<head>
<script>
var dbg;
- var xmlhttp;
var canvas, ctx;
var ww, wh;
var hmax, hfact;
ctx.fillText(comb[1][i].toFixed(1), px(tmin) - 6, py(comb[1][i]));
}
ctx.textAlign = "left";
- ctx.fillText("l/h", px(tmin) + 4, py(hmax) + 8);
+ ctx.fillText("l/min", px(tmin) + 4, py(hmax) + 8);
}
/* @ updates global var `hmax` */
dv = times[i+1][1] - times[i][1];
dt = times[i+1][0] - times[i][0];
if (dt != 0 && dv != 0) {
- v = (dv / dt) * 360 ; /* Litres per hour */
+ v = (dv / dt) * 600 ; /* Litres per min */
if (hmax < v) hmax = v;
res.push([times[i][0], v]);
}
redraw();
}
- function iso2qu(idate) {
- return idate.replace("T", "+").replace("0Z", "");
- }
-
- function sendquery(lo, hi) {
- var url = "query.cgi" + "?lo=" + iso2qu(lo) + "&hi=" + iso2qu(hi);
+ function sendreq(qstr) {
+ var url = "query.cgi" + qstr;
+ var xmlhttp = new XMLHttpRequest();
//dbg.innerHTML = url;
xmlhttp.onreadystatechange = function() {
xmlhttp.send();
}
+ function iso2qu(idate) {
+ return idate.replace("T", "+").replace("0Z", "");
+ }
+
+ function sendquery(lo, hi) {
+ return sendreq("?lo=" + iso2qu(lo) + "&hi=" + iso2qu(hi));
+ }
+
function resize() {
ww = window.innerWidth - 4;
if (ww > window.innerHeight) ww = window.innerHeight;
wstart = new Date(1*tdy - 86400000 * (dow + 7));
wend = new Date(1*wstart + 86400000 * 7);
- xmlhttp = new XMLHttpRequest();
sendquery(wstart.toISOString(), wend.toISOString());
}
wstart = new Date(1*tdy - 86400000 * dow);
wend = new Date(1*wstart + 86400000 * 7);
- xmlhttp = new XMLHttpRequest();
sendquery(wstart.toISOString(), wend.toISOString());
}
var tdy = daystart(new Date());
var ytd = new Date(1*tdy - 86400000);
var byd = new Date(1*ytd - 86400000);
- xmlhttp = new XMLHttpRequest();
sendquery(byd.toISOString(), ytd.toISOString());
}
function yesterday() {
var tdy = daystart(new Date());
var ytd = new Date(1*tdy - 86400000);
- xmlhttp = new XMLHttpRequest();
sendquery(ytd.toISOString(), tdy.toISOString());
}
function today() {
var tdy = daystart(new Date());
var tmr = new Date(1*tdy + 86400000);
- xmlhttp = new XMLHttpRequest();
sendquery(tdy.toISOString(), tmr.toISOString());
}
function initialize() {
+ var qstr = window.location.search;
+
dbg = document.getElementById("debug");
canvas = document.getElementById("plot");
ctx = canvas.getContext("2d");
resize();
- today();
+ if (qstr) sendreq(qstr);
+ else today();
document.getElementById("today").onclick = today;
document.getElementById("yesterday").onclick = yesterday;
}
/* Set up */
- if(window.attachEvent) {
- window.attachEvent('onload', initialize);
- window.attachEvent('onresize', resize);
- } else {
- window.onload = initialize;
- window.onresize = resize;
- }
+ window.onload = initialize;
+ window.onresize = resize;
</script>
<style>
@font-face {
width: 8em;
height: 8em;
border: solid 1px black;
+ border-radius: 1em;
background-color: lightgray;
cursor: pointer;
- vertical-align: middle;
}
div.label {
display: block;
position: absolute;
top: 50%;
transform: translate(0, -50%);
- vertical-align: middle;
}
body {
margin: 0px;