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',630,null,null,null,null,null,null,null,null,null,null,null],
['2日',523,null,null,604,null,null,null,null,null,null,null,null],
['3日',509,null,null,572,null,null,null,null,null,null,null,null],
['4日',541,null,null,542,null,null,null,null,null,null,null,null],
['5日',663,null,null,739,null,null,null,null,null,null,null,null],
['6日',890,null,null,740,null,null,null,null,null,null,null,null],
['7日',681,null,null,749,null,null,null,null,null,null,null,null],
['8日',628,null,null,885,null,null,null,null,null,null,null,null],
['9日',832,null,null,792,null,null,null,null,null,null,null,null],
['10日',1015,null,null,651,null,null,null,null,null,null,null,null],
['11日',972,null,null,493,null,null,null,null,null,null,null,null],
['12日',null,null,null,395,null,null,null,null,null,null,null,null],
['13日',570,null,null,367,null,null,null,null,null,null,null,null],
['14日',471,null,null,506,null,null,null,null,null,null,null,null],
['15日',489,null,null,725,null,null,null,null,null,null,null,null],
['16日',556,null,null,750,null,null,null,null,null,null,null,null],
['17日',601,null,null,556,null,null,null,null,null,null,null,null],
['18日',717,null,null,654,null,null,null,null,null,null,null,null],
['19日',785,null,null,426,null,null,null,null,null,null,null,null],
['20日',583,null,null,368,null,null,null,null,null,null,null,null],
['21日',669,null,null,472,null,null,null,null,null,null,null,null],
['22日',625,null,null,559,null,null,null,null,null,null,null,null],
['23日',879,null,null,675,null,null,null,null,null,null,null,null],
['24日',1197,null,null,468,null,null,null,null,null,null,null,null],
['25日',null,null,null,544,null,null,null,null,null,null,null,null],
['26日',864,null,null,479,null,null,null,null,null,null,null,null],
['27日',571,null,null,424,null,null,null,null,null,null,null,null],
['28日',635,null,null,586,null,null,null,null,null,null,null,null],
['29日',null,null,null,827,null,null,null,null,null,null,null,null],
['30日',624,null,null,348,null,null,null,null,null,null,null,null],
['31日',null,null,null,384,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:1200},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)
      }
    });
  }

});