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',211,267,null,null],
['2日',271,373,null,null],
['3日',173,489,173,null],
['4日',210,465,null,null],
['5日',313,205,null,null],
['6日',259,208,null,null],
['7日',252,248,null,null],
['8日',261,322,null,null],
['9日',225,128,null,128],
['10日',215,149,null,149],
['11日',266,216,null,null],
['12日',116,243,116,null],
['13日',null,291,141,null],
['14日',194,275,194,null],
['15日',229,349,null,null],
['16日',241,378,null,null],
['17日',212,453,null,null],
['18日',254,458,null,null],
['19日',227,240,null,null],
['20日',235,235,null,null],
['21日',257,280,null,null],
['22日',407,369,null,null],
['23日',218,183,null,183],
['24日',216,131,null,131],
['25日',259,202,null,null],
['26日',238,250,null,null],
['27日',242,304,null,null],
['28日',299,218,null,null],
['29日',197,282,197,null],
['30日',201,284,null,null],
['31日',240,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:500},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)
      }
    });
  }

});