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',292,null,null,345,null,null,null,null,null,null,null,null],
['2日',214,null,null,259,null,null,null,null,null,null,null,null],
['3日',245,null,null,274,null,null,null,null,null,null,null,null],
['4日',276,null,null,318,null,null,null,null,null,null,null,null],
['5日',265,null,null,302,null,null,null,null,null,null,null,null],
['6日',313,null,null,311,null,null,null,null,null,null,null,null],
['7日',308,null,null,305,null,null,null,null,null,null,null,null],
['8日',321,null,null,321,null,null,null,null,null,null,null,null],
['9日',351,null,null,344,null,null,null,null,null,null,null,null],
['10日',253,null,null,335,null,null,null,null,null,null,null,null],
['11日',319,null,null,413,null,null,null,null,null,null,null,null],
['12日',370,null,null,358,null,null,null,null,null,null,null,null],
['13日',388,null,null,254,null,null,null,null,null,null,null,null],
['14日',351,null,null,285,null,null,null,null,null,null,null,null],
['15日',337,null,null,330,null,null,null,null,null,null,null,null],
['16日',305,null,null,324,null,null,null,null,null,null,null,null],
['17日',302,null,null,319,null,null,null,null,null,null,null,null],
['18日',337,null,null,364,null,null,null,null,null,null,null,null],
['19日',365,null,null,454,null,null,null,null,null,null,null,null],
['20日',430,null,null,486,null,null,null,null,null,null,null,null],
['21日',367,null,null,410,null,null,null,null,null,null,null,null],
['22日',275,null,null,464,null,null,null,null,null,null,null,null],
['23日',379,null,null,336,null,null,null,null,null,null,null,null],
['24日',448,null,null,414,null,null,null,null,null,null,null,null],
['25日',505,null,null,390,null,null,null,null,null,null,null,null],
['26日',461,null,null,421,null,null,null,null,null,null,null,null],
['27日',454,null,null,360,null,null,null,null,null,null,null,null],
['28日',416,null,null,360,null,null,null,null,null,null,null,null],
['29日',474,null,null,357,null,null,null,null,null,null,null,null],
['30日',460,null,null,296,null,null,null,null,null,null,null,null],
['31日',null,null,null,296,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)
      }
    });
  }

});