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',225,209,null,null],
['2日',279,226,null,null],
['3日',226,222,null,null],
['4日',203,233,null,null],
['5日',222,250,null,null],
['6日',249,210,null,null],
['7日',257,157,null,157],
['8日',250,null,null,158],
['9日',147,null,147,184],
['10日',null,183,155,183],
['11日',148,203,148,null],
['12日',212,163,null,163],
['13日',229,null,null,187],
['14日',205,172,null,172],
['15日',220,204,null,null],
['16日',186,211,186,null],
['17日',null,221,127,null],
['18日',null,221,139,null],
['19日',null,251,112,null],
['20日',145,296,145,null],
['21日',221,209,null,null],
['22日',210,226,null,null],
['23日',239,230,null,null],
['24日',210,159,null,159],
['25日',165,null,165,80],
['26日',202,null,null,97],
['27日',143,null,143,109],
['28日',null,null,140,142],
['29日',188,null,188,133],
['30日',214,140,null,140],
['31日',225,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: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)
      }
    });
  }

});