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,260,188,null],
['2日',null,103,109,103],
['3日',null,174,199,174],
['4日',null,246,176,null],
['5日',null,174,117,174],
['6日',null,296,188,null],
['7日',null,110,105,110],
['8日',null,237,100,null],
['9日',101,231,101,null],
['10日',235,217,null,null],
['11日',308,210,null,null],
['12日',263,86,null,86],
['13日',115,155,115,155],
['14日',null,216,60,null],
['15日',null,292,157,null],
['16日',176,243,176,null],
['17日',268,323,null,null],
['18日',256,220,null,null],
['19日',266,207,null,null],
['20日',203,null,null,null],
['21日',196,null,196,null],
['22日',233,null,null,null],
['23日',223,null,null,null],
['24日',308,null,null,null],
['25日',300,null,null,null],
['26日',295,null,null,null],
['27日',67,null,67,null],
['28日',null,null,59,null],
['29日',135,null,135,null],
['30日',291,null,null,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: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=19 -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)
      }
    });
  }

});