1. drawImage Java api stackoverflow.comdrawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer) I would like to specify a null colour for bg colour in the above method. It defaults to black. I thought ... |
2. g.drawImage(...) not working with a print graphics env. coderanch.com |
3. DrawImage Question coderanch.comI'm trying to center one image (the 'f' suffix below) onto another background image (the 'b' suffix below). gOut.drawImage(imageFore, ((heightB + heightf)/2), ((widthB - widthf)/2), ((widthB - widthf)/2), ((heightB - heightf)/2), Color.red, null); My confusion is what do the coordinates mean. The above code is from the drawImage form: public boolean drawImage(Image img, int x, inty, int width, int height) The ... |
4. how to use drawImage in an object coderanch.com/* * use: appletviewer DrawingImages.java */ import java.applet.Applet; import java.awt.*; import java.awt.event.*; public class DrawingImages extends Applet { public void init() { setLayout(new BorderLayout()); add(new ImageDrawingPanel()); } public static void main(String[] qrgs) { Applet applet = new DrawingImages(); Frame f = new Frame(); f.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } }); f.add(applet); f.setSize(400,400); f.setLocation(200,200); ... |
5. drawImage how to control scale quality coderanch.com |
6. Question about drawimage coderanch.comimport java.awt.*; import java.awt.geom.AffineTransform; import javax.swing.*; public class DrawingAnImage extends JPanel { Image image; Rectangle rect; public DrawingAnImage() { String path = "images/cougar.jpg"; image = new ImageIcon(getClass().getResource(path)).getImage(); rect = new Rectangle(100, 50, 140, 250); } protected void paintComponent(Graphics g) { super.paintComponent(g); Graphics2D g2 = (Graphics2D)g; g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC); double iw = image.getWidth(this); double ih = image.getHeight(this); AffineTransform at = new ... |
7. Question about drawImage coderanch.com |
8. Question about drawImage on jdk1.6.0 coderanch.com |
9. Incremental drawImage()??? coderanch.com |
10. Where is drawImage(...) ? coderanch.comWe extend Graphics2D internally in a private class (called SunGraphics2D, for the curious); that's where all of the real stuff happens. You might think about delegating to Graphics2D for all of the real functionality - that would allow you to specialize things as necessary and then defer to Sun's implementation to do the heavy lifting. Chet. |
11. drawImage() problem coderanch.comTrying to load an image from file and draw it in a JPanel. Just seems to draw a black rectangle instead of the image. It's a gray scale image, so I thought I could use BufferedImage.TYPE_BYTE_GRAY, i'm not going to be working in color anyway. I will just be lowering the gray scale value from 256 down and evaluating image quality. ... |
12. DrawImage with transparency ? java-forums.orgimport java.awt.Graphics; import java.awt.Window; import java.lang.reflect.Method; import javax.swing.ImageIcon; import javax.swing.JWindow; @SuppressWarnings("serial") public class JIcon extends JWindow { public ImageIcon iconImg; public JIcon(ImageIcon icon, float transLvl) { this.iconImg = icon; this.setSize(icon.getIconWidth(),icon.getIconHeight()); try { Class awtUtilitiesClass = Class.forName("com.sun.awt.AWTUtilities"); Method method = awtUtilitiesClass.getMethod("setWindowOpacity", Window.class, float.class); method.invoke(null, this, transLvl); } catch (Exception exc) { exc.printStackTrace(); } this.setVisible(true); } public void paint(Graphics g) { g.drawImage(iconImg.getImage(),0,0,this); } ... |