[42] | 1 | <?php |
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| 2 | /*======================================================================= |
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| 3 | // File: JPGRAPH_DATE.PHP |
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| 4 | // Description: Classes to handle Date scaling |
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| 5 | // Created: 2005-05-02 |
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| 6 | // Ver: $Id: jpgraph_date.php 1106 2009-02-22 20:16:35Z ljp $ |
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| 7 | // |
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| 8 | // Copyright (c) Asial Corporation. All rights reserved. |
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| 9 | //======================================================================== |
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| 10 | */ |
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| 11 | |
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| 12 | define('HOURADJ_1',0+30); |
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| 13 | define('HOURADJ_2',1+30); |
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| 14 | define('HOURADJ_3',2+30); |
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| 15 | define('HOURADJ_4',3+30); |
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| 16 | define('HOURADJ_6',4+30); |
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| 17 | define('HOURADJ_12',5+30); |
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| 18 | |
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| 19 | define('MINADJ_1',0+20); |
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| 20 | define('MINADJ_5',1+20); |
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| 21 | define('MINADJ_10',2+20); |
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| 22 | define('MINADJ_15',3+20); |
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| 23 | define('MINADJ_30',4+20); |
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| 24 | |
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| 25 | define('SECADJ_1',0); |
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| 26 | define('SECADJ_5',1); |
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| 27 | define('SECADJ_10',2); |
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| 28 | define('SECADJ_15',3); |
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| 29 | define('SECADJ_30',4); |
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| 30 | |
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| 31 | |
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| 32 | define('YEARADJ_1',0+30); |
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| 33 | define('YEARADJ_2',1+30); |
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| 34 | define('YEARADJ_5',2+30); |
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| 35 | |
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| 36 | define('MONTHADJ_1',0+20); |
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| 37 | define('MONTHADJ_6',1+20); |
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| 38 | |
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| 39 | define('DAYADJ_1',0); |
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| 40 | define('DAYADJ_WEEK',1); |
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| 41 | define('DAYADJ_7',1); |
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| 42 | |
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| 43 | define('SECPERYEAR',31536000); |
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| 44 | define('SECPERDAY',86400); |
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| 45 | define('SECPERHOUR',3600); |
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| 46 | define('SECPERMIN',60); |
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| 47 | |
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| 48 | |
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| 49 | class DateScale extends LinearScale { |
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| 50 | private $date_format = ''; |
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| 51 | private $iStartAlign = false, $iEndAlign = false; |
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| 52 | private $iStartTimeAlign = false, $iEndTimeAlign = false; |
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| 53 | |
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| 54 | //--------------- |
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| 55 | // CONSTRUCTOR |
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| 56 | function __construct($aMin=0,$aMax=0,$aType='x') { |
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| 57 | assert($aType=="x"); |
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| 58 | assert($aMin<=$aMax); |
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| 59 | |
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| 60 | $this->type=$aType; |
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| 61 | $this->scale=array($aMin,$aMax); |
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| 62 | $this->world_size=$aMax-$aMin; |
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| 63 | $this->ticks = new LinearTicks(); |
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| 64 | $this->intscale=true; |
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| 65 | } |
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| 66 | |
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| 67 | |
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| 68 | //------------------------------------------------------------------------------------------ |
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| 69 | // Utility Function AdjDate() |
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| 70 | // Description: Will round a given time stamp to an even year, month or day |
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| 71 | // argument. |
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| 72 | //------------------------------------------------------------------------------------------ |
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| 73 | |
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| 74 | function AdjDate($aTime,$aRound=0,$aYearType=false,$aMonthType=false,$aDayType=false) { |
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| 75 | $y = (int)date('Y',$aTime); $m = (int)date('m',$aTime); $d = (int)date('d',$aTime); |
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| 76 | $h=0;$i=0;$s=0; |
