百度地图 - demo

时间：2015-08-25 19:31:05 阅读：212 评论：0 收藏：0 [点我收藏+]

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项目需要集成百度地图，那么关于如何集成百度地图的事，就自己去百度开放平台查看文档吧，这是非常简单的事，在这里就不多说了。

那么下面我就说说我在这个demo里所做的事。

首先，项目需要具备定位及计算两地的距离

其次，项目需要根据两个地点来拿到所有路线，并且可根据不同的策略拿到对应的最佳路线。

最后，需要拿到打车相关信息

那么这里我就自己写了一个单例类，这是在内部处理所有的代理，外部可以非常方便地调用，如果有好的建议，请在评论中赐教，谢谢！

[objc] view plain copy

//
// HYBBaiduMapHelper.h
// BaiduMapDemo
//
// Created by 黄仪标 on 14/11/18.
// Copyright (c) 2014年黄仪标. All rights reserved.
//
#import <Foundation/Foundation.h>
#import "BMapKit.h"
typedef void (^HYBUserLocationCompletion)(BMKUserLocation *userLocation);
typedef void (^HYBRouteSearchCompletion)(BMKTransitRouteResult *result);
/*!
* @brief 百度地图相关API操作类
*
* @author huangyibiao
*/
@interface HYBBaiduMapHelper : NSObject
+ (HYBBaiduMapHelper *)shared;
///
/// 该方法在appdelegate的调用，在应用启动时，请求授权百度地图
- (BOOL)startWithAppKey:(NSString *)appKey;
///
/// 下面的几个方法是定位使用
- (void)locateInView:(UIView *)mapSuerView
frame:(CGRect)frame
withCompletion:(HYBUserLocationCompletion)completion;
- (void)viewWillAppear;
- (void)viewWillDisappear;
- (void)viewDidDeallocOrReceiveMemoryWarning;
///
/// 下面的方法是计算两地的距离
/// 返回距离单位为米
- (CLLocationDistance)distanceWithStartPoint:(CLLocationCoordinate2D)startPoint
endPoint:(CLLocationCoordinate2D)endPoint;
///
/// 下面的方法是路线规划获取操作
/// 注意：不能同时调用下面的这三个方法，必须是先调用完一个，返回结果后，再继续调用别的，否则会覆盖前一个操作的数据
/// 公交检索方法
/// 前两个参数，分别表示起点和终点的位置名称
/// 第三个参数，表示在哪个城市里检索
- (void)transitRouteSearchFrom:(BMKPlanNode *)startNode
to:(BMKPlanNode *)endNode
city:(NSString *)city
transitPolicy:(BMKTransitPolicy)transitPolicy
completion:(HYBRouteSearchCompletion)completion;
/// 驾乘检索方法
/// 前两个参数，分别表示起点和终点的位置名称
- (void)driveRouteSearchFrom:(BMKPlanNode *)startNode
to:(BMKPlanNode *)endNode
drivePolicy:(BMKDrivingPolicy)drivePolicy
completion:(HYBRouteSearchCompletion)completion;
/// 步行检索方法
/// 前两个参数，分别表示起点和终点的位置名称
- (void)walkRouteSearchFrom:(BMKPlanNode *)startNode
to:(BMKPlanNode *)endNode
completion:(HYBRouteSearchCompletion)completion;
@end

