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lazy-widgets

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Typescript retained mode GUI for the HTML canvas API

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import { PointerEvent } from './PointerEvent.js'; import type { Widget } from '../widgets/Widget.js'; import type { SourcePointer } from '../drivers/SourcePointer.js'; /** * A {@link PointerEvent} for button presses/releases, containing helpers for * checking whether it was the left/primary button, right/secondary button or * middle/tertiary button. Always take the button ID into account when handling * this event as you get a pair of {@link PointerPressEvent} and * {@link PointerReleaseEvent} events per button ID. * * Has a focus type decided by the child classes and does not need focus. * * @category Event */ export declare abstract class PointerButtonEvent extends PointerEvent { /** * The ID of the button affected. * * 0: left/primary button. * 1: right/secondary button. * 2: middle/tertiary button. * etc... */ readonly button: number; constructor(x: number, y: number, button: number, shift: boolean, ctrl: boolean, alt: boolean, source: SourcePointer | null, target?: Widget | null); /** Is the button affected the left/primary button? */ get isLeft(): boolean; /** Alias for {@link PointerButtonEvent#isLeft} */ get isPrimary(): boolean; /** Is the button affected the right/secondary button? */ get isRight(): boolean; /** Alias for {@link PointerButtonEvent#isRight} */ get isSecondary(): boolean; /** Is the button affected the middle/tertiary button? */ get isMiddle(): boolean; /** Alias for {@link PointerButtonEvent#isMiddle} */ get isTertiary(): boolean; }