示例#1
0
文件: Haikdu.java 项目: cwvh/haikdu
  public void putRegion(
      int viewWidth,
      int viewHeight,
      int regWidth,
      int regHeight,
      int regOffX,
      int regOffY,
      int[] regBuffer) {
    if (image == null) {
      setPreferredSize(new Dimension(viewWidth, viewHeight));
      imageBuffer = new int[viewWidth * viewHeight];
      imageSource = new MemoryImageSource(viewWidth, viewHeight, imageBuffer, 0, viewWidth);
      imageSource.setAnimated(true);
      image = createImage(imageSource);
    }

    int destIndex = regOffX + regOffY * viewWidth;
    int srcIndex = 0;
    int extraRowGap = viewWidth - regWidth;
    for (int j = 0; j < regHeight; j++, destIndex += extraRowGap)
      for (int i = 0; i < regWidth; i++, srcIndex++, destIndex++)
        imageBuffer[destIndex] = regBuffer[srcIndex];
    imageSource.newPixels(regOffX, regOffY, regWidth, regHeight);
    repaint(regOffX, regOffY, regWidth, regHeight);
  }
示例#2
0
  /** Processes the data and renders it to a component */
  public synchronized int process(Buffer buffer) {
    if (component == null) return BUFFER_PROCESSED_FAILED;

    Format inf = buffer.getFormat();
    if (inf == null) return BUFFER_PROCESSED_FAILED;

    if (inf != inputFormat || !buffer.getFormat().equals(inputFormat)) {
      if (setInputFormat(inf) != null) return BUFFER_PROCESSED_FAILED;
    }

    Object data = buffer.getData();
    if (!(data instanceof int[])) return BUFFER_PROCESSED_FAILED;

    if (lastBuffer != buffer) {
      lastBuffer = buffer;
      newImage(buffer);
    }

    sourceImage.newPixels(0, 0, inWidth, inHeight);

    Graphics g = component.getGraphics();
    if (g != null) {
      if (reqBounds == null) {
        bounds = component.getBounds();
        bounds.x = 0;
        bounds.y = 0;
      } else bounds = reqBounds;
      g.drawImage(
          destImage,
          bounds.x,
          bounds.y,
          bounds.width,
          bounds.height,
          0,
          0,
          inWidth,
          inHeight,
          component);
    }

    return BUFFER_PROCESSED_OK;
  }