下面列出了怎么用java.awt.font.FontRenderContext的API类实例代码及写法,或者点击链接到github查看源代码。
/**
* 创建图片
* @param content 内容
* @param font 字体
* @param width 宽
* @param height 高
* @return
*/
private static BufferedImage createImage(String content, Font font, Integer width, Integer height){
BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = (Graphics2D)bi.getGraphics();
g2.setBackground(Color.blue);
g2.clearRect(0, 0, width, height);
g2.setPaint(Color.BLACK);
FontRenderContext context = g2.getFontRenderContext();
Rectangle2D bounds = font.getStringBounds(content, context);
double x = (width - bounds.getWidth()) / 2;
double y = (height - bounds.getHeight()) / 2;
double ascent = - bounds.getY();
double baseY = y + ascent;
g2.drawString(content, (int)x, (int)baseY);
return bi;
}
@Override
public synchronized void paint(Graphics2D g) {
if (dirty)
revalidate();
FontRenderContext frc = createFontRenderContext();
if (frc.isAntiAliased()) {
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
} else {
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_OFF);
}
if (frc.usesFractionalMetrics()) {
g.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
RenderingHints.VALUE_FRACTIONALMETRICS_ON);
} else {
g.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
RenderingHints.VALUE_FRACTIONALMETRICS_OFF);
}
paintBackground(g, body);
paintBorder(g, body);
paintText(g, body);
}
public void drawGlyphVector(SunGraphics2D sg2d, GlyphVector gv,
float x, float y)
{
FontRenderContext frc = gv.getFontRenderContext();
FontInfo info = sg2d.getGVFontInfo(gv.getFont(), frc);
if (info.pixelHeight > OutlineTextRenderer.THRESHHOLD) {
SurfaceData.outlineTextRenderer.drawGlyphVector(sg2d, gv, x, y);
return;
}
if (sg2d.transformState >= SunGraphics2D.TRANSFORM_TRANSLATESCALE) {
double origin[] = {x, y};
sg2d.transform.transform(origin, 0, origin, 0, 1);
x = (float) origin[0];
y = (float) origin[1];
} else {
x += sg2d.transX; // don't use the glyph info origin, already in gv.
y += sg2d.transY;
}
GlyphList gl = GlyphList.getInstance();
gl.setFromGlyphVector(info, gv, x, y);
drawGlyphList(sg2d, gl, info.aaHint);
gl.dispose();
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2 = (Graphics2D)g;
FontRenderContext frc = new FontRenderContext(null, true, true);
Font f = helvFont.deriveFont(Font.PLAIN, 40);
System.out.println("font = " +f.getFontName());
GlyphVector gv = f.createGlyphVector(frc, codes);
g.setFont(f);
g.setColor(Color.white);
g.fillRect(0,0,400,400);
g.setColor(Color.black);
g2.drawGlyphVector(gv, 5,200);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
g2.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
RenderingHints.VALUE_FRACTIONALMETRICS_ON);
g2.drawString(str, 5, 250);
}
public StandardGlyphVector(Font font, CharacterIterator iter, FontRenderContext frc) {
int offset = iter.getBeginIndex();
char[] text = new char [iter.getEndIndex() - offset];
for(char c = iter.first();
c != CharacterIterator.DONE;
c = iter.next()) {
text[iter.getIndex() - offset] = c;
}
init(font, text, 0, text.length, frc, UNINITIALIZED_FLAGS);
}
public void runTest(Object ctx, int numReps) {
TCContext tcctx = (TCContext)ctx;
final Font font = tcctx.font;
final CharacterIterator ci = tcctx.ci;
final FontRenderContext frc = tcctx.frc;
GlyphVector gv;
do {
gv = font.createGlyphVector(frc, ci);
} while (--numReps >= 0);
}
public StandardGlyphVector(Font font, FontRenderContext frc, int[] glyphs, float[] positions,
int[] indices, int flags) {
initGlyphVector(font, frc, glyphs, positions, indices, flags);
// this code should go into layout
