+function GraphToggleTools(graph) {
+ var graphId = document.getElementById('ge_graphid').value;
+ var ref_img = null;
+ if (graphId == graph || graph == '') {
+ ref_img = null;
+ } else {
+ var graphDiv = document.getElementById(graph);
+ var imgs = graphDiv ? graphDiv.getElementsByTagName('img') : null;
+ var imgCnt = imgs ? imgs.length : 0;
+ while (imgCnt > 0)
+ if (imgs[--imgCnt].parentNode.getAttribute('class') == 'graph')
+ ref_img = imgs[imgCnt];
+ }
+ if (ref_img) {
+ var ts_sel = document.getElementById('ge_timespan');
+ var src_url = ref_img.src;
+ var ge = document.getElementById('ge');
+ // Fix field values
+ var ts = src_url.match(/×pan=[^&]*/);
+ ts = ts ? ts[0].substr(10) : '';
+ document.getElementById('ge_graphid').value = graph;
+ document.getElementById('ge_tinylegend').checked = src_url.match(/&tinylegend=1/);
+ document.getElementById('ge_logarithmic').checked = src_url.match(/&logarithmic=1/);
+ for (i = 0; i < ts_sel.options.length; i++)
+ if (ts_sel.options[i].value == ts) {
+ ts_sel.selectedIndex = i;
+ break;
+ }
+ // show tools box and position it properly
+ ge.style.display = 'table';
+ GraphPositionToolbox(ref_img);
+ } else {
+ // hide tools box
+ document.getElementById('ge').style.display = 'none';
+ document.getElementById('ge_graphid').value = '';
+ }
+}
+
+function GraphPositionToolbox(ref_img) {
+ var ge = document.getElementById('ge');
+ if (ge.style.display != 'none') {
+ var wl = 0; var wt = 0;
+ var x = ref_img;
+ if (ref_img == null) {
+ var graphDiv = document.getElementById(document.getElementById('ge_graphid').value);
+ var imgs = graphDiv ? graphDiv.getElementsByTagName('img') : null;
+ var imgCnt = imgs ? imgs.length : 0;
+ while (imgCnt > 0)
+ if (imgs[--imgCnt].parentNode.getAttribute('class') == 'graph')
+ ref_img = imgs[imgCnt];
+
+ if (ref_img == null) {
+ document.getElementById('ge_graphid').value = '';
+ ge.style.display = 'none';
+ return;
+ } else
+ x = ref_img;
+ }
+ while (x != null) {
+ wl += x.offsetLeft;
+ wt += x.offsetTop;
+ x = x.offsetParent;
+ }
+ ge.style.left = (wl + (ref_img.offsetWidth - ge.offsetWidth) / 2)+'px';
+ ge.style.top = (wt + (ref_img.offsetHeight - ge.offsetHeight) / 2)+'px';
+ }
+}
+
+function GraphRefreshAll() {
+ var imgs = document.getElementById('graphs').getElementsByTagName('img');
+ var imgCnt = imgs.length;
+ var now = new Date();
+ var newTS = '&ts='+now.getTime();
+ while (imgCnt > 0)
+ if (imgs[--imgCnt].parentNode.getAttribute('class') == 'graph') {
+ var oldSrc = imgs[imgCnt].src;
+ var newSrc = oldSrc.replace(/&ts=[0-9]+/, newTS);
+ if (newSrc == oldSrc)
+ newSrc = newSrc + newTS;
+ imgs[imgCnt].setAttribute('src', newSrc);
+ }
+}
+