/*
* Copyright 2015 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pdfbox.debugger.colorpane;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import java.io.IOException;
import javax.swing.BoxLayout;
import javax.swing.JLabel;
import javax.swing.JPanel;
import org.apache.pdfbox.cos.COSArray;
import org.apache.pdfbox.pdmodel.graphics.color.PDColorSpace;
import org.apache.pdfbox.pdmodel.graphics.color.PDPattern;
/**
*
* @author Tilman Hausherr
*
* Simple pane to show a title and detail on the color spaces that have no visual "magic".
*/
public class CSArrayBased
{
private JPanel panel;
private PDColorSpace colorSpace = null;
private int numberOfComponents = 0;
private String errmsg = "";
public CSArrayBased(COSArray array)
{
try
{
colorSpace = PDColorSpace.create(array);
if (!(colorSpace instanceof PDPattern))
{
numberOfComponents = colorSpace.getNumberOfComponents();
}
}
catch (IOException ex)
{
errmsg = ex.getMessage();
}
initUI();
}
private void initUI()
{
panel = new JPanel();
panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
panel.setPreferredSize(new Dimension(300, 500));
if (colorSpace == null)
{
JLabel error = new JLabel(errmsg);
error.setAlignmentX(Component.CENTER_ALIGNMENT);
error.setFont(new Font(Font.MONOSPACED, Font.BOLD, 15));
panel.add(error);
return;
}
JLabel colorSpaceLabel = new JLabel(colorSpace.getName() + " colorspace");
colorSpaceLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
colorSpaceLabel.setFont(new Font(Font.MONOSPACED, Font.BOLD, 30));
panel.add(colorSpaceLabel);
if (numberOfComponents > 0)
{
JLabel colorCountLabel = new JLabel("Component Count: " + numberOfComponents);
colorCountLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
colorCountLabel.setFont(new Font(Font.MONOSPACED, Font.BOLD, 20));
panel.add(colorCountLabel);
}
}
/**
* return the main panel that hold all the UI elements.
*
* @return JPanel instance
*/
public Component getPanel()
{
return panel;
}
}