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',null,null,null,168],
['2日',null,null,null,145],
['3日',101,176,101,176],
['4日',null,216,128,null],
['5日',null,219,156,null],
['6日',null,225,175,null],
['7日',null,224,187,null],
['8日',null,224,168,null],
['9日',null,247,170,null],
['10日',null,245,150,null],
['11日',179,263,179,null],
['12日',207,263,null,null],
['13日',217,68,null,68],
['14日',198,null,198,41],
['15日',null,null,168,57],
['16日',null,null,174,72],
['17日',null,null,158,85],
['18日',176,null,176,94],
['19日',209,null,null,100],
['20日',209,null,null,102],
['21日',143,null,143,102],
['22日',null,null,161,120],
['23日',null,null,189,134],
['24日',null,null,158,153],
['25日',184,null,184,130],
['26日',210,null,null,134],
['27日',207,null,null,135],
['28日',210,null,null,144],
['29日',142,null,142,152],
['30日',null,115,111,115],
['31日',null,null,145,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)
      }
    });
  }

});