/**
* Paints the icon.
*
* @param c the component on which it is painted
* @param _g the graphics context
* @param x the x coordinate of the icon
* @param y the y coordinate of the icon
*/
public void paintIcon(Component c, Graphics _g, int x, int y) {
Graphics2D g = (Graphics2D) _g;
AffineTransform at = AffineTransform.getTranslateInstance(x + offsetX, y + offsetY);
// save current graphics paint and clip
Paint gPaint = g.getPaint();
Shape gClip = g.getClip();
// render shape(s)
g.setPaint(color);
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g.clipRect(x, y, w, h);
// paint shape, if any
if (shape != null) {
g.fill(at.createTransformedShape(shape));
}
// paint decoration, if any
if (decoration != null) {
g.setPaint(decoColor);
g.fill(at.createTransformedShape(decoration));
}
// restore graphics paint and clip
g.setPaint(gPaint);
g.setClip(gClip);
}
/**
* This implementation calls <code>super.hitTest</code> and returns the result if non-null (this
* should be a HitInfo.Point), then returns a HitInfo.Interior if the mouse-click occured inside
* the text bound (as defined by text layout)
*
* @return a HitInfo corresponding to the given mouse-event
*/
public HitInfo hitTest(PEMouseEvent e) {
// from Bitmap:
if (image != null) {
if (getBounds().contains(e.getPicPoint())) {
return new HitInfo.Interior((PicText) element, e);
}
return null;
}
// from TextLayout:
if (!getBounds().contains(e.getPicPoint())) return null;
PicText te = (PicText) element;
// recompute textlayout b-box, but store it in a temporary field !
Rectangle2D tb = textLayout.getBounds();
Shape text_bounds = text2ModelTr.createTransformedShape(tb);
if (text_bounds.contains(e.getPicPoint())) {
// [SR:pending] for the hitInfo to be reliable, getPicPoint() should first be transformed by
// inverse text2ModelTr ! (especially when rotationAngle != 0)
TextHitInfo thi =
textLayout.hitTestChar(
(float) (e.getPicPoint().x - strx),
(float) (e.getPicPoint().y - stry)); // guaranteed to return a non-null thi
return new HitInfo.Text((PicText) element, thi, e);
}
// test hit on textlayout's bounding rectangle :
// else if (bounds.contains(e.getPicPoint())) return new HitInfo.Interior(element,e);
return null;
}
/** 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;
}
/**
* 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());
}
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;
}
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
Graphics2D g2 = (Graphics2D) g.create();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.translate(x, y);
g2.setStroke(new BasicStroke(BORDER_WIDTH));
g2.setPaint(LINE_COLOR);
g2.draw(BORDER);
g2.setStroke(new BasicStroke(SLIT_WIDTH));
g2.setColor(UIManager.getColor("Panel.background"));
int n = SLIT_NUM + 1;
int v = ICON_SIZE / n;
int m = n * v;
for (int i = 1; i < n; i++) {
int a = i * v;
g2.drawLine(a, 0, a, m);
g2.drawLine(0, a, m, a);
}
// g2.drawLine(1 * v, 0 * v, 1 * v, 4 * v);
// g2.drawLine(2 * v, 0 * v, 2 * v, 4 * v);
// g2.drawLine(3 * v, 0 * v, 3 * v, 4 * v);
// g2.drawLine(0 * v, 1 * v, 4 * v, 1 * v);
// g2.drawLine(0 * v, 2 * v, 4 * v, 2 * v);
// g2.drawLine(0 * v, 3 * v, 4 * v, 3 * v);
g2.setPaint(LINE_COLOR);
Rectangle2D b = ARROW.getBounds();
Point2D p = new Point2D.Double(b.getX() + b.getWidth() / 2d, b.getY() + b.getHeight() / 2d);
AffineTransform toCenterAT =
AffineTransform.getTranslateInstance(ICON_SIZE / 2d - p.getX(), ICON_SIZE / 2d - p.getY());
g2.fill(toCenterAT.createTransformedShape(ARROW));
g2.dispose();
}
