nemo-accessibility
Version:
nemo-accessibility is a nemo plugin aimed to run accessibility scans during nemo tests. nemo-accessibility plugin uses axe-core, htmlcode smiffer and chrome engines to run accessibility scans on a given page or on a given element on a page.
825 lines (823 loc) • 110 kB
JavaScript
/*
* Copyright 2016 Google Inc.
*
* 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.
*
* Generated from http://github.com/GoogleChrome/accessibility-developer-tools/tree/582ba71c124ed834d640ce2109dcd91b7864922f
*
* See project README for build steps.
*/
// AUTO-GENERATED CONTENT BELOW: DO NOT EDIT! See above for details.
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var axs = {};
axs.browserUtils = {};
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};
axs.constants = {};
axs.constants.ARIA_ROLES = {alert:{namefrom:["author"], parent:["region"]}, alertdialog:{namefrom:["author"], namerequired:!0, parent:["alert", "dialog"]}, application:{namefrom:["author"], namerequired:!0, parent:["landmark"]}, article:{namefrom:["author"], parent:["document", "region"]}, banner:{namefrom:["author"], parent:["landmark"]}, button:{childpresentational:!0, namefrom:["contents", "author"], namerequired:!0, parent:["command"], properties:["aria-expanded", "aria-pressed"]}, checkbox:{namefrom:["contents",
"author"], namerequired:!0, parent:["input"], requiredProperties:["aria-checked"], properties:["aria-checked"]}, columnheader:{namefrom:["contents", "author"], namerequired:!0, parent:["gridcell", "sectionhead", "widget"], properties:["aria-sort"], scope:["row"]}, combobox:{mustcontain:["listbox", "textbox"], namefrom:["author"], namerequired:!0, parent:["select"], requiredProperties:["aria-expanded"], properties:["aria-expanded", "aria-autocomplete", "aria-required"]}, command:{"abstract":!0, namefrom:["author"],
parent:["widget"]}, complementary:{namefrom:["author"], parent:["landmark"]}, composite:{"abstract":!0, childpresentational:!1, namefrom:["author"], parent:["widget"], properties:["aria-activedescendant"]}, contentinfo:{namefrom:["author"], parent:["landmark"]}, definition:{namefrom:["author"], parent:["section"]}, dialog:{namefrom:["author"], namerequired:!0, parent:["window"]}, directory:{namefrom:["contents", "author"], parent:["list"]}, document:{namefrom:[" author"], namerequired:!0, parent:["structure"],
properties:["aria-expanded"]}, form:{namefrom:["author"], parent:["landmark"]}, grid:{mustcontain:["row", "rowgroup"], namefrom:["author"], namerequired:!0, parent:["composite", "region"], properties:["aria-level", "aria-multiselectable", "aria-readonly"]}, gridcell:{namefrom:["contents", "author"], namerequired:!0, parent:["section", "widget"], properties:["aria-readonly", "aria-required", "aria-selected"], scope:["row"]}, group:{namefrom:[" author"], parent:["section"], properties:["aria-activedescendant"]},
heading:{namerequired:!0, parent:["sectionhead"], properties:["aria-level"]}, img:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["section"]}, input:{"abstract":!0, namefrom:["author"], parent:["widget"]}, landmark:{"abstract":!0, namefrom:["contents", "author"], namerequired:!1, parent:["region"]}, link:{namefrom:["contents", "author"], namerequired:!0, parent:["command"], properties:["aria-expanded"]}, list:{mustcontain:["group", "listitem"], namefrom:["author"], parent:["region"]},
listbox:{mustcontain:["option"], namefrom:["author"], namerequired:!0, parent:["list", "select"], properties:["aria-multiselectable", "aria-required"]}, listitem:{namefrom:["contents", "author"], namerequired:!0, parent:["section"], properties:["aria-level", "aria-posinset", "aria-setsize"], scope:["list"]}, log:{namefrom:[" author"], namerequired:!0, parent:["region"]}, main:{namefrom:["author"], parent:["landmark"]}, marquee:{namerequired:!0, parent:["section"]}, math:{childpresentational:!0, namefrom:["author"],
parent:["section"]}, menu:{mustcontain:["group", "menuitemradio", "menuitem", "menuitemcheckbox"], namefrom:["author"], namerequired:!0, parent:["list", "select"]}, menubar:{namefrom:["author"], parent:["menu"]}, menuitem:{namefrom:["contents", "author"], namerequired:!0, parent:["command"], scope:["menu", "menubar"]}, menuitemcheckbox:{namefrom:["contents", "author"], namerequired:!0, parent:["checkbox", "menuitem"], scope:["menu", "menubar"]}, menuitemradio:{namefrom:["contents", "author"], namerequired:!0,
