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',850,null,null,710,null,null,null,null,null,null,null,null],
['2日',813,null,null,660,null,null,null,null,null,null,null,null],
['3日',850,null,null,568,null,null,null,null,null,null,null,null],
['4日',935,null,null,642,null,null,null,null,null,null,null,null],
['5日',764,null,null,669,null,null,null,null,null,null,null,null],
['6日',656,null,null,815,null,null,null,null,null,null,null,null],
['7日',659,null,null,755,null,null,null,null,null,null,null,null],
['8日',816,null,null,783,null,null,null,null,null,null,null,null],
['9日',822,null,null,677,null,null,null,null,null,null,null,null],
['10日',816,null,null,594,null,null,null,null,null,null,null,null],
['11日',780,null,null,601,null,null,null,null,null,null,null,null],
['12日',791,null,null,645,null,null,null,null,null,null,null,null],
['13日',797,null,null,613,null,null,null,null,null,null,null,null],
['14日',856,null,null,656,null,null,null,null,null,null,null,null],
['15日',880,null,null,null,null,null,null,null,null,null,null,null],
['16日',788,null,null,714,null,null,null,null,null,null,null,null],
['17日',875,null,null,739,null,null,null,null,null,null,null,null],
['18日',736,null,null,750,null,null,null,null,null,null,null,null],
['19日',null,null,null,767,null,null,null,null,null,null,null,null],
['20日',673,null,null,737,null,null,null,null,null,null,null,null],
['21日',674,null,null,655,null,null,null,null,null,null,null,null],
['22日',708,null,null,651,null,null,null,null,null,null,null,null],
['23日',701,null,null,759,null,null,null,null,null,null,null,null],
['24日',746,null,null,760,null,null,null,null,null,null,null,null],
['25日',680,null,null,766,null,null,null,null,null,null,null,null],
['26日',748,null,null,722,null,null,null,null,null,null,null,null],
['27日',695,null,null,767,null,null,null,null,null,null,null,null],
['28日',720,null,null,696,null,null,null,null,null,null,null,null],
['29日',752,null,null,769,null,null,null,null,null,null,null,null],
['30日',810,null,null,667,null,null,null,null,null,null,null,null],
['31日',790,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:1000},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)
      }
    });
  }

});