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',222,null,null,178],
['2日',143,null,143,165],
['3日',null,null,117,169],
['4日',null,null,99,173],
['5日',null,null,115,194],
['6日',null,null,133,160],
['7日',null,null,155,157],
['8日',null,null,142,151],
['9日',null,null,128,174],
['10日',null,null,140,186],
['11日',null,192,113,192],
['12日',null,201,127,null],
['13日',null,189,127,189],
['14日',null,196,181,196],
['15日',null,211,144,null],
['16日',null,239,140,null],
['17日',186,221,186,null],
['18日',206,228,null,null],
['19日',243,270,null,null],
['20日',224,232,null,null],
['21日',212,197,null,197],
['22日',224,null,null,157],
['23日',202,200,null,200],
['24日',169,244,169,null],
['25日',null,239,114,null],
['26日',null,232,92,null],
['27日',161,246,161,null],
['28日',204,218,null,null],
['29日',211,217,null,null],
['30日',205,215,null,null],
['31日',169,null,169,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=2;

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

});