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21 lines
751 B
JavaScript
21 lines
751 B
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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addMessageListener("Eyedropper:RequestContentScreenshot", sendContentScreenshot);
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function sendContentScreenshot() {
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let canvas = content.document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
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let width = content.innerWidth;
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let height = content.innerHeight;
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canvas.width = width;
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canvas.height = height;
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canvas.mozOpaque = true;
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let ctx = canvas.getContext("2d");
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ctx.drawWindow(content, content.scrollX, content.scrollY, width, height, "#fff");
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sendAsyncMessage("Eyedropper:Screenshot", canvas.toDataURL());
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}
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