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,642,null,null,549,null,null,null,null,null],
['2日',487,null,null,429,null,null,487,null,null,null,null,null],
['3日',435,null,null,577,null,null,null,null,null,null,null,null],
['4日',399,null,null,576,null,null,null,null,null,null,null,null],
['5日',384,null,null,538,null,null,null,null,null,null,null,null],
['6日',390,null,null,562,null,null,null,null,null,null,null,null],
['7日',411,null,null,575,null,null,null,null,null,null,null,null],
['8日',439,null,null,753,null,null,null,null,null,null,null,null],
['9日',468,null,null,601,null,null,null,null,null,null,null,null],
['10日',489,null,null,587,null,null,null,null,null,null,null,null],
['11日',500,null,null,742,null,null,null,null,null,null,null,null],
['12日',501,null,null,891,null,null,null,null,null,null,null,null],
['13日',493,null,null,658,null,null,null,null,null,null,null,null],
['14日',474,null,null,844,null,null,null,null,null,null,null,null],
['15日',449,null,null,911,null,null,null,null,null,null,null,null],
['16日',426,null,null,1058,null,null,null,null,null,null,null,null],
['17日',413,null,null,1187,null,null,null,null,null,null,null,null],
['18日',411,null,null,null,null,null,null,null,null,null,null,null],
['19日',415,null,null,1085,null,null,null,null,null,null,null,null],
['20日',417,null,null,1126,null,null,null,null,null,null,null,null],
['21日',412,null,null,1273,null,null,null,null,null,null,null,null],
['22日',393,null,null,957,null,null,null,null,null,null,null,null],
['23日',371,null,null,1294,null,null,null,null,null,null,null,null],
['24日',362,null,null,938,null,null,null,null,null,null,null,null],
['25日',380,null,null,783,null,null,null,null,null,null,null,null],
['26日',429,null,null,820,null,null,null,null,null,null,null,null],
['27日',486,null,null,873,null,null,null,null,null,null,null,null],
['28日',518,null,null,1012,null,null,null,null,null,null,null,null],
['29日',506,null,null,null,null,null,null,null,null,null,null,null],
['30日',494,null,null,null,null,null,null,null,null,null,null,null],
['31日',null,null,null,964,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:1300},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)
      }
    });
  }

});