Files
MapLibreParticleLab/platform/macos/app/MapDocument.m

1523 lines
64 KiB
Objective-C
Raw Permalink Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
#import "MapDocument.h"
#import "AppDelegate.h"
// #import "CustomStyleLayerExample.h"
#import "DroppedPinAnnotation.h"
#import "MLNMapsnapshotter.h"
#import "MLNStyle+MBXAdditions.h"
#import "MLNVectorTileSource_Private.h"
#import <Mapbox.h>
static NSString * const MLNDroppedPinAnnotationImageIdentifier = @"dropped";
static const CLLocationCoordinate2D WorldTourDestinations[] = {
{ .latitude = 38.8999418, .longitude = -77.033996 },
{ .latitude = 37.7884307, .longitude = -122.3998631 },
{ .latitude = 52.5003103, .longitude = 13.4197763 },
{ .latitude = 60.1712627, .longitude = 24.9378866 },
{ .latitude = 53.8948782, .longitude = 27.5558476 },
};
NSArray<id <MLNAnnotation>> *MBXFlattenedShapes(NSArray<id <MLNAnnotation>> *shapes) {
NSMutableArray *flattenedShapes = [NSMutableArray arrayWithCapacity:shapes.count];
for (id <MLNAnnotation> shape in shapes) {
NSArray *subshapes;
if ([shape isKindOfClass:[MLNMultiPolyline class]]) {
subshapes = [(MLNMultiPolyline *)shape polylines];
} else if ([shape isKindOfClass:[MLNMultiPolygon class]]) {
subshapes = [(MLNMultiPolygon *)shape polygons];
} else if ([shape isKindOfClass:[MLNPointCollection class]]) {
NSUInteger pointCount = [(MLNPointCollection *)shape pointCount];
CLLocationCoordinate2D *coordinates = [(MLNPointCollection *)shape coordinates];
NSMutableArray *pointAnnotations = [NSMutableArray arrayWithCapacity:pointCount];
for (NSUInteger i = 0; i < pointCount; i++) {
MLNPointAnnotation *pointAnnotation = [[MLNPointAnnotation alloc] init];
pointAnnotation.coordinate = coordinates[i];
[pointAnnotations addObject:pointAnnotation];
}
subshapes = pointAnnotations;
} else if ([shape isKindOfClass:[MLNShapeCollection class]]) {
subshapes = MBXFlattenedShapes([(MLNShapeCollection *)shape shapes]);
}
if (subshapes) {
[flattenedShapes addObjectsFromArray:subshapes];
} else {
[flattenedShapes addObject:shape];
}
}
return flattenedShapes;
}
@interface MLNVectorTileSource (MBXAdditions)
@property (nonatomic, readonly, getter=isMapboxTerrain) BOOL mapboxTerrain;
@end
@implementation MLNVectorTileSource (MBXAdditions)
- (BOOL)isMapboxTerrain {
NSURL *url = self.configurationURL;
if (![url.scheme isEqualToString:@"mapbox"]) {
return NO;
}
NSArray *identifiers = [url.host componentsSeparatedByString:@","];
return [identifiers containsObject:@"mapbox.mapbox-terrain-v2"] || [identifiers containsObject:@"mapbox.mapbox-terrain-v1"];
}
@end
@interface MapDocument () <NSWindowDelegate, NSSharingServicePickerDelegate, NSMenuDelegate, NSSplitViewDelegate, MLNMapViewDelegate, MLNMapSnapshotterDelegate, MLNComputedShapeSourceDataSource>
@property (weak) IBOutlet NSArrayController *styleLayersArrayController;
@property (weak) IBOutlet NSTableView *styleLayersTableView;
@property (weak) IBOutlet NSMenu *mapViewContextMenu;
@property (weak) IBOutlet NSSplitView *splitView;
@property (weak) IBOutlet NSWindow *addOfflinePackWindow;
@property (weak) IBOutlet NSTextField *offlinePackNameField;
@property (weak) IBOutlet NSTextField *minimumOfflinePackZoomLevelField;
@property (weak) IBOutlet NSNumberFormatter *minimumOfflinePackZoomLevelFormatter;
@property (weak) IBOutlet NSTextField *maximumOfflinePackZoomLevelField;
@property (weak) IBOutlet NSNumberFormatter *maximumOfflinePackZoomLevelFormatter;
@property (weak) IBOutlet NSButton *includesIdeographicGlyphsBox;
@end
@implementation MapDocument {
/// Style URL inherited from an existing document at the time this document
/// was created.
NSURL *_inheritedStyleURL;
NSPoint _mouseLocationForMapViewContextMenu;
NSUInteger _droppedPinCounter;
NSNumberFormatter *_spellOutNumberFormatter;
BOOL _isLocalizingLabels;
BOOL _showsToolTipsOnDroppedPins;
BOOL _randomizesCursorsOnDroppedPins;
BOOL _isTouringWorld;
BOOL _isShowingPolygonAndPolylineAnnotations;
BOOL _isShowingAnimatedAnnotation;
MLNMapSnapshotter *_snapshotter;
}
// MARK: Lifecycle
- (NSString *)windowNibName {
return @"MapDocument";
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
}
- (void)windowControllerWillLoadNib:(NSWindowController *)windowController {
NSDocument *currentDocument = [NSDocumentController sharedDocumentController].currentDocument;
if ([currentDocument isKindOfClass:[MapDocument class]]) {
_inheritedStyleURL = [(MapDocument *)currentDocument mapView].styleURL;
}
}
- (void)windowControllerDidLoadNib:(NSWindowController *)controller {
[super windowControllerDidLoadNib:controller];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(userDefaultsDidChange:)
name:NSUserDefaultsDidChangeNotification
object:nil];
_spellOutNumberFormatter = [[NSNumberFormatter alloc] init];
NSPressGestureRecognizer *pressGestureRecognizer = [[NSPressGestureRecognizer alloc] initWithTarget:self action:@selector(handlePressGesture:)];
[self.mapView addGestureRecognizer:pressGestureRecognizer];
[self.splitView setPosition:0 ofDividerAtIndex:0];
[self applyPendingState];
}
- (NSWindow *)window {
return self.windowControllers.firstObject.window;
}
- (void)userDefaultsDidChange:(NSNotification *)notification {
NSUserDefaults *userDefaults = notification.object;
NSString *apiKey = [userDefaults stringForKey:MLNApiKeyDefaultsKey];
if (![apiKey isEqualToString:[MLNSettings apiKey]]) {
[MLNSettings setApiKey:apiKey];
[self reload:self];
}
}
// MARK: NSWindowDelegate methods
- (void)window:(NSWindow *)window willEncodeRestorableState:(NSCoder *)state {
[state encodeObject:self.mapView.styleURL forKey:@"MBXMapViewStyleURL"];
[state encodeBool:_isLocalizingLabels forKey:@"MBXLocalizeLabels"];
}
- (void)window:(NSWindow *)window didDecodeRestorableState:(NSCoder *)state {
self.mapView.styleURL = [state decodeObjectForKey:@"MBXMapViewStyleURL"];
_isLocalizingLabels = [state decodeBoolForKey:@"MBXLocalizeLabels"];
}
// MARK: Services
- (IBAction)showShareMenu:(id)sender {
NSSharingServicePicker *picker = [[NSSharingServicePicker alloc] initWithItems:@[self.shareURL]];
picker.delegate = self;
[picker showRelativeToRect:[sender bounds] ofView:sender preferredEdge:NSMinYEdge];
}
- (NSURL *)shareURL {
NSArray *components = self.mapView.styleURL.pathComponents;
MLNMapCamera *camera = self.mapView.camera;
return [NSURL URLWithString:
[NSString stringWithFormat:@"https://api.mapbox.com/styles/v1/%@/%@.html?access_token=%@#%.2f/%.5f/%.5f/%.f/%.f",
components[1], components[2], [MLNSettings apiKey],
self.mapView.zoomLevel, camera.centerCoordinate.latitude, camera.centerCoordinate.longitude,
camera.heading, camera.pitch]];
}
// MARK: File methods
- (IBAction)import:(id)sender {
NSOpenPanel *panel = [NSOpenPanel openPanel];
panel.allowedFileTypes = @[@"public.json", @"json", @"geojson"];
panel.allowsMultipleSelection = YES;
__weak __typeof__(self) weakSelf = self;
[panel beginSheetModalForWindow:self.window completionHandler:^(NSModalResponse result) {
if (result != NSModalResponseOK) {
return;
}
for (NSURL *url in panel.URLs) {
[weakSelf importFromURL:url];
}
}];
}
/**
Adds the contents of the GeoJSON file at the given URL to the map.
GeoJSON features are styled according to
[simplestyle-spec](https://github.com/mapbox/simplestyle-spec/tree/master/1.1.0/).
