google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(function(){
  var data = new google.visualization.DataTable();
       data.addColumn('string', '日');
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS前月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS当月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addRows([
        ['1日',820,null,null,null,null,null,null,null,null,null,null,null],
['2日',835,null,null,824,null,null,null,null,null,null,null,null],
['3日',746,null,null,null,null,null,null,null,null,null,null,null],
['4日',733,null,null,896,null,null,null,null,null,null,null,null],
['5日',798,null,null,877,null,null,null,null,null,null,null,null],
['6日',590,null,null,838,null,null,null,null,null,null,null,null],
['7日',832,null,null,757,null,null,null,null,null,null,null,null],
['8日',829,null,null,950,null,null,null,null,null,null,null,null],
['9日',698,null,null,null,null,null,null,null,null,null,null,null],
['10日',758,null,null,811,null,null,null,null,null,null,null,null],
['11日',832,null,null,618,null,null,null,null,null,null,null,null],
['12日',673,null,null,702,null,null,null,null,null,null,null,null],
['13日',718,null,null,881,null,null,null,null,null,null,null,null],
['14日',730,null,null,null,null,null,null,null,null,null,null,null],
['15日',726,null,null,881,null,null,null,null,null,null,null,null],
['16日',null,null,null,null,null,null,null,null,null,null,null,null],
['17日',786,null,null,814,null,null,null,null,null,null,null,null],
['18日',776,null,null,711,null,null,null,null,null,null,null,null],
['19日',803,null,null,null,null,null,null,null,null,null,null,null],
['20日',917,null,null,806,null,null,null,null,null,null,null,null],
['21日',710,null,null,856,null,null,null,null,null,null,null,null],
['22日',null,null,null,877,null,null,null,null,null,null,null,null],
['23日',556,null,null,1336,null,null,null,null,null,null,null,null],
['24日',540,null,null,null,null,null,null,null,null,null,null,null],
['25日',666,null,null,null,null,null,null,null,null,null,null,null],
['26日',765,null,null,894,null,null,null,null,null,null,null,null],
['27日',null,null,null,839,null,null,null,null,null,null,null,null],
['28日',719,null,null,733,null,null,null,null,null,null,null,null],
['29日',null,null,null,846,null,null,null,null,null,null,null,null],
['30日',878,null,null,861,null,null,null,null,null,null,null,null],
['31日',null,null,null,790,null,null,null,null,null,null,null,null]
        ]);
  var options = {
    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    hAxis: { titleTextStyle:{italic:false}, format:'#',ticks: [1,5,10,15,20,25,30] },
    vAxis: { title:'2021年12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1400},direction:-1 },
    legend: {position: 'top' },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['skyblue','pink','#2980b9','#e74c3c']
  };

  var chart = new google.visualization.LineChart(document.getElementById('graphField'));
  chart.draw(data, options);

  var lastlogday=31 -1 ;
  var lastlogcat=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});