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',798,null,null,662,null,null,null,null,null,null,null,null],
['2日',746,null,null,654,null,null,null,null,null,null,null,null],
['3日',699,null,null,647,null,null,null,null,null,null,null,null],
['4日',661,null,null,643,null,null,null,null,null,null,null,null],
['5日',638,null,null,645,null,null,null,null,null,null,null,null],
['6日',631,null,null,651,null,null,null,null,null,null,null,null],
['7日',638,null,null,659,null,null,null,null,null,null,null,null],
['8日',656,null,null,669,null,null,null,null,null,null,null,null],
['9日',682,null,null,680,null,null,null,null,null,null,null,null],
['10日',711,null,null,690,null,null,null,null,null,null,null,null],
['11日',739,null,null,699,null,null,null,null,null,null,null,null],
['12日',762,null,null,707,null,null,null,null,null,null,null,null],
['13日',776,null,null,null,null,null,null,null,null,null,null,null],
['14日',777,null,null,null,null,null,null,null,null,null,null,null],
['15日',767,null,null,null,null,null,null,null,null,null,null,null],
['16日',null,null,null,null,null,null,null,null,null,null,null,null],
['17日',null,null,null,null,null,null,null,null,null,null,null,null],
['18日',704,null,null,null,null,null,null,null,null,null,null,null],
['19日',681,null,null,null,null,null,null,null,null,null,null,null],
['20日',661,null,null,null,null,null,null,null,null,null,null,null],
['21日',648,null,null,764,null,null,null,null,null,null,null,null],
['22日',643,null,null,768,null,null,null,null,null,null,null,null],
['23日',645,null,null,771,null,null,null,null,null,null,null,null],
['24日',655,null,null,773,null,null,null,null,null,null,null,null],
['25日',673,null,null,776,null,null,null,null,null,null,null,null],
['26日',696,null,null,777,null,null,null,null,null,null,null,null],
['27日',723,null,null,777,null,null,null,null,null,null,null,null],
['28日',754,null,null,778,null,null,null,null,null,null,null,null],
['29日',789,null,null,778,null,null,null,null,null,null,null,null],
['30日',824,null,null,778,null,null,null,null,null,null,null,null],
['31日',859,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:'2022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=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});