@Override
protected Transferable createTransferable(JComponent c) {
JTextPane aTextPane = (JTextPane) c;
HTMLEditorKit kit = ((HTMLEditorKit) aTextPane.getEditorKit());
StyledDocument sdoc = aTextPane.getStyledDocument();
int sel_start = aTextPane.getSelectionStart();
int sel_end = aTextPane.getSelectionEnd();
int i = sel_start;
StringBuilder output = new StringBuilder();
while (i < sel_end) {
Element e = sdoc.getCharacterElement(i);
Object nameAttr = e.getAttributes().getAttribute(StyleConstants.NameAttribute);
int start = e.getStartOffset(), end = e.getEndOffset();
if (nameAttr == HTML.Tag.BR) {
output.append("\n");
} else if (nameAttr == HTML.Tag.CONTENT) {
if (start < sel_start) {
start = sel_start;
}
if (end > sel_end) {
end = sel_end;
}
try {
String str = sdoc.getText(start, end - start);
output.append(str);
} catch (BadLocationException ble) {
Debug.error(me + "Copy-paste problem!\n%s", ble.getMessage());
}
}
i = end;
}
return new StringSelection(output.toString());
}
/** Replaces the current word token */
public void replaceWord(String newWord) {
if (currentWordPos != -1) {
try {
/* ORIGINAL
document.remove(currentWordPos, currentWordEnd - currentWordPos);
document.insertString(currentWordPos, newWord, null);
*/
// Howard's Version for Ekit
Element element =
((javax.swing.text.html.HTMLDocument) document).getCharacterElement(currentWordPos);
AttributeSet attribs = element.getAttributes();
document.remove(currentWordPos, currentWordEnd - currentWordPos);
document.insertString(currentWordPos, newWord, attribs);
// End Howard's Version
// Need to reset the segment
document.getText(0, document.getLength(), text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex.getMessage());
}
// Position after the newly replaced word(s)
// Position after the newly replaced word(s)
first = true;
currentWordPos = getNextWordStart(text, currentWordPos + newWord.length());
if (currentWordPos != -1) {
currentWordEnd = getNextWordEnd(text, currentWordPos);
nextWordPos = getNextWordStart(text, currentWordEnd);
sentanceIterator.setText(text);
sentanceIterator.following(currentWordPos);
} else moreTokens = false;
}
}
/**
* Attach a {@link Document} to enable line number tracking when editing. The position to track is
* before the first non-whitespace character on the line. Edits happening before that position
* will cause the line number to update accordingly. Multiple {@link #startTracking} calls will
* replace the tracked document. Whoever wants a tracked line should track it and add itself as
* listener if necessary. ({@link LineHighlight}, {@link LineBreakpoint})
*
* @param doc the {@link Document} to use for line number tracking
*/
public synchronized void startTracking(Document doc) {
// System.out.println("tracking: " + this);
if (doc == null) {
return; // null arg
}
if (doc == this.doc) {
return; // already tracking that doc
}
try {
Element line = doc.getDefaultRootElement().getElement(lineIdx);
if (line == null) {
return; // line doesn't exist
}
String lineText =
doc.getText(line.getStartOffset(), line.getEndOffset() - line.getStartOffset());
// set tracking position at (=before) first non-white space character on line
pos = doc.createPosition(line.getStartOffset() + nonWhiteSpaceOffset(lineText));
this.doc = doc;
doc.addDocumentListener(this);
} catch (BadLocationException ex) {
Logger.getLogger(LineID.class.getName()).log(Level.SEVERE, null, ex);
pos = null;
this.doc = null;
}
}
@Override
public void mouseClicked(MouseEvent me) {
Element el = doc.getCharacterElement(viewToModel(me.getPoint()));
if (el == null) return;
AttributeSet as = el.getAttributes();
if (as.isDefined("ip")) {
String ip = (String) as.getAttribute("ip");
ScriptException se = (ScriptException) as.getAttribute("exception");
Node node = net.getAtIP(ip);
if (node == null) {
Utility.displayError("Error", "Computer does not exist");
return;
}
String errorString =
"--ERROR--\n"
+ "Error at line number "
+ se.getLineNumber()
+ " and column number "
+ se.getColumnNumber()
+ "\n"
+ se.getMessage();
new ScriptDialog(
parentFrame,
str -> {
if (str != null) {
node.setScript(str);
}
},
node.getScript(),
errorString)
.setVisible(true);
}
}
public int computeDocumentOffset(int line, int column) throws BadLocationException {
if (line < 0 || column < 0) throw new BadLocationException("Negative line/col", -1);
Element lineElement = editor.getDocument().getDefaultRootElement().getElement(line - 1);
int beginLineOffset = lineElement.getStartOffset();
int endLineOffset = lineElement.getEndOffset();
String text = editor.getDocument().getText(beginLineOffset, endLineOffset - beginLineOffset);
int parserChar = 1;
int documentChar = 0;
while (parserChar < column) {
if (documentChar < text.length() && text.charAt(documentChar) == '\t') {
parserChar += 8;
documentChar += 1;
} else {
parserChar += 1;
documentChar += 1;
}
}
return beginLineOffset + documentChar;
}
/**
* Paints the word-wrapped text.
