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@ -5,18 +5,18 @@ import { RoughCanvas } from "roughjs/bin/canvas";
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import "./styles.css";
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type ExcaliburElement = ReturnType<typeof newElement>;
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type ExcaliburTextElement = ExcaliburElement & {
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type ExcalidrawElement = ReturnType<typeof newElement>;
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type ExcalidrawTextElement = ExcalidrawElement & {
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type: "text";
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font: string;
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text: string;
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actualBoundingBoxAscent: number;
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};
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const LOCAL_STORAGE_KEY = "excalibur";
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const LOCAL_STORAGE_KEY_STATE = "excalibur-state";
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const LOCAL_STORAGE_KEY = "excalidraw";
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const LOCAL_STORAGE_KEY_STATE = "excalidraw-state";
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var elements = Array.of<ExcaliburElement>();
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var elements = Array.of<ExcalidrawElement>();
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// https://stackoverflow.com/a/6853926/232122
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function distanceBetweenPointAndSegment(
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@ -57,7 +57,7 @@ function distanceBetweenPointAndSegment(
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return Math.sqrt(dx * dx + dy * dy);
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}
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function hitTest(element: ExcaliburElement, x: number, y: number): boolean {
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function hitTest(element: ExcalidrawElement, x: number, y: number): boolean {
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// For shapes that are composed of lines, we only enable point-selection when the distance
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// of the click is less than x pixels of any of the lines that the shape is composed of
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const lineThreshold = 10;
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@ -248,7 +248,7 @@ function exportAsPNG({
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// create a temporary <a> elem which we'll use to download the image
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const link = document.createElement("a");
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link.setAttribute("download", "excalibur.png");
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link.setAttribute("download", "excalidraw.png");
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link.setAttribute("href", tempCanvas.toDataURL("image/png"));
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link.click();
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@ -273,12 +273,12 @@ function rotate(x1: number, y1: number, x2: number, y2: number, angle: number) {
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var generator = rough.generator(null, null as any);
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function isTextElement(
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element: ExcaliburElement
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): element is ExcaliburTextElement {
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element: ExcalidrawElement
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): element is ExcalidrawTextElement {
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return element.type === "text";
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}
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function getArrowPoints(element: ExcaliburElement) {
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function getArrowPoints(element: ExcalidrawElement) {
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const x1 = 0;
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const y1 = 0;
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const x2 = element.width;
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@ -298,7 +298,7 @@ function getArrowPoints(element: ExcaliburElement) {
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return [x1, y1, x2, y2, x3, y3, x4, y4];
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}
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function generateDraw(element: ExcaliburElement) {
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function generateDraw(element: ExcalidrawElement) {
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if (element.type === "selection") {
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element.draw = (rc, context) => {
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const fillStyle = context.fillStyle;
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@ -369,20 +369,20 @@ function generateDraw(element: ExcaliburElement) {
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// This set of functions retrieves the absolute position of the 4 points.
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// We can't just always normalize it since we need to remember the fact that an arrow
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// is pointing left or right.
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function getElementAbsoluteX1(element: ExcaliburElement) {
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function getElementAbsoluteX1(element: ExcalidrawElement) {
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return element.width >= 0 ? element.x : element.x + element.width;
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}
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function getElementAbsoluteX2(element: ExcaliburElement) {
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function getElementAbsoluteX2(element: ExcalidrawElement) {
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return element.width >= 0 ? element.x + element.width : element.x;
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}
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function getElementAbsoluteY1(element: ExcaliburElement) {
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function getElementAbsoluteY1(element: ExcalidrawElement) {
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return element.height >= 0 ? element.y : element.y + element.height;
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}
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function getElementAbsoluteY2(element: ExcaliburElement) {
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function getElementAbsoluteY2(element: ExcalidrawElement) {
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return element.height >= 0 ? element.y + element.height : element.y;
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}
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function setSelection(selection: ExcaliburElement) {
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function setSelection(selection: ExcalidrawElement) {
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const selectionX1 = getElementAbsoluteX1(selection);
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const selectionX2 = getElementAbsoluteX2(selection);
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const selectionY1 = getElementAbsoluteY1(selection);
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@ -427,7 +427,7 @@ function restore() {
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if (savedElements) {
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elements = JSON.parse(savedElements);
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elements.forEach((element: ExcaliburElement) => generateDraw(element));
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elements.forEach((element: ExcalidrawElement) => generateDraw(element));
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}
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return savedState ? JSON.parse(savedState) : null;
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@ -438,7 +438,7 @@ function restore() {
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}
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type AppState = {
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draggingElement: ExcaliburElement | null;
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draggingElement: ExcalidrawElement | null;
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elementType: string;
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exportBackground: boolean;
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exportVisibleOnly: boolean;
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