*/
- (void)importFromURL:(NSURL *)url {
MLNStyle *style = self.mapView.style;
if (!style) {
return;
}
MLNShapeSource *source = [[MLNShapeSource alloc] initWithIdentifier:[NSUUID UUID].UUIDString URL:url options:nil];
[self.mapView.style addSource:source];
NSString *pointIdentifier = [NSString stringWithFormat:@"%@ marker", source.identifier];
MLNSymbolStyleLayer *pointLayer = [[MLNSymbolStyleLayer alloc] initWithIdentifier:pointIdentifier source:source];
pointLayer.iconImageName =
[NSExpression expressionWithFormat:@"mgl_join({%K, '-', CAST(TERNARY(%K = 'small', 11, 15), 'NSString')})",
@"marker-symbol", @"marker-size"];
pointLayer.iconScale = [NSExpression expressionForConstantValue:@1];
pointLayer.iconColor = [NSExpression expressionWithFormat:@"CAST(mgl_coalesce({%K, '#7e7e7e'}), 'NSColor')",
@"marker-color"];
pointLayer.iconAllowsOverlap = [NSExpression expressionForConstantValue:@YES];
[style addLayer:pointLayer];
NSString *fillIdentifier = [NSString stringWithFormat:@"%@ fill", source.identifier];
MLNFillStyleLayer *fillLayer = [[MLNFillStyleLayer alloc] initWithIdentifier:fillIdentifier source:source];
fillLayer.predicate = [NSPredicate predicateWithFormat:@"fill != nil OR %K != nil", @"fill-opacity"];
fillLayer.fillColor = [NSExpression expressionWithFormat:@"CAST(mgl_coalesce({fill, '#555555'}), 'NSColor')"];
fillLayer.fillOpacity = [NSExpression expressionWithFormat:@"mgl_coalesce({%K, 0.5})", @"fill-opacity"];
[style addLayer:fillLayer];
NSString *lineIdentifier = [NSString stringWithFormat:@"%@ stroke", source.identifier];
MLNLineStyleLayer *lineLayer = [[MLNLineStyleLayer alloc] initWithIdentifier:lineIdentifier source:source];
lineLayer.lineColor = [NSExpression expressionWithFormat:@"CAST(mgl_coalesce({stroke, '#555555'}), 'NSColor')"];
lineLayer.lineOpacity = [NSExpression expressionWithFormat:@"mgl_coalesce({%K, 1.0})", @"stroke-opacity"];
lineLayer.lineWidth = [NSExpression expressionWithFormat:@"mgl_coalesce({%K, 2})", @"stroke-width"];
lineLayer.lineCap = [NSExpression expressionForConstantValue:@"round"];
lineLayer.lineJoin = [NSExpression expressionForConstantValue:@"bevel"];
[style addLayer:lineLayer];
}
- (IBAction)takeSnapshot:(id)sender {
MLNMapCamera *camera = self.mapView.camera;
MLNMapSnapshotOptions *options = [[MLNMapSnapshotOptions alloc] initWithStyleURL:self.mapView.styleURL camera:camera size:self.mapView.bounds.size];
options.zoomLevel = self.mapView.zoomLevel;
// Create and start the snapshotter
__weak __typeof__(self) weakSelf = self;
_snapshotter = [[MLNMapSnapshotter alloc] initWithOptions:options];
_snapshotter.delegate = self;
[_snapshotter startWithCompletionHandler:^(MLNMapSnapshot *snapshot, NSError *error) {
__typeof__(self) strongSelf = weakSelf;
if (!strongSelf) {
return;
}
if (error) {
NSLog(@"Could not load snapshot: %@", error.localizedDescription);
} else {
// Set the default name for the file and show the panel.
NSSavePanel *panel = [NSSavePanel savePanel];
panel.nameFieldStringValue = [strongSelf.mapView.styleURL.lastPathComponent.stringByDeletingPathExtension stringByAppendingPathExtension:@"png"];
panel.allowedFileTypes = [@[(NSString *)kUTTypePNG] arrayByAddingObjectsFromArray:[NSBitmapImageRep imageUnfilteredTypes]];
[panel beginSheetModalForWindow:strongSelf.window completionHandler:^(NSInteger result) {
if (result == NSModalResponseOK) {
// Write the contents in the new format.
NSURL *fileURL = panel.URL;
NSBitmapImageRep *bitmapRep;
for (NSImageRep *imageRep in snapshot.image.representations) {
if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
bitmapRep = (NSBitmapImageRep *)imageRep;
break; // stop on first bitmap rep we find
}
}
if (!bitmapRep) {
bitmapRep = [NSBitmapImageRep imageRepWithData:snapshot.image.TIFFRepresentation];
}
CFStringRef uti = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, (__bridge CFStringRef)fileURL.pathExtension, NULL /* inConformingToUTI */);
NSBitmapImageFileType fileType = NSTIFFFileType;
if (UTTypeConformsTo(uti, kUTTypePNG)) {
fileType = NSPNGFileType;
} else if (UTTypeConformsTo(uti, kUTTypeGIF)) {
fileType = NSGIFFileType;
} else if (UTTypeConformsTo(uti, kUTTypeJPEG2000)) {
fileType = NSJPEG2000FileType;
} else if (UTTypeConformsTo(uti, kUTTypeJPEG)) {
fileType = NSJPEGFileType;
} else if (UTTypeConformsTo(uti, kUTTypeBMP)) {
fileType = NSBitmapImageFileTypeBMP;
}
NSData *imageData = [bitmapRep representationUsingType:fileType properties:@{}];
[imageData writeToURL:fileURL atomically:NO];
}
}];
}
strongSelf->_snapshotter = nil;
}];
}
// MARK: View methods
- (IBAction)showStyle:(id)sender {
NSInteger tag = -1;
if ([sender isKindOfClass:[NSMenuItem class]]) {
tag = [sender tag];
} else if ([sender isKindOfClass:[NSPopUpButton class]]) {
tag = [sender selectedTag];
}
NSURL *styleURL = [[[MLNStyle predefinedStyles] objectAtIndex:tag - 1] url];
[self.undoManager removeAllActionsWithTarget:self];
self.mapView.styleURL = styleURL;
[self.window.toolbar validateVisibleItems];
}
- (IBAction)chooseCustomStyle:(id)sender {
NSAlert *alert = [[NSAlert alloc] init];
alert.messageText = @"Apply custom style";
alert.informativeText = @"Enter the URL to a JSON file that conforms to the MapLibre Style Spec, such as a style designed in Mapbox Studio:";
NSTextField *textField = [[NSTextField alloc] initWithFrame:NSZeroRect];
[textField sizeToFit];
NSRect textFieldFrame = textField.frame;
textFieldFrame.size.width = 300;
textField.frame = textFieldFrame;
NSURL *savedURL = [[NSUserDefaults standardUserDefaults] URLForKey:@"MBXCustomStyleURL"];
if (savedURL) {
textField.stringValue = savedURL.absoluteString;
}
alert.accessoryView = textField;
[alert addButtonWithTitle:@"Apply"];
[alert addButtonWithTitle:@"Cancel"];
if ([alert runModal] == NSAlertFirstButtonReturn) {
[self.undoManager removeAllActionsWithTarget:self];
self.mapView.styleURL = [NSURL URLWithString:textField.stringValue];
[[NSUserDefaults standardUserDefaults] setURL:self.mapView.styleURL forKey:@"MBXCustomStyleURL"];
[self.window.toolbar validateVisibleItems];
}
}
- (IBAction)zoomIn:(id)sender {
[self.mapView setZoomLevel:round(self.mapView.zoomLevel) + 1 animated:YES];
}
- (IBAction)zoomOut:(id)sender {
[self.mapView setZoomLevel:round(self.mapView.zoomLevel) - 1 animated:YES];
}
- (IBAction)snapToNorth:(id)sender {
[self.mapView setDirection:0 animated:YES];
}
- (IBAction)reload:(id)sender {
[self.undoManager removeAllActionsWithTarget:self];
[self.mapView reloadStyle:sender];
}
/**
Show or hide the Layers sidebar.
*/
- (IBAction)toggleLayers:(id)sender {
BOOL isShown = ![self.splitView isSubviewCollapsed:self.splitView.arrangedSubviews.firstObject];
[NSAnimationContext runAnimationGroup:^(NSAnimationContext * _Nonnull context) {
context.allowsImplicitAnimation = YES;
[self.splitView setPosition:isShown ? 0 : 100 ofDividerAtIndex:0];
[self.window.toolbar validateVisibleItems];
} completionHandler:nil];
}
/**
Show or hide the selected layers.
