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',212,214,null,null],
['2日',208,86,null,86],
['3日',226,null,null,86],
['4日',276,null,null,127],
['5日',65,null,65,148],
['6日',null,169,103,169],
['7日',null,223,178,null],
['8日',null,216,136,null],
['9日',187,111,187,111],
['10日',204,165,null,165],
['11日',254,211,null,null],
['12日',162,87,162,87],
['13日',159,null,159,106],
['14日',214,null,null,141],
['15日',188,null,188,182],
['16日',201,null,null,102],
['17日',189,null,189,107],
['18日',241,null,null,156],
['19日',129,null,129,155],
['20日',165,176,165,176],
['21日',210,234,null,null],
['22日',167,247,167,null],
['23日',186,99,186,99],
['24日',211,133,null,133],
['25日',240,213,null,null],
['26日',82,70,82,70],
['27日',null,null,103,83],
['28日',null,null,116,115],
['29日',null,null,150,164],
['30日',150,98,150,98],
['31日',212,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:'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)
      }
    });
  }

});