[objc] view plain copy

//
// HYBBaiduMapHelper.m
// BaiduMapDemo
//
// Created by 黄仪标 on 14/11/18.
// Copyright (c) 2014年黄仪标. All rights reserved.
//
#import "HYBBaiduMapHelper.h"
@interface HYBBaiduMapHelper () <BMKLocationServiceDelegate,
BMKGeneralDelegate,
BMKMapViewDelegate,
BMKRouteSearchDelegate> {
BMKMapManager *_mapManager;
HYBUserLocationCompletion _locationCompletion;
HYBRouteSearchCompletion _routeSearchCompletion;
BMKMapView *_mapView;
BMKLocationService *_locationService;
BMKRouteSearch *_routeSearch;
}
@end
@implementation HYBBaiduMapHelper
+ (HYBBaiduMapHelper *)shared {
static HYBBaiduMapHelper *baiduMapHelper = nil;
static dispatch_once_t onceToken = 0;
dispatch_once(&onceToken, ^{
if (!baiduMapHelper) {
baiduMapHelper = [[[self class] alloc] init];
}
});
return baiduMapHelper;
}
- (instancetype)init {
if (self = [super init]) {
_mapManager = [[BMKMapManager alloc] init];
}
return self;
}
- (BOOL)startWithAppKey:(NSString *)appKey {
if (![appKey isKindOfClass:[NSString class]] || appKey.length == 0 || appKey == nil) {
return NO;
}
return [_mapManager start:appKey generalDelegate:self];
}
- (void)locateInView:(UIView *)mapSuerView frame:(CGRect)frame withCompletion:(HYBUserLocationCompletion)completion {
_locationCompletion = [completion copy];
[_locationService stopUserLocationService];
_locationService = nil;
_locationService.delegate = nil;
_locationService = [[BMKLocationService alloc] init];
[_locationService startUserLocationService];
if (_mapView) {
[_mapView removeFromSuperview];
_mapView = nil;
}
_mapView.delegate = nil;
_mapView.showsUserLocation = NO;
_mapView = [[BMKMapView alloc] initWithFrame:frame];
[mapSuerView addSubview:_mapView];
_mapView.delegate = self;
// 先关闭显示的定位图层
_mapView.showsUserLocation = NO;
// 设置定位的状态
_mapView.userTrackingMode = BMKUserTrackingModeNone;
_mapView.showsUserLocation = YES;
return;
}
- (void)viewWillAppear {
[_mapView viewWillAppear];
_mapView.delegate = self;
_locationService.delegate = self;
_routeSearch.delegate = self;
return;
}
- (void)viewWillDisappear {
[_mapView viewWillDisappear];
_mapView.delegate = nil;
_locationService.delegate = nil;
_routeSearch.delegate = nil;
return;
}
- (void)viewDidDeallocOrReceiveMemoryWarning {
[self viewWillDisappear];
_mapView.showsUserLocation = NO;
[_locationService stopUserLocationService];
[_mapView removeFromSuperview];
_mapView = nil;
_locationService = nil;
_routeSearch.delegate = nil;
_routeSearch = nil;
return;
}
///
/// 计算两点的距离
- (CLLocationDistance)distanceWithStartPoint:(CLLocationCoordinate2D)startPoint endPoint:(CLLocationCoordinate2D)endPoint {
BMKMapPoint point1 = BMKMapPointForCoordinate(startPoint);
BMKMapPoint point2 = BMKMapPointForCoordinate(endPoint);
CLLocationDistance distance = BMKMetersBetweenMapPoints(point1, point2);
return distance;
}
///
/// 下面的方法是路线规划获取操作
/// 公交检索方法
/// 前两个参数，分别表示起点和终点的位置名称
/// 第三个参数，表示在哪个城市里检索
- (void)transitRouteSearchFrom:(BMKPlanNode *)startNode
to:(BMKPlanNode *)endNode
city:(NSString *)city
transitPolicy:(BMKTransitPolicy)transitPolicy
completion:(HYBRouteSearchCompletion)completion {
_routeSearchCompletion = [completion copy];
if (_routeSearch == nil) {
_routeSearch = [[BMKRouteSearch alloc] init];
}
_routeSearch.delegate = self;
// 公交检索
BMKTransitRoutePlanOption *transitRoutePlan = [[BMKTransitRoutePlanOption alloc] init];
transitRoutePlan.city = city;
transitRoutePlan.from = startNode;
transitRoutePlan.to = endNode;
transitRoutePlan.transitPolicy = transitPolicy;
if ([_routeSearch transitSearch:transitRoutePlan]) {
