[42] | 1 | <?php |
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| 2 | //======================================================================= |
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| 3 | // File: JPGRAPH_PLOTMARK.PHP |
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| 4 | // Description: Class file. Handles plotmarks |
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| 5 | // Created: 2003-03-21 |
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| 6 | // Ver: $Id: jpgraph_plotmark.inc.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 | //=================================================== |
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| 13 | // CLASS PlotMark |
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| 14 | // Description: Handles the plot marks in graphs |
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| 15 | //=================================================== |
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| 16 | |
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| 17 | class PlotMark { |
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| 18 | public $title, $show=true; |
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| 19 | public $type,$weight=1; |
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| 20 | public $iFormatCallback="", $iFormatCallback2=""; |
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| 21 | public $fill_color="blue"; |
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| 22 | public $color="black", $width=4; |
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| 23 | private $yvalue,$xvalue='',$csimtarget,$csimwintarget='',$csimalt,$csimareas; |
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| 24 | private $markimg='',$iScale=1.0; |
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| 25 | private $oldfilename='',$iFileName=''; |
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| 26 | private $imgdata_balls = null; |
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| 27 | private $imgdata_diamonds = null; |
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| 28 | private $imgdata_squares = null; |
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| 29 | private $imgdata_bevels = null; |
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| 30 | private $imgdata_stars = null; |
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| 31 | private $imgdata_pushpins = null; |
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| 32 | |
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| 33 | //-------------- |
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| 34 | // CONSTRUCTOR |
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| 35 | function __construct() { |
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| 36 | $this->title = new Text(); |
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| 37 | $this->title->Hide(); |
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| 38 | $this->csimareas = ''; |
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| 39 | $this->type=-1; |
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| 40 | } |
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| 41 | //--------------- |
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| 42 | // PUBLIC METHODS |
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| 43 | function SetType($aType,$aFileName='',$aScale=1.0) { |
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| 44 | $this->type = $aType; |
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| 45 | if( $aType == MARK_IMG && $aFileName=='' ) { |
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| 46 | JpGraphError::RaiseL(23003);//('A filename must be specified if you set the mark type to MARK_IMG.'); |
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| 47 | } |
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| 48 | $this->iFileName = $aFileName; |
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| 49 | $this->iScale = $aScale; |
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| 50 | } |
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| 51 | |
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| 52 | function SetCallback($aFunc) { |
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| 53 | $this->iFormatCallback = $aFunc; |
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| 54 | } |
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| 55 | |
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| 56 | function SetCallbackYX($aFunc) { |
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| 57 | $this->iFormatCallback2 = $aFunc; |
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| 58 | } |
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| 59 | |
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| 60 | function GetType() { |
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| 61 | return $this->type; |
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| 62 | } |
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| 63 | |
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| 64 | function SetColor($aColor) { |
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| 65 | $this->color=$aColor; |
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| 66 | } |
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| 67 | |
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| 68 | function SetFillColor($aFillColor) { |
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| 69 | $this->fill_color = $aFillColor; |
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| 70 | } |
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| 71 | |
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| 72 | function SetWeight($aWeight) { |
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| 73 | $this->weight = $aWeight; |
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| 74 | } |
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| 75 | |
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| 76 | // Synonym for SetWidth() |
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| 77 | function SetSize($aWidth) { |
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| 78 | $this->width=$aWidth; |
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| 79 | } |
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| 80 | |
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| 81 | function SetWidth($aWidth) { |
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| 82 | $this->width=$aWidth; |
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| 83 | } |
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| 84 | |
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| 85 | function SetDefaultWidth() { |
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| 86 | switch( $this->type ) { |
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| 87 | case MARK_CIRCLE: |
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| 88 | case MARK_FILLEDCIRCLE: |
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| 89 | $this->width=4; |
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| 90 | break; |
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| 91 | default: |
