四川省地理信息公共服务平台Sichuan Provincial Platform for Common GeoSpatial Information Services

此类主要用于加载四川省基础地理中心发布的REST风格的切片地图服务。

构造函数

SCGISTilemapCacheType 瓦片缓存类型

该类用于POI搜索

参数:

SCGISNameSearchParams

SCGISNameBufferSearchParams

方法:

委托

SCGISNameSearchTaskDelegate

代码:

        #import <UIKit/UIKit.h>
        #import <SCGCFramework/scgc.h>

        @interface ViewController : UIViewController
        @property (strong, nonatomic) IBOutlet AGSMapView *mapView;

        @end
        

实现文件:

        #import "ViewController.h"

        @implementation ViewController
        @synthesize mapView;

        - (void)didReceiveMemoryWarning
        {
            [super didReceiveMemoryWarning];
            // Release any cached data, images, etc that aren't in use.
        }

        #pragma mark - View lifecycle


        - (void)viewDidLoad
        {
            [super viewDidLoad];
	        // Do any additional setup after loading the view, typically from a nib.
            SCGISTilemapServerLayer * tilemapLayer = [[SCGISTilemapServerLayer alloc] initWithServiceUrlStr:@"http://www.scgis.net.cn/iMap/iMapServer/DefaultRest/services/newtianditudlg/" Token:nil];
            [self.mapView addMapLayer:tilemapLayer withName:@"dlg"];
        }
        @end
        

代码:

申明文件:

        #import <UIKit/UIKit.h>
        #import <SCGCFramework/scgc.h>

        @interface ViewController : UIViewController
        @property (strong, nonatomic) IBOutlet AGSMapView *mapView;

        @end
        

实现文件:

        #import "ViewController.h"

        @implementation ViewController
        @synthesize mapView;

        - (void)didReceiveMemoryWarning
        {
            [super didReceiveMemoryWarning];
            // Release any cached data, images, etc that aren't in use.
        }

        #pragma mark - View lifecycle


        - (void)viewDidLoad
        {
            [super viewDidLoad];
	        // Do any additional setup after loading the view, typically from a nib.
            SCGISTilemapServerLayer * tilemapLayer = [[SCGISTilemapServerLayer alloc] initWithServiceUrlStr:@"http://www.scgis.net.cn/iMap/iMapServer/DefaultRest/services/newtianditudlg/" Token:nil];
            [self.mapView addMapLayer:tilemapLayer withName:@"dlg"]; 
    
            AGSGraphicsLayer* graphicsLayer = [AGSGraphicsLayer graphicsLayer];
	        [self.mapView addMapLayer:graphicsLayer withName:@"Graphics Layer"];
    
            AGSEnvelope *enve=[AGSEnvelope envelopeWithXmin:104 ymin:30 xmax:105 ymax:31 spatialReference:self.mapView.spatialReference];
            AGSFillSymbol *symbol=[[AGSFillSymbol alloc] init];
            symbol.color=[UIColor redColor];
            AGSGraphic* graphic = [AGSGraphic graphicWithGeometry:enve symbol:symbol attributes:nil infoTemplateDelegate:nil];
            [graphicsLayer addGraphic:graphic];

        }
        @end
        

用于调用检索地名地址的服务。

申明文件:

        #import <UIKit/UIKit.h>
        #import <SCGCFramework/scgc.h>

        @interface ViewController : UIViewController
        @property (strong, nonatomic) IBOutlet AGSMapView *mapView;

        @end
        

实现文件:

        #import "ViewController.h"

        @implementation ViewController
        @synthesize mapView;

        - (void)didReceiveMemoryWarning
        {
            [super didReceiveMemoryWarning];
            // Release any cached data, images, etc that aren't in use.
        }

        #pragma mark - View lifecycle


        - (void)viewDidLoad
        {
            [super viewDidLoad];
	        // Do any additional setup after loading the view, typically from a nib.
            SCGISTilemapServerLayer * tilemapLayer = [[SCGISTilemapServerLayer alloc] initWithServiceUrlStr:@"http://www.scgis.net.cn/iMap/iMapServer/DefaultRest/services/newtianditudlg/" Token:nil];
        [self.mapView addMapLayer:tilemapLayer withName:@"dlg"];

        [self.mapView.gps start];
        }
        @end
        

代码:

申明文件:

        #import <UIKit/UIKit.h>
        #import <SCGCFramework/scgc.h>

        @interface ViewController : UIViewController<SCGISNameSearchTaskDelegate>{
            AGSGraphicsLayer* graphicsLayer;
        }
        @property (strong, nonatomic) IBOutlet AGSMapView *mapView;

        @end
        

实现文件:

        #import "ViewController.h"

        @implementation ViewController
        @synthesize mapView;
        #import <UIKit/UIKit.h>
        #import <SCGCFramework/scgc.h>

