PHP Classes

File: phpMyBorder1.class.php

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File: phpMyBorder1.class.php
Role: Class source
Content type: text/plain
Description: PhpMyBorder v1.0 (using images)
Class: PhpMyBorder
Make round corner tables 'on the fly'
Author: By
Last change: PhpMyBorder v1.0
Date: 17 years ago
Size: 14,686 bytes
 

Contents

Class file image Download
<? define("PATH_PHPMYBORDER", "/phpMyBorder/"); // path from doc_root // e.g if this script is accessable via // www.domain.com/scripts/phpMyborder.php // PATH_PHPMYBORDER = "/scripts/" /* ___[ PhpMyBorder v0.1 beta ]____ / \ | Created by | | Vidar Vestnes | | (c)2005 | | | \___[ Norway ]___________________/ Licence: Freely distributed Check for new version http://www.phpmyborder.com HOW TO USE: include this file in your script include_once("phpMyBorder/phpMyBorder1.class.php"); add a bordergenerator $pmb = new PhpMyBorder(); Now you are ready to output borders. Use the function border_start to begin the border echo $pmb->border_start(); // using the defaults echo "Your content here...""; echo $pmb->border_end(); border_start have these attributes to help you customize your border. border_start( $width = false, // pixel e.g. "250px" $color = false, // hex e.g "DDEEFF" $cornersize = false, // 5-50 $borderthickness = false, // 1-3 $style = false // 1 or 2 (1=filled, 2=outline) ) always remember to close your border by calling border_end() Example: test.php <html> <head> <title>PhpMyBorder Demo</title> </head> <body> <?php require_once('phpMyBorder/phpMyBorder1.class.php'); $pmb = new PhpMyBorder(); echo $pmb->border_start(); echo "Test1 - Default border"; echo $pmb->border_end(); echo "<br>"; echo $pmb->border_start("300px","FF0000",20); echo "Test2 - width: 300px, fillcolor: FF0000 (red), cornersize : 20px (radius);"; echo $pmb->border_end(); echo "<br>"; echo $pmb->border_start("250px","FF5500",7,2,2); echo "Test2 - width: 250px, fillcolor: FF5500 (orange), cornersize : 7px (radius), borderthickness: 2px, style : 2 (outlined);"; echo $pmb->border_end(); ?> </body> </html> */ class PhpMyBorder{ //part of the border to painted var $paint; //properies of the border var $property; //gif which is rendered, a part of the border. var $image; //width of the complete border var $width; // constructor of the class function PhpMyBorder(){ $this->checkFunctions(); $this->checkCacheDir(); //creates a dummy picutre $this->image = imagecreatetruecolor(1, 1); //set defaults $this->setStyle (1); // 1 = FILLED, 2 = OUTLINE $this->setColor ('DDEEFF'); // fill and outlined border color $this->setCornerSize (5); // integer 5-50 $this->setBorderThickness (2); // integer 1-3 } function checkFunctions(){ $functions = array( "imagegif", "sscanf", "imagecopymerge", "imagerotate", "imagecreatetruecolor", "ob_start", "imagefill" ); for($i=0;$i<count($functions);$i++){ $func = $functions[$i]; if(!function_exists($func)) { $msg = " PHP function <B>$func</B> is missing.<BR> <BR> <i> This function is requiered by phpMyBorder. This version of PHP does not support phpMyBorder.<BR> Try uppgrading you PHP installation. </i> "; $this->fatal_error($msg,1); } } } //sets the border color function setColor($color){ $this->setProp('color', $color."000000"); } //gets the color (HTML hex format) function getColor(){ return substr($this->getProp('color'),0,6); } function getColorAllocate(){ sscanf($this->getColor(), "%2x%2x%2x", $red, $green, $blue); return imagecolorallocate($this->image, $red, $green, $blue ); } //gets the color which to be transparent function getTransparentAllocate(){ sscanf("FF0000", "%2x%2x%2x", $red, $green, $blue); $transparent = imagecolorallocate($this->image, $red, $green, $blue ); if($this->getColorAllocate() == $transparent){ sscanf("0000FF", "%2x%2x%2x", $red, $green, $blue); $transparent =imagecolorallocate($this->image, $red, $green, $blue ); } return $transparent; } function checkCacheDir(){ $dir_script = dirname(__FILE__); $dir_cache = $this -> getPathCache(); $dir_abs = $dir_script."