forked from sent/waves
79 lines
2.0 KiB
JavaScript
79 lines
2.0 KiB
JavaScript
/**
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* Module that registers the notification box and handles messages
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*/
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var Notifications = {
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init: function(options) {
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this.options = $.extend(
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this.options,
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options
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);
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// Create the notifications box
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elem = $('<div>').attr({
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id: 'notifications',
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className: 'notifications'
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});
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// Create the transparency gradient
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$('<div>').attr('id', 'notifyGradient').appendTo(elem);
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elem.appendTo('div#wrapper');
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},
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options: {}, // Nothing for now
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elem: null,
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notifyQueue: {},
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// Allow notification to the player
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notify: function(module, text, noQueue) {
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if(typeof text == 'undefined') return;
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if(text.slice(-1) != ".") text += ".";
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if(module != null && Engine.activeModule != module) {
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if(!noQueue) {
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if(typeof this.notifyQueue[module] == 'undefined') {
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this.notifyQueue[module] = [];
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}
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this.notifyQueue[module].push(text);
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}
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} else {
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Notifications.printMessage(text);
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}
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Engine.saveGame();
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},
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clearHidden: function() {
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// To fix some memory usage issues, we clear notifications that have been hidden.
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// We use position().top here, because we know that the parent will be the same, so the position will be the same.
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var bottom = $('#notifyGradient').position().top + $('#notifyGradient').outerHeight(true);
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$('.notification').each(function() {
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if($(this).position().top > bottom){
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$(this).remove();
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}
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});
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},
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printMessage: function(t) {
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var text = $('<div>').addClass('notification').css('opacity', '0').text(t).prependTo('div#notifications');
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text.animate({opacity: 1}, 500, 'linear', function() {
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// Do this every time we add a new message, this way we never have a large backlog to iterate through. Keeps things faster.
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Notifications.clearHidden();
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});
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},
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printQueue: function(module) {
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if(typeof this.notifyQueue[module] != 'undefined') {
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while(this.notifyQueue[module].length > 0) {
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Notifications.printMessage(this.notifyQueue[module].shift());
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}
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}
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}
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};
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