/**
* Synchronize the textLayout and the shape (=frame box, by calling syncFrame) with the model When
* <code>TextLayout</code> is used, this delegates to <code>getRotation()</code> where computing
* rotation angle is concerned, and updates the AffineTransform returned by <code>
* getTextToModelTransform()</code>.
*/
protected void syncShape() {
PicText te = (PicText) element;
// textLayout = new TextLayout(te.getText().length()==0 ? " " : te.getText(),
// textFont,
// new FontRenderContext(null,false,false));
text2ModelTr.setToIdentity(); // reset
PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
text2ModelTr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
// the reference point of an image is the top-left one, but the refpoint of a text layout is on
// the baseline
if (image != null) {
text2ModelTr.translate(te.getLeftX(), te.getTopY());
if (te.getWidth() != 0
&& image.getWidth() != 0
&& (te.getDepth() + te.getHeight()) != 0
&& image.getHeight() != 0)
text2ModelTr.scale(
te.getWidth() / image.getWidth(),
-(te.getHeight() + te.getDepth()) / image.getHeight());
} else {
// Hack ? Just cheating a little bit ? Ou juste ruse ?
// we want here to use the dimensions of the textLayout instead of latex dimensions if
// areDimensionsComputed
// sinon on va aligner le textlayout en fonction des parametres latex, et l'Utilisateur (qui
// est bien bete) ne va rien comprendre.
double latexH = 0;
double latexD = 0;
double latexW = 0;
if (areDimensionsComputed) { // store latex dimensions, and setDimensions to textLayout ones
latexH = te.getHeight();
latexD = te.getDepth();
latexW = te.getWidth();
te.setDimensions(
textLayout.getBounds().getWidth(), textLayout.getAscent(), textLayout.getDescent());
}
text2ModelTr.translate(te.getLeftX(), te.getBaseLineY());
if (areDimensionsComputed) { // restore latex dimensions
te.setDimensions(latexW, latexH, latexD);
}
// Autre possibilite= comprimer le texte pour qu'il rentre dans la boite (evite le hack
// ci-dessus):
// text2ModelTr.scale(te.getWidth()/textLayout.getWidth(),-(te.getHeight()+te.getDepth())/textLayout.getHeight());
text2ModelTr.scale(1.0, -1.0);
}
syncFrame();
}
// ---------------------------------------------------------
private synchronized AffineTransform bufferTransform() {
AffineTransform r = new AffineTransform();
for (int i = 0; i < a1.size(); i++) {
int s1 = a1.get(i);
Object s2 = a2.get(i);
Object s3[] = null;
if (s2 instanceof Object[]) s3 = (Object[]) s2;
if (s1 == setTransform) {
r = makeTransform(s2);
}
if (s1 == shear) r.shear((Double) s3[0], (Double) s3[1]);
if (s1 == rotate1) r.rotate((Double) s2);
if (s1 == rotate2) r.rotate((Double) s3[0], (Double) s3[1], (Double) s3[2]);
if (s1 == scale1) r.scale((Double) s3[0], (Double) s3[1]);
if (s1 == translate1) r.translate((Double) s3[0], (Double) s3[1]);
if (s1 == translate2) r.translate((Integer) s3[0], (Integer) s3[1]);
}
return r;
}
@Override
public void paintComponent(Graphics g) {
g.setColor(getBackground());
g.fillRect(0, 0, getWidth(), getHeight());
int w = bufferedImage.getWidth(this);
int h = bufferedImage.getHeight(this);
if (mode == Flip.NONE) {
g.drawImage(bufferedImage, 0, 0, w, h, this);
} else if (mode == Flip.VERTICAL) {
AffineTransform at = AffineTransform.getScaleInstance(1d, -1d);
at.translate(0, -h);
Graphics2D g2 = (Graphics2D) g.create();
g2.drawImage(bufferedImage, at, this);
g2.dispose();
} else if (mode == Flip.HORIZONTAL) {
AffineTransform at = AffineTransform.getScaleInstance(-1d, 1d);
at.translate(-w, 0);
AffineTransformOp atOp = new AffineTransformOp(at, null);
g.drawImage(atOp.filter(bufferedImage, null), 0, 0, w, h, this);
}
}
private Shape getTextShape() {
if (cachedTextShape == null) {
String text = getText();
if (text == null || text.length() == 0) {
text = " ";
}
FontRenderContext frc = getFontRenderContext();
HashMap<TextAttribute, Object> textAttributes = new HashMap<TextAttribute, Object>();
textAttributes.put(TextAttribute.FONT, getFont());
if (FONT_UNDERLINE.get(this)) {
textAttributes.put(TextAttribute.UNDERLINE, TextAttribute.UNDERLINE_ON);
}
TextLayout textLayout = new TextLayout(text, textAttributes, frc);
AffineTransform tx = new AffineTransform();
tx.translate(coordinates[0].x, coordinates[0].y);
switch (TEXT_ANCHOR.get(this)) {
case END:
tx.translate(-textLayout.getAdvance(), 0);
break;
case MIDDLE:
tx.translate(-textLayout.getAdvance() / 2d, 0);
break;
case START:
break;
}
tx.rotate(rotates[0]);
/*
if (TRANSFORM.get(this) != null) {
tx.preConcatenate(TRANSFORM.get(this));
}*/
cachedTextShape = tx.createTransformedShape(textLayout.getOutline(tx));
cachedTextShape = textLayout.getOutline(tx);
}
return cachedTextShape;
}
/**
* Zoom, preserving the center point on the screen. (When we draw, the center point may be moved
* in order to maximize the amount of image seen on screen.) *
*/
void adjustZoom(double z, Point2D cp) {
if (cp == null) cp = new Point2D.Double(getWidth() / 2, getHeight() / 2);
Point2D cxt = componentToImage(cp);
double tx = cp.getX() - cxt.getX() * z;
double ty = cp.getY() - cxt.getY() * z;
t = new AffineTransform();
t.translate(tx, ty);
t.scale(z, z);
fit = false;
repaint();
}
/**
* All other write methods delegate their work to here.
