下面列出了java.awt.Font#equals ( ) 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。
@Override
public void setFont(Font f) {
if (f == null) {
f = XWindow.getDefaultFont();
}
synchronized (getStateLock()) {
if (f.equals(font)) {
return;
}
font = f;
}
// as it stands currently we don't need to do layout since
// layout is done in the Component upon setFont.
//layout();
repaint();
}
@Override
public void setFont(Font f) {
if (f == null) {
f = XWindow.getDefaultFont();
}
synchronized (getStateLock()) {
if (f.equals(font)) {
return;
}
font = f;
}
// as it stands currently we don't need to do layout since
// layout is done in the Component upon setFont.
//layout();
repaint();
}
private Font getUniqueFont() {
Font font = null;
int n = reportGridCells.size();
for (int i = 0; i < n; i++) {
BandElement element = reportGridCells.get(i).getValue();
if (i == 0) {
font = element.getFont();
continue;
}
if (!font.equals(element.getFont())) {
return null;
}
}
return font;
}
@Override
public void setFont(Font f) {
if (f == null) {
f = XWindow.getDefaultFont();
}
synchronized (getStateLock()) {
if (f.equals(font)) {
return;
}
font = f;
}
// as it stands currently we don't need to do layout since
// layout is done in the Component upon setFont.
//layout();
repaint();
}
@Override
public void setFont(Font f) {
if (f == null) {
f = XWindow.getDefaultFont();
}
synchronized (getStateLock()) {
if (f.equals(font)) {
return;
}
font = f;
}
// as it stands currently we don't need to do layout since
// layout is done in the Component upon setFont.
//layout();
repaint();
}
@Override
public void setFont(Font f) {
if (f == null) {
f = XWindow.getDefaultFont();
}
synchronized (getStateLock()) {
if (f.equals(font)) {
return;
}
font = f;
}
// as it stands currently we don't need to do layout since
// layout is done in the Component upon setFont.
//layout();
repaint();
}
private static void testDefaultFont(final JFrame frame) {
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JSpinner spinner = new JSpinner();
frame.add(spinner);
frame.setSize(300, 100);
frame.setVisible(true);
final DefaultEditor editor = (DefaultEditor) spinner.getEditor();
final Font editorFont = editor.getTextField().getFont();
/*
* Validate that the font of the text field is changed to the
* font of JSpinner if the font of text field was not set by the
* user.
*/
if (!(editorFont instanceof UIResource)) {
throw new RuntimeException("Font must be UIResource");
}
if (!editorFont.equals(spinner.getFont())) {
throw new RuntimeException("Wrong FONT");
}
}
@Override
public void setFont(Font f) {
if (f == null) {
f = XWindow.getDefaultFont();
}
synchronized (getStateLock()) {
if (f.equals(font)) {
return;
}
font = f;
}
// as it stands currently we don't need to do layout since
// layout is done in the Component upon setFont.
//layout();
repaint();
}
private void propertiesChanged() {
String propertyFilename = jEdit
.getProperty(QuickNotepadPlugin.OPTION_PREFIX + "filepath");
if (!MiscUtilities.objectsEqual(defaultFilename, propertyFilename)) {
saveFile();
toolPanel.propertiesChanged();
defaultFilename = propertyFilename;
filename = defaultFilename;
readFile();
}
Font newFont = QuickNotepadOptionPane.makeFont();
if (!newFont.equals(textArea.getFont())) {
textArea.setFont(newFont);
}
}
/**
* Paints the specified line onto the graphics context. Note that this method munges the offset
* and count values of the segment.
