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([
        ['19:00',254,'【254位】','254位',null,null,null],
['19:10',266,null,null,null,null,null],
['20:15',266,null,null,null,null,null],
['21:20',266,null,null,null,null,null],
['22:25',267,'【267位】','267位',null,null,null],
['22:40',264,null,null,null,null,null],
['23:45',264,null,null,null,null,null],
['00:50',264,null,null,null,null,null],
['01:25',254,'【254位】','254位',null,null,null],
['01:40',253,null,null,null,null,null],
['02:45',253,null,null,null,null,null],
['03:50',253,null,null,null,null,null],
['04:25',254,'【254位】','254位',null,null,null],
['04:40',253,null,null,null,null,null],
['05:45',253,null,null,null,null,null],
['06:50',253,null,null,null,null,null],
['07:25',256,'【256位】','256位',null,null,null],
['08:30',256,null,null,null,null,null],
['09:35',256,null,null,null,null,null],
['10:25',257,'【257位】','257位',null,null,null],
['10:30',259,null,null,null,null,null],
['11:35',259,null,null,null,null,null],
['12:40',259,null,null,null,null,null],
['13:25',263,'【263位】','263位',null,null,null],
['13:30',264,null,null,null,null,null],
['14:35',264,null,null,null,null,null],
['15:40',264,null,null,null,null,null],
['16:25',261,'【261位】','261位',null,null,null],
['16:40',263,null,null,null,null,null],
['17:45',263,null,null,null,null,null],
['18:50',263,null,null,null,null,null],
['18:55',263,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:243,max:300},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)
      }
    });
  }

});