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('number', '推測');
       data.addColumn('number', 'iOS前月');
       data.addColumn('number', 'iOS当月');
       data.addRows([
        ['1日',210,null,null,143],
['2日',138,null,138,182],
['3日',158,191,158,191],
['4日',207,216,null,null],
['5日',216,223,null,null],
['6日',224,220,null,null],
['7日',248,219,null,null],
['8日',214,242,null,null],
['9日',233,176,null,176],
['10日',223,198,null,198],
['11日',234,238,null,null],
['12日',223,174,null,174],
['13日',243,167,null,167],
['14日',256,205,null,null],
['15日',174,210,174,null],
['16日',191,174,191,174],
['17日',224,187,null,187],
['18日',231,208,null,null],
['19日',228,217,null,null],
['20日',225,227,null,null],
['21日',233,210,null,null],
['22日',223,210,null,null],
['23日',236,209,null,null],
['24日',210,242,null,null],
['25日',199,227,199,null],
['26日',null,207,184,null],
['27日',null,229,182,null],
['28日',null,256,164,null],
['29日',null,255,138,null],
['30日',null,234,155,null],
['31日',null,null,137,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:'2024年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:300},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=2;

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

});