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,480,132,null],
['2日',null,401,161,null],
['3日',194,421,194,null],
['4日',220,435,null,null],
['5日',228,508,null,null],
['6日',261,512,null,null],
['7日',285,502,null,null],
['8日',302,462,null,null],
['9日',161,379,161,null],
['10日',188,121,188,121],
['11日',213,158,null,158],
['12日',254,206,null,null],
['13日',292,252,null,null],
['14日',323,294,null,null],
['15日',318,347,null,null],
['16日',311,412,null,null],
['17日',322,313,null,null],
['18日',322,null,null,null],
['19日',92,null,92,null],
['20日',null,null,135,null],
['21日',185,null,185,null],
['22日',239,null,null,null],
['23日',282,null,null,null],
['24日',321,null,null,null],
['25日',363,null,null,null],
['26日',422,null,null,null],
['27日',423,null,null,null],
['28日',443,null,null,null],
['29日',459,null,null,null],
['30日',493,null,null,null],
['31日',null,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5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:600},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=17 -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)
      }
    });
  }

});