409 lines
7.5 KiB
PHP
409 lines
7.5 KiB
PHP
<?php
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/**
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* Trait QROptionsTrait
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*
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* @filesource QROptionsTrait.php
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* @created 10.03.2018
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* @package chillerlan\QRCode
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* @author smiley <smiley@chillerlan.net>
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* @copyright 2018 smiley
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* @license MIT
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*/
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namespace chillerlan\QRCode;
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use function array_values, count, in_array, is_array, is_numeric, max, min, sprintf, strtolower;
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trait QROptionsTrait{
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/**
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* QR Code version number
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*
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* [1 ... 40] or QRCode::VERSION_AUTO
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*
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* @var int
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*/
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protected $version = QRCode::VERSION_AUTO;
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/**
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* Minimum QR version (if $version = QRCode::VERSION_AUTO)
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*
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* @var int
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*/
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protected $versionMin = 1;
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/**
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* Maximum QR version
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*
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* @var int
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*/
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protected $versionMax = 40;
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/**
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* Error correct level
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*
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* QRCode::ECC_X where X is
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* L => 7%
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* M => 15%
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* Q => 25%
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* H => 30%
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*
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* @var int
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*/
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protected $eccLevel = QRCode::ECC_L;
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/**
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* Mask Pattern to use
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*
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* [0...7] or QRCode::MASK_PATTERN_AUTO
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*
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* @var int
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*/
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protected $maskPattern = QRCode::MASK_PATTERN_AUTO;
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/**
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* Add a "quiet zone" (margin) according to the QR code spec
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*
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* @var bool
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*/
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protected $addQuietzone = true;
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/**
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* Size of the quiet zone
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*
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* internally clamped to [0 ... $moduleCount / 2], defaults to 4 modules
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*
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* @var int
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*/
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protected $quietzoneSize = 4;
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/**
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* Use this to circumvent the data mode detection and force the usage of the given mode.
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* valid modes are: Number, AlphaNum, Kanji, Byte
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*
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* @see https://github.com/chillerlan/php-qrcode/issues/39
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*
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* @var string|null
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*/
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protected $dataMode = null;
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/**
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* QRCode::OUTPUT_MARKUP_XXXX where XXXX = HTML, SVG
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* QRCode::OUTPUT_IMAGE_XXX where XXX = PNG, GIF, JPG
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* QRCode::OUTPUT_STRING_XXXX where XXXX = TEXT, JSON
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* QRCode::OUTPUT_CUSTOM
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*
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* @var string
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*/
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protected $outputType = QRCode::OUTPUT_IMAGE_PNG;
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/**
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* the FQCN of the custom QROutputInterface if $outputType is set to QRCode::OUTPUT_CUSTOM
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*
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* @var string|null
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*/
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protected $outputInterface = null;
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/**
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* /path/to/cache.file
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*
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* @var string|null
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*/
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protected $cachefile = null;
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/**
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* newline string [HTML, SVG, TEXT]
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*
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* @var string
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*/
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protected $eol = PHP_EOL;
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/**
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* size of a QR code pixel [SVG, IMAGE_*]
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* HTML -> via CSS
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*
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* @var int
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*/
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protected $scale = 5;
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/**
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* a common css class
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*
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* @var string
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*/
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protected $cssClass = '';
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/**
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* SVG opacity
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*
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* @var float
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*/
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protected $svgOpacity = 1.0;
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/**
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* anything between <defs>
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*
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* @see https://developer.mozilla.org/docs/Web/SVG/Element/defs
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*
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* @var string
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*/
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protected $svgDefs = '<style>rect{shape-rendering:crispEdges}</style>';
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/**
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* SVG viewBox size. a single integer number which defines width/height of the viewBox attribute.
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*
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* viewBox="0 0 x x"
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*
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* @see https://css-tricks.com/scale-svg/#article-header-id-3
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*
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* @var int|null
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*/
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protected $svgViewBoxSize = null;
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/**
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* string substitute for dark
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*
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* @var string
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*/
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protected $textDark = '🔴';
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/**
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* string substitute for light
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*
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* @var string
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*/
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protected $textLight = '⭕';
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/**
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* markup substitute for dark (CSS value)
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*
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* @var string
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*/
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protected $markupDark = '#000';
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/**
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* markup substitute for light (CSS value)
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*
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* @var string
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*/
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protected $markupLight = '#fff';
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/**
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* Return the image resource instead of a render if applicable.
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* This option overrides other output options, such as $cachefile and $imageBase64.