parent:["menuitemcheckbox", "radio"], scope:["menu", "menubar"]}, navigation:{namefrom:["author"], parent:["landmark"]}, note:{namefrom:["author"], parent:["section"]}, option:{namefrom:["contents", "author"], namerequired:!0, parent:["input"], properties:["aria-checked", "aria-posinset", "aria-selected", "aria-setsize"]}, presentation:{parent:["structure"]}, progressbar:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["range"]}, radio:{namefrom:["contents", "author"], namerequired:!0,
parent:["checkbox", "option"]}, radiogroup:{mustcontain:["radio"], namefrom:["author"], namerequired:!0, parent:["select"], properties:["aria-required"]}, range:{"abstract":!0, namefrom:["author"], parent:["widget"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-valuetext"]}, region:{namefrom:[" author"], parent:["section"]}, roletype:{"abstract":!0, properties:"aria-atomic aria-busy aria-controls aria-describedby aria-disabled aria-dropeffect aria-flowto aria-grabbed aria-haspopup aria-hidden aria-invalid aria-label aria-labelledby aria-live aria-owns aria-relevant".split(" ")},
row:{mustcontain:["columnheader", "gridcell", "rowheader"], namefrom:["contents", "author"], parent:["group", "widget"], properties:["aria-level", "aria-selected"], scope:["grid", "rowgroup", "treegrid"]}, rowgroup:{mustcontain:["row"], namefrom:["contents", "author"], parent:["group"], scope:["grid"]}, rowheader:{namefrom:["contents", "author"], namerequired:!0, parent:["gridcell", "sectionhead", "widget"], properties:["aria-sort"], scope:["row"]}, search:{namefrom:["author"], parent:["landmark"]},
section:{"abstract":!0, namefrom:["contents", "author"], parent:["structure"], properties:["aria-expanded"]}, sectionhead:{"abstract":!0, namefrom:["contents", "author"], parent:["structure"], properties:["aria-expanded"]}, select:{"abstract":!0, namefrom:["author"], parent:["composite", "group", "input"]}, separator:{childpresentational:!0, namefrom:["author"], parent:["structure"], properties:["aria-expanded", "aria-orientation"]}, scrollbar:{childpresentational:!0, namefrom:["author"], namerequired:!1,
parent:["input", "range"], requiredProperties:["aria-controls", "aria-orientation", "aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-controls", "aria-orientation", "aria-valuemax", "aria-valuemin", "aria-valuenow"]}, slider:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["input", "range"], requiredProperties:["aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-orientation"]}, spinbutton:{namefrom:["author"],
namerequired:!0, parent:["input", "range"], requiredProperties:["aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-required"]}, status:{parent:["region"]}, structure:{"abstract":!0, parent:["roletype"]}, tab:{namefrom:["contents", "author"], parent:["sectionhead", "widget"], properties:["aria-selected"], scope:["tablist"]}, tablist:{mustcontain:["tab"], namefrom:["author"], parent:["composite", "directory"], properties:["aria-level"]},
tabpanel:{namefrom:["author"], namerequired:!0, parent:["region"]}, textbox:{namefrom:["author"], namerequired:!0, parent:["input"], properties:["aria-activedescendant", "aria-autocomplete", "aria-multiline", "aria-readonly", "aria-required"]}, timer:{namefrom:["author"], namerequired:!0, parent:["status"]}, toolbar:{namefrom:["author"], parent:["group"]}, tooltip:{namerequired:!0, parent:["section"]}, tree:{mustcontain:["group", "treeitem"], namefrom:["author"], namerequired:!0, parent:["select"],
properties:["aria-multiselectable", "aria-required"]}, treegrid:{mustcontain:["row"], namefrom:["author"], namerequired:!0, parent:["grid", "tree"]}, treeitem:{namefrom:["contents", "author"], namerequired:!0, parent:["listitem", "option"], scope:["group", "tree"]}, widget:{"abstract":!0, parent:["roletype"]}, window:{"abstract":!0, namefrom:[" author"], parent:["roletype"], properties:["aria-expanded"]}};
axs.constants.WIDGET_ROLES = {};
axs.constants.addAllParentRolesToSet_ = function(a, b) {
if (a.parent) {
for (var c = a.parent, d = 0;d < c.length;d++) {
var e = c[d];
b[e] = !0;
axs.constants.addAllParentRolesToSet_(axs.constants.ARIA_ROLES[e], b);
}
}
};
axs.constants.addAllPropertiesToSet_ = function(a, b, c) {
var d = a[b];
if (d) {
for (var e = 0;e < d.length;e++) {
c[d[e]] = !0;
}
}
if (a.parent) {
for (a = a.parent, d = 0;d < a.length;d++) {
axs.constants.addAllPropertiesToSet_(axs.constants.ARIA_ROLES[a[d]], b, c);
}
}
};
for (var roleName in axs.constants.ARIA_ROLES) {
var role = axs.constants.ARIA_ROLES[roleName], propertiesSet = {};
axs.constants.addAllPropertiesToSet_(role, "properties", propertiesSet);
role.propertiesSet = propertiesSet;
