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',421,335,null,null],
['2日',408,269,null,null],
['3日',400,305,null,null],
['4日',468,298,null,null],
['5日',492,340,null,null],
['6日',482,286,null,null],
['7日',455,341,null,null],
['8日',275,331,null,null],
['9日',239,339,null,null],
['10日',317,306,null,null],
['11日',382,287,null,null],
['12日',349,287,null,null],
['13日',295,319,null,null],
['14日',318,383,null,null],
['15日',321,367,null,null],
['16日',362,388,null,null],
['17日',440,275,null,null],
['18日',404,374,null,null],
['19日',421,440,null,null],
['20日',372,520,null,null],
['21日',333,569,null,null],
['22日',133,561,133,null],
['23日',173,386,173,null],
['24日',273,368,null,null],
['25日',301,426,null,null],
['26日',331,46,null,46],
['27日',294,null,null,81],
['28日',342,145,null,145],
['29日',236,208,null,null],
['30日',227,246,null,null],
['31日',292,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:600},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)
      }
    });
  }

});