Method setMode

ij/src/main/java/ij/CompositeImage.java:520–547

(int mode)

	}
	
	public synchronized void setMode(int mode) {
		if (mode<COMPOSITE || mode>GRAYSCALE)
			return;
		if (mode==COMPOSITE && getNChannels()>MAX_CHANNELS)
			mode = COLOR;
		if (!(mode==COMPOSITE && mode==this.mode)) {
			for (int i=0; i<MAX_CHANNELS; i++)
				active[i] = true;
		}
		if (this.mode!=COMPOSITE && mode==COMPOSITE)
			img = null;
		this.mode = mode;
		if (mode==COLOR || mode==GRAYSCALE) {
			if (cip!=null) {
				for (int i=0; i<cip.length; i++) {
					if (cip[i]!=null) cip[i].setPixels(null);
					cip[i] = null;
				}
			}
			cip = null;
			rgbPixels = null;
			awtImage = null;
			currentChannel = -1;
		}
		if (mode==GRAYSCALE || mode==TRANSPARENT)
			ip.setColorModel(ip.getDefaultColorModel());
		Channels.updateChannels();
	}

	public int getMode() {
		return mode;