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',207,null,null,171],
['2日',130,195,130,195],
['3日',214,252,null,null],
['4日',241,185,null,185],
['5日',253,215,null,null],
['6日',77,223,77,null],
['7日',128,218,128,null],
['8日',208,61,null,61],
['9日',103,null,103,127],
['10日',null,153,97,153],
['11日',168,207,168,null],
['12日',214,149,null,149],
['13日',201,null,null,112],
['14日',228,149,null,149],
['15日',209,204,null,null],
['16日',105,154,105,154],
['17日',null,212,125,null],
['18日',null,207,172,null],
['19日',null,224,150,null],
['20日',null,135,99,135],
['21日',null,null,115,111],
['22日',null,null,122,67],
['23日',null,null,101,107],
['24日',null,null,119,166],
['25日',null,null,141,172],
['26日',null,null,131,173],
['27日',null,180,150,180],
['28日',null,225,182,null],
['29日',null,297,156,null],
['30日',null,301,178,null],
['31日',null,null,189,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:350},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)
      }
    });
  }

});