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',249,211,null,null],
['2日',320,329,null,null],
['3日',382,286,null,null],
['4日',341,294,null,null],
['5日',364,216,null,null],
['6日',408,301,null,null],
['7日',299,339,null,null],
['8日',385,318,null,null],
['9日',326,300,null,null],
['10日',285,109,null,109],
['11日',243,150,null,150],
['12日',325,234,null,null],
['13日',318,256,null,null],
['14日',286,275,null,null],
['15日',327,234,null,null],
['16日',334,284,null,null],
['17日',329,285,null,null],
['18日',335,313,null,null],
['19日',241,360,null,null],
['20日',202,342,null,null],
['21日',205,256,null,null],
['22日',252,325,null,null],
['23日',336,421,null,null],
['24日',305,262,null,null],
['25日',392,112,null,112],
['26日',349,null,null,143],
['27日',426,null,null,65],
['28日',319,153,null,153],
['29日',247,229,null,null],
['30日',235,260,null,null],
['31日',202,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:500},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)
      }
    });
  }

});