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,347,null,null,148,null,null],
['2日',null,null,null,null,null,null,244,null,null,249,null,null],
['3日',null,null,null,null,null,null,251,null,null,236,null,null],
['4日',null,null,null,null,null,null,182,null,null,236,null,null],
['5日',null,null,null,null,null,null,198,null,null,249,null,null],
['6日',null,null,null,null,null,null,182,null,null,192,null,null],
['7日',null,null,null,null,null,null,219,null,null,231,null,null],
['8日',null,null,null,null,null,null,239,null,null,256,null,null],
['9日',null,null,null,null,null,null,215,null,null,274,null,null],
['10日',null,null,null,null,null,null,229,null,null,269,null,null],
['11日',null,null,null,null,null,null,212,null,null,296,null,null],
['12日',null,null,null,null,null,null,276,null,null,327,null,null],
['13日',null,null,null,null,null,null,320,null,null,341,null,null],
['14日',null,null,null,null,null,null,328,null,null,374,null,null],
['15日',null,null,null,null,null,null,343,null,null,289,null,null],
['16日',null,null,null,null,null,null,365,null,null,317,null,null],
['17日',null,null,null,null,null,null,null,null,null,331,null,null],
['18日',null,null,null,null,null,null,199,null,null,322,null,null],
['19日',null,null,null,null,null,null,187,null,null,363,null,null],
['20日',null,null,null,null,null,null,188,null,null,360,null,null],
['21日',null,null,null,null,null,null,244,null,null,274,null,null],
['22日',null,null,null,null,null,null,273,null,null,293,null,null],
['23日',null,null,null,null,null,null,222,null,null,343,null,null],
['24日',null,null,null,null,null,null,250,null,null,376,null,null],
['25日',null,null,null,null,null,null,294,null,null,366,null,null],
['26日',null,null,null,null,null,null,293,null,null,348,null,null],
['27日',null,null,null,null,null,null,322,null,null,385,null,null],
['28日',null,null,null,null,null,null,362,null,null,null,null,null],
['29日',null,null,null,null,null,null,381,null,null,190,null,null],
['30日',null,null,null,null,null,null,359,null,null,204,null,null],
['31日',null,null,null,null,null,null,349,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:'2018年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:400},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)
      }
    });
  }

});