下面列出了java.text.AttributedCharacterIterator#getAttributes ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public void formatAndAppend(Format formatter, Object arg) {
if (attributes == null) {
append(formatter.format(arg));
} else {
AttributedCharacterIterator formattedArg = formatter.formatToCharacterIterator(arg);
int prevLength = length;
append(formattedArg);
// Copy all of the attributes from formattedArg to our attributes list.
formattedArg.first();
int start = formattedArg.getIndex(); // Should be 0 but might not be.
int limit = formattedArg.getEndIndex(); // == start + length - prevLength
int offset = prevLength - start; // Adjust attribute indexes for the result string.
while (start < limit) {
Map<Attribute, Object> map = formattedArg.getAttributes();
int runLimit = formattedArg.getRunLimit();
if (map.size() != 0) {
for (Map.Entry<Attribute, Object> entry : map.entrySet()) {
attributes.add(
new AttributeAndPosition(
entry.getKey(), entry.getValue(),
offset + start, offset + runLimit));
}
}
start = runLimit;
formattedArg.setIndex(start);
}
}
}
/**
* Constructs a <code>TextLayout</code> from an iterator over styled text.
* <p>
* The iterator must specify a single paragraph of text because an
* entire paragraph is required for the bidirectional
* algorithm.
* @param text the styled text to display
* @param frc contains information about a graphics device which is needed
* to measure the text correctly.
* Text measurements can vary slightly depending on the
* device resolution, and attributes such as antialiasing. This
* parameter does not specify a translation between the
* <code>TextLayout</code> and user space.
*/
public TextLayout(AttributedCharacterIterator text, FontRenderContext frc) {
if (text == null) {
throw new IllegalArgumentException("Null iterator passed to TextLayout constructor.");
}
int start = text.getBeginIndex();
int limit = text.getEndIndex();
if (start == limit) {
throw new IllegalArgumentException("Zero length iterator passed to TextLayout constructor.");
}
int len = limit - start;
text.first();
char[] chars = new char[len];
int n = 0;
for (char c = text.first();
c != CharacterIterator.DONE;
c = text.next())
{
chars[n++] = c;
}
text.first();
if (text.getRunLimit() == limit) {
Map<? extends Attribute, ?> attributes = text.getAttributes();
Font font = singleFont(chars, 0, len, attributes);
if (font != null) {
fastInit(chars, font, attributes, frc);
return;
}
}
standardInit(text, chars, frc);
}
private static final void dumpIterator(AttributedCharacterIterator iterator) {
Set attributeKeys = iterator.getAllAttributeKeys();
System.out.print("All attributes: ");
Iterator keyIterator = attributeKeys.iterator();
while (keyIterator.hasNext()) {
Attribute key = (Attribute) keyIterator.next();
System.out.print(key);
}
for(char c = iterator.first(); c != CharacterIterator.DONE; c = iterator.next()) {
if (iterator.getIndex() == iterator.getBeginIndex() ||
iterator.getIndex() == iterator.getRunStart()) {
System.out.println();
Map attributes = iterator.getAttributes();
Set entries = attributes.entrySet();
Iterator attributeIterator = entries.iterator();
while (attributeIterator.hasNext()) {
Map.Entry entry = (Map.Entry) attributeIterator.next();
System.out.print("<" + entry.getKey() + ": "
+ entry.getValue() + ">");
}
}
System.out.print(" ");
System.out.print(c);
}
System.out.println();
System.out.println("done");
System.out.println();
}
/**
* Constructs a <code>TextLayout</code> from an iterator over styled text.
* <p>
* The iterator must specify a single paragraph of text because an
* entire paragraph is required for the bidirectional
* algorithm.
* @param text the styled text to display
* @param frc contains information about a graphics device which is needed
* to measure the text correctly.
* Text measurements can vary slightly depending on the
* device resolution, and attributes such as antialiasing. This
* parameter does not specify a translation between the
* <code>TextLayout</code> and user space.
