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This commit is contained in:
Peter 2019-10-29 23:26:48 +04:00
parent 7805b4ccc0
commit c890c13fd4
13 changed files with 70 additions and 135 deletions
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30
submodules/MediaResources/Sources/MapResources.swift
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@ -69,6 +69,25 @@ public class MapSnapshotMediaResource: TelegramMediaResource {
}
}
public final class MapSnapshotMediaResourceRepresentation: CachedMediaResourceRepresentation {
public let keepDuration: CachedMediaRepresentationKeepDuration = .shortLived
public var uniqueId: String {
return "cached"
}
public init() {
}
public func isEqual(to: CachedMediaResourceRepresentation) -> Bool {
if let to = to as? MapSnapshotMediaResourceRepresentation {
return true
} else {
return false
}
}
}
let TGGoogleMapsOffset: Int = 268435456
let TGGoogleMapsRadius = Double(TGGoogleMapsOffset) / Double.pi
@ -85,7 +104,7 @@ private func adjustGMapLatitude(_ latitude: Double, offset: Int, zoom: Int) -> D
return yToLatitude(latitudeToY(latitude) + t)
}
public func fetchMapSnapshotResource(resource: MapSnapshotMediaResource) -> Signal<MediaResourceDataFetchResult, MediaResourceDataFetchError> {
public func fetchMapSnapshotResource(resource: MapSnapshotMediaResource) -> Signal<CachedMediaResourceRepresentationResult, NoError> {
return Signal { subscriber in
let disposable = MetaDisposable()
@ -96,14 +115,17 @@ public func fetchMapSnapshotResource(resource: MapSnapshotMediaResource) -> Sign
options.mapType = .standard
options.showsPointsOfInterest = false
options.showsBuildings = true
options.size = CGSize(width: CGFloat(resource.width + 1), height: CGFloat(resource.height + 24))
options.size = CGSize(width: CGFloat(resource.width + 1), height: CGFloat(resource.height + 10))
options.scale = 2.0
let snapshotter = MKMapSnapshotter(options: options)
snapshotter.start(with: DispatchQueue.global(), completionHandler: { result, error in
if let image = result?.image {
if let data = image.jpegData(compressionQuality: 0.9) {
subscriber.putNext(MediaResourceDataFetchResult.dataPart(resourceOffset: 0, data: data, range: 0 ..< data.count, complete: true))
subscriber.putCompletion()
let tempFile = TempBox.shared.tempFile(fileName: "image.jpg")
if let _ = try? data.write(to: URL(fileURLWithPath: tempFile.path), options: .atomic) {
subscriber.putNext(.tempFile(tempFile))
subscriber.putCompletion()
}
}
}
})