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lol
Posted by: lol | April 6, 2010 @ 5:15am
Javascript Code
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package de.bht.fb6.cg1.exercise1; import java.awt.Canvas; import java.awt.Color; import java.awt.GridLayout; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JSlider; import javax.swing.JTextField; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; /** * This class represents the ColorConverter. * * An application to convert colors between differen color models. * * @author Stephan Rehfeld <rehfeld (-at-) beuth-hochschule.de> */ public class ColorConverterJFrame extends JFrame implements ChangeListener { /** * The main method. * * @param args Console parameters. This main method does not consume any parameters. */ public static void main( final String args[] ) { java.awt.EventQueue.invokeLater( new Runnable() { @Override public void run() { new ColorConverterJFrame().setVisible(true); } }); } /** * This attribute indicates that the program is currently updating the slider and should not react on value changes. */ private boolean update; /** * This is the canvas that shows the current color. */ private Canvas colorCanvas; /** * The current color. */ private Color currentColor; /** * The panel that holds all controls for RGB color. */ private JPanel rgbPanel; /** * The panel that holds all controls for YUV color. */ private JPanel yuvPanel; /** * The panel that holds all controls for CMY color. */ private JPanel cmyPanel; /** * This slider controls the r component of RGB. */ private JSlider rSlider; /** * This text field shows the current value of the r component of RGB. */ private JTextField rTextField; /** * This slider controls the g component of RGB. */ private JSlider gSlider; /** * This text field shows the current value of the g component of RGB. */ private JTextField gTextField; /** * This slider controls the b component of RGB. */ private JSlider bSlider; /** * This text field shows the current value of the b component of RGB. */ private JTextField bTextField; /** * This slider controls the y component of YUV. */ private JSlider ySlider; /** * This text field shows the current value of the y component of YUV. */ private JTextField yTextField; /** * This slider controls the u component of YUV. */ private JSlider uSlider; /** * This text field shows the current value of the u component of YUV. */ private JTextField uTextField; /** * This slider controls the v component of YUV. */ private JSlider vSlider; /** * This text field shows the current value of the v component of YUV. */ private JTextField vTextField; /** * This slider controls the c component of CMY. */ private JSlider cSlider; /** * This text field shows the current value of the c component of CMY. */ private JTextField cTextField; /** * This slider controls the m component of CMY. */ private JSlider mSlider; /** * This text field shows the current value of the m component of CMY. */ private JTextField mTextField; /** * This slider controls the y component of CMY. */ private JSlider y2Slider; /** * This text field shows the current value of the y component of CMY. */ private JTextField y2TextField; /** * This constructor creates a new Frame of the ColorConverter with the size 640x480. * It already close it self if requested and has the correct frame title. * */ public ColorConverterJFrame() { super( "Color Converter" ); this.update = false; this.setSize( 640, 480 ); this.setDefaultCloseOperation( javax.swing.WindowConstants.EXIT_ON_CLOSE ); this.setLayout( new GridLayout( 0, 1 ) ); this.currentColor = Color.WHITE; this.createColorCanvas(); this.createRGBPanel(); this.createYUVPanel(); this.createCMYPanel(); this.pack(); } /** * This method creates the color canvas */ private void createColorCanvas() { this.colorCanvas = new Canvas(); this.colorCanvas.setBackground( this.currentColor ); this.add( this.colorCanvas ); } /** * This method creates the panel for RGB */ private void createRGBPanel() { this.rgbPanel = new JPanel(); this.rgbPanel.setBorder( javax.swing.BorderFactory.createEtchedBorder() ); this.add( this.rgbPanel ); this.rgbPanel.setLayout( new GridLayout( 3, 3 ) ); final JLabel rLabel = new JLabel( "R" ); this.rgbPanel.add( rLabel ); this.rSlider = new JSlider( 0, 255, 255 ); this.rgbPanel.add( this.rSlider ); this.rSlider.addChangeListener( this ); this.rTextField = new JTextField(); this.rgbPanel.add( this.rTextField ); this.rTextField.setText( "255" ); this.rTextField.setEnabled( false ); final JLabel gLabel = new JLabel( "G" ); this.rgbPanel.add( gLabel ); this.gSlider = new JSlider( 0, 255, 255 ); this.rgbPanel.add( this.gSlider ); this.gSlider.addChangeListener( this ); this.gTextField = new JTextField(); this.rgbPanel.add( this.gTextField ); this.gTextField.setText( "255" ); this.gTextField.setEnabled( false ); final JLabel bLabel = new JLabel( "B" ); this.rgbPanel.add( bLabel ); this.bSlider = new JSlider( 0, 255, 255 ); this.rgbPanel.add( this.bSlider ); this.bSlider.addChangeListener( this ); this.bTextField = new JTextField(); this.rgbPanel.add( this.bTextField ); this.bTextField.setText( "255" ); this.bTextField.setEnabled( false ); } /** * This method creates the panel for YUV */ private void createYUVPanel() { this.yuvPanel = new JPanel(); this.yuvPanel.setBorder( javax.swing.BorderFactory.createEtchedBorder() ); this.add( this.yuvPanel ); this.yuvPanel.setLayout( new GridLayout( 3, 3 ) ); final JLabel yLabel = new JLabel( "Y" ); this.yuvPanel.add( yLabel ); this.ySlider = new JSlider( 0, 255, 255 ); this.yuvPanel.add( this.ySlider ); this.ySlider.addChangeListener( this ); this.yTextField = new JTextField(); this.yuvPanel.add( this.yTextField ); this.yTextField.setText( "255" ); this.yTextField.setEnabled( false ); final JLabel uLabel = new JLabel( "U" ); this.yuvPanel.add( uLabel ); this.uSlider = new JSlider( 0, 255, 255 ); this.yuvPanel.add( this.uSlider ); this.uSlider.addChangeListener( this ); this.uTextField = new JTextField(); this.yuvPanel.add( this.uTextField ); this.uTextField.setText( "255" ); this.uTextField.setEnabled( false ); final JLabel vLabel = new JLabel( "V" ); this.yuvPanel.add( vLabel ); this.vSlider = new JSlider( 0, 255, 255 ); this.yuvPanel.add( this.vSlider ); this.vSlider.addChangeListener( this ); this.vTextField = new JTextField(); this.yuvPanel.add( this.vTextField ); this.vTextField.setText( "255" ); this.vTextField.setEnabled( false ); } /** * This method creates the panel for RGB */ private void createCMYPanel() { this.cmyPanel = new JPanel(); this.cmyPanel.setBorder( javax.swing.BorderFactory.createEtchedBorder() ); this.add( this.cmyPanel ); this.cmyPanel.setLayout( new GridLayout( 3, 3 ) ); final JLabel cLabel = new JLabel( "C" ); this.cmyPanel.add( cLabel ); this.cSlider = new JSlider( 0, 255, 255 ); this.cmyPanel.add( this.cSlider ); this.cSlider.addChangeListener( this ); this.cTextField = new JTextField(); this.cmyPanel.add( this.cTextField ); this.cTextField.setText( "255" ); this.cTextField.setEnabled( false ); final JLabel mLabel = new JLabel( "M" ); this.cmyPanel.add( mLabel ); this.mSlider = new JSlider( 0, 255, 255 ); this.cmyPanel.add( this.mSlider ); this.mSlider.addChangeListener( this ); this.mTextField = new JTextField(); this.cmyPanel.add( this.mTextField ); this.mTextField.setText( "255" ); this.mTextField.setEnabled( false ); final JLabel y2Label = new JLabel( "Y" ); this.cmyPanel.add( y2Label ); this.y2Slider = new JSlider( 0, 255, 255 ); this.cmyPanel.add( this.y2Slider ); this.y2Slider.addChangeListener( this ); this.y2TextField = new JTextField(); this.cmyPanel.add( this.y2TextField ); this.y2TextField.setText( "255" ); this.y2TextField.setEnabled( false ); } @Override public void stateChanged( final ChangeEvent e ) { if( !this.update ) { if( e.getSource() == this.rSlider && Integer.parseInt( this.rTextField.getText() ) != this.rSlider.getValue() ) { this.rTextField.setText( "" + this.rSlider.getValue() ); this.currentColor = new Color( this.rSlider.getValue(), this.currentColor.getGreen(), this.currentColor.getBlue() ); } else if( e.getSource() == this.gSlider && Integer.parseInt( this.gTextField.getText() ) != this.gSlider.getValue() ) { this.gTextField.setText( "" + this.gSlider.getValue() ); this.currentColor = new Color( this.currentColor.getRed(), this.gSlider.getValue(), this.currentColor.getBlue() ); } else if( e.getSource() == this.bSlider && Integer.parseInt( this.bTextField.getText() ) != this.bSlider.getValue() ) { this.bTextField.setText( "" + this.bSlider.getValue() ); this.currentColor = new Color( this.currentColor.getRed(), this.currentColor.getGreen(), this.bSlider.getValue() ); } else if( e.getSource() == this.ySlider && Integer.parseInt( this.yTextField.getText() ) != this.ySlider.getValue() ) { this.yTextField.setText( "" + this.ySlider.getValue() ); this.currentColor = new Color( this.currentColor.getRed(), this.currentColor.getGreen(), this.currentColor.getBlue() ); } else if( e.getSource() == this.uSlider && Integer.parseInt( this.uTextField.getText() ) != this.uSlider.getValue() ) { this.uTextField.setText( "" + this.uSlider.getValue() ); } else if( e.getSource() == this.vSlider && Integer.parseInt( this.vTextField.getText() ) != this.vSlider.getValue() ) { this.vTextField.setText( "" + this.vSlider.getValue() ); } else if( e.getSource() == this.cSlider && Integer.parseInt( this.cTextField.getText() ) != this.cSlider.getValue() ) { this.cTextField.setText( "" + this.cSlider.getValue() ); } else if( e.getSource() == this.mSlider && Integer.parseInt( this.mTextField.getText() ) != this.mSlider.getValue() ) { this.mTextField.setText( "" + this.mSlider.getValue() ); } else if( e.getSource() == this.y2Slider && Integer.parseInt( this.y2TextField.getText() ) != this.y2Slider.getValue() ) { this.y2TextField.setText( "" + this.y2Slider.getValue() ); } this.colorCanvas.setBackground( this.currentColor ); this.update(); } } /** * This method updates all other components if one component has changed. */ private void update() { this.update = true; this.update = false; } }
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Author Comments
fail
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4.46 / 8
70 Votes
http://codebin.yi.org/573
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