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iAKMiAKM
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Merge pull request #230 from TaskarCenterAtUW/feature-bbox-annotations-overlay
Bbox annotations overlay
2 parents a09585d + 4ba449d commit 965639d

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‎GoInfoGame/GoInfoGame.xcodeproj/project.pbxproj‎

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@@ -212,6 +212,7 @@
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FA8C74D62C5C0DBA00D28220 /* LongFormViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA8C74D52C5C0DBA00D28220 /* LongFormViewModel.swift */; };
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FA8C74D82C60E95100D28220 /* PosmLogin.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA8C74D72C60E95100D28220 /* PosmLogin.swift */; };
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FA9AEC002D5CACB6006A3A31 /* UserNodesHelper.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA9AEBFF2D5CACB3006A3A31 /* UserNodesHelper.swift */; };
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FA9F381C2DB2FF4B00D7AABF /* ShadowOverlayRenderer.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA9F381B2DB2FF3E00D7AABF /* ShadowOverlayRenderer.swift */; };
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FA9FE2D82BAC75390036F618 /* OAuthViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA9FE2D72BAC75390036F618 /* OAuthViewController.swift */; };
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FABF3CF42B7419BB0080EAC9 /* LocationManagerDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = FABF3CF32B7419BB0080EAC9 /* LocationManagerDelegate.swift */; };
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FABF3CF82B822F120080EAC9 /* CustomSureAlert.swift in Sources */ = {isa = PBXBuildFile; fileRef = FABF3CF72B822F120080EAC9 /* CustomSureAlert.swift */; };
@@ -533,6 +534,7 @@
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FA8C74D52C5C0DBA00D28220 /* LongFormViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LongFormViewModel.swift; sourceTree = "<group>"; };
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FA8C74D72C60E95100D28220 /* PosmLogin.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PosmLogin.swift; sourceTree = "<group>"; };
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FA9AEBFF2D5CACB3006A3A31 /* UserNodesHelper.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserNodesHelper.swift; sourceTree = "<group>"; };
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FA9F381B2DB2FF3E00D7AABF /* ShadowOverlayRenderer.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShadowOverlayRenderer.swift; sourceTree = "<group>"; };
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FA9FE2D72BAC75390036F618 /* OAuthViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = OAuthViewController.swift; sourceTree = "<group>"; };
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FABF3CF32B7419BB0080EAC9 /* LocationManagerDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LocationManagerDelegate.swift; sourceTree = "<group>"; };
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FABF3CF72B822F120080EAC9 /* CustomSureAlert.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CustomSureAlert.swift; sourceTree = "<group>"; };
@@ -813,6 +815,7 @@
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970D5BD22B67638400C20BE7 /* MapViewModel.swift */,
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A495DF2C2B6A190400478E44 /* CustomMapView.swift */,
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971902102B983EFC009B3270 /* CustomMap.swift */,
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FA9F381B2DB2FF3E00D7AABF /* ShadowOverlayRenderer.swift */,
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FA50718B2D54E08800CE9798 /* AddFeatureView.swift */,
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FA50718F2D5B31CC00CE9798 /* CreateNoteView.swift */,
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FA51484D2D76ED6300C0D35B /* NotesViewModel.swift */,
@@ -1856,10 +1859,14 @@
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inputFileListPaths = (
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"${PODS_ROOT}/Target Support Files/Pods-GoInfoGame/Pods-GoInfoGame-frameworks-${CONFIGURATION}-input-files.xcfilelist",
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);
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inputPaths = (
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);
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name = "[CP] Embed Pods Frameworks";
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outputFileListPaths = (
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"${PODS_ROOT}/Target Support Files/Pods-GoInfoGame/Pods-GoInfoGame-frameworks-${CONFIGURATION}-output-files.xcfilelist",
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);
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outputPaths = (
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);
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runOnlyForDeploymentPostprocessing = 0;
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shellPath = /bin/sh;
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shellScript = "\"${PODS_ROOT}/Target Support Files/Pods-GoInfoGame/Pods-GoInfoGame-frameworks.sh\"\n";
@@ -1939,10 +1946,14 @@
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inputFileListPaths = (
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"${PODS_ROOT}/Target Support Files/Pods-GoInfoGame-GoInfoGameUITests/Pods-GoInfoGame-GoInfoGameUITests-frameworks-${CONFIGURATION}-input-files.xcfilelist",
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);
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inputPaths = (
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);
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name = "[CP] Embed Pods Frameworks";
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outputFileListPaths = (
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"${PODS_ROOT}/Target Support Files/Pods-GoInfoGame-GoInfoGameUITests/Pods-GoInfoGame-GoInfoGameUITests-frameworks-${CONFIGURATION}-output-files.xcfilelist",
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);
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outputPaths = (
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);
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runOnlyForDeploymentPostprocessing = 0;
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shellPath = /bin/sh;
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shellScript = "\"${PODS_ROOT}/Target Support Files/Pods-GoInfoGame-GoInfoGameUITests/Pods-GoInfoGame-GoInfoGameUITests-frameworks.sh\"\n";
@@ -2108,6 +2119,7 @@
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973FC03A2B59364F00878269 /* TactilePavingStepsForm.swift in Sources */,
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FAFDA2142C7351CB00ECEAE9 /* APIError.swift in Sources */,
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973FC0332B592BFE00878269 /* StairNumber.swift in Sources */,
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FA9F381C2DB2FF4B00D7AABF /* ShadowOverlayRenderer.swift in Sources */,
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059D47332B2C83BA000987FA /* Highway.swift in Sources */,
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973FC0012B46CD5D00878269 /* QuestsListUIView.swift in Sources */,
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973FC01F2B50DE7E00878269 /* ImageGridItemView.swift in Sources */,

