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Implement caret browsing mode (bug 807730)
The users will be able to navigate within the pdf in using the arrows and they'll be able to select some text, for example in order to highlight it.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| /* Copyright 2021 Mozilla Foundation | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| import { closePages, loadAndWait } from "./test_utils.mjs"; | ||
|
|
||
| const waitForSelectionChange = (page, selection) => | ||
| page.waitForFunction( | ||
| sel => window.getSelection().toString() === sel, | ||
| {}, | ||
| selection | ||
| ); | ||
|
|
||
| describe("Caret browsing", () => { | ||
| describe("Selection", () => { | ||
| let pages; | ||
|
|
||
| beforeAll(async () => { | ||
| pages = await loadAndWait("tracemonkey.pdf", ".textLayer .endOfContent"); | ||
| }); | ||
|
|
||
| afterAll(async () => { | ||
| await closePages(pages); | ||
| }); | ||
|
|
||
| it("must move the caret down and check the selection", async () => { | ||
| await Promise.all( | ||
| pages.map(async ([browserName, page]) => { | ||
| const spanRect = await page.evaluate(() => { | ||
| const span = document.querySelector( | ||
| `.page[data-page-number="1"] > .textLayer > span` | ||
| ); | ||
| const { x, y, width, height } = span.getBoundingClientRect(); | ||
| return { x, y, width, height }; | ||
| }); | ||
| await page.mouse.click( | ||
| spanRect.x + 1, | ||
| spanRect.y + spanRect.height / 2, | ||
| { count: 2 } | ||
| ); | ||
| await page.keyboard.down("Shift"); | ||
| for (let i = 0; i < 6; i++) { | ||
| await page.keyboard.press("ArrowRight"); | ||
| } | ||
| await page.keyboard.up("Shift"); | ||
| await waitForSelectionChange(page, "Trace-based"); | ||
|
|
||
| await page.keyboard.down("Shift"); | ||
| await page.keyboard.press("ArrowDown"); | ||
| await page.keyboard.up("Shift"); | ||
|
|
||
| // The caret is just before Languages. | ||
| await waitForSelectionChange( | ||
| page, | ||
| "Trace-based Just-in-Time Type Specialization for Dynamic\n" | ||
| ); | ||
|
|
||
| await page.keyboard.down("Shift"); | ||
| await page.keyboard.press("ArrowDown"); | ||
| await page.keyboard.up("Shift"); | ||
|
|
||
| // The caret is just before Mike Shaver. | ||
| await waitForSelectionChange( | ||
| page, | ||
| "Trace-based Just-in-Time Type Specialization for Dynamic\nLanguages\nAndreas Gal∗+, Brendan Eich∗, " | ||
| ); | ||
|
|
||
| await page.keyboard.down("Shift"); | ||
| await page.keyboard.press("ArrowUp"); | ||
| await page.keyboard.up("Shift"); | ||
|
|
||
| // The caret is just before Languages. | ||
| await waitForSelectionChange( | ||
| page, | ||
| "Trace-based Just-in-Time Type Specialization for Dynamic\n" | ||
| ); | ||
|
|
||
| await page.keyboard.down("Shift"); | ||
| await page.keyboard.press("ArrowUp"); | ||
| await page.keyboard.up("Shift"); | ||
|
|
||
| // The caret is just in Time. | ||
| await waitForSelectionChange(page, "Trace-based Just-in-Tim"); | ||
| }) | ||
| ); | ||
| }); | ||
| }); | ||
| }); |
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