tldraw
Version:
A tiny little drawing editor.
162 lines (161 loc) • 5 kB
JavaScript
"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var Pointing_exports = {};
__export(Pointing_exports, {
Pointing: () => Pointing
});
module.exports = __toCommonJS(Pointing_exports);
var import_editor = require("@tldraw/editor");
class Pointing extends import_editor.StateNode {
static id = "pointing";
shape;
markId = "";
enterTime = 0;
onEnter() {
this.enterTime = Date.now();
}
onExit() {
this.editor.setHintingShapes([]);
}
onPointerMove(info) {
if (Date.now() - this.enterTime < 150) return;
const { editor } = this;
const { isPointing } = editor.inputs;
if (!isPointing) return;
const { originPagePoint, currentPagePoint } = editor.inputs;
const currentDragDist = Math.abs(originPagePoint.x - currentPagePoint.x);
const baseMinDragDistForFixedWidth = Math.sqrt(
editor.getInstanceState().isCoarsePointer ? editor.options.coarseDragDistanceSquared : editor.options.dragDistanceSquared
);
const minSquaredDragDist = baseMinDragDistForFixedWidth * 6 / editor.getZoomLevel();
if (currentDragDist > minSquaredDragDist) {
const id = (0, import_editor.createShapeId)();
this.markId = editor.markHistoryStoppingPoint(`creating_text:${id}`);
const shape = this.createTextShape(id, originPagePoint, false, currentDragDist);
if (!shape) {
this.cancel();
return;
}
this.shape = editor.getShape(shape);
editor.select(id);
editor.setCurrentTool("select.resizing", {
...info,
target: "selection",
handle: "right",
isCreating: true,
creatingMarkId: this.markId,
// Make sure the cursor offset takes into account how far we've already dragged
creationCursorOffset: { x: currentDragDist, y: 1 },
onInteractionEnd: "text",
onCreate: () => {
editor.setEditingShape(shape.id);
}
});
}
}
onPointerUp() {
this.complete();
}
onComplete() {
this.cancel();
}
onCancel() {
this.cancel();
}
onInterrupt() {
this.cancel();
}
complete() {
this.editor.markHistoryStoppingPoint("creating text shape");
const id = (0, import_editor.createShapeId)();
const { originPagePoint } = this.editor.inputs;
const shape = this.createTextShape(id, originPagePoint, true, 20);
if (!shape) return;
this.editor.select(id);
this.editor.setEditingShape(id);
}
cancel() {
this.parent.transition("idle");
this.editor.bailToMark(this.markId);
}
createTextShape(id, point, autoSize, width) {
this.editor.createShape({
id,
type: "text",
x: point.x,
y: point.y,
props: {
text: "",
autoSize,
w: width,
scale: this.editor.user.getIsDynamicResizeMode() ? 1 / this.editor.getZoomLevel() : 1
}
});
const shape = this.editor.getShape(id);
if (!shape) {
this.cancel();
return;
}
const bounds = this.editor.getShapePageBounds(shape);
const delta = new import_editor.Vec();
if (autoSize) {
switch (shape.props.textAlign) {
case "start": {
delta.x = 0;
break;
}
case "middle": {
delta.x = -bounds.width / 2;
break;
}
case "end": {
delta.x = -bounds.width;
break;
}
}
} else {
delta.x = 0;
}
delta.y = -bounds.height / 2;
if ((0, import_editor.isShapeId)(shape.parentId)) {
const transform = this.editor.getShapeParentTransform(shape);
delta.rot(-transform.rotation());
}
const shapeX = shape.x + delta.x;
const shapeY = shape.y + delta.y;
if (this.editor.getInstanceState().isGridMode) {
const topLeft = new import_editor.Vec(shapeX, shapeY);
const gridSnappedPoint = (0, import_editor.maybeSnapToGrid)(topLeft, this.editor);
const gridDelta = import_editor.Vec.Sub(topLeft, gridSnappedPoint);
this.editor.updateShape({
...shape,
x: shapeX - gridDelta.x,
y: shapeY - gridDelta.y
});
} else {
this.editor.updateShape({
...shape,
x: shapeX,
y: shapeY
});
}
return shape;
}
}
//# sourceMappingURL=Pointing.js.map