update doc

Author: stockiNail

Diff for: docs/guide/configuration.md

@@ -63,7 +63,7 @@ The following options apply to all annotations unless they are overwritten on a
 
 | Name | Type | [Scriptable](options.md#scriptable-options) | Default | Notes
 | ---- | ---- | :----: | ---- | ----
-| `drawTime` | `string` | Yes | `'afterDatasetsDraw'` | See [drawTime](options#draw-time).
+| `drawTime` | `string`\|`number` | Yes | `'afterDatasetsDraw'` | See [drawTime](options#draw-time).
 | `init` | `boolean`  | [See initial animation](#initial-animation) | `false` | Enable the animation to the annotations when they are drawing at chart initialization
 
 ### Initial animation

Diff for: docs/guide/options.md

@@ -83,7 +83,7 @@ module.exports = {
 
 ## Draw Time
 
-The `drawTime` option for an annotation determines where in the chart lifecycle the drawing occurs. Four potential options are available:
+The `drawTime` option for an annotation determines where in the chart lifecycle the drawing occurs. Four potential predefined options are available:
 
 | Option | Notes
 | ---- | ----
@@ -92,6 +92,8 @@ The `drawTime` option for an annotation determines where in the chart lifecycle
 | `'afterDatasetsDraw'` | Occurs after drawing of datasets but before items such as the tooltip
 | `'afterDraw'` | After other drawing is completed.
 
+Furthermore, the `drawTime` option can be set as number which represents the dataset index used to draw the annotation, before that dataset will be.
+
 ## Option Context
 
 The option context is used to give contextual information when resolving options and only applies to scriptable options. The object is preserved, so it can be used to store and pass information between calls / options.

Diff for: docs/guide/types/_commonInnerLabel.md

@@ -9,7 +9,7 @@ All of these options can be [Scriptable](../options.md#scriptable-options)
 | [`color`](#fonts-and-colors) | [`Color`\|`Color[]`](../options#color) | `'black'` | Text color.
 | `content` | `string`\|`string[]`\|[`Image`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLImageElement/Image)\|[`HTMLCanvasElement`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLCanvasElement) | `null` | The content to show in the label.
 | `display` | `boolean` | `false` | Whether or not the label is shown.
-| `drawTime` | `string` | `options.drawTime` | See [drawTime](../options#draw-time). Defaults to the annotation draw time if unset
+| `drawTime` | `string`\|`number` | `options.drawTime` | See [drawTime](../options#draw-time). Defaults to the annotation draw time if unset
 | [`font`](#fonts-and-colors) | [`Font`\|`Font[]`](../options#font) | `{ weight: 'bold' }` | Label font
 | `height` | `number`\|`string` | `undefined` | Overrides the height of the image or canvas element. Could be set in pixel by a number, or in percentage of current height of image or canvas element by a string. If undefined, uses the height of the image or canvas element. It is used only when the content is an image or canvas element.
 | `opacity` | `number` | `undefined` | Overrides the opacity of the image or canvas element. Could be set a number in the range 0.0 to 1.0, inclusive. If undefined, uses the opacity of the image or canvas element. It is used only when the content is an image or canvas element.

Diff for: docs/guide/types/_commonOptions.md

@@ -11,7 +11,7 @@ The following options are available for all annotations.
 | [`borderDashOffset`](#styling) | `number` | Yes | `0`
 | [`borderShadowColor`](#styling) | [`Color`](../options.md#color) | Yes | `'transparent'`
 | [`display`](#general) | `boolean` | Yes | `true`
-| [`drawTime`](#general) | `string` | Yes | `'afterDatasetsDraw'`
+| [`drawTime`](#general) | `string`\|`number` | Yes | `'afterDatasetsDraw'`
 | [`init`](../configuration.html#common) | `boolean`  | [See initial animation](../configuration.html#initial-animation) | `undefined`
 | [`id`](#general) | `string` | No | `undefined`
 | [`shadowBlur`](#styling) | `number` | Yes | `0`

Diff for: docs/guide/types/line.md

@@ -134,7 +134,7 @@ All of these options can be [Scriptable](../options.md#scriptable-options)
 | [`color`](#fonts-and-colors) | [`Color`\|`Color[]`](../options#color) | `'#fff'` | Text color.
 | `content` | `string`\|`string[]`\|[`Image`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLImageElement/Image)\|[`HTMLCanvasElement`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLCanvasElement) | `null` | The content to show in the label.
 | `display` | `boolean` | `false` | Whether or not the label is shown.
-| `drawTime` | `string` | `options.drawTime` | See [drawTime](../options#draw-time). Defaults to the line annotation draw time if unset.
+| `drawTime` | `string`\|`number` | `options.drawTime` | See [drawTime](../options#draw-time). Defaults to the line annotation draw time if unset.
 | [`font`](#fonts-and-colors) | [`Font`\|`Font[]`](../options#font) | `{ weight: 'bold' }` | Label font.
 | `height` | `number`\|`string` | `undefined` | Overrides the height of the image or canvas element. Could be set in pixel by a number, or in percentage of current height of image or canvas element by a string. If undefined, uses the height of the image or canvas element. It is used only when the content is an image or canvas element.
 | `opacity` | `number` | `undefined` | Overrides the opacity of the image or canvas element. Could be set a number in the range 0.0 to 1.0, inclusive. If undefined, uses the opacity of the image or canvas element. It is used only when the content is an image or canvas element.