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',200,null,200,192],
['2日',245,196,null,196],
['3日',157,214,157,null],
['4日',176,260,176,null],
['5日',232,288,null,null],
['6日',248,259,null,null],
['7日',250,176,null,176],
['8日',298,207,null,null],
['9日',247,244,null,null],
['10日',179,257,179,null],
['11日',206,249,null,null],
['12日',279,188,null,188],
['13日',284,207,null,null],
['14日',291,219,null,null],
['15日',277,167,null,167],
['16日',279,226,null,null],
['17日',234,217,null,null],
['18日',225,244,null,null],
['19日',281,167,null,167],
['20日',260,230,null,null],
['21日',272,207,null,null],
['22日',317,202,null,null],
['23日',273,230,null,null],
['24日',220,273,null,null],
['25日',221,136,null,136],
['26日',221,null,null,165],
['27日',216,null,null,133],
['28日',138,null,138,134],
['29日',213,165,null,165],
['30日',226,220,null,null],
['31日',155,null,155,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)
      }
    });
  }

});