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,null,null,null,930,null,null,106,null,null],
['2日',null,null,null,null,null,null,246,null,null,148,null,null],
['3日',null,null,null,null,null,null,272,null,null,178,null,null],
['4日',null,null,null,null,null,null,301,null,null,99,null,null],
['5日',null,null,null,null,null,null,248,null,null,142,null,null],
['6日',null,null,null,null,null,null,186,null,null,194,null,null],
['7日',null,null,null,null,null,null,101,'EV','奇跡と祝祭のプレリュード〜東の国&北の国〜: 01/07 → 01/16',251,null,null],
['8日',null,null,null,null,null,null,121,null,null,171,null,null],
['9日',null,null,null,null,null,null,211,null,null,102,null,null],
['10日',null,null,null,null,null,null,252,null,null,167,null,null],
['11日',null,null,null,null,null,null,234,null,null,288,null,null],
['12日',null,null,null,null,null,null,358,null,null,168,null,null],
['13日',null,null,null,null,null,null,375,null,null,57,'EV','月夜の城のショコラトリー: 02/13 → 02/21'],
['14日',null,null,null,null,null,null,204,null,null,87,null,null],
['15日',null,null,null,null,null,null,228,null,null,165,null,null],
['16日',null,null,null,null,null,null,320,null,null,148,null,null],
['17日',null,null,null,null,null,null,356,null,null,162,null,null],
['18日',null,null,null,null,null,null,562,null,null,203,null,null],
['19日',null,null,null,null,null,null,660,null,null,192,null,null],
['20日',null,null,null,null,null,null,130,'EV','親愛と祝祭のプレリュード〜南の国&西の国〜: 01/20 → 01/29',192,null,null],
['21日',null,null,null,null,null,null,165,null,null,229,'EV','100万DL記念キャンペーン: 02/21 → 03/02'],
['22日',null,null,null,null,null,null,184,null,null,118,null,null],
['23日',null,null,null,null,null,null,266,null,null,94,null,null],
['24日',null,null,null,null,null,null,357,null,null,117,null,null],
['25日',null,null,null,null,null,null,565,null,null,133,null,null],
['26日',null,null,null,null,null,null,458,null,null,143,null,null],
['27日',null,null,null,null,null,null,524,null,null,152,null,null],
['28日',null,null,null,null,null,null,490,null,null,176,null,null],
['29日',null,null,null,null,null,null,509,null,null,192,null,null],
['30日',null,null,null,null,null,null,469,null,null,null,null,null],
['31日',null,null,null,null,null,null,370,'EV','矜恃と祝祭のプレリュード〜北の国&中央の国〜: 01/31 → 02/09',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:'2020年2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=29 -1 ;
  var lastlogcat=10;

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

});