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',null,148,null,148],
['2日',null,215,null,null],
['3日',156,218,156,null],
['4日',null,266,153,null],
['5日',null,102,144,102],
['6日',null,null,174,119],
['7日',null,null,92,153],
['8日',null,null,117,189],
['9日',null,null,135,168],
['10日',null,166,166,166],
['11日',null,222,163,null],
['12日',null,86,164,86],
['13日',132,null,132,118],
['14日',226,null,null,147],
['15日',86,null,86,183],
['16日',137,null,137,180],
['17日',206,null,null,196],
['18日',207,157,null,157],
['19日',227,224,null,null],
['20日',202,128,null,128],
['21日',210,null,null,117],
['22日',111,null,111,116],
['23日',null,null,101,127],
['24日',null,148,108,148],
['25日',null,213,143,null],
['26日',143,164,143,164],
['27日',222,null,null,134],
['28日',157,177,157,177],
['29日',173,211,173,null],
['30日',223,176,null,176],
['31日',213,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=4;

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

});