/**
* update strx stry = location of TextLayout's bottom-Left corner with respect to PicText's
* anchor-point
*/
protected void syncStringLocation() {
PicText te = (PicText) element;
PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
if (image == null) {
if (!areDimensionsComputed) {
te.setDimensions(
textLayout.getBounds().getWidth(), textLayout.getAscent(), textLayout.getDescent());
}
strx = te.getLeftX() - anchor.x;
stry = te.getBaseLineY() - anchor.y;
} else { // image not null
strx = te.getLeftX() - anchor.x;
stry = te.getBottomY() - anchor.y;
}
}
/**
* 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();
}
/**
* Give notification from the model that a change occured to the text this view is responsible for
* rendering.
*
* <p>
*/
public void changedUpdate(DrawingEvent.EventType eventType) {
PicText text = (PicText) element;
if (textLayout == null) {
// new *************************** begin (by ss & bp)
textLayout =
new TextLayout(
text.getText(text.getTextMode()).length() == 0
? " "
: text.getText(text.getTextMode()),
// new *************************** end (by ss & bp)
DefaultViewFactory.textFont, // static field
new FontRenderContext(null, false, false));
}
if (eventType == DrawingEvent.EventType.TEXT_CHANGE) {
// new *************************** begin (by ss & bp)
textLayout =
new TextLayout(
text.getText(text.getTextMode()).length() == 0
? " "
: text.getText(text.getTextMode()),
// new *************************** end (by ss & bp)
DefaultViewFactory.textFont,
new FontRenderContext(null, false, false));
// first try to create a bitmap
image =
null; // aka "reset" image => we might temporarily resort to TextLayout until the image is
// ready
areDimensionsComputed = false;
// reset dimensions to the textlayout dimensions
text.setDimensions(
textLayout.getBounds().getWidth(), textLayout.getAscent(), textLayout.getDescent());
// new *************************** begin (by ss & bp)
if (wantToComputeLatexDimensions && text.getText(text.getTextMode()).length() > 0) {
// new *************************** end (by ss & bp)
// don't produce a bitmap for an empty string (LaTeX might not like it)
// [pending] this should be made dependent on a preference's option
new Thread(this).start();
}
if (image == null) super.changedUpdate(null); // ie resort to TextLayout (update all)
} else {
text.updateFrame();
super.changedUpdate(eventType);
}
}