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',384,736,null,null],
['2日',413,865,null,null],
['3日',397,617,null,null],
['4日',399,771,null,null],
['5日',417,890,null,null],
['6日',408,732,null,null],
['7日',444,902,null,null],
['8日',470,679,null,null],
['9日',497,777,null,null],
['10日',519,941,null,null],
['11日',484,929,null,null],
['12日',524,null,null,null],
['13日',512,911,null,null],
['14日',591,null,null,null],
['15日',644,null,null,null],
['16日',680,726,null,null],
['17日',556,670,null,null],
['18日',514,604,null,null],
['19日',635,747,null,null],
['20日',586,23,null,23],
['21日',443,null,null,37],
['22日',551,null,null,54],
['23日',491,null,null,84],
['24日',653,null,null,97],
['25日',718,null,null,127],
['26日',615,null,null,133],
['27日',720,null,null,123],
['28日',661,null,null,128],
['29日',589,null,null,109],
['30日',759,132,null,132],
['31日',775,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:1000},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)
      }
    });
  }

});