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',283,218,null,null],
['2日',233,191,null,191],
['3日',265,221,null,null],
['4日',226,129,null,129],
['5日',227,189,null,189],
['6日',301,225,null,null],
['7日',128,289,128,null],
['8日',179,161,179,161],
['9日',240,193,null,193],
['10日',246,256,null,null],
['11日',301,174,null,174],
['12日',269,243,null,null],
['13日',290,224,null,null],
['14日',317,237,null,null],
['15日',351,251,null,null],
['16日',323,280,null,null],
['17日',203,304,null,null],
['18日',191,307,191,null],
['19日',217,255,null,null],
['20日',235,285,null,null],
['21日',244,275,null,null],
['22日',191,297,191,null],
['23日',201,290,null,null],
['24日',132,318,132,null],
['25日',153,261,153,null],
['26日',223,203,null,null],
['27日',281,202,null,null],
['28日',287,200,null,200],
['29日',320,268,null,null],
['30日',265,265,null,null],
['31日',193,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: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)
      }
    });
  }

});