*/
- (IBAction)toggleStyleLayers:(id)sender {
NSInteger clickedRow = self.styleLayersTableView.clickedRow;
NSIndexSet *indices = self.styleLayersTableView.selectedRowIndexes;
if (clickedRow >= 0 && ![indices containsIndex:clickedRow]) {
indices = [NSIndexSet indexSetWithIndex:clickedRow];
}
[self toggleStyleLayersAtArrangedObjectIndexes:indices];
}
- (void)toggleStyleLayersAtArrangedObjectIndexes:(NSIndexSet *)indices {
NSArray<MLNStyleLayer *> *layers = [self.mapView.style.reversedLayers objectsAtIndexes:indices];
BOOL isVisible = layers.firstObject.visible;
[self.undoManager registerUndoWithTarget:self handler:^(MapDocument * _Nonnull target) {
[target toggleStyleLayersAtArrangedObjectIndexes:indices];
}];
if (!self.undoManager.undoing) {
NSString *actionName;
if (indices.count == 1) {
actionName = [NSString stringWithFormat:@"%@ Layer “%@”", isVisible ? @"Hide" : @"Show", layers.firstObject.identifier];
} else {
actionName = [NSString stringWithFormat:@"%@ %@ Layers", isVisible ? @"Hide" : @"Show",
[NSNumberFormatter localizedStringFromNumber:@(indices.count)
numberStyle:NSNumberFormatterDecimalStyle]];
}
[self.undoManager setActionIsDiscardable:YES];
[self.undoManager setActionName:actionName];
}
for (MLNStyleLayer *layer in layers) {
layer.visible = !isVisible;
}
NSIndexSet *columnIndices = [NSIndexSet indexSetWithIndexesInRange:NSMakeRange(0, 2)];
[self.styleLayersTableView reloadDataForRowIndexes:indices columnIndexes:columnIndices];
}
- (IBAction)deleteStyleLayers:(id)sender {
NSInteger clickedRow = self.styleLayersTableView.clickedRow;
NSIndexSet *indices = self.styleLayersTableView.selectedRowIndexes;
if (clickedRow >= 0 && ![indices containsIndex:clickedRow]) {
indices = [NSIndexSet indexSetWithIndex:clickedRow];
}
[self deleteStyleLayersAtArrangedObjectIndexes:indices];
}
- (void)insertStyleLayers:(NSArray<MLNStyleLayer *> *)layers atArrangedObjectIndexes:(NSIndexSet *)indices {
[self.undoManager registerUndoWithTarget:self handler:^(id _Nonnull target) {
[self deleteStyleLayersAtArrangedObjectIndexes:indices];
}];
if (!self.undoManager.undoing) {
NSString *actionName;
if (indices.count == 1) {
actionName = [NSString stringWithFormat:@"Add Layer “%@”", layers.firstObject.identifier];
} else {
actionName = [NSString stringWithFormat:@"Add %@ Layers",
[NSNumberFormatter localizedStringFromNumber:@(indices.count) numberStyle:NSNumberFormatterDecimalStyle]];
}
[self.undoManager setActionName:actionName];
}
[self.styleLayersArrayController insertObjects:layers atArrangedObjectIndexes:indices];
}
- (void)deleteStyleLayersAtArrangedObjectIndexes:(NSIndexSet *)indices {
NSArray<MLNStyleLayer *> *layers = [self.mapView.style.reversedLayers objectsAtIndexes:indices];
[self.undoManager registerUndoWithTarget:self handler:^(id _Nonnull target) {
[self insertStyleLayers:layers atArrangedObjectIndexes:indices];
}];
if (!self.undoManager.undoing) {
NSString *actionName;
if (indices.count == 1) {
actionName = [NSString stringWithFormat:@"Delete Layer “%@”", layers.firstObject.identifier];
} else {
actionName = [NSString stringWithFormat:@"Delete %@ Layers",
[NSNumberFormatter localizedStringFromNumber:@(indices.count) numberStyle:NSNumberFormatterDecimalStyle]];
}
[self.undoManager setActionName:actionName];
}
[self.styleLayersArrayController removeObjectsAtArrangedObjectIndexes:indices];
}
- (IBAction)setLabelLanguage:(NSMenuItem *)sender {
_isLocalizingLabels = sender.tag;
[self reload:sender];
}
- (void)updateLabels {
[self.mapView.style localizeLabelsIntoLocale:_isLocalizingLabels ? nil : [NSLocale localeWithLocaleIdentifier:@"mul"]];
}
- (void)applyPendingState {
if (_inheritedStyleURL) {
self.mapView.styleURL = _inheritedStyleURL;
_inheritedStyleURL = nil;
}
AppDelegate *appDelegate = (AppDelegate *)NSApp.delegate;
if (appDelegate.pendingStyleURL) {
self.mapView.styleURL = appDelegate.pendingStyleURL;
}
if (appDelegate.pendingCamera) {
if (appDelegate.pendingZoomLevel >= 0) {
self.mapView.zoomLevel = appDelegate.pendingZoomLevel;
appDelegate.pendingCamera.altitude = self.mapView.camera.altitude;
}
self.mapView.camera = appDelegate.pendingCamera;
appDelegate.pendingZoomLevel = -1;
appDelegate.pendingCamera = nil;
}
if (!MLNCoordinateBoundsIsEmpty(appDelegate.pendingVisibleCoordinateBounds)) {
self.mapView.visibleCoordinateBounds = appDelegate.pendingVisibleCoordinateBounds;
appDelegate.pendingVisibleCoordinateBounds = (MLNCoordinateBounds){ { 0, 0 }, { 0, 0 } };
}
if (appDelegate.pendingDebugMask) {
self.mapView.debugMask = appDelegate.pendingDebugMask;
}
if (appDelegate.pendingMinimumZoomLevel >= 0) {
self.mapView.zoomLevel = MAX(appDelegate.pendingMinimumZoomLevel, self.mapView.zoomLevel);
appDelegate.pendingMaximumZoomLevel = -1;
}
if (appDelegate.pendingMaximumZoomLevel >= 0) {
self.mapView.zoomLevel = MIN(appDelegate.pendingMaximumZoomLevel, self.mapView.zoomLevel);
appDelegate.pendingMaximumZoomLevel = -1;
}
// Temporarily set the display name to the default center coordinate instead
// of “Untitled” until the binding kicks in.
