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',192,199,192,199],
['2日',261,275,null,null],
['3日',390,332,null,null],
['4日',315,313,null,null],
['5日',421,338,null,null],
['6日',343,282,null,null],
['7日',377,369,null,null],
['8日',381,394,null,null],
['9日',432,443,null,null],
['10日',690,457,null,null],
['11日',240,207,null,null],
['12日',314,284,null,null],
['13日',286,259,null,null],
['14日',238,226,null,null],
['15日',273,302,null,null],
['16日',302,363,null,null],
['17日',287,331,null,null],
['18日',252,272,null,null],
['19日',318,342,null,null],
['20日',363,331,null,null],
['21日',500,404,null,null],
['22日',712,248,null,null],
['23日',329,205,null,null],
['24日',201,166,null,166],
['25日',161,217,161,null],
['26日',200,253,200,null],
['27日',234,264,null,null],
['28日',220,225,null,null],
['29日',240,197,null,197],
['30日',151,244,151,null],
['31日',null,null,180,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:800},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)
      }
    });
  }

});