*/
public TextLayout(AttributedCharacterIterator text, FontRenderContext frc) {
if (text == null) {
throw new IllegalArgumentException("Null iterator passed to TextLayout constructor.");
}
int start = text.getBeginIndex();
int limit = text.getEndIndex();
if (start == limit) {
throw new IllegalArgumentException("Zero length iterator passed to TextLayout constructor.");
}
int len = limit - start;
text.first();
char[] chars = new char[len];
int n = 0;
for (char c = text.first();
c != CharacterIterator.DONE;
c = text.next())
{
chars[n++] = c;
}
text.first();
if (text.getRunLimit() == limit) {
Map<? extends Attribute, ?> attributes = text.getAttributes();
Font font = singleFont(chars, 0, len, attributes);
if (font != null) {
fastInit(chars, font, attributes, frc);
return;
}
}
standardInit(text, chars, frc);
}
private static final void dumpIterator(AttributedCharacterIterator iterator) {
Set attributeKeys = iterator.getAllAttributeKeys();
System.out.print("All attributes: ");
Iterator keyIterator = attributeKeys.iterator();
while (keyIterator.hasNext()) {
Attribute key = (Attribute) keyIterator.next();
System.out.print(key);
}
for(char c = iterator.first(); c != CharacterIterator.DONE; c = iterator.next()) {
if (iterator.getIndex() == iterator.getBeginIndex() ||
iterator.getIndex() == iterator.getRunStart()) {
System.out.println();
Map attributes = iterator.getAttributes();
Set entries = attributes.entrySet();
Iterator attributeIterator = entries.iterator();
while (attributeIterator.hasNext()) {
Map.Entry entry = (Map.Entry) attributeIterator.next();
System.out.print("<" + entry.getKey() + ": "
+ entry.getValue() + ">");
}
}
System.out.print(" ");
System.out.print(c);
}
System.out.println();
System.out.println("done");
System.out.println();
}
/**
*
*/
protected Phrase getPhrase(AttributedString as, String text, JRPrintText textElement)
{
Phrase phrase = new Phrase();
int runLimit = 0;
AttributedCharacterIterator iterator = as.getIterator();
Locale locale = getTextLocale(textElement);
boolean firstChunk = true;
while(runLimit < text.length() && (runLimit = iterator.getRunLimit()) <= text.length())
{
Map<Attribute,Object> attributes = iterator.getAttributes();
Chunk chunk = getChunk(attributes, text.substring(iterator.getIndex(), runLimit), locale);
if (firstChunk)
{
// only set anchor + bookmark for the first chunk in the text
setAnchor(chunk, textElement, textElement);
}
JRPrintHyperlink hyperlink = textElement;
if (hyperlink.getHyperlinkTypeValue() == HyperlinkTypeEnum.NONE)
{
hyperlink = (JRPrintHyperlink)attributes.get(JRTextAttribute.HYPERLINK);
}
setHyperlinkInfo(chunk, hyperlink);
phrase.add(chunk);
iterator.setIndex(runLimit);
firstChunk = false;
}
return phrase;
}
private static final void dumpIterator(AttributedCharacterIterator iterator) {
Set attributeKeys = iterator.getAllAttributeKeys();
System.out.print("All attributes: ");
Iterator keyIterator = attributeKeys.iterator();
while (keyIterator.hasNext()) {
Attribute key = (Attribute) keyIterator.next();
System.out.print(key);
}
for(char c = iterator.first(); c != CharacterIterator.DONE; c = iterator.next()) {
if (iterator.getIndex() == iterator.getBeginIndex() ||
iterator.getIndex() == iterator.getRunStart()) {
System.out.println();
Map attributes = iterator.getAttributes();
Set entries = attributes.entrySet();
Iterator attributeIterator = entries.iterator();
while (attributeIterator.hasNext()) {
Map.Entry entry = (Map.Entry) attributeIterator.next();
System.out.print("<" + entry.getKey() + ": "
+ entry.getValue() + ">");
}
}
System.out.print(" ");
System.out.print(c);
}
System.out.println();
System.out.println("done");
System.out.println();
}
private void populateText(Paragraph p, AttributedString as, boolean insertBreakBefore, Direction blockDirection) {
if (as != null) {
List<Serializable> content = p.getContent();
if (insertBreakBefore)
content.add(ttmlFactory.createBr(ttmlFactory.createBreak()));
AttributedCharacterIterator aci = as.getIterator();
aci.first();
StringBuffer sb = new StringBuffer();
while (aci.current() != CharacterIterator.DONE) {
int i = aci.getRunStart();
int e = aci.getRunLimit();
Map<AttributedCharacterIterator.Attribute,Object> attributes = aci.getAttributes();
while (i < e) {
sb.append(aci.setIndex(i++));
}
String text = sb.toString();
if (!text.isEmpty()) {
if (!attributes.isEmpty()) {
populateAttributedText(content, text, attributes, blockDirection);
} else {
content.add(text);
}
}
sb.setLength(0);
aci.setIndex(e);
}
}
}
/**
* Constructs a {@code TextLayout} from an iterator over styled text.
