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<?php |
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/* |
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* This file is part of the Runalyze DEM Reader. |
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* |
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* (c) RUNALYZE <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Runalyze\DEM; |
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use Runalyze\DEM\Provider\ProviderInterface; |
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class Reader implements ReaderInterface |
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{ |
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/** @var \Runalyze\DEM\Provider\ProviderInterface[] */ |
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protected $Provider = []; |
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/** @var int */ |
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protected $InvalidFlag = 0x8000; |
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/** |
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* @param \Runalyze\DEM\Provider\ProviderInterface|null $provider |
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*/ |
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public function __construct(ProviderInterface $provider = null) |
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{ |
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if (null !== $provider) { |
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$this->addProvider($provider); |
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} |
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} |
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/** |
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* @param \Runalyze\DEM\Provider\ProviderInterface $provider |
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*/ |
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public function addProvider(ProviderInterface $provider) |
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{ |
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$this->Provider[] = $provider; |
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} |
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/** |
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* @return int |
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*/ |
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public function numberOfProviders() |
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{ |
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return count($this->Provider); |
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} |
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/** |
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* @return bool |
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*/ |
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public function hasProviders() |
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{ |
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return !empty($this->Provider); |
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} |
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/** |
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* @param array $latitudeLongitudes array(array($lat, $lng), ...) |
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* @return bool |
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*/ |
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public function hasDataFor(array $latitudeLongitudes) |
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{ |
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foreach ($this->Provider as $provider) { |
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if ($provider->hasDataFor($latitudeLongitudes)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* @param array $latitudes |
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* @param array $longitudes |
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* @throws \InvalidArgumentException |
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* @return array elevations [m] can be false if nothing retrieved |
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*/ |
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public function getElevations(array $latitudes, array $longitudes) |
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{ |
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// TODO |
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// loop through providers |
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// set all 'false' elevations to $this->InvalidFlag |
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} |
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} |
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Runalyze /
dem-reader
