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',null,230,102,null],
['2日',null,156,62,156],
['3日',null,null,93,176],
['4日',155,null,155,177],
['5日',202,null,null,147],
['6日',143,195,143,195],
['7日',null,248,149,null],
['8日',null,226,120,null],
['9日',null,266,181,null],
['10日',null,246,161,null],
['11日',null,280,127,null],
['12日',196,282,196,null],
['13日',237,45,null,45],
['14日',148,null,148,45],
['15日',201,null,null,65],
['16日',186,null,186,82],
['17日',null,null,130,88],
['18日',194,null,194,91],
['19日',224,null,null,108],
['20日',185,null,185,109],
['21日',null,null,119,111],
['22日',null,null,161,163],
['23日',null,179,161,179],
['24日',178,208,178,null],
['25日',215,147,null,147],
['26日',220,null,null,195],
['27日',221,null,null,147],
['28日',164,175,164,175],
['29日',null,205,118,null],
['30日',null,108,119,108],
['31日',null,null,189,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=4;

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

});