var requiredPropertiesSet = {};
axs.constants.addAllPropertiesToSet_(role, "requiredProperties", requiredPropertiesSet);
role.requiredPropertiesSet = requiredPropertiesSet;
var parentRolesSet = {};
axs.constants.addAllParentRolesToSet_(role, parentRolesSet);
role.allParentRolesSet = parentRolesSet;
"widget" in parentRolesSet && (axs.constants.WIDGET_ROLES[roleName] = role);
}
axs.constants.ARIA_PROPERTIES = {activedescendant:{type:"property", valueType:"idref"}, atomic:{defaultValue:"false", type:"property", valueType:"boolean"}, autocomplete:{defaultValue:"none", type:"property", valueType:"token", values:["inline", "list", "both", "none"]}, busy:{defaultValue:"false", type:"state", valueType:"boolean"}, checked:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "mixed", "undefined"]}, controls:{type:"property", valueType:"idref_list"},
describedby:{type:"property", valueType:"idref_list"}, disabled:{defaultValue:"false", type:"state", valueType:"boolean"}, dropeffect:{defaultValue:"none", type:"property", valueType:"token_list", values:"copy move link execute popup none".split(" ")}, expanded:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "undefined"]}, flowto:{type:"property", valueType:"idref_list"}, grabbed:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false",
"undefined"]}, haspopup:{defaultValue:"false", type:"property", valueType:"boolean"}, hidden:{defaultValue:"false", type:"state", valueType:"boolean"}, invalid:{defaultValue:"false", type:"state", valueType:"token", values:["grammar", "false", "spelling", "true"]}, label:{type:"property", valueType:"string"}, labelledby:{type:"property", valueType:"idref_list"}, level:{type:"property", valueType:"integer"}, live:{defaultValue:"off", type:"property", valueType:"token", values:["off", "polite", "assertive"]},
multiline:{defaultValue:"false", type:"property", valueType:"boolean"}, multiselectable:{defaultValue:"false", type:"property", valueType:"boolean"}, orientation:{defaultValue:"vertical", type:"property", valueType:"token", values:["horizontal", "vertical"]}, owns:{type:"property", valueType:"idref_list"}, posinset:{type:"property", valueType:"integer"}, pressed:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "mixed", "undefined"]}, readonly:{defaultValue:"false",
type:"property", valueType:"boolean"}, relevant:{defaultValue:"additions text", type:"property", valueType:"token_list", values:["additions", "removals", "text", "all"]}, required:{defaultValue:"false", type:"property", valueType:"boolean"}, selected:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "undefined"]}, setsize:{type:"property", valueType:"integer"}, sort:{defaultValue:"none", type:"property", valueType:"token", values:["ascending", "descending", "none",
"other"]}, valuemax:{type:"property", valueType:"decimal"}, valuemin:{type:"property", valueType:"decimal"}, valuenow:{type:"property", valueType:"decimal"}, valuetext:{type:"property", valueType:"string"}};
(function() {
for (var a in axs.constants.ARIA_PROPERTIES) {
var b = axs.constants.ARIA_PROPERTIES[a];
if (b.values) {
for (var c = {}, d = 0;d < b.values.length;d++) {
c[b.values[d]] = !0;
}
b.valuesSet = c;
}
}
})();
axs.constants.GLOBAL_PROPERTIES = axs.constants.ARIA_ROLES.roletype.propertiesSet;
axs.constants.NO_ROLE_NAME = " ";
axs.constants.WIDGET_ROLE_TO_NAME = {alert:"aria_role_alert", alertdialog:"aria_role_alertdialog", button:"aria_role_button", checkbox:"aria_role_checkbox", columnheader:"aria_role_columnheader", combobox:"aria_role_combobox", dialog:"aria_role_dialog", grid:"aria_role_grid", gridcell:"aria_role_gridcell", link:"aria_role_link", listbox:"aria_role_listbox", log:"aria_role_log", marquee:"aria_role_marquee", menu:"aria_role_menu", menubar:"aria_role_menubar", menuitem:"aria_role_menuitem", menuitemcheckbox:"aria_role_menuitemcheckbox",
menuitemradio:"aria_role_menuitemradio", option:axs.constants.NO_ROLE_NAME, progressbar:"aria_role_progressbar", radio:"aria_role_radio", radiogroup:"aria_role_radiogroup", rowheader:"aria_role_rowheader", scrollbar:"aria_role_scrollbar", slider:"aria_role_slider", spinbutton:"aria_role_spinbutton", status:"aria_role_status", tab:"aria_role_tab", tabpanel:"aria_role_tabpanel", textbox:"aria_role_textbox", timer:"aria_role_timer", toolbar:"aria_role_toolbar", tooltip:"aria_role_tooltip", treeitem:"aria_role_treeitem"};
