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,305,null,null,331,null,null,null,null,null],
['2日',277,null,null,272,null,null,277,null,null,null,null,null],
['3日',314,null,null,265,null,null,null,null,null,null,null,null],
['4日',354,null,null,240,null,null,null,null,null,null,null,null],
['5日',373,null,null,244,null,null,null,null,null,null,null,null],
['6日',372,null,null,254,null,null,null,null,null,null,null,null],
['7日',363,null,null,268,null,null,null,null,null,null,null,null],
['8日',361,null,null,205,null,null,null,null,null,null,null,null],
['9日',382,null,null,222,null,null,null,null,null,null,null,null],
['10日',429,null,null,245,null,null,null,null,null,null,null,null],
['11日',469,null,null,242,null,null,null,null,null,null,null,null],
['12日',459,null,null,254,null,null,null,null,null,null,null,null],
['13日',356,null,null,254,null,null,null,null,null,null,null,null],
['14日',190,null,null,236,null,null,190,null,null,null,null,null],
['15日',190,null,null,194,null,null,190,null,null,194,null,null],
['16日',266,null,null,231,null,null,null,null,null,null,null,null],
['17日',343,null,null,239,null,null,null,null,null,null,null,null],
['18日',382,null,null,228,null,null,null,null,null,null,null,null],
['19日',385,null,null,194,null,null,null,null,null,194,null,null],
['20日',367,null,null,188,null,null,null,null,null,188,null,null],
['21日',342,null,null,241,null,null,null,null,null,null,null,null],
['22日',319,null,null,237,null,null,null,null,null,null,null,null],
['23日',303,null,null,269,null,null,null,null,null,null,null,null],
['24日',314,null,null,283,null,null,null,null,null,null,null,null],
['25日',311,null,null,273,null,null,null,null,null,null,null,null],
['26日',328,null,null,282,null,null,null,null,null,null,null,null],
['27日',358,null,null,292,null,null,null,null,null,null,null,null],
['28日',374,null,null,286,null,null,null,null,null,null,null,null],
['29日',359,null,null,281,null,null,null,null,null,null,null,null],
['30日',344,null,null,257,null,null,null,null,null,null,null,null],
['31日',null,null,null,270,null,null,null,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10月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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=4;

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

});