Java Code Examples for javax.print.attribute.PrintRequestAttributeSet#containsKey()

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Example 1

Source File: Java14PrintUtil.java From pentaho-reporting with GNU Lesser General Public License v2.1

6 votes

/**
 * This tests, whether the given attribute set defines the same page properties as the given JFreeReport object.
 * <p/>
 * While showing the print dialog, the user has the chance to alter the page format of the print job. When that
 * happens, we have to repaginate the whole report, which may render the users page range input invalid. In that case,
 * we will have to redisplay the dialog.
 *
 * @param attributes
 * @param report
 * @return
 */
public static int isValidConfiguration( final PrintRequestAttributeSet attributes, final MasterReport report ) {
  final PrintRequestAttributeSet reportAttributes = copyConfiguration( null, report );
  // now, compare that minimal set with the given attribute collection.

  final Attribute[] printAttribs = reportAttributes.toArray();
  boolean invalidConfig = false;
  for ( int i = 0; i < printAttribs.length; i++ ) {
    final Attribute attrib = printAttribs[i];
    if ( attributes.containsValue( attrib ) == false ) {
      invalidConfig = true;
      break;
    }
  }

  if ( invalidConfig == false ) {
    return CONFIGURATION_VALID;
  }
  if ( attributes.containsKey( PageRanges.class ) ) {
    return CONFIGURATION_SHOW_DIALOG;
  }
  return CONFIGURATION_REPAGINATE;
}

Example 2

Source File: JRPrintServiceExporter.java From jasperreports with GNU Lesser General Public License v3.0

4 votes

private void setOrientation(JasperPrint jPrint,PrintRequestAttributeSet printRequestAttributeSet)
{
	if (!printRequestAttributeSet.containsKey(MediaPrintableArea.class))
	{
		int printableWidth;
		int printableHeight;
		switch (jPrint.getOrientationValue())
		{
			case LANDSCAPE:
				printableWidth = jPrint.getPageHeight();
				printableHeight = jPrint.getPageWidth();
				break;
			default:
				printableWidth = jPrint.getPageWidth();
				printableHeight = jPrint.getPageHeight();
				break;
		}
		
		printRequestAttributeSet.add(
			new MediaPrintableArea(
				0f, 
				0f, 
				printableWidth / 72f,
				printableHeight / 72f,
				MediaPrintableArea.INCH
				)
			);
	}

	if (!printRequestAttributeSet.containsKey(OrientationRequested.class))
	{
		OrientationRequested orientation;
		switch (jPrint.getOrientationValue())
		{
			case LANDSCAPE:
				orientation = OrientationRequested.LANDSCAPE;
				break;
			default:
				orientation = OrientationRequested.PORTRAIT;
				break;
		}
		printRequestAttributeSet.add(orientation);
	}
	
}