Class PrintOperation

java.lang.Object
org.eclipse.draw2d.PrintOperation
Direct Known Subclasses:
PrintFigureOperation

public abstract class PrintOperation extends Object
Implementation of draw2d's printing capabilities.
  • Constructor Details

    • PrintOperation

      public PrintOperation()
      Creates a new PrintOperation
    • PrintOperation

      public PrintOperation(Printer p)
      Creates a new PrintOperation on Printer p
      Parameters:
      p - The printer to print on
  • Method Details

    • cleanup

      protected void cleanup()
      Disposes the PrinterGraphics and GC objects associated with this PrintOperation.
    • getFreshPrinterGraphics

      protected PrinterGraphics getFreshPrinterGraphics()
      Returns a new PrinterGraphics setup for the Printer associated with this PrintOperation.
      Returns:
      PrinterGraphics The new PrinterGraphics
    • getPrinter

      public Printer getPrinter()
      Returns the printer.
      Returns:
      Printer
    • getPrintRegion

      public Rectangle getPrintRegion()
      Returns a Rectangle that represents the region that can be printed to. The x, y, height, and width values are using the printers coordinates.
      Returns:
      the print region
    • preparePrintSource

      protected void preparePrintSource()
      This method contains all operations performed to sourceFigure prior to being printed.
    • printPages

      protected abstract void printPages()
      This method is responsible for printing pages. (A page is printed by calling Printer.startPage(), followed by painting to the PrinterGraphics object, and then calling Printer.endPage()).
    • restorePrintSource

      protected void restorePrintSource()
      This method contains all operations performed to sourceFigure after being printed.
    • run

      public void run(String jobName)
      Sets the print job into motion.
      Parameters:
      jobName - A String representing the name of the print job
    • setPrinter

      public void setPrinter(Printer printer)
      Sets the printer.
      Parameters:
      printer - The printer to set
    • setPrintMargin

      public void setPrintMargin(Insets margin)
      Sets the page margin in pels (logical pixels) to the passed Insets.(72 pels == 1 inch)
      Parameters:
      margin - The margin to set on the page
    • setupGraphicsForPage

      protected void setupGraphicsForPage(PrinterGraphics pg)
      Manipulates the PrinterGraphics to position it to paint in the desired region of the page. (Default is the top left corner of the page).
      Parameters:
      pg - The PrinterGraphics to setup