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‎org/w3c/css/properties/css/fontface/CssFontLanguageOverride.java‎

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//
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// Author: Yves Lafon <ylafon@w3.org>
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//
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// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2021.
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// Please first read the full copyright statement in file COPYRIGHT.html
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package org.w3c.css.properties.css.fontface;
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import org.w3c.css.parser.CssStyle;
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import org.w3c.css.properties.css.CssProperty;
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import org.w3c.css.properties.css3.Css3Style;
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import org.w3c.css.util.ApplContext;
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import org.w3c.css.util.InvalidParamException;
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import org.w3c.css.values.CssExpression;
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import org.w3c.css.values.CssValue;
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/**
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* @since CSS3
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*/
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public class CssFontLanguageOverride extends CssProperty {
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public CssValue value;
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/**
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* Create a new CssFontLanguageOverride
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*/
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public CssFontLanguageOverride() {
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}
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/**
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* Creates a new CssFontLanguageOverride
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*
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* @param expression The expression for this property
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* @throws InvalidParamException
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* Expressions are incorrect
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*/
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public CssFontLanguageOverride(ApplContext ac, CssExpression expression, boolean check)
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throws InvalidParamException {
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throw new InvalidParamException("value",
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expression.getValue().toString(),
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getPropertyName(), ac);
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}
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public CssFontLanguageOverride(ApplContext ac, CssExpression expression)
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throws InvalidParamException {
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this(ac, expression, false);
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}
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/**
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* Returns the value of this property
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*/
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public Object get() {
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return value;
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}
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/**
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* Returns the name of this property
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*/
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public final String getPropertyName() {
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return "font-language-override";
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}
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/**
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* Returns true if this property is "softly" inherited
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* e.g. his value is equals to inherit
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*/
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public boolean isSoftlyInherited() {
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return value.equals(inherit);
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}
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/**
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* Returns a string representation of the object.
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*/
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public String toString() {
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return value.toString();
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}
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/**
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* Add this property to the CssStyle.
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*
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* @param style The CssStyle
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*/
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public void addToStyle(ApplContext ac, CssStyle style) {
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Css3Style s = (Css3Style) style;
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if (s.fontFaceCssFontLanguageOverride != null) {
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style.addRedefinitionWarning(ac, this);
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}
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s.fontFaceCssFontLanguageOverride = this;
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}
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/**
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* Compares two properties for equality.
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*
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* @param property The other property.
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*/
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public boolean equals(CssProperty property) {
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return (property instanceof CssFontLanguageOverride &&
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value.equals(((CssFontLanguageOverride) property).value));
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}
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/**
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* Get this property in the style.
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*
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* @param style The style where the property is
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* @param resolve if true, resolve the style to find this property
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*/
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public CssProperty getPropertyInStyle(CssStyle style, boolean resolve) {
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if (resolve) {
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return ((Css3Style) style).getFontFaceCssFontLanguageOverride();
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} else {
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return ((Css3Style) style).fontFaceCssFontLanguageOverride;
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}
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}
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}
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‎org/w3c/css/properties/css3/Css3Style.java‎

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@@ -589,6 +589,7 @@ public class Css3Style extends ATSCStyle {
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public CssFontWeight fontFaceCssFontWeight;
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public CssFontStretch fontFaceCssFontStretch;
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public CssFontStyle fontFaceCssFontStyle;
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public org.w3c.css.properties.css.fontface.CssFontLanguageOverride fontFaceCssFontLanguageOverride;
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public CssFontNamedInstance fontFaceCssFontNamedInstance;
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public CssAscentOverride fontFaceCssAscentOverride;
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public CssDescentOverride fontFaceCssDescentOverride;
@@ -1304,6 +1305,15 @@ public CssUnicodeRange getFontFaceCssUnicodeRange() {
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}
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return fontFaceCssUnicodeRange;
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}
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public org.w3c.css.properties.css.fontface.CssFontLanguageOverride getFontFaceCssFontLanguageOverride() {
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if (fontFaceCssFontLanguageOverride == null) {
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fontFaceCssFontLanguageOverride =
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(org.w3c.css.properties.css.fontface.CssFontLanguageOverride) style.CascadingOrder(new org.w3c.css.properties.css.fontface.CssFontLanguageOverride(),
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style, selector);
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}
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return fontFaceCssFontLanguageOverride;
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}
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public CssAscentOverride getFontFaceCssAscentOverride() {
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if (fontFaceCssAscentOverride == null) {