*/
public void write(OutputStream out, java.util.List<Figure> figures) throws IOException {
Rectangle2D.Double drawingRect = null;
for (Figure f : figures) {
if (drawingRect == null) {
drawingRect = f.getBounds();
} else {
drawingRect.add(f.getBounds());
}
}
AffineTransform drawingTransform = new AffineTransform();
drawingTransform.translate(
-Math.min(0, drawingRect.x),
-Math.min(0, drawingRect.y)
);
write(out, figures, drawingTransform,
new Dimension(
(int) (Math.abs(drawingRect.x) + drawingRect.width),
(int) (Math.abs(drawingRect.y) + drawingRect.height))
);
}
public static AffineTransform getTransform(String str) throws IOException {
AffineTransform t = new AffineTransform();
if (str != null) {
StreamTokenizer tt = new StreamTokenizer(new StringReader(str));
tt.resetSyntax();
tt.wordChars('a', 'z');
tt.wordChars('A', 'Z');
tt.wordChars(128 + 32, 255);
tt.whitespaceChars(0, ' ');
tt.whitespaceChars(',', ',');
tt.parseNumbers();
while (tt.nextToken() != StreamTokenizer.TT_EOF) {
if (tt.ttype != StreamTokenizer.TT_WORD) {
throw new IOException("Illegal transform " + str);
}
String type = tt.sval;
if (tt.nextToken() != '(') {
throw new IOException("'(' not found in transform " + str);
}
if (type.equals("matrix")) {
double[] m = new double[6];
for (int i = 0; i < 6; i++) {
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException(
"Matrix value "
+ i
+ " not found in transform "
+ str
+ " token:"
+ tt.ttype
+ " "
+ tt.sval);
}
if (tt.nextToken() == StreamTokenizer.TT_WORD && tt.sval.startsWith("E")) {
double mantissa = tt.nval;
tt.nval = Double.valueOf(tt.nval + tt.sval);
} else {
tt.pushBack();
}
m[i] = tt.nval;
}
t.concatenate(new AffineTransform(m));
} else if (type.equals("translate")) {
double tx, ty;
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException("X-translation value not found in transform " + str);
}
tx = tt.nval;
if (tt.nextToken() == StreamTokenizer.TT_NUMBER) {
ty = tt.nval;
} else {
tt.pushBack();
ty = 0;
}
t.translate(tx, ty);
} else if (type.equals("scale")) {
double sx, sy;
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException("X-scale value not found in transform " + str);
}
sx = tt.nval;
if (tt.nextToken() == StreamTokenizer.TT_NUMBER) {
sy = tt.nval;
} else {
tt.pushBack();
sy = sx;
}
t.scale(sx, sy);
} else if (type.equals("rotate")) {
double angle, cx, cy;
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException("Angle value not found in transform " + str);
}
angle = tt.nval;
if (tt.nextToken() == StreamTokenizer.TT_NUMBER) {
cx = tt.nval;
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException("Y-center value not found in transform " + str);
}
cy = tt.nval;
} else {
tt.pushBack();
cx = cy = 0;
}
t.rotate(angle * Math.PI / 180d, cx * Math.PI / 180d, cy * Math.PI / 180d);
} else if (type.equals("skewX")) {
double angle;
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException("Skew angle not found in transform " + str);
}
angle = tt.nval;
t.concatenate(new AffineTransform(1, 0, Math.tan(angle * Math.PI / 180), 1, 0, 0));
} else if (type.equals("skewY")) {
double angle;
if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
throw new IOException("Skew angle not found in transform " + str);
}
angle = tt.nval;
t.concatenate(new AffineTransform(1, Math.tan(angle * Math.PI / 180), 0, 1, 0, 0));
} else {
throw new IOException("Unknown transform " + type + " in " + str);
}
if (tt.nextToken() != ')') {
throw new IOException("')' not found in transform " + str);
}
}
}
return t;
}
// Thread's run method aimed at creating a bitmap asynchronously
