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',242,251,null,null],
['2日',283,205,null,null],
['3日',290,247,null,null],
['4日',263,278,null,null],
['5日',157,310,157,null],
['6日',241,305,null,null],
['7日',312,277,null,null],
['8日',371,233,null,null],
['9日',262,172,null,172],
['10日',327,221,null,null],
['11日',233,229,null,null],
['12日',180,280,180,null],
['13日',237,257,null,null],
['14日',241,253,null,null],
['15日',282,317,null,null],
['16日',277,212,null,null],
['17日',328,281,null,null],
['18日',274,252,null,null],
['19日',82,285,82,null],
['20日',null,335,186,null],
['21日',191,358,191,null],
['22日',280,236,null,null],
['23日',299,200,null,200],
['24日',285,294,null,null],
['25日',248,269,null,null],
['26日',188,324,188,null],
['27日',223,281,null,null],
['28日',242,361,null,null],
['29日',271,254,null,null],
['30日',271,166,null,166],
['31日',302,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:400},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)
      }
    });
  }

});