72 lines
3.2 KiB
Objective-C
72 lines
3.2 KiB
Objective-C
// MIT License
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//
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// Copyright (c) 2019 https://liangdahong.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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////////////////////
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/// v3.1.4
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////////////////////
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#import <UIKit/UIKit.h>
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#import "BMLongPressDragCellCollectionViewDelegate.h"
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#import "BMLongPressDragCellCollectionViewDataSource.h"
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/*
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- (NSArray<NSArray<id> *> *)dataSourceWithDragCellCollectionView:(__kindof BMLongPressDragCellCollectionView *)dragCellCollectionView {
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return self.dataSourceArray;
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// 此协议方法里返回数据源
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}
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- (void)dragCellCollectionView:(__kindof BMLongPressDragCellCollectionView *)dragCellCollectionView newDataArrayAfterMove:(nullable NSArray <NSArray <id> *> *)newDataArray {
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self.dataSourceArray = [newDataArray mutableCopy];
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// 此协议方法里保存数据源
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}
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*/
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@interface BMLongPressDragCellCollectionView : UICollectionView
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@property (nonatomic, weak) id<BMLongPressDragCellCollectionViewDelegate> delegate;
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@property (nonatomic, weak) id<BMLongPressDragCellCollectionViewDataSource> dataSource;
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/// 长按触发拖拽所需时间，默认是 0.5 秒。
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@property (nonatomic, assign) NSTimeInterval minimumPressDuration;
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/// 是否可以拖拽 默认为 YES。
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@property (nonatomic, assign, getter=isCanDrag) IBInspectable BOOL canDrag;
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/// 长按拖拽时拖拽中的的 Cell 缩放比例，默认是 1.2 倍。
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@property (nonatomic, assign) IBInspectable CGFloat dragZoomScale;
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/// 拖拽的 Cell 在拖拽移动时的透明度 默认是： 1.0 不透明。
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@property (nonatomic, assign) IBInspectable CGFloat dragCellAlpha;
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/// 拖拽到 UICollectionView 边缘时 UICollectionView 的滚动速度
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/// 默认为: 8.0f ，建议设置 5.0f 到 15.0f 之间。
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@property (nonatomic, assign) IBInspectable CGFloat dragSpeed;
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/// 拖拽 View 的背景颜色，默认和被拖拽的 Cell 一样。
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@property (nonatomic, strong) IBInspectable UIColor *dragSnapedViewBackgroundColor;
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/// 移动到指定位置
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/// @param indexPath 移动到的位置
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/// 内部只会处理当前正在拖拽的情况，会把拖拽的 Cell 移动到指定位置，建议在停止手势时或者认为适当的时候使用。
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- (void)dragMoveItemToIndexPath:(NSIndexPath *)indexPath;
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@end
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