- 上一篇：百度地图集成--绘制线
前言：上一篇介绍了如何绘制线，本篇介绍如何进行驾车路线规划
//
// RideController.m
// 地图
//
// Created by apple on 2018/4/2.
// Copyright © 2018年 zj. All rights reserved.
//
#import "RideController.h"
#import //此头文件必须放在你要用的类里面，因为里面包含了c++语言，需要把.m文件改为.mm
@interface RideController ()
{
BMKMapView* _mapView;
BMKRouteSearch *_routeSearch;
}
@end
@implementation RideController
-(void)viewWillAppear:(BOOL)animated {
[super viewWillAppear:animated];
_mapView.delegate = self;
}
-(void)viewWillDisappear:(BOOL)animated {
[super viewWillDisappear:animated];
_mapView.delegate = nil; // 不用时，置nil
}
- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor = [UIColor whiteColor];
self.title = @"骑行路线规划";
// 设置地图
[self setupBMKLocation];
}
- (void)setupBMKLocation {
_mapView = [[BMKMapView alloc]init];
_mapView.frame = self.view.bounds;
_mapView.delegate = self;
[_mapView setZoomLevel:12.0];
[self.view addSubview:_mapView];
//==========================骑行路线规划=====================================
//初始化检索对象
_routeSearch = [[BMKRouteSearch alloc] init];
//设置delegate，用于接收检索结果
_routeSearch.delegate = self;
CLLocationCoordinate2D coor[4] = {0};
coor[0].latitude = 39.832136;
coor[0].longitude = 116.34095;
coor[1].latitude = 39.832136;
coor[1].longitude = 116.42095;
coor[2].latitude = 39.902136;
coor[2].longitude = 116.42095;
coor[3].latitude = 39.902136;
coor[3].longitude = 116.44095;
//构造骑行查询基础信息类
BMKPlanNode* start = [[BMKPlanNode alloc]init];
// start.name = @"北京";
// start.cityName = @"天安门";
start.pt = coor[0];
BMKPlanNode* end = [[BMKPlanNode alloc]init];
// end.name = @"天津";
// end.cityName = @"天津站";
end.pt = coor[2];
BMKRidingRoutePlanOption *option = [[BMKRidingRoutePlanOption alloc]init];
option.from = start;
option.to = end;
BOOL flag = [_routeSearch ridingSearch:option];
if (flag)
{
NSLog(@"骑行规划检索发送成功");
}
else
{
NSLog(@"骑行规划检索发送失败");
}
}
/**
*返回骑行搜索结果
*@param searcher 搜索对象
*@param result 搜索结果，类型为BMKRidingRouteResult
*@param error 错误号，@see BMKSearchErrorCode
*/
-(void)onGetRidingRouteResult:(BMKRouteSearch*)searcher result:(BMKRidingRouteResult*)result errorCode:(BMKSearchErrorCode)error{
NSLog(@"onGetRidingRouteResult error:%d", (int)error);
NSArray* array = [NSArray arrayWithArray:_mapView.annotations];
[_mapView removeAnnotations:array];
array = [NSArray arrayWithArray:_mapView.overlays];
[_mapView removeOverlays:array];
if (error == BMK_SEARCH_NO_ERROR) {
BMKRidingRouteLine* plan = (BMKRidingRouteLine*)[result.routes objectAtIndex:0];
NSInteger size = [plan.steps count];
int planPointCounts = 0;
for (int i = 0; i < size; i++) {
BMKRidingStep* transitStep = [plan.steps objectAtIndex:i];
if (i == 0) {
BMKPointAnnotation* item = [[BMKPointAnnotation alloc]init];
item.coordinate = plan.starting.location;
item.title = @"起点";
[_mapView addAnnotation:item]; // 添加起点标注
}
if(i==size-1){
BMKPointAnnotation* item = [[BMKPointAnnotation alloc]init];
item.coordinate = plan.terminal.location;
item.title = @"终点";
[_mapView addAnnotation:item]; // 添加起点标注
}
// 添加annotation节点
BMKPointAnnotation* item = [[BMKPointAnnotation alloc]init];
item.coordinate = transitStep.entrace.location;
item.title = transitStep.instruction;
[_mapView addAnnotation:item];
//轨迹点总数累计
planPointCounts += transitStep.pointsCount;
}
//轨迹点
BMKMapPoint * temppoints = new BMKMapPoint[planPointCounts];
int i = 0;
for (int j = 0; j < size; j++) {
BMKRidingStep* transitStep = [plan.steps objectAtIndex:j];
int k=0;
for(k=0;k rightBottomX ? pt.x : rightBottomX;
rightBottomY = pt.y > rightBottomY ? pt.y : rightBottomY;
}
