Processor::rotate() - Code Metrics - Inspection of "kw_images - rotate images" - alex-kalanis/kw_images - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 3d9115...77fb6a )

by Petr

created 2024-08-07 02:14 UTC

Processor::rotate() A

↳ Parent: Processor

Complexity

Conditions	2
Paths	2

Size

Total Lines	10
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	2.0185

Importance

Changes

Metric	Value
cc	2
eloc	5
nc	2
nop	1
dl	0
loc	10
ccs	5
cts	6
cp	0.8333
crap	2.0185
rs	10
c	0
b	0
f	0

<?php

namespace kalanis\kw_images\Graphics;


use kalanis\kw_images\ImagesException;
use kalanis\kw_images\Interfaces\IIMTranslations;
use kalanis\kw_images\Traits\TLang;


/**
 * Class Processor
 * @package kalanis\kw_images
 * Pass images in temporary local storage  - cannot work with images directly in main storage
 */
class Processor
{
    use TLang;

    protected Format\Factory $factory;
    /** @var resource|\GdImage|null */
    protected $resource = null;

    /**
     * @param Format\Factory $factory
     * @param IIMTranslations|null $lang
     * @throws ImagesException
     */
    public function __construct(Format\Factory $factory, ?IIMTranslations $lang = null)
    {
        $this->setImLang($lang);

        if (!(function_exists('imagecreatetruecolor')
            && function_exists('imagecolorallocate')
            && function_exists('imagesetpixel')
            && function_exists('imagecopyresized')
            && function_exists('imagecopyresampled')
            && function_exists('imagesx')
            && function_exists('imagesy')
            && function_exists('imagerotate')
            && function_exists('imageflip')
        )) {
            // @codeCoverageIgnoreStart
            throw new ImagesException($this->getImLang()->imGdLibNotPresent());
        }
        // @codeCoverageIgnoreEnd

        $this->factory = $factory;
    }

    /**
     * @param string $type
     * @param string $tempPath
     * @throws ImagesException
     * @return $this
     */
    public function load(string $type, string $tempPath): self
    {
        $processor = $this->factory->getByType($type, $this->getImLang());
        $this->resource = $processor->load($tempPath);
        return $this;
    }

    /**
     * @param string $type
     * @param string $tempPath
     * @throws ImagesException
     * @return $this
     */
    public function save(string $type, string $tempPath): self
    {
        $processor = $this->factory->getByType($type, $this->getImLang());
        $processor->save($tempPath, $this->getResource());
        return $this;
    }

    /**
     * Change image size - cut it to desired size
     * @param int|null $width
     * @param int|null $height
     * @throws ImagesException
     * @return $this
     */
    public function resize(?int $width = null, ?int $height = null): self
    {
        $fromWidth = $this->width();
        $fromHeight = $this->height();
        $width = (!is_null($width) && (0 < $width)) ? intval($width) : $fromWidth;
        $height = (!is_null($height) && (0 < $height)) ? intval($height) : $fromHeight;
        $resource = $this->create($width, $height);
        if (false === imagecopyresized($resource, $this->getResource(), 0, 0, 0, 0, $width, $height, $fromWidth, $fromHeight)) {
            // @codeCoverageIgnoreStart
            imagedestroy($resource);
            throw new ImagesException($this->getImLang()->imImageCannotResize());
        }
        // @codeCoverageIgnoreEnd
        imagedestroy($this->getResource());
        $this->resource = $resource;
        return $this;
    }

    /**
     * Change image size - content will change its proportions according the passed sizes
     * @param int|null $width
     * @param int|null $height
     * @throws ImagesException
     * @return $this
     */
    public function resample(?int $width = null, ?int $height = null): self
    {
        $fromWidth = $this->width();
        $fromHeight = $this->height();
        $width = (!is_null($width) && (0 < $width)) ? intval($width) : $fromWidth;
        $height = (!is_null($height) && (0 < $height)) ? intval($height) : $fromHeight;
        $resource = $this->create($width, $height);
        if (false === imagecopyresampled($resource, $this->getResource(), 0, 0, 0, 0, $width, $height, $fromWidth, $fromHeight)) {
            // @codeCoverageIgnoreStart
            imagedestroy($resource);
            throw new ImagesException($this->getImLang()->imImageCannotResample());
        }
        // @codeCoverageIgnoreEnd
        imagedestroy($this->getResource());
        $this->resource = $resource;
        return $this;
    }

