public function testGeneration()
{
$dynamic = new Configuration();
$dynamic->setImagine($this->getImagine());
$dynamic->setColor($this->getColor());
$dynamic->setImage(sprintf('%s/flags.png', $this->path));
$dynamic->setStylesheet(sprintf('%s/flags.css', $this->path));
$dynamic->setSelector(".flag.{{filename}}{background-position:{{x}}px {{y}}px}\n");
$dynamic->getFinder()->name('*.png')->in(__DIR__ . '/Fixtures/flags')->sortByName();
$fixed = new Configuration();
$fixed->setImagine($this->getImagine());
$fixed->setColor($this->getColor());
$fixed->setImage(sprintf('%s/icons.png', $this->path));
$fixed->setStylesheet(sprintf('%s/icons.css', $this->path));
$fixed->setSelector(".icon.{{filename}}{background-position:{{x}}px {{y}}px}\n");
$fixed->getFinder()->name('*.png')->in(__DIR__ . '/Fixtures/icons')->sortByName();
$fixed->setWidth(16);
$generator = new Generator();
$generator->addConfiguration($dynamic);
$generator->addConfiguration($fixed);
$generator->addProcessor(new DynamicProcessor());
$generator->addProcessor(new FixedProcessor());
$generator->generate();
$sprite = $dynamic->getImagine()->open($dynamic->getImage());
$result = $dynamic->getImagine()->open(__DIR__ . '/Fixtures/results/flags.png');
$this->assertImageEquals($sprite, $result);
$this->assertFileEquals(__DIR__ . '/Fixtures/results/flags.css', $dynamic->getStylesheet());
$sprite = $fixed->getImagine()->open($fixed->getImage());
$result = $fixed->getImagine()->open(__DIR__ . '/Fixtures/results/icons.png');
$this->assertImageEquals($result, $sprite);
$this->assertFileEquals(__DIR__ . '/Fixtures/results/icons.css', $fixed->getStylesheet());
}
/**
* Returns a Configuration instance.
*
* @param InputInterface $input
* @return Configuration
*/
protected function getConfiguration(InputInterface $input)
{
$configuration = new Configuration();
$configuration->setImagine($this->getImagine($input->getOption('driver')));
$configuration->setOptions($input->getOption('options'));
$configuration->getFinder()->name($input->getArgument('pattern'))->in($input->getArgument('source'));
$configuration->setImage($input->getArgument('image'));
$configuration->setColor(new Color($input->getOption('color'), $input->getOption('alpha')));
$configuration->setStylesheet($input->getArgument('stylesheet'));
$configuration->setSelector($input->getArgument('selector'));
return $configuration;
}
public function testProcessingWithResizing()
{
$config = new Configuration();
$config->setImagine($this->getImagine());
$config->setColor($this->getColor());
$config->setImage(sprintf('%s/icons_resized.png', $this->path));
$config->setStylesheet(sprintf('%s/icons_resized.css', $this->path));
$config->setSelector(".icon.{{filename}}{background-position:{{x}}px {{y}}px}\n");
$config->getFinder()->name('*.png')->in(__DIR__ . '/../Fixtures/icons')->sortByName();
$config->setWidth(12);
$processor = new FixedProcessor(array('resize' => true));
$processor->process($config);
$sprite = $config->getImagine()->open($config->getImage());
$result = $config->getImagine()->open(__DIR__ . '/../Fixtures/results/icons_resized.png');
$this->assertImageEquals($sprite, $result);
$this->assertFileEquals(__DIR__ . '/../Fixtures/results/icons_resized.css', $config->getStylesheet());
}
public function testProcessing()
{
$config = new Configuration();
$config->setImagine($this->getImagine());
$config->setColor($this->getColor());
$config->setImage(sprintf('%s/flags.png', $this->path));
$config->setStylesheet(sprintf('%s/flags.css', $this->path));
$config->setSelector(".flag.{{filename}}{background-position:{{x}}px {{y}}px}\n");
$config->getFinder()->name('*.png')->in(__DIR__ . '/../Fixtures/flags')->sortByName();
$processor = new DynamicProcessor();
$processor->process($config);
