Examples with UniverseListener ij3d.UniverseListener used on opensource projects

Example 1 with UniverseListener

use of ij3d.UniverseListener in project TrakEM2 by trakem2.

the class Display3DGUI method newPanelColors.

private static final JPanel newPanelColors(final Image3DUniverse univ) {
    final JPanel p = new JPanel();
    p.setBackground(Color.white);
    final GridBagLayout gb = new GridBagLayout();
    final GridBagConstraints c = new GridBagConstraints();
    c.anchor = GridBagConstraints.NORTHWEST;
    c.fill = GridBagConstraints.HORIZONTAL;
    p.setLayout(gb);
    final String[] labels = new String[] { "Red", "Green", "Blue" };
    final JScrollBar[] sliders = new JScrollBar[3];
    final JTextField[] typers = new JTextField[3];
    for (int i = 0; i < 3; ++i) {
        final JScrollBar slider = new JScrollBar(JScrollBar.HORIZONTAL, 255, 1, 0, 256);
        sliders[i] = slider;
        final JTextField typer = new IntegerField(255, 3);
        typers[i] = typer;
        final int k = i;
        slider.addAdjustmentListener(new AdjustmentListener() {

            @Override
            public void adjustmentValueChanged(final AdjustmentEvent e) {
                final Content content = univ.getSelected();
                if (null == content) {
                    Utils.log("Nothing selected!");
                    return;
                }
                Color3f color = content.getColor();
                // default to yellow
                if (null == color)
                    color = new Color3f(1, 1, 0);
                final float[] co = new float[3];
                color.get(co);
                co[k] = e.getValue() / 255.0f;
                content.setColor(new Color3f(co));
                typer.setText(Integer.toString(e.getValue()));
            }
        });
        typer.addKeyListener(new SliderTyperLink(univ, slider, typer));
        final JLabel l = new JLabel(labels[i]);
        // Layout
        c.gridx = 0;
        c.gridy = i;
        gb.setConstraints(l, c);
        p.add(l);
        c.gridx = 1;
        c.weightx = 1;
        c.fill = GridBagConstraints.HORIZONTAL;
        gb.setConstraints(slider, c);
        p.add(slider);
        c.gridx = 2;
        c.weightx = 0;
        c.fill = GridBagConstraints.NONE;
        gb.setConstraints(typer, c);
        p.add(typer);
    }
    // Alpha slider
    c.gridx = 0;
    c.gridy += 1;
    final JLabel aL = new JLabel("Alpha:");
    gb.setConstraints(aL, c);
    p.add(aL);
    c.gridx = 1;
    c.fill = GridBagConstraints.HORIZONTAL;
    c.weightx = 1;
    final JScrollBar alphaSlider = new JScrollBar(JScrollBar.HORIZONTAL, 255, 1, 0, 256);
    gb.setConstraints(alphaSlider, c);
    p.add(alphaSlider);
    c.gridx = 2;
    c.fill = GridBagConstraints.NONE;
    c.weightx = 0;
    final JTextField alphaTyper = new IntegerField(255, 3);
    gb.setConstraints(alphaTyper, c);
    p.add(alphaTyper);
    alphaSlider.addAdjustmentListener(new AdjustmentListener() {

        @Override
        public void adjustmentValueChanged(final AdjustmentEvent e) {
            final Content content = univ.getSelected();
            if (null == content) {
                Utils.log("Nothing selected!");
                return;
            }
            final float alpha = e.getValue() / 255.0f;
            content.setTransparency(1 - alpha);
            alphaTyper.setText(Integer.toString(e.getValue()));
        }
    });
    alphaTyper.addKeyListener(new SliderTyperLink(univ, alphaSlider, alphaTyper));
    // Button to colorize randomly
    c.gridx = 0;
    c.gridy += 1;
    c.gridwidth = 3;
    c.weightx = 1;
    c.insets = new Insets(15, 4, 4, 4);
    final JButton r = new JButton("Assign random colors to all");
    r.addActionListener(new ActionListener() {

        @Override
        public void actionPerformed(final ActionEvent e) {
            randomizeColors(univ);
        }
    });
    gb.setConstraints(r, c);
    p.add(r);
    addTitledLineBorder(p, "Colors");
    univ.addUniverseListener(new UniverseListener() {

        @Override
        public void universeClosed() {
        }

        @Override
        public void transformationUpdated(final View arg0) {
        }

        @Override
        public void transformationStarted(final View arg0) {
        }

        @Override
        public void transformationFinished(final View arg0) {
        }

        @Override
        public void contentSelected(final Content arg0) {
            if (null == arg0) {
                return;
            }
            Color3f color = arg0.getColor();
            // default to yellow
            if (null == color)
                color = new Color3f(1, 1, 0);
            final float[] co = new float[3];
            color.get(co);
            for (int i = 0; i < 3; ++i) {
                // Disallow the slider from firing an event when its value is adjusted
                sliders[i].setValueIsAdjusting(true);
                final int val = (int) (co[i] * 255);
                typers[i].setText(Integer.toString(val));
                sliders[i].setValue(val);
            }
            // After all are set, re-enable, which triggers events (the color will be set three times...)
            for (int i = 0; i < 3; ++i) {
                sliders[i].setValueIsAdjusting(false);
            }
            // Alpha slider:
            alphaSlider.setValueIsAdjusting(true);
            final int alpha = (int) ((1 - arg0.getTransparency()) * 255);
            alphaTyper.setText(Integer.toString(alpha));
            alphaSlider.setValue(alpha);
            alphaSlider.setValueIsAdjusting(false);
        }

        @Override
        public void contentRemoved(final Content arg0) {
        }

        @Override
        public void contentChanged(final Content arg0) {
            if (arg0 == univ.getSelected()) {
                contentSelected(arg0);
            }
        }

        @Override
        public void contentAdded(final Content arg0) {
        }

        @Override
        public void canvasResized() {
        }
    });
    return p;
}