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',928,'【928位】','928位',null,null,null],
['22:15',928,null,null,null,null,null],
['22:25',979,'【979位】','979位',null,null,null],
['22:30',974,null,null,null,null,null],
['23:35',974,null,null,null,null,null],
['00:40',974,null,null,null,null,null],
['01:30',975,'【975位】','975位',null,null,null],
['04:40',982,null,null,null,null,null],
['04:55',980,'【980位】','980位',null,null,null],
['06:00',980,null,null,null,null,null],
['07:05',980,null,null,null,null,null],
['07:25',956,'【956位】','956位',null,null,null],
['07:30',957,null,null,null,null,null],
['08:35',957,null,null,null,null,null],
['09:40',957,null,null,null,null,null],
['10:30',931,'【931位】','931位',null,null,null],
['10:40',925,null,null,null,null,null],
['11:45',925,null,null,null,null,null],
['12:50',925,null,null,null,null,null],
['13:40',934,'【934位】','934位',null,null,null],
['14:45',934,null,null,null,null,null],
['15:50',934,null,null,null,null,null],
['16:40',984,'【984位】','984位',null,null,null],
['17:45',984,null,null,null,null,null],
['18:50',984,null,null,null,null,null],
['19:25',942,'【942位】','942位',null,null,null],
['19:30',943,null,null,null,null,null],
['20:35',943,null,null,null,null,null],
['21:05',943,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:915,max:1000},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)
      }
    });
  }

});