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93 lines
2.8 KiB
Objective-C
93 lines
2.8 KiB
Objective-C
/*!
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* iOS SDK
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*
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* Tencent is pleased to support the open source community by making
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* Hippy available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company.
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* All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import <Foundation/Foundation.h>
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#import <UIKit/UIColor.h>
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#import <CoreGraphics/CGContext.h>
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#import "HippyBorderDrawing.h"
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NS_ASSUME_NONNULL_BEGIN
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@interface HippyGradientLocationParser : NSObject
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@property(nonatomic, assign) NSUInteger locationsCount;
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- (instancetype)initWithLocationsCount:(NSUInteger)count;
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- (void)setLocationValue:(NSNumber * )value atLocation:(NSUInteger)location;
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- (NSArray<NSNumber *> *) computeLocations;
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@end
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typedef NS_ENUM(NSUInteger, HippyGradientType) {
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HippyGradientTypeLinear,
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HippyGradientTypeRadial,
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};
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typedef NS_ENUM(NSUInteger, HippyGradientDirection) {
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HippyGradientDirectionTop,
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HippyGradientDirectionTopRight,
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HippyGradientDirectionRight,
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HippyGradientDirectionBottomRight,
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HippyGradientDirectionBottom,
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HippyGradientDirectionBottomLeft,
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HippyGradientDirectionLeft,
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HippyGradientDirectionTopLeft,
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};
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typedef struct _LinearGradientPoints {
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CGPoint startPoint;
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CGPoint endPoint;
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}LinearGradientPoints;
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typedef struct _CanvasInfo {
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CGSize size;
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HippyCornerRadii cornerRadii;
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HippyCornerInsets insets;
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}CanvasInfo;
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@interface HippyGradientObject : NSObject
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- (instancetype)initWithGradientObject:(NSDictionary *)object;
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@property(nonatomic, strong) NSArray<UIColor *> *colors;
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@property(nonatomic, strong) NSArray<NSNumber *> *locations;
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//degree by angle
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@property(nonatomic, assign) NSInteger degree;
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@property(nonatomic, assign) HippyGradientDirection direction;
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//determine if gradient drawn by degree.Default is NO.
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//if YES, gradient is drawn by degree,otherwise by direction
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@property(nonatomic, assign, getter=isDrawnByDegree) BOOL drawnByDegree;
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@property(nonatomic, assign) HippyGradientType gradientType;
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- (void)drawInContext:(CGContextRef)context canvasInfo:(CanvasInfo)canvasInfo;
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- (LinearGradientPoints)linearGradientPointsFromSize:(CGSize)size;
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@end
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HIPPY_EXTERN void HippyDrawLinearGradientInContext(HippyGradientObject *object, CGContextRef context, CanvasInfo canvasInfo);
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HIPPY_EXTERN void HippyDrawRadialGradientInContext(HippyGradientObject *object, CGContextRef context, CGSize);
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NS_ASSUME_NONNULL_END
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