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',289,null,null,64],
['2日',311,157,null,157],
['3日',272,252,null,null],
['4日',324,265,null,null],
['5日',376,228,null,null],
['6日',302,251,null,null],
['7日',263,225,null,null],
['8日',242,143,null,143],
['9日',178,237,178,null],
['10日',null,247,101,null],
['11日',null,204,96,null],
['12日',200,315,200,null],
['13日',254,282,null,null],
['14日',284,189,null,189],
['15日',323,239,null,null],
['16日',251,379,null,null],
['17日',136,342,136,null],
['18日',181,334,181,null],
['19日',284,492,null,null],
['20日',161,348,161,null],
['21日',252,389,null,null],
['22日',267,258,null,null],
['23日',281,283,null,null],
['24日',250,350,null,null],
['25日',191,473,191,null],
['26日',242,407,null,null],
['27日',298,343,null,null],
['28日',218,254,null,null],
['29日',238,212,null,null],
['30日',289,328,null,null],
['31日',99,null,99,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:500},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)
      }
    });
  }

});