* <p>
* The iterator must specify a single paragraph of text because an
* entire paragraph is required for the bidirectional
* algorithm.
* @param text the styled text to display
* @param frc contains information about a graphics device which is needed
* to measure the text correctly.
* Text measurements can vary slightly depending on the
* device resolution, and attributes such as antialiasing. This
* parameter does not specify a translation between the
* {@code TextLayout} and user space.
*/
public TextLayout(AttributedCharacterIterator text, FontRenderContext frc) {
if (text == null) {
throw new IllegalArgumentException("Null iterator passed to TextLayout constructor.");
}
int start = text.getBeginIndex();
int limit = text.getEndIndex();
if (start == limit) {
throw new IllegalArgumentException("Zero length iterator passed to TextLayout constructor.");
}
int len = limit - start;
text.first();
char[] chars = new char[len];
int n = 0;
for (char c = text.first();
c != CharacterIterator.DONE;
c = text.next())
{
chars[n++] = c;
}
text.first();
if (text.getRunLimit() == limit) {
Map<? extends Attribute, ?> attributes = text.getAttributes();
Font font = singleFont(chars, 0, len, attributes);
if (font != null) {
fastInit(chars, font, attributes, frc);
return;
}
}
standardInit(text, chars, frc);
}
/**
* Constructs a <code>TextLayout</code> from an iterator over styled text.
* <p>
* The iterator must specify a single paragraph of text because an
* entire paragraph is required for the bidirectional
* algorithm.
* @param text the styled text to display
* @param frc contains information about a graphics device which is needed
* to measure the text correctly.
* Text measurements can vary slightly depending on the
* device resolution, and attributes such as antialiasing. This
* parameter does not specify a translation between the
* <code>TextLayout</code> and user space.
*/
public TextLayout(AttributedCharacterIterator text, FontRenderContext frc) {
if (text == null) {
throw new IllegalArgumentException("Null iterator passed to TextLayout constructor.");
}
int start = text.getBeginIndex();
int limit = text.getEndIndex();
if (start == limit) {
throw new IllegalArgumentException("Zero length iterator passed to TextLayout constructor.");
}
int len = limit - start;
text.first();
char[] chars = new char[len];
int n = 0;
for (char c = text.first();
c != CharacterIterator.DONE;
c = text.next())
{
chars[n++] = c;
}
text.first();
if (text.getRunLimit() == limit) {
Map<? extends Attribute, ?> attributes = text.getAttributes();
Font font = singleFont(chars, 0, len, attributes);
if (font != null) {
fastInit(chars, font, attributes, frc);
return;
}
}
standardInit(text, chars, frc);
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map<? extends Attribute, ?> attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Serialises an <code>AttributedString</code> object.
*
* @param as the attributed string object (<code>null</code> permitted).
* @param stream the output stream (<code>null</code> not permitted).
*
* @throws IOException if there is an I/O error.
*/
public static void writeAttributedString(AttributedString as,
ObjectOutputStream stream) throws IOException {
if (stream == null) {
throw new IllegalArgumentException("Null 'stream' argument.");
}
if (as != null) {
stream.writeBoolean(false);
AttributedCharacterIterator aci = as.getIterator();
// build a plain string from aci
// then write the string
StringBuffer plainStr = new StringBuffer();
char current = aci.first();
while (current != CharacterIterator.DONE) {
plainStr = plainStr.append(current);
current = aci.next();
}
stream.writeObject(plainStr.toString());
// then write the attributes and limits for each run
current = aci.first();
int begin = aci.getBeginIndex();
while (current != CharacterIterator.DONE) {
// write the current character - when the reader sees that this
// is not CharacterIterator.DONE, it will know to read the
// run limits and attributes
stream.writeChar(current);
// now write the limit, adjusted as if beginIndex is zero
int limit = aci.getRunLimit();
stream.writeInt(limit - begin);
// now write the attribute set
Map atts = new HashMap(aci.getAttributes());
stream.writeObject(atts);
current = aci.setIndex(limit);
}
// write a character that signals to the reader that all runs
// are done...
stream.writeChar(CharacterIterator.DONE);
}
else {
// write a flag that indicates a null
stream.writeBoolean(true);
}
}
/**
* Serialises an <code>AttributedString</code> object.
