32 lines
No EOL
1.4 KiB
JavaScript
32 lines
No EOL
1.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var env_1 = require("../env");
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var getContext2dOrThrow_1 = require("./getContext2dOrThrow");
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var getMediaDimensions_1 = require("./getMediaDimensions");
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var isMediaLoaded_1 = require("./isMediaLoaded");
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function createCanvas(_a) {
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var width = _a.width, height = _a.height;
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var createCanvasElement = env_1.env.getEnv().createCanvasElement;
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var canvas = createCanvasElement();
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canvas.width = width;
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canvas.height = height;
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return canvas;
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}
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exports.createCanvas = createCanvas;
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function createCanvasFromMedia(media, dims) {
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var ImageData = env_1.env.getEnv().ImageData;
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if (!(media instanceof ImageData) && !isMediaLoaded_1.isMediaLoaded(media)) {
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throw new Error('createCanvasFromMedia - media has not finished loading yet');
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}
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var _a = dims || getMediaDimensions_1.getMediaDimensions(media), width = _a.width, height = _a.height;
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var canvas = createCanvas({ width: width, height: height });
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if (media instanceof ImageData) {
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getContext2dOrThrow_1.getContext2dOrThrow(canvas).putImageData(media, 0, 0);
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}
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else {
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getContext2dOrThrow_1.getContext2dOrThrow(canvas).drawImage(media, 0, 0, width, height);
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}
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return canvas;
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}
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exports.createCanvasFromMedia = createCanvasFromMedia;
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//# sourceMappingURL=createCanvas.js.map
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