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OpenLayers displays the statistical chart, pie chart, line chart and histogram on the map, and fixes the problem of statistical chart jumping
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Adding a Legend and Toggle Button Using OpenLayers for Geoserver Timeseries Raster: Part 3 | by David Leifer | Medium
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2.3. Adding a Legend Using WMS GetLegendGraphic — Developing OGC Compliant Web Applications with GeoExt
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Adding a Legend and Toggle Button Using OpenLayers for Geoserver Timeseries Raster: Part 3 | by David Leifer | Medium
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