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',267,179,null,179],
['2日',336,203,null,null],
['3日',360,210,null,null],
['4日',265,111,null,111],
['5日',181,161,181,161],
['6日',238,229,null,null],
['7日',204,188,null,188],
['8日',214,229,null,null],
['9日',146,262,146,null],
['10日',null,199,162,199],
['11日',null,230,107,null],
['12日',141,242,141,null],
['13日',215,228,null,null],
['14日',193,153,193,153],
['15日',null,215,157,null],
['16日',null,188,79,188],
['17日',null,226,170,null],
['18日',null,316,118,null],
['19日',null,316,128,null],
['20日',null,330,183,null],
['21日',null,221,157,null],
['22日',null,208,143,null],
['23日',195,309,195,null],
['24日',214,356,null,null],
['25日',138,314,138,null],
['26日',221,255,null,null],
['27日',225,279,null,null],
['28日',226,198,null,198],
['29日',172,204,172,null],
['30日',null,213,175,null],
['31日',null,null,109,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:400},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)
      }
    });
  }

});