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',null,null,null,495,null,null,606,null,null,null,null,null],
['2日',629,null,null,485,null,null,629,null,null,null,null,null],
['3日',591,null,null,530,null,null,null,null,null,null,null,null],
['4日',517,null,null,537,null,null,null,null,null,null,null,null],
['5日',452,null,null,515,null,null,null,null,null,null,null,null],
['6日',430,null,null,531,null,null,null,null,null,null,null,null],
['7日',446,null,null,604,null,null,null,null,null,null,null,null],
['8日',485,null,null,409,null,null,null,null,null,null,null,null],
['9日',533,null,null,407,null,null,null,null,null,null,null,null],
['10日',575,null,null,601,null,null,null,null,null,null,null,null],
['11日',611,null,null,708,null,null,null,null,null,null,null,null],
['12日',644,null,null,746,null,null,null,null,null,null,null,null],
['13日',678,null,null,754,null,null,null,null,null,null,null,null],
['14日',713,null,null,587,null,null,null,null,null,null,null,null],
['15日',746,null,null,372,null,null,null,null,null,null,null,null],
['16日',772,null,null,490,null,null,null,null,null,null,null,null],
['17日',788,null,null,506,null,null,null,null,null,null,null,null],
['18日',789,null,null,477,null,null,null,null,null,null,null,null],
['19日',782,null,null,465,null,null,null,null,null,null,null,null],
['20日',776,null,null,483,null,null,null,null,null,null,null,null],
['21日',781,null,null,543,null,null,null,null,null,null,null,null],
['22日',799,null,null,581,null,null,null,null,null,null,null,null],
['23日',815,null,null,563,null,null,null,null,null,null,null,null],
['24日',810,null,null,577,null,null,null,null,null,null,null,null],
['25日',766,null,null,466,null,null,null,null,null,null,null,null],
['26日',671,null,null,424,null,null,null,null,null,null,null,null],
['27日',559,null,null,464,null,null,null,null,null,null,null,null],
['28日',475,null,null,500,null,null,null,null,null,null,null,null],
['29日',443,null,null,426,null,null,null,null,null,null,null,null],
['30日',411,null,null,339,null,null,null,null,null,null,null,null],
['31日',null,null,null,338,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10月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},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)
      }
    });
  }

});