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refs Outdooractive#64: first cut of static map view
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| // | ||
| // RMStaticMapView.h | ||
| // | ||
| // Copyright (c) 2008-2012, Route-Me Contributors | ||
| // All rights reserved. | ||
| // | ||
| // Redistribution and use in source and binary forms, with or without | ||
| // modification, are permitted provided that the following conditions are met: | ||
| // | ||
| // * Redistributions of source code must retain the above copyright notice, this | ||
| // list of conditions and the following disclaimer. | ||
| // * Redistributions in binary form must reproduce the above copyright notice, | ||
| // this list of conditions and the following disclaimer in the documentation | ||
| // and/or other materials provided with the distribution. | ||
| // | ||
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
| // POSSIBILITY OF SUCH DAMAGE. | ||
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|
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| #import <UIKit/UIKit.h> | ||
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| @interface RMStaticMapView : UIImageView | ||
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| - (id)initWithFrame:(CGRect)frame mapID:(NSString *)mapID centerCoordinate:(CLLocationCoordinate2D)centerCoordinate zoomLevel:(CGFloat)initialZoomLevel; | ||
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| // TODO: delegate | ||
| // TODO: markers | ||
| // TODO: attribution | ||
| // TODO: logo bug | ||
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| @end |
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| // | ||
| // RMStaticMapView.m | ||
| // | ||
| // Copyright (c) 2008-2012, Route-Me Contributors | ||
| // All rights reserved. | ||
| // | ||
| // Redistribution and use in source and binary forms, with or without | ||
| // modification, are permitted provided that the following conditions are met: | ||
| // | ||
| // * Redistributions of source code must retain the above copyright notice, this | ||
| // list of conditions and the following disclaimer. | ||
| // * Redistributions in binary form must reproduce the above copyright notice, | ||
| // this list of conditions and the following disclaimer in the documentation | ||
| // and/or other materials provided with the distribution. | ||
| // | ||
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
| // POSSIBILITY OF SUCH DAMAGE. | ||
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| #import "RMStaticMapView.h" | ||
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| #define RMStaticMapViewMaxWidth 640.0f | ||
| #define RMStaticMapViewMaxHeight 640.0f | ||
| #define RMStaticMapViewMinZoom 0.0f | ||
| #define RMStaticMapViewMaxZoom 17.0f | ||
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| @implementation RMStaticMapView | ||
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| - (id)initWithFrame:(CGRect)frame mapID:(NSString *)mapID centerCoordinate:(CLLocationCoordinate2D)centerCoordinate zoomLevel:(CGFloat)initialZoomLevel | ||
| { | ||
| if (!(self = [super initWithFrame:frame])) | ||
| return nil; | ||
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| CGRect requestFrame = CGRectMake(frame.origin.x, frame.origin.y, fminf(frame.size.width, RMStaticMapViewMaxWidth), fminf(frame.size.height, RMStaticMapViewMaxHeight)); | ||
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| if ( ! CLLocationCoordinate2DIsValid(centerCoordinate)) | ||
| centerCoordinate = CLLocationCoordinate2DMake(0, 0); | ||
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| initialZoomLevel = fmaxf(initialZoomLevel, RMStaticMapViewMinZoom); | ||
| initialZoomLevel = fminf(initialZoomLevel, RMStaticMapViewMaxZoom); | ||
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| self.backgroundColor = [UIColor colorWithPatternImage:[RMMapView resourceImageNamed:@"LoadingTile.png"]]; | ||
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| self.contentMode = UIViewContentModeCenter; | ||
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| UIActivityIndicatorView *spinner = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge]; | ||
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| [spinner startAnimating]; | ||
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| spinner.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin; | ||
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| spinner.center = self.center; | ||
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| [self addSubview:spinner]; | ||
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| NSURL *imageURL = [NSURL URLWithString:[NSString stringWithFormat:@"http://api.tiles.mapbox.com/v3/%@/%f,%f,%i/%ix%i.png", mapID, centerCoordinate.longitude, centerCoordinate.latitude, (int)roundf(initialZoomLevel), (int)roundf(requestFrame.size.width), (int)roundf(requestFrame.size.height)]]; | ||
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| [NSURLConnection sendAsynchronousRequest:[NSURLRequest requestWithURL:imageURL] | ||
| queue:[NSOperationQueue new] | ||
| completionHandler:^(NSURLResponse *response, NSData *responseData, NSError *error) | ||
| { | ||
| [self.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)]; | ||
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| if (responseData) | ||
| { | ||
| dispatch_async(dispatch_get_main_queue(), ^(void) | ||
| { | ||
| self.image = [UIImage imageWithData:responseData]; | ||
| }); | ||
| } | ||
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| else | ||
| return; // TODO: notify delegate of error & display something | ||
| }]; | ||
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| return self; | ||
| } | ||
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| @end |
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