NSValue *coordinateValue = [NSValue valueWithMLNCoordinate:self.mapView.centerCoordinate];
NSString *coordinateString = [[NSValueTransformer valueTransformerForName:@"LocationCoordinate2DTransformer"]
transformedValue:coordinateValue];
self.displayName = [NSString stringWithFormat:@"%@ @ %f", coordinateString, _mapView.zoomLevel];
}
// MARK: Debug methods
- (IBAction)toggleTileBoundaries:(id)sender {
self.mapView.debugMask ^= MLNMapDebugTileBoundariesMask;
}
- (IBAction)toggleTileInfo:(id)sender {
self.mapView.debugMask ^= MLNMapDebugTileInfoMask;
}
- (IBAction)toggleTileTimestamps:(id)sender {
self.mapView.debugMask ^= MLNMapDebugTimestampsMask;
}
- (IBAction)toggleCollisionBoxes:(id)sender {
self.mapView.debugMask ^= MLNMapDebugCollisionBoxesMask;
}
- (IBAction)toggleOverdrawVisualization:(id)sender {
self.mapView.debugMask ^= MLNMapDebugOverdrawVisualizationMask;
}
- (IBAction)showColorBuffer:(id)sender {
self.mapView.debugMask &= ~MLNMapDebugStencilBufferMask;
self.mapView.debugMask &= ~MLNMapDebugDepthBufferMask;
}
- (IBAction)showStencilBuffer:(id)sender {
self.mapView.debugMask &= ~MLNMapDebugDepthBufferMask;
self.mapView.debugMask |= MLNMapDebugStencilBufferMask;
}
- (IBAction)showDepthBuffer:(id)sender {
self.mapView.debugMask &= ~MLNMapDebugStencilBufferMask;
self.mapView.debugMask |= MLNMapDebugDepthBufferMask;
}
- (IBAction)toggleShowsToolTipsOnDroppedPins:(id)sender {
_showsToolTipsOnDroppedPins = !_showsToolTipsOnDroppedPins;
}
- (IBAction)toggleRandomizesCursorsOnDroppedPins:(id)sender {
_randomizesCursorsOnDroppedPins = !_randomizesCursorsOnDroppedPins;
}
- (IBAction)dropManyPins:(id)sender {
[self removeAllAnnotations:sender];
NSRect bounds = self.mapView.bounds;
NSMutableArray *annotations = [NSMutableArray array];
for (CGFloat x = NSMinX(bounds); x < NSMaxX(bounds); x += arc4random_uniform(50)) {
for (CGFloat y = NSMaxY(bounds); y >= NSMinY(bounds); y -= arc4random_uniform(100)) {
[annotations addObject:[self pinAtPoint:NSMakePoint(x, y)]];
}
}
[NSTimer scheduledTimerWithTimeInterval:1.0/60.0
target:self
selector:@selector(dropOneOfManyPins:)
userInfo:annotations
repeats:YES];
}
- (void)dropOneOfManyPins:(NSTimer *)timer {
NSMutableArray *annotations = timer.userInfo;
NSUInteger numberOfAnnotationsToAdd = 50;
if (annotations.count < numberOfAnnotationsToAdd) {
numberOfAnnotationsToAdd = annotations.count;
}
NSArray *annotationsToAdd = [annotations subarrayWithRange:
NSMakeRange(0, numberOfAnnotationsToAdd)];
[self.mapView addAnnotations:annotationsToAdd];
[annotations removeObjectsInRange:NSMakeRange(0, numberOfAnnotationsToAdd)];
if (!annotations.count) {
[timer invalidate];
}
}
- (IBAction)showAllAnnotations:(id)sender {
[self.mapView showAnnotations:self.mapView.annotations animated:YES];
}
- (IBAction)removeAllAnnotations:(id)sender {
[self.mapView removeAnnotations:self.mapView.annotations];
_isShowingPolygonAndPolylineAnnotations = NO;
_isShowingAnimatedAnnotation = NO;
}
- (IBAction)startWorldTour:(id)sender {
_isTouringWorld = YES;
[self removeAllAnnotations:sender];
NSUInteger numberOfAnnotations = sizeof(WorldTourDestinations) / sizeof(WorldTourDestinations[0]);
NSMutableArray *annotations = [NSMutableArray arrayWithCapacity:numberOfAnnotations];
for (NSUInteger i = 0; i < numberOfAnnotations; i++) {
MLNPointAnnotation *annotation = [[MLNPointAnnotation alloc] init];
annotation.coordinate = WorldTourDestinations[i];
[annotations addObject:annotation];
}
[self.mapView addAnnotations:annotations];
[self continueWorldTourWithRemainingAnnotations:annotations];
}
- (void)continueWorldTourWithRemainingAnnotations:(NSMutableArray<MLNPointAnnotation *> *)annotations {
MLNPointAnnotation *nextAnnotation = annotations.firstObject;
if (!nextAnnotation || !_isTouringWorld) {
_isTouringWorld = NO;
return;
}
[annotations removeObjectAtIndex:0];
MLNMapCamera *camera = [MLNMapCamera cameraLookingAtCenterCoordinate:nextAnnotation.coordinate
acrossDistance:0
pitch:arc4random_uniform(60)
heading:arc4random_uniform(360)];
__weak MapDocument *weakSelf = self;
[self.mapView flyToCamera:camera completionHandler:^{
MapDocument *strongSelf = weakSelf;
[strongSelf performSelector:@selector(continueWorldTourWithRemainingAnnotations:)
withObject:annotations
afterDelay:2];
}];
}
- (IBAction)stopWorldTour:(id)sender {
_isTouringWorld = NO;
// Any programmatic viewpoint change cancels outstanding animations.
self.mapView.camera = self.mapView.camera;
}
- (IBAction)drawPolygonAndPolyLineAnnotations:(id)sender {
if (_isShowingPolygonAndPolylineAnnotations) {
[self removeAllAnnotations:sender];
return;
}
_isShowingPolygonAndPolylineAnnotations = YES;
// Pacific Northwest triangle
CLLocationCoordinate2D triangleCoordinates[3] = {
CLLocationCoordinate2DMake(44, -122),
CLLocationCoordinate2DMake(46, -122),
CLLocationCoordinate2DMake(46, -121)
};
MLNPolygon *triangle = [MLNPolygon polygonWithCoordinates:triangleCoordinates count:3];
[self.mapView addAnnotation:triangle];
// West coast line
CLLocationCoordinate2D lineCoordinates[4] = {
CLLocationCoordinate2DMake(47.6025, -122.3327),
CLLocationCoordinate2DMake(45.5189, -122.6726),
CLLocationCoordinate2DMake(37.7790, -122.4177),
CLLocationCoordinate2DMake(34.0532, -118.2349)
};
MLNPolyline *line = [MLNPolyline polylineWithCoordinates:lineCoordinates count:4];
[self.mapView addAnnotation:line];
}
- (IBAction)drawAnimatedAnnotation:(id)sender {
DroppedPinAnnotation *annotation = [[DroppedPinAnnotation alloc] init];
[self.mapView addAnnotation:annotation];
_isShowingAnimatedAnnotation = YES;
[NSTimer scheduledTimerWithTimeInterval:1.0/60.0
target:self
selector:@selector(updateAnimatedAnnotation:)
userInfo:annotation
repeats:YES];
}
- (id<MLNAnnotation>)randomOffscreenPointAnnotation {
NSPredicate *pointAnnotationPredicate = [NSPredicate predicateWithBlock:^BOOL(id _Nullable evaluatedObject, NSDictionary<NSString *,id> * _Nullable bindings) {
return [evaluatedObject isKindOfClass:[MLNPointAnnotation class]];
}];
NSArray *annotations = [self.mapView.annotations filteredArrayUsingPredicate:pointAnnotationPredicate];
if (annotations.count == 0) {
return nil;
}
// NOTE: self.mapView.visibleAnnotations occasionally returns nil - see
// https://github.com/mapbox/mapbox-gl-native/issues/11296
NSArray *visibleAnnotations = [self.mapView.visibleAnnotations filteredArrayUsingPredicate:pointAnnotationPredicate];
NSLog(@"Number of visible point annotations = %ld", visibleAnnotations.count);
if (visibleAnnotations.count == annotations.count) {
return nil;
}
NSMutableArray *invisibleAnnotations = [annotations mutableCopy];
if (visibleAnnotations.count > 0) {
[invisibleAnnotations removeObjectsInArray:visibleAnnotations];
}
// Now pick a random offscreen annotation.
uint32_t index = arc4random_uniform((uint32_t)invisibleAnnotations.count);
return invisibleAnnotations[index];
}
- (IBAction)selectOffscreenPointAnnotation:(id)sender {
id<MLNAnnotation> annotation = [self randomOffscreenPointAnnotation];
if (annotation) {
[self.mapView selectAnnotation:annotation];
// Alternative method to select the annotation. These two should do the same thing.
