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// JPMTest - test program for the ACME Java pixmap utilities
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//
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// Copyright (C) 1996 by Jef Poskanzer <jef@acme.com>. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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// SUCH DAMAGE.
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//
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// Visit the ACME Labs Java page for up-to-date versions of this and other
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// fine Java utilities: http://www.acme.com/java/
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package Acme.JPM;
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import java.awt.*;
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import java.io.*;
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import Acme.JPM.Filters.*;
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import Acme.JPM.Encoders.*;
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import Acme.Widgets.*;
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/// Test program for the ACME Java pixmap utilities.
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// <P>
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// <A HREF="/resources/classes/Acme/JPM/JPMTest.java">Fetch the software.</A><BR>
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// <A HREF="/resources/classes/Acme.tar.gz">Fetch the entire Acme package.</A>
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public class JPMTest extends Frame
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{
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private static JPMTest jpmTest;
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public static void main( String[] args )
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{
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if ( args.length != 1 )
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{
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System.err.println( "usage: JPMTest [filename]" );
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System.exit( 1 );
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}
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jpmTest = new JPMTest( args[0] );
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}
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private ImageLabel origImageLabel, filt1ImageLabel, filt2ImageLabel;
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private Image origImage, filt1Image, filt2Image;
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private Choice filt1Choice, filt2Choice, outputChoice;
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/// Constructor.
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public JPMTest( String fileName )
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{
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setTitle( "JPMTest" );
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GridBagLayout gb = new GridBagLayout();
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setLayout( gb );
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GridBagConstraints gbc = new GridBagConstraints();
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gbc.gridwidth = GridBagConstraints.REMAINDER;
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gbc.insets = new Insets( 5, 5, 5, 5 );
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Panel panel = new Panel();
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GridBagLayout gb2 = new GridBagLayout();
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panel.setLayout( gb2 );
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GridBagConstraints gbc2 = new GridBagConstraints();
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gbc2.insets = new Insets( 5, 5, 5, 5 );
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Label label = new Label( fileName );
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gbc2.gridwidth = 1;
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gb2.setConstraints( label, gbc2 );
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panel.add( label );
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filt1Choice = new Choice();
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addChoiceItems( filt1Choice );
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gbc2.gridwidth = 1;
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gb2.setConstraints( filt1Choice, gbc2 );
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panel.add( filt1Choice );
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filt2Choice = new Choice();
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addChoiceItems( filt2Choice );
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gbc2.gridwidth = GridBagConstraints.REMAINDER;
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gb2.setConstraints( filt2Choice, gbc2 );
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panel.add( filt2Choice );
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origImageLabel = new ImageLabel( Acme.GuiUtils.brokenIcon( this ) );
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gbc2.gridwidth = 1;
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gb2.setConstraints( origImageLabel, gbc2 );
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panel.add( origImageLabel );
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filt1ImageLabel = new ImageLabel( Acme.GuiUtils.brokenIcon( this ) );
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gbc2.gridwidth = 1;
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gb2.setConstraints( filt1ImageLabel, gbc2 );
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panel.add( filt1ImageLabel );
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filt2ImageLabel = new ImageLabel( Acme.GuiUtils.brokenIcon( this ) );
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gbc2.gridwidth = GridBagConstraints.REMAINDER;
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gb2.setConstraints( filt2ImageLabel, gbc2 );
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panel.add( filt2ImageLabel );
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gb.setConstraints( panel, gbc );
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add( panel );
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panel = new Panel();
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gb2 = new GridBagLayout();
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panel.setLayout( gb2 );
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outputChoice = new Choice();
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outputChoice.addItem( "GIF" );
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outputChoice.addItem( "PPM" );
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gbc2.gridwidth = 1;
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gb2.setConstraints( outputChoice, gbc2 );
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panel.add( outputChoice );
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Button button = new Button( "Write" );
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gbc2.gridwidth = 1;
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gb2.setConstraints( button, gbc2 );
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panel.add( button );
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button = new Button( "Quit" );
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gbc2.gridwidth = GridBagConstraints.REMAINDER;
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gb2.setConstraints( button, gbc2 );
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panel.add( button );
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gb.setConstraints( panel, gbc );
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add( panel );
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pack();
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validate();
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show();
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origImage = getToolkit().getImage( fileName );
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origImageLabel.setImage( origImage );
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filt1Choice.select( NONE );
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filt2Choice.select( NONE );
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filter1();
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filter2();
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}
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private void addChoiceItems( Choice choice )
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{
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// These items must match the order of the enumeration.
