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,null,null,null,956,null,null,731,null,null],
['2日',null,null,null,null,null,null,914,null,null,703,null,null],
['3日',null,null,null,null,null,null,709,null,null,751,null,null],
['4日',null,null,null,null,null,null,666,null,null,784,null,null],
['5日',null,null,null,null,null,null,755,null,null,729,null,null],
['6日',null,null,null,null,null,null,913,null,null,693,null,null],
['7日',null,null,null,null,null,null,687,null,null,614,null,null],
['8日',null,null,null,null,null,null,755,null,null,647,null,null],
['9日',null,null,null,null,null,null,708,null,null,674,null,null],
['10日',null,null,null,null,null,null,706,null,null,781,null,null],
['11日',null,null,null,null,null,null,713,null,null,754,null,null],
['12日',null,null,null,null,null,null,733,null,null,711,null,null],
['13日',null,null,null,null,null,null,926,null,null,662,null,null],
['14日',null,null,null,null,null,null,758,null,null,609,null,null],
['15日',null,null,null,null,null,null,939,null,null,548,null,null],
['16日',null,null,null,null,null,null,null,null,null,695,null,null],
['17日',null,null,null,null,null,null,null,null,null,721,null,null],
['18日',null,null,null,null,null,null,804,null,null,655,null,null],
['19日',null,null,null,null,null,null,671,null,null,704,null,null],
['20日',null,null,null,null,null,null,672,null,null,584,null,null],
['21日',null,null,null,null,null,null,743,null,null,568,null,null],
['22日',null,null,null,null,null,null,699,null,null,572,null,null],
['23日',null,null,null,null,null,null,754,null,null,665,null,null],
['24日',null,null,null,null,null,null,754,null,null,703,null,null],
['25日',null,null,null,null,null,null,779,null,null,778,null,null],
['26日',null,null,null,null,null,null,769,null,null,769,null,null],
['27日',null,null,null,null,null,null,698,null,null,754,null,null],
['28日',null,null,null,null,null,null,795,null,null,796,null,null],
['29日',null,null,null,null,null,null,819,null,null,836,null,null],
['30日',null,null,null,null,null,null,682,null,null,630,null,null],
['31日',null,null,null,null,null,null,677,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:'2020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=10;

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

});