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/**
* TrackerMap
* Copyright (C) 2021-2022 Iván Ávalos <avalos@disroot.org>, Henoch Ojeda <imhenoch@protonmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import SwiftUI
import Combine
import WhirlyGlobe
import shared
struct MapView: UIViewControllerRepresentable {
typealias UIViewControllerType = MapViewController
@Binding var layer: MapLayer
@Binding var markers: [Marker]
@Binding var selected: Marker?
var markerCallback: MarkerCallback?
var shouldCenter = true
class Coordinator {
var shouldCenter: Bool = true
var oldMarkers: [Marker] = []
}
func makeCoordinator() -> Coordinator {
return Coordinator()
}
func makeUIViewController(context: Context) -> MapViewController {
let mapVC = MapViewController()
mapVC.markerCallback = markerCallback
mapVC.mapLayer = layer
return mapVC
}
func updateUIViewController(_ uiViewController: MapViewController, context: Context) {
// MARK: - Set map layer
uiViewController.setMapLayer(layer)
// MARK: - Set markers
if context.coordinator.oldMarkers != markers {
uiViewController.display(markers: markers,
isReport: false,
center: context.coordinator.shouldCenter)
}
context.coordinator.shouldCenter = false
context.coordinator.oldMarkers = markers
// MARK: - Center selected marker
if let selected = selected {
uiViewController.focusOn(marker: selected)
self.selected = nil
}
}
static func dismantleUIViewController(_ uiViewController: MapViewController, coordinator: Coordinator) {
uiViewController.dismantle()
}
}
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