*
* @param line
* The line segment
* @param tokens
* The token list for the line
* @param styles
* The syntax style list
* @param expander
* The tab expander used to determine tab stops. May be null
* @param gfx
* The graphics context
* @param x
* The x co-ordinate
* @param y
* The y co-ordinate
* @return The x co-ordinate, plus the width of the painted string
*/
public static int paintSyntaxLine(Segment line, Token tokens, SyntaxStyle[] styles, TabExpander expander, Graphics gfx,
int x, int y) {
Font defaultFont = gfx.getFont();
Color defaultColor = gfx.getColor();
for (;;) {
byte id = tokens.id;
if (id == Token.END) {
break;
}
int length = tokens.length;
if (id == Token.NULL) {
if (!defaultColor.equals(gfx.getColor())) {
gfx.setColor(defaultColor);
}
if (!defaultFont.equals(gfx.getFont())) {
gfx.setFont(defaultFont);
}
} else {
styles[id].setGraphicsFlags(gfx, defaultFont);
}
line.count = length;
x = Utilities.drawTabbedText(line, x, y, gfx, expander, 0);
line.offset += length;
tokens = tokens.next;
}
return x;
}
private void propertiesChanged() {
String propertyFilename = jEdit
.getProperty(QuickNotepadPlugin.OPTION_PREFIX + "filepath");
if (!MiscUtilities.objectsEqual(defaultFilename, propertyFilename)) {
saveFile();
toolPanel.propertiesChanged();
defaultFilename = propertyFilename;
filename = defaultFilename;
readFile();
}
Font newFont = QuickNotepadOptionPane.makeFont();
if (!newFont.equals(textArea.getFont())) {
textArea.setFont(newFont);
}
}
private void propertiesChanged() {
String propertyFilename = jEdit
.getProperty(QuickNotepadPlugin.OPTION_PREFIX + "filepath");
if (!MiscUtilities.objectsEqual(defaultFilename, propertyFilename)) {
saveFile();
toolPanel.propertiesChanged();
defaultFilename = propertyFilename;
filename = defaultFilename;
readFile();
}
Font newFont = QuickNotepadOptionPane.makeFont();
if (!newFont.equals(textArea.getFont())) {
textArea.setFont(newFont);
}
}
private void propertiesChanged() {
String propertyFilename = jEdit
.getProperty(QuickNotepadPlugin.OPTION_PREFIX + "filepath");
if (!MiscUtilities.objectsEqual(defaultFilename, propertyFilename)) {
saveFile();
toolPanel.propertiesChanged();
defaultFilename = propertyFilename;
filename = defaultFilename;
readFile();
}
Font newFont = QuickNotepadOptionPane.makeFont();
if (!newFont.equals(textArea.getFont())) {
textArea.setFont(newFont);
}
}
/** Derive a new coloring by changing the font and font-mode and leaving
* the rest of the coloring unchanged.
*/
public static Coloring changeFont(Coloring c, Font newFont, int newFontMode) {
if ((newFont == null && c.font == null)
|| (newFont != null && newFont.equals(c.font)
&& c.fontMode == newFontMode)
) {
return c;
}
return new Coloring(newFont, c.foreColor, c.backColor);
}
/**
* Check behaviour of method TitledBorder.getTitleFont()
*/
private static void checkTitleFont() {
TitledBorder titledBorder = new TitledBorder(new EmptyBorder(1, 1, 1, 1));
Font defaultFont = UIManager.getLookAndFeelDefaults().getFont("TitledBorder.font");
Font titledBorderFont = titledBorder.getTitleFont();
// check default configuration
if (defaultFont == null) {
if (titledBorderFont == null) {
return;
}
else {
throw new RuntimeException("TitledBorder default font should be null");
}
}
if (!defaultFont.equals(titledBorderFont)) {
throw new RuntimeException("L&F default font " + defaultFont.toString()
+ " differs from TitledBorder font " + titledBorderFont.toString());
}
// title font is explicitly specified
Font font = new Font("Dialog", Font.PLAIN, 10);
titledBorder.setTitleFont(font);
if (!font.equals(titledBorder.getTitleFont())) {
throw new RuntimeException("TitledBorder font should be " + font.toString());
}
// title Font is unspecified
titledBorder.setTitleFont(null);
if (!defaultFont.equals(titledBorder.getTitleFont())) {
throw new RuntimeException("L&F default font " + defaultFont.toString()
+ " differs from TitledBorder font " + titledBorderFont.toString());
}
}
private static void testDefaultFont(final JFrame frame) {
final JSpinner spinner = new JSpinner();
final JSpinner spinner_u = new JSpinner();
frame.setLayout(new FlowLayout(FlowLayout.CENTER, 50, 50));
frame.getContentPane().add(spinner);
frame.getContentPane().add(spinner_u);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
final DefaultEditor ed = (DefaultEditor) spinner.getEditor();
final DefaultEditor ed_u = (DefaultEditor) spinner_u.getEditor();
ed_u.getTextField().setFont(USERS_FONT);
for (int i = 5; i < 40; i += 5) {
/*
* Validate that the font of the text field is changed to the
* font of JSpinner if the font of text field was not set by the
* user.
