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,75,null,null,338,null,null],
['2日',null,null,null,null,null,null,98,null,null,204,null,null],
['3日',null,null,null,null,null,null,106,null,null,55,null,null],
['4日',null,null,null,null,null,null,105,null,null,45,null,null],
['5日',null,null,null,null,null,null,139,null,null,68,null,null],
['6日',null,null,null,null,null,null,165,null,null,112,null,null],
['7日',null,null,null,null,null,null,185,null,null,144,null,null],
['8日',null,null,null,null,null,null,166,null,null,175,null,null],
['9日',null,null,null,null,null,null,160,null,null,185,null,null],
['10日',null,null,null,null,null,null,178,null,null,207,null,null],
['11日',null,null,null,null,null,null,52,null,null,215,null,null],
['12日',null,null,null,null,null,null,72,null,null,37,null,null],
['13日',null,null,null,null,null,null,119,null,null,48,null,null],
['14日',null,null,null,null,null,null,167,null,null,60,null,null],
['15日',null,null,null,null,null,null,184,null,null,117,null,null],
['16日',null,null,null,null,null,null,187,null,null,192,null,null],
['17日',null,null,null,null,null,null,228,null,null,280,'UP!','アナザースタイル ゼーレグナーデ: 12/17 → 02/17'],
['18日',null,null,null,null,null,null,275,null,null,32,null,null],
['19日',null,null,null,null,null,null,286,null,null,47,null,null],
['20日',null,null,null,null,null,null,285,null,null,61,null,null],
['21日',null,null,null,null,null,null,42,null,null,87,null,null],
['22日',null,null,null,null,null,null,54,null,null,121,null,null],
['23日',null,null,null,null,null,null,79,null,null,147,null,null],
['24日',null,null,null,null,null,null,109,null,null,182,null,null],
['25日',null,null,null,null,null,null,154,null,null,208,null,null],
['26日',null,null,null,null,null,null,185,null,null,229,null,null],
['27日',null,null,null,null,null,null,229,null,null,231,null,null],
['28日',null,null,null,null,null,null,238,null,null,201,null,null],
['29日',null,null,null,null,null,null,238,null,null,204,null,null],
['30日',null,null,null,null,null,null,225,null,null,199,null,null],
['31日',null,null,null,null,null,null,null,null,null,141,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12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:350},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)
      }
    });
  }

});