axs.constants.STRUCTURE_ROLE_TO_NAME = {article:"aria_role_article", application:"aria_role_application", banner:"aria_role_banner", columnheader:"aria_role_columnheader", complementary:"aria_role_complementary", contentinfo:"aria_role_contentinfo", definition:"aria_role_definition", directory:"aria_role_directory", document:"aria_role_document", form:"aria_role_form", group:"aria_role_group", heading:"aria_role_heading", img:"aria_role_img", list:"aria_role_list", listitem:"aria_role_listitem",
main:"aria_role_main", math:"aria_role_math", navigation:"aria_role_navigation", note:"aria_role_note", region:"aria_role_region", rowheader:"aria_role_rowheader", search:"aria_role_search", separator:"aria_role_separator"};
axs.constants.ATTRIBUTE_VALUE_TO_STATUS = [{name:"aria-autocomplete", values:{inline:"aria_autocomplete_inline", list:"aria_autocomplete_list", both:"aria_autocomplete_both"}}, {name:"aria-checked", values:{"true":"aria_checked_true", "false":"aria_checked_false", mixed:"aria_checked_mixed"}}, {name:"aria-disabled", values:{"true":"aria_disabled_true"}}, {name:"aria-expanded", values:{"true":"aria_expanded_true", "false":"aria_expanded_false"}}, {name:"aria-invalid", values:{"true":"aria_invalid_true",
grammar:"aria_invalid_grammar", spelling:"aria_invalid_spelling"}}, {name:"aria-multiline", values:{"true":"aria_multiline_true"}}, {name:"aria-multiselectable", values:{"true":"aria_multiselectable_true"}}, {name:"aria-pressed", values:{"true":"aria_pressed_true", "false":"aria_pressed_false", mixed:"aria_pressed_mixed"}}, {name:"aria-readonly", values:{"true":"aria_readonly_true"}}, {name:"aria-required", values:{"true":"aria_required_true"}}, {name:"aria-selected", values:{"true":"aria_selected_true",
"false":"aria_selected_false"}}];
axs.constants.INPUT_TYPE_TO_INFORMATION_TABLE_MSG = {button:"input_type_button", checkbox:"input_type_checkbox", color:"input_type_color", datetime:"input_type_datetime", "datetime-local":"input_type_datetime_local", date:"input_type_date", email:"input_type_email", file:"input_type_file", image:"input_type_image", month:"input_type_month", number:"input_type_number", password:"input_type_password", radio:"input_type_radio", range:"input_type_range", reset:"input_type_reset", search:"input_type_search",
submit:"input_type_submit", tel:"input_type_tel", text:"input_type_text", url:"input_type_url", week:"input_type_week"};
axs.constants.TAG_TO_INFORMATION_TABLE_VERBOSE_MSG = {A:"tag_link", BUTTON:"tag_button", H1:"tag_h1", H2:"tag_h2", H3:"tag_h3", H4:"tag_h4", H5:"tag_h5", H6:"tag_h6", LI:"tag_li", OL:"tag_ol", SELECT:"tag_select", TEXTAREA:"tag_textarea", UL:"tag_ul", SECTION:"tag_section", NAV:"tag_nav", ARTICLE:"tag_article", ASIDE:"tag_aside", HGROUP:"tag_hgroup", HEADER:"tag_header", FOOTER:"tag_footer", TIME:"tag_time", MARK:"tag_mark"};
axs.constants.TAG_TO_INFORMATION_TABLE_BRIEF_MSG = {BUTTON:"tag_button", SELECT:"tag_select", TEXTAREA:"tag_textarea"};
axs.constants.MIXED_VALUES = {"true":!0, "false":!0, mixed:!0};
axs.constants.Severity = {INFO:"Info", WARNING:"Warning", SEVERE:"Severe"};
axs.constants.AuditResult = {PASS:"PASS", FAIL:"FAIL", NA:"NA"};
axs.constants.InlineElements = {TT:!0, I:!0, B:!0, BIG:!0, SMALL:!0, EM:!0, STRONG:!0, DFN:!0, CODE:!0, SAMP:!0, KBD:!0, VAR:!0, CITE:!0, ABBR:!0, ACRONYM:!0, A:!0, IMG:!0, OBJECT:!0, BR:!0, SCRIPT:!0, MAP:!0, Q:!0, SUB:!0, SUP:!0, SPAN:!0, BDO:!0, INPUT:!0, SELECT:!0, TEXTAREA:!0, LABEL:!0, BUTTON:!0};
axs.constants.NATIVELY_DISABLEABLE = {BUTTON:!0, INPUT:!0, SELECT:!0, TEXTAREA:!0, FIELDSET:!0, OPTGROUP:!0, OPTION:!0};
axs.constants.ARIA_TO_HTML_ATTRIBUTE = {"aria-checked":"checked", "aria-disabled":"disabled", "aria-hidden":"hidden", "aria-expanded":"open", "aria-valuemax":"max", "aria-valuemin":"min", "aria-readonly":"readonly", "aria-required":"required", "aria-selected":"selected", "aria-valuenow":"value"};
axs.constants.TAG_TO_IMPLICIT_SEMANTIC_INFO = {A:[{role:"link", allowed:"button checkbox menuitem menuitemcheckbox menuitemradio tab treeitem".split(" "), selector:"a[href]"}], ADDRESS:[{role:"", allowed:["contentinfo", "presentation"]}], AREA:[{role:"link", selector:"area[href]"}], ARTICLE:[{role:"article", allowed:["presentation", "article", "document", "application", "main"]}], ASIDE:[{role:"complementary", allowed:["note", "complementary", "search", "presentation"]}], AUDIO:[{role:"", allowed:["application",
"presentation"]}], BASE:[{role:"", reserved:!0}], BODY:[{role:"document", allowed:["presentation"]}], BUTTON:[{role:"button", allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:'button:not([aria-pressed]):not([type="menu"])'}, {role:"button", allowed:["button"], selector:"button[aria-pressed]"}, {role:"button", attributes:{"aria-haspopup":!0}, allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:'button[type="menu"]'}], CAPTION:[{role:"",
