public int print(Graphics g, PageFormat pf, int page) throws PrinterException {
Graphics2D g2 = (Graphics2D) g;
if (page > getPageCount(g2, pf)) return Printable.NO_SUCH_PAGE;
g2.translate(pf.getImageableX(), pf.getImageableY());
drawPage(g2, pf, page);
return Printable.PAGE_EXISTS;
}
public int print(Graphics g, PageFormat pgFmt, int pgIndex) {
if (pgIndex > 0) return Printable.NO_SUCH_PAGE;
Graphics2D g2d = (Graphics2D) g;
g2d.translate(pgFmt.getImageableX(), pgFmt.getImageableY());
doPaint(g2d);
return Printable.PAGE_EXISTS;
}
/**
* Gets the page count of this section.
*
* @param g2 the graphics context
* @param pf the page format
* @return the number of pages needed
*/
public int getPageCount(Graphics2D g2, PageFormat pf) {
if (message.equals("")) return 0;
FontRenderContext context = g2.getFontRenderContext();
Font f = new Font("Serif", Font.PLAIN, 72);
Rectangle2D bounds = f.getStringBounds(message, context);
scale = pf.getImageableHeight() / bounds.getHeight();
double width = scale * bounds.getWidth();
int pages = (int) Math.ceil(width / pf.getImageableWidth());
return pages;
}
/**
* Draws 1/2" crop marks in the corners of the page.
*
* @param g2 the graphics context
* @param pf the page format
*/
public void drawCropMarks(Graphics2D g2, PageFormat pf) {
final double C = 36; // crop mark length = 1/2 inch
double w = pf.getImageableWidth();
double h = pf.getImageableHeight();
g2.draw(new Line2D.Double(0, 0, 0, C));
g2.draw(new Line2D.Double(0, 0, C, 0));
g2.draw(new Line2D.Double(w, 0, w, C));
g2.draw(new Line2D.Double(w, 0, w - C, 0));
g2.draw(new Line2D.Double(0, h, 0, h - C));
g2.draw(new Line2D.Double(0, h, C, h));
g2.draw(new Line2D.Double(w, h, w, h - C));
g2.draw(new Line2D.Double(w, h, w - C, h));
}
/** [Internal] */
public int print(Graphics g, PageFormat pf, int pi) throws PrinterException {
if (pi >= 1) {
return Printable.NO_SUCH_PAGE;
}
RepaintManager currentManager = RepaintManager.currentManager(this);
currentManager.setDoubleBufferingEnabled(false);
Graphics2D g2 = (Graphics2D) g;
initState(g2, true);
g2.translate((int) (pf.getImageableX() + 1), (int) (pf.getImageableY() + 1));
g2.scale(printScale, printScale);
doBuffer(g2, true, null);
currentManager.setDoubleBufferingEnabled(true);
return Printable.PAGE_EXISTS;
}
public void drawPage(Graphics2D g2, PageFormat pf, int page) {
if (message.equals("")) return;
page--; // account for cover page
drawCropMarks(g2, pf);
g2.clip(new Rectangle2D.Double(0, 0, pf.getImageableWidth(), pf.getImageableHeight()));
g2.translate(-page * pf.getImageableWidth(), 0);
g2.scale(scale, scale);
FontRenderContext context = g2.getFontRenderContext();
Font f = new Font("Serif", Font.PLAIN, 72);
TextLayout layout = new TextLayout(message, f, context);
AffineTransform transform = AffineTransform.getTranslateInstance(0, layout.getAscent());
Shape outline = layout.getOutline(transform);
g2.draw(outline);
}
/**
* überschreibt die JPanel-Methode und liefert den (skalierten) Druckbereich, welcher zur
* Verfügung steht.
*/
public int getHeight() {
return (int) (pf.getImageableHeight() / printskal * antVertikal);
}
/**
* überschreibt die JPanel-Methode und liefert den (skalierten) Druckbereich, welcher zur
* Verfügung steht.