*
* @param g The graphics context in which to paint.
* @param a The shape (usually a rectangle) in which to paint.
*/
public void paint(Graphics g, Shape a) {
Rectangle alloc = (a instanceof Rectangle) ? (Rectangle) a : a.getBounds();
tabBase = alloc.x;
Graphics2D g2d = (Graphics2D) g;
host = (RSyntaxTextArea) getContainer();
int ascent = host.getMaxAscent();
int fontHeight = host.getLineHeight();
FoldManager fm = host.getFoldManager();
TokenPainter painter = host.getTokenPainter();
Element root = getElement();
// Whether token styles should always be painted, even in selections
int selStart = host.getSelectionStart();
int selEnd = host.getSelectionEnd();
boolean useSelectedTextColor = host.getUseSelectedTextColor();
int n = getViewCount(); // Number of lines.
int x = alloc.x + getLeftInset();
tempRect.y = alloc.y + getTopInset();
Rectangle clip = g.getClipBounds();
for (int i = 0; i < n; i++) {
tempRect.x = x + getOffset(X_AXIS, i);
// tempRect.y = y + getOffset(Y_AXIS, i);
tempRect.width = getSpan(X_AXIS, i);
tempRect.height = getSpan(Y_AXIS, i);
// System.err.println("For line " + i + ": tempRect==" + tempRect);
if (tempRect.intersects(clip)) {
Element lineElement = root.getElement(i);
int startOffset = lineElement.getStartOffset();
int endOffset = lineElement.getEndOffset() - 1; // Why always "-1"?
View view = getView(i);
if (!useSelectedTextColor
|| selStart == selEnd
|| (startOffset >= selEnd || endOffset < selStart)) {
drawView(painter, g2d, alloc, view, fontHeight, tempRect.y + ascent);
} else {
// System.out.println("Drawing line with selection: " + i);
drawViewWithSelection(
painter, g2d, alloc, view, fontHeight, tempRect.y + ascent, selStart, selEnd);
}
}
tempRect.y += tempRect.height;
Fold possibleFold = fm.getFoldForLine(i);
if (possibleFold != null && possibleFold.isCollapsed()) {
i += possibleFold.getCollapsedLineCount();
// Visible indicator of collapsed lines
Color c = RSyntaxUtilities.getFoldedLineBottomColor(host);
if (c != null) {
g.setColor(c);
g.drawLine(x, tempRect.y - 1, alloc.width, tempRect.y - 1);
}
}
}
}
@Override
public int getKeyword(int pos, boolean strict) {
Element line = elem.getElement(elem.getElementIndex(pos));
int end = line.getEndOffset();
int tok = -1;
start = line.getStartOffset();
int startL = start;
int s = -1;
try {
yyreset(new StringReader(doc.getText(start, end - start)));
if (!strict) {
pos++;
}
while (startL < pos && s != startL) {
s = startL;
tok = yylex();
startL = start + yychar + yylength();
}
return tok;
} catch (Exception e) {
return LexerConstants.DEFAULT;
}
}
/**
* Writes out text. If a range is specified when the constructor is invoked, then only the
* appropriate range of text is written out.
