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',719,null,null,768,null,null,null,null,null,null,null,null],
['2日',602,null,null,533,null,null,null,null,null,null,null,null],
['3日',497,null,null,505,null,null,null,null,null,null,null,null],
['4日',577,null,null,634,null,null,null,null,null,null,null,null],
['5日',600,null,null,580,null,null,null,null,null,null,null,null],
['6日',553,null,null,594,null,null,null,null,null,null,null,null],
['7日',751,null,null,660,null,null,null,null,null,null,null,null],
['8日',873,null,null,655,null,null,null,null,null,null,null,null],
['9日',774,null,null,585,null,null,null,null,null,null,null,null],
['10日',728,null,null,632,null,null,null,null,null,null,null,null],
['11日',831,null,null,679,null,null,null,null,null,null,null,null],
['12日',710,null,null,633,null,null,null,null,null,null,null,null],
['13日',555,null,null,688,null,null,null,null,null,null,null,null],
['14日',635,null,null,657,null,null,null,null,null,null,null,null],
['15日',653,null,null,876,null,null,null,null,null,null,null,null],
['16日',716,null,null,650,null,null,null,null,null,null,null,null],
['17日',709,null,null,686,null,null,null,null,null,null,null,null],
['18日',752,null,null,844,null,null,null,null,null,null,null,null],
['19日',863,null,null,807,null,null,null,null,null,null,null,null],
['20日',651,null,null,719,null,null,null,null,null,null,null,null],
['21日',653,null,null,549,null,null,null,null,null,null,null,null],
['22日',782,null,null,517,null,null,null,null,null,null,null,null],
['23日',693,null,null,506,null,null,null,null,null,null,null,null],
['24日',668,null,null,596,null,null,null,null,null,null,null,null],
['25日',684,null,null,810,null,null,null,null,null,null,null,null],
['26日',704,null,null,697,null,null,null,null,null,null,null,null],
['27日',749,null,null,621,null,null,null,null,null,null,null,null],
['28日',705,null,null,707,null,null,null,null,null,null,null,null],
['29日',null,null,null,857,null,null,null,null,null,null,null,null],
['30日',null,null,null,830,null,null,null,null,null,null,null,null],
['31日',null,null,null,968,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: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=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});