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',206,227,null,null],
['2日',246,243,null,null],
['3日',261,303,null,null],
['4日',243,290,null,null],
['5日',254,258,null,null],
['6日',270,274,null,null],
['7日',287,254,null,null],
['8日',305,156,null,156],
['9日',290,null,null,160],
['10日',265,null,null,154],
['11日',165,null,165,140],
['12日',187,178,187,178],
['13日',222,210,null,null],
['14日',229,194,null,194],
['15日',216,209,null,null],
['16日',257,223,null,null],
['17日',254,216,null,null],
['18日',228,225,null,null],
['19日',218,230,null,null],
['20日',232,216,null,null],
['21日',231,221,null,null],
['22日',281,151,null,151],
['23日',307,null,null,195],
['24日',292,null,null,167],
['25日',167,null,167,164],
['26日',214,null,null,163],
['27日',220,null,null,196],
['28日',257,null,null,192],
['29日',225,null,null,159],
['30日',243,185,null,185],
['31日',246,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=4;

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

});