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comparison life_calendar/tooltip.js @ 81:256b8df1c686

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add life_calendar
author paulo
date Fri, 17 Jun 2016 22:24:17 -0700
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children a0fdf2cf1d53
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-1:000000000000 0:4b88785d1ddd
1 // Based on http://matthias-schuetz.js.org/tooltip.js/
2
3 var _tt_options = {
4 tooltipId: "tooltip",
5 offsetDefault: 15
6 };
7
8 function getTooltipElm() {
9 return document.querySelector("#" + _tt_options.tooltipId);
10 }
11
12 function adjustTooltip(evt, tooltipElm, title, text) {
13 var offset = _tt_options.offsetDefault;
14 var scrollY = window.scrollY || window.pageYOffset;
15 var scrollX = window.scrollX || window.pageXOffset;
16 var tooltipTop = evt.pageY + offset;
17 var tooltipLeft = evt.pageX + offset;
18
19 tooltipTop = (tooltipTop - scrollY + tooltipElm.offsetHeight + 20 >= window.innerHeight ? (tooltipTop - tooltipElm.offsetHeight - 20) : tooltipTop);
20 tooltipLeft = (tooltipLeft - scrollX + tooltipElm.offsetWidth + 20 >= window.innerWidth ? (tooltipLeft - tooltipElm.offsetWidth - 20) : tooltipLeft);
21
22 tooltipElm.style.top = tooltipTop + "px";
23 tooltipElm.style.left = tooltipLeft + "px";
24
25 setTooltipText(tooltipElm, title, text);
26 }
27
28 function removeTooltip() {
29 document.querySelector("body").removeChild(getTooltipElm());
30 }
31
32 function createTooltip(evt, title, text) {
33 var tooltipElm = getTooltipElm();
34
35 if (!tooltipElm) {
36 tooltipElm = document.createElement("div");
37 tooltipElm.appendChild(document.createElement("h1"));
38 tooltipElm.appendChild(document.createElement("h2"));
39
40 tooltipElm.style.position = "absolute";
41 tooltipElm.setAttribute("id", _tt_options.tooltipId);
42
43 document.querySelector("body").appendChild(tooltipElm);
44 }
45
46 adjustTooltip(evt, tooltipElm, title, text);
47 }
48
49 function setTooltipText(tooltipElm, title, text) {
50 var eTitle = tooltipElm.children[0];
51 var eText = tooltipElm.children[1];
52 if (eTitle && title) {
53 eTitle.textContent = title;
54 }
55 if (eText && text) {
56 eText.textContent = text;
57 }
58 }