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,190,140,190],
['2日',null,296,125,null],
['3日',null,256,139,null],
['4日',null,126,90,126],
['5日',null,null,98,192],
['6日',null,null,83,138],
['7日',null,152,71,152],
['8日',null,232,90,null],
['9日',null,276,138,null],
['10日',null,132,90,132],
['11日',null,null,146,163],
['12日',null,null,100,133],
['13日',null,null,161,164],
['14日',null,null,148,186],
['15日',null,140,162,140],
['16日',null,215,143,null],
['17日',null,158,87,158],
['18日',null,271,147,null],
['19日',null,189,119,189],
['20日',null,null,99,128],
['21日',null,113,120,113],
['22日',null,202,166,null],
['23日',null,301,128,null],
['24日',null,281,125,null],
['25日',null,115,115,115],
['26日',null,null,94,166],
['27日',null,null,182,134],
['28日',null,null,162,141],
['29日',null,null,138,167],
['30日',null,181,97,181],
['31日',null,null,169,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:350},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)
      }
    });
  }

});