                let selected = colors[i].equals(value);
                if (i && i % columns == 0) {
                    cellElements += '</tr><tr role="row">';
                }

                cellElements +=
                `<td role="gridcell" unselectable="on" ${kendo.attr("style-background-color")}="${colors[i].toCss()}"` +
                    `${selected ? " aria-selected=true" : ""} ` +
                    `${(id && i === 0) ? 'id=\\"' + id + '\\" ' : '' } ` +

                    `class="k-colorpalette-tile${selected ? " " + ITEMSELECTEDCLASS : ""}" ` +
                    `aria-label="${colors[i].toCss()}"></td>`;
            }

            let endPart = '</tr></table>';
            return startPart + cellElements + endPart;
        }),
        _tileSize: function() {
            var tileSize = this.options.tileSize,
                width, height;

            if (tileSize) {
                if (/number|string/.test(typeof tileSize)) {
                    width = height = parseFloat(tileSize);
                } else if (typeof tileSize == "object") {
                    width = parseFloat(tileSize.width);
                    height = parseFloat(tileSize.height);
                } else {
                    throw new Error("Unsupported value for the 'tileSize' argument");
                }
                this.wrapper.find(DOT + TILE_CLASS).css({ width: width, height: height });
            }
        },
        _updateUI: function(color) {
            var item = null,
                items = this.wrapper.find(DOT + TILE_CLASS);

            this.wrapper.find(DOT + TILE_CLASS).each(function(){
                var c = parseColor($(this).css(BACKGROUNDCOLOR));

                if (c && c.equals(color)) {
                    item = this;

                    return false;
                }
            });

            this._current(item);

            items.removeClass(ITEMSELECTEDCLASS);

            if (item) {
                $(item).addClass(ITEMSELECTEDCLASS);
                this.wrapper.attr("aria-label", this._ariaTemplate(this.value() || ""));
            }
        },
        _addSizeClass: function(specificSize) {
            const options = this.options;

            this.wrapper.removeClass("k-colorpalette-lg k-colorpalette-md k-colorpalette-sm");
            let size = specificSize || options.size;

            if (size) {
                let sizeClass = "k-colorpalette-";

                switch (size) {
                    case "large":
                        sizeClass += "lg";
                        break;
                    case "small":
                        sizeClass += "sm";
                        break;
                    default:
                        sizeClass += "md";
                        break;
                }
                this.wrapper.addClass(sizeClass);
            }
        },
        _wrapper: function() {
            var options = this.options,
                colors = this._colors(),
                wrapper,
                templateElement;

            if (this.element.is("input")) {
                wrapper = this.element.addClass("k-hidden").wrap("<div>").parent();
            } else {
                wrapper = this.element;
            }

            templateElement = $(this._template({
                colors: colors,
                columns: options.columns,
                tileSize: options.tileSize,
                value: this._value,
                id: options.ariaId
            }));

            kendo.applyStylesFromKendoAttributes(templateElement, ["background-color"]);
            wrapper.addClass("k-colorpalette")
                .attr("role", "grid")
                .append(templateElement)
                .attr("tabindex", this._tabIndex);

            this.wrapper = wrapper;
            this._addSizeClass();
            this._tileSize();
        }
    });


    ui.plugin(ColorPalette);


})(window.kendo.jQuery);

(function($, undefined$1){
    // WARNING: removing the following jshint declaration and turning
    // == into === to make JSHint happy will break functionality.

    var kendo = window.kendo,
        ui = kendo.ui,
        html = kendo.html,
        Color = kendo.Color,
        extend = $.extend,
        encode = kendo.htmlEncode,
        BACKGROUNDCOLOR = "background-color",
        MESSAGES = {
            apply  : "Apply",
            cancel : "Cancel",
            noColor: "no color",
            clearColor: "Clear color",
            previewInput: null,
            contrastRatio: "Contrast ratio:",
            fail: "Fail",
            pass: "Pass",
            hex: "HEX",
            toggleFormat: "Toggle format",
            red: "Red",
            green: "Green",
            blue: "Blue",
            alpha: "Alpha",
            gradient: "Gradient view",
            palette: "Palette view"
        },
        NS = ".kendoColorTools",
        CLICK_NS = "click" + NS,
        KEYDOWN_NS = "keydown" + NS,
        ColorSelector = ui.colorpicker.ColorSelector,
        KEYS = kendo.keys,