allowed:["presentation"]}], COL:[{role:"", reserved:!0}], COLGROUP:[{role:"", reserved:!0}], DATALIST:[{role:"listbox", attributes:{"aria-multiselectable":!1}, allowed:["presentation"]}], DEL:[{role:"", allowed:["*"]}], DD:[{role:"", allowed:["presentation"]}], DT:[{role:"", allowed:["presentation"]}], DETAILS:[{role:"group", allowed:["group", "presentation"]}], DIALOG:[{role:"dialog", allowed:"dialog alert alertdialog application log marquee status".split(" "), selector:"dialog[open]"}, {role:"dialog",
attributes:{"aria-hidden":!0}, allowed:"dialog alert alertdialog application log marquee status".split(" "), selector:"dialog:not([open])"}], DIV:[{role:"", allowed:["*"]}], DL:[{role:"list", allowed:["presentation"]}], EMBED:[{role:"", allowed:["application", "document", "img", "presentation"]}], FIGURE:[{role:"", allowed:["*"]}], FOOTER:[{role:"", allowed:["contentinfo", "presentation"]}], FORM:[{role:"form", allowed:["presentation"]}], P:[{role:"", allowed:["*"]}], PRE:[{role:"", allowed:["*"]}],
BLOCKQUOTE:[{role:"", allowed:["*"]}], H1:[{role:"heading"}], H2:[{role:"heading"}], H3:[{role:"heading"}], H4:[{role:"heading"}], H5:[{role:"heading"}], H6:[{role:"heading"}], HEAD:[{role:"", reserved:!0}], HEADER:[{role:"", allowed:["banner", "presentation"]}], HR:[{role:"separator", allowed:["presentation"]}], HTML:[{role:"", reserved:!0}], IFRAME:[{role:"", allowed:["application", "document", "img", "presentation"], selector:"iframe:not([seamless])"}, {role:"", allowed:["application", "document",
"img", "presentation", "group"], selector:"iframe[seamless]"}], IMG:[{role:"presentation", reserved:!0, selector:'img[alt=""]'}, {role:"img", allowed:["*"], selector:'img[alt]:not([alt=""])'}], INPUT:[{role:"button", allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:'input[type="button"]:not([aria-pressed])'}, {role:"button", allowed:["button"], selector:'input[type="button"][aria-pressed]'}, {role:"checkbox", allowed:["checkbox"], selector:'input[type="checkbox"]'},
{role:"", selector:'input[type="color"]'}, {role:"", selector:'input[type="date"]'}, {role:"", selector:'input[type="datetime"]'}, {role:"textbox", selector:'input[type="email"]:not([list])'}, {role:"", selector:'input[type="file"]'}, {role:"", reserved:!0, selector:'input[type="hidden"]'}, {role:"button", allowed:["button"], selector:'input[type="image"][aria-pressed]'}, {role:"button", allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:'input[type="image"]:not([aria-pressed])'},
{role:"", selector:'input[type="month"]'}, {role:"", selector:'input[type="number"]'}, {role:"textbox", selector:'input[type="password"]'}, {role:"radio", allowed:["menuitemradio"], selector:'input[type="radio"]'}, {role:"slider", selector:'input[type="range"]'}, {role:"button", selector:'input[type="reset"]'}, {role:"combobox", selector:'input[type="search"][list]'}, {role:"textbox", selector:'input[type="search"]:not([list])'}, {role:"button", selector:'input[type="submit"]'}, {role:"combobox",
selector:'input[type="tel"][list]'}, {role:"textbox", selector:'input[type="tel"]:not([list])'}, {role:"combobox", selector:'input[type="text"][list]'}, {role:"textbox", selector:'input[type="text"]:not([list])'}, {role:"textbox", selector:"input:not([type])"}, {role:"", selector:'input[type="time"]'}, {role:"combobox", selector:'input[type="url"][list]'}, {role:"textbox", selector:'input[type="url"]:not([list])'}, {role:"", selector:'input[type="week"]'}], INS:[{role:"", allowed:["*"]}], KEYGEN:[{role:""}],
LABEL:[{role:"", allowed:["presentation"]}], LI:[{role:"listitem", allowed:"menuitem menuitemcheckbox menuitemradio option tab treeitem presentation".split(" "), selector:'ol:not([role="presentation"])>li, ul:not([role="presentation"])>li'}, {role:"listitem", allowed:"listitem menuitem menuitemcheckbox menuitemradio option tab treeitem presentation".split(" "), selector:'ol[role="presentation"]>li, ul[role="presentation"]>li'}], LINK:[{role:"link", reserved:!0, selector:"link[href]"}], MAIN:[{role:"",
allowed:["main", "presentation"]}], MAP:[{role:"", reserved:!0}], MATH:[{role:"", allowed:["presentation"]}], MENU:[{role:"toolbar", selector:'menu[type="toolbar"]'}], MENUITEM:[{role:"menuitem", selector:'menuitem[type="command"]'}, {role:"menuitemcheckbox", selector:'menuitem[type="checkbox"]'}, {role:"menuitemradio", selector:'menuitem[type="radio"]'}], META:[{role:"", reserved:!0}], METER:[{role:"progressbar", allowed:["presentation"]}], NAV:[{role:"navigation", allowed:["navigation", "presentation"]}],
