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2014-08-08 13:27:54 +08:00

58 lines
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C

//
// DTCoreGraphicsUtils.h
// DTFoundation
//
// Created by Oliver Drobnik on 7/18/10.
// Copyright 2010 Cocoanetics. All rights reserved.
//
/**
Various CoreGraphics-related utility functions
*/
/**
Calculates a size that fits an original size into a different size preserving the aspect ratio.
*/
CGSize DTCGSizeThatFitsKeepingAspectRatio(CGSize originalSize, CGSize sizeToFit);
/**
Calculates a size that fits an original size into a different size preserving the aspect ratio and filling the target size.
*/
CGSize DTCGSizeThatFillsKeepingAspectRatio(CGSize originalSize, CGSize sizeToFit);
/**
Replacement for buggy CGSizeMakeWithDictionaryRepresentation
@param dict The dictionary containing an encoded `CGSize`
@param size The `CGSize` to decode from the dictionary
@see http://www.cocoanetics.com/2012/09/radar-cgrectmakewithdictionaryrepresentation/
*/
BOOL DTCGSizeMakeWithDictionaryRepresentation(NSDictionary *dict, CGSize *size);
/**
Replacement for buggy CGSizeCreateDictionaryRepresentation
@param size The `CGSize` to encode in the returned dictionary
@see http://www.cocoanetics.com/2012/09/radar-cgrectmakewithdictionaryrepresentation/
*/
NSDictionary *DTCGSizeCreateDictionaryRepresentation(CGSize size);
/**
Replacement for buggy CGRectMakeWithDictionaryRepresentation
@param dict The dictionary containing an encoded `CGRect`
@param rect The `CGRect` to decode from the dictionary
@see http://www.cocoanetics.com/2012/09/radar-cgrectmakewithdictionaryrepresentation/
*/
BOOL DTCGRectMakeWithDictionaryRepresentation(NSDictionary *dict, CGRect *rect);
/**
Replacement for buggy CGRectCreateDictionaryRepresentation
@param rect The `CGRect` to encode in the returned dictionary
@see http://www.cocoanetics.com/2012/09/radar-cgrectmakewithdictionaryrepresentation/
*/
NSDictionary *DTCGRectCreateDictionaryRepresentation(CGRect rect);
/**
Convenience method to find the center of a CGRect. Uses CGRectGetMidX and CGRectGetMidY.
@returns The point which is the center of rect.
*/
CGPoint DTCGRectCenter(CGRect rect);