net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/util/PixelConverter.java

   1 package net.sourceforge.phpdt.internal.ui.util;
   2
   3 import org.eclipse.jface.dialogs.Dialog;
   4 import org.eclipse.swt.graphics.FontMetrics;
   5 import org.eclipse.swt.graphics.GC;
   6 import org.eclipse.swt.widgets.Control;
   7
   8 public class PixelConverter {
   9
  10         private FontMetrics fFontMetrics;
  11
  12         public PixelConverter(Control control) {
  13                 GC gc = new GC(control);
  14                 gc.setFont(control.getFont());
  15                 fFontMetrics = gc.getFontMetrics();
  16                 gc.dispose();
  17         }
  18
  19         //private FontMetrics fgFontMetrics;
  20
  21         /**
  22          * @see org.eclipse.jface.dialogs.DialogPage#convertHeightInCharsToPixels(int)
  23          */
  24         public int convertHeightInCharsToPixels(int chars) {
  25                 return Dialog.convertHeightInCharsToPixels(fFontMetrics, chars);
  26         }
  27
  28         /**
  29          * @see org.eclipse.jface.dialogs.DialogPage#convertHorizontalDLUsToPixels(int)
  30          */
  31         public int convertHorizontalDLUsToPixels(int dlus) {
  32                 return Dialog.convertHorizontalDLUsToPixels(fFontMetrics, dlus);
  33         }
  34
  35         /**
  36          * @see org.eclipse.jface.dialogs.DialogPage#convertVerticalDLUsToPixels(int)
  37          */
  38         public int convertVerticalDLUsToPixels(int dlus) {
  39                 return Dialog.convertVerticalDLUsToPixels(fFontMetrics, dlus);
  40         }
  41
  42         /**
  43          * @see org.eclipse.jface.dialogs.DialogPage#convertWidthInCharsToPixels(int)
  44          */
  45         public int convertWidthInCharsToPixels(int chars) {
  46                 return Dialog.convertWidthInCharsToPixels(fFontMetrics, chars);
  47         }
  48
  49 }