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',247,212,null,null],
['2日',244,260,null,null],
['3日',280,269,null,null],
['4日',202,202,null,null],
['5日',232,243,null,null],
['6日',217,214,null,null],
['7日',249,201,null,null],
['8日',275,181,null,181],
['9日',240,null,null,191],
['10日',184,198,184,198],
['11日',233,206,null,null],
['12日',243,203,null,null],
['13日',257,179,null,179],
['14日',226,195,null,195],
['15日',230,241,null,null],
['16日',194,222,194,null],
['17日',224,212,null,null],
['18日',243,216,null,null],
['19日',242,204,null,null],
['20日',280,162,null,162],
['21日',233,201,null,null],
['22日',202,223,null,null],
['23日',228,257,null,null],
['24日',241,238,null,null],
['25日',251,222,null,null],
['26日',222,215,null,null],
['27日',245,223,null,null],
['28日',261,214,null,null],
['29日',212,235,null,null],
['30日',220,264,null,null],
['31日',199,null,199,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=2;

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

});