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',242,null,null,197,null,null,null,null,null,null,null,null],
['2日',234,null,null,180,null,null,null,null,null,180,null,null],
['3日',242,null,null,null,null,null,null,null,null,148,null,null],
['4日',259,null,null,179,null,null,null,null,null,179,null,null],
['5日',283,null,null,204,null,null,null,null,null,null,null,null],
['6日',297,null,null,216,null,null,null,null,null,null,null,null],
['7日',348,null,null,120,null,null,null,null,null,120,null,null],
['8日',318,null,null,null,null,null,null,null,null,172,null,null],
['9日',414,null,null,null,null,null,null,null,null,186,null,null],
['10日',354,null,null,162,null,null,null,null,null,162,null,null],
['11日',353,null,null,250,null,null,null,null,null,null,null,null],
['12日',287,null,null,330,null,null,null,null,null,null,null,null],
['13日',400,null,null,357,null,null,null,null,null,null,null,null],
['14日',467,null,null,372,null,null,null,null,null,null,null,null],
['15日',562,null,null,428,null,null,null,null,null,null,null,null],
['16日',510,null,null,469,null,null,null,null,null,null,null,null],
['17日',493,null,null,190,null,null,null,null,null,190,null,null],
['18日',535,null,null,218,null,null,null,null,null,null,null,null],
['19日',410,null,null,292,null,null,null,null,null,null,null,null],
['20日',376,null,null,334,null,null,null,null,null,null,null,null],
['21日',381,null,null,424,null,null,null,null,null,null,null,null],
['22日',428,null,null,431,null,null,null,null,null,null,null,null],
['23日',422,null,null,501,null,null,null,null,null,null,null,null],
['24日',356,null,null,496,null,null,null,null,null,null,null,null],
['25日',371,null,null,556,null,null,null,null,null,null,null,null],
['26日',49,null,null,477,null,null,49,null,null,null,null,null],
['27日',null,null,null,474,null,null,60,null,null,null,null,null],
['28日',null,null,null,423,null,null,101,null,null,null,null,null],
['29日',null,null,null,406,null,null,144,null,null,null,null,null],
['30日',147,null,null,222,null,null,147,null,null,null,null,null],
['31日',null,null,null,283,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:600},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)
      }
    });
  }

});