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<?php
/**************************************************************************
* INTERFACE interfaceImage (filename: class.image.interface.php)
*
* This is the interface definition and documentation for
* the class clsImage.
*/
interface interfaceImage {
/**
* Load an imagefile into memory.
* @constant GLOBAL string IMAGEBASEPATH
* @param string $sFileName - the filename of the imagefile
*/
public function loadfile($sFileName);
/**
* Store the memoryimage to file.
* @constant GLOBAL string IMAGEBASEPATH
* @param string $sFileName [default: clsImage->filename] - the new filename of the memoryimage
*/
public function savefile($sFileName = NULL);
/**
* Send the memoryimage to the client browser with mimetype header.
* The script terminates after sending the preview to the client, a
* new header will be send.
*/
public function preview();
/**
* Echo the imagefile as a html imagetag to the client browser. The imagefile is used not
* the memoryimage, store the memoryimage to file first.
* @constant GLOBAL string IMAGEBASEURL
* @param string $sAltText [default: no alt text] - the alt text for the html imagetag
* @param string $sClassName [default: no class] - the css classname for the html imagetag
*/
public function showhtml($sAltText = NULL, $sClassName = NULL);
/**
* Resize the memoryimage to a given width and height, do not keep the aspect ratio.
* @param integer $iNewWidth - the new width of the memoryimage in pixels
* @param integer $iNewHeight - the new height of the memoryimage in pixels
*/
public function resize($iNewWidth, $iNewHeight);
/**
* Convert the memoryimage, change the imagetype and mimetype. Also the
* filename will be changed to the corresponding filetype extension.
* @param string $sTargetType [options: jpg | gif | png ] - the new imagetype
*/
public function convert($sTargetType);
/**
* Resize the memoryimage to a given width, keep the aspect ratio. The height
* of the memoryimage will be changed according to the aspect ratio.
* @param integer $iNewWidth - the new width of the memoryimage in pixels
*/
public function resizetowidth($iNewWidth);
/**
* Resize the memoryimage to a given height, keep the aspect ratio. The width
* of the memoryimage will be changed according to the aspect ratio.
* @param integer $iNewHeight - the new height of the memoryimage in pixels
*/
public function resizetoheight($iNewHeight);
/**
* Resize the memoryimage to a given percentage, keep the aspect ratio. The width
* of the memoryimage will be changed according to the aspect ratio.
* @param integer $iPercentage - the resize percentage
*/
public function resizetopercentage($iPercentage);
/**
* Resize and crop the memoryimage to a given height and width, keep the aspect ratio.
* Before cropping a resize will be executed, after the resize the crop is executed.
* @param integer $iNewWidth - the new width of the memoryimage in pixels
* @param integer $iNewHeight - the new height of the memoryimage in pixels
* @param integer $iResize [default: 0]- the resize value in percentage (%)
*/
public function crop($iNewWidth, $iNewHeight, $iResize = 0);
/**
* Write text on the memoryimage, use several parameters to define the text-layout.
* @constant GLOBAL string IMAGEFONTDIR
* @param string $sText - the text
* @param integer $iFontSize - the text fontsize in pixels
* @param string $sTextColor [default: 0,0,0] [range: 0..255,0..255,0..255] - the text color in comma seperated RGB values
* @param string $sFontname [default: arial] - the truetype font filename
* @param integer $iXPos [default: 5] [range: 0..clsImage->width] - the text start X-pixel-position
* @param integer $iYPos [default: 15] [range: 0..clsImage->height] - the text start Y-pixel-position
* @param integer $iTextAngle [default: 0] [range: 0..360] - the text rotation-angle
*/
public function writetext($sText, $iFontSize = 10, $sTextColor = '0,0,0', $sFontname = 'arial', $iXPos = 5, $iYPos = 15, $iTextAngle = 0);
}
?> |
