PHP Class Mike42\Escpos\ImagickEscposImage

Inheritance: extends EscposImage

Show file Open project: mike42/escpos-php Class Usage Examples

Public Methods

Method	Description
loadPdf ( string $pdfFile, string $pageWidth = 550 ) : multitype:EscposImage	Load a PDF for use on the printer
readImageFromImagick ( Imagick $im )	Load actual image pixels from Imagick object

Protected Methods

Method	Description
getColumnFormatFromFile ( string $filename = null, boolean $highDensityVertical = true ) : string[] \| null
getRasterFormatFromFile ( string $filename = null ) : string \| null
loadImageData ( string $filename = null )	Load an image from disk, into memory, using Imagick.

Private Methods

Method	Description
alphaRemove ( Imagick $im ) : Imagick	Paste image over white canvas to stip transparency reliably on different versions of ImageMagick.
getColumnFormatFromImage ( Imagick $im, integer $lineHeight ) : string[]	Return data in column format as array of slices.
getImageFromFile ( string $filename ) : Imagick	Load Imagick file from image
getRasterBlobFromImage ( Imagick $im ) : string	Pull blob (from PBM-formatted image only!), and spit out a blob or raster data.

Method Details

getColumnFormatFromFile() protected method

protected getColumnFormatFromFile ( string $filename = null, boolean $highDensityVertical = true ) : string[] \| null
$filename	string	Filename to load from
$highDensityVertical	boolean	True for high density output (24px lines), false for regular density (8px)
return	string[] \| null	Column format data as array, or NULL if optimised renderer isn't available in this implementation.

getRasterFormatFromFile() protected method

protected getRasterFormatFromFile ( string $filename = null ) : string \| null
$filename	string	Filename to load from
return	string \| null	Raster format data, or NULL if no optimised renderer is available in this implementation.

loadImageData() protected method

Load an image from disk, into memory, using Imagick.

protected loadImageData ( string $filename = null )
$filename	string	The filename to load from

loadPdf() public static method

Load a PDF for use on the printer

public static loadPdf ( string $pdfFile, string $pageWidth = 550 ) : multitype:EscposImage
$pdfFile	string	The file to load
$pageWidth	string	The width, in pixels, of the printer's output. The first page of the PDF will be scaled to approximately fit in this area.
return	multitype:EscposImage

readImageFromImagick() public method

Load actual image pixels from Imagick object

public readImageFromImagick ( Imagick $im )
$im	Imagick	Image to load from