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,null,null,null,328,'UP!','とある2人の水着事件ガチャ: 08/01 → 08/15',446,'UP!','とある邂逅の世界祝福ステップアップガチャ: 09/01 → 09/14'],
['2日',null,null,null,null,null,null,92,null,null,93,null,null],
['3日',null,null,null,null,null,null,134,null,null,115,null,null],
['4日',null,null,null,null,null,null,181,null,null,145,null,null],
['5日',null,null,null,null,null,null,226,null,null,213,null,null],
['6日',null,null,null,null,null,null,282,null,null,207,null,null],
['7日',null,null,null,null,null,null,331,null,null,225,null,null],
['8日',null,null,null,null,null,null,338,null,null,285,null,null],
['9日',null,null,null,null,null,null,320,null,null,272,null,null],
['10日',null,null,null,null,null,null,361,null,null,307,null,null],
['11日',null,null,null,null,null,null,368,null,null,269,'UP!','とある邂逅の世界祝福[後編]ガチャ: 09/11 → 09/24'],
['12日',null,null,null,null,null,null,391,'UP!','とある浴衣の屋台戦争ガチャ: 08/12 → 08/25',51,null,null],
['13日',null,null,null,null,null,null,77,null,null,73,null,null],
['14日',null,null,null,null,null,null,105,null,null,101,null,null],
['15日',null,null,null,null,null,null,179,null,null,143,null,null],
['16日',null,null,null,null,null,null,193,null,null,223,null,null],
['17日',null,null,null,null,null,null,342,null,null,276,null,null],
['18日',null,null,null,null,null,null,400,null,null,364,null,null],
['19日',null,null,null,null,null,null,420,null,null,366,null,null],
['20日',null,null,null,null,null,null,458,null,null,421,null,null],
['21日',null,null,null,null,null,null,516,null,null,401,null,null],
['22日',null,null,null,null,null,null,488,null,null,428,null,null],
['23日',null,null,null,null,null,null,461,'UP!','とある執事の重大任務ガチャ: 08/23 → 08/31',385,null,null],
['24日',null,null,null,null,null,null,192,null,null,366,'UP!','とある月見の兎娘訓練ガチャ: 09/24 → 10/03'],
['25日',null,null,null,null,null,null,197,null,null,109,null,null],
['26日',null,null,null,null,null,null,225,null,null,124,null,null],
['27日',null,null,null,null,null,null,357,null,null,168,null,null],
['28日',null,null,null,null,null,null,598,null,null,208,null,null],
['29日',null,null,null,null,null,null,494,null,null,255,null,null],
['30日',null,null,null,null,null,null,481,null,null,326,null,null],
['31日',null,null,null,null,null,null,709,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:'2020年9月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:800},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)
      }
    });
  }

});