‎GoInfoGame/GoInfoGame/UI/Map/CustomMap.swift‎

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@@ -84,7 +84,14 @@ struct CustomMap: UIViewRepresentable {
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// Remove existing overlays
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mapView.overlays.forEach { mapView.removeOverlay($0) }
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// Add shadow overlay with rectangular cutouts
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if mapView.overlays.first(where: { $0 is ShadowOverlay }) == nil {
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let overlay = ShadowOverlay(annotations: mapView.annotations)
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mapView.addOverlay(overlay)
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}
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// Re-add overlays based on selection
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if useBingMaps {
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let tileOverlay = BingTileOverlay()
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return renderer
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}
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if let shadowOverlay = overlay as? ShadowOverlay {
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return ShadowOverlayRenderer(overlay: shadowOverlay)
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}
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if let tileOverlay = overlay as? MKTileOverlay {
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return MKTileOverlayRenderer(tileOverlay: tileOverlay)
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}

‎GoInfoGame/GoInfoGame/UI/Map/ShadowOverlayRenderer.swift‎

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//
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// ShadowOverlayRenderer.swift
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// GoInfoGame
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//
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// Created by Achyut Kumar M on 19/04/25.
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//
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import MapKit
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import UIKit
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class ShadowOverlayRenderer: MKOverlayRenderer {
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override func draw(_ mapRect: MKMapRect, zoomScale: MKZoomScale, in context: CGContext) {
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guard let shadowOverlay = overlay as? ShadowOverlay else { return }
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let fullRect = self.rect(for: shadowOverlay.boundingMapRect)
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context.setFillColor(CGColor(red: 0, green: 0, blue: 0, alpha: 0.5))
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context.fill(fullRect)
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context.setBlendMode(.clear)
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context.setAllowsAntialiasing(false)
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context.setShouldAntialias(false)
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for mapRect in shadowOverlay.annotationRects {
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let cutout = self.rect(for: mapRect).integral
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context.fill(cutout)
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}
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context.setBlendMode(.normal)
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}
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}
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class ShadowOverlay: NSObject, MKOverlay {
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let coordinate: CLLocationCoordinate2D = CLLocationCoordinate2D(latitude: 0, longitude: 0)
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let boundingMapRect: MKMapRect = MKMapRect.world
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let annotationRects: [MKMapRect]
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init(annotations: [MKAnnotation]) {
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self.annotationRects = annotations.map { annotation in
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let center = MKMapPoint(annotation.coordinate)
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let width = MKMapPointsPerMeterAtLatitude(annotation.coordinate.latitude) * 500 // 500m box
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return MKMapRect(
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origin: MKMapPoint(x: center.x - width / 2, y: center.y - width / 2),
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size: MKMapSize(width: width, height: width)
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)
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}
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}
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}
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extension MKCoordinateRegion {
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func corners() -> [CLLocationCoordinate2D] {
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let latMin = center.latitude - span.latitudeDelta / 2
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let latMax = center.latitude + span.latitudeDelta / 2
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let lonMin = center.longitude - span.longitudeDelta / 2
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let lonMax = center.longitude + span.longitudeDelta / 2
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return [
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CLLocationCoordinate2D(latitude: latMin, longitude: lonMin),
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CLLocationCoordinate2D(latitude: latMin, longitude: lonMax),
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CLLocationCoordinate2D(latitude: latMax, longitude: lonMax),
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CLLocationCoordinate2D(latitude: latMax, longitude: lonMin)
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]
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}
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}
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