public void run() {
Drawing drawing = new Drawing();
PicText rawPicText = new PicText();
String s = ((PicText) element).getText();
rawPicText.setText(s);
drawing.add(
rawPicText); // bug fix: we must add a CLONE of the PicText, otherwise it loses it former
// parent... (then pb with the view )
drawing.setNotparsedCommands(
"\\newlength{\\jpicwidth}\\settowidth{\\jpicwidth}{"
+ s
+ "}"
+ CR_LF
+ "\\newlength{\\jpicheight}\\settoheight{\\jpicheight}{"
+ s
+ "}"
+ CR_LF
+ "\\newlength{\\jpicdepth}\\settodepth{\\jpicdepth}{"
+ s
+ "}"
+ CR_LF
+ "\\typeout{JPICEDT INFO: \\the\\jpicwidth, \\the\\jpicheight, \\the\\jpicdepth }"
+ CR_LF);
RunExternalCommand.Command commandToRun = RunExternalCommand.Command.BITMAP_CREATION;
// RunExternalCommand command = new RunExternalCommand(drawing, contentType,commandToRun);
boolean isWriteTmpTeXfile = true;
String bitmapExt = "png"; // [pending] preferences
String cmdLine =
"{i}/unix/tetex/create_bitmap.sh {p} {f} "
+ bitmapExt
+ " "
+ fileDPI; // [pending] preferences
ContentType contentType = getContainer().getContentType();
RunExternalCommand.isGUI = false; // System.out, no dialog box // [pending] debug
RunExternalCommand command =
new RunExternalCommand(drawing, contentType, cmdLine, isWriteTmpTeXfile);
command
.run(); // synchronous in an async. thread => it's ok (anyway, we must way until the LaTeX
// process has completed)
if (wantToComputeLatexDimensions) {
// load size of text:
try {
File logFile = new File(command.getTmpPath(), command.getTmpFilePrefix() + ".log");
BufferedReader reader = null;
try {
reader = new BufferedReader(new FileReader(logFile));
} catch (FileNotFoundException fnfe) {
System.out.println("Cannot find log file! " + fnfe.getMessage());
System.out.println(logFile);
} catch (IOException ioex) {
System.out.println("Log file IO exception");
ioex.printStackTrace();
} // utile ?
System.out.println("Log file created! file=" + logFile);
getDimensionsFromLogFile(reader, (PicText) element);
syncStringLocation(); // update dimensions
syncBounds();
syncFrame();
SwingUtilities.invokeLater(
new Thread() {
public void run() {
repaint(null);
}
});
// repaint(null); // now that dimensions are available, we force a repaint() [pending]
// smart-repaint ?
} catch (Exception e) {
e.printStackTrace();
}
}
if (wantToGetBitMap) {
// load image:
try {
File bitmapFile =
new File(command.getTmpPath(), command.getTmpFilePrefix() + "." + bitmapExt);
this.image = ImageIO.read(bitmapFile);
System.out.println(
"Bitmap created! file="
+ bitmapFile
+ ", width="
+ image.getWidth()
+ "pixels, height="
+ image.getHeight()
+ "pixels");
if (image == null) return;
syncStringLocation(); // sets strx, stry, and dimensions of text
syncBounds();
// update the AffineTransform that will be applied to the bitmap before displaying on screen
PicText te = (PicText) element;
text2ModelTr.setToIdentity(); // reset
PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
text2ModelTr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
text2ModelTr.translate(te.getLeftX(), te.getTopY());
text2ModelTr.scale(
te.getWidth() / image.getWidth(),
-(te.getHeight() + te.getDepth()) / image.getHeight());
// [pending] should do something special to avoid dividing by 0 or setting a rescaling
// factor to 0 [non invertible matrix] (java will throw an exception)
syncFrame();
SwingUtilities.invokeLater(
new Thread() {
public void run() {
repaint(null);
}
});
// repaint(null); // now that bitmap is available, we force a repaint() [pending]
// smart-repaint ?
} catch (Exception e) {
e.printStackTrace();
}
}
}
