Method resize

ij/src/main/java/ij/plugin/LUT_Editor.java:311–330

()

    }

    void resize() {
        GenericDialog sgd = new GenericDialog("LUT Editor");
        sgd.addNumericField("Number of Colors:", mapSize, 0);
        sgd.addChoice("Scale Using:", choices, scaleMethod);
        sgd.showDialog();
        if (sgd.wasCanceled()){
            cancelLUT();
            return;
        }
        int newSize = (int)sgd.getNextNumber();
        if (newSize<2) newSize = 2;
        if (newSize>256) newSize =256;
        scaleMethod = sgd.getNextChoice();
        scale(reds, greens, blues, newSize);
        mapSize = newSize;
        for(int i=0; i<mapSize; i++)
            c[i] = new Color(reds[i]&255, greens[i]&255, blues[i]&255);
        applyLUT();
        repaint();
    }

    void scale(byte[] reds, byte[] greens, byte[] blues, int newSize) {
        if (newSize==mapSize)