// ---------------------------------------------------------
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;
}
/**
* synchronize frame shape and location (TextLayout only) ; this is called by syncShape(), so that
* subclasser might override easily when only rectangular shapes are availables.
*/
protected void syncFrame() {
PicText te = (PicText) element;
if (!te.isFramed()) {
return;
}
AffineTransform tr =
new AffineTransform(); // maps Image coordinates to Model coordinates (see paint)
tr.setToIdentity(); // reset
PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
tr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
shape = tr.createTransformedShape(te.getShapeOfFrame());
}
/**
* 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();
}
/** Synchronizes bounding box with the model ; */
protected void syncBounds() {
PicText te = (PicText) element;
// [pending] Il faut tenir compte de la rotation !
Rectangle2D latexBB =
null; // BB relative to latex dimensions (including rotation) (without frame)
Rectangle2D textLayoutBB =
null; // BB relative to textLayout dimensions (including rotation) (without frame)
Rectangle2D textBB = null; // BB of the text (including rotation), without frame
if (areDimensionsComputed) { // compute latexBB
Rectangle2D nonRotated =
new Rectangle2D.Double(
te.getLeftX(), te.getBottomY(), te.getWidth(), te.getHeight() + te.getDepth());
AffineTransform tr =
new AffineTransform(); // maps Image coordinates to Model coordinates (see paint)
tr.setToIdentity(); // reset
PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
tr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
latexBB = tr.createTransformedShape(nonRotated).getBounds2D();
}
if (image == null) { // compute textLayoutBB
Rectangle2D nonRotated = textLayout.getBounds();
textLayoutBB = text2ModelTr.createTransformedShape(nonRotated).getBounds2D();
}
// use textLayoutBB or latexBB or their union
if (image != null) textBB = latexBB;
else {
if (!areDimensionsComputed) textBB = textLayoutBB;
else {
textBB = latexBB.createUnion(textLayoutBB);
}
}
// union with frame BB
if (te.isFramed()) {
super.syncBounds(); // update bounds of the frame if necessary
Rectangle2D.union(super.bounds, textBB, this.bounds);
} else this.bounds = textBB;
}
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;
}
public AffineTransform getAffineTransform(
int width, int height, double[] _xyzSW, double[] _xyzSE, double[] _xyzNW) {
int[] cornerNW = projection.screenProjection(_xyzNW);
int[] cornerSE = projection.screenProjection(_xyzSE);
int[] cornerSW = projection.screenProjection(_xyzSW);
double[] vectWE = {
(double) cornerSE[0] - (double) cornerSW[0], (double) cornerSE[1] - (double) cornerSW[1]
};
double normvectWE = sqrt(sqr(vectWE[0]) + sqr(vectWE[1]));
double[] vectSN = {
(double) cornerNW[0] - (double) cornerSW[0], (double) cornerNW[1] - (double) cornerSW[1]
};
double normvectSN = sqrt(sqr(vectSN[0]) + sqr(vectSN[1]));
double angleSW =
acos((vectWE[0] * vectSN[0] + vectWE[1] * vectSN[1]) / (normvectWE * normvectSN));
if (angleSW == 0.0) {
return null;
}
AffineTransform t = new AffineTransform();
t.translate(cornerNW[0], cornerNW[1]);
t.scale(sign(vectWE[0]), -sign(vectSN[1]));
t.rotate(-atan(vectSN[0] / vectSN[1]));
t.shear(0, 1 / tan(PI - angleSW));
t.scale(normvectWE * cos(angleSW - PI / 2) / (double) width, normvectSN / (double) height);
double[] _cornerSE_tr = new double[2];
double[] _cornerSE = {width, height};
t.transform(_cornerSE, 0, _cornerSE_tr, 0, 1);
if (isDiff(_cornerSE_tr, cornerSE)) {
double[] vectSE_NW_1 = {
(double) cornerNW[0] - (double) cornerSE[0], (double) cornerNW[1] - (double) cornerSE[1]
};
double[] vectSE_NW_2 = {
(double) cornerNW[0] - (double) _cornerSE_tr[0],
(double) cornerNW[1] - (double) _cornerSE_tr[1]
};
double normvect_1 = sqrt(sqr(vectSE_NW_1[0]) + sqr(vectSE_NW_1[1]));
double normvect_2 = sqrt(sqr(vectSE_NW_1[0]) + sqr(vectSE_NW_1[1]));
double cos_angle =
(((vectSE_NW_1[0] * vectSE_NW_2[0] + vectSE_NW_1[1] * vectSE_NW_2[1])
/ (normvect_1 * normvect_2)));
double vect = (vectSE_NW_1[0] * vectSE_NW_2[1] - vectSE_NW_1[1] * vectSE_NW_2[0]);
AffineTransform t2 = new AffineTransform();
if (vect < 0) {
t2.rotate(acos(cos_angle), cornerNW[0], cornerNW[1]);
} else {
t2.rotate(-acos(cos_angle), cornerNW[0], cornerNW[1]);
}
t.preConcatenate(t2);
}
// TODO patch for many cases...
/*double[] _cornerSW_tr = new double[2];
double[] _cornerSW = { 0, img.getHeight(canvas) };
t.transform(_cornerSW, 0, _cornerSW_tr, 0, 1);
if (isDiff(_cornerSW_tr, cornerSW)) {
double[] vectSW_NW_1 = { (double) cornerNW[0] - (double) cornerSW[0], (double) cornerNW[1] - (double) cornerSW[1] };
double[] vectSW_NW_2 = { (double) cornerNW[0] - (double) _cornerSW_tr[0], (double) cornerNW[1] - (double) _cornerSW_tr[1] };
double normvect_1 = sqrt(sqr(vectSW_NW_1[0]) + sqr(vectSW_NW_1[1]));
double normvect_2 = sqrt(sqr(vectSW_NW_1[0]) + sqr(vectSW_NW_1[1]));
double cos_angle = (((vectSW_NW_1[0] * vectSW_NW_2[0] + vectSW_NW_1[1] * vectSW_NW_2[1]) / (normvect_1 * normvect_2)));
double vect = (vectSW_NW_1[0] * vectSW_NW_2[1] - vectSW_NW_1[1] * vectSW_NW_2[0]);
System.out.println(cos_angle + " " + vect + " -> " + toDegrees(acos(cos_angle)));
//System.out.println(" "+vectSE_NW_1[0]+","+vectSE_NW_1[1]+" "+vectSE_NW_2[0]+","+vectSE_NW_2[1]);
AffineTransform t2 = new AffineTransform();
if (vect > 0)
t2.rotate(acos(cos_angle), cornerNW[0], cornerNW[1]);
else
t2.rotate(-acos(cos_angle), cornerNW[0], cornerNW[1]);
t.preConcatenate(t2);
}*/
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();
}
}
}