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,207,null,null,428,null,null,null,null,null],
['2日',185,null,null,159,null,null,185,null,null,159,null,null],
['3日',355,null,null,193,null,null,null,null,null,193,null,null],
['4日',393,null,null,245,null,null,null,null,null,null,null,null],
['5日',287,null,null,266,null,null,null,null,null,null,null,null],
['6日',361,null,null,297,null,null,null,null,null,null,null,null],
['7日',335,null,null,211,null,null,null,null,null,null,null,null],
['8日',353,null,null,291,null,null,null,null,null,null,null,null],
['9日',130,null,null,321,null,null,130,null,null,null,null,null],
['10日',163,null,null,375,null,null,163,null,null,null,null,null],
['11日',270,null,null,389,null,null,null,null,null,null,null,null],
['12日',327,null,null,399,null,null,null,null,null,null,null,null],
['13日',294,null,null,407,null,null,null,null,null,null,null,null],
['14日',317,null,null,482,null,null,null,null,null,null,null,null],
['15日',63,null,null,97,null,null,63,null,null,97,null,null],
['16日',null,null,null,165,null,null,107,null,null,165,null,null],
['17日',188,null,null,227,null,null,188,null,null,null,null,null],
['18日',235,null,null,283,null,null,null,null,null,null,null,null],
['19日',263,null,null,309,null,null,null,null,null,null,null,null],
['20日',275,null,null,392,null,null,null,null,null,null,null,null],
['21日',275,null,null,299,null,null,null,null,null,null,null,null],
['22日',275,null,null,382,null,null,null,null,null,null,null,null],
['23日',275,null,null,456,null,null,null,null,null,null,null,null],
['24日',275,null,null,410,null,null,null,null,null,null,null,null],
['25日',257,null,null,287,null,null,null,null,null,null,null,null],
['26日',278,null,null,310,null,null,null,null,null,null,null,null],
['27日',321,null,null,424,null,null,null,null,null,null,null,null],
['28日',343,null,null,420,null,null,null,null,null,null,null,null],
['29日',317,null,null,404,null,null,null,null,null,null,null,null],
['30日',335,null,null,420,null,null,null,null,null,null,null,null],
['31日',null,null,null,496,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: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=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)
      }
    });
  }

});