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*
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* Supported by the following modules:
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*
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* - QRImage: resource
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* - QRImagick: Imagick
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* - QRFpdf: FPDF
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*
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* @see \chillerlan\QRCode\Output\QROutputInterface::dump()
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*
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* @var bool
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*/
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protected $returnResource = false;
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/**
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* toggle base64 or raw image data
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*
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* @var bool
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*/
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protected $imageBase64 = true;
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/**
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* toggle transparency, not supported by jpg
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*
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* @var bool
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*/
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protected $imageTransparent = true;
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/**
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* @see imagecolortransparent()
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*
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* @var array [R, G, B]
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*/
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protected $imageTransparencyBG = [255, 255, 255];
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/**
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* @see imagepng()
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*
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* @var int
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*/
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protected $pngCompression = -1;
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/**
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* @see imagejpeg()
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*
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* @var int
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*/
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protected $jpegQuality = 85;
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/**
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* Imagick output format
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*
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* @see Imagick::setType()
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*
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* @var string
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*/
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protected $imagickFormat = 'png';
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/**
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* Imagick background color (defaults to "transparent")
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*
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* @see \ImagickPixel::__construct()
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*
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* @var string|null
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*/
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protected $imagickBG = null;
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/**
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* Measurement unit for FPDF output: pt, mm, cm, in (defaults to "pt")
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*
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* @see \FPDF::__construct()
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*/
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protected $fpdfMeasureUnit = 'pt';
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/**
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* Module values map
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*
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* HTML, IMAGICK: #ABCDEF, cssname, rgb(), rgba()...
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* IMAGE: [63, 127, 255] // R, G, B
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*
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* @var array|null
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*/
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protected $moduleValues = null;
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/**
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* clamp min/max version number
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*
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* @param int $versionMin
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* @param int $versionMax
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*
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* @return void
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*/
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protected function setMinMaxVersion(int $versionMin, int $versionMax):void{
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$min = max(1, min(40, $versionMin));
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$max = max(1, min(40, $versionMax));
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$this->versionMin = min($min, $max);
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$this->versionMax = max($min, $max);
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}
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/**
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* sets the minimum version number
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*
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* @param int $version
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*
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* @return void
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*/
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protected function set_versionMin(int $version):void{
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$this->setMinMaxVersion($version, $this->versionMax);
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}
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/**
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* sets the maximum version number
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*
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* @param int $version
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*
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* @return void
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*/
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protected function set_versionMax(int $version):void{
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$this->setMinMaxVersion($this->versionMin, $version);
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}
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/**
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* sets the error correction level
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*
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* @param int $eccLevel
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*
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* @return void
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function set_eccLevel(int $eccLevel):void{
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if(!isset(QRCode::ECC_MODES[$eccLevel])){
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throw new QRCodeException(sprintf('Invalid error correct level: %s', $eccLevel));
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}
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$this->eccLevel = $eccLevel;
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}
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/**
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* sets/clamps the mask pattern
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*
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* @param int $maskPattern
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*
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* @return void
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*/
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protected function set_maskPattern(int $maskPattern):void{
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if($maskPattern !== QRCode::MASK_PATTERN_AUTO){
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$this->maskPattern = max(0, min(7, $maskPattern));
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}
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}
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/**
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* sets the transparency background color
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*
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* @param mixed $imageTransparencyBG
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*
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* @return void
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function set_imageTransparencyBG($imageTransparencyBG):void{
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// invalid value - set to white as default
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if(!is_array($imageTransparencyBG) || count($imageTransparencyBG) < 3){
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$this->imageTransparencyBG = [255, 255, 255];
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return;
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}
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foreach($imageTransparencyBG as $k => $v){
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if(!is_numeric($v)){
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throw new QRCodeException('Invalid RGB value.');
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}
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// clamp the values
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$this->imageTransparencyBG[$k] = max(0, min(255, (int)$v));
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}
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// use the array values to not run into errors with the spread operator (...$arr)
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$this->imageTransparencyBG = array_values($this->imageTransparencyBG);
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}
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/**
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* sets/clamps the version number
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*
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* @param int $version
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*
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* @return void
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*/
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protected function set_version(int $version):void{
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if($version !== QRCode::VERSION_AUTO){
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$this->version = max(1, min(40, $version));
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}
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}
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/**
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* sets the FPDF measurement unit
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*
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* @codeCoverageIgnore
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*/
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protected function set_fpdfMeasureUnit(string $unit):void{
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$unit = strtolower($unit);
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if(in_array($unit, ['cm', 'in', 'mm', 'pt'], true)){
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$this->fpdfMeasureUnit = $unit;
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}
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// @todo throw or ignore silently?
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}
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}
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