// self.mapView.selectedAnnotations = @[annotation];
NSAssert(self.mapView.selectedAnnotations.firstObject, @"The annotation was not selected");
}
}
- (void)updateAnimatedAnnotation:(NSTimer *)timer {
DroppedPinAnnotation *annotation = timer.userInfo;
double angle = timer.fireDate.timeIntervalSinceReferenceDate;
annotation.coordinate = CLLocationCoordinate2DMake(
sin(angle) * 20,
cos(angle) * 20);
}
- (IBAction) addAnimatedImageSource:(id)sender {
MLNImage *image = [[NSBundle bundleForClass:[self class]] imageForResource:@"southeast_0"];
MLNCoordinateBounds bounds = { {22.551103322318994, -90.24006072802854}, {36.928147474567794, -75.1441643681673} };
MLNImageSource *imageSource = [[MLNImageSource alloc] initWithIdentifier:@"animated-radar-source" coordinateQuad:MLNCoordinateQuadFromCoordinateBounds(bounds) image:image];
[self.mapView.style addSource:imageSource];
MLNRasterStyleLayer * imageLayer = [[MLNRasterStyleLayer alloc] initWithIdentifier:@"animated-radar-layer" source:imageSource];
[self.mapView.style addLayer:imageLayer];
[NSTimer scheduledTimerWithTimeInterval:1.0
target:self
selector:@selector(updateAnimatedImageSource:)
userInfo:imageSource
repeats:YES];
}
- (void)updateAnimatedImageSource:(NSTimer *)timer {
static int radarSuffix = 0;
MLNImageSource *imageSource = (MLNImageSource *)timer.userInfo;
MLNImage *image = [[NSBundle bundleForClass:[self class]] imageForResource:[NSString stringWithFormat:@"southeast_%d", radarSuffix++]];
[imageSource setValue:image forKey:@"image"];
if(radarSuffix > 3) {
radarSuffix = 0 ;
}
}
// - (IBAction)insertCustomStyleLayer:(id)sender {
// [self.undoManager registerUndoWithTarget:self handler:^(id _Nonnull target) {
// [self removeCustomStyleLayer:sender];
// }];
// if (!self.undoManager.isUndoing) {
// [self.undoManager setActionName:@"Add Lime Green Layer"];
// }
// CustomStyleLayerExample *layer = [[CustomStyleLayerExample alloc] initWithIdentifier:@"mbx-custom"];
// MLNStyleLayer *houseNumberLayer = [self.mapView.style layerWithIdentifier:@"housenum-label"];
// if (houseNumberLayer) {
// [self.mapView.style insertLayer:layer belowLayer:houseNumberLayer];
// } else {
// [self.mapView.style addLayer:layer];
// }
// }
// - (IBAction)removeCustomStyleLayer:(id)sender {
// [self.undoManager registerUndoWithTarget:self handler:^(id _Nonnull target) {
// [self insertCustomStyleLayer:sender];
// }];
// if (!self.undoManager.isUndoing) {
// [self.undoManager setActionName:@"Delete Lime Green Layer"];
// }
// MLNStyleLayer *layer = [self.mapView.style layerWithIdentifier:@"mbx-custom"];
// [self.mapView.style removeLayer:layer];
// }
- (IBAction)insertGraticuleLayer:(id)sender {
[self.undoManager registerUndoWithTarget:self handler:^(id _Nonnull target) {
[self removeGraticuleLayer:sender];
}];
if (!self.undoManager.isUndoing) {
[self.undoManager setActionName:@"Add Graticule"];
}
NSDictionary *sourceOptions = @{
MLNShapeSourceOptionMaximumZoomLevel:@14,
MLNShapeSourceOptionWrapsCoordinates: @YES,
MLNShapeSourceOptionClipsCoordinates: @YES,
};
MLNComputedShapeSource *source = [[MLNComputedShapeSource alloc] initWithIdentifier:@"graticule"
options:sourceOptions];
source.dataSource = self;
[self.mapView.style addSource:source];
MLNLineStyleLayer *lineLayer = [[MLNLineStyleLayer alloc] initWithIdentifier:@"graticule.lines"
source:source];
[self.mapView.style addLayer:lineLayer];
MLNSymbolStyleLayer *labelLayer = [[MLNSymbolStyleLayer alloc] initWithIdentifier:@"graticule.labels"
source:source];
labelLayer.text = [NSExpression expressionWithFormat:@"value"];
[self.mapView.style addLayer:labelLayer];
}
- (IBAction)removeGraticuleLayer:(id)sender {
[self.undoManager registerUndoWithTarget:self handler:^(id _Nonnull target) {
[self insertGraticuleLayer:sender];
}];
if (!self.undoManager.isUndoing) {
[self.undoManager setActionName:@"Delete Graticule"];
}
MLNStyleLayer *layer = [self.mapView.style layerWithIdentifier:@"graticule.lines"];
[self.mapView.style removeLayer:layer];
layer = [self.mapView.style layerWithIdentifier:@"graticule.labels"];
[self.mapView.style removeLayer:layer];
MLNSource *source = [self.mapView.style sourceWithIdentifier:@"graticule"];
[self.mapView.style removeSource:source];
}
- (IBAction)enhanceTerrain:(id)sender {
// Works only with Mapbox tileserver
if (![[MLNSettings tileServerOptions].uriSchemeAlias isEqualToString:@"mapbox"])
return;
// Find all the identifiers of Mapbox Terrain sources used in the style.
NSMutableSet *terrainSourceIdentifiers = [NSMutableSet set];
for (MLNVectorTileSource *source in self.mapView.style.sources) {
if (![source isKindOfClass:[MLNVectorTileSource class]]) {
continue;
}
if (source.mapboxTerrain) {
[terrainSourceIdentifiers addObject:source.identifier];
}
}
// Find and remove all the style layers using those sources.
NSUInteger hillshadeIndex = NSNotFound;
NSEnumerator *layerEnumerator = self.mapView.style.layers.objectEnumerator;
MLNVectorStyleLayer *layer;
for (NSUInteger i = 0; (layer = layerEnumerator.nextObject); i++) {
if (![layer isKindOfClass:[MLNVectorStyleLayer class]]) {
continue;
}
if ([terrainSourceIdentifiers containsObject:layer.sourceIdentifier]
&& [layer.sourceLayerIdentifier isEqualToString:@"hillshade"]) {
hillshadeIndex = i;
[self.mapView.style removeLayer:layer];
}
}
if (hillshadeIndex == NSNotFound) {
return;
}
// Add terrain-RGB source.
NSURL *terrainRGBURL = [NSURL URLWithString:@"maptiler://sources/terrain-rgb"];
MLNRasterDEMSource *terrainRGBSource = [[MLNRasterDEMSource alloc] initWithIdentifier:@"terrain" configurationURL:terrainRGBURL];
[self.mapView.style addSource:terrainRGBSource];
// Insert a hillshade layer where the Mapbox Terrain–based layers were.
MLNHillshadeStyleLayer *hillshadeLayer = [[MLNHillshadeStyleLayer alloc] initWithIdentifier:@"hillshade" source:terrainRGBSource];
[self.mapView.style insertLayer:hillshadeLayer atIndex:hillshadeIndex];
}
// MARK: Offline packs
- (IBAction)addOfflinePack:(id)sender {
self.offlinePackNameField.stringValue = @"";
self.offlinePackNameField.placeholderString = MLNStringFromCoordinateBounds(self.mapView.visibleCoordinateBounds);
self.minimumOfflinePackZoomLevelField.doubleValue = floor(self.mapView.zoomLevel);
self.maximumOfflinePackZoomLevelField.doubleValue = ceil(self.mapView.maximumZoomLevel);
self.minimumOfflinePackZoomLevelFormatter.minimum = @(floor(self.mapView.minimumZoomLevel));
self.maximumOfflinePackZoomLevelFormatter.minimum = @(floor(self.mapView.minimumZoomLevel));
self.minimumOfflinePackZoomLevelFormatter.maximum = @(ceil(self.mapView.maximumZoomLevel));
self.maximumOfflinePackZoomLevelFormatter.maximum = @(ceil(self.mapView.maximumZoomLevel));
id ideographicFontFamilyName = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"MLNIdeographicFontFamilyName"];
self.includesIdeographicGlyphsBox.state = ([ideographicFontFamilyName isKindOfClass:[NSNumber class]] && ![ideographicFontFamilyName boolValue]) ? NSOffState : NSOnState;
[self.addOfflinePackWindow makeFirstResponder:self.offlinePackNameField];
__weak __typeof__(self) weakSelf = self;
[self.window beginSheet:self.addOfflinePackWindow completionHandler:^(NSModalResponse returnCode) {
__typeof__(self) strongSelf = weakSelf;
if (!strongSelf || returnCode != NSModalResponseOK) {
return;
}
id <MLNOfflineRegion> region =
[[MLNTilePyramidOfflineRegion alloc] initWithStyleURL:strongSelf.mapView.styleURL
bounds:strongSelf.mapView.visibleCoordinateBounds
fromZoomLevel:strongSelf.minimumOfflinePackZoomLevelField.integerValue
toZoomLevel:strongSelf.maximumOfflinePackZoomLevelField.integerValue];
