CSS Sizing

Value objects and enums to manipulate CSS lengths and ensure valid values in your PHP code.

Important

This is a sub-split, for development, pull requests and issues, visit: https://github.com/row-bloom/row-bloom

This package adheres to the CSS Values and Units Module Level 3 Candidate Recommendation, particularly focusing on length values. It also encompasses related elements like standard paper sizes and facets of the box model, providing cohesive support for length applications.

Notably, it proves particularly beneficial for tasks involving PDF generation from HTML.

Installation

composer require row-bloom/css-length

Requirements

• PHP 8.1

Usage

LengthUnit enum

• An enum of absolute and relative length units.
• Absolute units are px, pc, pt, mm, cm, in.
• Relative units (todo).
• Provides absolute units equivalence using absoluteUnitsEquivalence static method.

Length object

• Create value object by parsing a dimension string or providing a pair of value and unit.

BoxArea object

• Value object for representing Padding areas, Margin areas, and border areas.
• Create and object by providing a valid CSS value string.
• Access value of each of the for sides (top, right, bottom, left).

BoxSize object

Encompasses a pair of width and height.

PaperFormat enum

• ISO 216:2007 A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, B0, B1, B2, B3, B4, B5, B6, B7, B8, B9, B10.
• ISO 269:1985 C0, C1, C2, C3, C4, C5, C6, C7, C8, C9, C10.
• ASME Y14.1-2020 US Paper Sizes LETTER, LEGAL, LEDGER, TABLOID.

Precede any official paper format name with an underscore to get the enum case.