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,111],
['2日',null,null,null,199],
['3日',null,154,null,154],
['4日',null,255,null,null],
['5日',null,203,null,null],
['6日',null,240,null,null],
['7日',null,149,null,149],
['8日',null,null,null,153],
['9日',null,null,null,116],
['10日',112,157,112,157],
['11日',null,211,112,null],
['12日',176,186,176,186],
['13日',202,246,null,null],
['14日',207,204,null,null],
['15日',223,88,null,88],
['16日',187,null,187,123],
['17日',null,199,123,199],
['18日',null,219,125,null],
['19日',143,227,143,null],
['20日',229,317,null,null],
['21日',183,186,183,186],
['22日',null,209,94,null],
['23日',null,114,138,114],
['24日',174,143,174,143],
['25日',222,224,null,null],
['26日',285,179,null,179],
['27日',234,null,null,143],
['28日',111,null,111,150],
['29日',210,null,null,110],
['30日',225,133,null,133],
['31日',113,null,113,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)
      }
    });
  }

});