This is a demo tutorial. While there is no step-by-step commentary available (yet), the live demo below is fully functional. Feel free to open it for full source code.
This demo shows how we can use XYCursor
's cursormoved
event to position cursors on other charts simulating the same position.
Related code
// Sync cursors const syncedCursors = [ chart1.get("cursor"), chart2.get("cursor"), chart3.get("cursor") ]; function syncCursor(ev) { am5.array.each(syncedCursors, function(cursor) { if (cursor !== ev.target) { cursor.setTimeout(function() { cursor.handleMove(ev.target.getPrivate("lastPoint"), true); cursor.set("alwaysShow", true); }, 1); } else { cursor.set("alwaysShow", false); } }) } function hideCursors(opacity, target) { am5.array.each(syncedCursors, function(cursor) { if (cursor !== target) { cursor.set("opacity", opacity); if (opacity == 0) { cursor.set("alwaysShow", false); } } }); }
// Sync cursors var syncedCursors = [ chart1.get("cursor"), chart2.get("cursor"), chart3.get("cursor") ]; function syncCursor(ev) { am5.array.each(syncedCursors, function(cursor) { if (cursor !== ev.target) { cursor.setTimeout(function() { cursor.handleMove(ev.target.getPrivate("lastPoint"), true); cursor.set("alwaysShow", true); }, 1); } else { cursor.set("alwaysShow", false); } }) } function hideCursors(opacity, target) { am5.array.each(syncedCursors, function(cursor) { if (cursor !== target) { cursor.set("opacity", opacity); if (opacity == 0) { cursor.set("alwaysShow", false); } } }); }
Demo
See the Pen amCharts 5: Syncing cursors across several charts by amCharts team (@amcharts) on CodePen.