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| 92 | $this->width=7; |
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| 93 | } |
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| 94 | } |
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| 95 | |
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| 96 | function GetWidth() { |
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| 97 | return $this->width; |
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| 98 | } |
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| 99 | |
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| 100 | function Hide($aHide=true) { |
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| 101 | $this->show = !$aHide; |
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| 102 | } |
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| 103 | |
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| 104 | function Show($aShow=true) { |
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| 105 | $this->show = $aShow; |
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| 106 | } |
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| 107 | |
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| 108 | function SetCSIMAltVal($aY,$aX='') { |
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| 109 | $this->yvalue=$aY; |
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| 110 | $this->xvalue=$aX; |
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| 111 | } |
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| 112 | |
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| 113 | function SetCSIMTarget($aTarget,$aWinTarget='') { |
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| 114 | $this->csimtarget=$aTarget; |
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| 115 | $this->csimwintarget=$aWinTarget; |
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| 116 | } |
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| 117 | |
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| 118 | function SetCSIMAlt($aAlt) { |
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| 119 | $this->csimalt=$aAlt; |
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| 120 | } |
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| 121 | |
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| 122 | function GetCSIMAreas(){ |
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| 123 | return $this->csimareas; |
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| 124 | } |
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| 125 | |
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| 126 | function AddCSIMPoly($aPts) { |
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| 127 | $coords = round($aPts[0]).", ".round($aPts[1]); |
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| 128 | $n = count($aPts)/2; |
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| 129 | for( $i=1; $i < $n; ++$i){ |
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| 130 | $coords .= ", ".round($aPts[2*$i]).", ".round($aPts[2*$i+1]); |
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| 131 | } |
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| 132 | $this->csimareas=""; |
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| 133 | if( !empty($this->csimtarget) ) { |
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| 134 | $this->csimareas .= "<area shape=\"poly\" coords=\"$coords\" href=\"".htmlentities($this->csimtarget)."\""; |
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| 135 | |
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| 136 | if( !empty($this->csimwintarget) ) { |
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| 137 | $this->csimareas .= " target=\"".$this->csimwintarget."\" "; |
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| 138 | } |
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| 139 | |
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| 140 | if( !empty($this->csimalt) ) { |
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| 141 | $tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue); |
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| 142 | $this->csimareas .= " title=\"$tmp\" alt=\"$tmp\""; |
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| 143 | } |
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| 144 | $this->csimareas .= " />\n"; |
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| 145 | } |
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| 146 | } |
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| 147 | |
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| 148 | function AddCSIMCircle($x,$y,$r) { |
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| 149 | $x = round($x); $y=round($y); $r=round($r); |
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| 150 | $this->csimareas=""; |
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| 151 | if( !empty($this->csimtarget) ) { |
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| 152 | $this->csimareas .= "<area shape=\"circle\" coords=\"$x,$y,$r\" href=\"".htmlentities($this->csimtarget)."\""; |
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| 153 | |
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| 154 | if( !empty($this->csimwintarget) ) { |
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| 155 | $this->csimareas .= " target=\"".$this->csimwintarget."\" "; |
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| 156 | } |
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| 157 | |
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| 158 | if( !empty($this->csimalt) ) { |
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| 159 | $tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue); |
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| 160 | $this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; |
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| 161 | } |
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| 162 | $this->csimareas .= " />\n"; |
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| 163 | } |
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| 164 | } |
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| 165 | |
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| 166 | function Stroke($img,$x,$y) { |
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| 167 | if( !$this->show ) return; |
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| 168 | |
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| 169 | if( $this->iFormatCallback != '' || $this->iFormatCallback2 != '' ) { |
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| 170 | |
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| 171 | if( $this->iFormatCallback != '' ) { |
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| 172 | $f = $this->iFormatCallback; |
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| 173 | list($width,$color,$fcolor) = call_user_func($f,$this->yvalue); |
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| 174 | $filename = $this->iFileName; |
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| 175 | $imgscale = $this->iScale; |
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| 176 | } |
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| 177 | else { |