NOSCRIPT:[{role:"", reserved:!0}], OBJECT:[{role:"", allowed:["application", "document", "img", "presentation"]}], OL:[{role:"list", allowed:"directory group listbox menu menubar tablist toolbar tree presentation".split(" ")}], OPTGROUP:[{role:"", allowed:["presentation"]}], OPTION:[{role:"option"}], OUTPUT:[{role:"status", allowed:["*"]}], PARAM:[{role:"", reserved:!0}], PICTURE:[{role:"", reserved:!0}], PROGRESS:[{role:"progressbar", allowed:["presentation"]}], SCRIPT:[{role:"", reserved:!0}],
SECTION:[{role:"region", allowed:"alert alertdialog application contentinfo dialog document log marquee search status presentation".split(" ")}], SELECT:[{role:"listbox"}], SOURCE:[{role:"", reserved:!0}], SPAN:[{role:"", allowed:["*"]}], STYLE:[{role:"", reserved:!0}], SVG:[{role:"", allowed:["application", "document", "img", "presentation"]}], SUMMARY:[{role:"", allowed:["presentation"]}], TABLE:[{role:"", allowed:["*"]}], TEMPLATE:[{role:"", reserved:!0}], TEXTAREA:[{role:"textbox"}], TBODY:[{role:"rowgroup",
allowed:["*"]}], THEAD:[{role:"rowgroup", allowed:["*"]}], TFOOT:[{role:"rowgroup", allowed:["*"]}], TITLE:[{role:"", reserved:!0}], TD:[{role:"", allowed:["*"]}], TH:[{role:"", allowed:["*"]}], TR:[{role:"", allowed:["*"]}], TRACK:[{role:"", reserved:!0}], UL:[{role:"list", allowed:"directory group listbox menu menubar tablist toolbar tree presentation".split(" ")}], VIDEO:[{role:"", allowed:["application", "presentation"]}]};
axs.color = {};
axs.color.Color = function(a, b, c, d) {
this.red = a;
this.green = b;
this.blue = c;
this.alpha = d;
};
axs.color.YCbCr = function(a) {
this.luma = this.z = a[0];
this.Cb = this.x = a[1];
this.Cr = this.y = a[2];
};
axs.color.YCbCr.prototype = {multiply:function(a) {
return new axs.color.YCbCr([this.luma * a, this.Cb * a, this.Cr * a]);
}, add:function(a) {
return new axs.color.YCbCr([this.luma + a.luma, this.Cb + a.Cb, this.Cr + a.Cr]);
}, subtract:function(a) {
return new axs.color.YCbCr([this.luma - a.luma, this.Cb - a.Cb, this.Cr - a.Cr]);
}};
axs.color.calculateContrastRatio = function(a, b) {
1 > a.alpha && (a = axs.color.flattenColors(a, b));
var c = axs.color.calculateLuminance(a), d = axs.color.calculateLuminance(b);
return (Math.max(c, d) + .05) / (Math.min(c, d) + .05);
};
axs.color.calculateLuminance = function(a) {
return axs.color.toYCbCr(a).luma;
};
axs.color.luminanceRatio = function(a, b) {
return (Math.max(a, b) + .05) / (Math.min(a, b) + .05);
};
axs.color.parseColor = function(a) {
if ("transparent" === a) {
return new axs.color.Color(0, 0, 0, 0);
}
var b = a.match(/^rgb\((\d+), (\d+), (\d+)\)$/);
if (b) {
a = parseInt(b[1], 10);
var c = parseInt(b[2], 10), d = parseInt(b[3], 10);
return new axs.color.Color(a, c, d, 1);
}
return (b = a.match(/^rgba\((\d+), (\d+), (\d+), (\d*(\.\d+)?)\)/)) ? (a = parseInt(b[1], 10), c = parseInt(b[2], 10), d = parseInt(b[3], 10), b = parseFloat(b[4]), new axs.color.Color(a, c, d, b)) : null;
};
axs.color.colorChannelToString = function(a) {
a = Math.round(a);
return 15 >= a ? "0" + a.toString(16) : a.toString(16);
};
axs.color.colorToString = function(a) {
return 1 == a.alpha ? "#" + axs.color.colorChannelToString(a.red) + axs.color.colorChannelToString(a.green) + axs.color.colorChannelToString(a.blue) : "rgba(" + [a.red, a.green, a.blue, a.alpha].join() + ")";
};
axs.color.luminanceFromContrastRatio = function(a, b, c) {
return c ? (a + .05) * b - .05 : (a + .05) / b - .05;
};
axs.color.translateColor = function(a, b) {
for (var c = b > a.luma ? axs.color.WHITE_YCC : axs.color.BLACK_YCC, d = c == axs.color.WHITE_YCC ? axs.color.YCC_CUBE_FACES_WHITE : axs.color.YCC_CUBE_FACES_BLACK, e = new axs.color.YCbCr([0, a.Cb, a.Cr]), f = new axs.color.YCbCr([1, a.Cb, a.Cr]), f = {a:e, b:f}, e = null, g = 0;g < d.length && !(e = axs.color.findIntersection(f, d[g]), 0 <= e.z && 1 >= e.z);g++) {
}
if (!e) {
throw "Couldn't find intersection with YCbCr color cube for Cb=" + a.Cb + ", Cr=" + a.Cr + ".";
}
if (e.x != a.x || e.y != a.y) {
throw "Intersection has wrong Cb/Cr values.";
}
if (Math.abs(c.luma - e.luma) < Math.abs(c.luma - b)) {
return c = [b, a.Cb, a.Cr], axs.color.fromYCbCrArray(c);
}
c = (b - e.luma) / (c.luma - e.luma);
c = [b, e.Cb - e.Cb * c, e.Cr - e.Cr * c];
return axs.color.fromYCbCrArray(c);
};
axs.color.suggestColors = function(a, b, c) {
var d = {}, e = axs.color.calculateLuminance(a), f = axs.color.calculateLuminance(b), g = f > e, h = axs.color.toYCbCr(b), k = axs.color.toYCbCr(a), m;
