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',202,225,null,null],
['2日',249,205,null,null],
['3日',298,235,null,null],
['4日',242,221,null,null],
['5日',190,243,190,null],
['6日',266,306,null,null],
['7日',209,323,null,null],
['8日',192,225,192,null],
['9日',305,227,null,null],
['10日',234,251,null,null],
['11日',267,178,null,178],
['12日',160,155,160,155],
['13日',199,212,199,null],
['14日',226,320,null,null],
['15日',144,216,144,null],
['16日',null,160,199,160],
['17日',null,173,195,173],
['18日',169,213,169,null],
['19日',231,233,null,null],
['20日',227,233,null,null],
['21日',158,260,158,null],
['22日',null,271,200,null],
['23日',null,287,181,null],
['24日',null,198,145,198],
['25日',null,220,200,null],
['26日',null,182,160,182],
['27日',null,218,141,null],
['28日',183,240,183,null],
['29日',203,270,null,null],
['30日',174,232,174,null],
['31日',211,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: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=2;

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

});