*
* @param elem an Element
* @exception IOException on any I/O error
* @exception BadLocationException if pos represents an invalid location within the document.
*/
protected void text(Element elem) throws BadLocationException, IOException {
int start = Math.max(getStartOffset(), elem.getStartOffset());
int end = Math.min(getEndOffset(), elem.getEndOffset());
if (start < end) {
if (segment == null) {
segment = new Segment();
}
getDocument().getText(start, end - start, segment);
newlineOutputed = false;
if (segment.count > 0) {
if (segment.array[segment.offset + segment.count - 1] == '\n') {
newlineOutputed = true;
}
if (inPre && end == preEndOffset) {
if (segment.count > 1) {
segment.count--;
} else {
return;
}
}
replaceEntities = true;
setCanWrapLines(!inPre);
write(segment.array, segment.offset, segment.count);
setCanWrapLines(false);
replaceEntities = false;
}
}
}
/**
* Writes out an end tag for the element.
*
* @param elem an Element
* @exception IOException on any I/O error
*/
protected void endTag(Element elem) throws IOException {
if (synthesizedElement(elem)) {
return;
}
// write out end tags for item on stack
closeOutUnwantedEmbeddedTags(elem.getAttributes());
if (inContent) {
if (!newlineOutputed && !inPre) {
writeLineSeparator();
}
newlineOutputed = false;
inContent = false;
}
if (!inPre) {
indent();
}
if (matchNameAttribute(elem.getAttributes(), HTML.Tag.PRE)) {
inPre = false;
}
write('<');
write('/');
write(elem.getName());
write('>');
writeLineSeparator();
}
/** {@inheritDoc} */
public ParseResult parse(RSyntaxDocument doc, String style) {
result.clearNotices();
Element root = doc.getDefaultRootElement();
result.setParsedLines(0, root.getElementCount() - 1);
if (spf == null || doc.getLength() == 0) {
return result;
}
try {
SAXParser sp = spf.newSAXParser();
Handler handler = new Handler(doc);
DocumentReader r = new DocumentReader(doc);
InputSource input = new InputSource(r);
sp.parse(input, handler);
r.close();
} catch (SAXParseException spe) {
// A fatal parse error - ignore; a ParserNotice was already created.
} catch (Exception e) {
// e.printStackTrace(); // Will print if DTD specified and can't be found
result.addNotice(
new DefaultParserNotice(this, "Error parsing XML: " + e.getMessage(), 0, -1, -1));
}
return result;
}
/** DOCUMENT ME! */
public void previous() {
for (int count = 0, i = buffer.getCurrentLine(); i >= 0; ) {
Element line = init(i);
int offset = line.getStartOffset();
int start = 0;
int end = 0;
while (matcher.find()) {
start = offset + matcher.start();
end = offset + matcher.end();
}
if (start != end) {
buffer.select(start, end);
break;
}
if (PreferenceManager.getBoolean("snr.warp", false) && (i == 0)) {
if (count > 1) {
Toolkit.getDefaultToolkit().beep();
break;
}
count++;
i = buffer.getLineCount() - 1;
} else {
i--;
}
}
}
private static String getIdentifier(StyledDocument doc, JEditorPane ep, int offset) {
String t = null;
if ((ep.getSelectionStart() <= offset) && (offset <= ep.getSelectionEnd()))
t = ep.getSelectedText();
if (t != null) return t;
int line = NbDocument.findLineNumber(doc, offset);
int col = NbDocument.findLineColumn(doc, offset);
try {
Element lineElem = NbDocument.findLineRootElement(doc).getElement(line);
if (lineElem == null) return null;
int lineStartOffset = lineElem.getStartOffset();
int lineLen = lineElem.getEndOffset() - lineStartOffset;
t = doc.getText(lineStartOffset, lineLen);
int identStart = col;
while (identStart > 0
&& (Character.isJavaIdentifierPart(t.charAt(identStart - 1))
|| (t.charAt(identStart - 1) == '.'))) {
identStart--;
}
int identEnd = col;
while (identEnd < lineLen && Character.isJavaIdentifierPart(t.charAt(identEnd))) {
identEnd++;
}
if (identStart == identEnd) return null;
return t.substring(identStart, identEnd);
} catch (BadLocationException e) {
return null;
}
}
private int getRealEnd() {
// if ( end != null) {
return end.getParentElement().getElementIndex(end.getStartOffset());
// } else {
// return start.getParentElement().getElementCount();
// }
}
/**
* Repaint the region of change covered by the given document event. Damages the line that begins
* the range to cover the case when the insert/remove is only on one line. If lines are added or
* removed, damages the whole view. The longest line is checked to see if it has changed.
