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,null,null,75],
['2日',null,144,null,144],
['3日',261,234,null,null],
['4日',241,300,null,null],
['5日',272,280,null,null],
['6日',235,274,null,null],
['7日',88,273,88,null],
['8日',null,89,85,89],
['9日',null,null,86,93],
['10日',null,null,128,104],
['11日',196,149,196,149],
['12日',234,252,null,null],
['13日',110,298,110,null],
['14日',null,113,131,113],
['15日',null,null,158,127],
['16日',null,null,159,153],
['17日',null,199,147,199],
['18日',null,246,186,null],
['19日',200,285,200,null],
['20日',221,159,null,159],
['21日',256,null,null,158],
['22日',293,149,null,149],
['23日',183,210,183,null],
['24日',null,215,180,null],
['25日',148,242,148,null],
['26日',227,103,null,103],
['27日',239,null,null,110],
['28日',246,null,null,96],
['29日',71,null,71,107],
['30日',null,175,68,175],
['31日',null,null,93,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)
      }
    });
  }

});