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| 77 | if( $aYearType !== false ) { |
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| 78 | $yearAdj = array(0=>1, 1=>2, 2=>5); |
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| 79 | if( $aRound == 0 ) { |
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| 80 | $y = floor($y/$yearAdj[$aYearType])*$yearAdj[$aYearType]; |
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| 81 | } |
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| 82 | else { |
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| 83 | ++$y; |
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| 84 | $y = ceil($y/$yearAdj[$aYearType])*$yearAdj[$aYearType]; |
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| 85 | } |
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| 86 | $m=1;$d=1; |
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| 87 | } |
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| 88 | elseif( $aMonthType !== false ) { |
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| 89 | $monthAdj = array(0=>1, 1=>6); |
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| 90 | if( $aRound == 0 ) { |
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| 91 | $m = floor($m/$monthAdj[$aMonthType])*$monthAdj[$aMonthType]; |
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| 92 | $d=1; |
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| 93 | } |
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| 94 | else { |
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| 95 | ++$m; |
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| 96 | $m = ceil($m/$monthAdj[$aMonthType])*$monthAdj[$aMonthType]; |
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| 97 | $d=1; |
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| 98 | } |
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| 99 | } |
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| 100 | elseif( $aDayType !== false ) { |
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| 101 | if( $aDayType == 0 ) { |
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| 102 | if( $aRound == 1 ) { |
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| 103 | //++$d; |
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| 104 | $h=23;$i=59;$s=59; |
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| 105 | } |
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| 106 | } |
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| 107 | else { |
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| 108 | // Adjust to an even week boundary. |
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| 109 | $w = (int)date('w',$aTime); // Day of week 0=Sun, 6=Sat |
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| 110 | if( true ) { // Adjust to start on Mon |
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| 111 | if( $w==0 ) $w=6; |
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| 112 | else --$w; |
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| 113 | } |
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| 114 | if( $aRound == 0 ) { |
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| 115 | $d -= $w; |
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| 116 | } |
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| 117 | else { |
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| 118 | $d += (7-$w); |
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| 119 | $h=23;$i=59;$s=59; |
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| 120 | } |
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| 121 | } |
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| 122 | } |
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| 123 | return mktime($h,$i,$s,$m,$d,$y); |
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| 124 | |
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| 125 | } |
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| 126 | |
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| 127 | //------------------------------------------------------------------------------------------ |
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| 128 | // Wrapper for AdjDate that will round a timestamp to an even date rounding |
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| 129 | // it downwards. |
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| 130 | //------------------------------------------------------------------------------------------ |
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| 131 | function AdjStartDate($aTime,$aYearType=false,$aMonthType=false,$aDayType=false) { |
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| 132 | return $this->AdjDate($aTime,0,$aYearType,$aMonthType,$aDayType); |
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| 133 | } |
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| 134 | |
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| 135 | //------------------------------------------------------------------------------------------ |
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| 136 | // Wrapper for AdjDate that will round a timestamp to an even date rounding |
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| 137 | // it upwards |
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| 138 | //------------------------------------------------------------------------------------------ |
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| 139 | function AdjEndDate($aTime,$aYearType=false,$aMonthType=false,$aDayType=false) { |
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| 140 | return $this->AdjDate($aTime,1,$aYearType,$aMonthType,$aDayType); |
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| 141 | } |
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| 142 | |
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| 143 | //------------------------------------------------------------------------------------------ |
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| 144 | // Utility Function AdjTime() |
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| 145 | // Description: Will round a given time stamp to an even time according to |
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| 146 | // argument. |
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| 147 | //------------------------------------------------------------------------------------------ |
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| 148 | |
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| 149 | function AdjTime($aTime,$aRound=0,$aHourType=false,$aMinType=false,$aSecType=false) { |