*/
final Font tff = ed.getTextField().getFont();
if (!(tff instanceof UIResource)) {
throw new RuntimeException("Font must be UIResource");
}
if (spinner.getFont().getSize() != tff.getSize()) {
throw new RuntimeException("Rrong size");
}
spinner.setFont(new Font("dialog", Font.BOLD, i));
/*
* Validate that the font of the text field is NOT changed to the
* font of JSpinner if the font of text field was set by the user.
*/
final Font tff_u = ed_u.getTextField().getFont();
if (tff_u instanceof UIResource || !tff_u.equals(USERS_FONT)) {
throw new RuntimeException("Font must NOT be UIResource");
}
if (spinner_u.getFont().getSize() == tff_u.getSize()) {
throw new RuntimeException("Wrong size");
}
spinner_u.setFont(new Font("dialog", Font.BOLD, i));
}
}
protected void drawString(String str, float x, float y,
Font font, FontRenderContext frc, float w) {
if (str.length() == 0) {
return;
}
/* If the Font has layout attributes we need to delegate to TextLayout.
* TextLayout renders text as GlyphVectors. We try to print those
* using printer fonts - ie using Postscript text operators so
* we may be reinvoked. In that case the "!printingGlyphVector" test
* prevents us recursing and instead sends us into the body of the
* method where we can safely ignore layout attributes as those
* are already handled by TextLayout.
*/
if (font.hasLayoutAttributes() && !printingGlyphVector) {
TextLayout layout = new TextLayout(str, font, frc);
layout.draw(this, x, y);
return;
}
Font oldFont = getFont();
if (!oldFont.equals(font)) {
setFont(font);
} else {
oldFont = null;
}
boolean drawnWithPS = false;
float translateX = 0f, translateY = 0f;
boolean fontisTransformed = getFont().isTransformed();
if (fontisTransformed) {
AffineTransform fontTx = getFont().getTransform();
int transformType = fontTx.getType();
/* TYPE_TRANSLATION is a flag bit but we can do "==" here
* because we want to detect when its just that bit set and
*
*/
if (transformType == AffineTransform.TYPE_TRANSLATION) {
translateX = (float)(fontTx.getTranslateX());
translateY = (float)(fontTx.getTranslateY());
if (Math.abs(translateX) < 0.00001) translateX = 0f;
if (Math.abs(translateY) < 0.00001) translateY = 0f;
fontisTransformed = false;
}
}
boolean directToPS = !fontisTransformed;
if (!PSPrinterJob.shapeTextProp && directToPS) {
PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob();
if (psPrinterJob.setFont(getFont())) {
/* Set the text color.
* We should not be in this shape printing path
* if the application is drawing with non-solid
* colors. We should be in the raster path. Because
* we are here in the shape path, the cast of the
* paint to a Color should be fine.
*/
try {
psPrinterJob.setColor((Color)getPaint());
} catch (ClassCastException e) {
if (oldFont != null) {
setFont(oldFont);
}
throw new IllegalArgumentException(
"Expected a Color instance");
}
psPrinterJob.setTransform(getTransform());
psPrinterJob.setClip(getClip());
drawnWithPS = psPrinterJob.textOut(this, str,
x+translateX, y+translateY,
font, frc, w);
}
}
/* The text could not be converted directly to PS text
* calls so decompose the text into a shape.
*/
if (drawnWithPS == false) {
if (oldFont != null) {
setFont(oldFont);
oldFont = null;
}
super.drawString(str, x, y, font, frc, w);
}
if (oldFont != null) {
setFont(oldFont);
}
}
protected void drawString(String str, float x, float y,
Font font, FontRenderContext frc, float w) {
if (str.length() == 0) {
return;
}
/* If the Font has layout attributes we need to delegate to TextLayout.
* TextLayout renders text as GlyphVectors. We try to print those
* using printer fonts - ie using Postscript text operators so
* we may be reinvoked. In that case the "!printingGlyphVector" test
* prevents us recursing and instead sends us into the body of the
* method where we can safely ignore layout attributes as those
* are already handled by TextLayout.
