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([
        ['07:45',979,'【979位】','979位',null,null,null],
['08:50',979,null,null,null,null,null],
['09:55',979,null,null,null,null,null],
['10:30',981,'【981位】','981位',null,null,null],
['16:20',940,null,null,null,null,null],
['16:25',943,null,null,null,null,null],
['16:35',932,null,null,null,null,null],
['16:45',921,'【921位】','921位',null,null,null],
['17:50',921,null,null,null,null,null],
['17:55',922,'【922位】','922位',null,null,null],
['19:00',922,null,null,null,null,null],
['19:35',966,'【966位】','966位',null,null,null],
['20:40',966,null,null,null,null,null],
['21:45',966,null,null,null,null,null],
['22:35',970,'【970位】','970位',null,null,null],
['22:40',964,null,null,null,null,null],
['23:45',964,null,null,null,null,null],
['00:50',964,null,null,null,null,null],
['01:15',963,'【963位】','963位',null,null,null],
['01:20',966,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:911,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)
      }
    });
  }

});