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,203,null,null],
['2日',null,204,null,null],
['3日',215,205,null,null],
['4日',210,231,null,null],
['5日',223,217,null,null],
['6日',206,226,null,null],
['7日',236,233,null,null],
['8日',196,257,196,null],
['9日',143,202,143,null],
['10日',211,207,null,null],
['11日',233,226,null,null],
['12日',205,214,null,null],
['13日',206,227,null,null],
['14日',218,221,null,null],
['15日',202,236,null,null],
['16日',206,196,null,196],
['17日',219,163,null,163],
['18日',264,203,null,null],
['19日',214,80,null,80],
['20日',145,null,145,103],
['21日',null,null,157,154],
['22日',null,null,84,141],
['23日',null,194,125,194],
['24日',null,214,146,null],
['25日',null,224,165,null],
['26日',null,216,179,null],
['27日',173,219,173,null],
['28日',218,232,null,null],
['29日',178,211,178,null],
['30日',null,185,188,185],
['31日',null,null,192,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)
      }
    });
  }

});