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| 150 | $y = (int)date('Y',$aTime); $m = (int)date('m',$aTime); $d = (int)date('d',$aTime); |
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| 151 | $h = (int)date('H',$aTime); $i = (int)date('i',$aTime); $s = (int)date('s',$aTime); |
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| 152 | if( $aHourType !== false ) { |
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| 153 | $aHourType %= 6; |
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| 154 | $hourAdj = array(0=>1, 1=>2, 2=>3, 3=>4, 4=>6, 5=>12); |
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| 155 | if( $aRound == 0 ) |
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| 156 | $h = floor($h/$hourAdj[$aHourType])*$hourAdj[$aHourType]; |
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| 157 | else { |
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| 158 | if( ($h % $hourAdj[$aHourType]==0) && ($i > 0 || $s > 0) ) { |
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| 159 | $h++; |
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| 160 | } |
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| 161 | $h = ceil($h/$hourAdj[$aHourType])*$hourAdj[$aHourType]; |
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| 162 | if( $h >= 24 ) { |
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| 163 | $aTime += 86400; |
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| 164 | $y = (int)date('Y',$aTime); $m = (int)date('m',$aTime); $d = (int)date('d',$aTime); |
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| 165 | $h -= 24; |
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| 166 | } |
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| 167 | } |
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| 168 | $i=0;$s=0; |
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| 169 | } |
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| 170 | elseif( $aMinType !== false ) { |
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| 171 | $aMinType %= 5; |
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| 172 | $minAdj = array(0=>1, 1=>5, 2=>10, 3=>15, 4=>30); |
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| 173 | if( $aRound == 0 ) { |
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| 174 | $i = floor($i/$minAdj[$aMinType])*$minAdj[$aMinType]; |
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| 175 | } |
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| 176 | else { |
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| 177 | if( ($i % $minAdj[$aMinType]==0) && $s > 0 ) { |
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| 178 | $i++; |
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| 179 | } |
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| 180 | $i = ceil($i/$minAdj[$aMinType])*$minAdj[$aMinType]; |
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| 181 | if( $i >= 60) { |
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| 182 | $aTime += 3600; |
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| 183 | $y = (int)date('Y',$aTime); $m = (int)date('m',$aTime); $d = (int)date('d',$aTime); |
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| 184 | $h = (int)date('H',$aTime); $i = 0; |
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| 185 | } |
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| 186 | } |
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| 187 | $s=0; |
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| 188 | } |
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| 189 | elseif( $aSecType !== false ) { |
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| 190 | $aSecType %= 5; |
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| 191 | $secAdj = array(0=>1, 1=>5, 2=>10, 3=>15, 4=>30); |
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| 192 | if( $aRound == 0 ) { |
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| 193 | $s = floor($s/$secAdj[$aSecType])*$secAdj[$aSecType]; |
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| 194 | } |
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| 195 | else { |
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| 196 | $s = ceil($s/$secAdj[$aSecType]*1.0)*$secAdj[$aSecType]; |
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| 197 | if( $s >= 60) { |
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| 198 | $s=0; |
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| 199 | $aTime += 60; |
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| 200 | $y = (int)date('Y',$aTime); $m = (int)date('m',$aTime); $d = (int)date('d',$aTime); |
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| 201 | $h = (int)date('H',$aTime); $i = (int)date('i',$aTime); |
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| 202 | } |
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| 203 | } |
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| 204 | } |
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| 205 | return mktime($h,$i,$s,$m,$d,$y); |
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| 206 | } |
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| 207 | |
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| 208 | //------------------------------------------------------------------------------------------ |
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| 209 | // Wrapper for AdjTime that will round a timestamp to an even time rounding |
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| 210 | // it downwards. |
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| 211 | // Example: AdjStartTime(mktime(18,27,13,2,22,2005),false,2) => 18:20 |
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| 212 | //------------------------------------------------------------------------------------------ |
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| 213 | function AdjStartTime($aTime,$aHourType=false,$aMinType=false,$aSecType=false) { |
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| 214 | return $this->AdjTime($aTime,0,$aHourType,$aMinType,$aSecType); |
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| 215 | } |
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| 216 | |
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| 217 | //------------------------------------------------------------------------------------------ |
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| 218 | // Wrapper for AdjTime that will round a timestamp to an even time rounding |
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| 219 | // it upwards |