        @interface ViewController : UIViewController<SCGISNameSearchTaskDelegate>{
            AGSGraphicsLayer* graphicsLayer;
        }
        @property (strong, nonatomic) IBOutlet AGSMapView *mapView;

        @end

        - (void)didReceiveMemoryWarning
        {
            [super didReceiveMemoryWarning];
            // Release any cached data, images, etc that aren't in use.
        }

        #pragma mark - View lifecycle


        - (void)viewDidLoad
    {
            [super viewDidLoad];
	        // Do any additional setup after loading the view, typically from a nib.
            SCGISTilemapServerLayer * tilemapLayer = [[SCGISTilemapServerLayer alloc] initWithServiceUrlStr:@"http://www.scgis.net.cn/iMap/iMapServer/DefaultRest/services/newtianditudlg/" Token:nil];
            [self.mapView addMapLayer:tilemapLayer withName:@"dlg"];
    
            graphicsLayer = [AGSGraphicsLayer graphicsLayer];
	        [self.mapView addMapLayer:graphicsLayer withName:@"Graphics Layer"];
    
            SCGISNameSearchParams *params=[[SCGISNameSearchParams alloc] init];
            params.urlStr=@"http://www.scgis.net.cn:5506/iMap/iMapServer/DefaultRest/services/newtianditunamesearch/";
            params.token=nil;
            params.keyword=@"学校";
            params.startIndex=0;
            params.stopIndex=10;
            params.statePac=@"5101";
    
            SCGISNameSearchTask *task=[[SCGISNameSearchTask alloc] init];
            task.delegate=self;
    
            [task search:params];
        }

        #pragma mark - SCGISNameSearchTaskDelegate
        -(void)SCGISNameSearchTaskDidFail:(NSError *)error responseData:(NSData *)data Content:(id)content{
    
        }
        -(void)SCGISNameSearchTaskDidJsonCallback:(NSDictionary *)jsonDic Content:(id)content{
            NSNumber *number=[jsonDic objectForKey:@"success"];
            if ([number intValue]==1) {
                NSDictionary *messageDic=[jsonDic objectForKey:@"message"];
                NSArray *columnsList=[messageDic objectForKey:@"columns"];
                NSArray *featuresList=[messageDic objectForKey:@"features"];
                if (featuresList&&[featuresList count]>0) {
                    //定义一个点样式
                    //AGSSimpleMarkerSymbol *myMarkerSymbol =[AGSSimpleMarkerSymbol simpleMarkerSymbol];
                    AGSPictureMarkerSymbol *myMarkerSymbol =[AGSPictureMarkerSymbol pictureMarkerSymbolWithImageNamed:@"pushpin.png"];
                    myMarkerSymbol.xoffset=10;
                    myMarkerSymbol.yoffset=10;
                    double minx=180,miny=90,maxx=0,maxy=0;
                    for (int i=0; i<[featuresList count]; i++) {
                        NSDictionary *feaDic=[featuresList objectAtIndex:i];
                        NSArray *attr=[feaDic objectForKey:@"attributes"];
                        AGSPoint* myMarkerPoint =[AGSPoint pointWithX:[[attr objectAtIndex:1] doubleValue]
                                                                    y:[[attr objectAtIndex:2] doubleValue]
                                                    spatialReference:self.mapView.spatialReference];
                
                        if (myMarkerPoint.x<minx) {
                            minx=myMarkerPoint.x;
                        }
                        if (myMarkerPoint.x>maxx) {
                            maxx=myMarkerPoint.x;
                        }
                        if (myMarkerPoint.y<miny) {
                            miny=myMarkerPoint.y;
                        }
                        if (myMarkerPoint.y>maxy) {
                            maxy=myMarkerPoint.y;
                        }
                
                        //attributes
                        NSMutableDictionary *attrDic=[NSMutableDictionary dictionaryWithCapacity:10];
                        [attrDic setValue:[NSNumber numberWithInt:1] forKey:@"gtype"];
                        for(int j=0;j<[columnsList count];j++){
                            NSDictionary *colDic=[columnsList objectAtIndex:j];
                            NSString *key=[colDic objectForKey:@"columnName"];
                            [attrDic setObject:[attr objectAtIndex:j] forKey:key];
                        }
                
                        //geometry created earlier
                        AGSGraphic* myGraphic =[AGSGraphic graphicWithGeometry:myMarkerPoint
                                                                        symbol:myMarkerSymbol
                                                                    attributes:attrDic
                                                        infoTemplateDelegate:nil];
                        [attrDic setObject:myGraphic forKey:@"graphic"];
                //Add the graphic to the Graphics layer
                [graphicsLayer addGraphic:myGraphic];
                }
            }
        }
            [graphicsLayer dataChanged];
        }
        @end