441 lines
No EOL
16 KiB
JavaScript
441 lines
No EOL
16 KiB
JavaScript
/*
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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(function ($) {
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'use strict';
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var uhrGlobals = {
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"id": 0,
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"languages": [],
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"themes": [],
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registerLanguage: function registerLanguage(code, language) {
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var alreadyExists = uhrGlobals.languages.some(function (element) {
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if (code === element.code) {
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console.error("Error: Language code '" + code + "' cannot be registered for language '" + language.language + "' because it is already registered for language '" + element.language + "'!");
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return true;
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}
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return false;
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});
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if (!alreadyExists) {
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language.code = code;
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uhrGlobals.languages.push(language);
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}
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}
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};
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// auto-detect themes
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$('link[rel=stylesheet]').each(function (index, item) {
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var styleSheet = $(item);
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var styleClass = styleSheet.attr('data-class');
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if (styleClass !== undefined) {
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var name = styleSheet.attr('data-name');
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if (name === undefined) {
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name = styleClass;
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}
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uhrGlobals.themes.push({'styleClass': styleClass, 'name': name});
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}
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});
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// fall-back if no theme was included
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if (uhrGlobals.themes.length === 0) {
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uhrGlobals.themes.push({});
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}
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// public interface methods (exported later)
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var start = function start() {
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if (!isOn(this)) {
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var uhr = this;
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this.timer = window.setInterval(function uhrTimer() {
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uhr.options.time = new Date();
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update(uhr);
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}, 1000);
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update(this);
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setCookie(this, 'uhr-status', 'on');
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}
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};
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var stop = function stop() {
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if (isOn(this)) {
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window.clearInterval(this.timer);
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this.timer = null;
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update(this);
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setCookie(this, 'uhr-status', 'off');
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}
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};
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var toggle = function toggle() {
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if (isOn(this)) {
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this.stop();
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} else {
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this.start();
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}
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};
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var setLanguage = function setLanugage(languageKey) {
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if (languageKey !== this.options.language) {
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this.options.language = languageKey;
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var renderer = new UhrRenderer(language(this), this.element.find('.letterarea'));
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var uhr = this;
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renderer.render(this, function () {
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uhr.currentMinute = -1;
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update(uhr);
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});
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setCookie(this, 'uhr-language', languageKey);
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update(this);
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}
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};
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var setTheme = function setTheme(theme) {
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if (theme !== this.options.theme) {
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this.element.removeClass(this.options.theme).addClass(theme);
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$('#uhr-onoffswitch' + this.id).removeClass(this.options.theme).addClass(theme);
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this.options.theme = theme;
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setCookie(this, 'uhr-theme', theme);
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}
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};
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var setTime = function setTime(time) {
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this.currentMinute = -1;
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if (time === null) {
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this.options.time = new Date();
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} else {
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if (this.timer !== null) {
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window.clearInterval(this.timer);
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}
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this.options.time = time;
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}
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update(this);
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};
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// private interface methods
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var create = function create() {
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this.id = uhrGlobals.id++;
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this.timer = null;
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this.currentMinute = -1;
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var userTime = this.options.time;
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if (this.options.time === undefined) {
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this.options.time = new Date();
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}
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setupHTML(this);
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wireFunctionality(this);
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if (userTime !== undefined) {
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this.time(userTime);
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}
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};
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// private helper methods (not exported)
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// set up
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var setupHTML = function setupHTML(uhr) {
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var e = uhr.element;
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// Base clock area
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e.addClass('uhr');
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e.empty();
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e.append('<span class="item dot dot1"></span>');
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e.append('<span class="item dot dot2"></span>');
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e.append('<span class="item dot dot3"></span>');
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e.append('<span class="item dot dot4"></span>');
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e.append('<div class="letterarea"></div>');
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e.append('<div class="reflection"></div>');
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e.css('width', uhr.options.width);
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var realWidth = e.width();
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e.width(realWidth);
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e.height(realWidth);
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e.css('font-size', (realWidth / 40) + 'px');
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if (uhr.options.controls) {
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// on/off switch
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var toggleSwitch = $('<div class="onoffswitch" id="uhr-onoffswitch' + uhr.id + '"></div>');
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toggleSwitch.append('<input type="checkbox" class="onoffswitch-checkbox" id="uhr-onoffswitch-checkbox' + uhr.id + '" checked="checked" />');
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toggleSwitch.append('<label class="onoffswitch-label" for="uhr-onoffswitch-checkbox' + uhr.id + '">'
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+ '<div class="onoffswitch-inner"></div>'
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+ '<div class="onoffswitch-switch"></div>'
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+ '</label>');