region.includesIdeographicGlyphs = strongSelf.includesIdeographicGlyphsBox.state == NSOnState;
NSString *name = strongSelf.offlinePackNameField.stringValue;
if (!name.length) {
name = strongSelf.offlinePackNameField.placeholderString;
}
NSData *context = [[NSValueTransformer valueTransformerForName:@"OfflinePackNameValueTransformer"] reverseTransformedValue:name];
[[MLNOfflineStorage sharedOfflineStorage] addPackForRegion:region withContext:context completionHandler:^(MLNOfflinePack * _Nullable pack, NSError * _Nullable error) {
if (error) {
[[NSAlert alertWithError:error] runModal];
} else {
[(AppDelegate *)NSApp.delegate watchOfflinePack:pack];
[pack resume];
}
}];
}];
}
- (IBAction)confirmAddingOfflinePack:(id)sender {
[self.window endSheet:self.addOfflinePackWindow returnCode:[sender tag] ? NSModalResponseOK : NSModalResponseCancel];
}
// MARK: Mouse events
- (void)handlePressGesture:(NSPressGestureRecognizer *)gestureRecognizer {
if (gestureRecognizer.state == NSGestureRecognizerStateBegan) {
NSPoint location = [gestureRecognizer locationInView:self.mapView];
if (!NSPointInRect([gestureRecognizer locationInView:self.mapView.compass], self.mapView.compass.bounds)
&& !NSPointInRect([gestureRecognizer locationInView:self.mapView.zoomControls], self.mapView.zoomControls.bounds)
&& !NSPointInRect([gestureRecognizer locationInView:self.mapView.attributionView], self.mapView.attributionView.bounds)) {
[self dropPinAtPoint:location];
}
}
}
- (IBAction)manipulateStyle:(id)sender {
// Works only with Mapbox tileserver
if (![[MLNSettings tileServerOptions].uriSchemeAlias isEqualToString:@"mapbox"])
return;
MLNTransition transition = { .duration = 5, .delay = 1 };
self.mapView.style.transition = transition;
MLNStyleLayer *waterLayer = [self.mapView.style layerWithIdentifier:@"water"];
NSExpression *colorExpression = [NSExpression expressionWithFormat:@"mgl_interpolate:withCurveType:parameters:stops:($zoomLevel, 'linear', nil, %@)", @{
@0.0: [NSColor redColor],
@10.0: [NSColor yellowColor],
@20.0: [NSColor blackColor],
}];
if ([waterLayer respondsToSelector:@selector(fillColor)]) {
[waterLayer setValue:colorExpression forKey:@"fillColor"];
} else if ([waterLayer respondsToSelector:@selector(lineColor)]) {
[waterLayer setValue:colorExpression forKey:@"lineColor"];
}
NSString *filePath = [[NSBundle bundleForClass:self.class] pathForResource:@"amsterdam" ofType:@"geojson"];
NSURL *geoJSONURL = [NSURL fileURLWithPath:filePath];
MLNShapeSource *source = [[MLNShapeSource alloc] initWithIdentifier:@"ams" URL:geoJSONURL options:nil];
[self.mapView.style addSource:source];
MLNCircleStyleLayer *circleLayer = [[MLNCircleStyleLayer alloc] initWithIdentifier:@"test" source:source];
circleLayer.circleColor = [NSExpression expressionForConstantValue:[NSColor greenColor]];
circleLayer.circleRadius = [NSExpression expressionForConstantValue:@40];
// fillLayer.predicate = [NSPredicate predicateWithFormat:@"%K == %@", @"type", @"park"];
[self.mapView.style addLayer:circleLayer];
MLNSource *streetsSource = [self.mapView.style sourceWithIdentifier:@"composite"];
if (streetsSource) {
NSImage *image = [NSImage imageNamed:NSImageNameIChatTheaterTemplate];
[self.mapView.style setImage:image forName:NSImageNameIChatTheaterTemplate];
MLNSymbolStyleLayer *theaterLayer = [[MLNSymbolStyleLayer alloc] initWithIdentifier:@"theaters" source:streetsSource];
theaterLayer.sourceLayerIdentifier = @"poi_label";
theaterLayer.predicate = [NSPredicate predicateWithFormat:@"maki == 'theatre'"];
theaterLayer.iconImageName = [NSExpression expressionForConstantValue:NSImageNameIChatTheaterTemplate];
theaterLayer.iconScale = [NSExpression expressionForConstantValue:@2];
theaterLayer.iconColor = [NSExpression expressionWithFormat:@"mgl_interpolate:withCurveType:parameters:stops:($zoomLevel, 'linear', nil, %@)", @{
@16.0: [NSColor redColor],
@18.0: [NSColor yellowColor],
@20.0: [NSColor blackColor],
}];
[self.mapView.style addLayer:theaterLayer];
NSImage *ohio = [NSImage imageNamed:@"ohio"];
[self.mapView.style setImage:ohio forName:@"ohio"];
MLNSymbolStyleLayer *ohioLayer = [[MLNSymbolStyleLayer alloc] initWithIdentifier:@"ohio" source:streetsSource];
ohioLayer.sourceLayerIdentifier = @"road";
ohioLayer.predicate = [NSPredicate predicateWithFormat:@"shield = 'circle-white' and iso_3166_2 = 'US-OH'"];
ohioLayer.symbolPlacement = [NSExpression expressionForConstantValue:@"line"];
ohioLayer.text = [NSExpression expressionForKeyPath:@"ref"];
ohioLayer.textFontNames = [NSExpression expressionWithFormat:@"{'DIN Offc Pro Bold', 'Arial Unicode MS Bold'}"];
ohioLayer.textFontSize = [NSExpression expressionForConstantValue:@10];
ohioLayer.textRotationAlignment = [NSExpression expressionForConstantValue:@"viewport"];
ohioLayer.iconImageName = [NSExpression expressionForConstantValue:@"ohio"];
ohioLayer.iconTextFit = [NSExpression expressionForConstantValue:@"both"];
ohioLayer.iconTextFitPadding = [NSExpression expressionForConstantValue:[NSValue valueWithEdgeInsets:NSEdgeInsetsMake(1, 2, 1, 3)]];
ohioLayer.iconRotationAlignment = [NSExpression expressionForConstantValue:@"viewport"];
[self.mapView.style addLayer:ohioLayer];
}
NSURL *imageURL = [NSURL URLWithString:@"https://maplibre.org/maplibre-gl-js-docs/assets/radar.gif"];
MLNCoordinateQuad quad = { {46.437, -80.425},
{37.936, -80.425},
{37.936, -71.516},
{46.437, -71.516} };
MLNImageSource *imageSource = [[MLNImageSource alloc] initWithIdentifier:@"radar-source" coordinateQuad:quad URL:imageURL];
[self.mapView.style addSource:imageSource];
MLNRasterStyleLayer * imageLayer = [[MLNRasterStyleLayer alloc] initWithIdentifier:@"radar-layer" source:imageSource];
[self.mapView.style addLayer:imageLayer];
MLNCircleStyleLayer *ucLayer = [[MLNCircleStyleLayer alloc] initWithIdentifier:@"uc" source:streetsSource];
ucLayer.sourceLayerIdentifier = @"poi_label";
ucLayer.predicate = [NSPredicate predicateWithFormat:@"$geometryType = 'Point'"];
CLLocationCoordinate2D ucCoordinates[] = {
{ .latitude = 39.1279, .longitude = -84.5209 },
{ .latitude = 39.1273, .longitude = -84.5112 },
{ .latitude = 39.1355, .longitude = -84.5102 },
{ .latitude = 39.1360, .longitude = -84.5212 },
{ .latitude = 39.1279, .longitude = -84.5209 },
};
MLNPolygon *uc = [MLNPolygon polygonWithCoordinates:ucCoordinates count:sizeof(ucCoordinates) / sizeof(ucCoordinates[0])];
ucLayer.circleOpacity = [NSExpression expressionWithFormat:@"TERNARY(SELF IN %@, 1, 0)", uc];
ucLayer.circleRadius = [NSExpression expressionForConstantValue:@5];
ucLayer.circleColor = [NSExpression expressionForConstantValue:NSColor.redColor];
[self.mapView.style addLayer:ucLayer];
}
- (IBAction)dropPin:(NSMenuItem *)sender {
[self dropPinAtPoint:_mouseLocationForMapViewContextMenu];
}
- (void)dropPinAtPoint:(NSPoint)point {
DroppedPinAnnotation *annotation = [self pinAtPoint:point];
[self.mapView addAnnotation:annotation];
[self.mapView selectAnnotation:annotation];
}
- (DroppedPinAnnotation *)pinAtPoint:(NSPoint)point {
NSArray *features = [self.mapView visibleFeaturesAtPoint:point];
NSString *title;
NSString *description;
for (id <MLNFeature> feature in features) {
if (!title) {
title = [feature attributeForKey:@"title"] ?: [feature attributeForKey:@"name_en"] ?: [feature attributeForKey:@"name"];
// simplestyle-spec defines a “description” attribute in HTML format.
NSString *featureDescription = [feature attributeForKey:@"description"];
if (featureDescription) {
// Convert HTML to plain text, because the default popover is
// bound to an NSString-typed property.