        NO_COLOR = "k-no-color",
        SELECTED = "k-selected",
        PREVIEW_MASK = ".k-color-preview-mask",

        ARIA_PRESSED = "aria-pressed",
        ARIA_DISABLED = "aria-disabled",

        VIEWS = {
            "gradient": ui.ColorGradient,
            "palette": ui.ColorPalette
        };

    function bind(callback, obj) {
        return function() {
            return callback.apply(obj, arguments);
        };
    }

    var FlatColorPicker = ColorSelector.extend({
        init: function(element, options) {
            var that = this;

            if (options && options.autoupdate === false) {
                options._standalone = false;
            }

            ColorSelector.fn.init.call(that, element, options);
            options = that.options = kendo.deepExtend({}, that.options, options);

            that._wrapper();

            var value = that.color();

            that._changeView(options.view);

            that._setViewSize();

            if (value) {
                that._updateUI(value);
                that._previousColor.children(PREVIEW_MASK).css(BACKGROUNDCOLOR, value.toDisplay());
                that._selectedColor.children(PREVIEW_MASK).css(BACKGROUNDCOLOR, value.toDisplay());
            } else {
                that._selectedColor.addClass(NO_COLOR);
                that._previousColor.addClass(NO_COLOR);
            }

            that._attachEvents();
            that._navigation();
        },
        destroy: function() {
            var that = this;

            ColorSelector.fn.destroy.call(this);

            if (that._view) {
                that._view.destroy();
                that._viewsContainer.empty();
            }

            that.element.off(NS);

            that._selectedColor = that._previousColor = that._viewsContainer = that._view = null;
        },
        options: {
            name: "FlatColorPicker",
            opacity: false,
            buttons: false,
            input: true,
            preview: true,
            clearButton: false,
            format: "hex",
            formats: ["rgb", "hex"],
            view: "gradient",
            views: ["gradient", "palette"],
            palette: null,
            autoupdate : true,
            backgroundColor: null,
            columns: 10,
            tileSize: 24,
            messages   : MESSAGES,
            size: "medium", // Fake styling option to accomplish colorpicker's size for textbox and button
            _otOfPicker: true,
            _showAdaptiveView: false,
        },
        setBackgroundColor: function (color) {
            var that = this;

            if(that._view && that._view.setBackgroundColor) {
                that._view.setBackgroundColor(color);
            }
        },
        _attachEvents: function() {
            var that = this;

            that.wrapper
                .on(KEYDOWN_NS, bind(that._keydown, that))
                .on(CLICK_NS, ".k-button[data-command]", function () {
                    that._clearColor = true;
                    that._updateUI(null);
                    that._view.value(null);
                })
                .on(CLICK_NS, ".k-coloreditor-apply", function(){
                    if(that._clearColor) {
                        that._select(null);
                    } else {
                        that._select(that._view.color());
                    }
                })
                .on(CLICK_NS, ".k-coloreditor-cancel", function(){
                    delete that._clearColor;
                    that._updateUI(that.color());
                    that._cancel();
                })
                .on(CLICK_NS, ".k-button[data-view]", function(ev){
                    var viewButton =  $(ev.target).closest("[data-view]");

                    if(viewButton.is("." + SELECTED)) {
                        return;
                    }

                    that.wrapper.find(".k-button[data-view]").removeClass(SELECTED).attr(ARIA_PRESSED, false);
                    viewButton.addClass(SELECTED).attr(ARIA_PRESSED, true);
                    that._changeView(viewButton.data("view"));
                });
        },
        _select: function(value) {
            var that = this;

            ColorSelector.fn._select.call(that, value);

            that._updatePreviousColor(value);
        },
        _updatePreviousColor: function (value) {
            var that = this;

            if (value) {
                that._previousColor.removeClass(NO_COLOR);
                that._previousColor.children(PREVIEW_MASK).css(BACKGROUNDCOLOR, value.toDisplay());
            } else {
                that._previousColor.addClass(NO_COLOR);
                that._previousColor.children(PREVIEW_MASK).css(BACKGROUNDCOLOR, "");
            }
        },
        _changeView: function (mode) {
            var that = this,
                options = $.extend({}, that.options),
                selector =  VIEWS[mode],
                selectedColor, hsvColor;

