/lib/WV15/InfoWindow.php

<?php
/*
 * Copyright (c) 2013, webvariants GbR, http://www.webvariants.de
 *
 * This file is released under the terms of the MIT license. You can find the
 * complete text in the attached LICENSE file or online at:
 *
 * http://www.opensource.org/licenses/mit-license.php
 */

class WV15_InfoWindow {
	const DEFAULT_WINDOW = 'DEFAULT_WINDOW';
	const CUSTOM_WINDOW  = 'CUSTOM_WINDOW';

	private $content;            ///< string
	private $disableAutoPan;     ///< boolean     - optional
	private $maxWidth;           ///< integer     - optional
	private $pixelOffset;        ///< WV15_Size   - optional
	private $position;           ///< WV15_LatLng - optional
	private $zIndex;             ///< integer     - optional

	private $hideAnchorOnOpen;   ///< boolean     - optional
	private $showOnLoad;         ///< boolean     - optional
	private $id;                 ///< string      - optional
	private $type;               ///< string

	public function __construct($content, $type = self::DEFAULT_WINDOW) {
		$this->setContent($content);
		$this->setType($type);

		$this->disableAutoPan = false;
		$this->maxWidth       = null;
		$this->pixelOffset    = null;
		$this->position       = null;
		$this->zIndex         = null;
		$this->id             = md5($content.mt_rand(0, 1000));

		$this->hideAnchorOnOpen = false;
		$this->showOnLoad       = false;
	}

	public function setContent($content) {
		$this->content = $content;
	}

	public function setDisableAutoPan($value) {
		$this->disableAutoPan = (boolean) $value;
	}

	public function setMaxWidth($maxWidth) {
		$this->maxWidth = (int) $maxWidth;
	}

	/**
	 * set the offset of the window
	 *
	 * @param WV15_Size $pixelOffset
	 */
	public function setPixelOffset(WV15_Size $pixelOffset) {
		$this->pixelOffset = $pixelOffset;
	}

	/**
	 * set the geo position of the infowindow
	 *
	 * @param WV15_LatLng $positon
	 */
	public function setPosition(WV15_LatLng $positon) {
		$this->position = $positon;
	}

	public function setZIndex($zIndex) {
		$this->zIndex = (int) $zIndex;
	}

	public function setType($type) {
		if ($type != self::DEFAULT_WINDOW && $type != self::CUSTOM_WINDOW) {
			throw new Exception('WV_Infowindow: Type '.$type.' is not valid.');
		}

		$this->type = $type;
	}

	public function setHideAnchorOnOpen($value) {
		$this->hideAnchorOnOpen = (boolean) $value;
	}

	public function setShowOnLoad($value) {
		$this->showOnLoad = (boolean) $value;
	}

	public function getId() {
		return $this->id;
	}

	public function __toString() {
		$base = array(
			'hideAnchorOnOpen' => $this->hideAnchorOnOpen,
			'showOnLoad'       => $this->showOnLoad,
			'id'               => $this->id,
			'type'             => $this->type
		);

		$options = array(
			'content' => $this->content,
		);

		if ($this->disableAutoPan) $options['disableAutoPan'] = true;
		if ($this->maxWidth)       $options['maxWidth']       = $this->maxWidth;
		if ($this->zIndex)         $options['zIndex']         = $this->zIndex;

		$options = json_encode($options);
		$options = substr($options, 0, -1);

		if ($this->pixelOffset) $options .= ',"pixelOffset":'.$this->pixelOffset;
		if ($this->position)    $options .= ',"position":'.$this->position;

		$options .= '}';

		$base = json_encode($base);
		$base = substr($base, 0, -1);

		$base .= ',"options":'.$options;

		return $base.'}';
	}
}