2018-12-20 17:33:31 +08:00
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## window\_animator\_t
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### 概述
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窗口动画。
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2019-01-15 14:34:05 +08:00
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----------------------------------
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2018-12-20 17:33:31 +08:00
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### 函数
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<p id="window_animator_t_methods">
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| 函数名称 | 说明 |
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| -------- | ------------ |
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2019-04-03 11:31:58 +08:00
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| <a href="#window_animator_t_window_animator_create">window\_animator\_create</a> | 创建窗口动画对象。 |
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2018-12-21 12:11:40 +08:00
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| <a href="#window_animator_t_window_animator_destroy">window\_animator\_destroy</a> | 销毁窗口动画对象。 |
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| <a href="#window_animator_t_window_animator_update">window\_animator\_update</a> | 更新动画。 |
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2019-04-03 11:31:58 +08:00
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#### window\_animator\_create 函数
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2018-12-21 18:29:29 +08:00
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-----------------------
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* 函数功能：
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2019-04-03 11:31:58 +08:00
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> <p id="window_animator_t_window_animator_create"> 创建窗口动画对象。
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2018-12-21 18:29:29 +08:00
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2019-04-03 11:31:58 +08:00
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>供子类构造函数用。
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2018-12-20 17:33:31 +08:00
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2018-12-21 11:39:05 +08:00
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* 函数原型：
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```
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2019-04-03 11:31:58 +08:00
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window_animator_t* window_animator_create (bool_t open, const window_animator_vtable_t* vt);
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2018-12-21 11:39:05 +08:00
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```
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* 参数说明：
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2018-12-20 17:33:31 +08:00
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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2019-04-03 11:31:58 +08:00
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| 返回值 | window\_animator\_t* | 返回窗口动画对象。 |
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| open | bool\_t | TRUE表示打开窗口的动画，FALSE表示关闭窗口的动画。 |
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| vt | const window\_animator\_vtable\_t* | 虚表对象。 |
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2018-12-21 18:29:29 +08:00
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#### window\_animator\_destroy 函数
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-----------------------
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2018-12-21 11:39:05 +08:00
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* 函数功能：
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2018-12-21 18:29:29 +08:00
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> <p id="window_animator_t_window_animator_destroy"> 销毁窗口动画对象。
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2018-12-20 17:33:31 +08:00
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2018-12-21 11:39:05 +08:00
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* 函数原型：
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```
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ret_t window_animator_destroy (window_animator_t* wa);
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```
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* 参数说明：
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2018-12-20 17:33:31 +08:00
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | ret\_t | 返回RET\_OK表示成功，否则表示失败。 |
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| wa | window\_animator\_t* | 窗口动画对象。 |
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2018-12-21 18:29:29 +08:00
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#### window\_animator\_update 函数
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-----------------------
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2018-12-21 11:39:05 +08:00
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* 函数功能：
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2018-12-21 18:29:29 +08:00
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> <p id="window_animator_t_window_animator_update"> 更新动画。
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2018-12-20 17:33:31 +08:00
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2018-12-21 11:39:05 +08:00
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* 函数原型：
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```
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ret_t window_animator_update (window_animator_t* wa, canvas_t* canvas, uint32_t time_ms);
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```
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* 参数说明：
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2018-12-20 17:33:31 +08:00
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | ret\_t | 返回RET\_OK表示成功，否则表示失败。 |
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| wa | window\_animator\_t* | 窗口动画对象。 |
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| canvas | canvas\_t* | 画布对象。 |
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| time\_ms | uint32\_t | 当前时间(毫秒)。 |
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