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| public int print(Graphics g, PageFormat pageFormat, int pageIndex)throws PrinterException {
Graphics2D g2 = (Graphics2D)g;
g2.setColor(Color.black);
int i=0;
int fontHeight = g2.getFontMetrics().getHeight();
int fontDescent = g2.getFontMetrics().getDescent();
// laisser de l'espace pour le numero de page
double pageHeight = pageFormat.getImageableHeight() - fontHeight;
double pageWidth = pageFormat.getImageableWidth();
double tableWidth = (double)tableView.getColumnModel().getTotalColumnWidth();
double scale = 1;
if (tableWidth >= pageWidth) {
scale = pageWidth / tableWidth;
}
while (tableView.getValueAt(i,0) != null)
i++;
double headerHeightOnPage = tableView.getTableHeader().getHeight()*scale;
double tableWidthOnPage = tableWidth * scale;
double oneRowHeight = (tableView.getRowHeight() + tableView.getRowMargin())*scale;
int numRowsOnAPage = (int)((pageHeight-headerHeightOnPage) / oneRowHeight);
double pageHeightForTable = oneRowHeight * numRowsOnAPage;
int totalNumPages = (int)Math.ceil(((double)i) / numRowsOnAPage);
if (pageIndex >= totalNumPages)
return NO_SUCH_PAGE;
g2.translate(pageFormat.getImageableX(), pageFormat.getImageableY());
// en bas au centre
g2.drawString("Page: " + (pageIndex +1),(int)pageWidth/2 - 35, (int)(pageHeight + fontHeight - fontDescent));
g2.translate(0f, headerHeightOnPage);
g2.translate(0f, -pageIndex*pageHeightForTable);
// si cette partie de la page est plus petite
// que la taille disponible, alors découper les contours appropriés
if (pageIndex + 1 == totalNumPages) {
int lastRowPrinted = numRowsOnAPage * pageIndex;
int numRowsLeft = i - lastRowPrinted;
//g2.setClip(0, (int)(pageHeightForTable * pageIndex),(int)Math.ceil(tableWidthOnPage),(int)Math.ceil(oneRowHeight * numRowsLeft));
g2.setClip(0, 0,(int)Math.ceil(tableWidthOnPage),(int)Math.ceil(oneRowHeight * numRowsLeft));
}
// sinon découper la zone disponible toute entière
else {
g2.setClip(0, (int)(pageHeightForTable * pageIndex),(int)Math.ceil(tableWidthOnPage),(int)Math.ceil(pageHeightForTable));
}
g2.scale(scale, scale);
tableView.paint(g2);
// dessiner les entêtes en haut
g2.scale(1/scale, 1/scale);
g2.translate(0f, pageIndex*pageHeightForTable);
g2.translate(0f, -headerHeightOnPage);
g2.setClip(0, 0,(int)Math.ceil(tableWidthOnPage),(int)Math.ceil(headerHeightOnPage));
g2.scale(scale, scale);
tableView.getTableHeader().paint(g2);
/****************************************/
g2.scale(1/scale,1/scale);
g2.translate(0f, fontHeight/2+50);
g2.setClip(0, 0,(int) Math.ceil(tableWidthOnPage),(int)Math.ceil(headerHeightOnPage));
g2.scale(scale,scale);
g2.drawString("YYYYYYYYYY",0f,fontHeight-fontDescent);
g2.translate(0f, -headerHeightOnPage-20);
g2.setClip(0, 0,(int) Math.ceil(tableWidthOnPage),(int)Math.ceil(headerHeightOnPage+10));
g2.drawString("XXXXXXXXX",0f,fontHeight-fontDescent);
/****************************************/
return Printable.PAGE_EXISTS;
}
**une methode void print():
public void print() {
printJob.setPrintable(this, pageFormat);
try {
if(printJob.printDialog()) {
Paper paper = pageFormat.getPaper();
Paper save = pageFormat.getPaper();
paper.setImageableArea(paper.getImageableX(), paper.getImageableY(), paper.getWidth() - (paper.getImageableX()+ 47.0), paper.getHeight() - (paper.getImageableY()+ 47.0));
pageFormat.setPaper(paper);
printJob.print();
pageFormat.setPaper(save);
}
} catch(PrinterException pe) {
System.out.println("Erreur lors de l'impression du document: " + toString());
}
} |
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