float track = getTracking(font);
if (track != 0) {
track *= font.getSize2D();
Point2D.Float trackPt = new Point2D.Float(track, 0); // advance delta
if (font.isTransformed()) {
AffineTransform at = font.getTransform();
at.deltaTransform(trackPt, trackPt);
}
// how do we know its a base glyph
// for now, it is if the natural advance of the glyph is non-zero
Font2D f2d = FontUtilities.getFont2D(font);
FontStrike strike = f2d.getStrike(font, frc);
float[] deltas = { trackPt.x, trackPt.y };
for (int j = 0; j < deltas.length; ++j) {
float inc = deltas[j];
if (inc != 0) {
float delta = 0;
for (int i = j, n = 0; n < glyphs.length; i += 2) {
if (strike.getGlyphAdvance(glyphs[n++]) != 0) { // might be an inadequate test
positions[i] += delta;
delta += inc;
}
}
positions[positions.length-2+j] += delta;
}
}
}
}
protected GlyphVector createGV() {
Font font = source.getFont();
FontRenderContext frc = source.getFRC();
int flags = source.getLayoutFlags();
char[] context = source.getChars();
int start = source.getStart();
int length = source.getLength();
GlyphLayout gl = GlyphLayout.get(null); // !!! no custom layout engines
StandardGlyphVector gv = gl.layout(font, frc, context, start, length,
flags, null); // ??? use textsource
GlyphLayout.done(gl);
return gv;
}
public void runTest(Object ctx, int numReps) {
TCContext tcctx = (TCContext)ctx;
final Font font = tcctx.font;
final char[] chars = tcctx.chars1;
final int start = 1;
final int limit = chars.length - 1;
final FontRenderContext frc = tcctx.frc;
final int flags = tcctx.flags;
GlyphVector gv;
do {
gv = font.layoutGlyphVector(frc, chars, start, limit, flags);
} while (--numReps >= 0);
}
@Override protected void paintComponent(Graphics g) {
Graphics2D g2 = (Graphics2D) g.create();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setPaint(Color.WHITE);
g2.fillRect(0, 0, getWidth(), getHeight());
String str = getCharacterString();
FontRenderContext frc = g2.getFontRenderContext();
Shape exShape = new TextLayout(str, ipaEx, frc).getOutline(null);
Shape mjShape = new TextLayout(str, ipaMj, frc).getOutline(null);
Rectangle2D b = exShape.getBounds2D();
double cx = getWidth() / 2d - b.getCenterX();
double cy = getHeight() / 2d - b.getCenterY();
AffineTransform toCenterAtf = AffineTransform.getTranslateInstance(cx, cy);
g2.setPaint(Color.YELLOW);
g2.draw(toCenterAtf.createTransformedShape(b));
Shape s1 = toCenterAtf.createTransformedShape(exShape);
Shape s2 = toCenterAtf.createTransformedShape(mjShape);
if (fontPaintFlag.contains(FontPaint.IPA_EX_MINCHO)) {
g2.setPaint(Color.CYAN);
g2.fill(s1);
}
if (fontPaintFlag.contains(FontPaint.IPA_MJ_MINCHO)) {
g2.setPaint(Color.MAGENTA);
g2.fill(s2);
}
if (fontPaintFlag.containsAll(EnumSet.allOf(FontPaint.class))) {
g2.setClip(s1);
g2.setPaint(Color.BLACK);
g2.fill(s2);
}
g2.dispose();
}
/**
* Utility used by getStandardGV.
* Constructs a StandardGlyphVector from a generic glyph vector.
* Do not call this from new contexts without considering the comment
* about "userGlyphs".
*/
private StandardGlyphVector(GlyphVector gv, FontRenderContext frc) {
this.font = gv.getFont();
this.frc = frc;
initFontData();
int nGlyphs = gv.getNumGlyphs();
this.userGlyphs = gv.getGlyphCodes(0, nGlyphs, null);
if (gv instanceof StandardGlyphVector) {
/* userGlyphs will be OK because this is a private constructor
* and the returned instance is used only for rendering.
* It's not constructable by user code, nor returned to the
* application. So we know "userGlyphs" are valid as having
* been either already validated or are the result of layout.