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choice.addItem( "NONE" );
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choice.addItem( "Shrink 2" );
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choice.addItem( "Enlarge 2" );
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choice.addItem( "ScaleCopy 0.51" );
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choice.addItem( "ScaleCopy 1.99" );
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choice.addItem( "Oil" );
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choice.addItem( "Smooth 2" );
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choice.addItem( "EdgeDetect" );
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choice.addItem( "Gamma 2" );
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choice.addItem( "Tile 400" );
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choice.addItem( "Flip -lr" );
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choice.addItem( "Flip -tb" );
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choice.addItem( "Flip -cw" );
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choice.addItem( "Invert" );
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choice.addItem( "Margin" );
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choice.addItem( "Shear 30" );
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choice.addItem( "Rotate 30" );
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}
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/// Event handler.
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public boolean handleEvent( Event evt )
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{
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switch ( evt.id )
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{
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case Event.ACTION_EVENT:
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if ( evt.arg.equals( "Quit" ) )
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System.exit( 0 );
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else if ( evt.arg.equals( "Write" ) )
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write();
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else if ( evt.target == filt1Choice )
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{
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filter1();
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filter2();
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}
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else if ( evt.target == filt2Choice )
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filter2();
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break;
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}
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return super.handleEvent( evt );
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}
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// This must match the order of the choice items.
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private static final int GIF = 0;
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private static final int PPM = 1;
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private void write()
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{
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try
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{
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ImageEncoder encoder = null;
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switch ( outputChoice.getSelectedIndex() )
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{
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case GIF:
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encoder = new GifEncoder( filt2Image.getSource(), System.out );
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break;
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case PPM:
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encoder = new PpmEncoder( filt2Image.getSource(), System.out );
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break;
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}
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encoder.encode();
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}
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catch ( IOException e )
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{
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System.err.println( e.toString() );
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}
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}
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// This must match the order of the choice items.
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private static final int NONE = 0;
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private static final int SHRINK2 = 1;
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private static final int ENLARGE2 = 2;
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private static final int SCALE051 = 3;
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private static final int SCALE199 = 4;
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private static final int OIL = 5;
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private static final int SMOOTH2 = 6;
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private static final int EDGEDETECT = 7;
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private static final int GAMMA2 = 8;
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private static final int TILE400 = 9;
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private static final int FLIPLR = 10;
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private static final int FLIPTB = 11;
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private static final int FLIPCW = 12;
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private static final int INVERT = 13;
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private static final int MARGIN = 14;
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private static final int SHEAR30 = 15;
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private static final int ROTATE30 = 16;
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private void filter1()
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{
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filt1Image = filterImage( filt1Choice.getSelectedIndex(), origImage );
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filt1ImageLabel.setImage( filt1Image );
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}
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private void filter2()
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{
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filt2Image = filterImage( filt2Choice.getSelectedIndex(), filt1Image );
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filt2ImageLabel.setImage( filt2Image );
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}
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private Image filterImage( int which, Image image )
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{
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switch ( which )
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{
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case NONE:
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return image;
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case SHRINK2:
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return JPMUtils.filterImage(
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this, new Shrink( image.getSource(), 2 ) );
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case ENLARGE2:
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return JPMUtils.filterImage(
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this, new Enlarge( image.getSource(), 2 ) );
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case SCALE051:
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return JPMUtils.filterImage(
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this, new ScaleCopy( image.getSource(), 0.51 ) );
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case SCALE199:
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return JPMUtils.filterImage(
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this, new ScaleCopy( image.getSource(), 1.99 ) );
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case OIL:
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return JPMUtils.filterImage(
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this, new Oil( image.getSource() ) );
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case SMOOTH2:
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return JPMUtils.filterImage(
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this, new Smooth( image.getSource(), 2 ) );
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case EDGEDETECT:
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return JPMUtils.filterImage(
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this, new EdgeDetect( image.getSource() ) );
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case GAMMA2:
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return JPMUtils.filterImage(
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this, new Gamma( image.getSource(), 2.0 ) );
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case TILE400:
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return JPMUtils.filterImage(
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this, new Tile( image.getSource(), 400, 400 ) );
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case FLIPLR:
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return JPMUtils.filterImage(
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this, new Flip( image.getSource(), Flip.FLIP_LR ) );
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case FLIPTB:
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return JPMUtils.filterImage(
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this, new Flip( image.getSource(), Flip.FLIP_TB ) );
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case FLIPCW:
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return JPMUtils.filterImage(
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this, new Flip( image.getSource(), Flip.FLIP_CW ) );
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case INVERT:
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return JPMUtils.filterImage(
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this, new Invert( image.getSource() ) );
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case MARGIN:
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return JPMUtils.filterImage(
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this, new Margin( image.getSource(), Color.black, 10 ) );
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case SHEAR30:
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return JPMUtils.filterImage(
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this, new Shear( image.getSource(), 30.0 ) );
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case ROTATE30:
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return JPMUtils.filterImage(
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this, new Rotate( image.getSource(), 30.0 ) );
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}
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return null;
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}
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}
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