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',211,201,null,null],
['2日',140,206,140,null],
['3日',null,172,159,172],
['4日',null,null,130,124],
['5日',null,null,105,136],
['6日',null,null,139,147],
['7日',null,null,195,154],
['8日',null,null,133,150],
['9日',null,null,148,195],
['10日',null,null,183,179],
['11日',null,null,154,169],
['12日',null,null,158,160],
['13日',182,184,182,184],
['14日',207,207,null,null],
['15日',229,200,null,200],
['16日',248,null,null,169],
['17日',206,null,null,199],
['18日',209,197,null,197],
['19日',175,218,175,null],
['20日',null,218,175,null],
['21日',175,214,175,null],
['22日',201,208,null,null],
['23日',177,226,177,null],
['24日',null,223,132,null],
['25日',162,208,162,null],
['26日',209,243,null,null],
['27日',155,215,155,null],
['28日',null,239,164,null],
['29日',null,225,160,null],
['30日',143,238,143,null],
['31日',204,null,null,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:250},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)
      }
    });
  }

});