*/
this.glyphs = userGlyphs;
} else {
this.glyphs = getValidatedGlyphs(this.userGlyphs);
}
this.flags = gv.getLayoutFlags() & FLAG_MASK;
if ((flags & FLAG_HAS_POSITION_ADJUSTMENTS) != 0) {
this.positions = gv.getGlyphPositions(0, nGlyphs + 1, null);
}
if ((flags & FLAG_COMPLEX_GLYPHS) != 0) {
this.charIndices = gv.getGlyphCharIndices(0, nGlyphs, null);
}
if ((flags & FLAG_HAS_TRANSFORMS) != 0) {
AffineTransform[] txs = new AffineTransform[nGlyphs]; // worst case
for (int i = 0; i < nGlyphs; ++i) {
txs[i] = gv.getGlyphTransform(i); // gv doesn't have getGlyphsTransforms
}
setGlyphTransforms(txs);
}
}
public void runTest(Object ctx, int numReps) {
TCContext tcctx = (TCContext)ctx;
final Font font = tcctx.font;
final CharacterIterator ci = tcctx.ci;
final FontRenderContext frc = tcctx.frc;
GlyphVector gv;
do {
gv = font.createGlyphVector(frc, ci);
} while (--numReps >= 0);
}
private static void testFontRenderingContext(Object aaHint) {
JLabel label = new JLabel("Test");
label.putClientProperty(KEY_TEXT_ANTIALIASING, aaHint);
FontRenderContext frc = label.getFontMetrics(
label.getFont()).getFontRenderContext();
if (!aaHint.equals(frc.getAntiAliasingHint())) {
throw new RuntimeException("Wrong aa hint in FontRenderContext");
}
}
/**
* Estimates the maximum width of the tick labels, assuming the specified
* tick unit is used.
* <P>
* Rather than computing the string bounds of every tick on the axis, we
* just look at two values: the lower bound and the upper bound for the
* axis. These two values will usually be representative.
*
* @param g2 the graphics device.
* @param unit the tick unit to use for calculation.
*
* @return The estimated maximum width of the tick labels.
*/
protected double estimateMaximumTickLabelWidth(Graphics2D g2,
TickUnit unit) {
RectangleInsets tickLabelInsets = getTickLabelInsets();
double result = tickLabelInsets.getLeft() + tickLabelInsets.getRight();
if (isVerticalTickLabels()) {
// all tick labels have the same width (equal to the height of the
// font)...
FontRenderContext frc = g2.getFontRenderContext();
LineMetrics lm = getTickLabelFont().getLineMetrics("0", frc);
result += lm.getHeight();
}
else {
// look at lower and upper bounds...
FontMetrics fm = g2.getFontMetrics(getTickLabelFont());
Range range = getRange();
double lower = range.getLowerBound();
double upper = range.getUpperBound();
String lowerStr = "";
String upperStr = "";
NumberFormat formatter = getNumberFormatOverride();
if (formatter != null) {
lowerStr = formatter.format(lower);
upperStr = formatter.format(upper);
}
else {
lowerStr = unit.valueToString(lower);
upperStr = unit.valueToString(upper);
}
double w1 = fm.stringWidth(lowerStr);
double w2 = fm.stringWidth(upperStr);
result += Math.max(w1, w2);
}
return result;
}
private FontDesignMetrics(Font font, FontRenderContext frc) {
super(font);
this.font = font;
this.frc = frc;
this.isAntiAliased = frc.isAntiAliased();
this.usesFractionalMetrics = frc.usesFractionalMetrics();
frcTx = frc.getTransform();
matrix = new double[4];
initMatrixAndMetrics();
initAdvCache();
}
/**
* Estimates the maximum width of the tick labels, assuming the specified
* tick unit is used.
* <P>
* Rather than computing the string bounds of every tick on the axis, we
* just look at two values: the lower bound and the upper bound for the
* axis. These two values will usually be representative.
*
* @param g2 the graphics device.
* @param unit the tick unit to use for calculation.
*
* @return The estimated maximum width of the tick labels.
*/
protected double estimateMaximumTickLabelWidth(Graphics2D g2,
TickUnit unit) {
RectangleInsets tickLabelInsets = getTickLabelInsets();
double result = tickLabelInsets.getLeft() + tickLabelInsets.getRight();
if (isVerticalTickLabels()) {
// all tick labels have the same width (equal to the height of the
// font)...
FontRenderContext frc = g2.getFontRenderContext();
LineMetrics lm = getTickLabelFont().getLineMetrics("0", frc);
result += lm.getHeight();
}
else {
// look at lower and upper bounds...
