| <!DOCTYPE html> |
| <meta charset="UTF-8"> |
| <title>SVGTextContentElement query interface RTL</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <svg width="50px" height="60px" font-family="Arial" font-size="30px"> |
| <text x="0" y="50">הפוך</text> |
| </svg> |
| <script> |
| setup(function() { |
| window.textElement = document.querySelector("text"); |
| window.totalExtent = textElement.getComputedTextLength(); |
| }); |
| |
| test(function() { |
| assert_equals(textElement.textContent.length, 4); |
| var positions = []; |
| for (var i = 0; i < 4; ++i) |
| positions.push(textElement.getStartPositionOfChar(i).x); |
| |
| assert_approx_equals(positions[0], totalExtent, 0.5); |
| assert_less_than(positions[1], positions[0]); |
| assert_less_than(positions[2], positions[1]); |
| assert_less_than(positions[3], positions[2]); |
| assert_greater_than(positions[3], 0); |
| }, document.title+', getStartPositionOfChar().'); |
| |
| test(function() { |
| assert_equals(textElement.textContent.length, 4); |
| var positions = []; |
| for (var i = 0; i < 4; ++i) |
| positions.push(textElement.getEndPositionOfChar(i).x); |
| |
| assert_less_than(positions[0], totalExtent); |
| assert_less_than(positions[1], positions[0]); |
| assert_less_than(positions[2], positions[1]); |
| assert_less_than(positions[3], positions[2]); |
| assert_approx_equals(positions[3], 0, 0.5); |
| }, document.title+', getEndPositionOfChar().'); |
| |
| test(function() { |
| assert_equals(textElement.textContent.length, 4); |
| var bounds = []; |
| for (var i = 0; i < 4; ++i) |
| bounds.push(textElement.getExtentOfChar(i)); |
| |
| function right(r) { |
| return r.x + r.width; |
| } |
| |
| // Verify right sides descending. |
| assert_approx_equals(right(bounds[0]), totalExtent, 0.5); |
| assert_less_than(right(bounds[1]), right(bounds[0])); |
| assert_less_than(right(bounds[2]), right(bounds[1])); |
| assert_less_than(right(bounds[3]), right(bounds[2])); |
| assert_greater_than(right(bounds[3]), 0); |
| |
| // Verify left sides descending. |
| assert_less_than(bounds[0].x, totalExtent); |
| assert_less_than(bounds[1].x, bounds[0].x); |
| assert_less_than(bounds[2].x, bounds[1].x); |
| assert_less_than(bounds[3].x, bounds[2].x); |
| assert_approx_equals(bounds[3].x, 0, 0.5); |
| |
| // Verify approx. adjacent. |
| assert_approx_equals(bounds[0].x, right(bounds[1]), 0.5); |
| assert_approx_equals(bounds[1].x, right(bounds[2]), 0.5); |
| assert_approx_equals(bounds[2].x, right(bounds[3]), 0.5); |
| }, document.title+', getExtentOfChar().'); |
| |
| test(function() { |
| assert_equals(textElement.textContent.length, 4); |
| |
| var prevOffset = 3; |
| var queryPoint = document.querySelector('svg').createSVGPoint(); |
| queryPoint.y = 40; |
| |
| // Sample left-to-right, expecting a decreasing character number. |
| for (var queryX = 0.5; queryX < totalExtent - 0.5; queryX += 0.5) { |
| queryPoint.x = queryX; |
| var offset = textElement.getCharNumAtPosition(queryPoint); |
| assert_less_than_equal(offset, prevOffset); |
| prevOffset = offset; |
| } |
| assert_equals(prevOffset, 0); |
| |
| // Sample right-to-left, expecting an increasing character number. |
| for (var queryX = totalExtent - 0.5; queryX >= 0.5; queryX -= 0.5) { |
| queryPoint.x = queryX; |
| var offset = textElement.getCharNumAtPosition(queryPoint); |
| assert_greater_than_equal(offset, prevOffset); |
| prevOffset = offset; |
| } |
| assert_equals(prevOffset, 3); |
| }, document.title+', getCharNumAtPosition().'); |
| </script> |
