protected void computeGeometry() {
pictHalfWidth = Width.getInt() / 2;
pictWidth = pictHalfWidth + pictHalfWidth - 1;
pictHeight = Height.getInt();
xLoc = -pictHalfWidth;
yLoc = -pictHeight / 2;
setFramesPerCycle(pictWidth - 1);
setFrameIncrement(FrameIncrement.getInt());
// System.out.println("width = " + pictWidth);
// System.out.println(" x = " + xLoc);
// System.out.println(" y = " + yLoc);
PxlColor[] ramp = AColor.getPxlColor().sinusoidalRampTo(BColor.getPxlColor(), pictHalfWidth);
// System.out.println("w=" + (4*pictHalfWidth-1) + ", h=" + pictHeight);
int ibWidth = 4 * pictHalfWidth - 1;
if ((imageBuffer == null)
|| (imageBuffer.getWidth() != ibWidth)
|| (imageBuffer.getHeight() != pictHeight)) {
imageBuffer = new BufferedImage(ibWidth, pictHeight, BufferedImage.TYPE_INT_RGB);
}
Graphics g = imageBuffer.getGraphics();
for (int x = 0; x < pictHalfWidth; x++) {
g.setColor(ramp[x].dev());
g.drawLine(x, 0, x, pictHeight - 1);
if (x < (pictHalfWidth - 1))
g.drawLine(pictWidth - x - 1, 0, pictWidth - x - 1, pictHeight - 1);
if (x > 0) g.drawLine(pictWidth + x - 1, 0, pictWidth + x - 1, pictHeight - 1);
if ((x > 0) && (x < (pictHalfWidth - 1)))
g.drawLine(4 * pictHalfWidth - 4 - x, 0, 4 * pictHalfWidth - 4 - x, pictHeight - 1);
}
g.dispose();
BitMapElement p = (BitMapElement) getDisplayElement(pictElement);
p.setImage(imageBuffer);
p.setLocation(xLoc, yLoc);
p.setClipRect(xLoc, yLoc, pictWidth, pictHeight);
}
protected int create() {
BitMapElement pict = new BitMapElement();
pict.setReferencePoint(PositionReferenceCodes.TOP_LEFT);
pict.setColorPar(AColor);
pictElement = enterDisplayElement(pict, group[0]);
enterTiming(FrameTimer, FrameDuration, 0);
return (pictElement);
}