init - 初始化项目

modules/core/misc/objc/common/Range.h

@@ -0,0 +1,95 @@
+//
+//  Range.h
+//
+//  Created by Giles Payne on 2019/10/08.
+//
+
+#pragma once
+
+#ifdef __cplusplus
+#import "opencv2/core.hpp"
+#else
+#define CV_EXPORTS
+#endif
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+/**
+* Represents a range of dimension indices
+*/
+CV_EXPORTS @interface Range : NSObject
+
+#pragma mark - Properties
+
+@property int start;
+@property int end;
+
+#pragma mark - Constructors
+
+- (instancetype)init;
+- (instancetype)initWithStart:(int)start end:(int)end;
+- (instancetype)initWithVals:(NSArray<NSNumber*>*)vals;
+
+#pragma mark - Methods
+
+/**
+* The size of the range
+*/
+- (int)size;
+
+/**
+* Determines if the range is empty
+*/
+- (BOOL)empty;
+
+/**
+* Creates a range representing all possible indices for a particular dimension
+*/
++ (Range*)all;
+
+/**
+* Calculates the intersection of the range with another range
+* @param r1 The other range
+*/
+- (Range*)intersection:(Range*)r1;
+
+/**
+* Adjusts each of the range limts
+* @param delta The amount of the adjustment
+*/
+- (Range*)shift:(int)delta;
+
+/**
+* Set the range limits from the values of an array
+* @param vals The array of values from which to set the range limits
+*/
+- (void)set:(NSArray<NSNumber*>*)vals NS_SWIFT_NAME(set(vals:));
+
+# pragma mark - Common Methods
+
+/**
+* Clone object
+*/
+- (Range*)clone;
+
+/**
+* Compare for equality
+* @param other Object to compare
+*/
+- (BOOL)isEqual:(nullable id)object;
+
+/**
+* Calculate hash value for this object
+*/
+- (NSUInteger)hash;
+
+/**
+* Returns a string that describes the contents of the object
+*/
+- (NSString*)description;
+
+@end
+
+NS_ASSUME_NONNULL_END