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',320,null,null,126],
['2日',321,124,null,124],
['3日',300,215,null,null],
['4日',289,290,null,null],
['5日',230,336,null,null],
['6日',236,409,null,null],
['7日',269,449,null,null],
['8日',311,396,null,null],
['9日',329,410,null,null],
['10日',360,419,null,null],
['11日',335,206,null,null],
['12日',291,177,null,177],
['13日',263,215,null,null],
['14日',265,217,null,null],
['15日',285,213,null,null],
['16日',285,71,null,71],
['17日',277,null,null,69],
['18日',269,131,null,131],
['19日',247,213,null,null],
['20日',264,264,null,null],
['21日',274,243,null,null],
['22日',296,274,null,null],
['23日',296,302,null,null],
['24日',269,308,null,null],
['25日',263,306,null,null],
['26日',201,227,null,null],
['27日',167,233,167,null],
['28日',null,39,182,39],
['29日',null,null,99,45],
['30日',null,59,117,59],
['31日',null,null,134,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:500},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)
      }
    });
  }

});