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https://github.com/billypchan/gravitytagcloudview

A tag cloud view with gravity.
https://github.com/billypchan/gravitytagcloudview

2017 cocoapod gravity playground swift-3 tag-cloud uidynamics uilabel xcode8

Last synced: 12 months ago
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A tag cloud view with gravity.

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# GravityTagCloudView
A tag cloud view with gravity for iOS. It is a rewritten version of https://github.com/zhangao0086/DKTagCloudView in swift 3 with UIdynamics gravity support (Thanks for this nice tutorial for UI dynamics - https://www.bignerdranch.com/blog/uidynamics-in-swift/).

You may play around GravityTagCloudView on [Apptize](https://appetize.io/app/y16mxjyzgrd9bkh0cq38ac4qng).

Fill some bugs in the iPhone SE screen:


(To measure the performance of UIDynamic, you may include [konoma/fps-counter](https://github.com/konoma/fps-counter) in your project.)

Playground example:

Play with random font size:

![PNG](https://raw.githubusercontent.com/billypchan/GravityTagCloudView/master/doc/randomFontSize.png)

Play with weighted font size and fill the entire view with tags:

![PNG](https://raw.githubusercontent.com/billypchan/GravityTagCloudView/master/doc/playground.png)

## How To Get Started

### Installation with CocoaPods

Edit your Podfile and add DKTagCloudView, (TODO add to offical pod spec):

``` bash
pod 'GravityTagCloudView', '~> 0.2.0'
```

Add `import GravityTagCloudView` to the top of classes that will use it.
#### Create instances (Also supports xib/storyboard) :

``` Swift
let gravityTagCloudView = GravityTagCloudView()

gravityTagCloudView.frame = CGRect(x: 0, y: 0, width: 360, height: 200)

self.view.addSubview(gravityTagCloudView)

```

#### Setup items:

If you want the size of the label is propertional to their weight, please set labelSizeType properties to kWeighted and assign array to titleWeights:

``` Swift
gravityTagCloudView.labelSizeType = .weighted
gravityTagCloudView.titleWeights = [["title":"elephant", "weight":10],
["title":"cow", "weight":7],
["title":"horse", "weight":7],
["title":"dog", "weight":5],
["title":"cat", "weight":3],
["title":"rat", "weight":1],
["title":"mouse", "weight":1],
]
```

#### Generates:

``` Swift
gravityTagCloudView.generate()
```

#### Callback

``` Swift
gravityTagCloudView.tagClickBlock = { title, tag -> Void in
print("tag =\(tag), title=\(title)")
}
```

#### Customized:

``` Swift

/**

* Label size option. Defautls to random.
*/
public var labelSizeType : LabelSizeType = .random

/**
* Gravity enabled?
*/
public var isGravity : Bool = true

/**
* Min font size. Defautls to 14.
*/
public var minFontSize : Float = 14

/**
* Max font size. Defaults to 60.
*/
public var maxFontSize : Float = 60

/**
* Random text colors with default list
*/
public var randomColors = [UIColor.black, UIColor.cyan, UIColor.purple, UIColor.orange, UIColor.red, UIColor.yellow, UIColor.lightGray, UIColor.gray, UIColor.green]
```

## License
This code is distributed under the terms and conditions of the MIT license.