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,44,null,null,82,null,null],
['2日',null,null,null,null,null,null,137,null,null,82,null,null],
['3日',null,null,null,null,null,null,155,null,null,226,null,null],
['4日',null,null,null,null,null,null,181,null,null,148,null,null],
['5日',null,null,null,null,null,null,200,null,null,148,'UP!','コラボしょうかん「予告状」: 03/05 → 03/28'],
['6日',null,null,null,null,null,null,212,null,null,204,null,null],
['7日',null,null,null,null,null,null,380,'UP!','調査兵団召集: 02/07 → 02/28',240,null,null],
['8日',null,null,null,null,null,null,380,null,null,46,null,null],
['9日',null,null,null,null,null,null,null,null,null,79,null,null],
['10日',null,null,null,null,null,null,61,null,null,94,null,null],
['11日',null,null,null,null,null,null,147,null,null,150,'UP!','ホワイトデーしょうかん: 03/11 → 03/15'],
['12日',null,null,null,null,null,null,154,'UP!','バレンタインしょうかん: 02/12 → 02/15',173,null,null],
['13日',null,null,null,null,null,null,137,null,null,74,null,null],
['14日',null,null,null,null,null,null,148,null,null,135,null,null],
['15日',null,null,null,null,null,null,153,'UP!','超裏・言霊祭しょうかん: 02/15 → 02/19',66,'UP!','超裏・言霊祭しょうかん: 03/15 → 03/19'],
['16日',null,null,null,null,null,null,153,null,null,200,null,null],
['17日',null,null,null,null,null,null,185,null,null,69,null,null],
['18日',null,null,null,null,null,null,128,null,null,66,null,null],
['19日',null,null,null,null,null,null,151,null,null,147,null,null],
['20日',null,null,null,null,null,null,152,'UP!','天界の扉しょうかん: 02/20 → 02/27',178,'UP!','言卓の騎士しょうかん: 03/20 → 03/28'],
['21日',null,null,null,null,null,null,174,null,null,158,null,null],
['22日',null,null,null,null,null,null,288,null,null,138,null,null],
['23日',null,null,null,null,null,null,97,null,null,147,null,null],
['24日',null,null,null,null,null,null,139,null,null,294,null,null],
['25日',null,null,null,null,null,null,214,null,null,252,null,null],
['26日',null,null,null,null,null,null,249,null,null,327,null,null],
['27日',null,null,null,null,null,null,249,'UP!','超・言霊祭しょうかん: 02/27 → 03/02',332,null,null],
['28日',null,null,null,null,null,null,208,null,null,241,'UP!','超・言霊祭しょうかん: 03/28 → 04/01'],
['29日',null,null,null,null,null,null,null,null,null,178,null,null],
['30日',null,null,null,null,null,null,null,null,null,95,null,null],
['31日',null,null,null,null,null,null,null,null,null,59,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:'2019年3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=31 -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)
      }
    });
  }

});