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96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
//
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// FLEXMacros.h
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// FLEX
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//
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// Created by Tanner on 3/12/20.
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// Copyright © 2020 FLEX Team. All rights reserved.
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//
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#ifndef FLEXMacros_h
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#define FLEXMacros_h
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#define flex_keywordify class NSObject;
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#define ctor flex_keywordify __attribute__((constructor)) void __flex_ctor_##__LINE__()
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#define dtor flex_keywordify __attribute__((destructor)) void __flex_dtor_##__LINE__()
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#ifndef strongify
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#define weakify(var) __weak __typeof(var) __weak__##var = var;
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#define strongify(var) \
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_Pragma("clang diagnostic push") \
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_Pragma("clang diagnostic ignored \"-Wshadow\"") \
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__strong typeof(var) var = __weak__##var; \
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_Pragma("clang diagnostic pop")
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#endif
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// A macro to check if we are running in a test environment
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#define FLEX_IS_TESTING() (NSClassFromString(@"XCTest") != nil)
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/// Whether we want the majority of constructors to run upon load or not.
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extern BOOL FLEXConstructorsShouldRun(void);
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/// A macro to return from the current procedure if we don't want to run constructors
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#define FLEX_EXIT_IF_NO_CTORS() if (!FLEXConstructorsShouldRun()) return;
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/// Rounds down to the nearest "point" coordinate
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NS_INLINE CGFloat FLEXFloor(CGFloat x) {
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return floor(UIScreen.mainScreen.scale * (x)) / UIScreen.mainScreen.scale;
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}
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/// Returns the given number of points in pixels
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NS_INLINE CGFloat FLEXPointsToPixels(CGFloat points) {
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return points / UIScreen.mainScreen.scale;
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}
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/// Creates a CGRect with all members rounded down to the nearest "point" coordinate
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NS_INLINE CGRect FLEXRectMake(CGFloat x, CGFloat y, CGFloat width, CGFloat height) {
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return CGRectMake(FLEXFloor(x), FLEXFloor(y), FLEXFloor(width), FLEXFloor(height));
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}
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/// Adjusts the origin of an existing rect
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NS_INLINE CGRect FLEXRectSetOrigin(CGRect r, CGPoint origin) {
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r.origin = origin; return r;
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}
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/// Adjusts the size of an existing rect
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NS_INLINE CGRect FLEXRectSetSize(CGRect r, CGSize size) {
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r.size = size; return r;
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}
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/// Adjusts the origin.x of an existing rect
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NS_INLINE CGRect FLEXRectSetX(CGRect r, CGFloat x) {
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r.origin.x = x; return r;
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}
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/// Adjusts the origin.y of an existing rect
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NS_INLINE CGRect FLEXRectSetY(CGRect r, CGFloat y) {
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r.origin.y = y ; return r;
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}
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/// Adjusts the size.width of an existing rect
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NS_INLINE CGRect FLEXRectSetWidth(CGRect r, CGFloat width) {
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r.size.width = width; return r;
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}
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/// Adjusts the size.height of an existing rect
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NS_INLINE CGRect FLEXRectSetHeight(CGRect r, CGFloat height) {
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r.size.height = height; return r;
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}
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#define FLEXPluralString(count, plural, singular) [NSString \
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stringWithFormat:@"%@ %@", @(count), (count == 1 ? singular : plural) \
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]
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#define FLEXPluralFormatString(count, pluralFormat, singularFormat) [NSString \
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stringWithFormat:(count == 1 ? singularFormat : pluralFormat), @(count) \
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]
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#define flex_dispatch_after(nSeconds, onQueue, block) \
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, \
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(int64_t)(nSeconds * NSEC_PER_SEC)), onQueue, block)
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#endif /* FLEXMacros_h */
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