/".$this -> getPathCache(); if(is_writable($dir_abs)) return true; clearstatcache(); if(!is_writeable($dir_script)){ $error = " Directory <B>$dir_script</b> is not writable. <BR> <BR> <i> The directory which you have put the phpMyBorder script is not writable.<BR> Make sure that PHP has write permission to this path to be able to cache borders (gifs images)<BR> Use chmod to solve the problem ( Unix and Linux ). </i> "; $this->fatal_error($error, 2); } if(is_dir($dir_abs) && !is_writeable($dir_abs) ) { $error = " Directory <B>$dir_abs</b> is not writable. <BR> <BR> <i> The cachedir is not writable.<BR> Make sure that PHP has write permission to this path to be able to cache borders (gifs images)<BR> Use chmod to solve the problem ( Unix and Linux ). </i> "; $this->fatal_error($error, 2); } if(!@mkdir($dir_abs)){ $error = " Failed to create directory <B>$dir_abs</b>. <BR> <BR> <i> This directory is needed to cache borders (gifs images)<BR> </i> "; $this->fatal_error($error,3); } clearstatcache(); if(!is_writeable($dir_abs)){ $error = " Cache directory does not exist : <B>$dir_abs</b>. <BR> <BR> <i> This directory is needed to cache borders (gifs images)<BR> </i> "; $this->fatal_error($error , 4); } return true; } function fatal_error($error,$nr = false){ $msg = " <HTML> <BODY style=\"font-family: Microsoft Sans Serif,helvetica, arial; font-size:14; \"> <H1 style=\"color:#FF0000; font-size:15px;margin:0px;\">PhpMyBorder failure :</H1><BR> <BR> ErrorMessage [ $nr ] : <BR> <BR> $error <BR> <BR> - phpMyBorder </BODY> </HTML> "; die($msg); } //gets scriptpath function getPathScript(){ $path = str_replace("\\","/",PATH_PHPMYBORDER); $path = substr($path,-1 )!= "/" ? $path."/" : $path; return $path; } function getPathCache(){ return "cache"; } function getAbsolutePathCache(){ $path = dirname(__FILE__)."/".$this->getPathCache(); $path = str_replace("\\","/",$path); $path = str_replace("//","/",$path); return $path; } //checks if a part (gif) is cached function isCached(){ $path = $this->getAbsolutePathCache()."/".$this->getFileName(); return is_file($path); } //sets which part of the table to be paintet 1-9 (1 is upper left, 9 is bottom right) function paint($paint){ $this->paint = $paint; } //setting style, (outlined or filled) function setStyle($style = 1){ $this->setProp('style',$style); } //return choosen style function getStyle(){ return $this->getProp('style'); } function setBorderWidth($width){ $this->width = $width; } function getBorderWidth(){ return $this->width; } //sets the corersize (pixel) function setCornerSize($size){ $size = $size<5 ? 5 : $size; $size = $size>50 ? 50 : $size; $this->setProp('cornersize',$size); } //gets the cornersize function getCornerSize(){ return $this->getProp('cornersize'); } //sets the boderthickness function setBorderThickness($thick) { $thick = $thick<1 ? 1 : $thick; $thick = $thick>3 ? 3 : $thick; $this->setProp('thick',$thick); } // gets the borderthickness function getThick(){ return $this->getProp('thick'); } // checks if the current part is a tablecorner or an edge function isCorner(){ return $this->paint % 2 == 1; } //store a property about the gif function setProp($prop,$value){ return $this->property[$prop] = $value; } //returns a property function getProp($prop){ return $this->property[$prop]; } // flips a image function ImageFlip($type){ $imgsrc = $this->image; $width = imagesx($imgsrc); $height = imagesy($imgsrc); $imgdest = imagecreatetruecolor($width, $height); ImageAlphaBlending($imgdest, false); switch( $type ) { case 1: for( $y=0 ; $y<$height ; $y++ ) imagecopymerge($imgdest, $imgsrc, 0, $height-$y-1, 0, $y, $width, 1,100); break; case 2: for( $x=0 ; $x<$width ; $x++ ) imagecopymerge($imgdest, $imgsrc, $width-$x-1, 0, $x, 0, 1, $height,100); break; case 3: for( $x=0 ; $x<$width ; $x++ ) imagecopymerge($imgdest, $imgsrc, $width-$x-1, 0, $x, 0, 1, $height,100); $rowBuffer = imagecreatetruecolor($width, 1); for( $y=0 ; $y<($height/2) ; $y++ ) { imagecopymerge($rowBuffer, $imgdest , 0, 0, 0, $height-$y-1, $width, 1,100); imagecopymerge($imgdest , $imgdest , 0, $height-$y-1, 0, $y, $width, 1,100); imagecopymerge($imgdest , $rowBuffer, 0, $y, 0, 0, $width, 1,100); } imagedestroy( $rowBuffer ); break; } $this->image = $imgdest; } // caches the image function save(){ imagegif($this->image, $this->getAbsolutePathCache()."