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50 lines
1.5 KiB
50 lines
1.5 KiB
// |
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// AMapUtility.h |
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// AMapFoundation |
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// |
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// Created by xiaoming han on 15/10/27. |
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// Copyright © 2015年 Amap. All rights reserved. |
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// |
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#import <Foundation/Foundation.h> |
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#import <CoreLocation/CoreLocation.h> |
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//工具方法 |
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/** |
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* @brief 如果字符串为nil则返回空字符串 |
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*/ |
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FOUNDATION_STATIC_INLINE NSString * AMapEmptyStringIfNil(NSString *s) |
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{ |
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return s ? s : @""; |
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} |
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///坐标类型枚举 |
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typedef NS_ENUM(NSInteger, AMapCoordinateType) |
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{ |
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AMapCoordinateTypeAMap = -1, ///<AMap |
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AMapCoordinateTypeBaidu = 0, ///<Baidu |
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AMapCoordinateTypeMapBar, ///<MapBar |
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AMapCoordinateTypeMapABC, ///<MapABC |
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AMapCoordinateTypeSoSoMap, ///<SoSoMap |
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AMapCoordinateTypeAliYun, ///<AliYun |
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AMapCoordinateTypeGoogle, ///<Google |
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AMapCoordinateTypeGPS, ///<GPS |
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}; |
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/** |
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* @brief 转换目标经纬度为高德坐标系，不在枚举范围内的经纬度将直接返回。 |
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* @param coordinate 待转换的经纬度 |
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* @param type 坐标系类型 |
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* @return 高德坐标系经纬度 |
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*/ |
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FOUNDATION_EXTERN CLLocationCoordinate2D AMapCoordinateConvert(CLLocationCoordinate2D coordinate, AMapCoordinateType type); |
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/** |
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* @brief 判断目标经纬度处是否有高德数据。输入参数为高德坐标系。此方法为粗略判断，在边界地区可能会不准确。 |
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* @param coordinate 待判断的目标经纬度 |
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* @return 布尔值。YES:有数据，NO:没数据 |
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*/ |
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FOUNDATION_EXTERN BOOL AMapDataAvailableForCoordinate(CLLocationCoordinate2D coordinate); |
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