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,null,175,124],
['2日',null,null,191,142],
['3日',null,null,192,185],
['4日',null,182,181,182],
['5日',198,203,198,null],
['6日',228,213,null,null],
['7日',235,171,null,171],
['8日',241,null,null,193],
['9日',242,null,null,192],
['10日',232,null,null,116],
['11日',240,null,null,138],
['12日',239,null,null,172],
['13日',175,null,175,199],
['14日',202,null,null,177],
['15日',225,null,null,195],
['16日',236,null,null,144],
['17日',216,null,null,162],
['18日',223,null,null,182],
['19日',186,189,186,189],
['20日',193,215,193,null],
['21日',205,205,null,null],
['22日',206,91,null,91],
['23日',209,null,null,102],
['24日',201,null,null,122],
['25日',110,null,110,147],
['26日',null,null,107,127],
['27日',null,null,120,148],
['28日',null,null,124,137],
['29日',null,null,108,145],
['30日',null,164,115,164],
['31日',null,null,115,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=4;

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

});