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,320,'UP!','とある海辺の水着喫茶ステップアップガチャ: 08/01 → 08/13',581,'UP!','とある出会いの冒険物語ガチャ アイズ編: 09/01 → 09/16'],
['2日',null,null,null,null,null,null,196,null,null,110,null,null],
['3日',null,null,null,null,null,null,240,null,null,148,null,null],
['4日',null,null,null,189,null,null,290,null,null,189,null,null],
['5日',null,null,null,215,null,null,326,null,null,null,null,null],
['6日',null,null,null,233,null,null,403,null,null,null,null,null],
['7日',null,null,null,245,null,null,444,null,null,null,null,null],
['8日',null,null,null,253,null,null,449,null,null,null,null,null],
['9日',null,null,null,201,null,null,490,null,null,null,null,null],
['10日',null,null,null,237,null,null,474,null,null,null,null,null],
['11日',null,null,null,292,null,null,500,null,null,null,null,null],
['12日',null,null,null,319,null,null,439,null,null,null,null,null],
['13日',null,null,null,299,null,null,446,'UP!','とある英国の海浜聖域ステップアップガチャ: 08/13 → 08/22',null,null,null],
['14日',null,null,null,313,null,null,161,null,null,null,null,null],
['15日',null,null,null,322,'UP!','とある組織の温泉休暇ステップアップガチャ: 09/15 → 09/26',200,null,null,null,null,null],
['16日',null,null,null,83,null,null,310,null,null,83,null,null],
['17日',null,null,null,119,null,null,416,null,null,119,null,null],
['18日',null,null,null,231,null,null,465,null,null,null,null,null],
['19日',null,null,null,323,null,null,497,null,null,null,null,null],
['20日',null,null,null,394,null,null,680,null,null,null,null,null],
['21日',null,null,null,442,null,null,678,null,null,null,null,null],
['22日',null,null,null,465,'UP!','新キャラ！ピックアップガチャ: 09/22 → 09/30',573,'UP!','新キャラ！ピックアップガチャ: 08/22 → 08/31',null,null,null],
['23日',null,null,null,467,null,null,210,null,null,null,null,null],
['24日',null,null,null,453,null,null,302,null,null,null,null,null],
['25日',null,null,null,430,null,null,413,null,null,null,null,null],
['26日',null,null,null,400,null,null,619,null,null,null,null,null],
['27日',null,null,null,371,null,null,632,null,null,null,null,null],
['28日',null,null,null,352,null,null,840,null,null,null,null,null],
['29日',null,null,null,347,null,null,822,null,null,null,null,null],
['30日',null,null,null,342,null,null,910,null,null,null,null,null],
['31日',null,null,null,null,null,null,882,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9月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1000},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=4;

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

});