/".$this->getFilename()); } //render the actual gif with assigned setting function render(){ $line = $this->getThick(); //creates the real imagesize $this->image = imagecreatetruecolor($this->getCornerSize(), $this->getCornerSize()); //fill the complete image with a transparent color imagefill($this->image, 0, 0, $this->getTransparentAllocate()); //paints if($this->isCorner()){ imagefilledellipse($this->image, $this->getCornerSize(), $this->getCornerSize(), $this->getCornerSize()*2, $this->getCornerSize()*2, $this->getColorAllocate()); if($this->getStyle() == 2){ //paints another ellipse with transparent-color to make it look like outlined imagefilledellipse($this->image, $this->getCornerSize(), $this->getCornerSize(), ($this->getCornerSize()-$line)*2, ($this->getCornerSize()-$line)*2, $this->getTransparentAllocate()); } }else{ imagefilledrectangle( $this->image, 0, 0, $this->getCornerSize() ,$this->getCornerSize(), $this->getColorAllocate() ); if($this->getStyle() == 2){ imagefilledrectangle( $this->image, 0, $line, $this->getCornerSize() ,$this->getCornerSize(), $this->getTransparentAllocate() ); } } //rotates or flips the image to fit part switch($this->paint){ CASE 6 : $this->rotate(90) ; break; CASE 4 : $this->rotate(270) ; break; CASE 8 : $this->rotate(180) ; break; CASE 3 : $this->imageFlip(2) ; break; CASE 7 : $this->imageFlip(1) ; break; CASE 9 : $this->imageFlip(3) ; break; } imagecolortransparent($this->image, $this->getTransparentAllocate()); ImageTrueColorToPalette( $this->image, TRUE, 256 ); } //rotate the gif function rotate($degree){ $this->image = imagerotate($this->image,360-$degree,0); } //get filename based on properties function getFilename(){ return implode("_", $this->property)."_".$this->paint.".gif"; } //generate the url to be set as (tablecell) background function getUrl($paint){ $this->paint($paint); if(!$this->isCached()){ $this->render(); $this->save(); } return PATH_PHPMYBORDER.$this->getPathCache()."/".$this->getFilename(); } //starts printing the border function border_start($width = false,$color = false, $cornersize = false, $borderthickness = false,$style = false){ if($color) $this->setColor ($color); if($cornersize) $this->setCornerSize ($cornersize); if($borderthickness) $this->setBorderThickness ($borderthickness); if($style) $this->setStyle ($style); $style = ""; if($width) $style.="width : $width ;"; if($style != "") $style = "style=\"$style\""; ?> <TABLE cellSpacing=0 cellPadding=0 <?=$style?> > <TR> <TD style="width:<?=$this->getCornerSize()?>px; height:<?=$this->getCornerSize()?>px; background : url(<?=$this->getUrl(1)?>);"></TD> <TD style="background-image:url(<?=$this->getUrl(2)?>); background-repeat:repeat-x;"></TD> <TD style="width:<?=$this->getCornerSize()?>px; height:<?=$this->getCornerSize()?>px; background-image: url(<?=$this->getUrl(3)?>);"></TD> </TR> <TR> <TD style="background-image:url(<?=$this->getUrl(4)?>); background-repeat:repeat-y ;"></TD> <TD style="background: <?= $this->getStyle() == 1 ? "#".$this->getColor() : "transparent";?>;"> <? } //end the border... function border_end(){ ?> </TD> <TD style="background-image:url(<?=$this->getUrl(6)?>); background-repeat:repeat-y;"></TD> </TR> <TR> <TD style="width:<?=$this->getCornerSize()?>px; height:<?=$this->getCornerSize()?>px; background-image: url(<?=$this->getUrl(7)?>);"></TD> <TD style="background-image:url(<?=$this->getUrl(8)?>); background-repeat:repeat-x;"></TD> <TD style="width:<?=$this->getCornerSize()?>px; height:<?=$this->getCornerSize()?>px; background-image: url(<?=$this->getUrl(9)?>);"></TD> </TR> </TABLE> <? } } $phpMyBorder = new PhpMyBorder(); ?>