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',null,null,null,540,null,null,679,null,null,null,null,null],
['2日',456,null,null,499,null,null,456,null,null,null,null,null],
['3日',375,null,null,536,null,null,null,null,null,null,null,null],
['4日',402,null,null,355,null,null,null,null,null,null,null,null],
['5日',461,null,null,340,null,null,null,null,null,null,null,null],
['6日',488,null,null,460,null,null,null,null,null,null,null,null],
['7日',483,null,null,556,null,null,null,null,null,null,null,null],
['8日',463,null,null,535,null,null,null,null,null,null,null,null],
['9日',443,null,null,522,null,null,null,null,null,null,null,null],
['10日',433,null,null,464,null,null,null,null,null,null,null,null],
['11日',431,null,null,516,null,null,null,null,null,null,null,null],
['12日',435,null,null,443,null,null,null,null,null,null,null,null],
['13日',441,null,null,498,null,null,null,null,null,null,null,null],
['14日',444,null,null,537,null,null,null,null,null,null,null,null],
['15日',445,null,null,655,null,null,null,null,null,null,null,null],
['16日',446,null,null,465,null,null,null,null,null,null,null,null],
['17日',448,null,null,510,null,null,null,null,null,null,null,null],
['18日',450,null,null,417,null,null,null,null,null,null,null,null],
['19日',451,null,null,474,null,null,null,null,null,null,null,null],
['20日',450,null,null,492,null,null,null,null,null,null,null,null],
['21日',447,null,null,556,null,null,null,null,null,null,null,null],
['22日',440,null,null,391,null,null,null,null,null,null,null,null],
['23日',433,null,null,356,null,null,null,null,null,null,null,null],
['24日',430,null,null,443,null,null,null,null,null,null,null,null],
['25日',435,null,null,504,null,null,null,null,null,null,null,null],
['26日',449,null,null,495,null,null,null,null,null,null,null,null],
['27日',469,null,null,505,null,null,null,null,null,null,null,null],
['28日',492,null,null,488,null,null,null,null,null,null,null,null],
['29日',512,null,null,619,null,null,null,null,null,null,null,null],
['30日',532,null,null,438,null,null,null,null,null,null,null,null],
['31日',null,null,null,452,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10月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:700},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=31 -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)
      }
    });
  }

});