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',669,332,null,null],
['2日',763,283,null,null],
['3日',652,511,null,null],
['4日',315,737,null,null],
['5日',500,448,null,null],
['6日',680,253,null,null],
['7日',644,400,null,null],
['8日',669,193,null,193],
['9日',945,263,null,null],
['10日',870,190,null,190],
['11日',998,215,null,null],
['12日',951,246,null,null],
['13日',859,230,null,null],
['14日',null,203,null,null],
['15日',767,142,null,142],
['16日',663,155,null,155],
['17日',507,204,null,null],
['18日',780,161,null,161],
['19日',932,153,null,153],
['20日',356,202,null,null],
['21日',579,290,null,null],
['22日',874,400,null,null],
['23日',null,252,null,null],
['24日',null,236,null,null],
['25日',null,236,null,null],
['26日',null,328,null,null],
['27日',656,416,null,null],
['28日',915,309,null,null],
['29日',609,407,null,null],
['30日',207,278,null,null],
['31日',333,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4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=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)
      }
    });
  }

});