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| 178 | $f = $this->iFormatCallback2; |
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| 179 | list($width,$color,$fcolor,$filename,$imgscale) = call_user_func($f,$this->yvalue,$this->xvalue); |
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| 180 | if( $filename=="" ) $filename = $this->iFileName; |
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| 181 | if( $imgscale=="" ) $imgscale = $this->iScale; |
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| 182 | } |
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| 183 | |
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| 184 | if( $width=="" ) $width = $this->width; |
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| 185 | if( $color=="" ) $color = $this->color; |
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| 186 | if( $fcolor=="" ) $fcolor = $this->fill_color; |
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| 187 | |
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| 188 | } |
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| 189 | else { |
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| 190 | $fcolor = $this->fill_color; |
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| 191 | $color = $this->color; |
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| 192 | $width = $this->width; |
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| 193 | $filename = $this->iFileName; |
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| 194 | $imgscale = $this->iScale; |
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| 195 | } |
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| 196 | |
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| 197 | if( $this->type == MARK_IMG || |
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| 198 | ($this->type >= MARK_FLAG1 && $this->type <= MARK_FLAG4 ) || |
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| 199 | $this->type >= MARK_IMG_PUSHPIN ) { |
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| 200 | |
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| 201 | // Note: For the builtin images we use the "filename" parameter |
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| 202 | // to denote the color |
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| 203 | $anchor_x = 0.5; |
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| 204 | $anchor_y = 0.5; |
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| 205 | switch( $this->type ) { |
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| 206 | case MARK_FLAG1: |
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| 207 | case MARK_FLAG2: |
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| 208 | case MARK_FLAG3: |
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| 209 | case MARK_FLAG4: |
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| 210 | $this->markimg = FlagCache::GetFlagImgByName($this->type-MARK_FLAG1+1,$filename); |
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| 211 | break; |
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| 212 | |
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| 213 | case MARK_IMG : |
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| 214 | // Load an image and use that as a marker |
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| 215 | // Small optimization, if we have already read an image don't |
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| 216 | // waste time reading it again. |
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| 217 | if( $this->markimg == '' || !($this->oldfilename === $filename) ) { |
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| 218 | $this->markimg = Graph::LoadBkgImage('',$filename); |
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| 219 | $this->oldfilename = $filename ; |
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| 220 | } |
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| 221 | break; |
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| 222 | |
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| 223 | case MARK_IMG_PUSHPIN: |
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| 224 | case MARK_IMG_SPUSHPIN: |
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| 225 | case MARK_IMG_LPUSHPIN: |
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| 226 | if( $this->imgdata_pushpins == null ) { |
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| 227 | require_once 'imgdata_pushpins.inc.php'; |
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| 228 | $this->imgdata_pushpins = new ImgData_PushPins(); |
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| 229 | } |
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| 230 | $this->markimg = $this->imgdata_pushpins->GetImg($this->type,$filename); |
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| 231 | list($anchor_x,$anchor_y) = $this->imgdata_pushpins->GetAnchor(); |
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| 232 | break; |
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| 233 | |
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| 234 | case MARK_IMG_SQUARE: |
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| 235 | if( $this->imgdata_squares == null ) { |
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| 236 | require_once 'imgdata_squares.inc.php'; |
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| 237 | $this->imgdata_squares = new ImgData_Squares(); |
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| 238 | } |
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| 239 | $this->markimg = $this->imgdata_squares->GetImg($this->type,$filename); |
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| 240 | list($anchor_x,$anchor_y) = $this->imgdata_squares->GetAnchor(); |
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| 241 | break; |
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| 242 | |
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| 243 | case MARK_IMG_STAR: |
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| 244 | if( $this->imgdata_stars == null ) { |
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| 245 | require_once 'imgdata_stars.inc.php'; |
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| 246 | $this->imgdata_stars = new ImgData_Stars(); |
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| 247 | } |
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| 248 | $this->markimg = $this->imgdata_stars->GetImg($this->type,$filename); |
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| 249 | list($anchor_x,$anchor_y) = $this->imgdata_stars->GetAnchor(); |
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| 250 | break; |
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| 251 | |
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| 252 | case MARK_IMG_BEVEL: |
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| 253 | if( $this->imgdata_bevels == null ) { |
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| 254 | require_once 'imgdata_bevels.inc.php'; |
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| 255 | $this->imgdata_bevels = new ImgData_Bevels(); |
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| 256 | } |
