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,835,null,null,972,null,null],
['2日',null,null,null,null,null,null,444,null,null,666,null,null],
['3日',null,null,null,null,null,null,541,null,null,823,null,null],
['4日',null,null,null,null,null,null,664,null,null,647,null,null],
['5日',null,null,null,null,null,null,599,null,null,898,null,null],
['6日',null,null,null,null,null,null,532,null,null,723,null,null],
['7日',null,null,null,null,null,null,584,null,null,750,null,null],
['8日',null,null,null,null,null,null,780,null,null,913,null,null],
['9日',null,null,null,null,null,null,779,null,null,994,null,null],
['10日',null,null,null,null,null,null,524,null,null,460,null,null],
['11日',null,null,null,null,null,null,705,null,null,457,null,null],
['12日',null,null,null,null,null,null,673,null,null,614,null,null],
['13日',null,null,null,null,null,null,694,null,null,658,null,null],
['14日',null,null,null,null,null,null,508,null,null,393,null,null],
['15日',null,null,null,null,null,null,583,null,null,484,null,null],
['16日',null,null,null,null,null,null,552,null,null,613,null,null],
['17日',null,null,null,null,null,null,656,null,null,697,null,null],
['18日',null,null,null,null,null,null,588,null,null,851,null,null],
['19日',null,null,null,null,null,null,681,null,null,919,null,null],
['20日',null,null,null,null,null,null,777,null,null,961,null,null],
['21日',null,null,null,null,null,null,657,null,null,805,null,null],
['22日',null,null,null,null,null,null,702,null,null,781,null,null],
['23日',null,null,null,null,null,null,680,null,null,813,null,null],
['24日',null,null,null,null,null,null,564,null,null,338,null,null],
['25日',null,null,null,null,null,null,661,null,null,422,null,null],
['26日',null,null,null,null,null,null,385,null,null,587,null,null],
['27日',null,null,null,null,null,null,544,null,null,609,null,null],
['28日',null,null,null,null,null,null,811,null,null,696,null,null],
['29日',null,null,null,null,null,null,884,null,null,657,null,null],
['30日',null,null,null,null,null,null,972,null,null,807,null,null],
['31日',null,null,null,null,null,null,null,null,null,916,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: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=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)
      }
    });
  }

});