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,393,null,null,425,null,null,null,null,null],
['2日',491,null,null,385,null,null,491,null,null,null,null,null],
['3日',568,null,null,350,null,null,null,null,null,null,null,null],
['4日',642,null,null,307,null,null,null,null,null,null,null,null],
['5日',696,null,null,313,null,null,null,null,null,null,null,null],
['6日',713,null,null,298,null,null,null,null,null,null,null,null],
['7日',699,null,null,313,null,null,null,null,null,null,null,null],
['8日',666,null,null,301,null,null,null,null,null,null,null,null],
['9日',626,null,null,318,null,null,null,null,null,null,null,null],
['10日',588,null,null,315,null,null,null,null,null,null,null,null],
['11日',558,null,null,319,null,null,null,null,null,null,null,null],
['12日',540,null,null,326,null,null,null,null,null,null,null,null],
['13日',538,null,null,328,null,null,null,null,null,null,null,null],
['14日',553,null,null,332,null,null,null,null,null,null,null,null],
['15日',578,null,null,335,null,null,null,null,null,null,null,null],
['16日',605,null,null,359,null,null,null,null,null,null,null,null],
['17日',628,null,null,361,null,null,null,null,null,null,null,null],
['18日',638,null,null,329,null,null,null,null,null,null,null,null],
['19日',637,null,null,321,null,null,null,null,null,null,null,null],
['20日',630,null,null,302,null,null,null,null,null,null,null,null],
['21日',623,null,null,314,null,null,null,null,null,null,null,null],
['22日',617,null,null,347,null,null,null,null,null,null,null,null],
['23日',613,null,null,363,null,null,null,null,null,null,null,null],
['24日',610,null,null,352,null,null,null,null,null,null,null,null],
['25日',610,null,null,347,null,null,null,null,null,null,null,null],
['26日',610,null,null,356,null,null,null,null,null,null,null,null],
['27日',610,null,null,347,null,null,null,null,null,null,null,null],
['28日',610,null,null,363,null,null,null,null,null,null,null,null],
['29日',null,null,null,401,null,null,null,null,null,null,null,null],
['30日',null,null,null,370,null,null,null,null,null,null,null,null],
['31日',null,null,null,378,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:800},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)
      }
    });
  }

});