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Yajbir Singh f1b860b25c
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/*
* (c) Copyright Ascensio System SIA 2010-2024
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
"use strict";
$(function () {
const charWidth = AscTest.CharWidth * AscTest.FontSize;
let dc = new AscWord.CDocumentContent();
dc.ClearContent(false);
let para = new AscWord.Paragraph();
dc.AddToContent(0, para);
let run = new AscWord.CRun();
para.AddToContent(0, run);
function recalculate(width)
{
dc.Reset(0, 0, width, 10000);
dc.Recalculate_Page(0, true);
}
function setText(text)
{
run.ClearContent();
run.AddText(text);
}
function checkLines(assert, para, lines)
{
assert.strictEqual(para.GetLinesCount(), lines.length, "Check number of lines");
for (let i = 0, lineCount = Math.min(lines.length, para.GetLinesCount()); i < lineCount; ++i)
{
assert.strictEqual(para.GetTextOnLine(i), lines[i], "Check text on line " + i);
}
}
QUnit.module("Paragraph Lines");
QUnit.test("Test regular line break cases", function (assert)
{
setText("1234");
recalculate(charWidth * 3.5);
checkLines(assert, para, [
"123",
"4"
]);
setText("12 34");
recalculate(charWidth * 3.5);
checkLines(assert, para, [
"12 ",
"34"
]);
});
QUnit.test("Test line breaks for Asian text", function (assert)
{
setText("你好世界! 你好世界! 你好世界! 你好世界! ");
recalculate(charWidth * 8.5);
checkLines(assert, para, [
"你好世界! 你好",
"世界! 你好世",
"界! 你好世界! "
]);
setText("你好世界! Hello! 你好世界! 你好世界! ");
recalculate(charWidth * 8.5);
checkLines(assert, para, [
"你好世界! ",
"Hello! 你",
"好世界! 你好世",
"界! "
]);
// check non asian text with the eastAsian hint (71108)
run.SetRFontsHint(AscWord.fonthint_EastAsia);
setText("你好世界! Hello! 你好世界! 你好世界! ");
recalculate(charWidth * 8.5);
checkLines(assert, para, [
"你好世界! He",
"llo! 你好世",
"界! 你好世界! "
]);
run.SetRFontsHint(undefined);
});
QUnit.test("Test: \"Test paragraph with very narrow width\"", function (assert)
{
assert.strictEqual(dc.GetElementsCount(), 1, "Paragraphs count");
let narrowWidth = charWidth / 2;
setText("");
recalculate(narrowWidth);
assert.strictEqual(para.GetLinesCount(), 1, "Lines count of empty paragraph");
assert.deepEqual(para.GetLineBounds(0), new AscWord.CDocumentBounds(0, 0, narrowWidth, AscTest.FontHeight), "Line bounds of empty paragraph");
assert.strictEqual(para.GetPagesCount(), 1, "Pages count of paragraph");
setText("123");
recalculate(narrowWidth);
assert.strictEqual(AscTest.GetParagraphText(para), "123", "Paragraph text: 123");
assert.strictEqual(para.GetLinesCount(), 3, "Lines count 3");
assert.deepEqual(para.GetLineBounds(0), new AscWord.CDocumentBounds(0, 0, narrowWidth, AscTest.FontHeight), "Check line bounds");
assert.deepEqual(para.GetLineBounds(1), new AscWord.CDocumentBounds(0, AscTest.FontHeight, narrowWidth, AscTest.FontHeight * 2), "Check line bounds");
assert.deepEqual(para.GetLineBounds(2), new AscWord.CDocumentBounds(0, AscTest.FontHeight * 2, narrowWidth, AscTest.FontHeight * 3), "Check line bounds");
assert.strictEqual(para.GetPagesCount(), 1, "Pages count of paragraph");
setText("Q");
recalculate(narrowWidth);
assert.strictEqual(AscTest.GetParagraphText(para), "Q", "Paragraph text: Q");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.deepEqual(para.GetLineBounds(0), new AscWord.CDocumentBounds(0, 0, narrowWidth, AscTest.FontHeight), "Check line bounds");
assert.strictEqual(para.GetPagesCount(), 1, "Pages count of paragraph");
setText("Q ");
recalculate(narrowWidth);
assert.strictEqual(AscTest.GetParagraphText(para), "Q ", "Paragraph text: Q'<'space'>'");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.deepEqual(para.GetLineBounds(0), new AscWord.CDocumentBounds(0, 0, narrowWidth, AscTest.FontHeight), "Check line bounds");
assert.strictEqual(para.GetPagesCount(), 1, "Pages count of paragraph");
});
QUnit.test("Test: \"Test line break of ligatures\"", function (assert)
{
setText("ffi");
let text_f_0 = run.GetElement(0);
let text_f_1 = run.GetElement(1);
let text_i = run.GetElement(2);
recalculate(charWidth * 3.5);
assert.strictEqual(AscTest.GetParagraphText(para), "ffi", "Paragraph text: ffi");
assert.strictEqual(text_f_0.GetCodePointType(), AscWord.CODEPOINT_TYPE.LIGATURE, "Check f code point type");
assert.strictEqual(text_f_1.GetCodePointType(), AscWord.CODEPOINT_TYPE.LIGATURE_CONTINUE, "Check f code point type");
assert.strictEqual(text_i.GetCodePointType(), AscWord.CODEPOINT_TYPE.LIGATURE_CONTINUE, "Check i code point type");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.strictEqual(para.GetTextOnLine(0), "ffi", "Text on line 0 'ffi ");
recalculate(charWidth * 2.5);