    /**
     * Rotate image by passed angle
     * @param float $angle
     * @throws ImagesException
     * @return $this
     */
    public function rotate(float $angle): self
    {
        $image = imagerotate($this->resource, $angle, 0);
        if (empty($image)) {
            // @codeCoverageIgnoreStart
            throw new ImagesException($this->getImLang()->imImageCannotOrientate());
        }
        // @codeCoverageIgnoreEnd
        $this->resource = $image;
        return $this;
    }

    /**
     * Flip image
     * @return $this
     */
    public function flip(int $mode): self
    {
        if (in_array($mode, [IMG_FLIP_HORIZONTAL, IMG_FLIP_VERTICAL, IMG_FLIP_BOTH])) {
            imageflip($this->resource, $mode);
        }
        return $this;
    }

    /**
     * Create empty image resource
     * @param int $width
     * @param int $height
     * @throws ImagesException
     * @return \GdImage|resource
     */
    protected function create(int $width, int $height)
    {
        $resource = imagecreatetruecolor($width, $height);
        if (false === $resource) {
            // @codeCoverageIgnoreStart
            throw new ImagesException($this->getImLang()->imImageCannotCreateEmpty());
        }
        // @codeCoverageIgnoreEnd
        return $resource;
    }

    /**
     * @throws ImagesException
     * @return int
     */
    public function width(): int
    {
        $size = imagesx($this->getResource());
        if (false === $size) {
            // @codeCoverageIgnoreStart
            throw new ImagesException($this->getImLang()->imImageCannotGetSize());
        }
        // @codeCoverageIgnoreEnd
        return intval($size);
    }

    /**
     * @throws ImagesException
     * @return int
     */
    public function height(): int
    {
        $size = imagesy($this->getResource());
        if (false === $size) {
            // @codeCoverageIgnoreStart
            throw new ImagesException($this->getImLang()->imImageCannotGetSize());
        }
        // @codeCoverageIgnoreEnd
        return intval($size);
    }

    /**
     * @throws ImagesException
     * @return \GdImage|resource
     */
    public function getResource()
    {
        if (empty($this->resource)) {
            throw new ImagesException($this->getImLang()->imImageLoadFirst());
        }
        return $this->resource;
    }
}


