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',217,256,null,null],
['2日',218,237,null,null],
['3日',240,207,null,null],
['4日',238,229,null,null],
['5日',227,247,null,null],
['6日',202,278,null,null],
['7日',207,246,null,null],
['8日',236,195,null,195],
['9日',201,204,null,null],
['10日',237,163,null,163],
['11日',219,200,null,200],
['12日',252,230,null,null],
['13日',237,209,null,null],
['14日',245,155,null,155],
['15日',205,201,null,null],
['16日',152,219,152,null],
['17日',null,250,129,null],
['18日',null,279,133,null],
['19日',null,218,162,null],
['20日',null,210,143,null],
['21日',null,162,105,162],
['22日',null,null,140,138],
['23日',191,null,191,189],
['24日',220,null,null,164],
['25日',162,null,162,160],
['26日',null,177,191,177],
['27日',null,221,93,null],
['28日',null,158,137,158],
['29日',171,202,171,null],
['30日',211,240,null,null],
['31日',270,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=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});