RMOpenSeaMapLayer.m
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//
// RMOpenSeaMapLayer.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.
#import "RMOpenSeaMapLayer.h"
@implementation RMOpenSeaMapLayer
- (id)init
{
if (!(self = [super init]))
return nil;
self.minZoom = 1;
self.maxZoom = 18;
self.opaque = NO;
return self;
}
- (NSArray *)URLsForTile:(RMTile)tile
{
NSAssert4(((tile.zoom >= self.minZoom) && (tile.zoom <= self.maxZoom)),
@"%@ tried to retrieve tile with zoomLevel %d, outside source's defined range %f to %f",
self, tile.zoom, self.minZoom, self.maxZoom);
return [NSArray arrayWithObject:[NSURL URLWithString:[NSString stringWithFormat:@"http://tiles.openseamap.org/seamark/%d/%d/%d.png", tile.zoom, tile.x, tile.y]]];
}
- (NSString *)uniqueTilecacheKey
{
return @"OpenSeaMapLayer";
}
- (NSString *)shortName
{
return @"Open Sea Map";
}
- (NSString *)longDescription
{
return @"Open Sea Map/Open Street Map, the free wiki world map, provides freely usable map data for all parts of the world, under the Creative Commons Attribution-Share Alike 2.0 license.";
}
- (NSString *)shortAttribution
{
return @"© OpenStreetMap CC-BY-SA";
}
- (NSString *)longAttribution
{
return @"Map data © OpenStreetMap, licensed under Creative Commons Share Alike By Attribution.";
}
@end