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',320,null,null,367,null,null,null,null,null,null,null,null],
['2日',155,null,null,162,null,null,155,null,null,162,null,null],
['3日',270,null,null,346,null,null,null,null,null,null,null,null],
['4日',350,null,null,343,null,null,null,null,null,null,null,null],
['5日',142,null,null,199,null,null,142,null,null,199,null,null],
['6日',189,null,null,299,null,null,189,null,null,null,null,null],
['7日',221,null,null,163,null,null,null,null,null,163,null,null],
['8日',81,null,null,285,null,null,81,null,null,null,null,null],
['9日',null,null,null,300,null,null,123,null,null,null,null,null],
['10日',null,null,null,310,null,null,169,null,null,null,null,null],
['11日',186,null,null,320,null,null,186,null,null,null,null,null],
['12日',201,null,null,331,null,null,null,null,null,null,null,null],
['13日',156,null,null,363,null,null,156,null,null,null,null,null],
['14日',201,null,null,424,null,null,null,null,null,null,null,null],
['15日',56,null,null,482,null,null,56,null,null,null,null,null],
['16日',null,null,null,496,null,null,127,null,null,null,null,null],
['17日',173,null,null,424,null,null,173,null,null,null,null,null],
['18日',214,null,null,474,null,null,null,null,null,null,null,null],
['19日',200,null,null,149,null,null,200,null,null,149,null,null],
['20日',209,null,null,null,null,null,null,null,null,183,null,null],
['21日',167,null,null,168,null,null,167,null,null,168,null,null],
['22日',161,null,null,201,null,null,161,null,null,null,null,null],
['23日',201,null,null,257,null,null,null,null,null,null,null,null],
['24日',164,null,null,271,null,null,164,null,null,null,null,null],
['25日',235,null,null,194,null,null,null,null,null,194,null,null],
['26日',180,null,null,null,null,null,180,null,null,55,null,null],
['27日',218,null,null,139,null,null,null,null,null,139,null,null],
['28日',243,null,null,353,null,null,null,null,null,null,null,null],
['29日',235,null,null,157,null,null,null,null,null,157,null,null],
['30日',240,null,null,109,null,null,null,null,null,109,null,null],
['31日',245,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:'2021年11月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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=10;

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

});