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',665,431,null,null],
['2日',664,439,null,null],
['3日',529,501,null,null],
['4日',524,559,null,null],
['5日',520,626,null,null],
['6日',549,630,null,null],
['7日',619,616,null,null],
['8日',665,579,null,null],
['9日',651,569,null,null],
['10日',625,544,null,null],
['11日',607,545,null,null],
['12日',583,494,null,null],
['13日',596,311,null,null],
['14日',586,245,null,null],
['15日',609,202,null,null],
['16日',463,147,null,147],
['17日',421,null,null,135],
['18日',436,null,null,120],
['19日',450,null,null,115],
['20日',486,null,null,109],
['21日',559,null,null,108],
['22日',607,null,null,96],
['23日',619,null,null,93],
['24日',634,null,null,94],
['25日',616,null,null,100],
['26日',593,null,null,102],
['27日',591,null,null,108],
['28日',578,null,null,112],
['29日',586,null,null,105],
['30日',475,103,null,103],
['31日',426,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: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)
      }
    });
  }

});