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',285,204,null,null],
['2日',271,169,null,169],
['3日',225,184,null,184],
['4日',215,237,null,null],
['5日',236,266,null,null],
['6日',212,236,null,null],
['7日',203,269,null,null],
['8日',220,305,null,null],
['9日',246,245,null,null],
['10日',271,272,null,null],
['11日',207,209,null,null],
['12日',226,207,null,null],
['13日',233,236,null,null],
['14日',270,225,null,null],
['15日',246,237,null,null],
['16日',272,249,null,null],
['17日',249,244,null,null],
['18日',263,222,null,null],
['19日',205,234,null,null],
['20日',183,193,183,193],
['21日',172,204,172,null],
['22日',207,227,null,null],
['23日',178,257,178,null],
['24日',199,278,199,null],
['25日',208,232,null,null],
['26日',169,225,169,null],
['27日',188,215,188,null],
['28日',202,174,null,174],
['29日',209,199,null,199],
['30日',218,237,null,null],
['31日',212,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=2;

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

});