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,193,null,193],
['2日',509,228,null,null],
['3日',497,258,null,null],
['4日',570,215,null,null],
['5日',477,228,null,null],
['6日',491,238,null,null],
['7日',624,203,null,null],
['8日',530,210,null,null],
['9日',512,217,null,null],
['10日',534,207,null,null],
['11日',385,215,null,null],
['12日',533,244,null,null],
['13日',494,260,null,null],
['14日',380,199,null,199],
['15日',420,207,null,null],
['16日',397,255,null,null],
['17日',413,272,null,null],
['18日',409,229,null,null],
['19日',411,182,null,182],
['20日',361,214,null,null],
['21日',295,163,null,163],
['22日',362,194,null,194],
['23日',368,247,null,null],
['24日',358,254,null,null],
['25日',330,212,null,null],
['26日',352,183,null,183],
['27日',357,216,null,null],
['28日',231,220,null,null],
['29日',210,182,null,182],
['30日',203,184,null,184],
['31日',190,null,190,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:700},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)
      }
    });
  }

});