BMKMapRect rect;
rect.origin = BMKMapPointMake(leftTopX, leftTopY);
rect.size = BMKMapSizeMake(rightBottomX - leftTopX, rightBottomY - leftTopY);
UIEdgeInsets padding = UIEdgeInsetsMake(30, 0, 100, 0);
BMKMapRect fitRect = [_mapView mapRectThatFits:rect edgePadding:padding];
[_mapView setVisibleMapRect:fitRect];
}
/**
*根据overlay生成对应的View
*@param mapView 地图View
*@param overlay 指定的overlay
*@return 生成的覆盖物View
*/
- (BMKOverlayView *)mapView:(BMKMapView *)mapView viewForOverlay:(id )overlay{
if ([overlay isKindOfClass:[BMKPolyline class]]){
BMKPolylineView* polylineView = [[BMKPolylineView alloc] initWithOverlay:overlay];
polylineView.strokeColor = [UIColor redColor];
polylineView.lineWidth = 2.0;
return polylineView;
}
return nil;
}
#pragma mark - BMKLocationServiceDelegate 实现相关delegate 处理位置信息更新
/**
*在地图View将要启动定位时，会调用此函数
*@param mapView 地图View
*/
- (void)willStartLocatingUser
{
NSLog(@"start locate");
}
/**
*用户方向更新后，会调用此函数
*@param userLocation 新的用户位置
*/
- (void)didUpdateUserHeading:(BMKUserLocation *)userLocation
{
NSLog(@"heading is %@",userLocation.heading);
}
/**
*用户位置更新后，会调用此函数
*@param userLocation 新的用户位置
*/
- (void)didUpdateBMKUserLocation:(BMKUserLocation *)userLocation
{
NSLog(@"didUpdateUserLocation lat %f,long %f", userLocation.location.coordinate.latitude, userLocation.location.coordinate.longitude);
BMKCoordinateRegion region;
region.center.latitude = userLocation.location.coordinate.latitude;
region.center.longitude = userLocation.location.coordinate.longitude;
region.span.latitudeDelta = 0.2;
region.span.longitudeDelta = 0.2;
if (_mapView)
{
_mapView.region = region;
}
[_mapView setZoomLevel:19.0];
//添加当前位置的标注
CLLocationCoordinate2D coord;
coord.latitude = userLocation.location.coordinate.latitude;
coord.longitude = userLocation.location.coordinate.longitude;
BMKPointAnnotation *_pointAnnotation = [[BMKPointAnnotation alloc] init];
_pointAnnotation.coordinate = coord;
_pointAnnotation.title = @"我的位置";// 要显示的标题；注意：如果不设置title,无法点击annotation,也无法使用回调函数
dispatch_async(dispatch_get_main_queue(), ^{
[_mapView removeOverlays:_mapView.overlays];
[_mapView setCenterCoordinate:coord animated:true];
[_mapView addAnnotation:_pointAnnotation];
// [_mapView selectAnnotation:_pointAnnotation animated:NO]; 默认选中大头针
});
}
//设置标注样式
-(BMKAnnotationView *)mapView:(BMKMapView *)mapView viewForAnnotation:(id)annotation{
//大头针系统样式
if ([annotation isKindOfClass:[BMKPointAnnotation class]]) {
static NSString *pointReuseIndentifier = @"pointReuseIndentifier";
BMKPinAnnotationView*annotationView = (BMKPinAnnotationView *)[mapView dequeueReusableAnnotationViewWithIdentifier:pointReuseIndentifier];
if (annotationView == nil) {
annotationView = [[BMKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:pointReuseIndentifier];
}
annotationView.pinColor = BMKPinAnnotationColorPurple;
annotationView.canShowCallout= YES; //设置气泡可以弹出，默认为NO
annotationView.animatesDrop=YES; //设置标注动画显示，默认为NO
annotationView.draggable = YES; //设置标注可以拖动，默认为NO
return annotationView;
}
return nil;
}
/**
*在地图View停止定位后，会调用此函数
*
*/
- (void)didStopLocatingUser
{
NSLog(@"stop locate");
}
/**
*定位失败后，会调用此函数
*
*@param error 错误号，参考CLError.h中定义的错误号
*/
- (void)didFailToLocateUserWithError:(NSError *)error
{
NSLog(@"location error");
// NSString *city = [[NSUserDefaults standardUserDefaults] objectForKey:@"cityNmae"];
// [self.cityBtn setTitle:city forState:UIControlStateNormal];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end
到此就结束了驾车路线规划，后续会更新关于地图的别的功能，尽请期待.....
demo地址
有没有帮到你呢？
（欢迎大家对不合适的地方进行指正，看完觉得有帮到你给点个赞吧）