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| 220 | // Example: AdjEndTime(mktime(18,27,13,2,22,2005),false,2) => 18:30 |
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| 221 | //------------------------------------------------------------------------------------------ |
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| 222 | function AdjEndTime($aTime,$aHourType=false,$aMinType=false,$aSecType=false) { |
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| 223 | return $this->AdjTime($aTime,1,$aHourType,$aMinType,$aSecType); |
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| 224 | } |
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| 225 | |
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| 226 | //------------------------------------------------------------------------------------------ |
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| 227 | // DateAutoScale |
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| 228 | // Autoscale a date axis given start and end time |
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| 229 | // Returns an array ($start,$end,$major,$minor,$format) |
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| 230 | //------------------------------------------------------------------------------------------ |
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| 231 | function DoDateAutoScale($aStartTime,$aEndTime,$aDensity=0,$aAdjust=true) { |
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| 232 | // Format of array |
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| 233 | // array ( Decision point, array( array( Major-scale-step-array ), |
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| 234 | // array( Minor-scale-step-array ), |
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| 235 | // array( 0=date-adjust, 1=time-adjust, adjustment-alignment) ) |
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| 236 | // |
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| 237 | $scalePoints = |
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| 238 | array( |
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| 239 | /* Intervall larger than 10 years */ |
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| 240 | SECPERYEAR*10,array(array(SECPERYEAR*5,SECPERYEAR*2), |
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| 241 | array(SECPERYEAR), |
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| 242 | array(0,YEARADJ_1, 0,YEARADJ_1) ), |
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| 243 | |
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| 244 | /* Intervall larger than 2 years */ |
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| 245 | SECPERYEAR*2,array(array(SECPERYEAR),array(SECPERYEAR), |
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| 246 | array(0,YEARADJ_1) ), |
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| 247 | |
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| 248 | /* Intervall larger than 90 days (approx 3 month) */ |
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| 249 | SECPERDAY*90,array(array(SECPERDAY*30,SECPERDAY*14,SECPERDAY*7,SECPERDAY), |
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| 250 | array(SECPERDAY*5,SECPERDAY*7,SECPERDAY,SECPERDAY), |
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| 251 | array(0,MONTHADJ_1, 0,DAYADJ_WEEK, 0,DAYADJ_1, 0,DAYADJ_1)), |
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| 252 | |
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| 253 | /* Intervall larger than 30 days (approx 1 month) */ |
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| 254 | SECPERDAY*30,array(array(SECPERDAY*14,SECPERDAY*7,SECPERDAY*2, SECPERDAY), |
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| 255 | array(SECPERDAY,SECPERDAY,SECPERDAY,SECPERDAY), |
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| 256 | array(0,DAYADJ_WEEK, 0,DAYADJ_1, 0,DAYADJ_1, 0,DAYADJ_1)), |
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| 257 | |
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| 258 | /* Intervall larger than 7 days */ |
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| 259 | SECPERDAY*7,array(array(SECPERDAY,SECPERHOUR*12,SECPERHOUR*6,SECPERHOUR*2), |
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| 260 | array(SECPERHOUR*6,SECPERHOUR*3,SECPERHOUR,SECPERHOUR), |
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| 261 | array(0,DAYADJ_1, 1,HOURADJ_12, 1,HOURADJ_6, 1,HOURADJ_1)), |
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| 262 | |
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| 263 | /* Intervall larger than 1 day */ |
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| 264 | SECPERDAY,array(array(SECPERDAY,SECPERHOUR*12,SECPERHOUR*6,SECPERHOUR*2,SECPERHOUR), |
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| 265 | array(SECPERHOUR*6,SECPERHOUR*2,SECPERHOUR,SECPERHOUR,SECPERHOUR), |
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| 266 | array(1,HOURADJ_12, 1,HOURADJ_6, 1,HOURADJ_1, 1,HOURADJ_1)), |
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| 267 | |
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| 268 | /* Intervall larger than 12 hours */ |
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| 269 | SECPERHOUR*12,array(array(SECPERHOUR*2,SECPERHOUR,SECPERMIN*30,900,600), |
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| 270 | array(1800,1800,900,300,300), |
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| 271 | array(1,HOURADJ_1, 1,MINADJ_30, 1,MINADJ_15, 1,MINADJ_10, 1,MINADJ_5) ), |
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| 272 | |
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| 273 | /* Intervall larger than 2 hours */ |
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| 274 | SECPERHOUR*2,array(array(SECPERHOUR,SECPERMIN*30,900,600,300), |
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| 275 | array(1800,900,300,120,60), |
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| 276 | array(1,HOURADJ_1, 1,MINADJ_30, 1,MINADJ_15, 1,MINADJ_10, 1,MINADJ_5) ), |
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| 277 | |
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| 278 | /* Intervall larger than 1 hours */ |
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| 279 | SECPERHOUR,array(array(SECPERMIN*30,900,600,300),array(900,300,120,60), |
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| 280 | array(1,MINADJ_30, 1,MINADJ_15, 1,MINADJ_10, 1,MINADJ_5) ), |
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| 281 | |
