iOS map development detailed one (Mkmapview)

One, iOS map description

iOS from the map, before the use of Google, but now using the German map, in addition to the domestic, Baidu map is also very common.

Second, the Code implementation

1. Import the framework

Import the Mapkit framework as shown in

2. Create and display a map

With the above two steps, the map can already be displayed.

Note: The above steps must be done on the basis of networking, otherwise you will only see the grid and will not show the map.

3. Setting the display area

The above action shows the map does not meet the requirements, because it does not show the area we want, below we say how to set the current display area

The latitude and longitude of Beijing Forbidden City Museum are {39.918031,116.40564};

Run again and the screen will show the Forbidden City Museum.

iOS map development detailed one (Mkmapview)