21 lines
624 B
JavaScript
21 lines
624 B
JavaScript
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"use strict";
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var getCanvasBoundingBox = require("./getCanvasBoundingBox.js");
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function trimCanvas(canvas) {
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const boundingBox = getCanvasBoundingBox.getCanvasBoundingBox(canvas), { width, height } = boundingBox;
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let data = null;
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if (!boundingBox.isEmpty()) {
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const context = canvas.getContext("2d");
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if (context === null)
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throw new TypeError("Failed to get canvas 2D context");
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data = context.getImageData(
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boundingBox.left,
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boundingBox.top,
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width,
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height
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);
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}
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return { width, height, data };
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}
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exports.trimCanvas = trimCanvas;
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//# sourceMappingURL=trimCanvas.js.map
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