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| 282 | /* Intervall larger than 30 min */ |
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| 283 | SECPERMIN*30,array(array(SECPERMIN*15,SECPERMIN*10,SECPERMIN*5,SECPERMIN), |
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| 284 | array(300,300,60,10), |
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| 285 | array(1,MINADJ_15, 1,MINADJ_10, 1,MINADJ_5, 1,MINADJ_1)), |
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| 286 | |
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| 287 | /* Intervall larger than 1 min */ |
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| 288 | SECPERMIN,array(array(SECPERMIN,15,10,5), |
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| 289 | array(15,5,2,1), |
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| 290 | array(1,MINADJ_1, 1,SECADJ_15, 1,SECADJ_10, 1,SECADJ_5)), |
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| 291 | |
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| 292 | /* Intervall larger than 10 sec */ |
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| 293 | 10,array(array(5,2), |
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| 294 | array(1,1), |
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| 295 | array(1,SECADJ_5, 1,SECADJ_1)), |
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| 296 | |
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| 297 | /* Intervall larger than 1 sec */ |
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| 298 | 1,array(array(1), |
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| 299 | array(1), |
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| 300 | array(1,SECADJ_1)), |
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| 301 | ); |
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| 302 | |
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| 303 | $ns = count($scalePoints); |
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| 304 | // Establish major and minor scale units for the date scale |
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| 305 | $diff = $aEndTime - $aStartTime; |
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| 306 | if( $diff < 1 ) return false; |
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| 307 | $done=false; |
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| 308 | $i=0; |
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| 309 | while( ! $done ) { |
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| 310 | if( $diff > $scalePoints[2*$i] ) { |
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| 311 | // Get major and minor scale for this intervall |
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| 312 | $scaleSteps = $scalePoints[2*$i+1]; |
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| 313 | $major = $scaleSteps[0][min($aDensity,count($scaleSteps[0])-1)]; |
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| 314 | // Try to find out which minor step looks best |
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| 315 | $minor = $scaleSteps[1][min($aDensity,count($scaleSteps[1])-1)]; |
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| 316 | if( $aAdjust ) { |
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| 317 | // Find out how we should align the start and end timestamps |
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| 318 | $idx = 2*min($aDensity,floor(count($scaleSteps[2])/2)-1); |
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| 319 | if( $scaleSteps[2][$idx] === 0 ) { |
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| 320 | // Use date adjustment |
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| 321 | $adj = $scaleSteps[2][$idx+1]; |
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| 322 | if( $adj >= 30 ) { |
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| 323 | $start = $this->AdjStartDate($aStartTime,$adj-30); |
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| 324 | $end = $this->AdjEndDate($aEndTime,$adj-30); |
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| 325 | } |
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| 326 | elseif( $adj >= 20 ) { |
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| 327 | $start = $this->AdjStartDate($aStartTime,false,$adj-20); |
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| 328 | $end = $this->AdjEndDate($aEndTime,false,$adj-20); |
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| 329 | } |
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| 330 | else { |
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| 331 | $start = $this->AdjStartDate($aStartTime,false,false,$adj); |
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| 332 | $end = $this->AdjEndDate($aEndTime,false,false,$adj); |
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| 333 | // We add 1 second for date adjustment to make sure we end on 00:00 the following day |
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| 334 | // This makes the final major tick be srawn when we step day-by-day instead of ending |
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| 335 | // on xx:59:59 which would not draw the final major tick |
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| 336 | $end++; |
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| 337 | } |
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| 338 | } |
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| 339 | else { |
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| 340 | // Use time adjustment |
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| 341 | $adj = $scaleSteps[2][$idx+1]; |
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| 342 | if( $adj >= 30 ) { |
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| 343 | $start = $this->AdjStartTime($aStartTime,$adj-30); |
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| 344 | $end = $this->AdjEndTime($aEndTime,$adj-30); |
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| 345 | } |
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| 346 | elseif( $adj >= 20 ) { |
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| 347 | $start = $this->AdjStartTime($aStartTime,false,$adj-20); |
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| 348 | $end = $this->AdjEndTime($aEndTime,false,$adj-20); |
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| 349 | } |
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| 350 | else { |
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| 351 | $start = $this->AdjStartTime($aStartTime,false,false,$adj); |
