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<?php //======================================================================= // File: JPGRAPH.PHP // Description: PHP Graph Plotting library. Base module. // Created: 2001-01-08 // Author: Johan Persson (johanp@aditus.nu) // Ver: $Id: jpgraph.php 553 2006-02-18 07:45:05Z ljp $ // // Copyright (c) Aditus Consulting. All rights reserved. //======================================================================== require_once('jpg-config.inc.php'); // Version info DEFINE('JPG_VERSION','2.1'); // For internal use only DEFINE("_JPG_DEBUG",false); DEFINE("_FORCE_IMGTOFILE",false); DEFINE("_FORCE_IMGDIR",'/tmp/jpgimg/'); // Should the image be a truecolor image? // Note 1: Has only effect with GD 2.0.1 and above. // Note 2: GD 2.0.1 + PHP 4.0.6 on Win32 crashes when trying to use // trucolor. // Note 3: MUST be enabled to get background images working with GD2 DEFINE('USE_TRUECOLOR',true); //------------------------------------------------------------------------ // Automatic settings of path for cache and font directory // if they have not been previously specified //------------------------------------------------------------------------ if(USE_CACHE) { if (!defined('CACHE_DIR')) { if ( strstr( PHP_OS, 'WIN') ) { if( empty($_SERVER['TEMP']) ) { $t = new ErrMsgText(); $msg = $t->Get(11,$file,$lineno); die($msg); } else { DEFINE('CACHE_DIR', $_SERVER['TEMP'] . '/'); } } else { DEFINE('CACHE_DIR','/tmp/jpgraph_cache/'); } } } elseif( !defined('CACHE_DIR') ) { DEFINE('CACHE_DIR', ''); } if (!defined('TTF_DIR')) { if (strstr( PHP_OS, 'WIN') ) { $sroot = getenv('SystemRoot'); if( empty($sroot) ) { $t = new ErrMsgText(); $msg = $t->Get(12,$file,$lineno); die($msg); } else { DEFINE('TTF_DIR', $sroot.'/fonts/'); } } else { DEFINE('TTF_DIR','/usr/X11R6/lib/X11/fonts/truetype/'); } } //------------------------------------------------------------------ // Constants which are used as parameters for the method calls //------------------------------------------------------------------ // TTF Font families // Note: First font must be FF_COURIER and the last font family must // be given to _LAST_FONT. This is used for error checking in the text // handling routines. DEFINE("FF_COURIER",10); DEFINE("FF_VERDANA",11); DEFINE("FF_TIMES",12); DEFINE("FF_COMIC",14); DEFINE("FF_ARIAL",15); DEFINE("FF_GEORGIA",16); DEFINE("FF_TREBUCHE",17); // Gnome Vera font // Available from http://www.gnome.org/fonts/ DEFINE("FF_VERA",18); DEFINE("FF_VERAMONO",19); DEFINE("FF_VERASERIF",20); // Chinese font DEFINE("FF_SIMSUN",30); DEFINE("FF_CHINESE",31); DEFINE("FF_BIG5",31); // Japanese font DEFINE("FF_MINCHO",40); DEFINE("FF_PMINCHO",41); DEFINE("FF_GOTHIC",42); DEFINE("FF_PGOTHIC",43); // Limits for fonts DEFINE("_FIRST_FONT",10); DEFINE("_LAST_FONT",43); // TTF Font styles DEFINE("FS_NORMAL",9001); DEFINE("FS_BOLD",9002); DEFINE("FS_ITALIC",9003); DEFINE("FS_BOLDIT",9004); DEFINE("FS_BOLDITALIC",9004); //Definitions for internal font, new style DEFINE("FF_FONT0",1); DEFINE("FF_FONT1",2); DEFINE("FF_FONT2",4); // Tick density DEFINE("TICKD_DENSE",1); DEFINE("TICKD_NORMAL",2); DEFINE("TICKD_SPARSE",3); DEFINE("TICKD_VERYSPARSE",4); // Side for ticks and labels. DEFINE("SIDE_LEFT",-1); DEFINE("SIDE_RIGHT",1); DEFINE("SIDE_DOWN",-1); DEFINE("SIDE_BOTTOM",-1); DEFINE("SIDE_UP",1); DEFINE("SIDE_TOP",1); // Legend type stacked vertical or horizontal DEFINE("LEGEND_VERT",0); DEFINE("LEGEND_HOR",1); // Mark types for plot marks DEFINE("MARK_SQUARE",1); DEFINE("MARK_UTRIANGLE",2); DEFINE("MARK_DTRIANGLE",3); DEFINE("MARK_DIAMOND",4); DEFINE("MARK_CIRCLE",5); DEFINE("MARK_FILLEDCIRCLE",6); DEFINE("MARK_CROSS",7); DEFINE("MARK_STAR",8); DEFINE("MARK_X",9); DEFINE("MARK_LEFTTRIANGLE",10); DEFINE("MARK_RIGHTTRIANGLE",11); DEFINE("MARK_FLASH",12); DEFINE("MARK_IMG",13); DEFINE("MARK_FLAG1",14); DEFINE("MARK_FLAG2",15); DEFINE("MARK_FLAG3",16); DEFINE("MARK_FLAG4",17); // Builtin