Documentation

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Class: MeasureExtension

Extension for measuring distances and projections.

Extends

• ExtensionBase

Constructors

Constructor

new MeasureExtension(viewerName): MeasureExtension

Parameters

viewerName

string

Owner viewer name.

Returns

MeasureExtension

Overrides

ExtensionBase.constructor

Properties

getName()

getName: () => string

Get unique extension name.

Returns

string

Inherited from

ExtensionBase.getName

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helpDesc

readonly helpDesc: string

Optional description for placing on HelpToolbar.

Inherited from

ExtensionBase.helpDesc

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helpIcon

readonly helpIcon: string

Optional icon for placing on HelpToolbar.

Inherited from

ExtensionBase.helpIcon

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hideToolbar

hideToolbar: boolean

Is extension need to hide toolbar or not.

Inherited from

ExtensionBase.hideToolbar

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isActive

isActive: boolean

Whether the measurement command is active or not.

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state

state: any

Any extension data which can be stored in browser local storage and restored after (any extension settings, buttons state and so one). State will be saved in local storage with 'tangl-ext-extensionName' key.

Inherited from

ExtensionBase.state

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type

readonly type: string

Extension type (ext, mode, control).

Inherited from

ExtensionBase.type

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viewerName

readonly viewerName: string

Owner viewer name.

Inherited from

ExtensionBase.viewerName

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getName()

static getName: () => string

Get unique extension name.

Returns

string

Overrides

ExtensionBase.getName

Methods

getRenderManager()

getRenderManager(): RenderManager

Get current RenderManager instance.

Returns

RenderManager

Inherited from

ExtensionBase.getRenderManager

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restoreState()

restoreState(): Promise<void>

Restore extension state from the local storage.

Returns

Promise<void>

Inherited from

ExtensionBase.restoreState

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saveState()

saveState(): Promise<void>

Save extension state in the local storage.

Returns

Promise<void>

Inherited from

ExtensionBase.saveState

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setRestoreStateHandler()

setRestoreStateHandler(handler): this

Sets external hook handler for restoring extension state in the local storage.

Parameters

handler

(stateName, state) => Promise<any>

handler hook function.

Returns

this

Inherited from

ExtensionBase.setRestoreStateHandler

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setSaveStateHandler()

setSaveStateHandler(handler): this

Sets external hook handler for storing extension state in the local storage.

Parameters

handler

(stateName, state) => void

handler hook function.

Returns

this

Inherited from

ExtensionBase.setSaveStateHandler

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switchRulerMode()

switchRulerMode(): void

Enables or disables the measurement mode.

Returns

void

Hooks

added()

added(): void

Hook when extension is added to ExtensionManager. Called by ExtensionManager.addExtension().

Returns

void

Overrides

ExtensionBase.added

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commandChanged()

commandChanged(newCommand): void

Hook when current extension command is changed or finished. Called by ExtensionManager.setCurrentCommandExtension().

Parameters

newCommand

ExtensionBase

Returns

void

Overrides

ExtensionBase.commandChanged

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dedicatedToolbarRender()

dedicatedToolbarRender(container): void

Render function for rendering dedicated toolbar content.

Parameters

container

HTMLElement

Parent DOM container.

Returns

void

Inherited from

ExtensionBase.dedicatedToolbarRender

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deleted()

deleted(): void

Hook when extension is deleted from ExtensionManager. Called by ExtensionManager.clear().

Returns

void

Overrides

ExtensionBase.deleted

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sharedToolbarRender()

sharedToolbarRender(container): void

Render function for rendering shared toolbar content.

Parameters

container

HTMLElement

Parent DOM container.

Returns

void

Overrides

ExtensionBase.sharedToolbarRender

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uiRender()

uiRender(container): void

Render function for rendering additional UI above viewer canvas.

Parameters

container

HTMLElement

Parent DOM container.

Returns

void

Overrides

ExtensionBase.uiRender