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',169,204,169,null],
['2日',203,222,null,null],
['3日',216,234,null,null],
['4日',218,264,null,null],
['5日',223,203,null,null],
['6日',233,221,null,null],
['7日',238,230,null,null],
['8日',214,234,null,null],
['9日',233,230,null,null],
['10日',233,229,null,null],
['11日',233,242,null,null],
['12日',238,220,null,null],
['13日',250,245,null,null],
['14日',249,247,null,null],
['15日',224,253,null,null],
['16日',244,258,null,null],
['17日',254,254,null,null],
['18日',266,255,null,null],
['19日',258,109,null,109],
['20日',266,null,null,137],
['21日',267,null,null,166],
['22日',97,191,97,191],
['23日',null,215,123,null],
['24日',null,237,157,null],
['25日',193,237,193,null],
['26日',207,192,null,192],
['27日',230,214,null,null],
['28日',256,231,null,null],
['29日',149,232,149,null],
['30日',null,141,171,141],
['31日',null,null,184,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)
      }
    });
  }

});