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,79,126],
['2日',null,null,22,67],
['3日',null,null,33,80],
['4日',null,null,45,112],
['5日',null,null,59,128],
['6日',null,null,51,96],
['7日',null,null,41,142],
['8日',null,null,80,180],
['9日',null,null,52,99],
['10日',null,null,66,141],
['11日',null,null,68,179],
['12日',null,null,115,193],
['13日',null,null,108,141],
['14日',null,null,98,116],
['15日',null,null,69,90],
['16日',null,null,106,91],
['17日',null,null,38,140],
['18日',null,148,54,148],
['19日',null,201,69,null],
['20日',null,262,130,null],
['21日',null,221,104,null],
['22日',null,224,127,null],
['23日',null,157,122,157],
['24日',null,null,151,171],
['25日',null,null,78,140],
['26日',null,null,149,88],
['27日',143,null,143,150],
['28日',205,null,null,127],
['29日',218,null,null,101],
['30日',183,93,183,93],
['31日',null,null,193,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=4;

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

});