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',1257,null,null,866,null,null,null,null,null,null,null,null],
['2日',1311,null,null,1161,null,null,null,null,null,null,null,null],
['3日',1366,null,null,null,null,null,null,null,null,null,null,null],
['4日',null,null,null,920,null,null,null,null,null,null,null,null],
['5日',893,null,null,869,null,null,null,null,null,null,null,null],
['6日',951,null,null,872,null,null,null,null,null,null,null,null],
['7日',866,null,null,752,null,null,null,null,null,null,null,null],
['8日',1034,null,null,775,null,null,null,null,null,null,null,null],
['9日',893,null,null,702,null,null,null,null,null,null,null,null],
['10日',888,null,null,862,null,null,null,null,null,null,null,null],
['11日',869,null,null,1076,null,null,null,null,null,null,null,null],
['12日',null,null,null,null,null,null,null,null,null,null,null,null],
['13日',767,null,null,613,null,null,null,null,null,null,null,null],
['14日',null,null,null,701,null,null,null,null,null,null,null,null],
['15日',null,null,null,null,null,null,null,null,null,null,null,null],
['16日',947,null,null,null,null,null,null,null,null,null,null,null],
['17日',860,null,null,812,null,null,null,null,null,null,null,null],
['18日',840,null,null,834,null,null,null,null,null,null,null,null],
['19日',901,null,null,832,null,null,null,null,null,null,null,null],
['20日',835,null,null,849,null,null,null,null,null,null,null,null],
['21日',1010,null,null,1008,null,null,null,null,null,null,null,null],
['22日',1129,null,null,1008,null,null,null,null,null,null,null,null],
['23日',1194,null,null,899,null,null,null,null,null,null,null,null],
['24日',1005,null,null,942,null,null,null,null,null,null,null,null],
['25日',null,null,null,null,null,null,null,null,null,null,null,null],
['26日',1043,null,null,874,null,null,null,null,null,null,null,null],
['27日',724,null,null,null,null,null,null,null,null,null,null,null],
['28日',953,null,null,null,null,null,null,null,null,null,null,null],
['29日',1065,null,null,null,null,null,null,null,null,null,null,null],
['30日',1094,null,null,948,null,null,null,null,null,null,null,null],
['31日',null,null,null,1024,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12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1400},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)
      }
    });
  }

});