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<?php
/**
* TStyle class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.xisc.com/
* @copyright Copyright © 2004-2005, Qiang Xue
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version $Revision: $ $Date: $
* @package System.Web.UI.WebControls
*/
/**
* TStyle class
*
* TStyle encapsulates the CSS style applied to a control.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @version $Revision: $ $Date: $
* @package System.Web.UI.WebControls
* @since 3.0
*/
class TStyle extends TComponent
{
/**
* @var array The enumerable type for border styles
*/
public static $ENUM_BORDER_STYLE=array('NotSet','None','Dashed','Dotted','Solid','Double','Groove','Ridge','Inset','Outset');
/**
* Various CSS fields
*/
const FLD_BACKCOLOR=0;
const FLD_BORDERCOLOR=1;
const FLD_BORDERWIDTH=2;
const FLD_BORDERSTYLE=3;
const FLD_FONT=4;
const FLD_FORECOLOR=5;
const FLD_HEIGHT=6;
const FLD_WIDTH=7;
const FLD_CSSCLASS=8;
const FLD_STYLE=9;
/**
* @var array storage of CSS fields
*/
private $_data=array();
/**
* @return string the background color of the control
*/
public function getBackColor()
{
return isset($this->_data[self::FLD_BACKCOLOR])?$this->_data[self::FLD_BACKCOLOR]:'';
}
/**
* @param string the background color of the control
*/
public function setBackColor($value)
{
if($value==='')
unset($this->_data[self::FLD_BACKCOLOR]);
else
$this->_data[self::FLD_BACKCOLOR]=$value;
}
/**
* @return string the border color of the control
*/
public function getBorderColor()
{
return isset($this->_data[self::FLD_BORDERCOLOR])?$this->_data[self::FLD_BORDERCOLOR]:'';
}
/**
* @param string the border color of the control
*/
public function setBorderColor($value)
{
if($value==='')
unset($this->_data[self::FLD_BORDERCOLOR]);
else
$this->_data[self::FLD_BORDERCOLOR]=$value;
}
/**
* @return string the border style of the control
*/
public function getBorderStyle()
{
return isset($this->_data[self::FLD_BORDERSTYLE])?$this->_data[self::FLD_BORDERSTYLE]:'';
}
/**
* Sets the border style of the control.
* Valid values include:
* 'NotSet','None','Dashed','Dotted','Solid','Double','Groove','Ridge','Inset','Outset'
* @param string the border style of the control
*/
public function setBorderStyle($value)
{
if($value==='')
unset($this->_data[self::FLD_BORDERSTYLE]);
else
$this->_data[self::FLD_BORDERSTYLE]=TPropertyValue::ensureEnum($value,self::$ENUM_BORDER_STYLE);
}
/**
* @return string the border width of the control
*/
public function getBorderWidth()
{
return isset($this->_data[self::FLD_BORDERWIDTH])?$this->_data[self::FLD_BORDERWIDTH]:'';
}
/**
* @param string the border width of the control
*/
public function setBorderWidth($value)
{
if($value==='')
unset($this->_data[self::FLD_BORDERWIDTH]);
else
$this->_data[self::FLD_BORDERWIDTH]=$value;
}
/**
* @return string the CSS class of the control
*/
public function getCssClass()
{
return isset($this->_data[self::FLD_CSSCLASS])?$this->_data[self::FLD_CSSCLASS]:'';
}
/**
* @param string the name of the CSS class of the control
*/
public function setCssClass($value)
{
if($value==='')
unset($this->_data[self::FLD_CSSCLASS]);
else
$this->_data[self::FLD_CSSCLASS]=$value;
}
/**
* @return TFont the font of the control
*/
public function getFont()
{
if(!isset($this->_data[self::FLD_FONT]))
$this->_data[self::FLD_FONT]=new TFont;
return $this->_data[self::FLD_FONT];
}
/**
* @return string the foreground color of the control
*/
public function getForeColor()
{
return isset($this->_data[self::FLD_FORECOLOR])?$this->_data[self::FLD_FORECOLOR]:'';
}
/**
* @param string the foreground color of the control
*/
public function setForeColor($value)
{
if($value==='')
unset($this->_data[self::FLD_FORECOLOR]);
else
$this->_data[self::FLD_FORECOLOR]=$value;
}
/**
* @return string the height of the control
*/
public function getHeight()
{
return isset($this->_data[self::FLD_HEIGHT])?$this->_data[self::FLD_HEIGHT]:'';
}
/**
* @param string the height of the control
*/
public function setHeight($value)
{
if($value==='')
unset($this->_data[self::FLD_HEIGHT]);
else
$this->_data[self::FLD_HEIGHT]=$value;
}
/**
* @return string the custom style of the control
*/
public function getStyle()
{
return isset($this->_data[self::FLD_STYLE])?$this->_data[self::FLD_STYLE]:'';
}
/**
* @param string the custom style of the control
*/
public function setStyle($value)
{
if($value==='')
unset($this->_data[self::FLD_STYLE]);
else
$this->_data[self::FLD_STYLE]=$value;
}
/**
* @return string the width of the control
*/
public function getWidth()
{
return isset($this->_data[self::FLD_WIDTH])?$this->_data[self::FLD_WIDTH]:'';
}
/**
* @param string the width of the control
*/
public function setWidth($value)
{
if($value==='')
unset($this->_data[self::FLD_WIDTH]);
else
$this->_data[self::FLD_WIDTH]=$value;
}
/**
* @param boolean if the style contains nothing
*/
public function getIsEmpty()
{
return empty($this->_data) || (isset($this->_data[self::FLD_FONT]) && $this->_data[self::FLD_FONT]->getIsEmpty());
}
/**
* Resets the style to the original empty state.