FontMetrics fm = g2.getFontMetrics(getTickLabelFont());
Range range = getRange();
double lower = range.getLowerBound();
double upper = range.getUpperBound();
String lowerStr, upperStr;
NumberFormat formatter = getNumberFormatOverride();
if (formatter != null) {
lowerStr = formatter.format(lower);
upperStr = formatter.format(upper);
}
else {
lowerStr = unit.valueToString(lower);
upperStr = unit.valueToString(upper);
}
double w1 = fm.stringWidth(lowerStr);
double w2 = fm.stringWidth(upperStr);
result += Math.max(w1, w2);
}
return result;
}
/**
* Utility used by getStandardGV.
* Constructs a StandardGlyphVector from a generic glyph vector.
* Do not call this from new contexts without considering the comment
* about "userGlyphs".
*/
private StandardGlyphVector(GlyphVector gv, FontRenderContext frc) {
this.font = gv.getFont();
this.frc = frc;
initFontData();
int nGlyphs = gv.getNumGlyphs();
this.userGlyphs = gv.getGlyphCodes(0, nGlyphs, null);
if (gv instanceof StandardGlyphVector) {
/* userGlyphs will be OK because this is a private constructor
* and the returned instance is used only for rendering.
* It's not constructable by user code, nor returned to the
* application. So we know "userGlyphs" are valid as having
* been either already validated or are the result of layout.
*/
this.glyphs = userGlyphs;
} else {
this.glyphs = getValidatedGlyphs(this.userGlyphs);
}
this.flags = gv.getLayoutFlags() & FLAG_MASK;
if ((flags & FLAG_HAS_POSITION_ADJUSTMENTS) != 0) {
this.positions = gv.getGlyphPositions(0, nGlyphs + 1, null);
}
if ((flags & FLAG_COMPLEX_GLYPHS) != 0) {
this.charIndices = gv.getGlyphCharIndices(0, nGlyphs, null);
}
if ((flags & FLAG_HAS_TRANSFORMS) != 0) {
AffineTransform[] txs = new AffineTransform[nGlyphs]; // worst case
for (int i = 0; i < nGlyphs; ++i) {
txs[i] = gv.getGlyphTransform(i); // gv doesn't have getGlyphsTransforms
}
setGlyphTransforms(txs);
}
}
protected GlyphVector createGV() {
Font font = source.getFont();
FontRenderContext frc = source.getFRC();
int flags = source.getLayoutFlags();
char[] context = source.getChars();
int start = source.getStart();
int length = source.getLength();
GlyphLayout gl = GlyphLayout.get(null); // !!! no custom layout engines
StandardGlyphVector gv = gl.layout(font, frc, context, start, length,
flags, null); // ??? use textsource
GlyphLayout.done(gl);
return gv;
}
/**
* Estimates the maximum tick label height.
*
* @param g2 the graphics device.
*
* @return The maximum height.
*/
protected double estimateMaximumTickLabelHeight(Graphics2D g2) {
RectangleInsets tickLabelInsets = getTickLabelInsets();
double result = tickLabelInsets.getTop() + tickLabelInsets.getBottom();
Font tickLabelFont = getTickLabelFont();
FontRenderContext frc = g2.getFontRenderContext();
result += tickLabelFont.getLineMetrics("123", frc).getHeight();
return result;
}
public void drawGlyphVector(SunGraphics2D g2d, GlyphVector gv,
float x, float y) {
Shape s = gv.getOutline(x, y);
int prevaaHint = - 1;
FontRenderContext frc = gv.getFontRenderContext();
boolean aa = frc.isAntiAliased();
/* aa will be true if any AA mode has been specified.
* ie for LCD and 'gasp' modes too.
* We will check if 'gasp' has resolved AA to be "OFF", and
* in all other cases (ie AA ON and all LCD modes) use AA outlines.