*/
protected void updateDamage(DocumentEvent changes, Shape a, ViewFactory f) {
Component host = getContainer();
updateMetrics();
Element elem = getElement();
DocumentEvent.ElementChange ec = changes.getChange(elem);
Element[] added = (ec != null) ? ec.getChildrenAdded() : null;
Element[] removed = (ec != null) ? ec.getChildrenRemoved() : null;
if (((added != null) && (added.length > 0)) || ((removed != null) && (removed.length > 0))) {
// lines were added or removed...
if (added != null) {
int addedAt = ec.getIndex(); // FIXME: Is this correct?????
for (int i = 0; i < added.length; i++) possiblyUpdateLongLine(added[i], addedAt + i);
}
if (removed != null) {
for (int i = 0; i < removed.length; i++) {
if (removed[i] == longLine) {
longLineWidth = -1; // Must do this!!
calculateLongestLine();
break;
}
}
}
preferenceChanged(null, true, true);
host.repaint();
}
// This occurs when syntax highlighting only changes on lines
// (i.e. beginning a multiline comment).
else if (changes.getType() == DocumentEvent.EventType.CHANGE) {
// System.err.println("Updating the damage due to a CHANGE event...");
int startLine = changes.getOffset();
int endLine = changes.getLength();
damageLineRange(startLine, endLine, a, host);
} else {
Element map = getElement();
int line = map.getElementIndex(changes.getOffset());
damageLineRange(line, line, a, host);
if (changes.getType() == DocumentEvent.EventType.INSERT) {
// check to see if the line is longer than current
// longest line.
Element e = map.getElement(line);
if (e == longLine) {
// We must recalculate longest line's width here
// because it has gotten longer.
longLineWidth = getLineWidth(line);
preferenceChanged(null, true, false);
} else {
// If long line gets updated, update the status bars too.
if (possiblyUpdateLongLine(e, line)) preferenceChanged(null, true, false);
}
} else if (changes.getType() == DocumentEvent.EventType.REMOVE) {
if (map.getElement(line) == longLine) {
// removed from longest line... recalc
longLineWidth = -1; // Must do this!
calculateLongestLine();
preferenceChanged(null, true, false);
}
}
}
}
/**
* Adds the matching block end.
*
* @param offset the offset
* @return the string after adding the matching block end
* @throws BadLocationException if the offset is invalid
*/
protected String addMatchingBlockEnd(int offset) throws BadLocationException {
StringBuffer result;
StringBuffer whiteSpace = new StringBuffer();
int line = m_RootElement.getElementIndex(offset);
int i = m_RootElement.getElement(line).getStartOffset();
while (true) {
String temp = m_Self.getText(i, 1);
if (temp.equals(" ") || temp.equals("\t")) {
whiteSpace.append(temp);
i++;
} else {
break;
}
}
// assemble string
result = new StringBuffer();
result.append(m_BlockStart);
result.append("\n");
result.append(whiteSpace.toString());
if (m_UseBlanks) result.append(m_Indentation);
else result.append("\t");
result.append("\n");
result.append(whiteSpace.toString());
result.append(m_BlockEnd);
return result.toString();
}
/** Paints one view that corresponds to a line (or multiple lines if folding takes effect). */
private void paintView(View view, Graphics g, int yBase) {
JTextComponent component = editorUI.getComponent();
if (component == null) return;
BaseTextUI textUI = (BaseTextUI) component.getUI();
Element rootElem = textUI.getRootView(component).getElement();
int line = rootElem.getElementIndex(view.getStartOffset());
String annotation = ""; // NOI18N
AnnotateLine al = null;
if (!elementAnnotations.isEmpty()) {
al = getAnnotateLine(line);
if (al != null) {
annotation = getDisplayName(al); // NOI18N
}
} else {
annotation = elementAnnotationsSubstitute;
}
if (al != null && al.getRevision().equals(recentRevision)) {
g.setColor(selectedColor());
} else {
g.setColor(foregroundColor());
}
int texty = yBase + editorUI.getLineAscent();
int textx = 2;
