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',336,271,null,null],
['2日',312,265,null,null],
['3日',266,132,null,132],
['4日',255,null,null,108],
['5日',294,null,null,130],
['6日',318,null,null,152],
['7日',330,177,null,177],
['8日',344,206,null,null],
['9日',336,228,null,null],
['10日',294,239,null,null],
['11日',261,254,null,null],
['12日',290,278,null,null],
['13日',291,285,null,null],
['14日',49,236,49,null],
['15日',null,240,77,null],
['16日',null,243,112,null],
['17日',null,257,129,null],
['18日',157,269,157,null],
['19日',212,301,null,null],
['20日',225,288,null,null],
['21日',236,270,null,null],
['22日',249,262,null,null],
['23日',265,241,null,null],
['24日',255,236,null,null],
['25日',256,28,null,28],
['26日',280,null,null,45],
['27日',316,null,null,63],
['28日',314,null,null,85],
['29日',315,null,null,105],
['30日',319,122,null,122],
['31日',289,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=4;

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

});