NSLog(@"bus检索发送成功");
} else {
NSLog(@"bus检索发送失败");
}
return;
}
/// 驾乘检索方法
/// 前两个参数，分别表示起点和终点的位置名称
- (void)driveRouteSearchFrom:(BMKPlanNode *)startNode
to:(BMKPlanNode *)endNode
drivePolicy:(BMKDrivingPolicy)drivePolicy
completion:(HYBRouteSearchCompletion)completion {
_routeSearchCompletion = [completion copy];
if (_routeSearch == nil) {
_routeSearch = [[BMKRouteSearch alloc] init];
}
_routeSearch.delegate = self;
// 公交检索
BMKDrivingRoutePlanOption *driveRoutePlan = [[BMKDrivingRoutePlanOption alloc] init];
driveRoutePlan.from = startNode;
driveRoutePlan.to = endNode;
driveRoutePlan.drivingPolicy = drivePolicy;
if ([_routeSearch drivingSearch:driveRoutePlan]) {
NSLog(@"drive 检索发送成功");
} else {
NSLog(@"drive 检索发送失败");
}
return;
}
/// 步行检索方法
/// 前两个参数，分别表示起点和终点的位置名称
- (void)walkRouteSearchFrom:(BMKPlanNode *)startNode
to:(BMKPlanNode *)endNode
completion:(HYBRouteSearchCompletion)completion {
_routeSearchCompletion = [completion copy];
if (_routeSearch == nil) {
_routeSearch = [[BMKRouteSearch alloc] init];
}
_routeSearch.delegate = self;
// 公交检索
BMKWalkingRoutePlanOption *walkRoutePlan = [[BMKWalkingRoutePlanOption alloc] init];
walkRoutePlan.from = startNode;
walkRoutePlan.to = endNode;
if ([_routeSearch walkingSearch:walkRoutePlan]) {
NSLog(@"walk 检索发送成功");
} else {
NSLog(@"walk 检索发送失败");
}
return;
}
#pragma mark - BMKGeneralDelegate
- (void)onGetNetworkState:(int)iError {
if (0 == iError) {
NSLog(@"联网成功");
} else {
NSLog(@"onGetNetworkState %d",iError);
}
return;
}
- (void)onGetPermissionState:(int)iError {
if (0 == iError) {
NSLog(@"百度地图授权成功");
} else {
NSLog(@"onGetPermissionState %d",iError);
}
return;
}
#pragma mark - BMKLocationServiceDelegate
/**
*在将要启动定位时，会调用此函数
*/
- (void)willStartLocatingUser {
NSLog(@"location start");
return;
}
/**
*在停止定位后，会调用此函数
*/
- (void)didStopLocatingUser {
NSLog(@"user location stop");
return;
}
/**
*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(@"user derection change");
[_mapView updateLocationData:userLocation];
return;
}
/**
*用户位置更新后，会调用此函数
*@param userLocation 新的用户位置
*/
- (void)didUpdateUserLocation:(BMKUserLocation *)userLocation {
NSLog(@"didUpdateUserLocation lat %f,long %f",
userLocation.location.coordinate.latitude,
userLocation.location.coordinate.longitude);
[_mapView updateLocationData:userLocation];
if (_locationCompletion) {
_locationCompletion(userLocation);
}
[_locationService stopUserLocationService];
return;
}
/**
*定位失败后，会调用此函数
*@param error 错误号
*/
- (void)didFailToLocateUserWithError:(NSError *)error {
if (_locationCompletion) {
_locationCompletion(nil);
}
[_locationService stopUserLocationService];
return;
}
#pragma mark - BMKRouteSearchDelegate
- (void)onGetTransitRouteResult:(BMKRouteSearch *)searcher
result:(BMKTransitRouteResult *)result
errorCode:(BMKSearchErrorCode)error {
if (error == BMK_SEARCH_NO_ERROR) { // 检索成功的处理
for (BMKTransitRouteLine *line in result.routes) {
NSLog(@"-----------------------------------------------------");
NSLog(@" 时间：%2d %2d:%2d:%2d 长度: %d米",
line.duration.dates,
line.duration.hours,
line.duration.minutes,
line.duration.seconds,
line.distance);
for (BMKTransitStep *step in line.steps) {
NSLog(@"%@ %@ %@ %@ %@",
step.entrace.title,
step.exit.title,
step.instruction,
(step.stepType == BMK_BUSLINE ? @"公交路段" : (step.stepType == BMK_SUBWAY ? @"地铁路段" : @"步行路段")),
[NSString stringWithFormat:@"名称：%@ 所乘站数：%d 全程价格：%d 区间价格：%d",
step.vehicleInfo.title,
step.vehicleInfo.passStationNum,
step.vehicleInfo.totalPrice,
step.vehicleInfo.zonePrice]);
}
}
// 打车信息