1		<?php
2
3		namespace kalanis\kw_images\Graphics;
4
5
6		use kalanis\kw_images\ImagesException;
7		use kalanis\kw_images\Interfaces\IIMTranslations;
8		use kalanis\kw_images\Traits\TLang;
9
10
11		/**
12		* Class Processor
13		* @package kalanis\kw_images
14		* Pass images in temporary local storage - cannot work with images directly in main storage
15		*/
16		class Processor
17		{
18		use TLang;
19
20		protected Format\Factory $factory;
21		/** @var resource\|\GdImage\|null */
22		protected $resource = null;
23
24		/**
25		* @param Format\Factory $factory
26		* @param IIMTranslations\|null $lang
27		* @throws ImagesException
28		*/
29	38	public function __construct(Format\Factory $factory, ?IIMTranslations $lang = null)
30		{
31	38	$this->setImLang($lang);
32
33	38	if (!(function_exists('imagecreatetruecolor')
34	38	&& function_exists('imagecolorallocate')
35	38	&& function_exists('imagesetpixel')
36	38	&& function_exists('imagecopyresized')
37	38	&& function_exists('imagecopyresampled')
38	38	&& function_exists('imagesx')
39	38	&& function_exists('imagesy')
40	38	&& function_exists('imagerotate')
41	38	&& function_exists('imageflip')
42		)) {
43		// @codeCoverageIgnoreStart
44		throw new ImagesException($this->getImLang()->imGdLibNotPresent());
45		}
46		// @codeCoverageIgnoreEnd
47
48	38	$this->factory = $factory;
49	38	}
50
51		/**
52		* @param string $type
53		* @param string $tempPath
54		* @throws ImagesException
55		* @return $this
56		*/
57	15	public function load(string $type, string $tempPath): self
58		{
59	15	$processor = $this->factory->getByType($type, $this->getImLang());
60	14	$this->resource = $processor->load($tempPath);
61	14	return $this;
62		}
63
64		/**
65		* @param string $type
66		* @param string $tempPath
67		* @throws ImagesException
68		* @return $this
69		*/
70	11	public function save(string $type, string $tempPath): self
71		{
72	11	$processor = $this->factory->getByType($type, $this->getImLang());
73	11	$processor->save($tempPath, $this->getResource());
74	11	return $this;
75		}
76
77		/**
78		* Change image size - cut it to desired size
79		* @param int\|null $width
80		* @param int\|null $height
81		* @throws ImagesException
82		* @return $this
83		*/
84	1	public function resize(?int $width = null, ?int $height = null): self
85		{
86	1	$fromWidth = $this->width();
87	1	$fromHeight = $this->height();
88	1	$width = (!is_null($width) && (0 < $width)) ? intval($width) : $fromWidth;
89	1	$height = (!is_null($height) && (0 < $height)) ? intval($height) : $fromHeight;
90	1	$resource = $this->create($width, $height);
91	1	if (false === imagecopyresized($resource, $this->getResource(), 0, 0, 0, 0, $width, $height, $fromWidth, $fromHeight)) {
92		// @codeCoverageIgnoreStart
93		imagedestroy($resource);
94		throw new ImagesException($this->getImLang()->imImageCannotResize());
95		}
96		// @codeCoverageIgnoreEnd
97	1	imagedestroy($this->getResource());
98	1	$this->resource = $resource;
99	1	return $this;
100		}
101
102		/**
103		* Change image size - content will change its proportions according the passed sizes
104		* @param int\|null $width
105		* @param int\|null $height
106		* @throws ImagesException
107		* @return $this
108		*/
109	9	public function resample(?int $width = null, ?int $height = null): self
110		{
111	9	$fromWidth = $this->width();
112	9	$fromHeight = $this->height();
113	9	$width = (!is_null($width) && (0 < $width)) ? intval($width) : $fromWidth;
114	9	$height = (!is_null($height) && (0 < $height)) ? intval($height) : $fromHeight;
115	9	$resource = $this->create($width, $height);
116	9	if (false === imagecopyresampled($resource, $this->getResource(), 0, 0, 0, 0, $width, $height, $fromWidth, $fromHeight)) {
117		// @codeCoverageIgnoreStart
118		imagedestroy($resource);
119		throw new ImagesException($this->getImLang()->imImageCannotResample());
120		}
121		// @codeCoverageIgnoreEnd
122	9	imagedestroy($this->getResource());
123	9	$this->resource = $resource;
124	9	return $this;
125		}
126
127		/**
128		* Rotate image by passed angle
129		* @param float $angle
130		* @throws ImagesException
131		* @return $this
132		*/
133	1	public function rotate(float $angle): self
134		{
135	1	$image = imagerotate($this->resource, $angle, 0);
136	1	if (empty($image)) {
137		// @codeCoverageIgnoreStart
138		throw new ImagesException($this->getImLang()->imImageCannotOrientate());
139		}
140		// @codeCoverageIgnoreEnd
141	1	$this->resource = $image;
142	1	return $this;
143		}
144
145		/**
146		* Flip image
147		* @return $this
148		*/
149	1	public function flip(int $mode): self
150		{
151	1	if (in_array($mode, [IMG_FLIP_HORIZONTAL, IMG_FLIP_VERTICAL, IMG_FLIP_BOTH])) {
152	1	imageflip($this->resource, $mode);
153		}
154	1	return $this;
155		}
156
157		/**
158		* Create empty image resource
159		* @param int $width
160		* @param int $height
161		* @throws ImagesException
162		* @return \GdImage\|resource
163		*/
164	10	protected function create(int $width, int $height)
165		{
166	10	$resource = imagecreatetruecolor($width, $height);
167	10	if (false === $resource) {
168		// @codeCoverageIgnoreStart
169		throw new ImagesException($this->getImLang()->imImageCannotCreateEmpty());
170		}
171		// @codeCoverageIgnoreEnd
172	10	return $resource;
173		}
174
175		/**
176		* @throws ImagesException
177		* @return int
178		*/
179	13	public function width(): int
180		{
181	13	$size = imagesx($this->getResource());
182	13	if (false === $size) {
183		// @codeCoverageIgnoreStart
184		throw new ImagesException($this->getImLang()->imImageCannotGetSize());
185		}
186		// @codeCoverageIgnoreEnd
187	13	return intval($size);
188		}
189
190		/**
191		* @throws ImagesException
192		* @return int
193		*/
194	15	public function height(): int
195		{
196	15	$size = imagesy($this->getResource());
197	14	if (false === $size) {
198		// @codeCoverageIgnoreStart
199		throw new ImagesException($this->getImLang()->imImageCannotGetSize());
200		}
201		// @codeCoverageIgnoreEnd
202	14	return intval($size);
203		}
204
205		/**
206		* @throws ImagesException
207		* @return \GdImage\|resource
208		*/
209	15	public function getResource()
210		{
211	15	if (empty($this->resource)) {
212	1	throw new ImagesException($this->getImLang()->imImageLoadFirst());
213		}
214	14	return $this->resource;
215		}
216		}
217

alex-kalanis / kw_images

Push — master ( 3d9115...77fb6a )

Processor::rotate() A

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