ar.com.tadp.xml.rinzo.jdt.eclipse.copies.PixelConverter.java Source code

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Here is the source code for ar.com.tadp.xml.rinzo.jdt.eclipse.copies.PixelConverter.java

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/*****************************************************************************
 * This file is part of Rinzo
 *
 * Author: Claudio Cancinos
 * WWW: https://sourceforge.net/projects/editorxml
 * Copyright (C): 2008, Claudio Cancinos
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; If not, see <http://www.gnu.org/licenses/>
 ****************************************************************************/
package ar.com.tadp.xml.rinzo.jdt.eclipse.copies;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontMetrics;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.widgets.Control;

public class PixelConverter {

    private final FontMetrics fFontMetrics;

    public PixelConverter(Control control) {
        this(control.getFont());
    }

    public PixelConverter(Font font) {
        GC gc = new GC(font.getDevice());
        gc.setFont(font);
        fFontMetrics = gc.getFontMetrics();
        gc.dispose();
    }

    /*
     * see org.eclipse.jface.dialogs.DialogPage#convertHeightInCharsToPixels(int)
     */
    public int convertHeightInCharsToPixels(int chars) {
        return Dialog.convertHeightInCharsToPixels(fFontMetrics, chars);
    }

    /*
     * see org.eclipse.jface.dialogs.DialogPage#convertHorizontalDLUsToPixels(int)
     */
    public int convertHorizontalDLUsToPixels(int dlus) {
        return Dialog.convertHorizontalDLUsToPixels(fFontMetrics, dlus);
    }

    /*
     * see org.eclipse.jface.dialogs.DialogPage#convertVerticalDLUsToPixels(int)
     */
    public int convertVerticalDLUsToPixels(int dlus) {
        return Dialog.convertVerticalDLUsToPixels(fFontMetrics, dlus);
    }

    /*
     * see org.eclipse.jface.dialogs.DialogPage#convertWidthInCharsToPixels(int)
     */
    public int convertWidthInCharsToPixels(int chars) {
        return Dialog.convertWidthInCharsToPixels(fFontMetrics, chars);
    }

}