*/
if (aa) {
if (g2d.getGVFontInfo(gv.getFont(), frc).aaHint ==
SunHints.INTVAL_TEXT_ANTIALIAS_OFF) {
aa = false;
}
}
if (aa && g2d.antialiasHint != SunHints.INTVAL_ANTIALIAS_ON) {
prevaaHint = g2d.antialiasHint;
g2d.antialiasHint = SunHints.INTVAL_ANTIALIAS_ON;
g2d.validatePipe();
} else if (!aa && g2d.antialiasHint != SunHints.INTVAL_ANTIALIAS_OFF) {
prevaaHint = g2d.antialiasHint;
g2d.antialiasHint = SunHints.INTVAL_ANTIALIAS_OFF;
g2d.validatePipe();
}
g2d.fill(s);
if (prevaaHint != -1) {
g2d.antialiasHint = prevaaHint;
g2d.validatePipe();
}
}
private void drawTextInBox(Graphics2D g2, String text, Rectangle2D positionOnScreen)
{
Font font = FontUtils.getFont();
FontRenderContext frc = g2.getFontRenderContext();
//bounding box of the word
GlyphVector gv2 = font.layoutGlyphVector(frc, text.toCharArray(), 0, text.length(), Font.LAYOUT_LEFT_TO_RIGHT);
Rectangle bb = gv2.getPixelBounds(frc, 0.0f, 0.0f);
//find correct font size
float scaleX = (float)(positionOnScreen.getWidth() / bb.getWidth());
float scaleY = (float)(positionOnScreen.getHeight() / bb.getHeight());
//get a new position for the text
float x = (float)(positionOnScreen.getX() - bb.getX() * scaleX);
float y = (float)(positionOnScreen.getY() - bb.getY() * scaleY);
//preparing font
AffineTransform at = new AffineTransform(scaleX, 0, 0, scaleY, 0, 0);
Font deriveFont = font.deriveFont(at);
g2.setFont(deriveFont);
g2.setColor(Color.black);
//draw the label
GlyphVector gv = deriveFont.layoutGlyphVector(frc, text.toCharArray(), 0, text.length(), Font.LAYOUT_LEFT_TO_RIGHT);
g2.drawGlyphVector(gv, x, y);
g2.draw(positionOnScreen);
}
/**
* Estimates the maximum width of the tick labels, assuming the specified
* tick unit is used.
* <P>
* Rather than computing the string bounds of every tick on the axis, we
* just look at two values: the lower bound and the upper bound for the
* axis. These two values will usually be representative.
*
* @param g2 the graphics device.
* @param unit the tick unit to use for calculation.
*
* @return The estimated maximum width of the tick labels.
*/
private double estimateMaximumTickLabelWidth(Graphics2D g2,
DateTickUnit unit) {
RectangleInsets tickLabelInsets = getTickLabelInsets();
double result = tickLabelInsets.getLeft() + tickLabelInsets.getRight();
Font tickLabelFont = getTickLabelFont();
FontRenderContext frc = g2.getFontRenderContext();
LineMetrics lm = tickLabelFont.getLineMetrics("ABCxyz", frc);
if (isVerticalTickLabels()) {
// all tick labels have the same width (equal to the height of
// the font)...
result += lm.getHeight();
}
else {
// look at lower and upper bounds...
DateRange range = (DateRange) getRange();
Date lower = range.getLowerDate();
Date upper = range.getUpperDate();
String lowerStr, upperStr;
DateFormat formatter = getDateFormatOverride();
if (formatter != null) {
lowerStr = formatter.format(lower);
upperStr = formatter.format(upper);
}
else {
lowerStr = unit.dateToString(lower);
upperStr = unit.dateToString(upper);
}
FontMetrics fm = g2.getFontMetrics(tickLabelFont);
double w1 = fm.stringWidth(lowerStr);
double w2 = fm.stringWidth(upperStr);
result += Math.max(w1, w2);
}
return result;
}
/**
* Initialize a factory to produce glyph arrays.
* @param frc the FontRenderContext to use for the arrays to be produced.
* @param text the text of the paragraph.
* @param bidi the bidi information for the paragraph text, or null if the
* entire text is left-to-right text.
