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,null,null,56],
['2日',null,110,null,110],
['3日',null,224,null,null],
['4日',262,272,null,null],
['5日',303,252,null,null],
['6日',287,303,null,null],
['7日',95,278,95,null],
['8日',null,64,82,64],
['9日',null,null,105,65],
['10日',null,null,121,69],
['11日',null,149,169,149],
['12日',null,244,186,null],
['13日',null,330,77,null],
['14日',null,94,102,94],
['15日',null,null,127,116],
['16日',null,null,111,147],
['17日',null,168,144,168],
['18日',173,241,173,null],
['19日',201,292,null,null],
['20日',228,93,null,93],
['21日',226,null,null,66],
['22日',212,null,null,70],
['23日',86,133,86,133],
['24日',null,235,78,null],
['25日',null,260,79,null],
['26日',162,54,162,54],
['27日',273,null,null,57],
['28日',273,null,null,64],
['29日',48,null,48,73],
['30日',null,95,48,95],
['31日',null,null,61,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:350},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)
      }
    });
  }

});