CairoContext::deviceToUser

cairo_device_to_user

(PECL cairo >= 0.1.0)

CairoContext::deviceToUser -- cairo_device_to_userTransform a coordinate

Beschreibung

Objektorientierter Stil (method):

public CairoContext::deviceToUser ( float $x , float $y ) : array

Prozeduraler Stil:

cairo_device_to_user ( CairoContext $context , float $x , float $y ) : array

Transform a coordinate from device space to user space by multiplying the given point by the inverse of the current transformation matrix (CTM).

Parameter-Liste

context

A valid CairoContext object created with CairoContext::__construct() or cairo_create()

x

x value of the coordinate

y

y value of the coordinate

Rückgabewerte

An array containing the x and y coordinates in the user-space

Siehe auch