Adolfo Reyna
93 lines
4.3 KiB
JavaScript
93 lines
4.3 KiB
JavaScript
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || (function () {
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var ownKeys = function(o) {
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ownKeys = Object.getOwnPropertyNames || function (o) {
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var ar = [];
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for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
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return ar;
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};
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return ownKeys(o);
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};
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return function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
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__setModuleDefault(result, mod);
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return result;
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.useCurrentScale = exports.calculateScale = exports.PreviewSizeContext = exports.CurrentScaleContext = void 0;
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const react_1 = __importStar(require("react"));
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const use_remotion_environment_1 = require("./use-remotion-environment");
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const use_unsafe_video_config_1 = require("./use-unsafe-video-config");
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exports.CurrentScaleContext = react_1.default.createContext(null);
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exports.PreviewSizeContext = (0, react_1.createContext)({
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setSize: () => undefined,
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size: { size: 'auto', translation: { x: 0, y: 0 } },
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});
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const calculateScale = ({ canvasSize, compositionHeight, compositionWidth, previewSize, }) => {
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const heightRatio = canvasSize.height / compositionHeight;
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const widthRatio = canvasSize.width / compositionWidth;
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const ratio = Math.min(heightRatio, widthRatio);
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if (previewSize === 'auto') {
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// Container may be 0x0 because it doesn't have any content yet.
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if (ratio === 0) {
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return 1;
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}
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return ratio;
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}
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return Number(previewSize);
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};
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exports.calculateScale = calculateScale;
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/*
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* @description Retrieves the current scale of the canvas within Remotion's Studio or Player context. In the Studio, it corresponds to the zoom level (1 equals no scaling, i.e., 100% zoom). In the Player, it indicates the scaling necessary to fit the video into the player. If called outside of a Remotion context, by default, it throws an error unless configured not to.
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* @see [Documentation](https://www.remotion.dev/docs/use-current-scale)
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*/
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const useCurrentScale = (options) => {
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const hasContext = react_1.default.useContext(exports.CurrentScaleContext);
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const zoomContext = react_1.default.useContext(exports.PreviewSizeContext);
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const config = (0, use_unsafe_video_config_1.useUnsafeVideoConfig)();
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const env = (0, use_remotion_environment_1.useRemotionEnvironment)();
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if (hasContext === null || config === null || zoomContext === null) {
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if (options === null || options === void 0 ? void 0 : options.dontThrowIfOutsideOfRemotion) {
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return 1;
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}
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if (env.isRendering) {
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return 1;
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}
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throw new Error([
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'useCurrentScale() was called outside of a Remotion context.',
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'This hook can only be called in a component that is being rendered by Remotion.',
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'If you want to this hook to return 1 outside of Remotion, pass {dontThrowIfOutsideOfRemotion: true} as an option.',
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'If you think you called this hook in a Remotion component, make sure all versions of Remotion are aligned.',
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].join('\n'));
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}
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if (hasContext.type === 'scale') {
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return hasContext.scale;
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}
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return (0, exports.calculateScale)({
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canvasSize: hasContext.canvasSize,
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compositionHeight: config.height,
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compositionWidth: config.width,
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previewSize: zoomContext.size.size,
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});
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};
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exports.useCurrentScale = useCurrentScale;
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