RMMapLayer.m
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//
// Layer.m
// MapView
//
// Created by Joseph Gentle on 22/09/08.
// Copyright 2008 __MyCompanyName__. All rights reserved.
//
#import "RMMapLayer.h"
#import "RMPixel.h"
@implementation RMMapLayer
- (id) init
{
if (![super init])
return nil;
return self;
}
- (id)initWithLayer:(id)layer
{
if (![super initWithLayer:layer])
return nil;
return self;
}
- (id<CAAction>)actionForKey:(NSString *)key
{
if ([key isEqualToString:@"position"]
|| [key isEqualToString:@"bounds"])
return nil;
else return [super actionForKey:key];
}
- (void)moveBy: (CGSize) delta
{
self.position = RMTranslateCGPointBy(self.position, delta);
}
- (void)zoomByFactor: (float) zoomFactor near:(CGPoint) pivot
{
self.position = RMScaleCGPointAboutPoint(self.position, zoomFactor, pivot);
self.bounds = RMScaleCGRectAboutPoint(self.bounds, zoomFactor, self.anchorPoint);
}
@end