118 lines
2.9 KiB
Objective-C
118 lines
2.9 KiB
Objective-C
/*
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* Copyright [2019] [Doric.Pub]
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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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//
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// Created by pengfei.zhou on 2019/10/23.
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//
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#import <Foundation/Foundation.h>
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struct Margin {
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CGFloat left;
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CGFloat right;
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CGFloat top;
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CGFloat bottom;
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};
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typedef struct Margin Margin;
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Margin MarginMake(CGFloat left, CGFloat top, CGFloat right, CGFloat bottom);
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typedef NS_ENUM(NSInteger, LayoutParam) {
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LayoutParamExact,
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LayoutParamWrapContent,
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LayoutParamAtMost,
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};
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typedef NS_ENUM(NSInteger, DoricGravity) {
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SPECIFIED = 1,
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START = 1 << 1,
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END = 1 << 2,
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SHIFT_X = 0,
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SHIFT_Y = 4,
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LEFT = (START | SPECIFIED) << SHIFT_X,
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RIGHT = (END | SPECIFIED) << SHIFT_X,
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TOP = (START | SPECIFIED) << SHIFT_Y,
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BOTTOM = (END | SPECIFIED) << SHIFT_Y,
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CENTER_X = SPECIFIED << SHIFT_X,
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CENTER_Y = SPECIFIED << SHIFT_Y,
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CENTER = CENTER_X | CENTER_Y,
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};
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@interface LayoutConfig : NSObject
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@property(nonatomic, assign) LayoutParam widthSpec;
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@property(nonatomic, assign) LayoutParam heightSpec;
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@property(nonatomic, assign) DoricGravity alignment;
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- (instancetype)init;
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- (instancetype)initWithWidth:(LayoutParam)width height:(LayoutParam)height;
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@end
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@interface StackLayoutConfig : LayoutConfig
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@end
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@interface MarginLayoutConfig : LayoutConfig
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@property(nonatomic) Margin margin;
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- (instancetype)initWithWidth:(LayoutParam)width height:(LayoutParam)height margin:(Margin)margin;
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@end
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@interface LinearLayoutConfig : MarginLayoutConfig
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@property(nonatomic, assign) NSUInteger weight;
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@end
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@interface LayoutContainer <T :LayoutConfig *> : UIView
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- (T)configForChild:(__kindof UIView *)child;
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- (void)layout;
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- (void)requestLayout;
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@end
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@interface Stack : LayoutContainer<StackLayoutConfig *>
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@property(nonatomic, assign) DoricGravity gravity;
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@end
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@interface LinearLayout : LayoutContainer<LinearLayoutConfig *>
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@property(nonatomic, assign) DoricGravity gravity;
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@property(nonatomic, assign) CGFloat space;
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@end
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@interface VLayout : LinearLayout
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@end
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@interface HLayout : LinearLayout
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@end
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@interface UIView (LayoutConfig)
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@property(nonatomic, strong) LayoutConfig *layoutConfig;
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@property(nonatomic, copy) NSString *tagString;
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- (UIView *)viewWithTagString:(NSString *)tagString;
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@end
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VLayout *vLayout(NSArray <__kindof UIView *> *views);
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HLayout *hLayout(NSArray <__kindof UIView *> *views);
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VLayout *vLayoutWithBlock(NSArray <UIView *(^)()> *blocks);
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HLayout *hLayoutWithBlock(NSArray <UIView *(^)()> *blocks);
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