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('number', '推測');
       data.addColumn('number', 'iOS前月');
       data.addColumn('number', 'iOS当月');
       data.addRows([
        ['1日',201,null,null,147],
['2日',198,null,198,119],
['3日',217,null,null,143],
['4日',225,176,null,176],
['5日',230,209,null,null],
['6日',230,136,null,136],
['7日',229,null,null,141],
['8日',253,null,null,168],
['9日',206,null,null,185],
['10日',193,200,193,200],
['11日',208,202,null,null],
['12日',205,218,null,null],
['13日',207,223,null,null],
['14日',215,223,null,null],
['15日',236,222,null,null],
['16日',197,223,197,null],
['17日',217,222,null,null],
['18日',226,226,null,null],
['19日',233,229,null,null],
['20日',251,218,null,null],
['21日',258,210,null,null],
['22日',269,223,null,null],
['23日',261,220,null,null],
['24日',277,225,null,null],
['25日',279,233,null,null],
['26日',275,243,null,null],
['27日',272,180,null,180],
['28日',275,201,null,null],
['29日',79,220,79,null],
['30日',null,248,100,null],
['31日',null,null,133,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:'2024年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:300},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=2;

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

});