*
* @param as the attributed string object (<code>null</code> permitted).
* @param stream the output stream (<code>null</code> not permitted).
*
* @throws IOException if there is an I/O error.
*/
public static void writeAttributedString(AttributedString as,
ObjectOutputStream stream) throws IOException {
if (stream == null) {
throw new IllegalArgumentException("Null 'stream' argument.");
}
if (as != null) {
stream.writeBoolean(false);
AttributedCharacterIterator aci = as.getIterator();
// build a plain string from aci
// then write the string
StringBuffer plainStr = new StringBuffer();
char current = aci.first();
while (current != CharacterIterator.DONE) {
plainStr = plainStr.append(current);
current = aci.next();
}
stream.writeObject(plainStr.toString());
// then write the attributes and limits for each run
current = aci.first();
int begin = aci.getBeginIndex();
while (current != CharacterIterator.DONE) {
// write the current character - when the reader sees that this
// is not CharacterIterator.DONE, it will know to read the
// run limits and attributes
stream.writeChar(current);
// now write the limit, adjusted as if beginIndex is zero
int limit = aci.getRunLimit();
stream.writeInt(limit - begin);
// now write the attribute set
Map atts = new HashMap(aci.getAttributes());
stream.writeObject(atts);
current = aci.setIndex(limit);
}
// write a character that signals to the reader that all runs
// are done...
stream.writeChar(CharacterIterator.DONE);
}
else {
// write a flag that indicates a null
stream.writeBoolean(true);
}
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map<? extends Attribute, ?> attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map<? extends Attribute, ?> attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map<? extends Attribute, ?> attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map<? extends Attribute, ?> attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Create a new StyledParagraph over the given styled text.
* @param aci an iterator over the text
* @param chars the characters extracted from aci
*/
public StyledParagraph(AttributedCharacterIterator aci,
char[] chars) {
int start = aci.getBeginIndex();
int end = aci.getEndIndex();
length = end - start;
int index = start;
aci.first();
do {
final int nextRunStart = aci.getRunLimit();
final int localIndex = index-start;
Map<? extends Attribute, ?> attributes = aci.getAttributes();
attributes = addInputMethodAttrs(attributes);
Decoration d = Decoration.getDecoration(attributes);
addDecoration(d, localIndex);
Object f = getGraphicOrFont(attributes);
if (f == null) {
addFonts(chars, attributes, localIndex, nextRunStart-start);
}
else {
addFont(f, localIndex);
}
aci.setIndex(nextRunStart);
index = nextRunStart;
} while (index < end);
// Add extra entries to starts arrays with the length
// of the paragraph. 'this' is used as a dummy value
// in the Vector.
if (decorations != null) {
decorationStarts = addToVector(this, length, decorations, decorationStarts);
}
if (fonts != null) {
fontStarts = addToVector(this, length, fonts, fontStarts);
}
}
/**
* Serialises an <code>AttributedString</code> object.
*
* @param as the attributed string object (<code>null</code> permitted).
* @param stream the output stream (<code>null</code> not permitted).
*
* @throws IOException if there is an I/O error.
*/
public static void writeAttributedString(AttributedString as,
ObjectOutputStream stream) throws IOException {
if (stream == null) {
throw new IllegalArgumentException("Null 'stream' argument.");
}
if (as != null) {
stream.writeBoolean(false);
AttributedCharacterIterator aci = as.getIterator();
// build a plain string from aci
// then write the string
StringBuffer plainStr = new StringBuffer();
char current = aci.first();
while (current != CharacterIterator.DONE) {
plainStr = plainStr.append(current);
current = aci.next();
}
stream.writeObject(plainStr.toString());
// then write the attributes and limits for each run
current = aci.first();
int begin = aci.getBeginIndex();
while (current != CharacterIterator.DONE) {
// write the current character - when the reader sees that this
// is not CharacterIterator.DONE, it will know to read the
// run limits and attributes
stream.writeChar(current);
// now write the limit, adjusted as if beginIndex is zero
int limit = aci.getRunLimit();
stream.writeInt(limit - begin);
// now write the attribute set
Map atts = new HashMap(aci.getAttributes());
stream.writeObject(atts);
current = aci.setIndex(limit);
}
// write a character that signals to the reader that all runs
// are done...
stream.writeChar(CharacterIterator.DONE);
}
else {
// write a flag that indicates a null
stream.writeBoolean(true);
}
}