NSData *data = [featureDescription dataUsingEncoding:NSUTF8StringEncoding];
description = [[NSAttributedString alloc] initWithHTML:data options:@{} documentAttributes:nil].string;
}
if (title) {
break;
}
}
}
DroppedPinAnnotation *annotation = [[DroppedPinAnnotation alloc] init];
annotation.coordinate = [self.mapView convertPoint:point toCoordinateFromView:self.mapView];
annotation.title = title ?: @"Dropped Pin";
annotation.note = description;
_spellOutNumberFormatter.numberStyle = NSNumberFormatterSpellOutStyle;
if (_showsToolTipsOnDroppedPins) {
NSString *formattedNumber = [_spellOutNumberFormatter stringFromNumber:@(++_droppedPinCounter)];
annotation.toolTip = formattedNumber;
}
return annotation;
}
- (IBAction)removePin:(NSMenuItem *)sender {
[self removePinAtPoint:_mouseLocationForMapViewContextMenu];
}
- (void)removePinAtPoint:(NSPoint)point {
[self.mapView removeAnnotation:[self.mapView annotationAtPoint:point]];
}
- (IBAction)selectFeatures:(id)sender {
[self selectFeaturesAtPoint:_mouseLocationForMapViewContextMenu];
}
- (void)selectFeaturesAtPoint:(NSPoint)point {
NSArray *features = [self.mapView visibleFeaturesAtPoint:point];
NSArray *flattenedFeatures = MBXFlattenedShapes(features);
[self.mapView addAnnotations:flattenedFeatures];
}
// MARK: User interface validation
- (BOOL)validateMenuItem:(NSMenuItem *)menuItem {
if (menuItem.action == @selector(showStyle:)) {
NSURL *styleURL = self.mapView.styleURL;
NSArray<MLNDefaultStyle*>* predefinedStyles = [MLNStyle predefinedStyles];
NSCellStateValue state;
if (menuItem.tag >= 1 && menuItem.tag <= (unsigned)[predefinedStyles count]) {
NSURL* refStyleURL = [predefinedStyles objectAtIndex:menuItem.tag - 1].url;
state = [styleURL isEqual:refStyleURL];
menuItem.state = state;
return YES;
}
return NO;
}
if (menuItem.action == @selector(chooseCustomStyle:)) {
menuItem.state = self.indexOfStyleInToolbarItem == NSNotFound;
return YES;
}
if (menuItem.action == @selector(zoomIn:)) {
return self.mapView.zoomLevel < self.mapView.maximumZoomLevel;
}
if (menuItem.action == @selector(zoomOut:)) {
return self.mapView.zoomLevel > self.mapView.minimumZoomLevel;
}
if (menuItem.action == @selector(snapToNorth:)) {
return self.mapView.direction != 0;
}
if (menuItem.action == @selector(reload:)) {
return YES;
}
if (menuItem.action == @selector(toggleLayers:)) {
BOOL isShown = ![self.splitView isSubviewCollapsed:self.splitView.arrangedSubviews.firstObject];
menuItem.title = isShown ? @"Hide Layers" : @"Show Layers";
return YES;
}
if (menuItem.action == @selector(toggleStyleLayers:)) {
NSInteger row = self.styleLayersTableView.clickedRow;
if (row == -1) {
row = self.styleLayersTableView.selectedRow;
}
if (row == -1) {
menuItem.title = @"Show";
} else {
BOOL isVisible = self.mapView.style.reversedLayers[row].visible;
menuItem.title = isVisible ? @"Hide" : @"Show";
}
return row != -1;
}
if (menuItem.action == @selector(deleteStyleLayers:)) {
return self.styleLayersTableView.clickedRow >= 0 || self.styleLayersTableView.selectedRow >= 0;
}
if (menuItem.action == @selector(setLabelLanguage:)) {
menuItem.state = menuItem.tag == _isLocalizingLabels ? NSOnState: NSOffState;
if (menuItem.tag) {
NSLocale *locale = [NSLocale localeWithLocaleIdentifier:[NSBundle mainBundle].developmentLocalization];
NSString *preferredLanguage = [MLNVectorTileSource preferredMapboxStreetsLanguage] ?: @"en";
menuItem.title = [locale displayNameForKey:NSLocaleIdentifier value:preferredLanguage];
}
return YES;
}
if (menuItem.action == @selector(manipulateStyle:)) {
return YES;
}
if (menuItem.action == @selector(dropPin:)) {
id <MLNAnnotation> annotationUnderCursor = [self.mapView annotationAtPoint:_mouseLocationForMapViewContextMenu];
menuItem.hidden = annotationUnderCursor != nil;
return YES;
}
if (menuItem.action == @selector(removePin:)) {
id <MLNAnnotation> annotationUnderCursor = [self.mapView annotationAtPoint:_mouseLocationForMapViewContextMenu];
menuItem.hidden = annotationUnderCursor == nil;
return YES;
}
if (menuItem.action == @selector(selectFeatures:)) {
return YES;
}
if (menuItem.action == @selector(toggleTileBoundaries:)) {
BOOL isShown = self.mapView.debugMask & MLNMapDebugTileBoundariesMask;
menuItem.title = isShown ? @"Hide Tile Boundaries" : @"Show Tile Boundaries";
return YES;
}
if (menuItem.action == @selector(toggleTileInfo:)) {
BOOL isShown = self.mapView.debugMask & MLNMapDebugTileInfoMask;
menuItem.title = isShown ? @"Hide Tile Info" : @"Show Tile Info";
return YES;
}
if (menuItem.action == @selector(toggleTileTimestamps:)) {
BOOL isShown = self.mapView.debugMask & MLNMapDebugTimestampsMask;
menuItem.title = isShown ? @"Hide Tile Timestamps" : @"Show Tile Timestamps";
return YES;
}
if (menuItem.action == @selector(toggleCollisionBoxes:)) {
BOOL isShown = self.mapView.debugMask & MLNMapDebugCollisionBoxesMask;
menuItem.title = isShown ? @"Hide Collision Boxes" : @"Show Collision Boxes";
return YES;
}
if (menuItem.action == @selector(toggleOverdrawVisualization:)) {
BOOL isShown = self.mapView.debugMask & MLNMapDebugOverdrawVisualizationMask;
menuItem.title = isShown ? @"Hide Overdraw Visualization" : @"Show Overdraw Visualization";
return YES;
}
if (menuItem.action == @selector(showColorBuffer:)) {
BOOL enabled = self.mapView.debugMask & (MLNMapDebugStencilBufferMask | MLNMapDebugDepthBufferMask);
menuItem.state = enabled ? NSOffState : NSOnState;
return YES;
}
if (menuItem.action == @selector(showStencilBuffer:)) {
BOOL enabled = self.mapView.debugMask & MLNMapDebugStencilBufferMask;
menuItem.state = enabled ? NSOnState : NSOffState;
return YES;
}
if (menuItem.action == @selector(showDepthBuffer:)) {
BOOL enabled = self.mapView.debugMask & MLNMapDebugDepthBufferMask;
menuItem.state = enabled ? NSOnState : NSOffState;
return YES;
}
if (menuItem.action == @selector(toggleShowsToolTipsOnDroppedPins:)) {
BOOL isShown = _showsToolTipsOnDroppedPins;
menuItem.title = isShown ? @"Hide Tooltips on Dropped Pins" : @"Show Tooltips on Dropped Pins";
return YES;
}
if (menuItem.action == @selector(toggleRandomizesCursorsOnDroppedPins:)) {
BOOL isRandom = _randomizesCursorsOnDroppedPins;
menuItem.title = isRandom ? @"Use Default Cursor for Dropped Pins" : @"Use Random Cursors for Dropped Pins";
return _showsToolTipsOnDroppedPins;
}
if (menuItem.action == @selector(dropManyPins:)) {
return YES;
}
if (menuItem.action == @selector(drawPolygonAndPolyLineAnnotations:)) {
return !_isShowingPolygonAndPolylineAnnotations;
}
if (menuItem.action == @selector(drawAnimatedAnnotation:)) {
return !_isShowingAnimatedAnnotation;
}
if (menuItem.action == @selector(addAnimatedImageSource:)) {
return YES;
}
if (menuItem.action == @selector(insertCustomStyleLayer:)) {
return ![self.mapView.style layerWithIdentifier:@"mbx-custom"];
}
if (menuItem.action == @selector(insertGraticuleLayer:)) {
return ![self.mapView.style sourceWithIdentifier:@"graticule"];
}
if (menuItem.action == @selector(selectOffscreenPointAnnotation:)) {
return YES;
}
if (menuItem.action == @selector(showAllAnnotations:) || menuItem.action == @selector(removeAllAnnotations:)) {
return self.mapView.annotations.count > 0;
}
if (menuItem.action == @selector(enhanceTerrain:)) {
return YES;
}
if (menuItem.action == @selector(startWorldTour:)) {
return !_isTouringWorld;
}
if (menuItem.action == @selector(stopWorldTour:)) {
return _isTouringWorld;
}
if (menuItem.action == @selector(addOfflinePack:)) {
NSURL *styleURL = self.mapView.styleURL;
return !styleURL.isFileURL;
}
if (menuItem.action == @selector(import:)) {
return YES;
}
if (menuItem.action == @selector(takeSnapshot:)) {
