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({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS前月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS当月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addRows([
        ['1日',340,null,null,304,null,null,null,null,null,null,null,null],
['2日',349,null,null,375,null,null,null,null,null,null,null,null],
['3日',313,null,null,378,null,null,null,null,null,null,null,null],
['4日',297,null,null,325,null,null,null,null,null,null,null,null],
['5日',288,null,null,321,null,null,null,null,null,null,null,null],
['6日',279,null,null,328,null,null,null,null,null,null,null,null],
['7日',291,null,null,301,null,null,null,null,null,null,null,null],
['8日',296,null,null,280,null,null,null,null,null,null,null,null],
['9日',275,null,null,279,null,null,null,null,null,null,null,null],
['10日',274,null,null,288,null,null,null,null,null,null,null,null],
['11日',249,null,null,308,null,null,null,null,null,null,null,null],
['12日',265,null,null,316,null,null,null,null,null,null,null,null],
['13日',283,null,null,310,null,null,null,null,null,null,null,null],
['14日',300,null,null,288,null,null,null,null,null,null,null,null],
['15日',305,null,null,252,null,null,null,null,null,null,null,null],
['16日',316,null,null,270,null,null,null,null,null,null,null,null],
['17日',277,null,null,289,null,null,null,null,null,null,null,null],
['18日',256,null,null,283,null,null,null,null,null,null,null,null],
['19日',264,null,null,285,null,null,null,null,null,null,null,null],
['20日',273,null,null,302,null,null,null,null,null,null,null,null],
['21日',304,null,null,272,null,null,null,null,null,null,null,null],
['22日',314,null,null,259,null,null,null,null,null,null,null,null],
['23日',323,null,null,281,null,null,null,null,null,null,null,null],
['24日',285,null,null,249,null,null,null,null,null,null,null,null],
['25日',256,null,null,271,null,null,null,null,null,null,null,null],
['26日',287,null,null,304,null,null,null,null,null,null,null,null],
['27日',309,null,null,306,null,null,null,null,null,null,null,null],
['28日',315,null,null,266,null,null,null,null,null,null,null,null],
['29日',322,null,null,252,null,null,null,null,null,null,null,null],
['30日',326,null,null,276,null,null,null,null,null,null,null,null],
['31日',295,null,null,null,null,null,null,null,null,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:'2021年11月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:400},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)
      }
    });
  }

});