g.drawString(annotation, textx, texty);
}
/**
* constructs region Node
*
* @param regionName
* @param regionInfo RegionInfo
* @param pregion Protocol region
*/
public void constructRegion(RegionInfo regionInfo, Object pregion) throws CollabException {
String regionName = regionInfo.getID();
String mode = regionInfo.getMode();
int beginOffset = 0;
int endOffset = 0;
StyledDocument fileDocument = getDocument();
if (mode.equals(RegionInfo.LINE_RANGE)) {
javax.swing.text.Element beginElement =
fileDocument.getDefaultRootElement().getElement(regionInfo.getbegin());
beginOffset = beginElement.getStartOffset();
javax.swing.text.Element endElement =
fileDocument.getDefaultRootElement().getElement(regionInfo.getend());
endOffset = endElement.getEndOffset();
} else {
beginOffset = regionInfo.getbegin();
endOffset = regionInfo.getend();
int endCorrection = regionInfo.getCorrection();
endOffset += endCorrection;
if (endOffset < 0) endOffset = 0;
}
if (pregion instanceof JavaRegion) {
JavaRegion javaRegion = (JavaRegion) pregion;
int length = endOffset - beginOffset;
javaRegion.setRegionName(regionName);
javaRegion.setBeginOffset(new java.math.BigInteger(String.valueOf(beginOffset)));
javaRegion.setLength(new java.math.BigInteger(String.valueOf(length)));
} else {
super.constructRegion(regionInfo, pregion);
}
}
public Token getWordAt(int offs, Pattern p) {
Token word = null;
try {
Element line = getParagraphElement(offs);
if (line == null) {
return word;
}
int lineStart = line.getStartOffset();
int lineEnd = Math.min(line.getEndOffset(), getLength());
Segment seg = new Segment();
getText(lineStart, lineEnd - lineStart, seg);
if (seg.count > 0) {
// we need to get the word using the words pattern p
Matcher m = p.matcher(seg);
int o = offs - lineStart;
while (m.find()) {
if (m.start() <= o && o <= m.end()) {
word = new Token(TokenType.DEFAULT, m.start() + lineStart, m.end() - m.start());
break;
}
}
}
} catch (BadLocationException ex) {
Logger.getLogger(SyntaxDocument.class.getName()).log(Level.SEVERE, null, ex);
} finally {
return word;
}
}
/*
* We need to know if the caret is currently positioned on the line we
* are about to paint so the line number can be highlighted.
*/
private boolean isCurrentLine(int rowStartOffset) {
int caretPosition = component.getCaretPosition();
Element root = component.getDocument().getDefaultRootElement();
if (root.getElementIndex(rowStartOffset) == root.getElementIndex(caretPosition)) return true;
else return false;
}
private void analyseDocument(Document document, int lineNum, PythonIndentation indentationLogic)
throws BadLocationException {
Element map = document.getDefaultRootElement();
int endPos = map.getElement(lineNum).getEndOffset();
indentationLogic.reset();
indentationLogic.addText(document.getText(0, endPos));
}
private static int getNSVisualPosition(EditorPane txt, int pos, int direction) {
Element root = txt.getDocument().getDefaultRootElement();
int numLines = root.getElementIndex(txt.getDocument().getLength() - 1) + 1;
int line = root.getElementIndex(pos) + 1;
int tarLine = direction == SwingConstants.NORTH ? line - 1 : line + 1;
try {
if (tarLine <= 0) {
return 0;
}
if (tarLine > numLines) {
return txt.getDocument().getLength();
}
Rectangle curRect = txt.modelToView(pos);
Rectangle tarEndRect;
if (tarLine < numLines) {
tarEndRect = txt.modelToView(txt.getLineStartOffset(tarLine) - 1);
} else {
tarEndRect = txt.modelToView(txt.getDocument().getLength() - 1);
}
Debug.log(9, "curRect: " + curRect + ", tarEnd: " + tarEndRect);
if (curRect.x > tarEndRect.x) {
pos = txt.viewToModel(new Point(tarEndRect.x, tarEndRect.y));
} else {
pos = txt.viewToModel(new Point(curRect.x, tarEndRect.y));
}
} catch (BadLocationException e) {
Debug.error(me + "Problem getting next visual position\n%s", e.getMessage());
}
return pos;
}
/**
* Returns the start of the word at the given offset.