*/
public function reset()
{
$this->_data=array();
$this->flags=0;
}
/**
* Merges the current style with another one.
* If the two styles have the same style field, the new one
* will overwrite the current one.
* @param TStyle the new style
*/
public function mergeWith($style)
{
if($style===null)
return;
if(isset($style->_data[self::FLD_BACKCOLOR]))
$this->_data[self::FLD_BACKCOLOR]=$style->_data[self::FLD_BACKCOLOR];
if(isset($style->_data[self::FLD_BORDERCOLOR]))
$this->_data[self::FLD_BORDERCOLOR]=$style->_data[self::FLD_BORDERCOLOR];
if(isset($style->_data[self::FLD_BORDERWIDTH]))
$this->_data[self::FLD_BORDERWIDTH]=$style->_data[self::FLD_BORDERWIDTH];
if(isset($style->_data[self::FLD_BORDERSTYLE]))
$this->_data[self::FLD_BORDERSTYLE]=$style->_data[self::FLD_BORDERSTYLE];
if(isset($style->_data[self::FLD_FORECOLOR]))
$this->_data[self::FLD_FORECOLOR]=$style->_data[self::FLD_FORECOLOR];
if(isset($style->_data[self::FLD_HEIGHT]))
$this->_data[self::FLD_HEIGHT]=$style->_data[self::FLD_HEIGHT];
if(isset($style->_data[self::FLD_WIDTH]))
$this->_data[self::FLD_WIDTH]=$style->_data[self::FLD_WIDTH];
if(isset($style->_data[self::FLD_FONT]))
$this->getFont()->mergeWith($style->_data[self::FLD_FONT]);
if(isset($style->_data[self::FLD_CSSCLASS]))
$this->_data[self::FLD_CSSCLASS]=$style->_data[self::FLD_CSSCLASS];
}
/**
* Copies from a style.
* Existing style will be reset first.
* @param TStyle the new style
*/
public function copyFrom($style)
{
$this->reset();
$this->mergeWith($style);
}
/**
* Converts the style into a string representation suitable for rendering.
* @return string the string representation of the style
*/
public function toString()
{
if($this->getIsEmpty())
return '';
if(($str=$this->getStyle())!=='')
$str=rtrim($str).';';
if(isset($this->_data[self::FLD_BACKCOLOR]))
$str.='background-color:'.$this->_data[self::FLD_BACKCOLOR].';';
if(isset($this->_data[self::FLD_BORDERCOLOR]))
$str.='border-color:'.$this->_data[self::FLD_BORDERCOLOR].';';
if(isset($this->_data[self::FLD_BORDERWIDTH]))
$str.='border-width:'.$this->_data[self::FLD_BORDERWIDTH].';';
if(isset($this->_data[self::FLD_BORDERSTYLE]))
$str.='border-style:'.$this->_data[self::FLD_BORDERSTYLE].';';
if(isset($this->_data[self::FLD_FORECOLOR]))
$str.='color:'.$this->_data[self::FLD_FORECOLOR].';';
if(isset($this->_data[self::FLD_HEIGHT]))
$str.='height:'.$this->_data[self::FLD_HEIGHT].';';
if(isset($this->_data[self::FLD_WIDTH]))
$str.='width:'.$this->_data[self::FLD_WIDTH].';';
if(isset($this->_data[self::FLD_FONT]))
$str.=$this->_data[self::FLD_FONT]->toString();
return $str;
}
/**
* Adds attributes related to CSS styles to renderer.
* @param THtmlTextWriter the writer used for the rendering purpose
*/
public function addAttributesToRender($writer)
{
$str=$this->toString();
if($str!=='')
$writer->addAttribute('style',$str);
if(isset($this->_data[self::FLD_CSSCLASS]))
$writer->addAttribute('class',$this->_data[self::FLD_CSSCLASS]);
}
}
?>
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