            if(that._view && that._view._colorInput) {
                that.options.format = that._view._colorInput._viewModel.format;
            }

            that.options.view = mode;

            delete options.name;
            delete options.change;
            delete options.select;
            delete options.cancel;
            delete options._standalone;
            
            const size = options._showAdaptiveView ? "large" : options.size;

            if (that._view) {
                selectedColor = that._view.color();
                that._view.destroy();
                that._viewsContainer.empty();
            }

            if (selectedColor) {
                selectedColor = selectedColor.toHSV();
                hsvColor = Color.fromHSV(that._cachedHue || 0, selectedColor.s, selectedColor.v, selectedColor.a);
                that._cachedHue = selectedColor.toHSV().h;
                selectedColor = selectedColor.equals(hsvColor) ? hsvColor : selectedColor;
            }

            options._otOfPicker = false;

            if (selector) {
                that._view = new VIEWS[mode]($("<div></div>").appendTo(that._viewsContainer), { ...options, size });
                that._view.value(selectedColor);

                that._view.bind("change", function (ev) {
                    delete that._clearColor;
                    that._updateUI(ev.sender.color(), true);
                });

                that._view.bind("forceSelect", function (ev) {
                    delete that._clearColor;
                    that._select(ev.sender.color());
                });
            }
        },
        _onEnable: function(enable) {
            var that = this;

            if (that._view) {
                that._view._onEnable(enable);
            }

            if (that.options._standalone) {
                if (enable) {
                    that.wrapper.removeAttr(ARIA_DISABLED);
                } else {
                    that.wrapper.attr(ARIA_DISABLED, true);
                }
            }
        },
        focus: function() {
            var that = this;

            if (that._view) {
                that._view.focus();
            }
        },
        _updateUI: function(color, dontChangeView) {
            var that = this;

            if (color && color.toDisplay) {
                that._selectedColor.removeClass(NO_COLOR);
                that._selectedColor.children(PREVIEW_MASK).css(BACKGROUNDCOLOR, color.toDisplay());
            } else {
                that._selectedColor.addClass(NO_COLOR);
                that._selectedColor.children(PREVIEW_MASK).css(BACKGROUNDCOLOR, "");
            }

            that._triggerSelect(color);

            if (that.options.autoupdate) {
                that._updatePreviousColor(color);
            }

            if(!dontChangeView) {
                that._view.value(color);
            }
        },
        _setViewSize: function() {
            var that = this,
                wrapper = that.wrapper[0],
                previewWidth = parseInt((that.options.tileSize.width || that.options.tileSize), 10),
                previewHeight = parseInt((that.options.tileSize.width || that.options.tileSize), 10),
                previewColumns = that.options.columns;

            wrapper.style.setProperty("--kendo-color-preview-columns", previewColumns);
            wrapper.style.setProperty("--kendo-color-preview-width", previewWidth + "px");
            wrapper.style.setProperty("--kendo-color-preview-height", previewHeight + "px");
        },
        _keydown: function(e) {
            if (e.keyCode == KEYS.ESC) {
                this._cancel();
            }
        },
        _template: function () {
            var that = this,
                options = that.options,
                buttonOptions = extend({}, options, {
                    fillMode: "flat",
                    themeColor: "base",
                    rounded: "medium",
                    size: options._showAdaptiveView ? "large" : options.size
                });

