61 lines
1.9 KiB
Java
61 lines
1.9 KiB
Java
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Compositing
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package com.ack.gui.awt.geometry;
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import java.awt.*;
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import java.awt.event.WindowAdapter;
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import java.awt.event.WindowEvent;
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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public class Compositing extends Frame {
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public static void main( String[] argv ) {
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Compositing myExample = new Compositing( "Compositing Shapes" );
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}
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public Compositing( String title ) {
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super( title );
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setSize( 300, 180 );
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addWindowListener( new WindowAdapter() {
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public void windowClosing( WindowEvent we ) {
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dispose();
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System.exit( 0 );
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}
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} );
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setVisible( true );
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}
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public void paint( Graphics g ) {
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Graphics2D g2d = (Graphics2D) g;
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Rectangle2D rect1 = new Rectangle2D.Double( 32, 42, 200, 130 );
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Rectangle2D rect2 = new Rectangle2D.Double( 164, 42, 100, 100 );
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g2d.setColor( Color.cyan );
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g2d.fill( rect1 );
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g2d.setPaint( loadTextureResource( "1.gif" ) );
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g2d.setComposite( AlphaComposite.getInstance( AlphaComposite.SRC_OVER, .5f ) );
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g2d.fill( rect2 );
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}
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public TexturePaint loadTextureResource( String absfilename ) {
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MediaTracker tracker = new MediaTracker( this );
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Image imtexture = Toolkit.getDefaultToolkit().getImage( absfilename );
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tracker.addImage( imtexture, 0 );
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try {
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tracker.waitForID( 0 );
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int width = imtexture.getWidth( this );
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int height = imtexture.getHeight( this );
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System.out.println( "width" + width + " height =" + height );
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BufferedImage buffImg = new
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BufferedImage( width, height, BufferedImage.TYPE_INT_ARGB );
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Graphics g = buffImg.getGraphics();
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g.drawImage( imtexture, 0, 0, this );
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return new TexturePaint( buffImg, new Rectangle2D.Double( 0, 0, width, height ) );
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}
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catch( Exception e ) {
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System.out.println( "Exception on Image-Texture Loading" );
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}
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return null;
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}
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}
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