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| 352 | $end = $this->AdjEndTime($aEndTime,false,false,$adj); |
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| 353 | } |
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| 354 | } |
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| 355 | } |
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| 356 | // If the overall date span is larger than 1 day ten we show date |
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| 357 | $format = ''; |
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| 358 | if( ($end-$start) > SECPERDAY ) { |
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| 359 | $format = 'Y-m-d '; |
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| 360 | } |
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| 361 | // If the major step is less than 1 day we need to whow hours + min |
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| 362 | if( $major < SECPERDAY ) { |
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| 363 | $format .= 'H:i'; |
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| 364 | } |
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| 365 | // If the major step is less than 1 min we need to show sec |
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| 366 | if( $major < 60 ) { |
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| 367 | $format .= ':s'; |
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| 368 | } |
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| 369 | $done=true; |
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| 370 | } |
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| 371 | ++$i; |
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| 372 | } |
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| 373 | return array($start,$end,$major,$minor,$format); |
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| 374 | } |
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| 375 | |
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| 376 | // Overrides the automatic determined date format. Must be a valid date() format string |
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| 377 | function SetDateFormat($aFormat) { |
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| 378 | $this->date_format = $aFormat; |
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| 379 | $this->ticks->SetLabelDateFormat($this->date_format); |
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| 380 | } |
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| 381 | |
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| 382 | function AdjustForDST($aFlg=true) { |
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| 383 | $this->ticks->AdjustForDST($aFlg); |
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| 384 | } |
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| 385 | |
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| 386 | |
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| 387 | function SetDateAlign($aStartAlign,$aEndAlign=false) { |
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| 388 | if( $aEndAlign === false ) { |
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| 389 | $aEndAlign=$aStartAlign; |
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| 390 | } |
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| 391 | $this->iStartAlign = $aStartAlign; |
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| 392 | $this->iEndAlign = $aEndAlign; |
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| 393 | } |
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| 394 | |
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| 395 | function SetTimeAlign($aStartAlign,$aEndAlign=false) { |
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| 396 | if( $aEndAlign === false ) { |
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| 397 | $aEndAlign=$aStartAlign; |
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| 398 | } |
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| 399 | $this->iStartTimeAlign = $aStartAlign; |
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| 400 | $this->iEndTimeAlign = $aEndAlign; |
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| 401 | } |
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| 402 | |
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| 403 | |
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| 404 | function AutoScale($img,$aStartTime,$aEndTime,$aNumSteps,$_adummy=false) { |
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| 405 | // We need to have one dummy argument to make the signature of AutoScale() |
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| 406 | // identical to LinearScale::AutoScale |
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| 407 | if( $aStartTime == $aEndTime ) { |
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| 408 | // Special case when we only have one data point. |
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| 409 | // Create a small artifical intervall to do the autoscaling |
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| 410 | $aStartTime -= 10; |
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| 411 | $aEndTime += 10; |
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| 412 | } |
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| 413 | $done=false; |
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| 414 | $i=0; |
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| 415 | while( ! $done && $i < 5) { |
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| 416 | list($adjstart,$adjend,$maj,$min,$format) = $this->DoDateAutoScale($aStartTime,$aEndTime,$i); |
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| 417 | $n = floor(($adjend-$adjstart)/$maj); |
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| 418 | if( $n * 1.7 > $aNumSteps ) { |
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| 419 | $done=true; |
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| 420 | } |
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| 421 | $i++; |
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| 422 | } |
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| 423 | |
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| 424 | /* |
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| 425 | if( 0 ) { // DEBUG |
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| 426 | echo " Start =".date("Y-m-d H:i:s",$aStartTime)."<br>"; |
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| 427 | echo " End =".date("Y-m-d H:i:s",$aEndTime)."<br>"; |