‎org/w3c/css/properties/css3/fontface/CssFontLanguageOverride.java‎

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//
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// Author: Yves Lafon <ylafon@w3.org>
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//
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// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2018.
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// Please first read the full copyright statement in file COPYRIGHT.html
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package org.w3c.css.properties.css3.fontface;
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import org.w3c.css.util.ApplContext;
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import org.w3c.css.util.InvalidParamException;
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import org.w3c.css.values.CssExpression;
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import org.w3c.css.values.CssIdent;
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import org.w3c.css.values.CssString;
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import org.w3c.css.values.CssTypes;
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import org.w3c.css.values.CssValue;
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import org.w3c.css.values.external.OpenTypeLanguageSystemTag;
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import java.util.Arrays;
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/**
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* @spec https://www.w3.org/TR/2021/WD-css-fonts-4-20210729/#descdef-font-face-font-language-override
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* @see org.w3c.css.properties.css3.CssFontLanguageOverride
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* @see org.w3c.css.values.external.OpenTypeLanguageSystemTag
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*/
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public class CssFontLanguageOverride extends org.w3c.css.properties.css.fontface.CssFontLanguageOverride {
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public static final CssIdent[] allowed_values;
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static {
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String[] _allowed_values = {"normal"};
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allowed_values = new CssIdent[_allowed_values.length];
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int i = 0;
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for (String s : _allowed_values) {
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allowed_values[i++] = CssIdent.getIdent(s);
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}
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}
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public static CssIdent getAllowedIdent(CssIdent ident) {
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for (CssIdent id : allowed_values) {
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if (id.equals(ident)) {
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return id;
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}
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}
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return null;
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}
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/**
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* Create a new CssFontLanguageOverride
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*/
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public CssFontLanguageOverride() {
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value = initial;
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}
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/**
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* Creates a new CssFontLanguageOverride
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*
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* @param expression The expression for this property
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* @throws InvalidParamException Expressions are incorrect
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*/
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public CssFontLanguageOverride(ApplContext ac, CssExpression expression, boolean check)
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throws InvalidParamException {
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if (check && expression.getCount() > 1) {
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throw new InvalidParamException("unrecognize", ac);
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}
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setByUser();
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char op;
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CssValue val;
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val = expression.getValue();
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op = expression.getOperator();
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switch (val.getType()) {
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case CssTypes.CSS_STRING:
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CssString s = val.getString();
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int l = s.toString().length();
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// limit of 4characters + two surrounding quotes
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if ((l < 4) || (l > 6)) {
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throw new InvalidParamException("value",
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expression.getValue().toString(),
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getPropertyName(), ac);
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}
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// we extract the 2, 3 or 4 letters from the quotes...
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String tag = s.toString().substring(1, l - 1).toUpperCase();
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// align to 4
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switch (tag.length()) {
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case 1:
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tag = tag.concat(" ");
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break;
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case 2:
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tag = tag.concat(" ");
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break;
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case 3:
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tag = tag.concat(" ");
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break;
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default:
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}
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// valid values are specified here.
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int idx = Arrays.binarySearch(OpenTypeLanguageSystemTag.tags, tag);
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if (idx < 0) {
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// TODO specific error code
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throw new InvalidParamException("value",
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expression.getValue().toString(),
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getPropertyName(), ac);
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}
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// check if deprecated
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idx = Arrays.binarySearch(OpenTypeLanguageSystemTag.deprecated_tags, tag);
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if (idx >= 0) {
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ac.getFrame().addWarning("deprecated", tag);
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}
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value = val;
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break;
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case CssTypes.CSS_IDENT:
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if (getAllowedIdent(val.getIdent()) != null) {
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value = val;
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break;
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}
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default:
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throw new InvalidParamException("value",
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val.toString(),
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getPropertyName(), ac);
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}
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expression.next();
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}
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public CssFontLanguageOverride(ApplContext ac, CssExpression expression)
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throws InvalidParamException {
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this(ac, expression, false);
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}
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}
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