            return kendo.template((options, buttonOptions) =>
                    '<div class="k-coloreditor-header k-hstack">' +
                        ((options.views && options.views.length > 1) ?
                        '<div class="k-coloreditor-header-actions k-hstack">' +
                            '<div role="group" class="k-button-group k-button-group-flat">' +
                                html.renderButton(`<button aria-pressed="false" data-view="gradient" title="${encode(options.messages.gradient)}"></button>`, extend({ icon: "droplet-slider" }, buttonOptions)) +
                                html.renderButton(`<button aria-pressed="false" data-view="palette" title="${encode(options.messages.palette)}"></button>`, extend({ icon: "palette" }, buttonOptions)) +
                            '</div>' +
                        '</div>'
                        : '') +
                        '<div class="k-spacer"></div>' +
                        '<div class="k-coloreditor-header-actions k-hstack">' +
                            (options.clearButton ?
                            html.renderButton(`<button data-command="reset" title="${encode(options.messages.clearColor)}"></button>`, extend({ icon: "droplet-slash" }, buttonOptions))
                            : '') +
                            (options.preview ?
                            '<div class="k-coloreditor-preview k-vstack">' +
                                '<span class="k-coloreditor-preview-color k-color-preview">' +
                                    '<span class="k-color-preview-mask"></span>' +
                                '</span>' +
                                '<span class="k-coloreditor-current-color k-color-preview">' +
                                    '<span class="k-color-preview-mask"></span>' +
                                '</span>' +
                            '</div>'
                            : '') +
                        '</div>' +
                    '</div>' +
                    '<div class="k-coloreditor-views k-vstack"></div>' +
                    (options.buttons ?
                    '<div class="k-coloreditor-footer k-actions k-actions-start k-actions-horizontal">' +
                        html.renderButton(`<button class="k-coloreditor-apply" title="${encode(options.messages.apply)}">${encode(options.messages.apply)}</button>`, extend({}, buttonOptions, { fillMode: "solid", themeColor: "primary" })) +
                        html.renderButton(`<button class="k-coloreditor-cancel" title="${encode(options.messages.cancel)}">${encode(options.messages.cancel)}</button>`, extend({}, buttonOptions, { fillMode: "solid" })) +
                    '</div>'
                    : '')
                )(options, buttonOptions);
        },

        _addSizeClass: function(specificSize) {
            const options = this.options;

            this.wrapper.removeClass("k-coloreditor-lg k-coloreditor-md k-coloreditor-sm");
            let size = specificSize || options.size;

            if (size) {
                let sizeClass = "k-coloreditor-";

                switch (size) {
                    case "large":
                        sizeClass += "lg";
                        break;
                    case "small":
                        sizeClass += "sm";
                        break;
                    default:
                        sizeClass += "md";
                        break;
                }
                this.wrapper.addClass(sizeClass);
            }
        },

        _wrapper: function() {
            var options = this.options,
                wrapper;

            if (this.element.is("input")) {
                wrapper = this.element.addClass("k-hidden").wrap("<div>").parent();
            } else {
                wrapper = this.element;
            }

            wrapper.addClass("k-flatcolorpicker k-coloreditor")
                .attr({
                    "role": "textbox",
                    "aria-keyshortcuts": "Enter"
                })
                .append(this._template());

            this._selectedColor = $(".k-coloreditor-preview-color", wrapper);
            this._previousColor = $(".k-coloreditor-current-color", wrapper);
            this._viewsContainer = $(".k-coloreditor-views", wrapper);

            wrapper.find(".k-button[data-view=" + options.view + "]").addClass(SELECTED).attr(ARIA_PRESSED, true);

            this.wrapper = wrapper;
            this._addSizeClass();
        }
    });

    ui.plugin(FlatColorPicker);
})(window.kendo.jQuery);

const __meta__ = {
    id: "colorpicker",
    name: "Color tools",
    category: "web",
    description: "Color selection widgets",
    depends: [ "core", "color", "popup", "slider", "userevents", "button", "binder", "textbox", "numerictextbox", "html.button", "icons", "actionsheet" ]
};

(function($, undefined$1) {
    // WARNING: removing the following jshint declaration and turning
    // == into === to make JSHint happy will break functionality.

    var kendo = window.kendo,
        ui = kendo.ui,
        Widget = ui.Widget,
        Color = kendo.Color,
        parseColor = kendo.parseColor,
        KEYS = kendo.keys,
        BACKGROUNDCOLOR = "background-color",
        MESSAGES = {
            apply: "Apply",
            cancel: "Cancel",
            noColor: "no color",
            clearColor: "Clear color",
            previewInput: null,
            contrastRatio: "Contrast ratio:",
            fail: "Fail",
            pass: "Pass",
            hex: "HEX",
            toggleFormat: "Toggle format",
            red: "Red",
            green: "Green",
            blue: "Blue",
            alpha: "Alpha",
            gradient: "Gradient view",
            palette: "Palette view",
        },
        NS = ".kendoColorTools",
        CLICK_NS = "click" + NS,
        KEYDOWN_NS = "keydown" + NS,
        ColorSelector = ui.colorpicker.ColorSelector,
        FlatColorPicker = ui.FlatColorPicker;

