| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Stack parameters</title> |
| <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#fractions-mfrac"> |
| <meta name="assert" content="Element mfrac correctly uses the stack parameters from the MATH table."> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/mathml/support/feature-detection.js"></script> |
| <style> |
| math, mspace { |
| font-size: 10px; |
| } |
| @font-face { |
| font-family: bottomdisplaystyleshiftdown5000-axisheight1000; |
| src: url("/fonts/math/stack-bottomdisplaystyleshiftdown5000-axisheight1000.woff"); |
| } |
| @font-face { |
| font-family: bottomshiftdown6000-axisheight1000; |
| src: url("/fonts/math/stack-bottomshiftdown6000-axisheight1000.woff"); |
| } |
| @font-face { |
| font-family: displaystylegapmin4000; |
| src: url("/fonts/math/stack-displaystylegapmin4000.woff"); |
| } |
| @font-face { |
| font-family: gapmin8000; |
| src: url("/fonts/math/stack-gapmin8000.woff"); |
| } |
| @font-face { |
| font-family: topdisplaystyleshiftup3000-axisheight1000; |
| src: url("/fonts/math/stack-topdisplaystyleshiftup3000-axisheight1000.woff"); |
| } |
| @font-face { |
| font-family: topshiftup9000-axisheight1000; |
| src: url("/fonts/math/stack-topshiftup9000-axisheight1000.woff"); |
| } |
| </style> |
| <script> |
| var emToPx = 10 / 1000; // font-size: 10px, font.em = 1000 |
| var epsilon = 1; |
| |
| function getBox(aId) { |
| return document.getElementById(aId).getBoundingClientRect(); |
| } |
| |
| setup({ explicit_done: true }); |
| window.addEventListener("load", () => { document.fonts.ready.then(runTests); }); |
| |
| function runTests() { |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 5000 * emToPx; |
| assert_approx_equals(getBox("den0002").top - getBox("ref0002").bottom, |
| v, epsilon, "mfrac: denominator shift"); |
| }, "BottomDisplayStyleShiftDown"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 5000 * emToPx; |
| assert_approx_equals(getBox("den0002b").top - getBox("ref0002b").bottom, |
| v, epsilon, "mfrac: denominator shift"); |
| }, "BottomDisplayStyleShiftDown Displaystyle"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 5000 * emToPx; |
| assert_approx_equals(getBox("den0002c").top - getBox("ref0002c").bottom, |
| v, epsilon, "mfrac: denominator shift"); |
| }, "BottomDisplayStyleShiftDown Displaystyle om fraction"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 6000 * emToPx; |
| assert_approx_equals(getBox("den0003").top - getBox("ref0003").bottom, |
| v, epsilon, "mfrac: denominator shift"); |
| }, "BottomShiftDown"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 4000 * emToPx; |
| assert_approx_equals(getBox("den0004").top - getBox("num0004").bottom, |
| v, epsilon, "mfrac: gap"); |
| }, "DisplayStyleGapMin"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 4000 * emToPx; |
| assert_approx_equals(getBox("den0004b").top - getBox("num0004b").bottom, |
| v, epsilon, "mfrac: gap"); |
| }, "DisplayStyleGapMin Dsiplaystyle"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 4000 * emToPx; |
| assert_approx_equals(getBox("den0004c").top - getBox("num0004c").bottom, |
| v, epsilon, "mfrac: gap"); |
| }, "DisplayStyleGapMin Dsiplaystyle on fraction"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 8000 * emToPx; |
| assert_approx_equals(getBox("den0005").top - getBox("num0005").bottom, |
| v, epsilon, "mfrac: gap"); |
| }, "GapMin"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 3000 * emToPx; |
| assert_approx_equals(getBox("ref0006").top - getBox("num0006").bottom, |
| v, epsilon, "mfrac: numerator shift"); |
| }, "TopDisplayStyleShiftUp"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 3000 * emToPx; |
| assert_approx_equals(getBox("ref0006b").top - getBox("num0006b").bottom, |
| v, epsilon, "mfrac: numerator shift"); |
| }, "TopDisplayStyleShiftUp Displaystyle"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 3000 * emToPx; |
| assert_approx_equals(getBox("ref0006c").top - getBox("num0006c").bottom, |
| v, epsilon, "mfrac: numerator shift"); |
| }, "TopDisplayStyleShiftUp Displaystyle on fraction"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 9000 * emToPx; |
| assert_approx_equals(getBox("ref0007").top - getBox("num0007").bottom, |
| v, epsilon, "mfrac: numerator shift"); |
| }, "ToShiftUp"); |
| |
| test(function() { |
| assert_true(MathMLFeatureDetection.has_mspace()); |
| |
| var v = 9000 * emToPx; |
| assert_approx_equals(getBox("ref0007b").top - getBox("num0007b").bottom, |