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| 428 | echo "Adj Start =".date("Y-m-d H:i:s",$adjstart)."<br>"; |
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| 429 | echo "Adj End =".date("Y-m-d H:i:s",$adjend)."<p>"; |
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| 430 | echo "Major = $maj s, ".floor($maj/60)."min, ".floor($maj/3600)."h, ".floor($maj/86400)."day<br>"; |
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| 431 | echo "Min = $min s, ".floor($min/60)."min, ".floor($min/3600)."h, ".floor($min/86400)."day<br>"; |
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| 432 | echo "Format=$format<p>"; |
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| 433 | } |
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| 434 | */ |
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| 435 | |
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| 436 | if( $this->iStartTimeAlign !== false && $this->iStartAlign !== false ) { |
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| 437 | JpGraphError::RaiseL(3001); |
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| 438 | //('It is only possible to use either SetDateAlign() or SetTimeAlign() but not both'); |
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| 439 | } |
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| 440 | |
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| 441 | if( $this->iStartTimeAlign !== false ) { |
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| 442 | if( $this->iStartTimeAlign >= 30 ) { |
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| 443 | $adjstart = $this->AdjStartTime($aStartTime,$this->iStartTimeAlign-30); |
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| 444 | } |
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| 445 | elseif( $this->iStartTimeAlign >= 20 ) { |
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| 446 | $adjstart = $this->AdjStartTime($aStartTime,false,$this->iStartTimeAlign-20); |
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| 447 | } |
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| 448 | else { |
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| 449 | $adjstart = $this->AdjStartTime($aStartTime,false,false,$this->iStartTimeAlign); |
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| 450 | } |
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| 451 | } |
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| 452 | if( $this->iEndTimeAlign !== false ) { |
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| 453 | if( $this->iEndTimeAlign >= 30 ) { |
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| 454 | $adjend = $this->AdjEndTime($aEndTime,$this->iEndTimeAlign-30); |
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| 455 | } |
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| 456 | elseif( $this->iEndTimeAlign >= 20 ) { |
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| 457 | $adjend = $this->AdjEndTime($aEndTime,false,$this->iEndTimeAlign-20); |
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| 458 | } |
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| 459 | else { |
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| 460 | $adjend = $this->AdjEndTime($aEndTime,false,false,$this->iEndTimeAlign); |
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| 461 | } |
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| 462 | } |
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| 463 | |
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| 464 | |
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| 465 | |
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| 466 | if( $this->iStartAlign !== false ) { |
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| 467 | if( $this->iStartAlign >= 30 ) { |
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| 468 | $adjstart = $this->AdjStartDate($aStartTime,$this->iStartAlign-30); |
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| 469 | } |
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| 470 | elseif( $this->iStartAlign >= 20 ) { |
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| 471 | $adjstart = $this->AdjStartDate($aStartTime,false,$this->iStartAlign-20); |
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| 472 | } |
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| 473 | else { |
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| 474 | $adjstart = $this->AdjStartDate($aStartTime,false,false,$this->iStartAlign); |
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| 475 | } |
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| 476 | } |
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| 477 | if( $this->iEndAlign !== false ) { |
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| 478 | if( $this->iEndAlign >= 30 ) { |
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| 479 | $adjend = $this->AdjEndDate($aEndTime,$this->iEndAlign-30); |
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| 480 | } |
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| 481 | elseif( $this->iEndAlign >= 20 ) { |
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| 482 | $adjend = $this->AdjEndDate($aEndTime,false,$this->iEndAlign-20); |
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| 483 | } |
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| 484 | else { |
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| 485 | $adjend = $this->AdjEndDate($aEndTime,false,false,$this->iEndAlign); |
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| 486 | } |
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| 487 | } |
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| 488 | $this->Update($img,$adjstart,$adjend); |
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| 489 | if( ! $this->ticks->IsSpecified() ) |
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| 490 | $this->ticks->Set($maj,$min); |
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| 491 | if( $this->date_format == '' ) |
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| 492 | $this->ticks->SetLabelDateFormat($format); |
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| 493 | else |
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| 494 | $this->ticks->SetLabelDateFormat($this->date_format); |
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| 495 | } |
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| 496 | } |
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| 497 | |
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| 498 | |
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| 499 | ?> |
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