EZ-Components

2026-07-24 10:22:18 +00:00 · 2009-02-17 15:27:43 +00:00
parent 359c3c55c9
commit 0a8e90a8b3
572 changed files with 64490 additions and 0 deletions
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+<?php
+/**
+ * File containing the abstract ezcGraphPalette class
+ *
+ * @package Graph
+ * @version 1.3
+ * @copyright Copyright (C) 2005-2008 eZ systems as. All rights reserved.
+ * @license http://ez.no/licenses/new_bsd New BSD License
+ */
+/**
+ * Abstract class to contain pallet definitions
+ * 
+ * @version 1.3
+ * @package Graph
+ * @mainclass
+ */
+abstract class ezcGraphPalette
+{
+    /**
+     * Indicates which color should be used for the next dataset
+     * 
+     * @var integer
+     */
+    protected $colorIndex = -1;
+
+    /**
+     * Indicates which symbol should be used for the nect dataset
+     * 
+     * @var integer
+     */
+    protected $symbolIndex = -1;
+
+    /**
+     * Axiscolor 
+     * 
+     * @var ezcGraphColor
+     */
+    protected $axisColor;
+
+    /**
+     * Color of grid lines
+     * 
+     * @var ezcGraphColor
+     */
+    protected $majorGridColor;
+
+    /**
+     * Color of minor grid lines
+     * 
+     * @var ezcGraphColor
+     */
+    protected $minorGridColor;
+
+    /**
+     * Array with colors for datasets
+     * 
+     * @var array
+     */
+    protected $dataSetColor;
+
+    /**
+     * Array with symbols for datasets 
+     * 
+     * @var array
+     */
+    protected $dataSetSymbol;
+
+    /**
+     * Name of font to use
+     * 
+     * @var string
+     */
+    protected $fontName;
+
+    /**
+     * Fontcolor 
+     * 
+     * @var ezcGraphColor
+     */
+    protected $fontColor;
+
+    /**
+     * Backgroundcolor 
+     * 
+     * @var ezcGraphColor
+     */
+    protected $chartBackground;
+
+    /**
+     * Bordercolor the chart
+     * 
+     * @var ezcGraphColor
+     */
+    protected $chartBorderColor;
+
+    /**
+     * Borderwidth for the chart
+     * 
+     * @var integer
+     * @access protected
+     */
+    protected $chartBorderWidth = 0;
+
+    /**
+     * Backgroundcolor for elements
+     * 
+     * @var ezcGraphColor
+     */
+    protected $elementBackground;
+
+    /**
+     * Bordercolor for elements
+     * 
+     * @var ezcGraphColor
+     */
+    protected $elementBorderColor;
+
+    /**
+     * Borderwidth for elements
+     * 
+     * @var integer
+     * @access protected
+     */
+    protected $elementBorderWidth = 0;
+
+    /**
+     * Padding in elements
+     * 
+     * @var integer
+     */
+    protected $padding = 1;
+
+    /**
+     * Margin of elements
+     * 
+     * @var integer
+     */
+    protected $margin = 0;
+
+    /**
+     * Ensure value to be a color
+     * 
+     * @param mixed $color Color to transform into a ezcGraphColor object
+     * @return ezcGraphColor
+     */
+    protected function checkColor( &$color )
+    {
+        if ( $color == null )
+        {
+            return ezcGraphColor::fromHex( '#000000FF' );
+        }
+        elseif ( !( $color instanceof ezcGraphColor ) )
+        {
+            $color = ezcGraphColor::create( $color );
+        }
+
+        return $color;
+    }
+
+    /**
+     * Manually reset the color counter to use the first color again
+     * 
+     * @access public
+     */
+    public function resetColorCounter()
+    {
+        $this->colorIndex = -1;
+        $this->symbolIndex = -1;
+    }
+
+    /**
+     * Returns the requested property
+     * 
+     * @param string $propertyName Name of property
+     * @return mixed
+     * @ignore
+     */
+    public function __get( $propertyName )
+    {
+        switch ( $propertyName )
+        {
+            case 'axisColor':
+            case 'majorGridColor':
+            case 'minorGridColor':
+            case 'fontColor':
+            case 'chartBackground':
+            case 'chartBorderColor':
+            case 'elementBackground':
+            case 'elementBorderColor':
+                return ( $this->$propertyName = $this->checkColor( $this->$propertyName ) );
+            
+            case 'dataSetColor':
+                $this->colorIndex = ( ( $this->colorIndex + 1 ) % count( $this->dataSetColor ) );
+                return $this->checkColor( $this->dataSetColor[ $this->colorIndex ] );
+            case 'dataSetSymbol':
+                $this->symbolIndex = ( ( $this->symbolIndex + 1 ) % count( $this->dataSetSymbol ) );
+                return $this->dataSetSymbol[ $this->symbolIndex ];
+
+            case 'fontName':
+            case 'chartBorderWidth':
+            case 'elementBorderWidth':
+            case 'padding':
+            case 'margin':
+                return $this->$propertyName;
+
+            default:
+                throw new ezcBasePropertyNotFoundException( $propertyName );
+        }
+    }
+
+    /**
+     * __set 
+     * 
+     * @param mixed $propertyName Property name
+     * @param mixed $propertyValue Property value
+     * @access public
+     * @ignore
+     */
+    public function __set( $propertyName, $propertyValue )
+    {
+        switch ( $propertyName )
+        {
+            case 'axisColor':
+            case 'majorGridColor':
+            case 'minorGridColor':
+            case 'fontColor':
+            case 'chartBackground':
+            case 'chartBorderColor':
+            case 'elementBackground':
+            case 'elementBorderColor':
+                $this->$propertyName = ezcGraphColor::create( $propertyValue );
+                break;
+
+            case 'dataSetColor':
+                if ( !is_array( $propertyValue ) )
+                {
+                    throw new ezcBaseValueException( $propertyName, $propertyValue, 'array( ezcGraphColor )' );
+                }
+
+                $this->dataSetColor = array();
+                foreach ( $propertyValue as $value )
+                {
+                    $this->dataSetColor[] = ezcGraphColor::create( $value );
+                }
+                $this->colorIndex = -1;
+                break;
+            case 'dataSetSymbol':
+                if ( !is_array( $propertyValue ) )
+                {
+                    throw new ezcBaseValueException( $propertyName, $propertyValue, 'array( (int) ezcGraph::SYMBOL_TYPE )' );
+                }
+
+                $this->dataSetSymbol = array();
+                foreach ( $propertyValue as $value )
+                {
+                    $this->dataSetSymbol[] = (int) $value;
+                }
+                $this->symbolIndex = -1;
+                break;
+
+            case 'fontName':
+                $this->$propertyName = (string) $propertyValue;
+                break;
+
+            case 'chartBorderWidth':
+            case 'elementBorderWidth':
+            case 'padding':
+            case 'margin':
+                if ( !is_numeric( $propertyValue ) ||
+                     ( $propertyValue < 0 ) )
+                {
+                    throw new ezcBaseValueException( $propertyName, $propertyValue, 'int >= 0' );
+                }
+
+                $this->$propertyName = (int) $propertyValue;
+                break;
+        
+            default:
+                throw new ezcBasePropertyNotFoundException( $propertyName );
+        }
+    }
+}
+
+?>