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,183,92,183],
['2日',null,213,127,null],
['3日',155,148,155,148],
['4日',204,null,null,171],
['5日',196,175,196,175],
['6日',205,232,null,null],
['7日',160,231,160,null],
['8日',null,218,193,null],
['9日',187,237,187,null],
['10日',216,231,null,null],
['11日',208,251,null,null],
['12日',220,195,null,195],
['13日',216,195,null,195],
['14日',285,218,null,null],
['15日',253,223,null,null],
['16日',221,241,null,null],
['17日',241,260,null,null],
['18日',256,null,null,null],
['19日',310,null,null,null],
['20日',470,null,null,null],
['21日',142,null,142,null],
['22日',null,null,140,null],
['23日',185,null,185,null],
['24日',216,null,null,null],
['25日',251,null,null,null],
['26日',270,null,null,null],
['27日',245,null,null,null],
['28日',127,null,127,null],
['29日',null,null,153,null],
['30日',158,null,158,null],
['31日',null,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5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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=17 -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)
      }
    });
  }

});