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',760,null,null,742,null,null,null,null,null,null,null,null],
['2日',809,null,null,905,null,null,null,null,null,null,null,null],
['3日',null,null,null,875,null,null,null,null,null,null,null,null],
['4日',746,null,null,800,null,null,null,null,null,null,null,null],
['5日',779,null,null,836,null,null,null,null,null,null,null,null],
['6日',809,null,null,874,null,null,null,null,null,null,null,null],
['7日',906,null,null,746,null,null,null,null,null,null,null,null],
['8日',812,null,null,791,null,null,null,null,null,null,null,null],
['9日',817,null,null,858,null,null,null,null,null,null,null,null],
['10日',780,null,null,941,null,null,null,null,null,null,null,null],
['11日',null,null,null,968,null,null,null,null,null,null,null,null],
['12日',null,null,null,930,null,null,null,null,null,null,null,null],
['13日',887,null,null,894,null,null,null,null,null,null,null,null],
['14日',835,null,null,766,null,null,null,null,null,null,null,null],
['15日',908,null,null,null,null,null,null,null,null,null,null,null],
['16日',798,null,null,832,null,null,null,null,null,null,null,null],
['17日',859,null,null,832,null,null,null,null,null,null,null,null],
['18日',922,null,null,893,null,null,null,null,null,null,null,null],
['19日',906,null,null,861,null,null,null,null,null,null,null,null],
['20日',970,null,null,853,null,null,null,null,null,null,null,null],
['21日',1031,null,null,787,null,null,null,null,null,null,null,null],
['22日',960,null,null,833,null,null,null,null,null,null,null,null],
['23日',883,null,null,874,null,null,null,null,null,null,null,null],
['24日',964,null,null,771,null,null,null,null,null,null,null,null],
['25日',908,null,null,null,null,null,null,null,null,null,null,null],
['26日',814,null,null,null,null,null,null,null,null,null,null,null],
['27日',984,null,null,866,null,null,null,null,null,null,null,null],
['28日',833,null,null,833,null,null,null,null,null,null,null,null],
['29日',721,null,null,796,null,null,null,null,null,null,null,null],
['30日',745,null,null,null,null,null,null,null,null,null,null,null],
['31日',null,null,null,812,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:1100},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)
      }
    });
  }

});