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',null,216,null,null],
['2日',null,195,null,195],
['3日',null,209,null,null],
['4日',null,106,null,106],
['5日',141,167,141,167],
['6日',null,201,164,null],
['7日',null,236,192,null],
['8日',null,243,200,null],
['9日',null,213,182,null],
['10日',188,219,188,null],
['11日',219,230,null,null],
['12日',199,233,199,null],
['13日',null,225,179,null],
['14日',166,224,166,null],
['15日',213,260,null,null],
['16日',188,162,188,162],
['17日',191,null,191,153],
['18日',220,null,null,193],
['19日',148,null,148,102],
['20日',null,null,99,121],
['21日',null,167,145,167],
['22日',null,210,97,null],
['23日',null,187,141,187],
['24日',182,191,182,191],
['25日',201,226,null,null],
['26日',144,221,144,null],
['27日',null,221,148,null],
['28日',170,208,170,null],
['29日',207,235,null,null],
['30日',177,170,177,170],
['31日',null,null,197,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=4;

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

});