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e.after(toggleSwitch);
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// language chooser
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if (uhrGlobals.languages.length > 1) {
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var languageChooser = $('<select id="uhr-languagechooser' + uhr.id + '"></select>');
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uhrGlobals.languages.forEach(function (item) {
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languageChooser.append('<option value="' + item.code + '">' + item.language + '</option>');
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});
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e.after(languageChooser);
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}
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// theme chooser
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if (uhrGlobals.themes.length > 1) {
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var themeChooser = $('<select id="uhr-themechooser' + uhr.id + '"></select>');
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uhrGlobals.themes.forEach(function (item) {
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themeChooser.append('<option value="' + item.styleClass + '">' + item.name + '</option>');
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});
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e.after(themeChooser);
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}
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}
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};
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var wireFunctionality = function wireFunctionality(uhr) {
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// on/off switch
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var toggleSwitch = $('#uhr-onoffswitch-checkbox' + uhr.id);
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toggleSwitch.on('click', function () {
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uhr.toggle();
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});
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var status = $.cookie('uhr-status' + uhr.id);
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if (status === undefined || uhr.options.force) {
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status = uhr.options.status;
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}
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toggleSwitch.prop('checked', status === 'on');
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if (status === 'on') {
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uhr.start();
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} else {
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uhr.stop();
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}
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// language chooser
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var languageChooser = $('#uhr-languagechooser' + uhr.id);
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languageChooser.on('change', function () {
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uhr.language(this.value);
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});
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var selectedLanguage = $.cookie('uhr-language' + uhr.id);
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if (selectedLanguage === undefined || uhr.options.force) {
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selectedLanguage = uhr.options.language;
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}
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var found = uhrGlobals.languages.some(function (item) {
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return selectedLanguage === item.code;
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});
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if (!found) {
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var fallbackLanguage;
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if (uhrGlobals.languages.length > 0) {
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fallbackLanguage = uhrGlobals.languages[0].code;
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} else {
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fallbackLanguage = '';
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}
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console.warn("Language '" + selectedLanguage + "' not found! Using fallback '" + fallbackLanguage + "'");
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selectedLanguage = fallbackLanguage;
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}
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languageChooser.val(selectedLanguage);
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uhr.options.language = "";
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uhr.language(selectedLanguage);
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// theme chooser
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var themeChooser = $('#uhr-themechooser' + uhr.id);
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themeChooser.on('change', function () {
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uhr.theme(this.value);
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});
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var selectedTheme = $.cookie('uhr-theme' + uhr.id);
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if (selectedTheme === undefined || uhr.options.force) {
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selectedTheme = uhr.options.theme;
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}
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found = uhrGlobals.themes.some(function (item) {
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return selectedTheme === item.styleClass;
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});
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if (!found) {
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var fallbackTheme = uhrGlobals.themes[0].styleClass;
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console.warn("Theme '" + selectedTheme + "' not found! Using fallback '" + fallbackTheme + "'");
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selectedTheme = fallbackTheme;
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}
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themeChooser.val(selectedTheme);
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uhr.options.theme = "";
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uhr.theme(selectedTheme);
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};
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var setCookie = function setCookie(uhr, cookieName, cookieValue) {
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var options = {};
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if (uhr.options.cookiePath !== undefined) {
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options = {expires: 365, path: uhr.options.cookiePath};
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} else {
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options = {expires: 365};
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}
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$.cookie(cookieName + uhr.id, cookieValue, options);
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};
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// business logic
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var isOn = function isOn(uhr) {
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return uhr.timer !== null;
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};
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var update = function update(uhr) {
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if (isOn(uhr)) {
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var time = uhr.options.time;
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if (time.getMinutes() === uhr.currentMinute) {
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return;
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}
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uhr.currentMinute = time.getMinutes();
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show(uhr, time);
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} else {
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clear(uhr);
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uhr.currentMinute = -1;
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}
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};
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var show = function show(uhr, time) {
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var dotMinute = getDotMinute(uhr, time);
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var hour = getHour(uhr, time);
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var coarseMinute = getCoarseMinute(uhr, time);
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clear(uhr);
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highlight(uhr, 'on');
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for (var i = 1; i <= dotMinute; i++) {
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highlight(uhr, 'dot' + i);
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}
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highlight(uhr, 'minute' + coarseMinute);
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highlight(uhr, 'hour' + hour);
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};
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var highlight = function highlight(uhr, itemClass) {
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uhr.element.find('.item.' + itemClass).addClass('active');
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};
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var clear = function clear(uhr) {
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uhr.element.find('.item').removeClass('active');
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};
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var getDotMinute = function getDotMinute(uhr, date) {
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if (typeof language(uhr).getDotMinute === 'function') {
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return language(uhr).getDotMinute(date);
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}
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var minutes = date.getMinutes();
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return minutes % 5;
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};
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var getCoarseMinute = function getCoarseMinute(uhr, date) {
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if (typeof language(uhr).getCoarseMinute === 'function') {
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return language(uhr).getCoarseMinute(date);