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| 257 | $this->markimg = $this->imgdata_bevels->GetImg($this->type,$filename); |
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| 258 | list($anchor_x,$anchor_y) = $this->imgdata_bevels->GetAnchor(); |
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| 259 | break; |
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| 260 | |
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| 261 | case MARK_IMG_DIAMOND: |
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| 262 | if( $this->imgdata_diamonds == null ) { |
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| 263 | require_once 'imgdata_diamonds.inc.php'; |
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| 264 | $this->imgdata_diamonds = new ImgData_Diamonds(); |
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| 265 | } |
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| 266 | $this->markimg = $this->imgdata_diamonds->GetImg($this->type,$filename); |
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| 267 | list($anchor_x,$anchor_y) = $this->imgdata_diamonds->GetAnchor(); |
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| 268 | break; |
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| 269 | |
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| 270 | case MARK_IMG_BALL: |
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| 271 | case MARK_IMG_SBALL: |
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| 272 | case MARK_IMG_MBALL: |
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| 273 | case MARK_IMG_LBALL: |
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| 274 | if( $this->imgdata_balls == null ) { |
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| 275 | require_once 'imgdata_balls.inc.php'; |
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| 276 | $this->imgdata_balls = new ImgData_Balls(); |
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| 277 | } |
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| 278 | $this->markimg = $this->imgdata_balls->GetImg($this->type,$filename); |
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| 279 | list($anchor_x,$anchor_y) = $this->imgdata_balls->GetAnchor(); |
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| 280 | break; |
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| 281 | } |
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| 282 | |
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| 283 | $w = $img->GetWidth($this->markimg); |
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| 284 | $h = $img->GetHeight($this->markimg); |
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| 285 | |
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| 286 | $dw = round($imgscale * $w ); |
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| 287 | $dh = round($imgscale * $h ); |
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| 288 | |
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| 289 | // Do potential rotation |
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| 290 | list($x,$y) = $img->Rotate($x,$y); |
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| 291 | |
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| 292 | $dx = round($x-$dw*$anchor_x); |
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| 293 | $dy = round($y-$dh*$anchor_y); |
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| 294 | |
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| 295 | $this->width = max($dx,$dy); |
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| 296 | |
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| 297 | $img->Copy($this->markimg,$dx,$dy,0,0,$dw,$dh,$w,$h); |
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| 298 | if( !empty($this->csimtarget) ) { |
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| 299 | $this->csimareas = "<area shape=\"rect\" coords=\"". |
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| 300 | $dx.','.$dy.','.round($dx+$dw).','.round($dy+$dh).'" '. |
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| 301 | "href=\"".htmlentities($this->csimtarget)."\""; |
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| 302 | |
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| 303 | if( !empty($this->csimwintarget) ) { |
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| 304 | $this->csimareas .= " target=\"".$this->csimwintarget."\" "; |
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| 305 | } |
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| 306 | |
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| 307 | if( !empty($this->csimalt) ) { |
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| 308 | $tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue); |
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| 309 | $this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; |
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| 310 | } |
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| 311 | $this->csimareas .= " />\n"; |
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| 312 | } |
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| 313 | |
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| 314 | // Stroke title |
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| 315 | $this->title->Align("center","top"); |
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| 316 | $this->title->Stroke($img,$x,$y+round($dh/2)); |
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| 317 | return; |
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| 318 | } |
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| 319 | |
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| 320 | $weight = $this->weight; |
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| 321 | $dx=round($width/2,0); |
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| 322 | $dy=round($width/2,0); |
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| 323 | $pts=0; |
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| 324 | |
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| 325 | switch( $this->type ) { |
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| 326 | case MARK_SQUARE: |
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| 327 | $c[]=$x-$dx;$c[]=$y-$dy; |
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| 328 | $c[]=$x+$dx;$c[]=$y-$dy; |
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| 329 | $c[]=$x+$dx;$c[]=$y+$dy; |
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| 330 | $c[]=$x-$dx;$c[]=$y+$dy; |
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| 331 | $c[]=$x-$dx;$c[]=$y-$dy; |
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| 332 | $pts=5; |
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| 333 | break; |
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| 334 | case MARK_UTRIANGLE: |
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| 335 | ++$dx;++$dy; |
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| 336 | $c[]=$x-$dx;$c[]=$y+0.87*$dy; // tan(60)/2*$dx |
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| 337 | $c[]=$x;$c[]=$y-0.87*$dy; |
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| 338 | $c[]=$x+$dx;$c[]=$y+0.87*$dy; |