    /* -----[ The ColorPicker widget ]----- */

    var ColorPicker = Widget.extend({
        init: function(element, options) {
            var that = this;

            // Legacy support for the cases where only palette is defined
            if (options && options.palette && !options.view) {
                options.view = "palette";
            }

            Widget.fn.init.call(that, element, options);
            options = that.options = kendo.deepExtend({}, that.options, options);
            element = that.element;

            let value = parseColor(options.value || element.attr("value") || element.val(), true);
            that._value = options.value = value;

            var _buttonHtml = kendo.html.renderButton('<button class="k-input-button" unselectable="on" aria-label="select" tabindex="-1"></button>', $.extend({}, that.options, {
                icon: "caret-alt-down"
            }));

            var content = that._inputWrapper = that.wrapper = $(that._template($.extend({}, that.options, {
                _buttonHtml: _buttonHtml
            })));

            that._applyCssClasses();
            element.hide().after(content);

            if (element.is("input")) {
                element.appendTo(content);
                that._preventDefaultLabelClick();
            }

            that._tabIndex = element.attr("tabIndex") || 0;

            that.enable(!element.attr("disabled"));

            var accesskey = element.attr("accesskey");
            if (accesskey) {
                element.attr("accesskey", null);
                content.attr("accesskey", accesskey);
            }

            that.bind("activate", function(ev) {
                if (!ev.isDefaultPrevented()) {
                    that.toggle();
                }
            });

            that._bindMediaQueries();
            that._updateUI(value);
        },
        destroy: function() {
            this.wrapper.off(NS).find("*").off(NS);
            if (this._popup) {
                this._selector.destroy();
                this._popup.destroy();
            }
            this._selector = this._popup = this.wrapper = null;
            Widget.fn.destroy.call(this);
        },
        enable: function(enable) {
            var that = this,
                wrapper = that.wrapper,
                arrow = wrapper.find(".k-input-button");

            if (arguments.length === 0) {
                enable = true;
            }

            that.element.attr("disabled", !enable);
            wrapper.attr("aria-disabled", !enable);

            arrow.off(NS).on("mousedown" + NS, preventDefault);

            wrapper.addClass("k-disabled")
                .removeAttr("tabIndex")
                .add("*", wrapper).off(NS);

            if (enable) {
                wrapper.removeClass("k-disabled")
                    .attr("tabIndex", that._tabIndex)
                    .on("mouseenter" + NS, function() { wrapper.addClass("k-hover"); })
                    .on("mouseleave" + NS, function() { wrapper.removeClass("k-hover"); })
                    .on("focus" + NS, function() { wrapper.addClass("k-focus"); })
                    .on("blur" + NS, function() { wrapper.removeClass("k-focus"); })
                    .on(KEYDOWN_NS, bind(that._keydown, that))
                    .on(CLICK_NS, ".k-input-button", bind(that.toggle, that))
                    .on(CLICK_NS, ".k-input-inner", function() {
                        that.trigger("activate");
                    });
            } else {
                that.close();
            }
        },

        _adaptiveView: function() {
            const that = this;

            if (!that._popup) {
                that._getPopup();
            } else if (!that._popup.fullscreen) {
                that._popup.destroy();
                that._popup = null;
                that._getPopup();
            } else if (!that._showAdaptiveView) {
                that._popup.wrapper && that._popup.wrapper.remove();
                that._popup.destroy();
                that._popup = null;
            }

            that._toggleAdaptiveModeSizeClasses(that._showAdaptiveView);
        },

        _toggleSizeClassesForElement: function(element, size, className) {
            if (element && element.length) {
                if (element.data("handler") && element.data("handler")._addSizeClass) {
                    if (size) {
                        return element.data("handler")._addSizeClass(size);
                    }

                    return element.data("handler")._addSizeClass();
                }

                if (!element.is("." + className)) {
                    element = element.closest("." + className);
                }

                element.removeClass(`${className}-sm ${className}-md ${className}-lg`);

                if (size) {
                    element.addClass(`${className}-${size}`);
                }
            }
        },

