Google Annotation Chart with zoom button - Javascript Google Chart

Javascript examples for Google Chart:Chart Configuration

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Description

Google Annotation Chart with zoom button

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <title>Annotation Chart Example</title> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
   </head> 
   <body> 
      <script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script> 
      <div id="chart_div" style="width: 900px; height: 500px;"></div> 
      <script type="text/javascript">
      google.charts.load('current', {
        'packages': ['annotationchart']
      });//  w  w  w  .ja  v a 2s .  c  om
      google.charts.setOnLoadCallback(drawChart);
      function drawChart() {
        var data = new google.visualization.DataTable();
        data.addColumn('date', 'Date');
        data.addColumn('number', 'Kepler-22b mission');
        data.addColumn('string', 'Kepler title');
        data.addColumn('string', 'Kepler text');
        data.addColumn('number', 'Gliese 163 mission');
        data.addColumn('string', 'Gliese title');
        data.addColumn('string', 'Gliese text');
        data.addRows([
          [new Date(2314, 2, 15), 12400, undefined, undefined,
            10645, undefined, undefined
          ],
          [new Date(2314, 2, 16), 24045, 'Lalibertines', 'First encounter',
            12374, undefined, undefined
          ],
          [new Date(2314, 2, 17), 35022, 'Lalibertines', 'They are very tall',
            15766, 'Gallantors', 'First Encounter'
          ],
          [new Date(2314, 2, 18), 12284, 'Lalibertines', 'Attack on our crew!',
            34334, 'Gallantors', 'Statement of shared principles'
          ],
          [new Date(2314, 2, 19), 8476, 'Lalibertines', 'Heavy casualties',
            66467, 'Gallantors', 'Mysteries revealed'
          ],
          [new Date(2314, 2, 20), 0, 'Lalibertines', 'All crew lost',
            79463, 'Gallantors', 'Omniscience achieved'
          ]
        ]);
        var chart = new google.visualization.AnnotationChart(document.getElementById('chart_div'));
        var options = {
          displayAnnotations: true
        };
            google.visualization.events.addListener(chart, 'ready', onReady);
        chart.draw(data, options);
        function onReady() {
          var x = document.getElementById('chart_div_AnnotationChart_zoomControlContainer').getElementsByTagName('button');
          document.getElementById('chart_div_AnnotationChart_zoomControlContainer').style.fontSize = '14px';
          for (var i = 0; i < x.length; i++) {
            x[i].style.height = '40px';
            x[i].style.width = '40px';
            x[i].style.fontSize = '14px';
          }
        }
      }
      </script>  
   </body>
</html>

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