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',373,282,null,null],
['2日',169,295,169,null],
['3日',188,168,188,168],
['4日',214,187,null,187],
['5日',243,229,null,null],
['6日',281,278,null,null],
['7日',309,297,null,null],
['8日',133,118,133,118],
['9日',null,null,156,141],
['10日',197,null,197,185],
['11日',230,198,null,198],
['12日',263,221,null,null],
['13日',281,237,null,null],
['14日',271,224,null,null],
['15日',157,199,157,199],
['16日',201,230,null,null],
['17日',233,259,null,null],
['18日',268,95,null,95],
['19日',289,null,null,119],
['20日',296,162,null,162],
['21日',279,205,null,null],
['22日',313,234,null,null],
['23日',152,244,152,null],
['24日',175,267,175,null],
['25日',216,280,null,null],
['26日',255,304,null,null],
['27日',257,306,null,null],
['28日',283,303,null,null],
['29日',298,40,null,40],
['30日',245,55,null,55],
['31日',271,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:400},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)
      }
    });
  }

});