| \r\n'; - } - tableDef += ' |
| \r\n'; + } + tableDef += ' |
Access is denied for the console session. Please close the window and retry again
", - "Access is denied for the console session. Please close the window and retry again
", + "BuffereImageCanvas component represents frame buffer image on the
- * screen. It also notifies its subscribers when screen is repainted.
+ * A BuffereImageCanvas component represents frame buffer image on
+ * the screen. It also notifies its subscribers when screen is repainted.
*/
public class BufferedImageCanvas extends Canvas implements FrameBufferCanvas {
- private static final long serialVersionUID = 1L;
+ private static final long serialVersionUID = 1L;
- // Offline screen buffer
- private BufferedImage offlineImage;
-
- // Cached Graphics2D object for offline screen buffer
- private Graphics2D graphics;
+ // Offline screen buffer
+ private BufferedImage offlineImage;
- private PaintNotificationListener listener;
+ // Cached Graphics2D object for offline screen buffer
+ private Graphics2D graphics;
- public BufferedImageCanvas(PaintNotificationListener listener, int width, int height) {
- super();
- this.listener = listener;
+ private PaintNotificationListener listener;
- setBackground(Color.black);
-
- setFocusable(true);
+ public BufferedImageCanvas(PaintNotificationListener listener, int width, int height) {
+ super();
+ this.listener = listener;
- // Don't intercept TAB key
- setFocusTraversalKeysEnabled(false);
+ setBackground(Color.black);
- setCanvasSize(width, height);
- }
+ setFocusable(true);
- public void setCanvasSize(int width, int height) {
- this.offlineImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
- graphics = offlineImage.createGraphics();
+ // Don't intercept TAB key
+ setFocusTraversalKeysEnabled(false);
- setSize(offlineImage.getWidth(), offlineImage.getHeight());
- }
-
- @Override
- public void update(Graphics g) {
- // Call paint() directly, without clearing screen first
- paint(g);
- }
-
- @Override
- public void paint(Graphics g) {
- // Only part of image, requested with repaint(Rectangle), will be
- // painted on screen.
- synchronized(offlineImage) {
- g.drawImage(offlineImage, 0, 0, this);
+ setCanvasSize(width, height);
}
- // Notify server that update is painted on screen
- listener.imagePaintedOnScreen();
- }
- public BufferedImage getOfflineImage() {
- return offlineImage;
- }
+ public void setCanvasSize(int width, int height) {
+ this.offlineImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
+ graphics = offlineImage.createGraphics();
- public Graphics2D getOfflineGraphics() {
- return graphics;
- }
-
- public void copyTile(Graphics2D g, int x, int y, Rectangle rc) {
- synchronized(offlineImage) {
- g.drawImage(offlineImage, x, y, x + rc.width, y + rc.height,
- rc.x, rc.y, rc.x + rc.width, rc.y + rc.height, null);
- }
- }
-
- @Override
- public Image getFrameBufferScaledImage(int width, int height) {
- if(offlineImage != null)
- return offlineImage.getScaledInstance(width, height, Image.SCALE_DEFAULT);
- return null;
- }
-
- @Override
- public byte[] getFrameBufferJpeg() {
- int width = 800;
- int height = 600;
-
- width = offlineImage.getWidth();
- height = offlineImage.getHeight();
-
- BufferedImage bufferedImage = new BufferedImage(width, height,
- BufferedImage.TYPE_3BYTE_BGR);
- Graphics2D g = bufferedImage.createGraphics();
- synchronized(offlineImage) {
- g.drawImage(offlineImage, 0, 0, width, height, 0, 0, width, height, null);
- }
-
- byte[] imgBits = null;
- try {
- imgBits = ImageHelper.jpegFromImage(bufferedImage);
- } catch (IOException e) {
- }
- return imgBits;
- }
-
- @Override
- public byte[] getTilesMergedJpeg(List