/** [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; }
/** This method is required to implement the Printable interface */ public int print(Graphics g, PageFormat pageFormat, int pageIndex) throws PrinterException { if (pageIndex >= 1) { return NO_SUCH_PAGE; } Graphics2D g2 = (Graphics2D) g; Dimension cs = printTarget.getSize(); g2.translate(pageFormat.getImageableX(), pageFormat.getImageableY()); double imageableWidth = pageFormat.getImageableWidth(); double imageableHeight = pageFormat.getImageableHeight(); double scale = 1; if (cs.width >= imageableWidth) { scale = imageableWidth / cs.width; } g2.scale(scale, scale); // g2.translate((imageableWidth - cs.width)*scale/2, // (imageableHeight - cs.height)*scale/2); printTarget.paintAll(g2); return Printable.PAGE_EXISTS; }
public int print(Graphics g, PageFormat pf, int pageIndex) throws PrinterException { // Component printMe = getPrintComponent(); Graphics2D g2 = (Graphics2D) g; g2.setColor(Color.black); // set default foreground color to black // for faster printing, turn off double buffering // RepaintManager.currentManager(this).setDoubleBufferingEnabled(false); Dimension d = printComponent.getSize(); // get size of document double panelWidth = d.width; // width in pixels double panelHeight = d.height; // height in pixels double pageHeight = pf.getImageableHeight(); // height of printer page double pageWidth = pf.getImageableWidth(); // width of printer page double scale = pageWidth / panelWidth; int totalNumPages = (int) Math.ceil(scale * panelHeight / pageHeight); // make sure we don't print empty pages if (pageIndex >= totalNumPages) { return Printable.NO_SUCH_PAGE; } // shift Graphic to line up with beginning of print-imageable region g2.translate(pf.getImageableX(), pf.getImageableY()); // shift Graphic to line up with beginning of next page to print g2.translate(0f, -pageIndex * pageHeight); // scale the page so the width fits... g2.scale(scale, scale); // PRINT IT! printComponent.paint(g2); return Printable.PAGE_EXISTS; }
/** * 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; }
/** * 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; }