How to use org.apache.batik.css.engine

/**
 * <b>SAC</b>: Implements {@link
 * org.w3c.css.sac.DocumentHandler#startSelector(SelectorList)}.
 */
public void startSelector(SelectorList selectors) throws CSSException {
  styleRule = new StyleRule();
  styleRule.setSelectorList(selectors);
  styleDeclaration = new StyleDeclaration();
  styleRule.setStyleDeclaration(styleDeclaration);
  styleSheet.append(styleRule);
}

/**
 * <b>SAC</b>: Implements {@link
 * org.w3c.css.sac.DocumentHandler#startMedia(SACMediaList)}.
 */
public void startMedia(SACMediaList media) throws CSSException {
  MediaRule mr = new MediaRule();
  mr.setMediaList(media);
  mr.setParent(styleSheet);
  styleSheet.append(mr);
  styleSheet = mr;
}

/**
 * Tells whether the given property is important.
 */
public boolean isImportant(String name) {
  int idx = cssEngine.getPropertyIndex(name);
  for (int i = 0; i < declaration.size(); i++) {
    if (idx == declaration.getIndex(i)) {
      return declaration.getPriority(i);
    }
  }
  return false;
}

/**
 * Returns the current value associated with this object.
 */
public Value getValue(String name) {
  int idx = cssEngine.getPropertyIndex(name);
  for (int i = 0; i < declaration.size(); i++) {
    if (idx == declaration.getIndex(i)) {
      return declaration.getValue(i);
    }
  }
  return null;
}

  /**
   * Returns the value at the given.
   */
  public String item(int idx) {
    return cssEngine.getPropertyName(declaration.getIndex(idx));
  }
}

/**
 * <b>SAC</b>: Implements {@link
 * DocumentHandler#endDocument(InputSource)}.
 */
public void endDocument(InputSource source) {
  throwUnsupportedEx();
}

/**
 * Returns the current value associated with this object.
 */
public Value getValue(String name) {
  int idx = cssEngine.getPropertyIndex(name);
  for (int i = 0; i < declaration.size(); i++) {
    if (idx == declaration.getIndex(i)) {
      return declaration.getValue(i);
    }
  }
  return null;
}

/**
 * Tells whether the given property is important.
 */
public boolean isImportant(String name) {
  int idx = cssEngine.getPropertyIndex(name);
  for (int i = 0; i < declaration.size(); i++) {
    if (idx == declaration.getIndex(i)) {
      return declaration.getPriority(i);
    }
  }
  return false;
}

/**
 * <b>SAC</b>: Implements {@link
 * org.w3c.css.sac.DocumentHandler#startSelector(SelectorList)}.
 */
public void startSelector(SelectorList selectors) throws CSSException {
  styleRule = new StyleRule();
  styleRule.setSelectorList(selectors);
  styleDeclaration = new StyleDeclaration();
  styleRule.setStyleDeclaration(styleDeclaration);
  styleSheet.append(styleRule);
}

/**
 * <b>SAC</b>: Implements {@link
 * org.w3c.css.sac.DocumentHandler#startMedia(SACMediaList)}.
 */
public void startMedia(SACMediaList media) throws CSSException {
  MediaRule mr = new MediaRule();
  mr.setMediaList(media);
  mr.setParent(styleSheet);
  styleSheet.append(mr);
  styleSheet = mr;
}

  /**
   * Returns the value at the given.
   */
  public String item(int idx) {
    return cssEngine.getPropertyName(declaration.getIndex(idx));
  }
}

/**
 * <b>SAC</b>: Implements {@link
 * DocumentHandler#startMedia(SACMediaList)}.
 */
public void startMedia(SACMediaList media) {
  throwUnsupportedEx();
}

/**
 * Returns the current value associated with this object.
 */
public Value getValue(String name) {
  int idx = cssEngine.getPropertyIndex(name);
  for (int i = 0; i < declaration.size(); i++) {
    if (idx == declaration.getIndex(i)) {
      return declaration.getValue(i);
    }
  }
  return null;
}

/**
 * Tells whether the given property is important.
 */
public boolean isImportant(String name) {
  int idx = cssEngine.getPropertyIndex(name);
  for (int i = 0; i < declaration.size(); i++) {
    if (idx == declaration.getIndex(i)) {
      return declaration.getPriority(i);
    }
  }
  return false;
}

/**
 * <b>SAC</b>: Implements {@link
 * org.w3c.css.sac.DocumentHandler#startSelector(SelectorList)}.
 */
public void startSelector(SelectorList selectors) throws CSSException {
  styleRule = new StyleRule();
  styleRule.setSelectorList(selectors);
  styleDeclaration = new StyleDeclaration();
  styleRule.setStyleDeclaration(styleDeclaration);
  styleSheet.append(styleRule);
}

/**
 * <b>SAC</b>: Implements {@link
 * org.w3c.css.sac.DocumentHandler#startMedia(SACMediaList)}.
 */
public void startMedia(SACMediaList media) throws CSSException {
  MediaRule mr = new MediaRule();
  mr.setMediaList(media);
  mr.setParent(styleSheet);
  styleSheet.append(mr);
  styleSheet = mr;
}

  /**
   * Returns the value at the given.
   */
  public String item(int idx) {
    return cssEngine.getPropertyName(declaration.getIndex(idx));
  }
}

/**
 * <b>SAC</b>: Implements {@link
 * DocumentHandler#startPage(String,String)}.
 */
public void startPage(String name, String pseudo_page) {
  throwUnsupportedEx();
}

/**
 * <b>SAC</b>: Implements {@link
 * DocumentHandler#startSelector(SelectorList)}.
 */
public void startSelector(SelectorList selectors) {
  throwUnsupportedEx();
}

/**
 * <b>SAC</b>: Implements {@link
 * DocumentHandler#property(String,LexicalUnit,boolean)}.
 */
public void property(String name, LexicalUnit value, boolean important) {
  throwUnsupportedEx();
}