## API
### TDMultiPicker
#### 默认构造方法

| 参数 | 类型 | 默认值 | 说明 |
| --- | --- | --- | --- |
| title | String? | - | 选择器标题 |
| onConfirm | MultiPickerCallback? | - | 选择器确认按钮回调 |
| onCancel | MultiPickerCallback? | - | 选择器取消按钮回调 |
| data | Map | - | 总的数据 |
| pickerHeight | double | - |  |
| pickerItemCount | int | - | 选择器List视窗中item个数，pickerHeight / pickerItemCount即item高度 |
| initialIndexes | List<int>? | - | 若为null表示全部从零开始 |
| rightText | String? | - | 右侧按钮文案 |
| leftText | String? | - | 左侧按钮文案 |
| leftTextStyle | TextStyle? | - | 自定义左侧文案样式 |
| rightTextStyle | TextStyle? | - | 自定义右侧文案样式 |
| centerTextStyle | TextStyle? | - | 自定义中间文案样式 |
| titleHeight | double? | - | 标题高度 |
| topPadding | double? | - | 顶部填充 |
| leftPadding | double? | - | 左边填充 |
| rightPadding | double? | - | 右边填充 |
| titleDividerColor | Color? | - | 标题分割线颜色 |
| backgroundColor | Color? | - | 背景颜色 |
| topRadius | double? | - | 顶部圆角 |
| padding | EdgeInsets? | - | 适配padding |
| itemDistanceCalculator | ItemDistanceCalculator? | - | 不同距离自选项计算策略 |
| customSelectWidget | Widget? | - | 自定义选择框样式 |
| key |  | - |  |

```
```
 ### TDMultiLinkedPicker
#### 默认构造方法

| 参数 | 类型 | 默认值 | 说明 |
| --- | --- | --- | --- |
| title | String? | - | 选择器标题 |
| onConfirm | MultiPickerCallback? | - | 选择器确认按钮回调 |
| onCancel | MultiPickerCallback? | - | 选择器取消按钮回调 |
| selectedData | List | - | 选中数据 |
| data | Map | - | 总的数据 |
| columnNum | int | - | 总列数 |
| pickerHeight | double | 200 |  |
| pickerItemCount | int | 5 | 选择器List视窗中item个数，pickerHeight / pickerItemCount即item高度 |
| customSelectWidget | Widget? | - | 自定义选择框样式 |
| rightText | String? | - | 右侧按钮文案 |
| leftText | String? | - | 左侧按钮文案 |
| leftTextStyle | TextStyle? | - | 自定义左侧文案样式 |
| rightTextStyle | TextStyle? | - | 自定义右侧文案样式 |
| centerTextStyle | TextStyle? | - | 自定义中间文案样式 |
| titleHeight | double? | - | 标题高度 |
| topPadding | double? | - | 顶部填充 |
| leftPadding | double? | - | 左边填充 |
| rightPadding | double? | - | 右边填充 |
| titleDividerColor | Color? | - | 标题分割线颜色 |
| backgroundColor | Color? | - | 背景颜色 |
| topRadius | double? | - | 顶部圆角 |
| padding | EdgeInsets? | - | 适配padding |
| itemDistanceCalculator | ItemDistanceCalculator? | - | 不同距离自选项计算策略 |
| key |  | - |  |

```
```
 ### MultiLinkedPickerModel
#### 默认构造方法

| 参数 | 类型 | 默认值 | 说明 |
| --- | --- | --- | --- |
| data | Map | - | 总的数据 |
| columnNum | int | - | 总列数 |
| initialData |  | - |  |

```
```
 ### TDPicker

#### 静态方法

| 名称 | 返回类型 | 参数 | 说明 |
| --- | --- | --- | --- |
| showDatePicker |  |   required null context,  required String title,  required DatePickerCallback? onConfirm,  DatePickerCallback? onCancel,  bool useYear,  bool useMonth,  bool useDay,  bool useHour,  bool useMinute,  bool useSecond,  bool useWeekDay,  Color? barrierColor,  List<int> dateStart,  List<int>? dateEnd,  List<int>? initialDate,  String? rightText,  String? leftText,  TextStyle? leftTextStyle,  TextStyle? centerTextStyle,  TextStyle? rightTextStyle,  Color? titleDividerColor,  Duration duration,  double pickerHeight,  int pickerItemCount, | 显示时间选择器 |
| showMultiPicker |  |   required null context,  String? title,  required MultiPickerCallback? onConfirm,  MultiPickerCallback? onCancel,  required List<List<String>> data,  List<int>? initialIndexes,  Duration duration,  Color? barrierColor,  double pickerHeight,  String? rightText,  String? leftText,  TextStyle? leftTextStyle,  TextStyle? centerTextStyle,  TextStyle? rightTextStyle,  Color? titleDividerColor,  double? topPadding,  int pickerItemCount, | 显示多级选择器 |
| showMultiLinkedPicker |  |   required null context,  String? title,  required MultiPickerCallback? onConfirm,  MultiPickerCallback? onCancel,  required Map data,  required int columnNum,  required List initialData,  Duration duration,  Color? barrierColor,  String? rightText,  String? leftText,  TextStyle? leftTextStyle,  TextStyle? centerTextStyle,  TextStyle? rightTextStyle,  double pickerHeight,  Color? titleDividerColor,  double? topPadding,  int pickerItemCount, | 显示多级联动选择器 |