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',320,null,null,155],
['2日',388,null,null,153],
['3日',306,null,null,41],
['4日',299,null,null,61],
['5日',292,null,null,87],
['6日',41,null,41,106],
['7日',null,null,40,119],
['8日',null,null,52,107],
['9日',null,null,76,112],
['10日',null,null,96,120],
['11日',null,null,115,151],
['12日',null,null,105,169],
['13日',null,191,115,191],
['14日',null,213,112,null],
['15日',null,223,134,null],
['16日',null,241,125,null],
['17日',null,119,128,119],
['18日',null,null,119,146],
['19日',null,186,161,186],
['20日',null,253,48,null],
['21日',null,119,64,119],
['22日',null,205,109,null],
['23日',null,225,145,null],
['24日',null,231,131,null],
['25日',null,263,139,null],
['26日',null,253,144,null],
['27日',null,243,174,null],
['28日',173,262,173,null],
['29日',205,314,null,null],
['30日',207,293,null,null],
['31日',194,null,194,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:400},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)
      }
    });
  }

});