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import Ratio from "./math/Ratio";
import { Cell, CellRef, Doc, Grid, mapRowsInRange } from "./types";
import { ActiveCellSelection, Selection } from "./selection";
import renderGrid, { RenderedGrid } from "./components/grid/renderGrid";
function defaultDoc(): Doc {
const defaultCells: Cell[] = Array.from({ length: 16 }, () => ({
widthRatio: new Ratio(1, 16),
}));
return {
grids: [
{
id: window.crypto.randomUUID(),
baseCellSize: 42,
baseCellWidthRatio: new Ratio(1, 16),
parts: [
{
rows: Array.from({ length: 4 }, () => ({
cells: [...defaultCells],
})),
},
],
},
{
id: window.crypto.randomUUID(),
baseCellSize: 42,
baseCellWidthRatio: new Ratio(1, 16),
parts: [
{
rows: Array.from({ length: 2 }, () => ({
cells: [...defaultCells],
})),
},
{
rows: Array.from({ length: 2 }, () => ({
cells: [...defaultCells],
})),
},
],
},
],
};
}
export default class Notive {
#doc: Doc = defaultDoc();
get doc() {
return this.#doc;
}
#gridsById = Object.fromEntries(
this.#doc.grids.map((grid) => [grid.id, renderGrid(grid)]),
);
getGrid(id: string): RenderedGrid | undefined {
return this.#gridsById[id];
}
#selection?: Selection;
get selection() {
return this.#selection;
}
#pendingSelection?: Selection;
get pendingSelection() {
return this.#pendingSelection;
}
selectCell(gridId: string, cellRef: CellRef) {
this.#selection = new ActiveCellSelection(gridId, cellRef);
this.#dispatchSelectionChanged();
}
startSelecting(gridId: string, cellRef: CellRef) {
this.#pendingSelection = new ActiveCellSelection(gridId, cellRef);
this.#dispatchSelectionChanged();
}
extendSelection(cellRef: CellRef) {
const newSelection = this.pendingSelection?.extend(cellRef);
if (newSelection !== this.pendingSelection) {
this.#pendingSelection = newSelection;
this.#dispatchSelectionChanged();
}
}
finishSelecting() {
this.#selection = this.pendingSelection;
this.#pendingSelection = undefined;
this.#dispatchSelectionChanged();
}
#dispatchSelectionChanged() {
window.dispatchEvent(new CustomEvent("ntv:selectionchange"));
}
subdivideSelection(subdivisions: number) {
const selection = this.selection;
if (!selection) return;
const newDoc = mapRowsInRange(
this.doc,
selection.gridId,
selection.startCellRef(),
selection.endCellRef(),
(row, rowRef) => {
return row;
},
);
}
}
window.notive = new Notive();
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