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| 339 | $c[]=$x-$dx;$c[]=$y+0.87*$dy; // tan(60)/2*$dx |
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| 340 | $pts=4; |
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| 341 | break; |
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| 342 | case MARK_DTRIANGLE: |
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| 343 | ++$dx;++$dy; |
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| 344 | $c[]=$x;$c[]=$y+0.87*$dy; // tan(60)/2*$dx |
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| 345 | $c[]=$x-$dx;$c[]=$y-0.87*$dy; |
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| 346 | $c[]=$x+$dx;$c[]=$y-0.87*$dy; |
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| 347 | $c[]=$x;$c[]=$y+0.87*$dy; // tan(60)/2*$dx |
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| 348 | $pts=4; |
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| 349 | break; |
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| 350 | case MARK_DIAMOND: |
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| 351 | $c[]=$x;$c[]=$y+$dy; |
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| 352 | $c[]=$x-$dx;$c[]=$y; |
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| 353 | $c[]=$x;$c[]=$y-$dy; |
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| 354 | $c[]=$x+$dx;$c[]=$y; |
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| 355 | $c[]=$x;$c[]=$y+$dy; |
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| 356 | $pts=5; |
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| 357 | break; |
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| 358 | case MARK_LEFTTRIANGLE: |
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| 359 | $c[]=$x;$c[]=$y; |
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| 360 | $c[]=$x;$c[]=$y+2*$dy; |
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| 361 | $c[]=$x+$dx*2;$c[]=$y; |
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| 362 | $c[]=$x;$c[]=$y; |
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| 363 | $pts=4; |
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| 364 | break; |
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| 365 | case MARK_RIGHTTRIANGLE: |
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| 366 | $c[]=$x-$dx*2;$c[]=$y; |
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| 367 | $c[]=$x;$c[]=$y+2*$dy; |
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| 368 | $c[]=$x;$c[]=$y; |
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| 369 | $c[]=$x-$dx*2;$c[]=$y; |
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| 370 | $pts=4; |
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| 371 | break; |
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| 372 | case MARK_FLASH: |
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| 373 | $dy *= 2; |
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| 374 | $c[]=$x+$dx/2; $c[]=$y-$dy; |
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| 375 | $c[]=$x-$dx+$dx/2; $c[]=$y+$dy*0.7-$dy; |
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| 376 | $c[]=$x+$dx/2; $c[]=$y+$dy*1.3-$dy; |
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| 377 | $c[]=$x-$dx+$dx/2; $c[]=$y+2*$dy-$dy; |
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| 378 | $img->SetLineWeight($weight); |
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| 379 | $img->SetColor($color); |
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| 380 | $img->Polygon($c); |
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| 381 | $img->SetLineWeight(1); |
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| 382 | $this->AddCSIMPoly($c); |
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| 383 | break; |
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| 384 | } |
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| 385 | |
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| 386 | if( $pts>0 ) { |
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| 387 | $this->AddCSIMPoly($c); |
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| 388 | $img->SetLineWeight($weight); |
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| 389 | $img->SetColor($fcolor); |
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| 390 | $img->FilledPolygon($c); |
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| 391 | $img->SetColor($color); |
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| 392 | $img->Polygon($c); |
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| 393 | $img->SetLineWeight(1); |
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| 394 | } |
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| 395 | elseif( $this->type==MARK_CIRCLE ) { |
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| 396 | $img->SetColor($color); |
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| 397 | $img->Circle($x,$y,$width); |
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| 398 | $this->AddCSIMCircle($x,$y,$width); |
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| 399 | } |
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| 400 | elseif( $this->type==MARK_FILLEDCIRCLE ) { |
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| 401 | $img->SetColor($fcolor); |
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| 402 | $img->FilledCircle($x,$y,$width); |
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| 403 | $img->SetColor($color); |
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| 404 | $img->Circle($x,$y,$width); |
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| 405 | $this->AddCSIMCircle($x,$y,$width); |
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| 406 | } |
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| 407 | elseif( $this->type==MARK_CROSS ) { |
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| 408 | // Oversize by a pixel to match the X |
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| 409 | $img->SetColor($color); |
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| 410 | $img->SetLineWeight($weight); |
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| 411 | $img->Line($x,$y+$dy+1,$x,$y-$dy-1); |
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| 412 | $img->Line($x-$dx-1,$y,$x+$dx+1,$y); |
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| 413 | $this->AddCSIMCircle($x,$y,$dx); |
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| 414 | } |
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| 415 | elseif( $this->type==MARK_X ) { |
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| 416 | $img->SetColor($color); |
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| 417 | $img->SetLineWeight($weight); |
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| 418 | $img->Line($x+$dx,$y+$dy,$x-$dx,$y-$dy); |
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| 419 | $img->Line($x-$dx,$y+$dy,$x+$dx,$y-$dy); |
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| 420 | $this->AddCSIMCircle($x,$y,$dx+$dy); |
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| 421 | } |
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| 422 | elseif( $this->type==MARK_STAR ) { |
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| 423 | $img->SetColor($color); |
