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1 | | -# FloatingViewProtocol |
| 1 | +# 特性 |
| 2 | + |
| 3 | +1. 支持拖动、自动吸附、吸附后部分隐藏 |
| 4 | +2. 支持自定义可吸附的 edges |
| 5 | +3. 支持自定义水平和纵向吸附的优先级 |
| 6 | +4. 支持自定义悬浮视图可到达区域 |
| 7 | +5. 支持自定义添加到`UIView`子类或者本库提供的`keyWindow`上 |
| 8 | + |
| 9 | +# 环境要求 |
| 10 | + |
| 11 | +- iOS 8.0+ |
| 12 | +- Swift 4.1 |
| 13 | + |
| 14 | +# 安装 |
| 15 | + |
| 16 | +## Cocoapods |
| 17 | + |
| 18 | +在`Podfile`添加: |
| 19 | + |
| 20 | +``` |
| 21 | +pod 'FloatingViewProtocol' |
| 22 | +``` |
| 23 | + |
| 24 | +# 使用 |
| 25 | + |
| 26 | +## 简单运用 |
| 27 | + |
| 28 | +1. 遵守`FloatingViewProtocol`协议 |
| 29 | + |
| 30 | +2. 实现`component`属性 |
| 31 | + |
| 32 | +3. 调用`addFloatingPanGestureRecognir()`方法添加拖动手势 |
| 33 | + |
| 34 | +此时悬浮视图已经支持拖动和自动吸附。水平默认超过屏幕中点,纵向默认距离屏幕边缘小于 100 时即可吸附。 |
| 35 | + |
| 36 | +## 自定义 |
| 37 | + |
| 38 | +在简单运用的基础上,可在悬浮视图中重写各种属性: |
| 39 | + |
| 40 | +```swift |
| 41 | +class FloatingView: UIView, FloatingViewProtocol { |
| 42 | + /// 是否可以拖拽 |
| 43 | + var isDraggable = true |
| 44 | + /// 是否自动吸附 |
| 45 | + var isAutoAdsorb = true |
| 46 | + /// 可自动吸附的方向 |
| 47 | + var adsorbableEdges: FloatingAdsorbableEdges = [.left, .right] |
| 48 | + /// 水平方向吸附和垂直方向吸附的优先级 |
| 49 | + var adsorbPriority: FloatingAdsorbPriority = .equal |
| 50 | + /// 吸附动画时间 |
| 51 | + var adsorbAnimationDuration: TimeInterval = 0.35 |
| 52 | + /// 停止拖拽后,最小距离 floatingEdge 边缘多少可以自动吸附 |
| 53 | + var minAdsorbableSpacings: UIEdgeInsets = UIEdgeInsets(top: 100, left: 50, bottom: 100, right: 50) |
| 54 | + /// 吸附在边缘后是否自动地部分隐藏 |
| 55 | + var isAutoPartiallyHide = true |
| 56 | + /// 隐藏的百分比 |
| 57 | + var partiallyHidePercent: CGFloat = 0.3 |
| 58 | + /// 部分隐藏动画时长 |
| 59 | + var partiallyHideAnimationDuration: TimeInterval = 0.35 |
| 60 | + /// 悬浮视图可到达区域,距离父视图各边的缩进 |
| 61 | + var floatingEdgeInsets: UIEdgeInsets = UIEdgeInsets(top: 10, left: 10, bottom: 10, right: 10) |
| 62 | +} |
| 63 | +``` |
| 64 | + |
| 65 | +此外当悬浮视图已经添加到父视图后,还可以对悬浮视图对象的属性直接赋值修改以上特性。 |
| 66 | + |
| 67 | +## 父视图 |
| 68 | + |
| 69 | +悬浮视图可以直接添加到普通的`UIView`子类中,也可以添加到新建的`keyWindow`中。 |
| 70 | + |
| 71 | +添加到普通`UIView`子类: |
| 72 | + |
| 73 | +```swift |
| 74 | +navigationController?.view.addSubview(floatingView) |
| 75 | +``` |
| 76 | + |
| 77 | +添加到新建的`keyWindow`: |
| 78 | + |
| 79 | +```swift |
| 80 | +floatingView.makeFloatingWindowKeyAndVisible() |
| 81 | +``` |
| 82 | + |
| 83 | +对于直接添加到`keyWindow`中的悬浮视图,可以动态更改`keyWindow`根视图的状态栏样式: |
| 84 | + |
| 85 | +```swift |
| 86 | +floatingView.updateFloatingWindowStatusBarStyle(to: default) |
| 87 | +``` |
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