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',282,208,null,null],
['2日',304,203,null,null],
['3日',262,239,null,null],
['4日',255,274,null,null],
['5日',253,279,null,null],
['6日',236,270,null,null],
['7日',210,270,null,null],
['8日',238,298,null,null],
['9日',223,256,null,null],
['10日',223,243,null,null],
['11日',270,302,null,null],
['12日',254,255,null,null],
['13日',301,284,null,null],
['14日',306,243,null,null],
['15日',306,270,null,null],
['16日',305,257,null,null],
['17日',253,288,null,null],
['18日',248,187,null,187],
['19日',215,260,null,null],
['20日',254,327,null,null],
['21日',235,332,null,null],
['22日',268,274,null,null],
['23日',260,276,null,null],
['24日',260,234,null,null],
['25日',293,199,null,199],
['26日',243,200,null,200],
['27日',225,245,null,null],
['28日',248,259,null,null],
['29日',223,209,null,null],
['30日',164,236,164,null],
['31日',null,null,184,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)
      }
    });
  }

});