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',724,463,null,null],
['2日',503,610,null,null],
['3日',664,566,null,null],
['4日',778,638,null,null],
['5日',414,616,null,null],
['6日',630,777,null,null],
['7日',825,303,null,null],
['8日',758,385,null,null],
['9日',206,520,null,null],
['10日',322,674,null,null],
['11日',224,500,null,null],
['12日',379,636,null,null],
['13日',462,583,null,null],
['14日',487,700,null,null],
['15日',630,570,null,null],
['16日',443,442,null,null],
['17日',482,475,null,null],
['18日',131,591,131,null],
['19日',232,115,null,115],
['20日',257,null,null,188],
['21日',275,192,null,192],
['22日',309,272,null,null],
['23日',397,262,null,null],
['24日',329,366,null,null],
['25日',450,356,null,null],
['26日',543,542,null,null],
['27日',761,267,null,null],
['28日',null,215,null,null],
['29日',257,332,null,null],
['30日',272,521,null,null],
['31日',383,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:900},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)
      }
    });
  }

});