images DEFINE("MARK_IMG_PUSHPIN",50); DEFINE("MARK_IMG_SPUSHPIN",50); DEFINE("MARK_IMG_LPUSHPIN",51); DEFINE("MARK_IMG_DIAMOND",52); DEFINE("MARK_IMG_SQUARE",53); DEFINE("MARK_IMG_STAR",54); DEFINE("MARK_IMG_BALL",55); DEFINE("MARK_IMG_SBALL",55); DEFINE("MARK_IMG_MBALL",56); DEFINE("MARK_IMG_LBALL",57); DEFINE("MARK_IMG_BEVEL",58); // Inline defines DEFINE("INLINE_YES",1); DEFINE("INLINE_NO",0); // Format for background images DEFINE("BGIMG_FILLPLOT",1); DEFINE("BGIMG_FILLFRAME",2); DEFINE("BGIMG_COPY",3); DEFINE("BGIMG_CENTER",4); // Depth of objects DEFINE("DEPTH_BACK",0); DEFINE("DEPTH_FRONT",1); // Direction DEFINE("VERTICAL",1); DEFINE("HORIZONTAL",0); // Axis styles for scientific style axis DEFINE('AXSTYLE_SIMPLE',1); DEFINE('AXSTYLE_BOXIN',2); DEFINE('AXSTYLE_BOXOUT',3); DEFINE('AXSTYLE_YBOXIN',4); DEFINE('AXSTYLE_YBOXOUT',5); // Style for title backgrounds DEFINE('TITLEBKG_STYLE1',1); DEFINE('TITLEBKG_STYLE2',2); DEFINE('TITLEBKG_STYLE3',3); DEFINE('TITLEBKG_FRAME_NONE',0); DEFINE('TITLEBKG_FRAME_FULL',1); DEFINE('TITLEBKG_FRAME_BOTTOM',2); DEFINE('TITLEBKG_FRAME_BEVEL',3); DEFINE('TITLEBKG_FILLSTYLE_HSTRIPED',1); DEFINE('TITLEBKG_FILLSTYLE_VSTRIPED',2); DEFINE('TITLEBKG_FILLSTYLE_SOLID',3); // Style for background gradient fills DEFINE('BGRAD_FRAME',1); DEFINE('BGRAD_MARGIN',2); DEFINE('BGRAD_PLOT',3); // Width of tab titles DEFINE('TABTITLE_WIDTHFIT',0); DEFINE('TABTITLE_WIDTHFULL',-1); // Defines for 3D skew directions DEFINE('SKEW3D_UP',0); DEFINE('SKEW3D_DOWN',1); DEFINE('SKEW3D_LEFT',2); DEFINE('SKEW3D_RIGHT',3); // Line styles DEFINE('LINESTYLE_DOTTED',1); DEFINE('LINESTYLE_DASHED',2); DEFINE('LINESTYLE_LONGDASH',3); DEFINE('LINESTYLE_SOLID',4); // // Get hold of gradient class (In Version 2.x) // require_once 'jpgraph_gradient.php'; GLOBAL $__jpg_err_locale ; $__jpg_err_locale = 'en'; class ErrMsgText { private $lt=NULL; private $supportedLocales = array('en'); function ErrMsgText() { GLOBAL $__jpg_err_locale; if( !in_array($__jpg_err_locale,$this->supportedLocales) ) $aLoc = 'en'; require_once('lang/'.$__jpg_err_locale.'.inc.php'); $this->lt = $_jpg_messages; } function Get($errnbr,$a1=null,$a2=null,$a3=null,$a4=null,$a5=null) { if( !isset($this->lt[$errnbr]) ) { return 'Internal error: The specified error message does not exist in the chosen locale. (Please blame the translator...))'; } $ea = $this->lt[$errnbr]; $j=0; if( $a1 !== null ) { $argv[$j++] = $a1; if( $a2 !== null ) { $argv[$j++] = $a2; if( $a3 !== null ) { $argv[$j++] = $a3; if( $a4 !== null ) { $argv[$j++] = $a4; if( $a5 !== null ) { $argv[$j++] = $a5; } } } } } $numargs = $j; if( $ea[1] != $numargs ) { // Error message argument count do not match. // Just return the error message without arguments. return $ea[0]; } switch( $numargs ) { case 1: $msg = sprintf($ea[0],$argv[0]); break; case 2: $msg = sprintf($ea[0],$argv[0],$argv[1]); break; case 3: $msg = sprintf($ea[0],$argv[0],$argv[1],$argv[2]); break; case 4: $msg = sprintf($ea[0],$argv[0],$argv[1],$argv[2],$argv[3]); break; case 5: $msg = sprintf($ea[0],$argv[0],$argv[1],$argv[2],$argv[3],$argv[4]); break; case 0: default: $msg = sprintf($ea[0]); break; } return $msg; } } // // A wrapper class that is used to access the specified error object // (to hide the global error parameter and avoid having a GLOBAL directive // in all methods. // class JpGraphError { private static $__jpg_err; public static function Install($aErrObject) { self::$__jpg_err = new $aErrObject; } public static function Raise($aMsg,$aHalt=true){ self::$__jpg_err->Raise($aMsg,$aHalt); } public static function RaiseL($errnbr,$a1=null,$a2=null,$a3=null,$a4=null,$a5=null) { $t = new ErrMsgText(); $msg = $t->Get($errnbr,$a1,$a2,$a3,$a4,$a5); self::$__jpg_err->Raise($msg); }