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',278,168,null,168],
['2日',316,227,null,null],
['3日',240,210,null,null],
['4日',224,189,null,189],
['5日',242,215,null,null],
['6日',233,215,null,null],
['7日',225,200,null,200],
['8日',238,null,null,177],
['9日',264,183,null,183],
['10日',229,242,null,null],
['11日',236,246,null,null],
['12日',251,253,null,null],
['13日',224,214,null,null],
['14日',233,209,null,null],
['15日',254,216,null,null],
['16日',260,224,null,null],
['17日',218,248,null,null],
['18日',214,234,null,null],
['19日',219,239,null,null],
['20日',206,257,null,null],
['21日',227,241,null,null],
['22日',233,240,null,null],
['23日',276,246,null,null],
['24日',213,240,null,null],
['25日',216,257,null,null],
['26日',236,270,null,null],
['27日',225,296,null,null],
['28日',199,246,199,null],
['29日',233,238,null,null],
['30日',215,258,null,null],
['31日',184,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:350},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)
      }
    });
  }

});