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| 424 | $img->SetLineWeight($weight); |
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| 425 | $img->Line($x+$dx,$y+$dy,$x-$dx,$y-$dy); |
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| 426 | $img->Line($x-$dx,$y+$dy,$x+$dx,$y-$dy); |
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| 427 | // Oversize by a pixel to match the X |
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| 428 | $img->Line($x,$y+$dy+1,$x,$y-$dy-1); |
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| 429 | $img->Line($x-$dx-1,$y,$x+$dx+1,$y); |
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| 430 | $this->AddCSIMCircle($x,$y,$dx+$dy); |
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| 431 | } |
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| 432 | |
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| 433 | // Stroke title |
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| 434 | $this->title->Align("center","center"); |
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| 435 | $this->title->Stroke($img,$x,$y); |
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| 436 | } |
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| 437 | } // Class |
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| 438 | |
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| 439 | |
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| 440 | |
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| 441 | //======================================================================== |
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| 442 | // CLASS ImgData |
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| 443 | // Description: Base class for all image data classes that contains the |
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| 444 | // real image data. |
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| 445 | //======================================================================== |
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| 446 | class ImgData { |
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| 447 | protected $name = ''; // Each subclass gives a name |
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| 448 | protected $an = array(); // Data array names |
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| 449 | protected $colors = array(); // Available colors |
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| 450 | protected $index = array(); // Index for colors |
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| 451 | protected $maxidx = 0 ; // Max color index |
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| 452 | protected $anchor_x=0.5, $anchor_y=0.5 ; // Where is the center of the image |
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| 453 | |
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| 454 | function __construct() { |
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| 455 | // Empty |
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| 456 | } |
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| 457 | |
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| 458 | // Create a GD image from the data and return a GD handle |
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| 459 | function GetImg($aMark,$aIdx) { |
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| 460 | $n = $this->an[$aMark]; |
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| 461 | if( is_string($aIdx) ) { |
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| 462 | if( !in_array($aIdx,$this->colors) ) { |
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| 463 | JpGraphError::RaiseL(23001,$this->name,$aIdx);//('This marker "'.($this->name).'" does not exist in color: '.$aIdx); |
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| 464 | } |
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| 465 | $idx = $this->index[$aIdx]; |
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| 466 | } |
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| 467 | elseif( !is_integer($aIdx) || |
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| 468 | (is_integer($aIdx) && $aIdx > $this->maxidx ) ) { |
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| 469 | JpGraphError::RaiseL(23002,$this->name);//('Mark color index too large for marker "'.($this->name).'"'); |
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| 470 | } |
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| 471 | else |
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| 472 | $idx = $aIdx ; |
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| 473 | return Image::CreateFromString(base64_decode($this->{$n}[$idx][1])); |
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| 474 | } |
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| 475 | |
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| 476 | function GetAnchor() { |
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| 477 | return array($this->anchor_x,$this->anchor_y); |
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| 478 | } |
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| 479 | } |
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| 480 | |
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| 481 | |
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| 482 | // Keep a global flag cache to reduce memory usage |
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| 483 | $_gFlagCache=array( |
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| 484 | 1 => null, |
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| 485 | 2 => null, |
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| 486 | 3 => null, |
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| 487 | 4 => null, |
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| 488 | ); |
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| 489 | // Only supposed to b called as statics |
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| 490 | class FlagCache { |
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| 491 | |
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| 492 | static function GetFlagImgByName($aSize,$aName) { |
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| 493 | global $_gFlagCache; |
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| 494 | require_once('jpgraph_flags.php'); |
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| 495 | if( $_gFlagCache[$aSize] === null ) { |
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| 496 | $_gFlagCache[$aSize] = new FlagImages($aSize); |
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| 497 | } |
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| 498 | $f = $_gFlagCache[$aSize]; |
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| 499 | $idx = $f->GetIdxByName($aName,$aFullName); |
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| 500 | return $f->GetImgByIdx($idx); |
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| 501 | } |
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| 502 | } |
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| 503 | |
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| 504 | ?> |
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