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',497,null,null,453,null,null,null,null,null,null,null,null],
['2日',518,null,null,525,null,null,null,null,null,null,null,null],
['3日',554,null,null,450,null,null,null,null,null,null,null,null],
['4日',617,null,null,459,null,null,null,null,null,null,null,null],
['5日',675,null,null,472,null,null,null,null,null,null,null,null],
['6日',623,null,null,490,null,null,null,null,null,null,null,null],
['7日',667,null,null,432,null,null,null,null,null,null,null,null],
['8日',819,null,null,446,null,null,null,null,null,null,null,null],
['9日',834,null,null,534,null,null,null,null,null,null,null,null],
['10日',802,null,null,522,null,null,null,null,null,null,null,null],
['11日',905,null,null,463,null,null,null,null,null,null,null,null],
['12日',802,null,null,487,null,null,null,null,null,null,null,null],
['13日',705,null,null,458,null,null,null,null,null,null,null,null],
['14日',821,null,null,437,null,null,null,null,null,null,null,null],
['15日',870,null,null,446,null,null,null,null,null,null,null,null],
['16日',null,null,null,442,null,null,null,null,null,null,null,null],
['17日',708,null,null,444,null,null,null,null,null,null,null,null],
['18日',643,null,null,421,null,null,null,null,null,null,null,null],
['19日',802,null,null,280,null,null,null,null,null,null,null,null],
['20日',null,null,null,331,null,null,null,null,null,null,null,null],
['21日',827,null,null,395,null,null,null,null,null,null,null,null],
['22日',805,null,null,419,null,null,null,null,null,null,null,null],
['23日',874,null,null,456,null,null,null,null,null,null,null,null],
['24日',844,null,null,459,null,null,null,null,null,null,null,null],
['25日',796,null,null,421,null,null,null,null,null,null,null,null],
['26日',719,null,null,432,null,null,null,null,null,null,null,null],
['27日',583,null,null,397,null,null,null,null,null,null,null,null],
['28日',705,null,null,337,null,null,null,null,null,null,null,null],
['29日',649,null,null,388,null,null,null,null,null,null,null,null],
['30日',471,null,null,390,null,null,null,null,null,null,null,null],
['31日',498,null,null,null,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:'2022年4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=30 -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)
      }
    });
  }

});