tldraw
Version:
A tiny little drawing editor.
73 lines (72 loc) • 2.46 kB
JavaScript
;
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 ZoomBrushing_exports = {};
__export(ZoomBrushing_exports, {
ZoomBrushing: () => ZoomBrushing
});
module.exports = __toCommonJS(ZoomBrushing_exports);
var import_editor = require("@tldraw/editor");
class ZoomBrushing extends import_editor.StateNode {
static id = "zoom_brushing";
info = {};
zoomBrush = new import_editor.Box();
onEnter(info) {
this.info = info;
this.update();
}
onExit() {
this.editor.updateInstanceState({ zoomBrush: null });
}
onPointerMove() {
this.update();
}
onPointerUp() {
this.complete();
}
onCancel() {
this.cancel();
}
update() {
const {
inputs: { originPagePoint, currentPagePoint }
} = this.editor;
this.zoomBrush.setTo(import_editor.Box.FromPoints([originPagePoint, currentPagePoint]));
this.editor.updateInstanceState({ zoomBrush: this.zoomBrush.toJson() });
}
cancel() {
this.parent.transition("idle", this.info);
}
complete() {
const { zoomBrush } = this;
const threshold = 8 / this.editor.getZoomLevel();
if (zoomBrush.width < threshold && zoomBrush.height < threshold) {
const point = this.editor.inputs.currentScreenPoint;
if (this.editor.inputs.altKey) {
this.editor.zoomOut(point, { animation: { duration: 220 } });
} else {
this.editor.zoomIn(point, { animation: { duration: 220 } });
}
} else {
const targetZoom = this.editor.inputs.altKey ? this.editor.getZoomLevel() / 2 : void 0;
this.editor.zoomToBounds(zoomBrush, { targetZoom, animation: { duration: 220 } });
}
this.parent.transition("idle", this.info);
}
}
//# sourceMappingURL=ZoomBrushing.js.map