NSLog(@"打车信息------------------------------------------");
NSLog(@"路线打车描述信息:%@ 总路程: %d米总耗时：约%f分钟每千米单价：%f元全程总价：约%d元",
result.taxiInfo.desc,
result.taxiInfo.distance,
result.taxiInfo.duration / 60.0,
result.taxiInfo.perKMPrice,
result.taxiInfo.totalPrice);
} else if (error == BMK_SEARCH_AMBIGUOUS_ROURE_ADDR) { // 检索地址有岐义，可获取推荐地址
// 获取建议检索起终点
NSLog(@"无检索结果，返回了建议检索信息");
NSLog(@"起点推荐信息：--------------------------------");
for (BMKPoiInfo *info in result.suggestAddrResult.startPoiList) {
NSLog(@"POI名称:%@ POI地址:%@ POI所在城市:%@", info.name, info.address, info.city);
}
NSLog(@"终点推荐信息：--------------------------------");
for (BMKPoiInfo *info in result.suggestAddrResult.endPoiList) {
NSLog(@"POI名称:%@ POI地址:%@ POI所在城市:%@", info.name, info.address, info.city);
}
} else {
NSLog(@"无公交检索结果 ");
}
// 回调block根据实际需要返回，可修改返回结构
if (_routeSearchCompletion) {
_routeSearchCompletion(nil); // 这里只是返回空，这个需要根据实际需要返回
}
return;
}
- (void)onGetDrivingRouteResult:(BMKRouteSearch *)searcher
result:(BMKDrivingRouteResult *)result
errorCode:(BMKSearchErrorCode)error {
if (error == BMK_SEARCH_NO_ERROR) { // 检索成功的处理
for (BMKDrivingRouteLine *line in result.routes) {
NSLog(@"-----------------------------------------------------");
NSLog(@" 时间：%2d %2d:%2d:%2d 长度: %d米",
line.duration.dates,
line.duration.hours,
line.duration.minutes,
line.duration.seconds,
line.distance);
for (BMKDrivingStep *step in line.steps) {
NSLog(@"入口：%@ 出口：%@ 路段总体指示信息：%@ 入口信息：%@ 出口信息：%@ 转弯数：%d",
step.entrace.title,
step.exit.title,
step.instruction,
step.entraceInstruction,
step.exitInstruction,
step.numTurns);
}
}
} else if (error == BMK_SEARCH_AMBIGUOUS_ROURE_ADDR) { // 检索地址有岐义，可获取推荐地址
// 获取建议检索起终点
NSLog(@"无检索结果，返回了建议检索信息");
NSLog(@"起点推荐信息：--------------------------------");
for (BMKPoiInfo *info in result.suggestAddrResult.startPoiList) {
NSLog(@"POI名称:%@ POI地址:%@ POI所在城市:%@", info.name, info.address, info.city);
}
NSLog(@"终点推荐信息：--------------------------------");
for (BMKPoiInfo *info in result.suggestAddrResult.endPoiList) {
NSLog(@"POI名称:%@ POI地址:%@ POI所在城市:%@", info.name, info.address, info.city);
}
} else {
NSLog(@"无公交检索结果 ");
}
// 回调block根据实际需要返回，可修改返回结构
if (_routeSearchCompletion) {
_routeSearchCompletion(nil); // 这里只是返回空，这个需要根据实际需要返回
}
return;
}
- (void)onGetWalkingRouteResult:(BMKRouteSearch *)searcher
result:(BMKWalkingRouteResult *)result
errorCode:(BMKSearchErrorCode)error {
if (error == BMK_SEARCH_NO_ERROR) { // 检索成功的处理
for (BMKDrivingRouteLine *line in result.routes) {
NSLog(@"步行检索结果：-----------------------------------------------------");
NSLog(@" 时间：%2d %2d:%2d:%2d 长度: %d米",
line.duration.dates,
line.duration.hours,
line.duration.minutes,
line.duration.seconds,
line.distance);
for (BMKWalkingStep *step in line.steps) {
NSLog(@"入口：%@ 出口：%@ 路段总体指示信息：%@ 入口信息：%@ 出口信息：%@",
step.entrace.title,
step.exit.title,
step.instruction,
step.entraceInstruction,
step.exitInstruction);
}
}
} else if (error == BMK_SEARCH_AMBIGUOUS_ROURE_ADDR) { // 检索地址有岐义，可获取推荐地址
// 获取建议检索起终点
NSLog(@"无检索结果，返回了建议检索信息");
NSLog(@"起点推荐信息：--------------------------------");
for (BMKPoiInfo *info in result.suggestAddrResult.startPoiList) {
NSLog(@"POI名称:%@ POI地址:%@ POI所在城市:%@", info.name, info.address, info.city);
}
NSLog(@"终点推荐信息：--------------------------------");
for (BMKPoiInfo *info in result.suggestAddrResult.endPoiList) {
NSLog(@"POI名称:%@ POI地址:%@ POI所在城市:%@", info.name, info.address, info.city);
}
} else {
NSLog(@"无公交检索结果 ");
}
// 回调block根据实际需要返回，可修改返回结构
if (_routeSearchCompletion) {
_routeSearchCompletion(nil); // 这里只是返回空，这个需要根据实际需要返回
}
return;
}
@end

