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',302,null,null,257,null,null,null,null,null,null,null,null],
['2日',340,null,null,310,null,null,null,null,null,null,null,null],
['3日',317,null,null,305,null,null,null,null,null,null,null,null],
['4日',335,null,null,330,null,null,null,null,null,null,null,null],
['5日',224,null,null,386,null,null,null,null,null,null,null,null],
['6日',261,null,null,433,null,null,null,null,null,null,null,null],
['7日',295,null,null,490,null,null,null,null,null,null,null,null],
['8日',378,null,null,424,null,null,null,null,null,null,null,null],
['9日',296,null,null,369,null,null,null,null,null,null,null,null],
['10日',321,null,null,343,null,null,null,null,null,null,null,null],
['11日',359,null,null,418,null,null,null,null,null,null,null,null],
['12日',330,null,null,519,null,null,null,null,null,null,null,null],
['13日',395,null,null,529,null,null,null,null,null,null,null,null],
['14日',296,null,null,544,null,null,null,null,null,null,null,null],
['15日',336,null,null,419,null,null,null,null,null,null,null,null],
['16日',360,null,null,248,null,null,null,null,null,null,null,null],
['17日',435,null,null,314,null,null,null,null,null,null,null,null],
['18日',418,null,null,371,null,null,null,null,null,null,null,null],
['19日',77,null,null,462,null,null,77,null,null,null,null,null],
['20日',null,null,null,408,null,null,120,null,null,null,null,null],
['21日',126,null,null,536,null,null,126,null,null,null,null,null],
['22日',203,null,null,506,null,null,null,null,null,null,null,null],
['23日',249,null,null,291,null,null,null,null,null,null,null,null],
['24日',269,null,null,366,null,null,null,null,null,null,null,null],
['25日',296,null,null,411,null,null,null,null,null,null,null,null],
['26日',188,null,null,510,null,null,188,null,null,null,null,null],
['27日',227,null,null,408,null,null,null,null,null,null,null,null],
['28日',277,null,null,536,null,null,null,null,null,null,null,null],
['29日',348,null,null,526,null,null,null,null,null,null,null,null],
['30日',363,null,null,168,null,null,null,null,null,168,null,null],
['31日',199,null,null,null,null,null,199,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11月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:600},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=30 -1 ;
  var lastlogcat=10;

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

});