TextLabelImpl.java

/*
 * Copyright (c) 2010, Michael Grossmann
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package org.jowidgets.spi.impl.swing.common.widgets;

import java.awt.FontMetrics;
import java.awt.Rectangle;

import javax.swing.Icon;
import javax.swing.JLabel;
import javax.swing.plaf.metal.MetalLabelUI;

import org.jowidgets.common.color.IColorConstant;
import org.jowidgets.common.types.EllipsisMode;
import org.jowidgets.common.types.Markup;
import org.jowidgets.spi.impl.swing.common.util.AlignmentConvert;
import org.jowidgets.spi.impl.swing.common.util.FontProvider;
import org.jowidgets.spi.widgets.ITextLabelSpi;
import org.jowidgets.spi.widgets.setup.ITextLabelSetupSpi;

public class TextLabelImpl extends SwingControl implements ITextLabelSpi {

    public TextLabelImpl(final ITextLabelSetupSpi setup) {
        super(new JLabel(setup.getText()));

        setText(setup.getText());
        setToolTipText(setup.getToolTipText());

        setMarkup(setup.getMarkup());

        getUiReference().setHorizontalAlignment(AlignmentConvert.convert(setup.getAlignment()));

        if (EllipsisMode.DISABLED.equals(setup.getEllipsisMode())) {
            getUiReference().setUI(new MetalLabelUI() {
                @Override
                protected String layoutCL(
                    final JLabel label,
                    final FontMetrics fontMetrics,
                    final String text,
                    final Icon icon,
                    final Rectangle viewR,
                    final Rectangle iconR,
                    final Rectangle textR) {
                    super.layoutCL(label, fontMetrics, text, icon, viewR, iconR, textR);
                    return text;
                }
            });
        }
        else if (EllipsisMode.LEFT.equals(setup.getEllipsisMode())) {
            getUiReference().setUI(new MetalLabelUI() {
                @Override
                protected String layoutCL(
                    final JLabel label,
                    final FontMetrics fontMetrics,
                    final String text,
                    final Icon icon,
                    final Rectangle viewR,
                    final Rectangle iconR,
                    final Rectangle textR) {
                    super.layoutCL(label, fontMetrics, text, icon, viewR, iconR, textR);
                    //TODO render left ellipse mode correctly
                    return text;
                }
            });
        }
        else if (EllipsisMode.CENTER.equals(setup.getEllipsisMode())) {
            getUiReference().setUI(new MetalLabelUI() {
                @Override
                protected String layoutCL(
                    final JLabel label,
                    final FontMetrics fontMetrics,
                    final String text,
                    final Icon icon,
                    final Rectangle viewR,
                    final Rectangle iconR,
                    final Rectangle textR) {
                    super.layoutCL(label, fontMetrics, text, icon, viewR, iconR, textR);
                    //TODO render center ellipse mode correctly
                    return text;
                }
            });
        }

    }

    @Override
    public JLabel getUiReference() {
        return (JLabel) super.getUiReference();
    }

    @Override
    public void setText(String text) {
        //allow line breaks by using html
        if (text != null && text.contains("\n")) {
            text = "<html>" + text.replace("\n", "<br>") + "</html>";
        }
        getUiReference().setText(text);
    }

    @Override
    public void setToolTipText(final String text) {
        getUiReference().setToolTipText(text);
    }

    @Override
    public void setMarkup(final Markup markup) {
        final JLabel label = getUiReference();
        label.setFont(FontProvider.deriveFont(label.getFont(), markup));
    }

    @Override
    public void setFontSize(final int size) {
        getUiReference().setFont(FontProvider.deriveFont(getUiReference().getFont(), size));
    }

    @Override
    public void setFontName(final String fontName) {
        getUiReference().setFont(FontProvider.deriveFont(getUiReference().getFont(), fontName));
    }

    @Override
    public void setBackgroundColor(final IColorConstant colorValue) {
        if (colorValue != null) {
            getUiReference().setOpaque(true);
            super.setBackgroundColor(colorValue);
        }
    }

}