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,218,null,null,342,null,null],
['2日',null,null,null,null,null,null,271,null,null,262,null,null],
['3日',null,null,null,null,null,null,368,null,null,287,null,null],
['4日',null,null,null,null,null,null,79,null,null,287,'UP!','今日からアナタはマネージャー: 04/04 → 04/13'],
['5日',null,null,null,null,null,null,53,null,null,null,null,null],
['6日',null,null,null,null,null,null,71,null,null,52,null,null],
['7日',null,null,null,null,null,null,93,'UP!','彼をご指名 キケンな夜と甘い誘惑: 03/07 → 03/16',82,null,null],
['8日',null,null,null,null,null,null,113,null,null,154,null,null],
['9日',null,null,null,null,null,null,30,null,null,115,null,null],
['10日',null,null,null,null,null,null,66,null,null,46,null,null],
['11日',null,null,null,null,null,null,140,null,null,72,null,null],
['12日',null,null,null,null,null,null,79,null,null,100,null,null],
['13日',null,null,null,null,null,null,50,null,null,118,null,null],
['14日',null,null,null,null,null,null,90,null,null,221,null,null],
['15日',null,null,null,null,null,null,96,null,null,176,null,null],
['16日',null,null,null,null,null,null,131,'UP!','【復刻開催】Sugar or Spice♡想いが溢れるホワイトデー: 03/16 → 03/22',182,null,null],
['17日',null,null,null,null,null,null,211,null,null,209,null,null],
['18日',null,null,null,null,null,null,197,null,null,327,'UP!','瀬尾鳴海キャラ追加イベント: 04/18 → 04/27'],
['19日',null,null,null,null,null,null,256,null,null,null,null,null],
['20日',null,null,null,null,null,null,245,null,null,104,null,null],
['21日',null,null,null,null,null,null,274,null,null,76,null,null],
['22日',null,null,null,null,null,null,262,'UP!','早乙女郁人キャラ追加イベント: 03/22 → 03/30',144,null,null],
['23日',null,null,null,null,null,null,333,null,null,188,null,null],
['24日',null,null,null,null,null,null,92,null,null,172,null,null],
['25日',null,null,null,null,null,null,131,null,null,208,null,null],
['26日',null,null,null,null,null,null,155,null,null,231,null,null],
['27日',null,null,null,null,null,null,149,null,null,210,'UP!','【復刻開催】カレもあなたも高校生！？青春ラプソディー♡: 04/27 → 05/02'],
['28日',null,null,null,null,null,null,202,null,null,278,null,null],
['29日',null,null,null,null,null,null,210,null,null,214,null,null],
['30日',null,null,null,null,null,null,226,null,null,189,null,null],
['31日',null,null,null,null,null,null,211,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:'2018年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:400},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)
      }
    });
  }

});