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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\controls; |
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use dosamigos\leaflet\layers\LayerGroup; |
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use dosamigos\leaflet\layers\TileLayer; |
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use dosamigos\leaflet\LeafLet; |
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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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* Layers The layers control gives users the ability to switch between different base layers and switch overlays on/off. |
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* |
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* @see http://leafletjs.com/reference.html#control-layers |
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* @author Antonio Ramirez <[email protected]> |
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* @link http://www.ramirezcobos.com/ |
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* @link http://www.2amigos.us/ |
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* @package dosamigos\leaflet\controls |
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*/ |
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class Layers extends Control |
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{ |
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/** |
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* @var \dosamigos\leaflet\layers\TileLayer[] |
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*/ |
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private $_baseLayers = []; |
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/** |
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* @param mixed $baseLayers |
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* |
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* @throws \yii\base\InvalidParamException |
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*/ |
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public function setBaseLayers(array $baseLayers) |
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{ |
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foreach ($baseLayers as $key => $layer) { |
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if (!($layer instanceof TileLayer)) { |
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throw new InvalidParamException("All baselayers should be of type TileLayer "); |
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} |
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$this->_baseLayers[$key] = $layer; |
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} |
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} |
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/** |
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* @return \dosamigos\leaflet\layers\TileLayer[] |
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*/ |
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public function getBaseLayers() |
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{ |
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return $this->_baseLayers; |
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} |
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/** |
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* @return array of encoded base layers |
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*/ |
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public function getEncodedBaseLayers() |
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{ |
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$layers = []; |
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foreach ($this->getBaseLayers() as $key => $layer) { |
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$layer->name = null; |
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$layers[$key] = new JsExpression(str_replace(";", "", $layer->encode())); |
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} |
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return $layers; |
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} |
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/** |
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* @var \dosamigos\leaflet\layers\Layer[] |
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*/ |
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private $_overlays = []; |
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/** |
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* @param \dosamigos\leaflet\layers\LayerGroup[] $overlays |
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* |
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* @throws \yii\base\InvalidParamException |
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*/ |
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public function setOverlays($overlays) |
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{ |
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foreach ($overlays as $key => $overlay) { |
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if (!($overlay instanceof LayerGroup)) { |
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throw new InvalidParamException("All overlays should be of type LayerGroup"); |
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} |
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$this->_overlays[$key] = $overlay; |
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} |
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} |
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/** |
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* @return \dosamigos\leaflet\layers\Layer[] |
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*/ |
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public function getOverlays() |
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{ |
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return $this->_overlays; |
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} |
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/** |
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* @return array of encoded overlays |
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*/ |
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public function getEncodedOverlays() |
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{ |
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$overlays = []; |
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/** |
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* @var \dosamigos\leaflet\layers\LayerGroup $overlay |
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*/ |
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foreach ($this->getOverlays() as $key => $overlay) { |
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$overlays[$key] = $overlay->oneLineEncode(); |
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} |
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return $overlays; |
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} |
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/** |
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* Returns the javascript ready code for the object to render |
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* @return \yii\web\JsExpression |
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*/ |
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public function encode() |
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{ |
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$this->clientOptions['position'] = $this->position; |
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$layers = $this->getEncodedBaseLayers(); |
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$overlays = $this->getEncodedOverlays(); |
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$options = $this->getOptions(); |
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$name = $this->name; |
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$map = $this->map; |
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$layers = empty($layers) ? '{}' : Json::encode($layers, LeafLet::JSON_OPTIONS); |
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$overlays = empty($overlays) ? '{}' : Json::encode($overlays, LeafLet::JSON_OPTIONS); |
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$js = "L.control.layers($layers, $overlays, $options)" . ($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