*/
if (font.hasLayoutAttributes() && !printingGlyphVector) {
TextLayout layout = new TextLayout(str, font, frc);
layout.draw(this, x, y);
return;
}
Font oldFont = getFont();
if (!oldFont.equals(font)) {
setFont(font);
} else {
oldFont = null;
}
boolean drawnWithPS = false;
float translateX = 0f, translateY = 0f;
boolean fontisTransformed = getFont().isTransformed();
if (fontisTransformed) {
AffineTransform fontTx = getFont().getTransform();
int transformType = fontTx.getType();
/* TYPE_TRANSLATION is a flag bit but we can do "==" here
* because we want to detect when its just that bit set and
*
*/
if (transformType == AffineTransform.TYPE_TRANSLATION) {
translateX = (float)(fontTx.getTranslateX());
translateY = (float)(fontTx.getTranslateY());
if (Math.abs(translateX) < 0.00001) translateX = 0f;
if (Math.abs(translateY) < 0.00001) translateY = 0f;
fontisTransformed = false;
}
}
boolean directToPS = !fontisTransformed;
if (!PSPrinterJob.shapeTextProp && directToPS) {
PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob();
if (psPrinterJob.setFont(getFont())) {
/* Set the text color.
* We should not be in this shape printing path
* if the application is drawing with non-solid
* colors. We should be in the raster path. Because
* we are here in the shape path, the cast of the
* paint to a Color should be fine.
*/
try {
psPrinterJob.setColor((Color)getPaint());
} catch (ClassCastException e) {
if (oldFont != null) {
setFont(oldFont);
}
throw new IllegalArgumentException(
"Expected a Color instance");
}
psPrinterJob.setTransform(getTransform());
psPrinterJob.setClip(getClip());
drawnWithPS = psPrinterJob.textOut(this, str,
x+translateX, y+translateY,
font, frc, w);
}
}
/* The text could not be converted directly to PS text
* calls so decompose the text into a shape.
*/
if (drawnWithPS == false) {
if (oldFont != null) {
setFont(oldFont);
oldFont = null;
}
super.drawString(str, x, y, font, frc, w);
}
if (oldFont != null) {
setFont(oldFont);
}
}
public @Override void setFont(Font font) {
if (!font.equals(this.font)) {
flush();
this.font = font;
}
}
protected void drawString(String str, float x, float y,
Font font, FontRenderContext frc, float w) {
if (str.length() == 0) {
return;
}
/* If the Font has layout attributes we need to delegate to TextLayout.
* TextLayout renders text as GlyphVectors. We try to print those
* using printer fonts - ie using Postscript text operators so
* we may be reinvoked. In that case the "!printingGlyphVector" test
* prevents us recursing and instead sends us into the body of the
* method where we can safely ignore layout attributes as those
* are already handled by TextLayout.
*/
if (font.hasLayoutAttributes() && !printingGlyphVector) {
TextLayout layout = new TextLayout(str, font, frc);
layout.draw(this, x, y);
return;
}
Font oldFont = getFont();
if (!oldFont.equals(font)) {
setFont(font);
} else {
oldFont = null;
}
boolean drawnWithPS = false;
float translateX = 0f, translateY = 0f;
boolean fontisTransformed = getFont().isTransformed();
if (fontisTransformed) {
AffineTransform fontTx = getFont().getTransform();
int transformType = fontTx.getType();
/* TYPE_TRANSLATION is a flag bit but we can do "==" here
* because we want to detect when its just that bit set and
*
*/
if (transformType == AffineTransform.TYPE_TRANSLATION) {
translateX = (float)(fontTx.getTranslateX());
translateY = (float)(fontTx.getTranslateY());
if (Math.abs(translateX) < 0.00001) translateX = 0f;
if (Math.abs(translateY) < 0.00001) translateY = 0f;
fontisTransformed = false;
}
}
boolean directToPS = !fontisTransformed;
if (!PSPrinterJob.shapeTextProp && directToPS) {
PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob();
if (psPrinterJob.setFont(getFont())) {
/* Set the text color.
* We should not be in this shape printing path
* if the application is drawing with non-solid
* colors. We should be in the raster path. Because
* we are here in the shape path, the cast of the
* paint to a Color should be fine.
*/
try {
psPrinterJob.setColor((Color)getPaint());
} catch (ClassCastException e) {
if (oldFont != null) {
setFont(oldFont);
}
throw new IllegalArgumentException(
"Expected a Color instance");
}
psPrinterJob.setTransform(getTransform());
psPrinterJob.setClip(getClip());
drawnWithPS = psPrinterJob.textOut(this, str,
x+translateX, y+translateY,
font, frc, w);
}
}
/* The text could not be converted directly to PS text
* calls so decompose the text into a shape.
*/
if (drawnWithPS == false) {
if (oldFont != null) {
setFont(oldFont);
oldFont = null;
}
super.drawString(str, x, y, font, frc, w);
}
if (oldFont != null) {
setFont(oldFont);
}
}