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,174,101],
['2日',170,null,170,150],
['3日',201,null,null,177],
['4日',144,null,144,122],
['5日',null,null,167,169],
['6日',null,176,166,176],
['7日',null,201,146,null],
['8日',null,181,145,181],
['9日',187,null,187,188],
['10日',202,195,null,195],
['11日',164,208,164,null],
['12日',null,212,168,null],
['13日',194,141,194,141],
['14日',207,174,null,174],
['15日',207,210,null,null],
['16日',202,215,null,null],
['17日',217,185,null,185],
['18日',223,null,null,168],
['19日',243,null,null,154],
['20日',178,189,178,189],
['21日',null,238,186,null],
['22日',187,225,187,null],
['23日',203,210,null,null],
['24日',214,210,null,null],
['25日',203,167,null,167],
['26日',153,null,153,192],
['27日',null,180,133,180],
['28日',null,201,120,null],
['29日',null,213,117,null],
['30日',null,205,127,null],
['31日',null,null,145,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=2;

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

});