*
* @param textArea The text area.
* @param offs The offset into the text area's content.
* @return The start offset of the word.
* @throws BadLocationException If <code>offs</code> is invalid.
* @see #getWordEnd(RSyntaxTextArea, int)
*/
public static int getWordStart(RSyntaxTextArea textArea, int offs) throws BadLocationException {
Document doc = textArea.getDocument();
Element line = getLineElem(doc, offs);
if (line == null) {
throw new BadLocationException("No word at " + offs, offs);
}
int lineStart = line.getStartOffset();
if (offs == lineStart) { // Start of the line.
return offs;
}
int endOffs = Math.min(offs + 1, doc.getLength());
String s = doc.getText(lineStart, endOffs - lineStart);
if (s != null && s.length() > 0) {
int i = s.length() - 1;
char ch = s.charAt(i);
if (Character.isWhitespace(ch)) {
while (i > 0 && Character.isWhitespace(s.charAt(i - 1))) {
i--;
}
offs = lineStart + i;
} else if (Character.isLetterOrDigit(ch)) {
while (i > 0 && Character.isLetterOrDigit(s.charAt(i - 1))) {
i--;
}
offs = lineStart + i;
}
}
return offs;
}
/**
* Returns the bounding box (in the current view) of a specified position in the model. This
* method is designed for line-wrapped views to use, as it allows you to specify a "starting
* position" in the line, from which the x-value is assumed to be zero. The idea is that you
* specify the first character in a physical line as <code>p0</code>, as this is the character
* where the x-pixel value is 0.
*
* @param textArea The text area containing the text.
* @param s A segment in which to load the line. This is passed in so we don't have to reallocate
* a new <code>Segment</code> for each call.
* @param p0 The starting position in the physical line in the document.
* @param p1 The position for which to get the bounding box in the view.
* @param e How to expand tabs.
* @param rect The rectangle whose x- and width-values are changed to represent the bounding box
* of <code>p1</code>. This is reused to keep from needlessly reallocating Rectangles.
* @param x0 The x-coordinate (pixel) marking the left-hand border of the text. This is useful if
* the text area has a border, for example.
* @return The bounding box in the view of the character <code>p1</code>.
* @throws BadLocationException If <code>p0</code> or <code>p1</code> is not a valid location in
* the specified text area's document.
* @throws IllegalArgumentException If <code>p0</code> and <code>p1</code> are not on the same
* line.
*/
public static Rectangle getLineWidthUpTo(
RSyntaxTextArea textArea, Segment s, int p0, int p1, TabExpander e, Rectangle rect, int x0)
throws BadLocationException {
RSyntaxDocument doc = (RSyntaxDocument) textArea.getDocument();
// Ensure p0 and p1 are valid document positions.
if (p0 < 0) throw new BadLocationException("Invalid document position", p0);
else if (p1 > doc.getLength()) throw new BadLocationException("Invalid document position", p1);
// Ensure p0 and p1 are in the same line, and get the start/end
// offsets for that line.
Element map = doc.getDefaultRootElement();
int lineNum = map.getElementIndex(p0);
// We do ">1" because p1 might be the first position on the next line
// or the last position on the previous one.
// if (lineNum!=map.getElementIndex(p1))
if (Math.abs(lineNum - map.getElementIndex(p1)) > 1)
throw new IllegalArgumentException(
"p0 and p1 are not on the " + "same line (" + p0 + ", " + p1 + ").");
// Get the token list.
Token t = doc.getTokenListForLine(lineNum);
// Modify the token list 't' to begin at p0 (but still have correct
// token types, etc.), and get the x-location (in pixels) of the
// beginning of this new token list.
makeTokenListStartAt(t, p0, e, textArea, 0);
rect = t.listOffsetToView(textArea, e, p1, x0, rect);
return rect;
}
/**
* Helper method to get the length of an element and avoid getting a too long element at the end
* of the document
*
* @param e
* @return
*/
private int getElementLength(Element e) {
int end = e.getEndOffset();
if (end >= (getLength() - 1)) {
end--;
}
return end - e.getStartOffset();
}
/**
* Returns the line.
