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',186,228,186,null],
['2日',231,209,null,null],
['3日',237,72,null,72],
['4日',231,null,null,101],
['5日',227,163,null,163],
['6日',242,201,null,null],
['7日',234,213,null,null],
['8日',266,219,null,null],
['9日',268,211,null,null],
['10日',222,212,null,null],
['11日',252,211,null,null],
['12日',235,201,null,null],
['13日',191,220,191,null],
['14日',181,237,181,null],
['15日',260,247,null,null],
['16日',318,232,null,null],
['17日',299,119,null,119],
['18日',310,153,null,153],
['19日',277,207,null,null],
['20日',291,241,null,null],
['21日',267,234,null,null],
['22日',31,210,31,null],
['23日',null,206,53,null],
['24日',null,174,94,174],
['25日',null,213,122,null],
['26日',null,230,167,null],
['27日',null,248,175,null],
['28日',180,226,180,null],
['29日',229,252,null,null],
['30日',211,222,null,null],
['31日',223,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: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=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});