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authorGravatar Trevor Elliott <trevor@galois.com>2013-06-26 10:50:51 -0700
committerGravatar Trevor Elliott <trevor@galois.com>2013-06-26 10:50:51 -0700
commit9c27c7e281a54e8819d256b7ac054f77cf957631 (patch)
treecd899cc91d57b3315ae08f86fa2241a1b63b87ce /guidelines/accessibility/guideline-2.js
parent83fd5d7eac15eda9ffcedf1d60dfeeadc722e24c (diff)
Rename the accessibility directory
* Accessibility was too general, these were only WCAG-1.0
Diffstat (limited to 'guidelines/accessibility/guideline-2.js')
-rw-r--r--guidelines/accessibility/guideline-2.js43
1 files changed, 0 insertions, 43 deletions
diff --git a/guidelines/accessibility/guideline-2.js b/guidelines/accessibility/guideline-2.js
deleted file mode 100644
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--- a/guidelines/accessibility/guideline-2.js
+++ /dev/null
@@ -1,43 +0,0 @@
-exports.name = "colorDifference";
-exports.description = "Elements should provide sufficient color difference";
-exports.rule = function(report) {
-
- /* Checkpoint 2.1 ***********************************************************/
-
- // TODO: not sure about the best way to test that information isn't hidden
- // when colors go away.
-
-
- /* Checkpoint 2.2 ***********************************************************/
-
- var fc = fiveui.color;
- var MIN_COLOR_DIFF = 500; // http://www.w3.org/TR/2000/WD-AERT-20000426#color
-
- /**
- * Return the absolute "color difference" between two * given RGB color
- * objects.
- * Input is two RGB color objects.
- */
- var colorDiff = function (c1, c2) {
- return Math.abs(c1.r - c2.r) +
- Math.abs(c1.g - c2.g) +
- Math.abs(c1.b - c2.b);
- };
-
- fiveui.query('*')
- .filter(function () { // filter for lowest level elts having non-empty text
- var $this = $(this);
- return $this.children().length == 0 && $.trim($this.text()).length > 0;
- })
- .each(function (i) {
- // TODO take into account fg alpha values
- var fg = fc.colorToRGB($(this).css('color'));
- var bg = fc.findBGColor($(this));
- if (fg && bg) {
- var diff = colorDiff(fg, bg);
- if (diff < MIN_COLOR_DIFF) {
- report.error('Element has poor color difference: ' + diff, this);
- }
- }
- });
-};