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',223,328,null,null],
['2日',255,207,null,null],
['3日',248,218,null,null],
['4日',279,222,null,null],
['5日',187,217,187,null],
['6日',243,311,null,null],
['7日',181,404,181,null],
['8日',240,290,null,null],
['9日',282,272,null,null],
['10日',281,148,null,148],
['11日',150,237,150,null],
['12日',212,284,null,null],
['13日',224,266,null,null],
['14日',272,273,null,null],
['15日',232,388,null,null],
['16日',127,515,127,null],
['17日',184,158,184,158],
['18日',249,257,null,null],
['19日',60,392,60,null],
['20日',null,77,89,77],
['21日',null,188,135,188],
['22日',null,305,106,null],
['23日',null,304,75,null],
['24日',170,396,170,null],
['25日',248,157,null,157],
['26日',218,267,null,null],
['27日',191,178,191,178],
['28日',239,284,null,null],
['29日',243,268,null,null],
['30日',243,352,null,null],
['31日',268,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: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=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)
      }
    });
  }

});