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}
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return date.getMinutes();
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};
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var getHour = function getHour(uhr, date) {
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if (typeof language(uhr).getHour === 'function') {
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return language(uhr).getHour(date);
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}
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var hour = date.getHours();
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if (date.getMinutes() >= 25) {
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return (hour + 1) % 24;
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}
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return hour;
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};
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var language = function language(uhr) {
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var matchingLanguages = uhrGlobals.languages.filter(function (element) {
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return (element.code === this.options.language);
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}, uhr);
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if (matchingLanguages.length > 0) {
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return matchingLanguages[0];
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}
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// fallback: return empty object
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return {};
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};
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$.widget("fritteli.uhr", {
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"options": {
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width: '100%',
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status: 'on',
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language: 'de_CH',
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theme: uhrGlobals.themes[0].styleClass,
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force: false,
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controls: true,
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cookiePath: undefined
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},
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"start": start,
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"stop": stop,
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"toggle": toggle,
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"language": setLanguage,
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"theme": setTheme,
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"time": setTime,
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// constructor method
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"_create": create
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});
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$.fritteli.uhr.register = uhrGlobals.registerLanguage;
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/**
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* Hilfsklasse zum Rendern der Uhr.
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* @param layout Layout-Objekt, das gerendert werden soll.
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* @param renderarea Das jQuery-gewrappte HTML-Element, auf dem gerendert werden soll.
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*/
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function UhrRenderer(layout, renderarea) {
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this.render = function render(uhr, beforeshow) {
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if (layout.parsed === undefined) {
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switch (layout.version) {
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case 2:
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var delegate = new UhrRendererV2Delegate(layout);
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var parsedLayout = delegate.parse();
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Object.defineProperty(layout, "parsed", {"value": parsedLayout, "writable": false, "configurable": false});
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break;
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default:
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console.warn("Unknown layout version: '" + layout.version + "'");
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return;
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}
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}
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var letters = layout.parsed;
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renderarea.fadeOut('fast', function () {
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renderarea.empty();
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letters.forEach(function (line, index, array) {
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line.forEach(function (letter) {
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renderarea.append(letter.toString());
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});
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if (index < array.length - 1) {
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renderarea.append('<br/>');
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}
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});
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if (typeof beforeshow === 'function') {
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beforeshow();
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}
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renderarea.fadeIn('fast');
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});
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};
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}
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function UhrRendererV2Delegate(layout) {
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function parseArrayOrObject(letters, styleClass, input) {
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if (Array.isArray(input)) {
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input.forEach(function (item) {
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parseObject(letters, styleClass, item);
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});
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} else {
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parseObject(letters, styleClass, input);
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}
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}
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function parseObject(letters, styleClass, object) {
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Object.keys(object).forEach(function (y) {
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var highlightLetters = object[y];
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highlightLetters.forEach(function (x) {
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letters[y - 1][x - 1].addStyle(styleClass);
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});
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});
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}
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function parseTimeDefinition(letters, styleClass, definition) {
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Object.keys(definition).forEach(function (listString) {
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var array = listString.split(',');
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var highlightLetters = definition[listString];
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array.forEach(function (item) {
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parseArrayOrObject(letters, styleClass + item, highlightLetters);
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});
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});
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}
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this.parse = function parse() {
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var letters = [];
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layout.letters.forEach(function (string) {
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var line = [];
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for (var c = 0; c < string.length; c++) {
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var character = new Letter(string[c]);
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line.push(character);
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}
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letters.push(line);
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});
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parseArrayOrObject(letters, 'on', layout.permanent);
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parseTimeDefinition(letters, 'minute', layout.minutes);
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parseTimeDefinition(letters, 'hour', layout.hours);
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return letters;
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};
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}
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/**
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* Ein Buchstabe. Hilfsklasse für den Renderer und Inhalt der Layout-Arrays.
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* @param value Der Buchstabe, der Dargestellt werden soll.
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* @param style Die CSS-Styleklassen des Buchstabens.
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*/
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function Letter(value, style) {
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var myValue = value;
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var myStyle = style || '';
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this.addStyle = function (style) {
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if (myStyle === '') {
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myStyle = style;
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} else {
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myStyle += ' ' + style;
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}
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};
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this.toString = function () {
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return '<span class="item letter ' + myStyle + '">' + myValue + '</span>';
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};
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}
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})(jQuery); |