case-study/jdt-before/internal compatibility/org/eclipse/jdt/internal/ui/util/PixelConverter.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2010 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.ui.util;
  12
  13 import org.eclipse.swt.graphics.Font;
  14 import org.eclipse.swt.graphics.FontMetrics;
  15 import org.eclipse.swt.graphics.GC;
  16 import org.eclipse.swt.widgets.Control;
  17
  18 import org.eclipse.jface.dialogs.Dialog;
  19
  20
  21 /**
  22  * DO NOT REMOVE, used in a product.
  23  * @deprecated As of 3.5, replaced by {@link org.eclipse.jface.layout.PixelConverter}
  24  */
  25 public class PixelConverter {
  26
  27         private final FontMetrics fFontMetrics;
  28
  29         public PixelConverter(Control control) {
  30                 this(control.getFont());
  31         }
  32
  33         public PixelConverter(Font font) {
  34                 GC gc = new GC(font.getDevice());
  35                 gc.setFont(font);
  36                 fFontMetrics= gc.getFontMetrics();
  37                 gc.dispose();
  38         }
  39
  40         /*
  41          * see org.eclipse.jface.dialogs.DialogPage#convertHeightInCharsToPixels(int)
  42          */
  43         public int convertHeightInCharsToPixels(int chars) {
  44                 return Dialog.convertHeightInCharsToPixels(fFontMetrics, chars);
  45         }
  46
  47         /*
  48          * see org.eclipse.jface.dialogs.DialogPage#convertHorizontalDLUsToPixels(int)
  49          */
  50         public int convertHorizontalDLUsToPixels(int dlus) {
  51                 return Dialog.convertHorizontalDLUsToPixels(fFontMetrics, dlus);
  52         }
  53
  54         /*
  55          * see org.eclipse.jface.dialogs.DialogPage#convertVerticalDLUsToPixels(int)
  56          */
  57         public int convertVerticalDLUsToPixels(int dlus) {
  58                 return Dialog.convertVerticalDLUsToPixels(fFontMetrics, dlus);
  59         }
  60
  61         /*
  62          * see org.eclipse.jface.dialogs.DialogPage#convertWidthInCharsToPixels(int)
  63          */
  64         public int convertWidthInCharsToPixels(int chars) {
  65                 return Dialog.convertWidthInCharsToPixels(fFontMetrics, chars);
  66         }
  67
  68 }