179 lines
3.0 KiB
Objective-C
179 lines
3.0 KiB
Objective-C
//
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// Created by Leland Richardson on 12/27/15.
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// Copyright (c) 2015 Facebook. All rights reserved.
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//
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#import "AIRMapPolygon.h"
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#import <React/UIView+React.h>
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@implementation AIRMapPolygon {
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}
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- (void)setFillColor:(UIColor *)fillColor {
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_fillColor = fillColor;
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[self update];
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}
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- (void)setStrokeColor:(UIColor *)strokeColor {
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_strokeColor = strokeColor;
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[self update];
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}
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- (void)setStrokeWidth:(CGFloat)strokeWidth {
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_strokeWidth = strokeWidth;
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[self update];
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}
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- (void)setLineJoin:(CGLineJoin)lineJoin {
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_lineJoin = lineJoin;
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[self update];
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}
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- (void)setLineCap:(CGLineCap)lineCap {
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_lineCap = lineCap;
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[self update];
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}
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- (void)setMiterLimit:(CGFloat)miterLimit {
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_miterLimit = miterLimit;
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[self update];
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}
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- (void)setLineDashPhase:(CGFloat)lineDashPhase {
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_lineDashPhase = lineDashPhase;
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[self update];
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}
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- (void)setLineDashPattern:(NSArray <NSNumber *> *)lineDashPattern {
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_lineDashPattern = lineDashPattern;
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[self update];
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}
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- (void)setCoordinates:(NSArray<AIRMapCoordinate *> *)coordinates {
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_coordinates = coordinates;
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CLLocationCoordinate2D coords[coordinates.count];
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for(int i = 0; i < coordinates.count; i++)
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{
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coords[i] = coordinates[i].coordinate;
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}
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self.polygon = [MKPolygon polygonWithCoordinates:coords count:coordinates.count interiorPolygons:_interiorPolygons];
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// TODO: we could lazy-initialize the polygon, since we don't need it until the
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// polygon is in view.
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self.renderer = [[MKPolygonRenderer alloc] initWithPolygon:self.polygon];
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[self update];
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}
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- (void)setHoles:(NSArray<NSArray<AIRMapCoordinate *> *> *)holes {
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_holes = holes;
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if (holes.count)
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{
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NSMutableArray<MKPolygon *> *polygons = [NSMutableArray array];
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for(int h = 0; h < holes.count; h++)
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{
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CLLocationCoordinate2D coords[holes[h].count];
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for(int i = 0; i < holes[h].count; i++)
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{
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coords[i] = holes[h][i].coordinate;
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}
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[polygons addObject:[MKPolygon polygonWithCoordinates:coords count:holes[h].count]];
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}
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_interiorPolygons = polygons;
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}
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}
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- (void) update
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{
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if (!_renderer) return;
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_renderer.fillColor = _fillColor;
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_renderer.strokeColor = _strokeColor;
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_renderer.lineWidth = _strokeWidth;
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_renderer.lineCap = _lineCap;
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_renderer.lineJoin = _lineJoin;
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_renderer.miterLimit = _miterLimit;
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_renderer.lineDashPhase = _lineDashPhase;
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_renderer.lineDashPattern = _lineDashPattern;
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if (_map == nil) return;
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[_map removeOverlay:self];
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[_map addOverlay:self];
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}
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#pragma mark MKOverlay implementation
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- (CLLocationCoordinate2D) coordinate
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{
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return self.polygon.coordinate;
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}
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- (MKMapRect) boundingMapRect
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{
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return self.polygon.boundingMapRect;
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}
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- (BOOL)intersectsMapRect:(MKMapRect)mapRect
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{
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BOOL answer = [self.polygon intersectsMapRect:mapRect];
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return answer;
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}
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- (BOOL)canReplaceMapContent
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{
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return NO;
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}
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@end
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