2020-06-25 21:21:27 +02:00

85 lines
2.4 KiB
TypeScript

import {
ExcalidrawElement,
NonDeletedExcalidrawElement,
NonDeleted,
} from "./types";
import { isInvisiblySmallElement } from "./sizeHelpers";
export {
newElement,
newTextElement,
updateTextElement,
newLinearElement,
duplicateElement,
} from "./newElement";
export {
getElementAbsoluteCoords,
getElementBounds,
getCommonBounds,
getDiamondPoints,
getArrowPoints,
getClosestElementBounds,
} from "./bounds";
export {
OMIT_SIDES_FOR_MULTIPLE_ELEMENTS,
handlerRectanglesFromCoords,
handlerRectangles,
} from "./handlerRectangles";
export { hitTest } from "./collision";
export {
resizeTest,
getCursorForResizingElement,
normalizeResizeHandle,
getElementWithResizeHandler,
getResizeHandlerFromCoords,
} from "./resizeTest";
export {
resizeElements,
getResizeOffsetXY,
getResizeArrowDirection,
} from "./resizeElements";
export {
dragSelectedElements,
getDragOffsetXY,
dragNewElement,
} from "./dragElements";
export { isTextElement, isExcalidrawElement } from "./typeChecks";
export { textWysiwyg } from "./textWysiwyg";
export { redrawTextBoundingBox } from "./textElement";
export {
getPerfectElementSize,
isInvisiblySmallElement,
resizePerfectLineForNWHandler,
getNormalizedDimensions,
} from "./sizeHelpers";
export { showSelectedShapeActions } from "./showSelectedShapeActions";
export const getSyncableElements = (
elements: readonly ExcalidrawElement[], // There are places in Excalidraw where synthetic invisibly small elements are added and removed.
) =>
// It's probably best to keep those local otherwise there might be a race condition that
// gets the app into an invalid state. I've never seen it happen but I'm worried about it :)
elements.filter((el) => el.isDeleted || !isInvisiblySmallElement(el));
export const getElementMap = (elements: readonly ExcalidrawElement[]) =>
elements.reduce(
(acc: { [key: string]: ExcalidrawElement }, element: ExcalidrawElement) => {
acc[element.id] = element;
return acc;
},
{},
);
export const getDrawingVersion = (elements: readonly ExcalidrawElement[]) =>
elements.reduce((acc, el) => acc + el.version, 0);
export const getNonDeletedElements = (elements: readonly ExcalidrawElement[]) =>
elements.filter(
(element) => !element.isDeleted,
) as readonly NonDeletedExcalidrawElement[];
export const isNonDeletedElement = <T extends ExcalidrawElement>(
element: T,
): element is NonDeleted<T> => !element.isDeleted;