geotrellis.stac.raster.StacSource.scala Maven / Gradle / Ivy

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GeoTrellis Server is a set of components designed to simplify viewing, processing, and serving raster data from arbitrary sources with an emphasis on doing so in a functional style.

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/*
 * Copyright 2021 Azavea
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package geotrellis.stac.raster

import geotrellis.stac._

import com.azavea.stac4s.StacExtent
import geotrellis.proj4.{CRS, LatLng}
import geotrellis.raster.{RasterSource, SourceName}
import geotrellis.vector.{Extent, ProjectedExtent}

trait StacSource[T] {
  val crs: CRS = LatLng
  def projectedExtent: ProjectedExtent = ProjectedExtent(extent, crs)
  def extent: Extent = stacExtent.spatial.toExtent

  def asset: T
  def name: SourceName
  def stacExtent: StacExtent
  // native projection can be not LatLng
  def source: RasterSource

  def attributes: Map[String, String]
}