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Add gentle opacity pulse to geocoder zone match #633

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Add gentle opacity pulse to geocoder zone match #633

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141 changes: 102 additions & 39 deletions examples/mysite/title_page/subpage/water/science/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -1886,7 +1886,35 @@ <h2 id="sidebar-title">Details</h2>
}
}

// Try to trigger an ECharts highlight action if the mapped element exists on any dashboard chart
// Try to trigger an ECharts highlight action if the mapped element exists on any dashboard chart
if (window.sivoGeocoderPulseTimer) {
clearInterval(window.sivoGeocoderPulseTimer);
window.sivoGeocoderPulseTimer = null;
}

// Make sure any previous pulsed elements are restored
if (window.sivoGeocoderPulsedCharts) {
window.sivoGeocoderPulsedCharts.forEach(function(cObj) {
try {
var currentOpt = cObj.chart.getOption();
var seriesData = currentOpt.series[0] ? currentOpt.series[0].data : [];
cObj.indices.forEach(function(idxObj) {
if (seriesData[idxObj.idx]) {
if (!seriesData[idxObj.idx].itemStyle) seriesData[idxObj.idx].itemStyle = {};
seriesData[idxObj.idx].itemStyle.opacity = idxObj.origOpacity;
}
});
cObj.chart.setOption({ series: [{ data: seriesData, animationDurationUpdate: 0 }] });
} catch (e) {}
});
window.sivoGeocoderPulsedCharts = [];
}

var possibleNames = [val];
if (val.indexOf(' ') !== -1) possibleNames.push(val.replace(/ /g, '_'));

var chartsWithPulsing = [];

for (var cid in window.sivoCharts) {
var c = window.sivoCharts[cid];
try {
Expand All @@ -1904,62 +1932,97 @@ <h2 id="sidebar-title">Details</h2>
}
// Force re-render to ensure visual update immediately
c.resize();
} catch (e) {}
}

// Ensure previous element is restored
if (window.sivoGeocoderPulsedNodes) {
window.sivoGeocoderPulsedNodes.forEach(function(n) {
n.classList.remove('sivo-anim-fade-pulse-highlight');
});
var opt = c.getOption();
if (opt && opt.series && opt.series.length > 0) {
var seriesData = opt.series[0].data;
var indicesToPulse = [];
for (var idx = 0; idx < seriesData.length; idx++) {
var itemName = seriesData[idx].name;
if (possibleNames.indexOf(itemName) !== -1) {
var currentOpac = (seriesData[idx].itemStyle && seriesData[idx].itemStyle.opacity !== undefined) ? seriesData[idx].itemStyle.opacity : 1.0;
indicesToPulse.push({ idx: idx, origOpacity: currentOpac });
}
}
if (indicesToPulse.length > 0) {
chartsWithPulsing.push({ chart: c, indices: indicesToPulse });
}
}
} catch (e) {}
}
window.sivoGeocoderPulsedNodes = [];

var possibleNames = [val];
if (val.indexOf(' ') !== -1) possibleNames.push(val.replace(/ /g, '_'));

// Pulse via CSS animation on the underlying SVG DOM nodes
possibleNames.forEach(function(n) {
document.querySelectorAll(`[id="${n}"], [name="${n}"]`).forEach(function(node) {
node.classList.add('sivo-anim-fade-pulse-highlight');
window.sivoGeocoderPulsedNodes.push(node);
});
});

// Ensure styles are added once
if (!document.getElementById('sivo-geocoder-pulse-style')) {
var styleEl = document.createElement('style');
styleEl.id = 'sivo-geocoder-pulse-style';
styleEl.innerHTML = `
@keyframes sivo-highlight-pulse {
0% { opacity: 0.4; }
50% { opacity: 1.0; }
100% { opacity: 0.4; }
}
.sivo-anim-fade-pulse-highlight {
animation: sivo-highlight-pulse 2s infinite ease-in-out !important;
}`;
document.head.appendChild(styleEl);
window.sivoGeocoderPulsedCharts = chartsWithPulsing;

if (chartsWithPulsing.length > 0) {
var pulseStartTime = Date.now();
// Slower interval so we don't spam ECharts update loop
window.sivoGeocoderPulseTimer = setInterval(function() {
var elapsed = Date.now() - pulseStartTime;
var pulseVal = (Math.sin(elapsed / 200) + 1) / 2 * 0.6 + 0.4;

chartsWithPulsing.forEach(function(cObj) {
try {
var c = cObj.chart;
var currentOpt = c.getOption();
if (!currentOpt.series[0]) return;
var newData = currentOpt.series[0].data;

cObj.indices.forEach(function(idxObj) {
if (newData[idxObj.idx]) {
if (!newData[idxObj.idx].itemStyle) newData[idxObj.idx].itemStyle = {};
newData[idxObj.idx].itemStyle.opacity = pulseVal;
}
});

c.setOption({
series: [{
data: newData,
animationDurationUpdate: 0
}]
});
} catch (e) {}
});
}, 100);
}

found = true;
break;
}
}
if (!found) {
// Make sure we unhighlight all if not found
// Make sure we unhighlight all if not found
for (var cid in window.sivoCharts) {
try {
window.sivoCharts[cid].dispatchAction({ type: 'downplay', seriesIndex: 0 });
window.sivoCharts[cid].dispatchAction({ type: 'unselect', seriesIndex: 0 });
} catch (e) {}
}

if (window.sivoGeocoderPulsedNodes) {
window.sivoGeocoderPulsedNodes.forEach(function(n) {
n.classList.remove('sivo-anim-fade-pulse-highlight');
if (window.sivoGeocoderPulseTimer) {
clearInterval(window.sivoGeocoderPulseTimer);
window.sivoGeocoderPulseTimer = null;
}

// Make sure any previous pulsed elements are restored
if (window.sivoGeocoderPulsedCharts) {
window.sivoGeocoderPulsedCharts.forEach(function(cObj) {
try {
var currentOpt = cObj.chart.getOption();
var seriesData = currentOpt.series[0] ? currentOpt.series[0].data : [];
cObj.indices.forEach(function(idxObj) {
if (seriesData[idxObj.idx]) {
if (!seriesData[idxObj.idx].itemStyle) seriesData[idxObj.idx].itemStyle = {};
seriesData[idxObj.idx].itemStyle.opacity = idxObj.origOpacity;
}
});
cObj.chart.setOption({ series: [{ data: seriesData, animationDurationUpdate: 0 }] });
} catch (e) {}
});
window.sivoGeocoderPulsedNodes = [];
window.sivoGeocoderPulsedCharts = [];
}
if (window.sivoGeocoderPulseHighlightOverlay) {
window.sivoGeocoderPulseHighlightOverlay.remove();
window.sivoGeocoderPulseHighlightOverlay = null;
}

var existing = document.getElementById('sivo-geocoder-overlay-result');
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