*/
public int getWidth() {
return (int) (pf.getImageableWidth() / printskal * antHorizontal);
}
public int print(Graphics graphics, PageFormat pageformat, int pageIndex)
throws PrinterException {
if (pageIndex >= 1) return Printable.NO_SUCH_PAGE;
this.pf = pageformat;
g = (Graphics2D) graphics;
g.scale(printskal, printskal);
// auf den sichtbaren Bereich ausrichten
g.translate(pf.getImageableX() / printskal, pf.getImageableY() / printskal);
// -----------------
// 1. Teil: Graphik
// -----------------
antVertikal = antGraph;
antHorizontal = 1.0d;
schriftgrStd = (int) (schriftgrGraph / printskal);
double zusRandabst = 2d * schriftgrText;
if (MIT_Lasten || MIT_Auflagerkräften) zusRandabst = maxPfeil;
// -----------------------------
// Intermezzo: Massstab abfragen
// -----------------------------
if (!MASSSTABABGEFRAGT) {
if (ZOOMALL) koord = new clKoord(ZoomPkt1, ZoomPkt2, this, zusRandabst);
else koord = new clKoord(ZoomPkt1, ZoomPkt2, this);
// maximalen Massstab bestimmen
double minzoomfaktor = koord.m(dpi / zoll);
// Massstab abfragen
clPrintGraphDialog dialog = new clPrintGraphDialog(parent, minzoomfaktor, locale);
if (dialog.abgebrochen())
throw new PrinterException(
tr("druckenabgebrochen")); // return Printable.NO_SUCH_PAGE; // abgebrochen
einheit = dialog.getEinheit();
mst = dialog.getMst();
// debug
// mst = 100d;
MASSSTABABGEFRAGT = true;
// debug
// System.out.println("minzoomfaktor " + Fkt.nf(minzoomfaktor,1));
// System.out.println("Massstab 1:" + Fkt.nf(mst,1) + " Einheit " + Fkt.nf(einheit,3) + "m");
}
koord = new clKoord(ZoomPkt1, ZoomPkt2, this, true, einheit * (dpi / zoll) / mst);
// debug
// System.out.println("mst " + Fkt.nf(mst,1));
g.setPaint(Color.black);
if (Kn != null) {
if (MIT_Hintergrund) darstellenHintergrund();
darstellenFachwerk(true);
if (MIT_KnNr) darstellenKnNr();
if (MIT_StabNr) darstellenStabNr();
if (MIT_Lasten) darstellenLasten(MIT_Stabkräften);
if (MIT_Auflagerkräften) darstellenAuflagerkräfte(MIT_Stabkräften);
if (MIT_Stabkräften) darstellenStabkräfte();
if (MIT_Mechanismus) darstellenMechanismus();
}
// -------------------------
// 2. Teil: Text
// -------------------------
g.translate(0d, antGraph * pf.getImageableHeight() / printskal);
antVertikal = antTxt;
antHorizontal = 1.0d;
double Feldhöhe = antVertikal * pf.getImageableHeight() / printskal;
double Feldbreite = antHorizontal * pf.getImageableWidth() / printskal;
int anzmöglzeilen = 2; // mind. eine Zeile am Schluss freilassen
int anzmöglbuchst = 30;
int schriftgr =
schriftskal(
Feldhöhe, Feldbreite, anzmöglzeilen, anzmöglbuchst, (int) (schriftgrText / printskal));
float za = (float) faktorza * (float) schriftgr;
g.setFont(new Font("Monospaced", Font.PLAIN, schriftgr));
// Zoomfaktor bestimmen
double zoomfaktor = koord.m(dpi / zoll) * einheit;
g.drawString("1 : " + Fkt.nf(zoomfaktor, 1), 0f, (float) schriftgr + 1f * za);
// drucken
paint(g);
// schongedruckt = true;
return Printable.PAGE_EXISTS;
}