//
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// Created by Jörg Polakowski on 14/12/13.
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// Copyright (c) 2013 kevinzhow. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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typedef NS_ENUM(NSUInteger, PNLineChartPointStyle) {
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PNLineChartPointStyleNone = 0,
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PNLineChartPointStyleCircle = 1,
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PNLineChartPointStyleSquare = 3,
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PNLineChartPointStyleTriangle = 4
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};
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@class PNLineChartDataItem;
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typedef PNLineChartDataItem *(^LCLineChartDataGetter)(NSUInteger item);
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@interface PNLineChartColorRange : NSObject<NSCopying>
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@property(nonatomic) NSRange range;
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@property(nonatomic) BOOL inclusive;
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@property(nonatomic, retain) UIColor *color;
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- (id)initWithRange:(NSRange)range color:(UIColor *)color;
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@end
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@interface PNLineChartData : NSObject
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@property (strong) UIColor *color;
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@property (nonatomic) CGFloat alpha;
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@property NSUInteger itemCount;
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@property (copy) LCLineChartDataGetter getData;
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@property (strong, nonatomic) NSString *dataTitle;
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@property (nonatomic) BOOL showPointLabel;
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@property (nonatomic) UIColor *pointLabelColor;
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@property (nonatomic) UIFont *pointLabelFont;
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@property (nonatomic) NSString *pointLabelFormat;
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@property (nonatomic, assign) PNLineChartPointStyle inflexionPointStyle;
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@property (nonatomic) UIColor *inflexionPointColor;
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/**
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* if rangeColor is set and the lineChartData values are within any
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* of the given range then use the rangeColor.color otherwise use
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* self.color for the rest of the graph
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*/
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@property(strong) NSArray<PNLineChartColorRange *> *rangeColors;
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/**
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* If PNLineChartPointStyle is circle, this returns the circle's diameter.
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* If PNLineChartPointStyle is square, each point is a square with each side equal in length to this value.
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*/
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@property (nonatomic, assign) CGFloat inflexionPointWidth;
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@property (nonatomic, assign) CGFloat lineWidth;
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@end
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