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,null,154],
['2日',196,null,196,158],
['3日',null,189,124,189],
['4日',null,204,141,null],
['5日',null,208,172,null],
['6日',null,207,196,null],
['7日',null,151,191,151],
['8日',null,null,191,154],
['9日',null,null,176,191],
['10日',null,null,139,164],
['11日',null,null,160,145],
['12日',188,171,188,171],
['13日',212,203,null,null],
['14日',169,174,169,174],
['15日',null,null,181,175],
['16日',null,null,195,190],
['17日',null,184,164,184],
['18日',177,202,177,null],
['19日',205,187,null,187],
['20日',195,null,195,171],
['21日',212,null,null,148],
['22日',220,null,null,167],
['23日',186,197,186,197],
['24日',null,212,150,null],
['25日',null,126,166,126],
['26日',194,null,194,164],
['27日',209,null,null,145],
['28日',132,null,132,132],
['29日',null,null,174,149],
['30日',null,184,198,184],
['31日',null,null,142,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)
      }
    });
  }

});