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',489,399,null,null],
['2日',387,372,null,null],
['3日',423,402,null,null],
['4日',402,560,null,null],
['5日',490,541,null,null],
['6日',529,559,null,null],
['7日',664,826,null,null],
['8日',693,675,null,null],
['9日',822,651,null,null],
['10日',874,727,null,null],
['11日',982,440,null,null],
['12日',337,630,null,null],
['13日',523,815,null,null],
['14日',711,903,null,null],
['15日',693,null,null,null],
['16日',899,null,null,null],
['17日',846,378,null,null],
['18日',603,399,null,null],
['19日',708,null,null,null],
['20日',819,null,null,null],
['21日',829,null,null,null],
['22日',null,null,null,null],
['23日',null,null,null,null],
['24日',872,null,null,null],
['25日',479,null,null,null],
['26日',730,null,null,null],
['27日',640,null,null,null],
['28日',475,null,null,null],
['29日',418,null,null,null],
['30日',454,null,null,null],
['31日',null,null,null,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5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1000},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=18 -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)
      }
    });
  }

});