96 lines
2.8 KiB
JavaScript
96 lines
2.8 KiB
JavaScript
function presentation_reload() {
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if ($('#config > #ajax').html() == 'on') {
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$.ajax({
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type: 'GET',
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url: '/beamer/',
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dataType: 'json',
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data: '',
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success: function(data) {
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$('#content').html(data.content);
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document.title = data.title;
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$('#currentTime').html(data.time);
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$('#content').clearQueue();
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$('#content').animate({'font-size': data.bigger + '%'}, 200);
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$('#content li').css({'font-size': data.bigger + '%'}, 200);
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$('#content #sidebar').css({'font-size': '16px'}, 0);
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$('#content').animate({'margin-top': data.up + 'em'}, 200);
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if (data.countdown_visible == "True")
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$('#countdown').slideDown();
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if (data.countdown_visible == "False")
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$('#countdown').slideUp();
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if (data.countdown_control == "reset")
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resetTimer(data.countdown_time);
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if (data.countdown_control == 'start') {
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if (!timer_is_running)
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startTimer();
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}
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if (data.countdown_control == 'stop')
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stopTimer();
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setTimeout("presentation_reload()", 500);
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},
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error: function () {
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$('#currentTime').addClass('ajax_error');
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}
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});
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}
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}
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function switchajax() {
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if ($('#config > #ajax').html() == 'on') {
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$('#config > #ajax').html('off');
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$('#ajaxswitcher').html('<a href="#" onClick="switchajax()">Ajax Anschalten</a>');
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} else {
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$('#config > #ajax').html('on');
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$('#ajaxswitcher').html('<a href="#" onClick="switchajax()">Ajax Ausschalten</a>');
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}
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}
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$(document).ready(function() {
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switchajax();
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switchajax();
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presentation_reload();
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});
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// *** Countdown variables and functions ***
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var timer_value;
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var timer_is_running=false;
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var timer_is_visible=false;
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var timerIntervalId;
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function resetTimer(value) {
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stopTimer()
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timer_value = value;
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updateTimer();
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}
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function stopTimer() {
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timer_is_running = false;
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clearInterval(timerIntervalId);
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}
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function startTimer() {
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timer_is_running = true;
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if (timer_value > 0) {
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timerIntervalId = setInterval("decrementTimer()", 1000);
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}
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}
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function decrementTimer() {
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timer_value--;
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if (timer_value <= 0) {
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timer_value = 0;
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stopTimer();
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}
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updateTimer();
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}
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function convertSeconds(s) {
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var m = Math.floor(s / 60);
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s %= 60;
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var h = Math.floor(m / 60);
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m %= 60;
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return (h>0?h+':':'') + (h>0&&m<10?'0':'') + m + ':' + (s<10?'0':'') + s;
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}
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function updateTimer() {
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if (timer_value >= 0) {
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$("#countdown").html(convertSeconds(timer_value));
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}
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} |