PrinterElement.php

   1 <?php
   2 /*=====================================================================*
   3 || ###################################################################
   4 || # Blue Static ISSO Framework
   5 || # Copyright ©2002-2007 Blue Static
   6 || #
   7 || # This program is free software; you can redistribute it and/or modify
   8 || # it under the terms of the GNU General Public License as published by
   9 || # the Free Software Foundation; version 2 of the License.
  10 || #
  11 || # This program is distributed in the hope that it will be useful, but
  12 || # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13 || # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  14 || # more details.
  15 || #
  16 || # You should have received a copy of the GNU General Public License along
  17 || # with this program; if not, write to the Free Software Foundation, Inc.,
  18 || # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  19 || ###################################################################
  20 \*=====================================================================*/
  21
  22 /**
  23 * Printer Element Abstract Class (PrinterElement.php)
  24 *
  25 * @package      ISSO
  26 */
  27
  28 /**
  29 * Printer Element
  30 *
  31 * This abstract class is used for all printer elements and describes
  32 * the basic functionality of an element.
  33 *
  34 * @author               Blue Static
  35 * @copyright    Copyright (c)2002 - 2007, Blue Static
  36 * @package              ISSO
  37 *
  38 */
  39 abstract class BSPrinterElement
  40 {
  41         /**
  42         * Style information
  43         * @var array
  44         */
  45         protected $style = array();
  46
  47         /**
  48         * The CSS class to use
  49         * @var string
  50         */
  51         protected $cssClass = ':swap:';
  52
  53         /**
  54         * Tells the element to paint itself (and any children)
  55         */
  56         public abstract function paint();
  57
  58         // ###################################################################
  59         /**
  60         * Sets the CSS class to use. Use ":swap:" to alternate
  61         *
  62         * @param        string  CSS class
  63         */
  64         public function setCssClass($class)
  65         {
  66                 $this->cssClass = $class;
  67         }
  68
  69         // ###################################################################
  70         /**
  71         * Sets the style information
  72         */
  73         public function setStyle(Array $attributes)
  74         {
  75                 $this->style = $attributes;
  76         }
  77
  78         // ###################################################################
  79         /**
  80         * Returns a string of CSS style attributes
  81         *
  82         * @return       string  CSS attributes
  83         */
  84         protected function _prepareStyle()
  85         {
  86                 if (empty($this->style) AND empty($this->cssClass))
  87                 {
  88                         return;
  89                 }
  90
  91                 if ($this->cssClass == ':swap:')
  92                 {
  93                         BSFunctions::SwapCssClasses();
  94                         $class = BSFunctions::$cssClass;
  95                 }
  96                 else
  97                 {
  98                         $class = $this->cssClass;
  99                 }
 100
 101                 $attrs = array();
 102
 103                 foreach ($this->style AS $prop => $value)
 104                 {
 105                         $attrs[] = $prop . ': ' . $value;
 106                 }
 107
 108                 $style = implode('; ', $attrs);
 109
 110                 $string = '';
 111                 if ($class)
 112                 {
 113                         $string .= ' class="' . $class . '"';
 114                 }
 115                 if ($style)
 116                 {
 117                         $string .= ' style="' . $style . '"';
 118                 }
 119
 120                 return $string;
 121         }
 122 }
 123
 124 ?>