@Override public int print(Graphics g, PageFormat pf, int page) throws PrinterException { if (page > 0) { return NO_SUCH_PAGE; } int i = pf.getOrientation(); // get the size of the page double pageWidth = pf.getImageableWidth(); double pageHeight = pf.getImageableHeight(); double myWidth = this.getWidth(); // - borderWidth * 2; double myHeight = this.getHeight(); // - borderWidth * 2; double scaleX = pageWidth / myWidth; double scaleY = pageHeight / myHeight; double minScale = Math.min(scaleX, scaleY); Graphics2D g2d = (Graphics2D) g; g2d.translate(pf.getImageableX(), pf.getImageableY()); g2d.scale(minScale, minScale); drawPlot(g); return PAGE_EXISTS; }
public int print(Graphics g,PageFormat pf,int pageIndex) { if (pageIndex == 0) { Graphics2D g2d= (Graphics2D)g; g2d.translate(pf.getImageableX(), pf.getImageableY()); g2d.setColor(Color.black); g2d.drawString("example string", 250, 250); g2d.fillRect(0, 0, 200, 200); return Printable.PAGE_EXISTS; } else { return Printable.NO_SUCH_PAGE; } }
/** * The printing interface. * * @param g the graphic context. * @param pf the page format. * @param page the page number. * @return PAGE_EXISTS if the page has to be printed. * @throws PrinterException if a printing error occurs. */ public int print(Graphics g, PageFormat pf, int page) throws PrinterException { int npages = 0; // This might be explained as follows: // 1 - The Java printing system normally works with an internal // resolution which is 72 dpi (probably inspired by Postscript). // 2 - To have a sufficient resolution, this is increased by 16 times, // by using the scale method of the graphic object associated to the // printer. This gives a 72 dpi * 16=1152 dpi resolution. // 3 - The 0.127 mm pitch used in FidoCadJ corresponds to a 200 dpi // resolution. Calculating 1152 dpi / 200 dpi gives the 5.76 constant double xscale = 1.0 / 16; // Set 1152 logical units for an inch double yscale = 1.0 / 16; // as the standard resolution is 72 double zoom = 5.76; // act in a 1152 dpi resolution as 1:1 Graphics2D g2d = (Graphics2D) g; // User (0,0) is typically outside the imageable area, so we must // translate by the X and Y values in the PageFormat to avoid clipping if (printMirror) { g2d.translate(pf.getImageableX() + pf.getImageableWidth(), pf.getImageableY()); g2d.scale(-xscale, yscale); } else { g2d.translate(pf.getImageableX(), pf.getImageableY()); g2d.scale(xscale, yscale); } int printerWidth = (int) pf.getImageableWidth() * 16; // Perform an adjustement if we need to fit the drawing to the page. if (printFitToPage) { MapCoordinates zoomm = DrawingSize.calculateZoomToFit( cc.dmp, (int) pf.getImageableWidth() * 16, (int) pf.getImageableHeight() * 16, false); zoom = zoomm.getXMagnitude(); } MapCoordinates m = new MapCoordinates(); m.setMagnitudes(zoom, zoom); PointG o = new PointG(0, 0); int imageWidth = DrawingSize.getImageSize(cc.dmp, zoom, false, o).width; npages = (int) Math.floor((imageWidth - 1) / (double) printerWidth); // Check if we need more than one page if (printerWidth < imageWidth) { g2d.translate(-(printerWidth * page), 0); } // Check if printing is finished. if (page > npages) { return NO_SUCH_PAGE; } // Now we perform our rendering cc.drawingAgent.draw(new Graphics2DSwing(g2d), m); /* tell the caller that this page is part of the printed document */ return PAGE_EXISTS; }