return !(_snapshotter && [_snapshotter isLoading]);
}
return NO;
}
- (NSUInteger)indexOfStyleInToolbarItem {
NSMutableArray* styleURLs = [[NSMutableArray alloc] init];
for (MLNDefaultStyle* defaultStyle in [MLNStyle predefinedStyles]) {
[styleURLs addObject:defaultStyle.url];
}
return [styleURLs indexOfObject:self.mapView.styleURL];
}
- (BOOL)validateToolbarItem:(NSToolbarItem *)toolbarItem {
if (!self.mapView) {
return NO;
}
SEL action = toolbarItem.action;
if (action == @selector(showShareMenu:)) {
[(NSButton *)toolbarItem.view sendActionOn:NSEventMaskLeftMouseDown];
if (![MLNSettings apiKey]) {
return NO;
}
NSURL *styleURL = self.mapView.styleURL;
return ([styleURL.scheme isEqualToString:@"mapbox"]
&& [styleURL.pathComponents.firstObject isEqualToString:@"styles"]);
}
if (action == @selector(showStyle:)) {
NSPopUpButton *popUpButton = (NSPopUpButton *)toolbarItem.view;
NSInteger index = self.indexOfStyleInToolbarItem;
if (index == NSNotFound) {
index = -1;
}
[popUpButton selectItemAtIndex:index];
if (index == -1) {
NSString *name = self.mapView.style.name;
popUpButton.title = name ?: @"Custom";
}
}
if (action == @selector(toggleLayers:)) {
BOOL isShown = ![self.splitView isSubviewCollapsed:self.splitView.arrangedSubviews.firstObject];
[(NSButton *)toolbarItem.view setState:isShown ? NSOnState : NSOffState];
}
return NO;
}
// MARK: NSSharingServicePickerDelegate methods
- (NSArray<NSSharingService *> *)sharingServicePicker:(NSSharingServicePicker *)sharingServicePicker sharingServicesForItems:(NSArray *)items proposedSharingServices:(NSArray<NSSharingService *> *)proposedServices {
NSURL *shareURL = self.shareURL;
NSURL *browserURL = [[NSWorkspace sharedWorkspace] URLForApplicationToOpenURL:shareURL];
NSImage *browserIcon = [[NSWorkspace sharedWorkspace] iconForFile:browserURL.path];
NSString *browserName = [[NSFileManager defaultManager] displayNameAtPath:browserURL.path];
NSString *browserServiceName = [NSString stringWithFormat:@"Open in %@", browserName];
NSSharingService *browserService = [[NSSharingService alloc] initWithTitle:browserServiceName
image:browserIcon
alternateImage:nil
handler:^{
[[NSWorkspace sharedWorkspace] openURL:self.shareURL];
}];
NSMutableArray *sharingServices = [proposedServices mutableCopy];
[sharingServices insertObject:browserService atIndex:0];
return sharingServices;
}
// MARK: NSMenuDelegate methods
- (void)menuWillOpen:(NSMenu *)menu {
if (menu == self.mapViewContextMenu) {
_mouseLocationForMapViewContextMenu = [self.window.contentView convertPoint:self.window.mouseLocationOutsideOfEventStream
toView:self.mapView];
}
}
// MARK: NSSplitViewDelegate methods
- (BOOL)splitView:(NSSplitView *)splitView canCollapseSubview:(NSView *)subview {
return subview != self.mapView;
}
- (BOOL)splitView:(NSSplitView *)splitView shouldCollapseSubview:(NSView *)subview forDoubleClickOnDividerAtIndex:(NSInteger)dividerIndex {
return YES;
}
// MARK: MLNMapViewDelegate methods
- (void)mapView:(MLNMapView *)mapView didFinishLoadingStyle:(MLNStyle *)style {
[self updateLabels];
}
- (BOOL)mapView:(MLNMapView *)mapView annotationCanShowCallout:(id <MLNAnnotation>)annotation {
return YES;
}
- (MLNAnnotationImage *)mapView:(MLNMapView *)mapView imageForAnnotation:(id <MLNAnnotation>)annotation {
MLNAnnotationImage *annotationImage = [self.mapView dequeueReusableAnnotationImageWithIdentifier:MLNDroppedPinAnnotationImageIdentifier];
if (!annotationImage) {
NSString *imagePath = [[NSBundle bundleForClass:[MLNMapView class]]
pathForResource:@"default_marker" ofType:@"pdf"];
NSImage *image = [[NSImage alloc] initWithContentsOfFile:imagePath];
NSRect alignmentRect = image.alignmentRect;
alignmentRect.origin.y = NSMidY(alignmentRect);
alignmentRect.size.height /= 2;
image.alignmentRect = alignmentRect;
annotationImage = [MLNAnnotationImage annotationImageWithImage:image
reuseIdentifier:MLNDroppedPinAnnotationImageIdentifier];
}
if (_randomizesCursorsOnDroppedPins) {
NSArray *cursors = @[
[NSCursor IBeamCursor],
[NSCursor crosshairCursor],
[NSCursor pointingHandCursor],
[NSCursor disappearingItemCursor],
[NSCursor IBeamCursorForVerticalLayout],
[NSCursor operationNotAllowedCursor],
[NSCursor dragLinkCursor],
[NSCursor dragCopyCursor],
[NSCursor contextualMenuCursor],
];
annotationImage.cursor = cursors[arc4random_uniform((uint32_t)cursors.count) % cursors.count];
} else {
annotationImage.cursor = nil;
}
return annotationImage;
}
- (void)mapView:(MLNMapView *)mapView didSelectAnnotation:(id <MLNAnnotation>)annotation {
if ([annotation isKindOfClass:[DroppedPinAnnotation class]]) {
DroppedPinAnnotation *droppedPin = (DroppedPinAnnotation *)annotation;
[droppedPin resume];
}
}
- (void)mapView:(MLNMapView *)mapView didDeselectAnnotation:(id <MLNAnnotation>)annotation {
if ([annotation isKindOfClass:[DroppedPinAnnotation class]]) {
DroppedPinAnnotation *droppedPin = (DroppedPinAnnotation *)annotation;
[droppedPin pause];
}
}
- (CGFloat)mapView:(MLNMapView *)mapView alphaForShapeAnnotation:(MLNShape *)annotation {
return 0.8;
}
// MARK: MLNMapSnapshotterDelegate methods
- (void)mapSnapshotter:(MLNMapSnapshotter *)snapshotter didFinishLoadingStyle:(MLNStyle *)style {
[style localizeLabelsIntoLocale:_isLocalizingLabels ? nil : [NSLocale localeWithLocaleIdentifier:@"mul"]];
// Layers hidden in the sidebar should be hidden in the snapshot too.
NSMutableArray<NSString *> *hiddenLayerIdentifiers = [NSMutableArray array];
for (MLNStyleLayer *layer in self.mapView.style.layers) {
if (!layer.visible) {
[hiddenLayerIdentifiers addObject:layer.identifier];
}
}
NSSet <NSString *> *hiddenLayerIdentifierSet = [NSSet setWithArray:hiddenLayerIdentifiers];
for (MLNStyleLayer *layer in style.layers) {
if ([hiddenLayerIdentifierSet containsObject:layer.identifier]) {
layer.visible = NO;
}
}
}
// MARK: - MLNComputedShapeSourceDataSource
- (NSArray<id <MLNFeature>>*)featuresInCoordinateBounds:(MLNCoordinateBounds)bounds zoomLevel:(NSUInteger)zoom {
double gridSpacing;
if(zoom >= 13) {
gridSpacing = 0.01;
} else if(zoom >= 11) {
gridSpacing = 0.05;
} else if(zoom == 10) {
gridSpacing = .1;
} else if(zoom == 9) {
gridSpacing = 0.25;
} else if(zoom == 8) {
gridSpacing = 0.5;
} else if (zoom >= 6) {
gridSpacing = 1;
} else if(zoom == 5) {
gridSpacing = 2;
} else if(zoom >= 4) {
gridSpacing = 5;
} else if(zoom == 2) {
gridSpacing = 10;
} else {
gridSpacing = 20;
}
NSMutableArray <id <MLNFeature>> * features = [NSMutableArray array];
CLLocationCoordinate2D coords[2];
for (double y = ceil(bounds.ne.latitude / gridSpacing) * gridSpacing; y >= floor(bounds.sw.latitude / gridSpacing) * gridSpacing; y -= gridSpacing) {
coords[0] = CLLocationCoordinate2DMake(y, bounds.sw.longitude);
coords[1] = CLLocationCoordinate2DMake(y, bounds.ne.longitude);
MLNPolylineFeature *feature = [MLNPolylineFeature polylineWithCoordinates:coords count:2];
feature.attributes = @{@"value": @(y)};
[features addObject:feature];
}
for (double x = floor(bounds.sw.longitude / gridSpacing) * gridSpacing; x <= ceil(bounds.ne.longitude / gridSpacing) * gridSpacing; x += gridSpacing) {
coords[0] = CLLocationCoordinate2DMake(bounds.sw.latitude, x);
coords[1] = CLLocationCoordinate2DMake(bounds.ne.latitude, x);
MLNPolylineFeature *feature = [MLNPolylineFeature polylineWithCoordinates:coords count:2];
feature.attributes = @{@"value": @(x)};
[features addObject:feature];
}
return features;
}
@end
@interface ValidatedToolbarItem : NSToolbarItem
@end
@implementation ValidatedToolbarItem
- (void)validate {
[(MapDocument *)self.toolbar.delegate validateToolbarItem:self];
}
@end