for (m in c) {
var l = c[m], n = axs.color.luminanceFromContrastRatio(e, l + .02, g);
if (1 >= n && 0 <= n) {
var p = axs.color.translateColor(h, n), l = axs.color.calculateContrastRatio(p, a), n = {};
n.fg = axs.color.colorToString(p);
n.bg = axs.color.colorToString(a);
n.contrast = l.toFixed(2);
d[m] = n;
} else {
l = axs.color.luminanceFromContrastRatio(f, l + .02, !g), 1 >= l && 0 <= l && (p = axs.color.translateColor(k, l), l = axs.color.calculateContrastRatio(b, p), n = {}, n.bg = axs.color.colorToString(p), n.fg = axs.color.colorToString(b), n.contrast = l.toFixed(2), d[m] = n);
}
}
return d;
};
axs.color.flattenColors = function(a, b) {
var c = a.alpha;
return new axs.color.Color((1 - c) * b.red + c * a.red, (1 - c) * b.green + c * a.green, (1 - c) * b.blue + c * a.blue, a.alpha + b.alpha * (1 - a.alpha));
};
axs.color.multiplyMatrixVector = function(a, b) {
var c = b[0], d = b[1], e = b[2];
return [a[0][0] * c + a[0][1] * d + a[0][2] * e, a[1][0] * c + a[1][1] * d + a[1][2] * e, a[2][0] * c + a[2][1] * d + a[2][2] * e];
};
axs.color.toYCbCr = function(a) {
var b = a.red / 255, c = a.green / 255;
a = a.blue / 255;
return new axs.color.YCbCr(axs.color.multiplyMatrixVector(axs.color.YCC_MATRIX, [.03928 >= b ? b / 12.92 : Math.pow((b + .055) / 1.055, 2.4), .03928 >= c ? c / 12.92 : Math.pow((c + .055) / 1.055, 2.4), .03928 >= a ? a / 12.92 : Math.pow((a + .055) / 1.055, 2.4)]));
};
axs.color.fromYCbCr = function(a) {
return axs.color.fromYCbCrArray([a.luma, a.Cb, a.Cr]);
};
axs.color.fromYCbCrArray = function(a) {
var b = axs.color.multiplyMatrixVector(axs.color.INVERTED_YCC_MATRIX, a);
a = b[0];
var c = b[1], b = b[2];
return new axs.color.Color(Math.min(Math.max(Math.round(255 * (.00303949 >= a ? 12.92 * a : 1.055 * Math.pow(a, 1 / 2.4) - .055)), 0), 255), Math.min(Math.max(Math.round(255 * (.00303949 >= c ? 12.92 * c : 1.055 * Math.pow(c, 1 / 2.4) - .055)), 0), 255), Math.min(Math.max(Math.round(255 * (.00303949 >= b ? 12.92 * b : 1.055 * Math.pow(b, 1 / 2.4) - .055)), 0), 255), 1);
};
axs.color.RGBToYCbCrMatrix = function(a, b) {
return [[a, 1 - a - b, b], [-a / (2 - 2 * b), (a + b - 1) / (2 - 2 * b), (1 - b) / (2 - 2 * b)], [(1 - a) / (2 - 2 * a), (a + b - 1) / (2 - 2 * a), -b / (2 - 2 * a)]];
};
axs.color.invert3x3Matrix = function(a) {
var b = a[0][0], c = a[0][1], d = a[0][2], e = a[1][0], f = a[1][1], g = a[1][2], h = a[2][0], k = a[2][1];
a = a[2][2];
return axs.color.scalarMultiplyMatrix([[f * a - g * k, d * k - c * a, c * g - d * f], [g * h - e * a, b * a - d * h, d * e - b * g], [e * k - f * h, h * c - b * k, b * f - c * e]], 1 / (b * (f * a - g * k) - c * (a * e - g * h) + d * (e * k - f * h)));
};
axs.color.findIntersection = function(a, b) {
var c = [a.a.x - b.p0.x, a.a.y - b.p0.y, a.a.z - b.p0.z], d = axs.color.invert3x3Matrix([[a.a.x - a.b.x, b.p1.x - b.p0.x, b.p2.x - b.p0.x], [a.a.y - a.b.y, b.p1.y - b.p0.y, b.p2.y - b.p0.y], [a.a.z - a.b.z, b.p1.z - b.p0.z, b.p2.z - b.p0.z]]), c = axs.color.multiplyMatrixVector(d, c)[0];
return a.a.add(a.b.subtract(a.a).multiply(c));
};
axs.color.scalarMultiplyMatrix = function(a, b) {
for (var c = [], d = 0;3 > d;d++) {
c[d] = axs.color.scalarMultiplyVector(a[d], b);
}
return c;
};
axs.color.scalarMultiplyVector = function(a, b) {
for (var c = [], d = 0;d < a.length;d++) {
c[d] = a[d] * b;
}
return c;
};
axs.color.kR = .2126;
axs.color.kB = .0722;
axs.color.YCC_MATRIX = axs.color.RGBToYCbCrMatrix(axs.color.kR, axs.color.kB);
axs.color.INVERTED_YCC_MATRIX = axs.color.invert3x3Matrix(axs.color.YCC_MATRIX);
axs.color.BLACK = new axs.color.Color(0, 0, 0, 1);
axs.color.BLACK_YCC = axs.color.toYCbCr(axs.color.BLACK);
axs.color.WHITE = new axs.color.Color(255, 255, 255, 1);
axs.color.WHITE_YCC = axs.color.toYCbCr(axs.color.WHITE);
axs.color.RED = new axs.color.Color(255, 0, 0, 1);
axs.color.RED_YCC = axs.color.toYCbCr(axs.color.RED);
axs.color.GREEN = new axs.color.Color(0, 255, 0, 1);
axs.color.GREEN_YCC = axs.color.toYCbCr(axs.color.GREEN);
axs.color.BLUE = new axs.color.Color(0, 0, 255, 1);
axs.color.BLUE_YCC = axs.color.toYCbCr(axs.color.BLUE);
axs.color.CYAN = new axs.color.Color(0, 255, 255, 1);
axs.color.CYAN_YCC = axs.color.toYCbCr(axs.color.CYAN);
axs.color.MAGENTA = new axs.color.Color(255, 0, 255, 1);
axs.color.MAGENTA_YCC = axs.color.toYCbCr(axs.color.MAGENTA);
axs.color.YELLOW = new axs.color.Color(255, 255, 0, 1);
axs.color.YELLOW_YCC = axs.color.toYCbCr(axs.color.YELLOW);