        _toggleAdaptiveModeSizeClasses: function(toggle) {
            const that = this;
            const wrapper = that._popup && that._popup.wrapper;
            const adaptiveSize = "large";

            const classes = {
                flatColorPicker: "k-coloreditor",
                colorGradient: "k-colorgradient",
                colorPalette: "k-colorpalette",
            };

            const flatColorPicker = wrapper && wrapper.length && wrapper.find("." + classes.flatColorPicker);
            const colorGradient = wrapper && wrapper.length && wrapper.find("." + classes.colorGradient);
            const colorPalette = wrapper && wrapper.length && wrapper.find("." + classes.colorPalette);

            if (toggle) {
                that._toggleSizeClassesForElement(flatColorPicker, adaptiveSize);
                that._toggleSizeClassesForElement(colorGradient, adaptiveSize);
                that._toggleSizeClassesForElement(colorPalette, adaptiveSize);

            } else {
                that._toggleSizeClassesForElement(flatColorPicker);
                that._toggleSizeClassesForElement(colorGradient);
                that._toggleSizeClassesForElement(colorPalette);
            }
        },

        _bindMediaQueries: function() {
            const that = this;
            const isAdaptive = that.options.adaptiveMode === "auto";

            if (isAdaptive) {
                that.largeMQL = kendo.mediaQuery("large");
                that.mediumMQL = kendo.mediaQuery("medium");
                that.smallMQL = kendo.mediaQuery("small");

                that.smallMQL
                    .onEnter(() => {
                        that._showAdaptiveView = true;

                        that._adaptiveView();
                        that._popup.fullscreen(true);
                    });

                that.mediumMQL
                    .onEnter(() => {
                        that._showAdaptiveView = true;

                        that._adaptiveView();
                        that._popup.fullscreen(false);
                    });

                that.largeMQL
                    .onEnter(() => {
                        that._showAdaptiveView = false;

                        that._adaptiveView();
                    });
            } else {
                that.smallMQL && that.smallMQL.destroy();
                that.mediumMQL && that.mediumMQL.destroy();
                that.largeMQL && that.largeMQL.destroy();

                that._showAdaptiveView = false;
            }
        },

        _template: kendo.template(({ toolIcon, _buttonHtml }) =>
           '<span role="combobox" aria-haspopup="dialog" aria-expanded="false" class="k-colorpicker k-picker k-icon-picker">' +
                '<span class="k-input-inner">' +
                    `<span class="k-value-icon k-color-preview ${toolIcon ? 'k-icon-color-preview' : ''}">` +
                        (toolIcon ? kendo.ui.icon({ icon: toolIcon, iconClass: "k-color-preview-icon" }) : '') +
                        '<span class="k-color-preview-mask"></span>' +
                    '</span>' +
                '</span >' +
                _buttonHtml +
            '</span>'
        ),

        options: {
            name: "ColorPicker",
            closeOnSelect: false,
            contrastTool: false,
            palette: null,
            columns: 10,
            toolIcon: null,
            value: null,
            messages: MESSAGES,
            opacity: false,
            buttons: true,
            preview: true,
            clearButton: false,
            input: true,
            format: "hex",
            formats: ["rgb", "hex"],
            view: "gradient",
            views: ["gradient", "palette"],
            backgroundColor: null,
            ARIATemplate: (data) => `Current selected color is ${data || "none"}`,
            size: "medium",
            rounded: "medium",
            fillMode: "solid",
            adaptiveMode: "none",
            adaptiveTitle: null,
            adaptiveSubtitle: null,
        },

        events: [ "activate", "change", "select", "open", "close" ],

        open: function() {
            if (!this.element.prop("disabled")) {
                this._getPopup().open();
            }
        },
        close: function() {
            var selOptions = (this._selector && this._selector.options) || {};
            selOptions._closing = true;
            this._getPopup().close();

            delete selOptions._closing;
        },
        toggle: function() {
            if (!this.element.prop("disabled")) {
                this._getPopup().toggle();
            }
        },
        setBackgroundColor: function(color) {
            var that = this,
                handler = function() { that._selector.setBackgroundColor(color); };

            that.options.contrastTool.backgroundColor = color;

            if (that._selector && (that._popup && that._popup.visible())) {
                that._selector.setBackgroundColor(color);
            } else if (that._popup) {
                that._popup.unbind("activate", handler);
                that._popup.bind("activate", handler);
            }
        },
        _noColorIcon: function() {
            return this.wrapper.find(".k-color-preview");
        },
        color: ColorSelector.fn.color,
        value: ColorSelector.fn.value,
        _select: ColorSelector.fn._select,
        _triggerSelect: ColorSelector.fn._triggerSelect,
        _isInputTypeColor: ColorSelector.fn._isInputTypeColor,

