--- title: TrackCanvas3DOptions --- [Overview - v5.0.0-beta.21](../../README.en.md) / [Modules](../../modules.en.md) / [behaviors](../../modules/behaviors.en.md) / TrackCanvas3DOptions [behaviors](../../modules/behaviors.en.md).TrackCanvas3DOptions ## Properties ### eventName • `Optional` **eventName**: `string` The event name to trigger when drag end. #### Defined in [packages/g6/src/stdlib/behavior/track-canvas-3d.ts:24](https://github.com/antvis/G6/blob/61e525e59b/packages/g6/src/stdlib/behavior/track-canvas-3d.ts#L24) --- ### secondaryKey • `Optional` **secondaryKey**: `string` The assistance secondary key to trigger the behavior. If it is not assigned, triggered only by trigger. You can also assigned it with a key on keyboard e.g. 'shift', to make the behavior triggered only when the key is pressing and trigger is happening. #### Defined in [packages/g6/src/stdlib/behavior/track-canvas-3d.ts:20](https://github.com/antvis/G6/blob/61e525e59b/packages/g6/src/stdlib/behavior/track-canvas-3d.ts#L20) --- ### shouldBegin • `Optional` **shouldBegin**: (`event`: [`IG6GraphEvent`](IG6GraphEvent.en.md)) => `boolean` #### Type declaration ▸ (`event`): `boolean` Whether allow the behavior happen on the current item. ##### Parameters | Name | Type | | :------ | :------------------------------------- | | `event` | [`IG6GraphEvent`](IG6GraphEvent.en.md) | ##### Returns `boolean` #### Defined in [packages/g6/src/stdlib/behavior/track-canvas-3d.ts:28](https://github.com/antvis/G6/blob/61e525e59b/packages/g6/src/stdlib/behavior/track-canvas-3d.ts#L28) --- ### trigger • `Optional` **trigger**: `"drag"` \| `"directionKeys"` The way to tranlate the canvas. 'drag' (default) means dragged by mouse, 'directionKeys' means the up/down/left/right key on keyBoard. #### Defined in [packages/g6/src/stdlib/behavior/track-canvas-3d.ts:13](https://github.com/antvis/G6/blob/61e525e59b/packages/g6/src/stdlib/behavior/track-canvas-3d.ts#L13)