Google Charts - Multilevel Sankey Chart

A seguir está um exemplo de um diagrama sankey com vários níveis. Já vimos a configuração usada para desenhar este gráfico no capítulo Google Charts Configuration Syntax . Então, vamos ver o exemplo completo.

Configurações

Nós usamos Sankey classe para mostrar o diagrama sankey.

//Sankey chart
var chart = new google.visualization.Sankey(document.getElementById('container'));

Exemplo

googlecharts_sankey_multilevel.htm

<html>
   <head>
      <title>Google Charts Tutorial</title>
      <script type = "text/javascript" src = "https://www.gstatic.com/charts/loader.js">
      </script>
      <script type = "text/javascript" src = "https://www.google.com/jsapi">
      </script>
      <script type = "text/javascript">
         google.charts.load('current', {packages: ['sankey']});     
      </script>
   </head>
   
   <body>
      <div id = "container" style = "width: 550px; height: 400px; margin: 0 auto">
      </div>
      <script language = "JavaScript">
         function drawChart() {
            // Define the chart to be drawn.
            var data = new google.visualization.DataTable();   
            data.addColumn('string', 'From');
            data.addColumn('string', 'To');
            data.addColumn('number', 'Weight');

            data.addRows([
               [ 'Brazil', 'Portugal', 5 ],
               [ 'Brazil', 'France', 1 ],
               [ 'Brazil', 'Spain', 1 ],
               [ 'Brazil', 'England', 1 ],
               
               [ 'Canada', 'Portugal', 1 ],
               [ 'Canada', 'France', 5 ],
               [ 'Canada', 'England', 1 ],
               
               [ 'Mexico', 'Portugal', 1 ],
               [ 'Mexico', 'France', 1 ],
               [ 'Mexico', 'Spain', 5 ],
               [ 'Mexico', 'England', 1 ],
               
               [ 'USA', 'Portugal', 1 ],
               [ 'USA', 'France', 1 ],
               [ 'USA', 'Spain', 1 ],
               [ 'USA', 'England', 5 ],
               
               [ 'Portugal', 'Angola', 2 ],
               [ 'Portugal', 'Senegal', 1 ],
               [ 'Portugal', 'Morocco', 1 ],
               [ 'Portugal', 'South Africa', 3 ],
               
               [ 'France', 'Angola', 1 ],
               [ 'France', 'Senegal', 3 ],
               [ 'France', 'Mali', 3 ],
               [ 'France', 'Morocco', 3 ],
               [ 'France', 'South Africa', 1 ],
               
               [ 'Spain', 'Senegal', 1 ],
               [ 'Spain', 'Morocco', 3 ],
               [ 'Spain', 'South Africa', 1 ],
               
               [ 'England', 'Angola', 1 ],
               [ 'England', 'Senegal', 1 ],
               [ 'England', 'Morocco', 2 ],
               [ 'England', 'South Africa', 7 ],
               
               [ 'South Africa', 'China', 5 ],
               [ 'South Africa', 'India', 1 ],
               [ 'South Africa', 'Japan', 3 ],
               
               [ 'Angola', 'China', 5 ],
               [ 'Angola', 'India', 1 ],
               [ 'Angola', 'Japan', 3 ],
               
               [ 'Senegal', 'China', 5 ],
               [ 'Senegal', 'India', 1 ],
               [ 'Senegal', 'Japan', 3 ],
               
               [ 'Mali', 'China', 5 ],
               [ 'Mali', 'India', 1 ],
               [ 'Mali', 'Japan', 3 ],
               
               [ 'Morocco', 'China', 5 ],
               [ 'Morocco', 'India', 1 ],
               [ 'Morocco', 'Japan', 3 ]
            ]);	

            // Set chart options
            var options = {width: 550};
                  
            // Instantiate and draw the chart.
            var chart = new google.visualization.Sankey(document.getElementById('container'));
            chart.draw(data, options);
         }
         google.charts.setOnLoadCallback(drawChart);
      </script>
   </body>
</html>

Resultado

Verifique o resultado.

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