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',268,239,null,null],
['2日',258,216,null,null],
['3日',222,238,null,null],
['4日',231,192,null,192],
['5日',216,156,null,156],
['6日',242,202,null,null],
['7日',184,205,184,null],
['8日',178,211,178,null],
['9日',228,212,null,null],
['10日',242,264,null,null],
['11日',252,265,null,null],
['12日',241,236,null,null],
['13日',249,247,null,null],
['14日',244,232,null,null],
['15日',256,237,null,null],
['16日',254,223,null,null],
['17日',218,218,null,null],
['18日',215,245,null,null],
['19日',244,207,null,null],
['20日',256,185,null,185],
['21日',256,null,null,173],
['22日',257,null,null,175],
['23日',254,174,null,174],
['24日',255,211,null,null],
['25日',258,222,null,null],
['26日',273,219,null,null],
['27日',271,216,null,null],
['28日',289,209,null,null],
['29日',244,229,null,null],
['30日',234,209,null,null],
['31日',232,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:300},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)
      }
    });
  }

});