$sprite = $config->getImagine()->open($config->getImage());
$result = $config->getImagine()->open(__DIR__ . '/../Fixtures/results/flags.png');
$this->assertImageEquals($sprite, $result);
$this->assertFileEquals(__DIR__ . '/../Fixtures/results/flags.css', $config->getStylesheet());
}
public function testProcessorIsGuessedButCouldBeOverwritten()
{
$config = new Configuration();
$this->assertEquals(Configuration::PROCESSOR_DYNAMIC, $config->getProcessor());
$config->setWidth(16);
$this->assertEquals(Configuration::PROCESSOR_FIXED, $config->getProcessor());
$config->setProcessor('test');
$this->assertEquals('test', $config->getProcessor());
}
/**
* {@inheritDoc}
*/
public function process(Configuration $config)
{
$sprite = $config->getImagine()->create(new Box(1, 1), $config->getColor());
$pointer = 0;
$styles = '';
foreach ($config->getFinder() as $file) {
$image = $config->getImagine()->open($file->getRealPath());
// adjust height if necessary
$height = $sprite->getSize()->getHeight();
if ($image->getSize()->getHeight() > $height) {
$height = $image->getSize()->getHeight();
}
// copy&paste into an extended sprite
$sprite = $config->getImagine()->create(new Box($sprite->getSize()->getWidth() + $image->getSize()->getWidth(), $height), $config->getColor())->paste($sprite, new Point(0, 0));
// paste image into sprite
$sprite->paste($image, new Point($pointer, 0));
// append stylesheet code
$styles .= $this->parseSelector($config->getSelector(), $file, $pointer);
// move horizontal cursor
$pointer += $image->getSize()->getWidth();
}
$this->save($config, $sprite, $styles);
}
/**
* {@inheritDoc}
*/
public function process(Configuration $config)
{
$sprite = $config->getImagine()->create(new Box(ceil($config->getWidth() * iterator_count($config->getFinder())), 1), $config->getColor());
$pointer = 0;
$styles = '';
foreach ($config->getFinder() as $file) {
$image = $config->getImagine()->open($file->getRealPath());
// resize if image exceeds fixed with
if (true === $this->getOption('resize') && $image->getSize()->getWidth() > $config->getWidth()) {
$image->resize(new Box($config->getWidth(), round($image->getSize()->getHeight() / $image->getSize()->getWidth() * $config->getWidth())));
}
// adjust height if necessary
if ($image->getSize()->getHeight() > $sprite->getSize()->getHeight()) {
// copy&paste into an extended sprite
$sprite = $config->getImagine()->create(new Box($sprite->getSize()->getWidth(), $image->getSize()->getHeight()), $config->getColor())->paste($sprite, new Point(0, 0));
}
// paste image into sprite
$sprite->paste($image, new Point($pointer, 0));
// append stylesheet code
$styles .= $this->parseSelector($config->getSelector(), $file, $pointer);
// move horizontal cursor
$pointer += $config->getWidth();
}
$this->save($config, $sprite, $styles);
}
/**
* Saves the image sprite and stylesheet.
*
* @param Configuration $config The Configuration instance
* @param ImageInterface $image The ImageInterface instance
* @param string $styles The CSS stylesheet
* @return void
*
* @throws \RuntimeException If the image sprite could not be saved
* @throws \RuntimeException If the stylesheet could not be saved
*/
protected function save(Configuration $config, ImageInterface $image, $styles)
{
$this->createDirectory(array($config->getImage(), $config->getStylesheet()));
try {
$image->save($config->getImage(), $config->getOptions());
} catch (\RuntimeException $e) {
// @codeCoverageIgnoreStart
throw new \RuntimeException(sprintf('Unable to write file "%s".', $config->getImage()));
// @codeCoverageIgnoreEnd
}
if (false === @file_put_contents($config->getStylesheet(), $styles)) {
// @codeCoverageIgnoreStart
throw new \RuntimeException(sprintf('Unable to write file "%s".', $config->getStylesheet()));
// @codeCoverageIgnoreEnd
}
}
