@weihengtest1990,
1) possible have different marker between the toolTip marker and the marker that mark on the graph? (like show in img)
The marker is highlighted for a specific dataPoint based not the mouse pointer position. ToolTip doesn’t have a marker of its own.
2)Can i fixed the tooltip if i onclick on that point?
Sorry, it is not possible to fix the ToolTip at a specific point as of now.
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Indranil Deo
Team CanvasJS