*
* @param content the content
* @param offset the offset to start at
* @return the line
*/
protected String getLine(String content, int offset) {
int line = m_RootElement.getElementIndex(offset);
Element lineElement = m_RootElement.getElement(line);
int start = lineElement.getStartOffset();
int end = lineElement.getEndOffset();
return content.substring(start, end - 1);
}
public JSONArray convertHTMLToFlag(HTMLDocument htmlDoc) {
boolean isExistFace = false;
ElementIterator it = new ElementIterator(htmlDoc);
Element element;
while ((element = it.next()) != null) {
if (element.getName().equals(HTML.Tag.IMG.toString())) {
isExistFace = true;
try {
String name = element.getAttributes().getAttribute(HTML.Attribute.NAME).toString();
// String src = element.getAttributes().getAttribute(HTML.Attribute.SRC).toString();
int offset = element.getStartOffset();
htmlDoc.replace(offset, element.getEndOffset() - offset, "~face:" + name + "~", null);
} catch (BadLocationException ex) {
Logger.getLogger(QQImageUtil.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
String text = null;
try {
text = htmlDoc.getText(0, htmlDoc.getLength());
htmlDoc.remove(0, htmlDoc.getLength());
} catch (BadLocationException ex) {
Logger.getLogger(QQImageUtil.class.getName()).log(Level.SEVERE, null, ex);
}
if (isExistFace) {
text = text.replaceFirst("\\n", "");
}
// Log.println(text);
JSONArray msg = new JSONArray();
String[] arr = text.split("~");
for (int i = 0; i < arr.length; i++) {
String temp = arr[i];
// Log.println(temp);
if (temp.startsWith("face:")) {
String[] tempArray = temp.split(":");
JSONArray face = new JSONArray();
face.add(tempArray[0]);
String regex = ",([0-9]*):" + tempArray[1] + ",";
Pattern p = Pattern.compile(regex);
Matcher m = p.matcher(faceFlag);
String result = null;
if (m.find()) {
result = m.group(1);
} else {
result = tempArray[1];
}
int faceNumber = Integer.parseInt(result);
face.add(faceNumber);
msg.add(face);
} else {
msg.add(temp);
}
}
// Log.println(msg);
return msg;
}
/*
* Get the line number to be drawn. The empty string will be returned
* when a line of text has wrapped.
*/
protected String getTextLineNumber(int rowStartOffset) {
Element root = component.getDocument().getDefaultRootElement();
int index = root.getElementIndex(rowStartOffset);
Element line = root.getElement(index);
if (line.getStartOffset() == rowStartOffset) return String.valueOf(index + 1);
else return "";
}
public void removeElement(Element e) {
try {
Document doc = getEditorPnl().getEditor().getDocument();
doc.remove(e.getStartOffset(), e.getEndOffset() - e.getStartOffset());
} catch (Exception ex) {
ex.printStackTrace();
}
}
private void configureBand(final javax.swing.text.Element textElement, final Band band) {
if ("paragraph".equals(textElement.getName()) || "section".equals(textElement.getName())) {
band.getStyle().setStyleProperty(BandStyleKeys.LAYOUT, "block");
band.getStyle().setStyleProperty(ElementStyleKeys.MIN_WIDTH, new Float(-100));
} else {
band.getStyle().setStyleProperty(BandStyleKeys.LAYOUT, "inline");
}
}
/**
* Loads all of the children to initialize the view. This is called by the <code>setParent</code>
* method. Subclasses can re-implement this to initialize their child views in a different manner.
* The default implementation creates a child view for each child element.
*
* @param f the view factory
*/
protected void loadChildren(ViewFactory f) {
Element e = getElement();
int n = e.getElementCount();
if (n > 0) {
View[] added = new View[n];
for (int i = 0; i < n; i++) added[i] = new WrappedLine(e.getElement(i));
replace(0, 0, added);
}
}