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<?php |
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/** |
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* @copyright Copyright (c) 2013-2015 2amigOS! Consulting Group LLC |
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* @link http://2amigos.us |
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* @license http://www.opensource.org/licenses/bsd-license.php New BSD License |
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*/ |
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namespace dosamigos\leaflet\layers; |
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use dosamigos\leaflet\LeafLet; |
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use dosamigos\leaflet\types\LatLng; |
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use dosamigos\leaflet\types\LatLngBounds; |
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use yii\base\InvalidParamException; |
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use yii\helpers\Json; |
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use yii\web\JsExpression; |
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/** |
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* PolyLine is a class for drawing a polygon overlay on the map. |
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* |
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* @see http://leafletjs.com/reference.html#polyline |
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* @package dosamigos\leaflet\layers |
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*/ |
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/** |
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* @property string $name |
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* @property string $popupContent |
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* @property bool $openPopup |
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*/ |
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class PolyLine extends Layer |
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{ |
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use PopupTrait; |
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/** |
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* @var LatLng[] |
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*/ |
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private $_latLngs = []; |
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/** |
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* @var LatLngBounds |
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*/ |
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private $_bounds; |
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/** |
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* @param array $latLngs |
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* |
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* @throws \yii\base\InvalidParamException |
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*/ |
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public function setLatLngs(array $latLngs) |
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{ |
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foreach ($latLngs as $latLng) { |
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if (!($latLng instanceof LatLng)) { |
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throw new InvalidParamException("Wrong parameter. All items should be of type LatLng."); |
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} |
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} |
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$this->_latLngs = $latLngs; |
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$this->setBounds(); |
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} |
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/** |
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* @return \dosamigos\leaflet\types\LatLng[] |
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*/ |
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public function getLatLngs() |
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{ |
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return $this->_latLngs; |
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} |
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/** |
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* Returns the latLngs as array objects |
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* @return array |
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*/ |
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public function getLatLngstoArray() |
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{ |
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$latLngs = []; |
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foreach ($this->getLatLngs() as $latLng) { |
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$latLngs[] = $latLng->toArray(); |
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} |
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return $latLngs; |
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} |
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/** |
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* Returns the LatLngBounds of the polyline. |
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* @return LatLngBounds |
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*/ |
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public function getBounds() |
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{ |
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return $this->_bounds; |
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} |
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/** |
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* Sets bounds after initialization of the [[LatLng]] objects that compound the polyline. |
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*/ |
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protected function setBounds() |
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{ |
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$this->_bounds = LatLngBounds::getBoundsOfLatLngs($this->getLatLngs()); |
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} |
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/** |
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* Returns the javascript ready code for the object to render |
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* @return string |
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*/ |
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public function encode() |
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{ |
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$latLngs = Json::encode($this->getLatLngstoArray(), LeafLet::JSON_OPTIONS); |
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$options = $this->getOptions(); |
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$name = $this->name; |
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$map = $this->map; |
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$js = $this->bindPopupContent("L.polyline($latLngs, $options)") . ($map !== null ? ".addTo($map);" : ""); |
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if (!empty($name)) { |
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$js = "var $name = $js" . ($map !== null ? "" : ";"); |
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} |
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return new JsExpression($js); |
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} |
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} |
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2amigos /
yii2-leaflet-extension
