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',235,null,null,81],
['2日',207,166,null,166],
['3日',228,217,null,null],
['4日',219,217,null,null],
['5日',151,215,151,null],
['6日',203,201,null,null],
['7日',213,188,null,188],
['8日',241,null,null,172],
['9日',212,null,null,196],
['10日',204,null,null,185],
['11日',226,null,null,163],
['12日',243,191,null,191],
['13日',240,222,null,null],
['14日',199,214,199,null],
['15日',236,252,null,null],
['16日',231,258,null,null],
['17日',202,257,null,null],
['18日',198,209,198,null],
['19日',208,266,null,null],
['20日',219,239,null,null],
['21日',201,218,null,null],
['22日',242,201,null,null],
['23日',215,188,null,188],
['24日',221,239,null,null],
['25日',195,266,195,null],
['26日',194,188,194,188],
['27日',205,201,null,null],
['28日',122,236,122,null],
['29日',null,225,133,null],
['30日',null,209,120,null],
['31日',null,null,140,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)
      }
    });
  }

});