        _preventDefaultLabelClick: function() {
            // if there exists a <label> associated with this
            // input field, we must catch clicks on it to prevent
            // the built-in color picker from showing up.
            // https://github.com/telerik/kendo-ui-core/issues/292
            var that = this,
                element = that.element,
                label = element.closest("label"),
                id = element.attr("id");

            if (id) {
                label = label.add('label[for="' + id + '"]');
            }
            label.on("click", function(ev) {
                that.open();
                ev.preventDefault();
            });
        },

        _updateUI: function(value, dontChangeSelector) {
            this._updateInput(value);
            this._triggerSelect(value);

            this.wrapper.find(".k-color-preview-mask").css(
                BACKGROUNDCOLOR,
                value ? value.toDisplay() : ""
            );

            this._noColorIcon().toggleClass("k-no-color", !value);

            if (this._selector && !dontChangeSelector) {
                this._selector.value(value);
            }
        },
        _updateInput: function(value) {
            var formattedValue = "";

            if (value) {
                if (this._isInputTypeColor() || value.a == 1) {
                    // seems that input type="color" doesn't support opacity
                    // in colors; the only accepted format is hex #RRGGBB
                    formattedValue = value.toCss();
                } else {
                    formattedValue = value.toCssRgba();
                }

                this.element.val(formattedValue);
            }

            if (!this._ariaTemplate) {
                this._ariaTemplate = kendo.template(this.options.ARIATemplate);
            }

            this.wrapper.attr("aria-label", this._ariaTemplate(formattedValue));
        },
        _keydown: function(ev) {
            var key = ev.keyCode;
            if (this._getPopup().visible()) {
                if (key == KEYS.ESC) {
                    this._selector._cancel();
                } else {
                    this._selector._keydown(ev);
                }
                preventDefault(ev);
            }
            else if (key == KEYS.ENTER || key == KEYS.DOWN) {
                this.open();
                preventDefault(ev);
            }
        },

        _actionFooterButtons: function() {
            const that = this;

            const buttons = [
                {
                    command: "cancel",
                    text: "Cancel",
                    size: "large",
                    fillMode: that.options.fillMode,
                    themeColor: "base",
                },
                {
                    command: "apply",
                    text: "Apply",
                    size: "large",
                    fillMode: that.options.fillMode,
                    themeColor: "primary"
                }
            ];
            let buttonsHtml = "";

            buttons.forEach(buttonOptions => {
                const command = buttonOptions.command;
                const text = buttonOptions.text;

                delete buttonOptions.command;
                delete buttonOptions.text;

                buttonsHtml += kendo.html.renderButton(`<button data-command=${command}>${text}</button>`, buttonOptions);
            });

            return buttonsHtml;
        },

        _actionSheetApply: function() {
            const that = this._selector;
            if (that._clearColor) {
                that._select(null);
            } else {
                that._select(that._view.color());
            }
        },

        _actionSheetCancel: function() {
            const that = this._selector;
            delete that._clearColor;
            that._updateUI(that.color());
            that._cancel();
        },

        _getPopup: function() {
            var that = this, popup = that._popup;
            const isAdaptive = that._showAdaptiveView;

            if (!popup) {
                var options = that.options;
                var selectorType;

                selectorType = FlatColorPicker;

                options.autoupdate = options.buttons !== true && !isAdaptive;
                options._showAdaptiveView = isAdaptive;

                delete options.select;
                delete options.change;
                delete options.cancel;

                options._otOfPicker = false;

                var id = kendo.guid();

                var selectorWrapper = $(`<div id="${id}" class=${ !isAdaptive ? "k-colorpicker-popup" : ''}></div>`).appendTo(document.body);
                var selector = that._selector = new selectorType($('<div></div>').appendTo(selectorWrapper), { ...options, buttons: !isAdaptive && options.buttons, value: isAdaptive ? that._value : that.options.value });

                that.wrapper.attr("aria-controls", id);

                if (isAdaptive) {
                    that._popup = popup = selectorWrapper.kendoActionSheet({
                        adaptive: true,
                        closeButton: {
                            icon: "check",
                            themeColor: "primary",
                        },
                        hideOverflowContent: true,
                        title: options.adaptiveTitle ? kendo.htmlEncode(options.adaptiveTitle) : "Choose Color",
                        subtitle: options.adaptiveSubtitle ? kendo.htmlEncode(options.adaptiveSubtitle) : "",
                        footerTemplate: that._actionFooterButtons(),
                    }).data("kendoActionSheet");

                    popup._footer.addClass("k-actions k-actions-horizontal k-actions-stretched");

                    popup._footer.on("click", "button[data-command]", function(e) {
                        const command = $(e.currentTarget).data("command");

