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',210,193,null,193],
['2日',245,260,null,null],
['3日',247,272,null,null],
['4日',291,69,null,69],
['5日',286,null,null,94],
['6日',305,null,null,122],
['7日',360,null,null,154],
['8日',258,null,null,176],
['9日',311,null,null,193],
['10日',312,199,null,199],
['11日',271,249,null,null],
['12日',314,58,null,58],
['13日',375,null,null,87],
['14日',286,131,null,131],
['15日',255,203,null,null],
['16日',207,222,null,null],
['17日',255,261,null,null],
['18日',245,229,null,null],
['19日',285,225,null,null],
['20日',310,227,null,null],
['21日',271,233,null,null],
['22日',78,248,78,null],
['23日',125,209,125,null],
['24日',210,250,null,null],
['25日',253,242,null,null],
['26日',319,103,null,103],
['27日',294,169,null,169],
['28日',327,202,null,null],
['29日',68,236,68,null],
['30日',null,270,92,null],
['31日',null,null,173,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:400},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)
      }
    });
  }

});