| v, epsilon, "mfrac: numerator shift"); |
| }, "ToShiftUp with Displaystyle on fraction"); |
| |
| done(); |
| } |
| </script> |
| </head> |
| <body> |
| <div id="log"></div> |
| <p> |
| <math display="block" style="font-family: bottomdisplaystyleshiftdown5000-axisheight1000;"> |
| <mspace id="ref0002" width="3em" height="1em" style="background: green"/> |
| <mfrac linethickness="0px"> |
| <mspace width="3em"/> |
| <mspace width="3em" depth="1em" id="den0002" style="background: blue"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math displaystyle="true" style="font-family: bottomdisplaystyleshiftdown5000-axisheight1000;"> |
| <mspace id="ref0002b" width="3em" height="1em" style="background: green"/> |
| <mfrac linethickness="0px"> |
| <mspace width="3em"/> |
| <mspace width="3em" depth="1em" id="den0002b" style="background: blue"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math style="font-family: bottomdisplaystyleshiftdown5000-axisheight1000;"> |
| <mspace id="ref0002c" width="3em" height="1em" style="background: green"/> |
| <mfrac displaystyle="true" linethickness="0px"> |
| <mspace width="3em"/> |
| <mspace width="3em" depth="1em" id="den0002c" style="background: blue"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math style="font-family: bottomshiftdown6000-axisheight1000;"> |
| <mspace id="ref0003" width="3em" height="1em" style="background: green"/> |
| <mfrac linethickness="0px"> |
| <mspace width="3em"/> |
| <mspace width="3em" depth="1em" id="den0003" style="background: blue"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math display="block" style="font-family: displaystylegapmin4000;"> |
| <mfrac linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0004" style="background: blue"/> |
| <mspace width="3em" depth="1em" id="den0004" style="background: green"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math displaystyle="true" style="font-family: displaystylegapmin4000;"> |
| <mfrac linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0004b" style="background: blue"/> |
| <mspace width="3em" depth="1em" id="den0004b" style="background: green"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math style="font-family: displaystylegapmin4000;"> |
| <mfrac displaystyle="true" linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0004c" style="background: blue"/> |
| <mspace width="3em" depth="1em" id="den0004c" style="background: green"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math style="font-family: gapmin8000;"> |
| <mfrac linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0005" style="background: blue"/> |
| <mspace width="3em" depth="1em" id="den0005" style="background: green"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math display="block" style="font-family: topdisplaystyleshiftup3000-axisheight1000;"> |
| <mspace id="ref0006" width="3em" depth="1em" style="background: green"/> |
| <mfrac linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0006" style="background: blue"/> |
| <mspace width="3em"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math displaystyle="true" style="font-family: topdisplaystyleshiftup3000-axisheight1000;"> |
| <mspace id="ref0006b" width="3em" depth="1em" style="background: green"/> |
| <mfrac linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0006b" style="background: blue"/> |
| <mspace width="3em"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math style="font-family: topdisplaystyleshiftup3000-axisheight1000;"> |
| <mspace id="ref0006c" width="3em" depth="1em" style="background: green"/> |
| <mfrac displaystyle="true" linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0006c" style="background: blue"/> |
| <mspace width="3em"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math style="font-family: topshiftup9000-axisheight1000;"> |
| <mspace id="ref0007" width="3em" depth="1em" style="background: green"/> |
| <mfrac linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0007" style="background: blue"/> |
| <mspace width="3em"/> |
| </mfrac> |
| </math> |
| </p> |
| <hr/> |
| <p> |
| <math displaystyle="true" style="font-family: topshiftup9000-axisheight1000;"> |
| <mspace id="ref0007b" width="3em" depth="1em" style="background: green"/> |
| <mfrac displaystyle="false" linethickness="0px"> |
| <mspace width="3em" height="1em" id="num0007b" style="background: blue"/> |
| <mspace width="3em"/> |
| </mfrac> |
| </math> |
| </p> |
| </body> |
| </html> |