*/
public TextLabelFactory(FontRenderContext frc,
char[] text,
Bidi bidi,
int flags) {
this.frc = frc;
this.text = text.clone();
this.bidi = bidi;
this.flags = flags;
this.lineBidi = bidi;
this.lineStart = 0;
this.lineLimit = text.length;
}
/** Create a StandardTextSource whose context and source are all the text in the String. */
public StandardTextSource(String str,
int level,
int flags,
Font font,
FontRenderContext frc) {
this(str.toCharArray(), 0, str.length(), 0, str.length(), level, flags, font, frc, null);
}
public StandardGlyphVector(Font font, FontRenderContext frc, int[] glyphs, float[] positions,
int[] indices, int flags) {
initGlyphVector(font, frc, glyphs, positions, indices, flags);
// this code should go into layout
float track = getTracking(font);
if (track != 0) {
track *= font.getSize2D();
Point2D.Float trackPt = new Point2D.Float(track, 0); // advance delta
if (font.isTransformed()) {
AffineTransform at = font.getTransform();
at.deltaTransform(trackPt, trackPt);
}
// how do we know its a base glyph
// for now, it is if the natural advance of the glyph is non-zero
Font2D f2d = FontUtilities.getFont2D(font);
FontStrike strike = f2d.getStrike(font, frc);
float[] deltas = { trackPt.x, trackPt.y };
for (int j = 0; j < deltas.length; ++j) {
float inc = deltas[j];
if (inc != 0) {
float delta = 0;
for (int i = j, n = 0; n < glyphs.length; i += 2) {
if (strike.getGlyphAdvance(glyphs[n++]) != 0) { // might be an inadequate test
positions[i] += delta;
delta += inc;
}
}
positions[positions.length-2+j] += delta;
}
}
}
}
public void runTest(Object ctx, int numReps) {
TCContext tcctx = (TCContext)ctx;
final Font font = tcctx.font;
final char[] chars = tcctx.chars;
final FontRenderContext frc = tcctx.frc;
GlyphVector gv;
do {
gv = font.createGlyphVector(frc, chars);
} while (--numReps >= 0);
}
/**
* The length of the metrics array must be >= 4. This method will
* store the following elements in that array before returning:
* metrics[0]: ascent
* metrics[1]: descent
* metrics[2]: leading
* metrics[3]: max advance
*/
public void getFontMetrics(Font font, FontRenderContext frc,
float metrics[]) {
StrikeMetrics strikeMetrics = getStrike(font, frc).getFontMetrics();
metrics[0] = strikeMetrics.getAscent();
metrics[1] = strikeMetrics.getDescent();
metrics[2] = strikeMetrics.getLeading();
metrics[3] = strikeMetrics.getMaxAdvance();
}
private float computeStringWidth(int fragmentIndex, Font font) {
String text = myFragments.get(fragmentIndex);
if (StringUtil.isEmpty(text)) return 0;
FontRenderContext fontRenderContext = getFontMetrics(font).getFontRenderContext();
TextLayout layout = getTextLayout(fragmentIndex, font, fontRenderContext);
if (layout != null) {
return layout.getAdvance();
}
else {
return (float)font.getStringBounds(text, fontRenderContext).getWidth();
}
}
/**
* Estimates the maximum tick label height.
*
* @param g2 the graphics device.
*
* @return The maximum height.
*
* @since 1.0.7
*/
protected double estimateMaximumTickLabelHeight(Graphics2D g2) {
RectangleInsets tickLabelInsets = getTickLabelInsets();
double result = tickLabelInsets.getTop() + tickLabelInsets.getBottom();
Font tickLabelFont = getTickLabelFont();
FontRenderContext frc = g2.getFontRenderContext();
result += tickLabelFont.getLineMetrics("123", frc).getHeight();
return result;
}
private void init(Font font, char[] text, int start, int count,
FontRenderContext frc, int flags) {
if (start < 0 || count < 0 || start + count > text.length) {
throw new ArrayIndexOutOfBoundsException("start or count out of bounds");
}
this.font = font;
this.frc = frc;
this.flags = flags;
if (getTracking(font) != 0) {
addFlags(FLAG_HAS_POSITION_ADJUSTMENTS);
}
// !!! change mapper interface?
if (start != 0) {
char[] temp = new char[count];
System.arraycopy(text, start, temp, 0, count);
text = temp;
}
initFontData(); // sets up font2D
// !!! no layout for now, should add checks
// !!! need to support creating a StandardGlyphVector from a TextMeasurer's info...
glyphs = new int[count]; // hmmm
/* Glyphs obtained here are already validated by the font */
userGlyphs = glyphs;
font2D.getMapper().charsToGlyphs(count, text, glyphs);
}