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',215,null,null,161],
['2日',206,null,null,143],
['3日',183,null,183,132],
['4日',227,null,null,123],
['5日',229,null,null,125],
['6日',227,null,null,116],
['7日',214,null,null,103],
['8日',177,null,177,113],
['9日',218,null,null,142],
['10日',243,null,null,133],
['11日',231,null,null,106],
['12日',205,null,null,128],
['13日',203,null,null,162],
['14日',205,null,null,123],
['15日',113,null,113,151],
['16日',null,null,153,106],
['17日',null,null,99,79],
['18日',null,null,148,139],
['19日',165,194,165,194],
['20日',211,288,null,null],
['21日',150,128,150,128],
['22日',203,206,null,null],
['23日',211,219,null,null],
['24日',232,265,null,null],
['25日',239,122,null,122],
['26日',187,null,187,148],
['27日',211,null,null,94],
['28日',80,null,80,121],
['29日',null,null,108,179],
['30日',null,188,142,188],
['31日',null,null,152,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:300},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)
      }
    });
  }

});