assert.strictEqual(text_f_0.GetCodePointType(), AscWord.CODEPOINT_TYPE.LIGATURE, "Check f code point type");
assert.strictEqual(text_f_1.GetCodePointType(), AscWord.CODEPOINT_TYPE.LIGATURE_CONTINUE, "Check f code point type");
assert.strictEqual(text_i.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check i code point type");
assert.strictEqual(para.GetLinesCount(), 2, "Lines count 2");
assert.strictEqual(para.GetTextOnLine(0), "ff", "Text on line 0 'ff'");
assert.strictEqual(para.GetTextOnLine(1), "i", "Text on line 1 'i'");
recalculate(charWidth * 1.5);
assert.strictEqual(text_f_0.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check f code point type");
assert.strictEqual(text_f_1.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check f code point type");
assert.strictEqual(text_i.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check i code point type");
assert.strictEqual(para.GetLinesCount(), 3, "Lines count 3");
assert.strictEqual(para.GetTextOnLine(0), "f", "Text on line 0 'f'");
assert.strictEqual(para.GetTextOnLine(1), "f", "Text on line 1 'f'");
assert.strictEqual(para.GetTextOnLine(2), "i", "Text on line 2 'i'");
});
QUnit.test("Test: \"Test line break of combining marks\"", function (assert)
{
setText("xyz");
let text_x = run.GetElement(0);
let text_y = run.GetElement(1);
let text_z = run.GetElement(2);
recalculate(charWidth * 3.5);
assert.strictEqual(AscTest.GetParagraphText(para), "xyz", "Paragraph text: xyz");
assert.strictEqual(text_x.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check x code point type");
assert.strictEqual(text_y.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check y code point type");
assert.strictEqual(text_z.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check z code point type");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.strictEqual(para.GetTextOnLine(0), "xyz", "Text on line 0 'xyz ");
// Комбинированные символы НЕ ДОЛЖНЫ отдельно переносится на новую строку
recalculate(charWidth * 2.5);
assert.strictEqual(text_x.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check x code point type");
assert.strictEqual(text_y.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check y code point type");
assert.strictEqual(text_z.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check z code point type");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.strictEqual(para.GetTextOnLine(0), "xyz", "Text on line 0 'xyz'");
recalculate(charWidth * 1.5);
assert.strictEqual(text_x.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check x code point type");
assert.strictEqual(text_y.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check y code point type");
assert.strictEqual(text_z.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check z code point type");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.strictEqual(para.GetTextOnLine(0), "xyz", "Text on line 0 'xyz'");
recalculate(charWidth * 1.5);
assert.strictEqual(text_x.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check x code point type");
assert.strictEqual(text_y.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check y code point type");
assert.strictEqual(text_z.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check z code point type");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.strictEqual(para.GetTextOnLine(0), "xyz", "Text on line 0 'xyz'");
recalculate(charWidth * 0.5);
assert.strictEqual(text_x.GetCodePointType(), AscWord.CODEPOINT_TYPE.BASE, "Check x code point type");
assert.strictEqual(text_y.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check y code point type");
assert.strictEqual(text_z.GetCodePointType(), AscWord.CODEPOINT_TYPE.COMBINING_MARK, "Check z code point type");
assert.strictEqual(para.GetLinesCount(), 1, "Lines count 1");
assert.strictEqual(para.GetTextOnLine(0), "xyz", "Text on line 0 'xyz'");
});
QUnit.test("Test edge cases", function (assert)
{
// -------------------------------------------------------------------------------------------------------------
// Check bug (76557)
// We can make a break after '-'
// But '%',')' can't be at the start of the line
// so we should treat the whole text as a long word
// '(' can be at the start of the line
setText("hhhh-%hhh");
recalculate(charWidth * 6.5);
checkLines(assert, para, [
"hhhh-%",
"hhh"
]);
setText("hhhh-)hhh");
recalculate(charWidth * 6.5);
checkLines(assert, para, [
"hhhh-)",
"hhh"
]);
setText("hhhh-(hhh");
recalculate(charWidth * 6.5);
checkLines(assert, para, [
"hhhh-",
"(hhh"
]);
// -------------------------------------------------------------------------------------------------------------
});
});