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geometry.ts
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geometry.ts
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import type { Anchor } from "./anchor";
import { Axis } from "./axis";
import { BoundingBox } from "./bounding-box";
import { AffineMatrix, TransformArgs } from "./matrix";
import type { Path } from "./path";
import type { Shape } from "./shape";
import { Fill, Stroke } from "./style";
import { Vec } from "./vec";
export abstract class Geometry {
abstract clone(): Geometry;
abstract isValid(): boolean;
abstract closestPointWithinDistanceToPoint(maxDistance: number, point: Vec): ClosestPointResult;
abstract affineTransform(affineMatrix: AffineMatrix): Geometry;
abstract affineTransformWithoutTranslation(affineMatrix: AffineMatrix): Geometry;
transform(transform: TransformArgs): Geometry {
return this.affineTransform(AffineMatrix.fromTransform(transform));
}
allShapes(): Shape[] {
return [];
}
allPaths(): Path[] {
return [];
}
allAnchors(): Anchor[] {
return [];
}
allOrphanedAnchors(): Anchor[] {
return [];
}
allShapesAndOrphanedPaths(): (Shape | Path)[] {
return [];
}
allIntersectables(): (Path | Axis)[] {
return [];
}
reverse(): Geometry {
return this;
}
assignFill(fill: Fill): Geometry {
return this;
}
removeFill() {
return this;
}
assignStroke(stroke: Stroke): Geometry {
return this;
}
removeStroke() {
return this;
}
assignStyle(fill: Fill, stroke: Stroke): Geometry {
return this;
}
copyStyle(item: Geometry): Geometry {
return this;
}
scaleStroke(scaleFactor: number): Geometry {
return this;
}
toSVGString(options?: ExportOptions): string {
return "";
}
toSVGPathString(options?: ExportOptions): string {
return "";
}
paintToCanvas(ctx: CanvasRenderingContext2D, options?: ExportOptions): void {}
looseBoundingBox(): BoundingBox | undefined {
return undefined;
}
tightBoundingBox(): BoundingBox | undefined {
return undefined;
}
isContainedByBoundingBox(box: BoundingBox): boolean {
return false;
}
isIntersectedByBoundingBox(box: BoundingBox): boolean {
return false;
}
isOverlappedByBoundingBox(box: BoundingBox): boolean {
return false;
}
containsPoint(point: Vec): boolean {
return false;
}
styleContainsPoint(point: Vec): boolean {
return false;
}
static isValid(a: unknown): a is Geometry {
if (a instanceof Geometry) return a.isValid();
return false;
}
}
export interface ClosestPointResult {
distance: number;
position?: Vec;
time?: number;
}
export interface ExportOptions {
hairlineStrokeWidth?: number;
maxPrecision?: number;
useSVGPathClipping?: boolean;
}