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', 'iOS総合');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addRows([
        ['21:10',null,null,null,157,'【157位】','157位'],
['22:15',null,null,null,157,null,null],
['22:50',null,null,null,149,'【149位】','149位'],
['23:55',null,null,null,149,null,null],
['01:00',null,null,null,149,null,null],
['01:30',null,null,null,159,'【159位】','159位'],
['02:35',null,null,null,159,null,null],
['03:40',null,null,null,159,null,null],
['04:30',null,null,null,162,'【162位】','162位'],
['05:35',null,null,null,162,null,null],
['06:40',null,null,null,162,null,null],
['07:35',null,null,null,171,'【171位】','171位'],
['08:40',null,null,null,171,null,null],
['09:45',null,null,null,171,null,null],
['10:35',null,null,null,172,'【172位】','172位'],
['11:40',null,null,null,172,null,null],
['12:45',null,null,null,172,null,null],
['13:20',null,null,null,186,'【186位】','186位'],
['14:25',null,null,null,186,null,null],
['15:30',null,null,null,186,null,null],
['16:20',207,'【207位】','207位',207,null,null],
['17:25',207,null,null,null,null,null],
['18:30',207,null,null,null,null,null],
['19:15',212,'【212位】','212位',null,null,null],
['20:20',212,null,null,null,null,null],
['21:05',212,null,null,null,null,null]
        ]);
  var options = {
    chartArea: {'width':'90%', 'height':'65%', 'left':40 },
    'pointSize': 3,
    hAxis: { titleTextStyle:{italic:false}, format:'#',ticks: [1,5,10,15,20,25,30] },
    vAxis: { format:'#',viewWindow:{min:139,max:250},direction:-1 },
    legend: {position: 'top' },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['pink','#e74c3c']
  };

  var chart = new google.visualization.LineChart(document.getElementById('graphField'));
  chart.draw(data, options);

  var lastlogday=0 -1 ;
  var lastlogcat=6;

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

});