CairoContext: : clipRectangleList
cairo_clip_rectangle_list
(PECL cairo >= 0.1.0)
CairoContext::clipRectangleList -- cairo_clip_rectangle_list — Retrieves the current clip as a list of rectangles
Description
Object oriented style (method):
Procedural style:
Returns a list-type array with the current clip region as a list of rectangles in user coordinates
Parameters
-
context
-
A valid CairoContext object created with CairoContext::__construct() or cairo_create()
Return Values
An array of user-space represented rectangles for the current clip
(The status in the list may be CAIRO_STATUS_CLIP_NOT_REPRESENTABLE to indicate that the clip region cannot be represented as a list of user-space rectangles. The status may have other values to indicate other errors.)
Examples
Example #1 Object oriented style
<?php
$surface = new CairoImageSurface(CairoFormat::ARGB32, 50, 50);
$context = new CairoContext($surface);
var_dump($context->clipRectangleList());
?>
The above example will output something similar to:
array(1) { [0]=> array(4) { ["x"]=> float(0) ["y"]=> float(0) ["width"]=> float(50) ["height"]=> float(50) } }
Example #2 Procedural style
<?php
$surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 50, 50);
$context = cairo_create($surface);
var_dump(cairo_clip_rectangle_list($context));
?>
The above example will output something similar to:
array(1) { [0]=> array(4) { ["x"]=> float(0) ["y"]=> float(0) ["width"]=> float(50) ["height"]=> float(50) } }
English translation
You have asked to visit this site in English. For now, only the interface is translated, but not all the content yet.If you want to help me in translations, your contribution is welcome. All you need to do is register on the site, and send me a message asking me to add you to the group of translators, which will give you the opportunity to translate the pages you want. A link at the bottom of each translated page indicates that you are the translator, and has a link to your profile.
Thank you in advance.
Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-cairocontext.cliprectanglelist.html
The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.
References
These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.