下面就是测试一个我们的数据是否真的拿到了：

[objc] view plain copy

//
// RootViewController.m
// BaiduMapDemo
//
// Created by 黄仪标 on 14/11/18.
// Copyright (c) 2014年黄仪标. All rights reserved.
//
#import "RootViewController.h"
#import "HYBBaiduMapHelper.h"
#import "BMapKit.h"
@interface RootViewController ()
@end
@implementation RootViewController
- (void)viewDidLoad {
[super viewDidLoad];
// 功能1、定位
[[HYBBaiduMapHelper shared] locateInView:self.view frame:self.view.bounds withCompletion:^(BMKUserLocation *userLocation) {
NSLog(@"%f %f", userLocation.location.coordinate.latitude, userLocation.location.coordinate.longitude);
}];
// 功能2：”计算距离
CLLocationDistance distance = [[HYBBaiduMapHelper shared] distanceWithStartPoint:CLLocationCoordinate2DMake(39.915,116.404)
endPoint:CLLocationCoordinate2DMake(38.915,115.404)];
NSLog(@"distance = %fm", distance);
// 功能3：公交检索
BMKPlanNode *startNode = [[BMKPlanNode alloc] init];
startNode.name = @"梆子井";
startNode.cityName = @"北京";
BMKPlanNode *endNode = [[BMKPlanNode alloc] init];
endNode.name = @"金长安大厦";
endNode.cityName = @"北京";
// 功能3：公交检索
[[HYBBaiduMapHelper shared] transitRouteSearchFrom:startNode to:endNode city:@"北京" transitPolicy:BMK_TRANSIT_TRANSFER_FIRST completion:^(BMKTransitRouteResult *result) {
// 功能4：驾乘检索
[[HYBBaiduMapHelper shared] driveRouteSearchFrom:startNode to:endNode drivePolicy:BMK_DRIVING_TIME_FIRST completion:^(BMKTransitRouteResult *result) {
// 功能5：步行检索
[[HYBBaiduMapHelper shared] walkRouteSearchFrom:startNode to:endNode completion:^(BMKTransitRouteResult *result) {
;
}];
}];
}];
return;
}
- (void)viewWillAppear:(BOOL)animated {
[super viewWillAppear:animated];
[[HYBBaiduMapHelper shared] viewWillAppear];
return;
}
- (void)viewWillDisappear:(BOOL)animated {
[super viewWillDisappear:animated];
[[HYBBaiduMapHelper shared] viewWillDisappear];
return;
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
[[HYBBaiduMapHelper shared] viewDidDeallocOrReceiveMemoryWarning];
return;
}
- (void)dealloc {
[[HYBBaiduMapHelper shared] viewDidDeallocOrReceiveMemoryWarning];
return;
}
@end

想要深入研究的同学，可以去官网看官方提供的Demo,

如果想在我的demo之上进一步追加或者修改功能，可以下载本demo。

来源：http://blog.csdn.net/woaifen3344/article/details/41284495

百度地图 - demo

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原文地址：http://www.cnblogs.com/guangleijia/p/4758243.html

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