                        switch (command) {
                            case "apply":
                                that._actionSheetApply();
                                break;

                            case "cancel":
                                that._actionSheetCancel();
                                break;
                        }
                    });
                } else {
                    that._popup = popup = selectorWrapper.kendoPopup({
                        anchor: that.wrapper,
                        adjustSize: { width: 5, height: 0 }
                    }).data("kendoPopup");
                }

                selector.bind({
                    select: function(ev) {
                        that._updateUI(parseColor(ev.value), true);
                    },
                    change: function(ev) {
                        if (that.options.buttons || isAdaptive) {
                            that._select(selector.color());
                        } else {
                            that._updateUI(parseColor(ev.value), true);
                        }

                        if ((that.options.buttons || isAdaptive) || (that._selector.options.view === "palette" && that.options.closeOnSelect)) {
                            that.close();
                        }
                    },
                    cancel: function() {
                        that.close();
                    }
                });
                popup.bind({
                    close: function(ev) {
                        if (that.trigger("close")) {
                            ev.preventDefault();
                            return;
                        }
                        that.wrapper.removeClass("k-focus");

                        var color = selector.color();

                        if (!that.options.buttons || !isAdaptive) {
                            that._select(color);
                        } else {
                            that._select(that.color());
                        }

                        color = that.color();

                        if (color && color.h) {
                            that._cachedHue = color.h;
                        }

                        const parentSelector = isAdaptive ? ".k-actionsheet" : ".k-colorpicker-popup";

                        var clickedOutside = event &&
                            event instanceof MouseEvent &&
                            $(event.target).parents(parentSelector).length === 0;

                        if (!clickedOutside) {
                            setTimeout(function() {
                                if (that.wrapper && !that.wrapper.is("[unselectable='on']")) {
                                    that.wrapper.trigger("focus");
                                }
                            }, 0);
                        }

                        that.wrapper.attr("aria-expanded", false);
                    },
                    open: function(ev) {
                        if (that.trigger("open")) {
                            ev.preventDefault();
                        } else {
                            that.wrapper.addClass("k-focus");
                            that.wrapper.attr("aria-expanded", true);
                        }
                    },
                    activate: function() {
                        var hsvColor,
                            selectedColor = that.color();

                        if (isAdaptive) {
                            resizeSliders(selector);
                        }

                        if (selectedColor) {
                            selectedColor = selectedColor.toHSV();
                            hsvColor = Color.fromHSV(that._cachedHue || 0, selectedColor.s, selectedColor.v, selectedColor.a);
                            selectedColor = selectedColor.equals(hsvColor) ? hsvColor : selectedColor;
                        }

                        selector.value(selectedColor);
                        selector.focus();
                        that.wrapper.addClass("k-focus");
                    }
                });
            }
            return popup;
        }
    });

    function resizeSliders(selectorInstance) {
        const view = selectorInstance._view;

        if (view) {
            if (view._hueSlider) {
                view._hueSlider.resize();
            }

            if (view._opacitySlider) {
                view._opacitySlider.resize();
            }
        }
    }

    function preventDefault(ev) { ev.preventDefault(); }

    function bind(callback, obj) {
        return function() {
            return callback.apply(obj, arguments);
        };
    }

    ui.plugin(ColorPicker);

    kendo.cssProperties.registerPrefix("ColorPicker", "k-picker-");

    kendo.cssProperties.registerValues("ColorPicker", [{
        prop: "rounded",
        values: kendo.cssProperties.roundedValues.concat([['full', 'full']])
    }]);

})(window.kendo.jQuery);
var kendo$1 = kendo;

exports.__meta__ = __meta__;
exports.default = kendo$1;