/**
* get map tile from its numbers
*
* @param int $x x number of the tile
* @param int $y y number of the tile
* @param int $zoom map zoom
* @return Tile
*/
public function getTile($x, $y, $zoom)
{
$tx = $x;
$ty = $y;
$this->_validateTileNumbers($tx, $ty, $zoom);
if (!$this->_useTileImage) {
$tile = new EmptyTile($this->getTileWidth(), $this->getTileHeight(), $this->_imageHandler);
} else {
if ($this->_useCache && $this->_tileCache->hasTile($tx, $ty, $zoom)) {
//if tile image is in cache, take it from there
$image = $this->_tileCache->getTile($tx, $ty, $zoom);
$tile = new Tile($image);
} else {
$image = $this->_loadImage($this->_createUrl($tx, $ty, $zoom));
if ($image === false) {
//when loading an image failed
$tile = new EmptyTile($this->getTileWidth(), $this->getTileHeight(), $this->_imageHandler);
} else {
$this->_tileCache->addTile($image, $tx, $ty, $zoom);
$tile = new Tile($image);
}
}
}
$tile->setWorldMap($this->getWorldMap($zoom));
$tile->setTileData($x, $y, $zoom);
$tile->setImageHandler($this->_imageHandler);
return $tile;
}
private function _configure()
{
TileCache::$daysToRemember = $this->_conf->get('tile_cache_days_of_memory');
TileCache::$numberOfFilesToDelete = $this->_conf->get('tile_cache_number_of_files_to_delete');
TilesGetter::$limitOfTiles = $this->_conf->get('max_number_of_tiles_per_map');
$defaultColor = new Color();
$defaultColor->setColor($this->_conf->get('default_drawings_color'));
DrawRequest::$defaultColor = $defaultColor;
DrawRequest::$defaultThickness = new ParamThickness($this->_conf->get('default_path_thickness'));
DrawRequest::$defaultTransparency = new ParamTransparency($this->_conf->get('default_drawings_transparency'));
ParamPatternUrl::$patternMap = $this->_conf->get('pattern_point_image_map');
}
