import { type InjectionKey, type Ref } from "vue";
import type { vec } from "../vec";
export interface TransformContextShape {
    /**
     * The resulting transformation matrix from any user-provided transforms (via
     * the `<Transform />` component).
     */
    userTransform: Ref<vec.Matrix>;
    /**
     * A transformation that maps "math" space to pixel space. Note that, in many
     * cases, you don't need to use this transformation directly. Instead, use the
     * `var(--mafs-view-transform)` CSS custom property in combination with the
     * SVG `transform` prop.
     */
    viewTransform: Ref<vec.Matrix>;
}
export declare const transformInjectionKey: InjectionKey<TransformContextShape>;
/**
 * A hook that returns the current transformation context. This is useful for
 * building custom Mafs components that need to be aware of how to map between
 * world space and pixel space, and also need to respond to user-provided
 * transformations.
 */
export declare function useTransformContext(): TransformContextShape;