axs.color.YCC_CUBE_FACES_BLACK = [{p0:axs.color.BLACK_YCC, p1:axs.color.RED_YCC, p2:axs.color.GREEN_YCC}, {p0:axs.color.BLACK_YCC, p1:axs.color.GREEN_YCC, p2:axs.color.BLUE_YCC}, {p0:axs.color.BLACK_YCC, p1:axs.color.BLUE_YCC, p2:axs.color.RED_YCC}];
axs.color.YCC_CUBE_FACES_WHITE = [{p0:axs.color.WHITE_YCC, p1:axs.color.CYAN_YCC, p2:axs.color.MAGENTA_YCC}, {p0:axs.color.WHITE_YCC, p1:axs.color.MAGENTA_YCC, p2:axs.color.YELLOW_YCC}, {p0:axs.color.WHITE_YCC, p1:axs.color.YELLOW_YCC, p2:axs.color.CYAN_YCC}];
axs.dom = {};
axs.dom.parentElement = function(a) {
if (!a) {
return null;
}
a = axs.dom.composedParentNode(a);
if (!a) {
return null;
}
switch(a.nodeType) {
case Node.ELEMENT_NODE:
return a;
default:
return axs.dom.parentElement(a);
}
};
axs.dom.shadowHost = function(a) {
return "host" in a ? a.host : null;
};
axs.dom.composedParentNode = function(a) {
if (!a) {
return null;
}
if (a.nodeType === Node.DOCUMENT_FRAGMENT_NODE) {
return axs.dom.shadowHost(a);
}
var b = a.parentNode;
if (!b) {
return null;
}
if (b.nodeType === Node.DOCUMENT_FRAGMENT_NODE) {
return axs.dom.shadowHost(b);
}
if (!b.shadowRoot) {
return b;
}
a = a.getDestinationInsertionPoints();
return 0 < a.length ? axs.dom.composedParentNode(a[a.length - 1]) : null;
};
axs.dom.asElement = function(a) {
switch(a.nodeType) {
case Node.COMMENT_NODE:
break;
case Node.ELEMENT_NODE:
if ("script" == a.localName || "template" == a.localName) {
break;
}
return a;
case Node.DOCUMENT_FRAGMENT_NODE:
return a.host;
case Node.TEXT_NODE:
return axs.dom.parentElement(a);
default:
console.warn("Unhandled node type: ", a.nodeType);
}
return null;
};
axs.dom.composedTreeSearch = function(a, b, c, d) {
if (a === b) {
return !0;
}
if (a.nodeType == Node.ELEMENT_NODE) {
var e = a
}
var f = !1;
if (e && c.preorder && !c.preorder(e)) {
return f;
}
if (e) {
var g = e.shadowRoot || e.webkitShadowRoot;
if (g) {
return f = axs.dom.composedTreeSearch(g, b, c, g), e && c.postorder && !f && c.postorder(e), f;
}
}
if (e && "content" == e.localName) {
a = e.getDistributedNodes();
for (g = 0;g < a.length && !f;g++) {
f = axs.dom.composedTreeSearch(a[g], b, c, d);
}
e && c.postorder && !f && c.postorder.call(null, e);
return f;
}
for (a = a.firstChild;null != a && !f;) {
f = axs.dom.composedTreeSearch(a, b, c, d), a = a.nextSibling;
}
e && c.postorder && !f && c.postorder.call(null, e);
return f;
};
axs.utils = {};
axs.utils.FOCUSABLE_ELEMENTS_SELECTOR = "input:not([type=hidden]):not([disabled]),select:not([disabled]),textarea:not([disabled]),button:not([disabled]),a[href],iframe,[tabindex]";
axs.utils.LABELABLE_ELEMENTS_SELECTOR = "button,input:not([type=hidden]),keygen,meter,output,progress,select,textarea";
axs.utils.elementIsTransparent = function(a) {
return "0" == a.style.opacity;
};
axs.utils.elementHasZeroArea = function(a) {
a = a.getBoundingClientRect();
var b = a.top - a.bottom;
return a.right - a.left && b ? !1 : !0;
};
axs.utils.elementIsOutsideScrollArea = function(a) {
for (var b = axs.dom.parentElement(a), c = a.ownerDocument.defaultView;b != c.document.body;) {
if (axs.utils.isClippedBy(a, b)) {
return !0;
}
if (axs.utils.canScrollTo(a, b) && !axs.utils.elementIsOutsideScrollArea(b)) {
return !1;
}
b = axs.dom.parentElement(b);
}
return !axs.utils.canScrollTo(a, c.document.body);
};
axs.utils.canScrollTo = function(a, b) {
var c = a.getBoundingClientRect(), d = b.getBoundingClientRect();
if (b == b.ownerDocument.body) {
var e = d.top, f = d.left
} else {
e = d.top - b.scrollTop, f = d.left - b.scrollLeft;
}
var g = e + b.scrollHeight, h = f + b.scrollWidth;
if (c.right < f || c.bottom < e || c.left > h || c.top > g) {
return !1;
}
e = a.ownerDocument.defaultView;
f = e.getComputedStyle(b);
return c.left > d.right || c.top > d.bottom ? "scroll" == f.overflow || "auto" == f.overflow || b instanceof e.HTMLBodyElement : !0;
};
axs.utils.isClippedBy = function(a, b) {
var c = a.getBoundingClientRect(), d = b.getBoundingClientRect(), e = d.top - b.scrollTop, f = d.left - b.scrollLeft, g = a.ownerDocument.defaultView.getComputedStyle(b);
return (c.right < d.left || c.bottom < d.top || c.left > d.right || c.top > d.bottom) && "hidden" == g.overflow ? !0 : c.right < f || c.bottom < e ? "visible" != g.overflow : !1;
};
axs.utils.isAncestor = function(a, b) {
if (null == b) {
return !1;
}
if (b === a) {
return !0;
}
var c = axs.dom.composedParentNode(b);
return axs.utils.isAncestor(a, c);
};
axs.utils.overlappingElements = function(a) {
if (axs.utils.elementHasZeroArea(a)) {
return null;
}
for (var b = [], c = a.getClientRects(), d = 0;d < c.length;d++) {
var