Java IIOReadUpdateListener.passStarted方法代码示例

import javax.imageio.event.IIOReadUpdateListener; //导入方法依赖的package包/类
/**
 * Broadcasts the beginning of a progressive pass to all
 * registered <code>IIOReadUpdateListener</code>s by calling their
 * <code>passStarted</code> method.  Subclasses may use this
 * method as a convenience.
 *
 * @param theImage the <code>BufferedImage</code> being updated.
 * @param pass the index of the current pass, starting with 0.
 * @param minPass the index of the first pass that will be decoded.
 * @param maxPass the index of the last pass that will be decoded.
 * @param minX the X coordinate of the upper-left pixel included
 * in the pass.
 * @param minY the X coordinate of the upper-left pixel included
 * in the pass.
 * @param periodX the horizontal separation between pixels.
 * @param periodY the vertical separation between pixels.
 * @param bands an array of <code>int</code>s indicating the
 * set of affected bands of the destination.
 */
protected void processPassStarted(BufferedImage theImage,
                                  int pass,
                                  int minPass, int maxPass,
                                  int minX, int minY,
                                  int periodX, int periodY,
                                  int[] bands) {
    if (updateListeners == null) {
        return;
    }
    int numListeners = updateListeners.size();
    for (int i = 0; i < numListeners; i++) {
        IIOReadUpdateListener listener =
            (IIOReadUpdateListener)updateListeners.get(i);
        listener.passStarted(this, theImage, pass,
                             minPass,
                             maxPass,
                             minX, minY,
                             periodX, periodY,
                             bands);
    }
}
 

import javax.imageio.event.IIOReadUpdateListener; //导入方法依赖的package包/类
/**
 * Broadcasts the beginning of a progressive pass to all
 * registered {@code IIOReadUpdateListener}s by calling their
 * {@code passStarted} method.  Subclasses may use this
 * method as a convenience.
 *
 * @param theImage the {@code BufferedImage} being updated.
 * @param pass the index of the current pass, starting with 0.
 * @param minPass the index of the first pass that will be decoded.
 * @param maxPass the index of the last pass that will be decoded.
 * @param minX the X coordinate of the upper-left pixel included
 * in the pass.
 * @param minY the X coordinate of the upper-left pixel included
 * in the pass.
 * @param periodX the horizontal separation between pixels.
 * @param periodY the vertical separation between pixels.
 * @param bands an array of {@code int}s indicating the
 * set of affected bands of the destination.
 */
protected void processPassStarted(BufferedImage theImage,
                                  int pass,
                                  int minPass, int maxPass,
                                  int minX, int minY,
                                  int periodX, int periodY,
                                  int[] bands) {
    if (updateListeners == null) {
        return;
    }
    int numListeners = updateListeners.size();
    for (int i = 0; i < numListeners; i++) {
        IIOReadUpdateListener listener =
            updateListeners.get(i);
        listener.passStarted(this, theImage, pass,
                             minPass,
                             maxPass,
                             minX, minY,
                             periodX, periodY,
                             bands);
    }
}
 

import javax.imageio.event.IIOReadUpdateListener; //导入方法依赖的package包/类
protected void processPassStarted(final BufferedImage theImage,
                final int pass, final int minPass, final int maxPass,
                final int minX, final int minY, final int periodX,
                final int periodY, final int[] bands) {
    if (updateListeners != null) {
        for (final IIOReadUpdateListener listener : updateListeners) {
            listener.passStarted(this, theImage, pass, minPass, maxPass,
                minX, minY, periodX, periodY, bands);
        }
    }
}
 

import javax.imageio.event.IIOReadUpdateListener; //导入方法依赖的package包/类
/**
 * Notifies all installed read update listeners, by calling their
 * passStarted methods, that a new pass has begun.
 *
 * @param image the buffered image that is being updated
 * @param pass the current pass number
 * @param minPass the pass at which decoding will begin
 * @param maxPass the pass at which decoding will end
 * @param minX the X coordinate of the top-left pixel in this pass
 * @param minY the Y coordinate of the top-left pixel in this pass
 * @param width the total width of the rectangle covered by this
 * pass, including skipped pixels
 * @param height the total height of the rectangle covered by this
 * pass, including skipped pixels
 * @param periodX the horizontal sample interval
 * @param periodY the vertical sample interval
 * @param bands the affected bands in the destination
 */
protected void processPassStarted(BufferedImage image, int pass, int minPass,
                                  int maxPass, int minX, int minY,
                                  int periodX, int periodY, int[] bands)
{
  if (updateListeners != null)
    {
      Iterator it = updateListeners.iterator();

      while (it.hasNext())
        {
          IIOReadUpdateListener listener = (IIOReadUpdateListener) it.next();
          listener.passStarted(this, image, pass, minPass, maxPass, minX,
                               minY, periodX, periodY, bands);
        }
    }
}
 

import javax.imageio.event.IIOReadUpdateListener; //导入方法依赖的package包/类
/**
  * Notifies all installed read update listeners, by calling their
  * passStarted methods, that a new pass has begun.
  *
  * @param image the buffered image that is being updated
  * @param pass the current pass number
  * @param minPass the pass at which decoding will begin
  * @param maxPass the pass at which decoding will end
  * @param minX the X coordinate of the top-left pixel in this pass
  * @param minY the Y coordinate of the top-left pixel in this pass
  * @param width the total width of the rectangle covered by this
  * pass, including skipped pixels
  * @param height the total height of the rectangle covered by this
  * pass, including skipped pixels
  * @param periodX the horizontal sample interval
  * @param periodY the vertical sample interval
  * @param bands the affected bands in the destination
  */
 protected void processPassStarted(BufferedImage image, int pass, int minPass,
			    int maxPass, int minX, int minY,
			    int periodX, int periodY, int[] bands)
 {
   if (updateListeners != null)
     {
Iterator it = updateListeners.iterator();

while (it.hasNext())
  {
    IIOReadUpdateListener listener = (IIOReadUpdateListener) it.next();
    listener.passStarted(this, image, pass, minPass, maxPass, minX,
			 minY, periodX, periodY, bands);
  }
     }
 }