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',671,null,null,784,null,null,null,null,null,null,null,null],
['2日',600,null,null,null,null,null,null,null,null,null,null,null],
['3日',616,null,null,567,null,null,null,null,null,null,null,null],
['4日',492,null,null,623,null,null,null,null,null,null,null,null],
['5日',581,null,null,731,null,null,null,null,null,null,null,null],
['6日',604,null,null,830,null,null,null,null,null,null,null,null],
['7日',555,null,null,772,null,null,null,null,null,null,null,null],
['8日',589,null,null,634,null,null,null,null,null,null,null,null],
['9日',663,null,null,548,null,null,null,null,null,null,null,null],
['10日',580,null,null,520,null,null,null,null,null,null,null,null],
['11日',543,null,null,614,null,null,null,null,null,null,null,null],
['12日',501,null,null,583,null,null,null,null,null,null,null,null],
['13日',558,null,null,585,null,null,null,null,null,null,null,null],
['14日',643,null,null,612,null,null,null,null,null,null,null,null],
['15日',667,null,null,646,null,null,null,null,null,null,null,null],
['16日',699,null,null,756,null,null,null,null,null,null,null,null],
['17日',765,null,null,767,null,null,null,null,null,null,null,null],
['18日',708,null,null,829,null,null,null,null,null,null,null,null],
['19日',775,null,null,587,null,null,null,null,null,null,null,null],
['20日',805,null,null,650,null,null,null,null,null,null,null,null],
['21日',661,null,null,639,null,null,null,null,null,null,null,null],
['22日',777,null,null,575,null,null,null,null,null,null,null,null],
['23日',595,null,null,570,null,null,null,null,null,null,null,null],
['24日',597,null,null,577,null,null,null,null,null,null,null,null],
['25日',622,null,null,638,null,null,null,null,null,null,null,null],
['26日',693,null,null,581,null,null,null,null,null,null,null,null],
['27日',782,null,null,547,null,null,null,null,null,null,null,null],
['28日',775,null,null,511,null,null,null,null,null,null,null,null],
['29日',838,null,null,601,null,null,null,null,null,null,null,null],
['30日',619,null,null,679,null,null,null,null,null,null,null,null],
['31日',784,null,null,759,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:'2022年1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)
      }
    });
  }

});